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-rw-r--r--src/render/graphics.cpp586
-rw-r--r--src/render/graphics.h427
-rw-r--r--src/render/mobileopenglgraphics.cpp1288
-rw-r--r--src/render/mobileopenglgraphics.h232
-rw-r--r--src/render/normalopenglgraphics.cpp1515
-rw-r--r--src/render/normalopenglgraphics.h244
-rw-r--r--src/render/nullopenglgraphics.cpp1208
-rw-r--r--src/render/nullopenglgraphics.h239
-rw-r--r--src/render/safeopenglgraphics.cpp654
-rw-r--r--src/render/safeopenglgraphics.h183
-rw-r--r--src/render/sdl2graphics.cpp641
-rw-r--r--src/render/sdl2graphics.h143
-rw-r--r--src/render/sdlgraphics.cpp1272
-rw-r--r--src/render/sdlgraphics.h155
-rw-r--r--src/render/surfacegraphics.cpp87
-rw-r--r--src/render/surfacegraphics.h185
16 files changed, 9059 insertions, 0 deletions
diff --git a/src/render/graphics.cpp b/src/render/graphics.cpp
new file mode 100644
index 000000000..42de3429d
--- /dev/null
+++ b/src/render/graphics.cpp
@@ -0,0 +1,586 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2013 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "render/graphics.h"
+
+#include "main.h"
+
+#include "configuration.h"
+#include "graphicsmanager.h"
+#include "graphicsvertexes.h"
+#include "logger.h"
+
+#include "resources/imagehelper.h"
+#include "resources/openglimagehelper.h"
+
+#include <guichan/sdl/sdlpixel.hpp>
+
+#ifdef USE_OPENGL
+#ifdef __APPLE__
+#include <OpenGL/OpenGL.h>
+#endif
+#endif
+
+#include "debug.h"
+
+#ifdef USE_OPENGL
+#ifndef GPU_MEMORY_INFO_DEDICATED_VIDMEM_NVX
+#define GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX 0x9049
+#endif
+#endif
+
+Graphics::Graphics() :
+ gcn::Graphics(),
+ mWidth(0),
+ mHeight(0),
+ mWindow(nullptr),
+#ifdef USE_SDL2
+ mRenderer(nullptr),
+#ifdef USE_OPENGL
+ mGLContext(nullptr),
+#endif
+#endif
+ mBpp(0),
+ mAlpha(false),
+ mFullscreen(false),
+ mHWAccel(false),
+ mRedraw(false),
+ mDoubleBuffer(false),
+ mRect(),
+ mSecure(false),
+ mOpenGL(0),
+ mEnableResize(false),
+ mNoFrame(false),
+ mName("Software"),
+ mStartFreeMem(0),
+ mSync(false),
+ mColor(),
+ mColor2()
+{
+ mRect.x = 0;
+ mRect.y = 0;
+ mRect.w = 0;
+ mRect.h = 0;
+}
+
+Graphics::~Graphics()
+{
+ _endDraw();
+#ifdef USE_SDL2
+ if (mRenderer)
+ {
+ SDL_DestroyRenderer(mRenderer);
+ mRenderer = nullptr;
+ }
+#ifdef USE_OPENGL
+ if (mGLContext)
+ {
+ SDL_GL_DeleteContext(mGLContext);
+ mGLContext = 0;
+ }
+#endif
+#endif
+}
+
+void Graphics::setSync(const bool sync)
+{
+ mSync = sync;
+}
+
+void Graphics::setMainFlags(const int w, const int h, const int bpp,
+ const bool fs, const bool hwaccel,
+ const bool resize, const bool noFrame)
+{
+ logger->log("graphics backend: %s", getName().c_str());
+ logger->log("Setting video mode %dx%d %s",
+ w, h, fs ? "fullscreen" : "windowed");
+
+ mWidth = w;
+ mHeight = h;
+ mBpp = bpp;
+ mFullscreen = fs;
+ mHWAccel = hwaccel;
+ mEnableResize = resize;
+ mNoFrame = noFrame;
+}
+
+int Graphics::getOpenGLFlags() const
+{
+#ifdef USE_OPENGL
+
+#ifdef USE_SDL2
+ int displayFlags = SDL_WINDOW_OPENGL;
+ if (mFullscreen)
+ displayFlags |= SDL_WINDOW_FULLSCREEN;
+#else
+ int displayFlags = SDL_ANYFORMAT | SDL_OPENGL;
+#endif // USE_SDL2
+
+ if (mFullscreen)
+ {
+ displayFlags |= SDL_FULLSCREEN;
+ }
+ else
+ {
+ // Resizing currently not supported on Windows, where it would require
+ // reuploading all textures.
+#if !defined(_WIN32)
+ if (mEnableResize)
+ displayFlags |= SDL_RESIZABLE;
+#endif
+ }
+
+ if (mNoFrame)
+ displayFlags |= SDL_NOFRAME;
+
+ return displayFlags;
+#else
+ return 0;
+#endif // USE_OPENGL
+}
+
+bool Graphics::setOpenGLMode()
+{
+#ifdef USE_OPENGL
+ SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
+ if (!(mWindow = graphicsManager.createWindow(mWidth, mHeight,
+ mBpp, getOpenGLFlags())))
+ {
+ mRect.w = 0;
+ mRect.h = 0;
+ return false;
+ }
+
+#ifdef USE_SDL2
+ int w1 = 0;
+ int h1 = 0;
+ SDL_GetWindowSize(mWindow, &w1, &h1);
+ mRect.w = w1;
+ mRect.h = h1;
+
+ mGLContext = SDL_GL_CreateContext(mWindow);
+
+#else // USE_SDL2
+
+ mRect.w = static_cast<uint16_t>(mWindow->w);
+ mRect.h = static_cast<uint16_t>(mWindow->h);
+#endif // USE_SDL2
+
+#ifdef __APPLE__
+ if (mSync)
+ {
+ const GLint VBL = 1;
+ CGLSetParameter(CGLGetCurrentContext(), kCGLCPSwapInterval, &VBL);
+ }
+#endif
+
+ graphicsManager.setGLVersion();
+ graphicsManager.logVersion();
+
+ // Setup OpenGL
+ glViewport(0, 0, mWidth, mHeight);
+ glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST);
+ int gotDoubleBuffer = 0;
+ SDL_GL_GetAttribute(SDL_GL_DOUBLEBUFFER, &gotDoubleBuffer);
+ logger->log("Using OpenGL %s double buffering.",
+ (gotDoubleBuffer ? "with" : "without"));
+
+ graphicsManager.initOpenGL();
+ initArrays();
+ graphicsManager.updateTextureFormat();
+ updateMemoryInfo();
+
+ GLint texSize;
+ bool rectTex = graphicsManager.supportExtension(
+ "GL_ARB_texture_rectangle");
+ if (rectTex && OpenGLImageHelper::getInternalTextureType() == 4
+ && getOpenGL() != 3 && config.getBoolValue("rectangulartextures")
+ && !graphicsManager.isUseTextureSampler())
+ {
+ logger->log1("using GL_ARB_texture_rectangle");
+ OpenGLImageHelper::mTextureType = GL_TEXTURE_RECTANGLE_ARB;
+ glEnable(GL_TEXTURE_RECTANGLE_ARB);
+ glGetIntegerv(GL_MAX_RECTANGLE_TEXTURE_SIZE_ARB, &texSize);
+ OpenGLImageHelper::mTextureSize = texSize;
+ logger->log("OpenGL texture size: %d pixels (rectangle textures)",
+ OpenGLImageHelper::mTextureSize);
+ }
+ else
+ {
+ OpenGLImageHelper::mTextureType = GL_TEXTURE_2D;
+ glGetIntegerv(GL_MAX_TEXTURE_SIZE, &texSize);
+ OpenGLImageHelper::mTextureSize = texSize;
+ logger->log("OpenGL texture size: %d pixels",
+ OpenGLImageHelper::mTextureSize);
+ }
+ return videoInfo();
+#else // USE_OPENGL
+
+ return false;
+#endif // USE_OPENGL
+}
+
+int Graphics::getSoftwareFlags() const
+{
+#ifdef USE_SDL2
+ int displayFlags = SDL_WINDOW_SHOWN;
+#else
+ int displayFlags = SDL_ANYFORMAT;
+
+ if (mHWAccel)
+ displayFlags |= SDL_HWSURFACE | SDL_DOUBLEBUF;
+ else
+ displayFlags |= SDL_SWSURFACE;
+#endif
+
+ if (mFullscreen)
+ displayFlags |= SDL_FULLSCREEN;
+ else if (mEnableResize)
+ displayFlags |= SDL_RESIZABLE;
+
+ if (mNoFrame)
+ displayFlags |= SDL_NOFRAME;
+ return displayFlags;
+}
+
+
+void Graphics::updateMemoryInfo()
+{
+#ifdef USE_OPENGL
+ if (mStartFreeMem)
+ return;
+
+ if (graphicsManager.supportExtension("GL_NVX_gpu_memory_info"))
+ {
+ glGetIntegerv(GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX,
+ &mStartFreeMem);
+ logger->log("free video memory: %d", mStartFreeMem);
+ }
+#endif
+}
+
+int Graphics::getMemoryUsage() const
+{
+#ifdef USE_OPENGL
+ if (!mStartFreeMem)
+ return 0;
+
+ if (graphicsManager.supportExtension("GL_NVX_gpu_memory_info"))
+ {
+ GLint val;
+ glGetIntegerv(GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX,
+ &val);
+ return mStartFreeMem - val;
+ }
+#endif
+ return 0;
+}
+
+#ifdef USE_SDL2
+void Graphics::dumpRendererInfo(const char *const str,
+ const SDL_RendererInfo &info)
+{
+ logger->log(str, info.name);
+ logger->log("flags:");
+ if (info.flags & SDL_RENDERER_SOFTWARE)
+ logger->log(" software");
+ if (info.flags & SDL_RENDERER_ACCELERATED)
+ logger->log(" accelerated");
+ if (info.flags & SDL_RENDERER_PRESENTVSYNC)
+ logger->log(" vsync");
+ if (info.flags & SDL_RENDERER_TARGETTEXTURE)
+ logger->log(" texture target");
+}
+#endif
+
+bool Graphics::videoInfo()
+{
+ logger->log("SDL video info");
+#ifdef USE_SDL2
+ logger->log("Using video driver: %s", SDL_GetCurrentVideoDriver());
+
+ if (mRenderer)
+ {
+ SDL_RendererInfo info;
+ SDL_GetRendererInfo(mRenderer, &info);
+ dumpRendererInfo("Current SDL renderer name: %s", info);
+
+ const int num = SDL_GetNumRenderDrivers();
+ logger->log("Known renderers");
+ for (int f = 0; f < num; f ++)
+ {
+ if (!SDL_GetRenderDriverInfo(f, &info))
+ dumpRendererInfo("renderer name: %s", info);
+ }
+ }
+#else
+ char videoDriverName[65];
+ if (SDL_VideoDriverName(videoDriverName, 64))
+ logger->log("Using video driver: %s", videoDriverName);
+ else
+ logger->log1("Using video driver: unknown");
+ mDoubleBuffer = ((mWindow->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF);
+ logger->log("Double buffer mode: %s", mDoubleBuffer ? "yes" : "no");
+
+ imageHelper->dumpSurfaceFormat(mWindow);
+
+ const SDL_VideoInfo *const vi = SDL_GetVideoInfo();
+ if (!vi)
+ return false;
+
+ logger->log("Possible to create hardware surfaces: %s",
+ ((vi->hw_available) ? "yes" : "no"));
+ logger->log("Window manager available: %s",
+ ((vi->wm_available) ? "yes" : "no"));
+ logger->log("Accelerated hardware to hardware blits: %s",
+ ((vi->blit_hw) ? "yes" : "no"));
+ logger->log("Accelerated hardware to hardware colorkey blits: %s",
+ ((vi->blit_hw_CC) ? "yes" : "no"));
+ logger->log("Accelerated hardware to hardware alpha blits: %s",
+ ((vi->blit_hw_A) ? "yes" : "no"));
+ logger->log("Accelerated software to hardware blits: %s",
+ ((vi->blit_sw) ? "yes" : "no"));
+ logger->log("Accelerated software to hardware colorkey blits: %s",
+ ((vi->blit_sw_CC) ? "yes" : "no"));
+ logger->log("Accelerated software to hardware alpha blits: %s",
+ ((vi->blit_sw_A) ? "yes" : "no"));
+ logger->log("Accelerated color fills: %s",
+ ((vi->blit_fill) ? "yes" : "no"));
+#endif
+
+ return true;
+}
+
+bool Graphics::setFullscreen(const bool fs)
+{
+ if (mFullscreen == fs)
+ return true;
+
+ return setVideoMode(mWidth, mHeight, mBpp, fs, mHWAccel,
+ mEnableResize, mNoFrame);
+}
+
+bool Graphics::resizeScreen(const int width, const int height)
+{
+ if (mWidth == width && mHeight == height)
+ return true;
+
+#ifdef USE_SDL2
+ _endDraw();
+
+ mRect.w = width;
+ mRect.h = height;
+ mWidth = width;
+ mHeight = height;
+
+#ifdef USE_OPENGL
+ // +++ probably this way will not work in windows/mac
+ // Setup OpenGL
+ glViewport(0, 0, mWidth, mHeight);
+ glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST);
+#else
+ // +++ need impliment resize in soft mode
+#endif // USE_OPENGL
+
+ _beginDraw();
+ return true;
+
+#else
+ const int prevWidth = mWidth;
+ const int prevHeight = mHeight;
+
+ _endDraw();
+
+ const bool success = setVideoMode(width, height, mBpp,
+ mFullscreen, mHWAccel, mEnableResize, mNoFrame);
+
+ // If it didn't work, try to restore the previous size. If that didn't
+ // work either, bail out (but then we're in deep trouble).
+ if (!success)
+ {
+ if (!setVideoMode(prevWidth, prevHeight, mBpp,
+ mFullscreen, mHWAccel, mEnableResize, mNoFrame))
+ {
+ return false;
+ }
+ }
+
+ _beginDraw();
+
+ return success;
+#endif // USE_SDL2
+}
+
+int Graphics::getWidth() const
+{
+ return mWidth;
+}
+
+int Graphics::getHeight() const
+{
+ return mHeight;
+}
+
+bool Graphics::drawImage(const Image *image, int x, int y)
+{
+ if (image)
+ {
+ return drawImage2(image, 0, 0, x, y,
+ image->mBounds.w, image->mBounds.h, false);
+ }
+ else
+ {
+ return false;
+ }
+}
+
+void Graphics::drawImageRect(const int x, const int y,
+ const int w, const int h,
+ const Image *const topLeft,
+ const Image *const topRight,
+ const Image *const bottomLeft,
+ const Image *const bottomRight,
+ const Image *const top,
+ const Image *const right,
+ const Image *const bottom,
+ const Image *const left,
+ const Image *const center)
+{
+ BLOCK_START("Graphics::drawImageRect")
+ const bool drawMain = center && topLeft && topRight
+ && bottomLeft && bottomRight;
+
+ // Draw the center area
+ if (center && drawMain)
+ {
+ const int tlw = topLeft->getWidth();
+ const int tlh = topLeft->getHeight();
+ drawImagePattern(center, tlw + x, tlh + y,
+ w - tlw - topRight->getWidth(),
+ h - tlh - bottomLeft->getHeight());
+ }
+
+ // Draw the sides
+ if (top && left && bottom && right)
+ {
+ const int lw = left->getWidth();
+ const int rw = right->getWidth();
+ const int th = top->getHeight();
+ const int bh = bottom->getHeight();
+ drawImagePattern(top, x + lw, y, w - lw - rw, th);
+ drawImagePattern(bottom, x + lw, h - bh + y, w - lw - rw, bh);
+ drawImagePattern(left, x, y + th, lw, h - th - bh);
+ drawImagePattern(right, x + w - rw, th + y, rw, h - th - bh);
+ }
+ // Draw the corners
+ if (drawMain)
+ {
+ drawImage(topLeft, x, y);
+ drawImage(topRight, x + w - topRight->getWidth(), y);
+ drawImage(bottomLeft, x, h - bottomLeft->getHeight() + y);
+ drawImage(bottomRight,
+ x + w - bottomRight->getWidth(),
+ y + h - bottomRight->getHeight());
+ }
+ BLOCK_END("Graphics::drawImageRect")
+}
+
+void Graphics::drawImageRect(int x, int y, int w, int h,
+ const ImageRect &imgRect)
+{
+ drawImageRect(x, y, w, h,
+ imgRect.grid[0], imgRect.grid[2], imgRect.grid[6], imgRect.grid[8],
+ imgRect.grid[1], imgRect.grid[5], imgRect.grid[7], imgRect.grid[3],
+ imgRect.grid[4]);
+}
+
+bool Graphics::drawNet(const int x1, const int y1, const int x2, const int y2,
+ const int width, const int height)
+{
+ for (int y = y1; y < y2; y += height)
+ drawLine(x1, y, x2, y);
+
+ for (int x = x1; x < x2; x += width)
+ drawLine(x, y1, x, y2);
+
+ return true;
+}
+
+bool Graphics::calcImageRect(ImageVertexes *const vert,
+ const int x, const int y,
+ const int w, const int h,
+ const Image *const topLeft,
+ const Image *const topRight,
+ const Image *const bottomLeft,
+ const Image *const bottomRight,
+ const Image *const top,
+ const Image *const right,
+ const Image *const bottom,
+ const Image *const left,
+ const Image *const center)
+{
+ if (!vert)
+ return false;
+
+ BLOCK_START("Graphics::calcImageRect")
+ const bool drawMain = center && topLeft && topRight
+ && bottomLeft && bottomRight;
+
+// pushClipArea(gcn::Rectangle(x, y, w, h));
+
+ // Draw the center area
+ if (center && drawMain)
+ {
+ const int tlw = topLeft->getWidth();
+ const int tlh = topLeft->getHeight();
+ calcImagePattern(vert, center, tlw + x, tlh + y,
+ w - tlw - topRight->getWidth(),
+ h - tlh - bottomLeft->getHeight());
+ }
+ // Draw the sides
+ if (top && left && bottom && right)
+ {
+ const int lw = left->getWidth();
+ const int rw = right->getWidth();
+ const int th = top->getHeight();
+ const int bh = bottom->getHeight();
+ calcImagePattern(vert, top, x + lw, y, w - lw - rw, th);
+ calcImagePattern(vert, bottom, x + lw, y + h - bh, w - lw - rw, bh);
+ calcImagePattern(vert, left, x, y + th, lw, h - th - bh);
+ calcImagePattern(vert, right, x + w - rw, y + th, rw, h - th - bh);
+ }
+
+ calcTile(vert, topLeft, x, y);
+ if (topRight)
+ calcTile(vert, topRight, x + w - topRight->getWidth(), y);
+ if (bottomLeft)
+ calcTile(vert, bottomLeft, x, y + h - bottomLeft->getHeight());
+ if (bottomRight)
+ {
+ calcTile(vert, bottomRight, x + w - bottomRight->getWidth(),
+ y + h - bottomRight->getHeight());
+ }
+
+// popClipArea();
+ BLOCK_END("Graphics::calcImageRect")
+ return 0;
+}
diff --git a/src/render/graphics.h b/src/render/graphics.h
new file mode 100644
index 000000000..7dafcbc45
--- /dev/null
+++ b/src/render/graphics.h
@@ -0,0 +1,427 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2013 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRAPHICS_H
+#define GRAPHICS_H
+
+#include "SDL.h"
+
+#include "sdlshared.h"
+
+#include <guichan/color.hpp>
+#include <guichan/graphics.hpp>
+
+#include "localconsts.h"
+
+class Image;
+class ImageCollection;
+class ImageVertexes;
+class MapLayer;
+
+struct SDL_Surface;
+struct SDL_Window;
+
+static const int defaultScreenWidth = 800;
+static const int defaultScreenHeight = 600;
+
+/**
+ * 9 images defining a rectangle. 4 corners, 4 sides and a middle area. The
+ * topology is as follows:
+ *
+ * <pre>
+ * !-----!-----------------!-----!
+ * ! 0 ! 1 ! 2 !
+ * !-----!-----------------!-----!
+ * ! 3 ! 4 ! 5 !
+ * !-----!-----------------!-----!
+ * ! 6 ! 7 ! 8 !
+ * !-----!-----------------!-----!
+ * </pre>
+ *
+ * Sections 0, 2, 6 and 8 will remain as is. 1, 3, 4, 5 and 7 will be
+ * repeated to fit the size of the widget.
+ */
+class ImageRect final
+{
+ public:
+ ImageRect()
+ {
+ for (int f = 0; f < 9; f ++)
+ grid[f] = nullptr;
+ }
+
+ A_DELETE_COPY(ImageRect)
+
+ enum ImagePosition
+ {
+ UPPER_LEFT = 0,
+ UPPER_CENTER = 1,
+ UPPER_RIGHT = 2,
+ LEFT = 3,
+ CENTER = 4,
+ RIGHT = 5,
+ LOWER_LEFT = 6,
+ LOWER_CENTER = 7,
+ LOWER_RIGHT = 8
+ };
+
+ Image *grid[9];
+};
+
+/**
+ * A central point of control for graphics.
+ */
+class Graphics : public gcn::Graphics
+{
+ public:
+ /**
+ * Constructor.
+ */
+ Graphics();
+
+ A_DELETE_COPY(Graphics)
+
+ /**
+ * Destructor.
+ */
+ virtual ~Graphics();
+
+ void setWindow(SDL_Window *const window,
+ const int width, const int height)
+ {
+ mWindow = window;
+ mRect.w = width;
+ mRect.h = height;
+ }
+
+ SDL_Window *getWindow() const
+ { return mWindow; }
+
+ /**
+ * Sets whether vertical refresh syncing is enabled. Takes effect after
+ * the next call to setVideoMode(). Only implemented on MacOS for now.
+ */
+ void setSync(const bool sync);
+
+ bool getSync() const A_WARN_UNUSED
+ { return mSync; }
+
+ /**
+ * Try to create a window with the given settings.
+ */
+ virtual bool setVideoMode(const int w, const int h, const int bpp,
+ const bool fs, const bool hwaccel,
+ const bool resize, const bool noFrame) = 0;
+
+ /**
+ * Set fullscreen mode.
+ */
+ bool setFullscreen(const bool fs);
+
+ /**
+ * Resize the window to the specified size.
+ */
+ bool resizeScreen(const int width, const int height);
+
+ /**
+ * Blits an image onto the screen.
+ *
+ * @return <code>true</code> if the image was blitted properly
+ * <code>false</code> otherwise.
+ */
+ bool drawImage(const Image *image, int x, int y);
+
+ // override unused abstract function
+ void drawImage(const gcn::Image* image A_UNUSED,
+ int srcX A_UNUSED, int srcY A_UNUSED,
+ int dstX A_UNUSED, int dstY A_UNUSED,
+ int width A_UNUSED, int height A_UNUSED) override
+ {
+ }
+
+ /**
+ * Draws a resclaled version of the image
+ */
+ virtual bool drawRescaledImage(const Image *const image, int srcX,
+ int srcY, int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth,
+ const int desiredHeight,
+ const bool useColor = false) = 0;
+
+ virtual void drawImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h) = 0;
+
+ /**
+ * Draw a pattern based on a rescaled version of the given image...
+ */
+ virtual void drawRescaledImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h,
+ const int scaledWidth,
+ const int scaledHeight) = 0;
+
+ /**
+ * Draws a rectangle using images. 4 corner images, 4 side images and 1
+ * image for the inside.
+ */
+ void drawImageRect(const int x, const int y, const int w, const int h,
+ const Image *const topLeft,
+ const Image *const topRight,
+ const Image *const bottomLeft,
+ const Image *const bottomRight,
+ const Image *const top,
+ const Image *const right,
+ const Image *const bottom,
+ const Image *const left,
+ const Image *const center);
+
+ /**
+ * Draws a rectangle using images. 4 corner images, 4 side images and 1
+ * image for the inside.
+ */
+ void drawImageRect(int x, int y, int w, int h,
+ const ImageRect &imgRect);
+
+ bool calcImageRect(ImageVertexes *const vert,
+ const int x, const int y,
+ const int w, const int h,
+ const Image *const topLeft,
+ const Image *const topRight,
+ const Image *const bottomLeft,
+ const Image *const bottomRight,
+ const Image *const top,
+ const Image *const right,
+ const Image *const bottom,
+ const Image *const left,
+ const Image *const center);
+
+ virtual void calcImagePattern(ImageVertexes *const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const = 0;
+
+ virtual void calcImagePattern(ImageCollection *const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const = 0;
+
+ virtual void calcTile(ImageVertexes *const vert,
+ const Image *const image,
+ int x, int y) const = 0;
+
+ virtual void calcTileSDL(ImageVertexes *const vert A_UNUSED,
+ int x A_UNUSED, int y A_UNUSED) const
+ {
+ }
+
+ virtual void drawTile(const ImageVertexes *const vert) = 0;
+
+ virtual void drawTile(const ImageCollection *const vertCol) = 0;
+
+ virtual void calcTile(ImageCollection *const vertCol,
+ const Image *const image,
+ int x, int y) = 0;
+
+ virtual bool calcWindow(ImageCollection *const vertCol,
+ const int x, const int y,
+ const int w, const int h,
+ const ImageRect &imgRect) = 0;
+
+ /**
+ * Draws a rectangle using images. 4 corner images, 4 side images and 1
+ * image for the inside.
+ */
+ inline void drawImageRect(const gcn::Rectangle &area,
+ const ImageRect &imgRect)
+ { drawImageRect(area.x, area.y, area.width, area.height, imgRect); }
+
+ virtual void fillRectangle(const gcn::Rectangle& rectangle)
+ override = 0;
+
+ /**
+ * Updates the screen. This is done by either copying the buffer to the
+ * screen or swapping pages.
+ */
+ virtual void updateScreen() = 0;
+
+ /**
+ * Returns the width of the screen.
+ */
+ int getWidth() const A_WARN_UNUSED;
+
+ /**
+ * Returns the height of the screen.
+ */
+ int getHeight() const A_WARN_UNUSED;
+
+ /**
+ * Takes a screenshot and returns it as SDL surface.
+ */
+ virtual SDL_Surface *getScreenshot() A_WARN_UNUSED = 0;
+
+ virtual void prepareScreenshot()
+ { }
+
+ int getMemoryUsage() const A_WARN_UNUSED;
+
+ virtual bool drawNet(const int x1, const int y1,
+ const int x2, const int y2,
+ const int width, const int height);
+
+ const gcn::Font *getFont() const A_WARN_UNUSED
+ { return mFont; }
+
+ gcn::ClipRectangle &getTopClip() A_WARN_UNUSED
+ { return mClipStack.top(); }
+
+ void setRedraw(const bool n)
+ { mRedraw = n; }
+
+ bool getRedraw() const A_WARN_UNUSED
+ { return mRedraw; }
+
+ void setSecure(const bool n)
+ { mSecure = n; }
+
+ bool getSecure() const A_WARN_UNUSED
+ { return mSecure; }
+
+ int getBpp() const A_WARN_UNUSED
+ { return mBpp; }
+
+ bool getFullScreen() const A_WARN_UNUSED
+ { return mFullscreen; }
+
+ bool getHWAccel() const A_WARN_UNUSED
+ { return mHWAccel; }
+
+ bool getDoubleBuffer() const A_WARN_UNUSED
+ { return mDoubleBuffer; }
+
+ int getOpenGL() const A_WARN_UNUSED
+ { return mOpenGL; }
+
+ void setNoFrame(const bool n)
+ { mNoFrame = n; }
+
+ const std::string &getName() const A_WARN_UNUSED
+ { return mName; }
+
+ virtual void initArrays()
+ { }
+
+ void setColor(const gcn::Color &color)
+ {
+ mColor = color;
+ mColor2 = color;
+ mAlpha = (color.a != 255);
+ }
+
+ void setColor2(const gcn::Color &color)
+ { mColor2 = color; }
+
+ void setColorAll(const gcn::Color &color, const gcn::Color &color2)
+ {
+ mColor = color;
+ mColor2 = color2;
+ mAlpha = (color.a != 255);
+ }
+
+ const gcn::Color &getColor() const override
+ { return mColor; }
+
+ const gcn::Color &getColor2() const
+ { return mColor2; }
+
+#ifdef DEBUG_DRAW_CALLS
+ virtual unsigned int getDrawCalls() const
+ { return 0; }
+#endif
+#ifdef DEBUG_BIND_TEXTURE
+ virtual unsigned int getBinds() const
+ { return 0; }
+#endif
+#ifdef USE_SDL2
+ void dumpRendererInfo(const char *const str,
+ const SDL_RendererInfo &info);
+#endif
+ int mWidth;
+ int mHeight;
+
+ protected:
+ /**
+ * Blits an image onto the screen.
+ *
+ * @return <code>true</code> if the image was blitted properly
+ * <code>false</code> otherwise.
+ */
+ virtual bool drawImage2(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const bool useColor) = 0;
+
+
+ void setMainFlags(int w, int h, int bpp, bool fs,
+ bool hwaccel, bool resize, bool noFrame);
+
+ int getOpenGLFlags() const A_WARN_UNUSED;
+
+ int getSoftwareFlags() const A_WARN_UNUSED;
+
+ bool setOpenGLMode();
+
+ void updateMemoryInfo();
+
+ bool videoInfo();
+
+ SDL_Window *mWindow;
+
+#ifdef USE_SDL2
+ SDL_Renderer *mRenderer;
+#ifdef USE_OPENGL
+ SDL_GLContext mGLContext;
+#endif
+#endif
+ int mBpp;
+ bool mAlpha;
+ bool mFullscreen;
+ bool mHWAccel;
+ bool mRedraw;
+ bool mDoubleBuffer;
+ SDL_Rect mRect;
+ bool mSecure;
+ int mOpenGL;
+ bool mEnableResize;
+ bool mNoFrame;
+ std::string mName;
+ int mStartFreeMem;
+ bool mSync;
+ gcn::Color mColor;
+ gcn::Color mColor2;
+};
+
+extern Graphics *mainGraphics;
+
+#endif // GRAPHICS_H
diff --git a/src/render/mobileopenglgraphics.cpp b/src/render/mobileopenglgraphics.cpp
new file mode 100644
index 000000000..054588645
--- /dev/null
+++ b/src/render/mobileopenglgraphics.cpp
@@ -0,0 +1,1288 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2013 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "main.h"
+
+#ifdef USE_OPENGL
+
+#include "render/mobileopenglgraphics.h"
+
+#include "configuration.h"
+#include "graphicsmanager.h"
+#include "graphicsvertexes.h"
+#include "logger.h"
+
+#include "resources/image.h"
+#include "resources/openglimagehelper.h"
+
+#include "utils/sdlcheckutils.h"
+#include "utils/stringutils.h"
+
+#include <SDL.h>
+
+#include "debug.h"
+
+GLuint MobileOpenGLGraphics::mLastImage = 0;
+#ifdef DEBUG_DRAW_CALLS
+unsigned int MobileOpenGLGraphics::mDrawCalls = 0;
+unsigned int MobileOpenGLGraphics::mLastDrawCalls = 0;
+#endif
+
+MobileOpenGLGraphics::MobileOpenGLGraphics():
+ mFloatTexArray(nullptr),
+ mIntTexArray(nullptr),
+ mIntVertArray(nullptr),
+ mShortVertArray(nullptr),
+ mTexture(false),
+ mIsByteColor(false),
+ mByteColor(),
+ mFloatColor(1.0f),
+ mMaxVertices(500),
+ mColorAlpha(false),
+#ifdef DEBUG_BIND_TEXTURE
+ mOldTexture(),
+ mOldTextureId(0),
+#endif
+ mFbo()
+{
+ mOpenGL = 3;
+ mName = "mobile OpenGL";
+}
+
+MobileOpenGLGraphics::~MobileOpenGLGraphics()
+{
+ delete [] mFloatTexArray;
+ delete [] mIntTexArray;
+ delete [] mIntVertArray;
+ delete [] mShortVertArray;
+}
+
+void MobileOpenGLGraphics::initArrays()
+{
+ mMaxVertices = graphicsManager.getMaxVertices();
+ if (mMaxVertices < 500)
+ mMaxVertices = 500;
+ else if (mMaxVertices > 1024)
+ mMaxVertices = 1024;
+
+ // need alocate small size, after if limit reached reallocate to double size
+ const int sz = mMaxVertices * 4 + 30;
+ vertexBufSize = mMaxVertices;
+ mFloatTexArray = new GLfloat[sz];
+ mIntTexArray = new GLint[sz];
+ mIntVertArray = new GLint[sz];
+ mShortVertArray = new GLshort[sz];
+}
+
+bool MobileOpenGLGraphics::setVideoMode(const int w, const int h,
+ const int bpp, const bool fs,
+ const bool hwaccel, const bool resize,
+ const bool noFrame)
+{
+ setMainFlags(w, h, bpp, fs, hwaccel, resize, noFrame);
+
+ return setOpenGLMode();
+}
+
+static inline void drawQuad(const Image *const image,
+ const int srcX, const int srcY,
+ const int dstX, const int dstY,
+ const int width, const int height)
+{
+// if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+ // Find OpenGL normalized texture coordinates.
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+ const float texX2 = static_cast<float>(srcX + width) / tw;
+ const float texY2 = static_cast<float>(srcY + height) / th;
+
+ GLfloat tex[] =
+ {
+ texX1, texY1,
+ texX2, texY1,
+ texX1, texY2,
+ texX2, texY2
+ };
+
+ GLshort vert[] =
+ {
+ static_cast<GLshort>(dstX), static_cast<GLshort>(dstY),
+ static_cast<GLshort>(dstX + width), static_cast<GLshort>(dstY),
+ static_cast<GLshort>(dstX), static_cast<GLshort>(dstY + height),
+ static_cast<GLshort>(dstX + width),
+ static_cast<GLshort>(dstY + height)
+ };
+
+ glVertexPointer(2, GL_SHORT, 0, &vert);
+ glTexCoordPointer(2, GL_FLOAT, 0, &tex);
+
+#ifdef DEBUG_DRAW_CALLS
+ MobileOpenGLGraphics::mDrawCalls ++;
+#endif
+ glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
+ }
+}
+
+static inline void drawRescaledQuad(const Image *const image,
+ const int srcX, const int srcY,
+ const int dstX, const int dstY,
+ const int width, const int height,
+ const int desiredWidth,
+ const int desiredHeight)
+{
+// if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+ // Find OpenGL normalized texture coordinates.
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+ const float texX2 = static_cast<float>(srcX + width) / tw;
+ const float texY2 = static_cast<float>(srcY + height) / th;
+
+ GLfloat tex[] =
+ {
+ texX1, texY1,
+ texX2, texY1,
+ texX1, texY2,
+ texX2, texY2
+ };
+
+ GLshort vert[] =
+ {
+ static_cast<GLshort>(dstX), static_cast<GLshort>(dstY),
+ static_cast<GLshort>(dstX + desiredWidth),
+ static_cast<GLshort>(dstY),
+ static_cast<GLshort>(dstX), static_cast<GLshort>(
+ dstY + desiredHeight),
+ static_cast<GLshort>(dstX + desiredWidth),
+ static_cast<GLshort>(dstY + desiredHeight)
+ };
+ glVertexPointer(2, GL_SHORT, 0, &vert);
+ glTexCoordPointer(2, GL_FLOAT, 0, &tex);
+
+#ifdef DEBUG_DRAW_CALLS
+ MobileOpenGLGraphics::mDrawCalls ++;
+#endif
+ glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
+ }
+}
+
+
+bool MobileOpenGLGraphics::drawImage2(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const bool useColor)
+{
+ FUNC_BLOCK("Graphics::drawImage2", 1)
+ if (!image)
+ return false;
+
+ const SDL_Rect &imageRect = image->mBounds;
+
+ if (!useColor)
+ setColorAlpha(image->mAlpha);
+
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+
+ setTexturingAndBlending(true);
+
+ drawQuad(image, srcX + imageRect.x, srcY + imageRect.y,
+ dstX, dstY, width, height);
+
+ return true;
+}
+
+bool MobileOpenGLGraphics::drawRescaledImage(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth,
+ const int desiredHeight,
+ const bool useColor)
+{
+ return drawRescaledImage(image, srcX, srcY,
+ dstX, dstY,
+ width, height,
+ desiredWidth, desiredHeight,
+ useColor, true);
+}
+
+bool MobileOpenGLGraphics::drawRescaledImage(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth,
+ const int desiredHeight,
+ const bool useColor,
+ bool smooth)
+{
+ FUNC_BLOCK("Graphics::drawRescaledImage", 1)
+ if (!image)
+ return false;
+
+ // Just draw the image normally when no resizing is necessary,
+ if (width == desiredWidth && height == desiredHeight)
+ {
+ return drawImage2(image, srcX, srcY, dstX, dstY,
+ width, height, useColor);
+ }
+
+ // When the desired image is smaller than the current one,
+ // disable smooth effect.
+ if (width > desiredWidth && height > desiredHeight)
+ smooth = false;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ srcX += imageRect.x;
+ srcY += imageRect.y;
+
+ if (!useColor)
+ setColorAlpha(image->mAlpha);
+
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+
+ setTexturingAndBlending(true);
+
+ // Draw a textured quad.
+ drawRescaledQuad(image, srcX, srcY, dstX, dstY, width, height,
+ desiredWidth, desiredHeight);
+
+ if (smooth) // A basic smooth effect...
+ {
+ setColorAlpha(0.2f);
+ drawRescaledQuad(image, srcX, srcY, dstX - 1, dstY - 1, width, height,
+ desiredWidth + 1, desiredHeight + 1);
+ drawRescaledQuad(image, srcX, srcY, dstX + 1, dstY + 1, width, height,
+ desiredWidth - 1, desiredHeight - 1);
+
+ drawRescaledQuad(image, srcX, srcY, dstX + 1, dstY, width, height,
+ desiredWidth - 1, desiredHeight);
+ drawRescaledQuad(image, srcX, srcY, dstX, dstY + 1, width, height,
+ desiredWidth, desiredHeight - 1);
+ }
+
+ return true;
+}
+
+void MobileOpenGLGraphics::drawImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h)
+{
+ FUNC_BLOCK("Graphics::drawImagePattern", 1)
+ if (!image)
+ return;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ const int srcX = imageRect.x;
+ const int srcY = imageRect.y;
+ const int iw = imageRect.w;
+ const int ih = imageRect.h;
+
+ if (iw == 0 || ih == 0)
+ return;
+
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+
+ setColorAlpha(image->mAlpha);
+
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+
+ setTexturingAndBlending(true);
+
+ unsigned int vp = 0;
+ const unsigned int vLimit = mMaxVertices * 4;
+ // Draw a set of textured rectangles
+// if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+// {
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+
+ for (int py = 0; py < h; py += ih)
+ {
+ const int height = (py + ih >= h) ? h - py : ih;
+ const float texY2 = static_cast<float>(srcY + height) / th;
+ const int dstY = y + py;
+ for (int px = 0; px < w; px += iw)
+ {
+ const int width = (px + iw >= w) ? w - px : iw;
+ const int dstX = x + px;
+
+ const float texX2 = static_cast<float>(srcX + width) / tw;
+
+ mFloatTexArray[vp + 0] = texX1; // 1
+ mFloatTexArray[vp + 1] = texY1;
+
+ mFloatTexArray[vp + 2] = texX2; // 2
+ mFloatTexArray[vp + 3] = texY1;
+
+ mFloatTexArray[vp + 4] = texX2; // 3
+ mFloatTexArray[vp + 5] = texY2;
+
+ mFloatTexArray[vp + 6] = texX1; // 1
+ mFloatTexArray[vp + 7] = texY1;
+
+ mFloatTexArray[vp + 8] = texX1; // 4
+ mFloatTexArray[vp + 9] = texY2;
+
+ mFloatTexArray[vp + 10] = texX2; // 3
+ mFloatTexArray[vp + 11] = texY2;
+
+ mShortVertArray[vp + 0] = static_cast<GLshort>(dstX);
+ mShortVertArray[vp + 1] = static_cast<GLshort>(dstY);
+
+ mShortVertArray[vp + 2] = static_cast<GLshort>(dstX + width);
+ mShortVertArray[vp + 3] = static_cast<GLshort>(dstY);
+
+ mShortVertArray[vp + 4] = static_cast<GLshort>(dstX + width);
+ mShortVertArray[vp + 5] = static_cast<GLshort>(dstY + height);
+
+ mShortVertArray[vp + 6] = static_cast<GLshort>(dstX);
+ mShortVertArray[vp + 7] = static_cast<GLshort>(dstY);
+
+ mShortVertArray[vp + 8] = static_cast<GLshort>(dstX);
+ mShortVertArray[vp + 9] = static_cast<GLshort>(dstY + height);
+
+ mShortVertArray[vp + 10] = static_cast<GLshort>(dstX + width);
+ mShortVertArray[vp + 11] = static_cast<GLshort>(dstY + height);
+
+ vp += 12;
+ if (vp >= vLimit)
+ {
+ drawTriangleArrayfs(vp);
+ vp = 0;
+ }
+ }
+ }
+ if (vp > 0)
+ drawTriangleArrayfs(vp);
+// }
+}
+
+void MobileOpenGLGraphics::drawRescaledImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h,
+ const int scaledWidth,
+ const int scaledHeight)
+{
+ if (!image)
+ return;
+
+ if (scaledWidth == 0 || scaledHeight == 0)
+ return;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ const int srcX = imageRect.x;
+ const int srcY = imageRect.y;
+ const int iw = imageRect.w;
+ const int ih = imageRect.h;
+ if (iw == 0 || ih == 0)
+ return;
+
+ setColorAlpha(image->mAlpha);
+
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+
+ setTexturingAndBlending(true);
+
+ unsigned int vp = 0;
+ const unsigned int vLimit = mMaxVertices * 4;
+
+ // Draw a set of textured rectangles
+// if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+// {
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+
+ const float tFractionW = iw / tw;
+ const float tFractionH = ih / th;
+
+ for (int py = 0; py < h; py += scaledHeight)
+ {
+ const int height = (py + scaledHeight >= h)
+ ? h - py : scaledHeight;
+ const int dstY = y + py;
+ const float visibleFractionH = static_cast<float>(height)
+ / scaledHeight;
+ const float texY2 = texY1 + tFractionH * visibleFractionH;
+ for (int px = 0; px < w; px += scaledWidth)
+ {
+ const int width = (px + scaledWidth >= w)
+ ? w - px : scaledWidth;
+ const int dstX = x + px;
+ const float visibleFractionW = static_cast<float>(width)
+ / scaledWidth;
+ const float texX2 = texX1 + tFractionW * visibleFractionW;
+
+ mFloatTexArray[vp + 0] = texX1;
+ mFloatTexArray[vp + 1] = texY1;
+
+ mFloatTexArray[vp + 2] = texX2;
+ mFloatTexArray[vp + 3] = texY1;
+
+ mFloatTexArray[vp + 4] = texX2;
+ mFloatTexArray[vp + 5] = texY2;
+
+ mFloatTexArray[vp + 6] = texX1;
+ mFloatTexArray[vp + 7] = texY1;
+
+ mFloatTexArray[vp + 8] = texX1;
+ mFloatTexArray[vp + 9] = texY2;
+
+ mFloatTexArray[vp + 10] = texX2;
+ mFloatTexArray[vp + 11] = texY2;
+
+ mShortVertArray[vp + 0] = static_cast<GLshort>(dstX);
+ mShortVertArray[vp + 1] = static_cast<GLshort>(dstY);
+
+ mShortVertArray[vp + 2] = static_cast<GLshort>(dstX + width);
+ mShortVertArray[vp + 3] = static_cast<GLshort>(dstY);
+
+ mShortVertArray[vp + 4] = static_cast<GLshort>(dstX + width);
+ mShortVertArray[vp + 5] = static_cast<GLshort>(dstY + height);
+
+ mShortVertArray[vp + 6] = static_cast<GLshort>(dstX);
+ mShortVertArray[vp + 7] = static_cast<GLshort>(dstY);
+
+ mShortVertArray[vp + 8] = static_cast<GLshort>(dstX);
+ mShortVertArray[vp + 9] = static_cast<GLshort>(dstY + height);
+
+ mShortVertArray[vp + 10] = static_cast<GLshort>(dstX + width);
+ mShortVertArray[vp + 11] = static_cast<GLshort>(dstY + height);
+
+ vp += 12;
+ if (vp >= vLimit)
+ {
+ drawTriangleArrayfs(vp);
+ vp = 0;
+ }
+ }
+ }
+ if (vp > 0)
+ drawTriangleArrayfs(vp);
+// }
+}
+
+inline void MobileOpenGLGraphics::drawVertexes(const
+ NormalOpenGLGraphicsVertexes
+ &ogl)
+{
+ const std::vector<GLshort*> &shortVertPool = ogl.mShortVertPool;
+ std::vector<GLshort*>::const_iterator iv;
+ const std::vector<GLshort*>::const_iterator iv_end = shortVertPool.end();
+ const std::vector<int> &vp = ogl.mVp;
+ std::vector<int>::const_iterator ivp;
+ const std::vector<int>::const_iterator ivp_end = vp.end();
+
+ // Draw a set of textured rectangles
+// if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const std::vector<GLfloat*> &floatTexPool = ogl.mFloatTexPool;
+ std::vector<GLfloat*>::const_iterator ft;
+ const std::vector<GLfloat*>::const_iterator
+ ft_end = floatTexPool.end();
+
+ for (iv = shortVertPool.begin(), ft = floatTexPool.begin(),
+ ivp = vp.begin();
+ iv != iv_end && ft != ft_end && ivp != ivp_end;
+ ++ iv, ++ ft, ++ ivp)
+ {
+ drawTriangleArrayfs(*iv, *ft, *ivp);
+ }
+ }
+}
+
+void MobileOpenGLGraphics::calcImagePattern(ImageVertexes *const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const
+{
+ if (!image)
+ return;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ const int srcX = imageRect.x;
+ const int srcY = imageRect.y;
+ const int iw = imageRect.w;
+ const int ih = imageRect.h;
+
+ if (iw == 0 || ih == 0)
+ return;
+
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+
+ const unsigned int vLimit = mMaxVertices * 4;
+
+ NormalOpenGLGraphicsVertexes &ogl = vert->ogl;
+ unsigned int vp = ogl.continueVp();
+
+ // Draw a set of textured rectangles
+// if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+
+ GLfloat *floatTexArray = ogl.continueFloatTexArray();
+ GLshort *shortVertArray = ogl.continueShortVertArray();
+
+ for (int py = 0; py < h; py += ih)
+ {
+ const int height = (py + ih >= h) ? h - py : ih;
+ const int dstY = y + py;
+ const float texY2 = static_cast<float>(srcY + height) / th;
+ for (int px = 0; px < w; px += iw)
+ {
+ const int width = (px + iw >= w) ? w - px : iw;
+ const int dstX = x + px;
+ const float texX2 = static_cast<float>(srcX + width) / tw;
+
+ floatTexArray[vp + 0] = texX1;
+ floatTexArray[vp + 1] = texY1;
+
+ floatTexArray[vp + 2] = texX2;
+ floatTexArray[vp + 3] = texY1;
+
+ floatTexArray[vp + 4] = texX2;
+ floatTexArray[vp + 5] = texY2;
+
+ floatTexArray[vp + 6] = texX1;
+ floatTexArray[vp + 7] = texY1;
+
+ floatTexArray[vp + 8] = texX1;
+ floatTexArray[vp + 9] = texY2;
+
+ floatTexArray[vp + 10] = texX2;
+ floatTexArray[vp + 11] = texY2;
+
+ shortVertArray[vp + 0] = dstX;
+ shortVertArray[vp + 1] = dstY;
+
+ shortVertArray[vp + 2] = dstX + width;
+ shortVertArray[vp + 3] = dstY;
+
+ shortVertArray[vp + 4] = dstX + width;
+ shortVertArray[vp + 5] = dstY + height;
+
+ shortVertArray[vp + 6] = dstX;
+ shortVertArray[vp + 7] = dstY;
+
+ shortVertArray[vp + 8] = dstX;
+ shortVertArray[vp + 9] = dstY + height;
+
+ shortVertArray[vp + 10] = dstX + width;
+ shortVertArray[vp + 11] = dstY + height;
+
+ vp += 12;
+ if (vp >= vLimit)
+ {
+ floatTexArray = ogl.switchFloatTexArray();
+ shortVertArray = ogl.switchShortVertArray();
+ ogl.switchVp(vp);
+ vp = 0;
+ }
+ }
+ }
+ }
+ ogl.switchVp(vp);
+}
+
+void MobileOpenGLGraphics::calcTile(ImageCollection *const vertCol,
+ const Image *const image,
+ int x, int y)
+{
+ if (vertCol->currentGLImage != image->mGLImage)
+ {
+ ImageVertexes *const vert = new ImageVertexes();
+ vertCol->currentGLImage = image->mGLImage;
+ vertCol->currentVert = vert;
+ vert->image = image;
+ vertCol->draws.push_back(vert);
+ calcTile(vert, image, x, y);
+ }
+ else
+ {
+ calcTile(vertCol->currentVert, image, x, y);
+ }
+}
+
+void MobileOpenGLGraphics::drawTile(const ImageCollection *const vertCol)
+{
+ const ImageVertexesVector &draws = vertCol->draws;
+ const ImageCollectionCIter it_end = draws.end();
+ for (ImageCollectionCIter it = draws.begin(); it != it_end; ++ it)
+ {
+ const ImageVertexes *const vert = *it;
+ const Image *const image = vert->image;
+
+ setColorAlpha(image->mAlpha);
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+ setTexturingAndBlending(true);
+ drawVertexes(vert->ogl);
+ }
+}
+
+void MobileOpenGLGraphics::calcImagePattern(ImageCollection* const vertCol,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const
+{
+ ImageVertexes *vert = nullptr;
+ if (vertCol->currentGLImage != image->mGLImage)
+ {
+ vert = new ImageVertexes();
+ vertCol->currentGLImage = image->mGLImage;
+ vertCol->currentVert = vert;
+ vert->image = image;
+ vertCol->draws.push_back(vert);
+ }
+ else
+ {
+ vert = vertCol->currentVert;
+ }
+
+ calcImagePattern(vert, image, x, y, w, h);
+}
+
+void MobileOpenGLGraphics::calcTile(ImageVertexes *const vert,
+ const Image *const image,
+ int dstX, int dstY) const
+{
+ if (!vert || !image)
+ return;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ const int srcX = imageRect.x;
+ const int srcY = imageRect.y;
+ const int w = imageRect.w;
+ const int h = imageRect.h;
+
+ if (w == 0 || h == 0)
+ return;
+
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+
+ const unsigned int vLimit = mMaxVertices * 4;
+
+ NormalOpenGLGraphicsVertexes &ogl = vert->ogl;
+
+// std::vector<int> *vps = ogl.getVp();
+ unsigned int vp = ogl.continueVp();
+
+ // Draw a set of textured rectangles
+// if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ float texX1 = static_cast<float>(srcX) / tw;
+ float texY1 = static_cast<float>(srcY) / th;
+ float texX2 = static_cast<float>(srcX + w) / tw;
+ float texY2 = static_cast<float>(srcY + h) / th;
+
+ GLfloat *const floatTexArray = ogl.continueFloatTexArray();
+ GLshort *const shortVertArray = ogl.continueShortVertArray();
+
+ floatTexArray[vp + 0] = texX1;
+ floatTexArray[vp + 1] = texY1;
+
+ floatTexArray[vp + 2] = texX2;
+ floatTexArray[vp + 3] = texY1;
+
+ floatTexArray[vp + 4] = texX2;
+ floatTexArray[vp + 5] = texY2;
+
+ floatTexArray[vp + 6] = texX1;
+ floatTexArray[vp + 7] = texY1;
+
+ floatTexArray[vp + 8] = texX1;
+ floatTexArray[vp + 9] = texY2;
+
+ floatTexArray[vp + 10] = texX2;
+ floatTexArray[vp + 11] = texY2;
+
+ shortVertArray[vp + 0] = dstX;
+ shortVertArray[vp + 1] = dstY;
+
+ shortVertArray[vp + 2] = dstX + w;
+ shortVertArray[vp + 3] = dstY;
+
+ shortVertArray[vp + 4] = dstX + w;
+ shortVertArray[vp + 5] = dstY + h;
+
+ shortVertArray[vp + 6] = dstX;
+ shortVertArray[vp + 7] = dstY;
+
+ shortVertArray[vp + 8] = dstX;
+ shortVertArray[vp + 9] = dstY + h;
+
+ shortVertArray[vp + 10] = dstX + w;
+ shortVertArray[vp + 11] = dstY + h;
+
+ vp += 12;
+ if (vp >= vLimit)
+ {
+ ogl.switchFloatTexArray();
+ ogl.switchShortVertArray();
+ ogl.switchVp(vp);
+ vp = 0;
+ }
+ }
+ ogl.switchVp(vp);
+}
+
+void MobileOpenGLGraphics::drawTile(const ImageVertexes *const vert)
+{
+ if (!vert)
+ return;
+ const Image *const image = vert->image;
+
+ setColorAlpha(image->mAlpha);
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+ setTexturingAndBlending(true);
+ drawVertexes(vert->ogl);
+}
+
+bool MobileOpenGLGraphics::calcWindow(ImageCollection *const vertCol,
+ const int x, const int y,
+ const int w, const int h,
+ const ImageRect &imgRect)
+{
+ ImageVertexes *vert = nullptr;
+ const Image *const image = imgRect.grid[4];
+ if (vertCol->currentGLImage != image->mGLImage)
+ {
+ vert = new ImageVertexes();
+ vertCol->currentGLImage = image->mGLImage;
+ vertCol->currentVert = vert;
+ vert->image = image;
+ vertCol->draws.push_back(vert);
+ }
+ else
+ {
+ vert = vertCol->currentVert;
+ }
+
+ return calcImageRect(vert, x, y, w, h,
+ imgRect.grid[0], imgRect.grid[2], imgRect.grid[6], imgRect.grid[8],
+ imgRect.grid[1], imgRect.grid[5], imgRect.grid[7], imgRect.grid[3],
+ imgRect.grid[4]);
+}
+
+void MobileOpenGLGraphics::updateScreen()
+{
+ BLOCK_START("Graphics::updateScreen")
+// glFlush();
+// glFinish();
+#ifdef DEBUG_DRAW_CALLS
+ mLastDrawCalls = mDrawCalls;
+ mDrawCalls = 0;
+#endif
+#ifdef USE_SDL2
+ SDL_GL_SwapWindow(mWindow);
+#else
+ SDL_GL_SwapBuffers();
+#endif
+// may be need clear?
+// glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
+ BLOCK_END("Graphics::updateScreen")
+}
+
+void MobileOpenGLGraphics::_beginDraw()
+{
+ glMatrixMode(GL_TEXTURE);
+ glLoadIdentity();
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+
+#ifdef ANDROID
+ glOrthof(0.0, static_cast<float>(mRect.w),
+ static_cast<float>(mRect.h), 0.0, -1.0, 1.0);
+#else
+ glOrtho(0.0, static_cast<double>(mRect.w),
+ static_cast<double>(mRect.h), 0.0, -1.0, 1.0);
+#endif
+
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+
+ glEnable(GL_SCISSOR_TEST);
+ glDisable(GL_DITHER);
+ glDisable(GL_LIGHTING);
+ glDisable(GL_DEPTH_TEST);
+ glDisable(GL_FOG);
+ glDisable(GL_COLOR_LOGIC_OP);
+ glDisable(GL_COLOR_MATERIAL);
+ glDisable(GL_STENCIL_TEST);
+
+ glShadeModel(GL_FLAT);
+
+ glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+
+ glEnableClientState(GL_VERTEX_ARRAY);
+ glDisableClientState(GL_TEXTURE_COORD_ARRAY);
+
+#ifndef ANDROID
+ glHint(GL_LINE_SMOOTH_HINT, GL_FASTEST);
+ glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST);
+ glHint(GL_POINT_SMOOTH_HINT, GL_FASTEST);
+ glHint(GL_POLYGON_SMOOTH_HINT, GL_FASTEST);
+#ifndef __MINGW32__
+ glHint(GL_TEXTURE_COMPRESSION_HINT, GL_FASTEST);
+#endif
+#endif
+
+// glScalef(0.5f, 0.5f, 0.5f);
+
+ pushClipArea(gcn::Rectangle(0, 0, mRect.w, mRect.h));
+}
+
+void MobileOpenGLGraphics::_endDraw()
+{
+ popClipArea();
+}
+
+void MobileOpenGLGraphics::prepareScreenshot()
+{
+ if (config.getBoolValue("usefbo"))
+ graphicsManager.createFBO(mRect.w, mRect.h, &mFbo);
+}
+
+SDL_Surface* MobileOpenGLGraphics::getScreenshot()
+{
+ const int h = mRect.h;
+ const int w = mRect.w - (mRect.w % 4);
+ GLint pack = 1;
+
+ SDL_Surface *const screenshot = MSDL_CreateRGBSurface(
+ SDL_SWSURFACE, w, h, 24,
+ 0xff0000, 0x00ff00, 0x0000ff, 0x000000);
+
+ if (!screenshot)
+ return nullptr;
+
+ if (SDL_MUSTLOCK(screenshot))
+ SDL_LockSurface(screenshot);
+
+ // Grap the pixel buffer and write it to the SDL surface
+ glGetIntegerv(GL_PACK_ALIGNMENT, &pack);
+ glPixelStorei(GL_PACK_ALIGNMENT, 1);
+ glReadPixels(0, 0, w, h, GL_RGB, GL_UNSIGNED_BYTE, screenshot->pixels);
+
+ // Flip the screenshot, as OpenGL has 0,0 in bottom left
+ const unsigned int lineSize = 3 * w;
+ GLubyte *const buf = static_cast<GLubyte*>(malloc(lineSize));
+
+ const int h2 = h / 2;
+ for (int i = 0; i < h2; i++)
+ {
+ GLubyte *const top = static_cast<GLubyte*>(
+ screenshot->pixels) + lineSize * i;
+ GLubyte *const bot = static_cast<GLubyte*>(
+ screenshot->pixels) + lineSize * (h - 1 - i);
+
+ memcpy(buf, top, lineSize);
+ memcpy(top, bot, lineSize);
+ memcpy(bot, buf, lineSize);
+ }
+
+ free(buf);
+
+ if (config.getBoolValue("usefbo"))
+ graphicsManager.deleteFBO(&mFbo);
+
+ glPixelStorei(GL_PACK_ALIGNMENT, pack);
+
+ if (SDL_MUSTLOCK(screenshot))
+ SDL_UnlockSurface(screenshot);
+
+ return screenshot;
+}
+
+bool MobileOpenGLGraphics::pushClipArea(gcn::Rectangle area)
+{
+ int transX = 0;
+ int transY = 0;
+
+ if (!mClipStack.empty())
+ {
+ const gcn::ClipRectangle &clipArea = mClipStack.top();
+ transX = -clipArea.xOffset;
+ transY = -clipArea.yOffset;
+ }
+
+ const bool result = gcn::Graphics::pushClipArea(area);
+
+ const gcn::ClipRectangle &clipArea = mClipStack.top();
+ transX += clipArea.xOffset;
+ transY += clipArea.yOffset;
+
+ glPushMatrix();
+ if (transX || transY)
+ {
+ glTranslatef(static_cast<GLfloat>(transX),
+ static_cast<GLfloat>(transY), 0);
+ }
+ glScissor(clipArea.x, mRect.h - clipArea.y - clipArea.height,
+ clipArea.width, clipArea.height);
+
+ return result;
+}
+
+void MobileOpenGLGraphics::popClipArea()
+{
+ gcn::Graphics::popClipArea();
+
+ if (mClipStack.empty())
+ return;
+
+ glPopMatrix();
+ const gcn::ClipRectangle &clipArea = mClipStack.top();
+ glScissor(clipArea.x, mRect.h - clipArea.y - clipArea.height,
+ clipArea.width, clipArea.height);
+}
+
+#ifdef ANDROID
+void MobileOpenGLGraphics::drawPoint(int x A_UNUSED, int y A_UNUSED)
+#else
+void MobileOpenGLGraphics::drawPoint(int x, int y)
+#endif
+{
+ setTexturingAndBlending(false);
+ restoreColor();
+
+#ifdef ANDROID
+ // TODO need fix
+#else
+ glBegin(GL_POINTS);
+ glVertex2i(x, y);
+ glEnd();
+#endif
+}
+
+void MobileOpenGLGraphics::drawLine(int x1, int y1, int x2, int y2)
+{
+ setTexturingAndBlending(false);
+ restoreColor();
+
+ mShortVertArray[0] = static_cast<GLshort>(x1);
+ mShortVertArray[1] = static_cast<GLshort>(y1);
+ mShortVertArray[2] = static_cast<GLshort>(x2);
+ mShortVertArray[3] = static_cast<GLshort>(y2);
+
+ drawLineArrays(4);
+}
+
+void MobileOpenGLGraphics::drawRectangle(const gcn::Rectangle& rect)
+{
+ drawRectangle(rect, false);
+}
+
+void MobileOpenGLGraphics::fillRectangle(const gcn::Rectangle& rect)
+{
+ drawRectangle(rect, true);
+}
+
+void MobileOpenGLGraphics::setTargetPlane(int width A_UNUSED,
+ int height A_UNUSED)
+{
+}
+
+void MobileOpenGLGraphics::setTexturingAndBlending(const bool enable)
+{
+ if (enable)
+ {
+ if (!mTexture)
+ {
+ glEnable(OpenGLImageHelper::mTextureType);
+ glEnableClientState(GL_TEXTURE_COORD_ARRAY);
+ mTexture = true;
+ }
+
+ if (!mAlpha)
+ {
+ glEnable(GL_BLEND);
+ mAlpha = true;
+ }
+ }
+ else
+ {
+ mLastImage = 0;
+ if (mAlpha && !mColorAlpha)
+ {
+ glDisable(GL_BLEND);
+ mAlpha = false;
+ }
+ else if (!mAlpha && mColorAlpha)
+ {
+ glEnable(GL_BLEND);
+ mAlpha = true;
+ }
+
+ if (mTexture)
+ {
+ glDisable(OpenGLImageHelper::mTextureType);
+ glDisableClientState(GL_TEXTURE_COORD_ARRAY);
+ mTexture = false;
+ }
+ }
+}
+
+void MobileOpenGLGraphics::drawRectangle(const gcn::Rectangle& rect,
+ const bool filled)
+{
+ BLOCK_START("Graphics::drawRectangle")
+ setTexturingAndBlending(false);
+ restoreColor();
+
+ const GLshort x = static_cast<GLshort>(rect.x);
+ const GLshort y = static_cast<GLshort>(rect.y);
+ const GLshort width = static_cast<GLshort>(rect.width);
+ const GLshort height = static_cast<GLshort>(rect.height);
+ const GLshort xw = static_cast<GLshort>(rect.x + width);
+ const GLshort yh = static_cast<GLshort>(rect.y + height);
+
+ if (filled)
+ {
+ GLshort vert[] =
+ {
+ x, y,
+ xw, y,
+ x, yh,
+ xw, yh
+ };
+
+ glVertexPointer(2, GL_SHORT, 0, &vert);
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+ glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
+ }
+ else
+ {
+ GLshort vert[] =
+ {
+ x, y,
+ xw, y,
+ xw, yh,
+ x, yh
+ };
+
+ glVertexPointer(2, GL_SHORT, 0, &vert);
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+ glDrawArrays(GL_LINE_LOOP, 0, 4);
+ }
+ BLOCK_END("Graphics::drawRectangle")
+}
+
+bool MobileOpenGLGraphics::drawNet(const int x1, const int y1,
+ const int x2, const int y2,
+ const int width, const int height)
+{
+ unsigned int vp = 0;
+ const unsigned int vLimit = mMaxVertices * 4;
+
+ setTexturingAndBlending(false);
+ restoreColor();
+
+ const GLshort xs1 = static_cast<GLshort>(x1);
+ const GLshort xs2 = static_cast<GLshort>(x2);
+ const GLshort ys1 = static_cast<GLshort>(y1);
+ const GLshort ys2 = static_cast<GLshort>(y2);
+
+ for (int16_t y = y1; y < y2; y += height)
+ {
+ mShortVertArray[vp + 0] = xs1;
+ mShortVertArray[vp + 1] = y;
+
+ mShortVertArray[vp + 2] = xs2;
+ mShortVertArray[vp + 3] = y;
+
+ vp += 4;
+ if (vp >= vLimit)
+ {
+ drawLineArrays(vp);
+ vp = 0;
+ }
+ }
+
+ for (int16_t x = x1; x < x2; x += width)
+ {
+ mShortVertArray[vp + 0] = x;
+ mShortVertArray[vp + 1] = ys1;
+
+ mShortVertArray[vp + 2] = x;
+ mShortVertArray[vp + 3] = ys2;
+
+ vp += 4;
+ if (vp >= vLimit)
+ {
+ drawLineArrays(vp);
+ vp = 0;
+ }
+ }
+
+ if (vp > 0)
+ drawLineArrays(vp);
+
+ return true;
+}
+
+void MobileOpenGLGraphics::bindTexture(const GLenum target,
+ const GLuint texture)
+{
+ if (mLastImage != texture)
+ {
+ mLastImage = texture;
+ glBindTexture(target, texture);
+ }
+}
+
+inline void MobileOpenGLGraphics::drawTriangleArrayfs(const int size)
+{
+ glVertexPointer(2, GL_SHORT, 0, mShortVertArray);
+ glTexCoordPointer(2, GL_FLOAT, 0, mFloatTexArray);
+
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+ glDrawArrays(GL_TRIANGLES, 0, size / 2);
+}
+
+inline void MobileOpenGLGraphics::drawTriangleArrayfs(const GLshort *const
+ shortVertArray,
+ const GLfloat *const
+ floatTexArray,
+ const int size)
+{
+ glVertexPointer(2, GL_SHORT, 0, shortVertArray);
+ glTexCoordPointer(2, GL_FLOAT, 0, floatTexArray);
+
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+ glDrawArrays(GL_TRIANGLES, 0, size / 2);
+}
+
+inline void MobileOpenGLGraphics::drawLineArrays(const int size)
+{
+ glVertexPointer(2, GL_SHORT, 0, mShortVertArray);
+
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+ glDrawArrays(GL_LINES, 0, size / 2);
+}
+
+void MobileOpenGLGraphics::dumpSettings()
+{
+ GLint test[1000];
+ logger->log("\n\n");
+ logger->log("start opengl dump");
+ for (int f = 0; f < 65535; f ++)
+ {
+ test[0] = 0;
+ test[1] = 0;
+ test[2] = 0;
+ test[3] = 0;
+ glGetIntegerv(f, &test[0]);
+ if (test[0] || test[1] || test[2] || test[3])
+ {
+ logger->log("\n%d = %d, %d, %d, %d", f,
+ test[0], test[1], test[2], test[3]);
+ }
+ }
+}
+
+void MobileOpenGLGraphics::setColorAlpha(const float alpha)
+{
+ if (!mIsByteColor && mFloatColor == alpha)
+ return;
+
+ glColor4f(1.0f, 1.0f, 1.0f, alpha);
+ mIsByteColor = false;
+ mFloatColor = alpha;
+}
+
+void MobileOpenGLGraphics::restoreColor()
+{
+ if (mIsByteColor && mByteColor == mColor)
+ return;
+
+ glColor4ub(static_cast<GLubyte>(mColor.r),
+ static_cast<GLubyte>(mColor.g),
+ static_cast<GLubyte>(mColor.b),
+ static_cast<GLubyte>(mColor.a));
+ mIsByteColor = true;
+ mByteColor = mColor;
+}
+
+#ifdef DEBUG_BIND_TEXTURE
+void MobileOpenGLGraphics::debugBindTexture(const Image *const image)
+{
+ const std::string texture = image->getIdPath();
+ if (mOldTexture != texture)
+ {
+ if ((!mOldTexture.empty() || !texture.empty())
+ && mOldTextureId != image->mGLImage)
+ {
+ logger->log("bind: %s (%d) to %s (%d)", mOldTexture.c_str(),
+ mOldTextureId, texture.c_str(), image->mGLImage);
+ }
+ mOldTextureId = image->mGLImage;
+ mOldTexture = texture;
+ }
+}
+#else
+void MobileOpenGLGraphics::debugBindTexture(const Image *const image A_UNUSED)
+{
+}
+#endif
+
+#endif // USE_OPENGL
diff --git a/src/render/mobileopenglgraphics.h b/src/render/mobileopenglgraphics.h
new file mode 100644
index 000000000..1597d3bd9
--- /dev/null
+++ b/src/render/mobileopenglgraphics.h
@@ -0,0 +1,232 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2013 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef MOBILEOPENGLGRAPHICS_H
+#define MOBILEOPENGLGRAPHICS_H
+
+#include "main.h"
+#ifdef USE_OPENGL
+
+#include "localconsts.h"
+#include "render/graphics.h"
+
+#include "resources/fboinfo.h"
+
+#ifdef ANDROID
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+#include <GLES2/gl2.h>
+#else
+#ifndef USE_SDL2
+#define GL_GLEXT_PROTOTYPES 1
+#endif
+#include <SDL_opengl.h>
+#include <GL/glext.h>
+#endif
+
+#include <set>
+
+class NormalOpenGLGraphicsVertexes;
+
+class MobileOpenGLGraphics final : public Graphics
+{
+ public:
+ MobileOpenGLGraphics();
+
+ A_DELETE_COPY(MobileOpenGLGraphics)
+
+ ~MobileOpenGLGraphics();
+
+ bool setVideoMode(const int w, const int h, const int bpp,
+ const bool fs, const bool hwaccel,
+ const bool resize, const bool noFrame) override;
+
+
+ /**
+ * Draws a resclaled version of the image
+ */
+ bool drawRescaledImage(const Image *const image, int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth, const int desiredHeight,
+ const bool useColor) override;
+
+ /**
+ * Used to get the smooth rescale option over the standard function.
+ */
+ bool drawRescaledImage(const Image *const image, int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth, const int desiredHeight,
+ const bool useColor, bool smooth);
+
+ void drawImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h) override;
+
+ /**
+ * Draw a pattern based on a rescaled version of the given image...
+ */
+ void drawRescaledImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h,
+ const int scaledWidth,
+ const int scaledHeight) override;
+
+ void calcImagePattern(ImageVertexes *const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const override;
+
+ void calcImagePattern(ImageCollection *const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const override;
+
+ void calcTile(ImageVertexes *const vert, const Image *const image,
+ int x, int y) const override;
+
+ void drawTile(const ImageCollection *const vertCol);
+
+ void calcTile(ImageCollection *const vertCol,
+ const Image *const image, int x, int y) override;
+
+ void drawTile(const ImageVertexes *const vert) override;
+
+ bool calcWindow(ImageCollection *const vertCol,
+ const int x, const int y,
+ const int w, const int h,
+ const ImageRect &imgRect);
+
+ void updateScreen() override;
+
+ void _beginDraw();
+
+ void _endDraw();
+
+ bool pushClipArea(gcn::Rectangle area);
+
+ void popClipArea();
+
+ void setColor(const gcn::Color &color)
+ {
+ mColor = color;
+ mColor2 = color;
+ mColorAlpha = (color.a != 255);
+ }
+
+ void setColorAll(const gcn::Color &color, const gcn::Color &color2)
+ {
+ mColor = color;
+ mColor2 = color2;
+ mColorAlpha = (color.a != 255);
+ }
+
+ void drawPoint(int x, int y);
+
+ void drawLine(int x1, int y1, int x2, int y2);
+
+ void drawRectangle(const gcn::Rectangle &rect, const bool filled);
+
+ void drawRectangle(const gcn::Rectangle &rect);
+
+ void fillRectangle(const gcn::Rectangle &rect);
+
+ void setTargetPlane(int width, int height);
+
+ inline void drawTriangleArrayfs(const GLshort *const shortVertArray,
+ const GLfloat *const floatTexArray,
+ const int size);
+
+ inline void drawTriangleArrayfs(const int size);
+
+ inline void drawLineArrays(const int size);
+
+ inline void drawVertexes(const NormalOpenGLGraphicsVertexes &ogl);
+
+ void initArrays() override;
+
+ static void dumpSettings();
+
+ /**
+ * Takes a screenshot and returns it as SDL surface.
+ */
+ SDL_Surface *getScreenshot() override A_WARN_UNUSED;
+
+ void prepareScreenshot() override;
+
+ bool drawNet(const int x1, const int y1, const int x2, const int y2,
+ const int width, const int height) override;
+
+ int getMemoryUsage();
+
+ void updateTextureFormat();
+
+#ifdef DEBUG_DRAW_CALLS
+ virtual unsigned int getDrawCalls() const
+ { return mLastDrawCalls; }
+
+ static unsigned int mDrawCalls;
+
+ static unsigned int mLastDrawCalls;
+#endif
+
+ static void bindTexture(const GLenum target, const GLuint texture);
+
+ static GLuint mLastImage;
+
+ protected:
+ bool drawImage2(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const bool useColor) override;
+
+ void setTexturingAndBlending(const bool enable);
+
+ void debugBindTexture(const Image *image);
+
+ private:
+ void inline setColorAlpha(float alpha);
+
+ void inline restoreColor();
+
+ GLfloat *mFloatTexArray;
+ GLint *mIntTexArray;
+ GLint *mIntVertArray;
+ GLshort *mShortVertArray;
+ bool mTexture;
+
+ bool mIsByteColor;
+ gcn::Color mByteColor;
+ float mFloatColor;
+ int mMaxVertices;
+ bool mColorAlpha;
+#ifdef DEBUG_BIND_TEXTURE
+ std::string mOldTexture;
+ unsigned mOldTextureId;
+#endif
+ FBOInfo mFbo;
+};
+#endif
+
+#endif // MOBILEOPENGLGRAPHICS_H
diff --git a/src/render/normalopenglgraphics.cpp b/src/render/normalopenglgraphics.cpp
new file mode 100644
index 000000000..91cd429fb
--- /dev/null
+++ b/src/render/normalopenglgraphics.cpp
@@ -0,0 +1,1515 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2013 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "main.h"
+#if defined USE_OPENGL && !defined ANDROID
+
+#include "render/normalopenglgraphics.h"
+
+#include "configuration.h"
+#include "graphicsmanager.h"
+#include "graphicsvertexes.h"
+#include "logger.h"
+
+#include "resources/image.h"
+#include "resources/openglimagehelper.h"
+
+#include "utils/sdlcheckutils.h"
+#include "utils/stringutils.h"
+
+#include <SDL.h>
+
+#include "debug.h"
+
+GLuint NormalOpenGLGraphics::mLastImage = 0;
+#ifdef DEBUG_DRAW_CALLS
+unsigned int NormalOpenGLGraphics::mDrawCalls = 0;
+unsigned int NormalOpenGLGraphics::mLastDrawCalls = 0;
+#endif
+#ifdef DEBUG_BIND_TEXTURE
+unsigned int NormalOpenGLGraphics::mBinds = 0;
+unsigned int NormalOpenGLGraphics::mLastBinds = 0;
+#endif
+
+NormalOpenGLGraphics::NormalOpenGLGraphics():
+ mFloatTexArray(nullptr),
+ mIntTexArray(nullptr),
+ mIntVertArray(nullptr),
+ mTexture(false),
+ mIsByteColor(false),
+ mByteColor(),
+ mFloatColor(1.0f),
+ mMaxVertices(500),
+ mColorAlpha(false),
+#ifdef DEBUG_BIND_TEXTURE
+ mOldTexture(),
+ mOldTextureId(0),
+#endif
+ mFbo()
+{
+ mOpenGL = 1;
+ mName = "fast OpenGL";
+}
+
+NormalOpenGLGraphics::~NormalOpenGLGraphics()
+{
+ delete [] mFloatTexArray;
+ delete [] mIntTexArray;
+ delete [] mIntVertArray;
+}
+
+void NormalOpenGLGraphics::initArrays()
+{
+ mMaxVertices = graphicsManager.getMaxVertices();
+ if (mMaxVertices < 500)
+ mMaxVertices = 500;
+ else if (mMaxVertices > 1024)
+ mMaxVertices = 1024;
+
+ // need alocate small size, after if limit reached reallocate to double size
+ vertexBufSize = mMaxVertices;
+ const int sz = mMaxVertices * 4 + 30;
+ mFloatTexArray = new GLfloat[sz];
+ mIntTexArray = new GLint[sz];
+ mIntVertArray = new GLint[sz];
+}
+
+bool NormalOpenGLGraphics::setVideoMode(const int w, const int h,
+ const int bpp, const bool fs,
+ const bool hwaccel, const bool resize,
+ const bool noFrame)
+{
+ setMainFlags(w, h, bpp, fs, hwaccel, resize, noFrame);
+
+ return setOpenGLMode();
+}
+
+static inline void drawQuad(const Image *const image,
+ const int srcX, const int srcY,
+ const int dstX, const int dstY,
+ const int width, const int height)
+{
+ if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+ // Find OpenGL normalized texture coordinates.
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+ const float texX2 = static_cast<float>(srcX + width) / tw;
+ const float texY2 = static_cast<float>(srcY + height) / th;
+
+ GLfloat tex[] =
+ {
+ texX1, texY1,
+ texX2, texY1,
+ texX2, texY2,
+ texX1, texY2
+ };
+
+ GLint vert[] =
+ {
+ dstX, dstY,
+ dstX + width, dstY,
+ dstX + width, dstY + height,
+ dstX, dstY + height
+ };
+
+ glVertexPointer(2, GL_INT, 0, &vert);
+ glTexCoordPointer(2, GL_FLOAT, 0, &tex);
+
+#ifdef DEBUG_DRAW_CALLS
+ NormalOpenGLGraphics::mDrawCalls ++;
+#endif
+ glDrawArrays(GL_QUADS, 0, 4);
+ }
+ else
+ {
+ GLint tex[] =
+ {
+ srcX, srcY,
+ srcX + width, srcY,
+ srcX + width, srcY + height,
+ srcX, srcY + height
+ };
+ GLint vert[] =
+ {
+ dstX, dstY,
+ dstX + width, dstY,
+ dstX + width, dstY + height,
+ dstX, dstY + height
+ };
+
+ glVertexPointer(2, GL_INT, 0, &vert);
+ glTexCoordPointer(2, GL_INT, 0, &tex);
+
+#ifdef DEBUG_DRAW_CALLS
+ NormalOpenGLGraphics::mDrawCalls ++;
+#endif
+ glDrawArrays(GL_QUADS, 0, 4);
+ }
+}
+
+static inline void drawRescaledQuad(const Image *const image,
+ const int srcX, const int srcY,
+ const int dstX, const int dstY,
+ const int width, const int height,
+ const int desiredWidth,
+ const int desiredHeight)
+{
+ if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+ // Find OpenGL normalized texture coordinates.
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+ const float texX2 = static_cast<float>(srcX + width) / tw;
+ const float texY2 = static_cast<float>(srcY + height) / th;
+
+ GLfloat tex[] =
+ {
+ texX1, texY1,
+ texX2, texY1,
+ texX2, texY2,
+ texX1, texY2
+ };
+
+ GLint vert[] =
+ {
+ dstX, dstY,
+ dstX + desiredWidth, dstY,
+ dstX + desiredWidth, dstY + desiredHeight,
+ dstX, dstY + desiredHeight
+ };
+
+ glVertexPointer(2, GL_INT, 0, &vert);
+ glTexCoordPointer(2, GL_FLOAT, 0, &tex);
+
+#ifdef DEBUG_DRAW_CALLS
+ NormalOpenGLGraphics::mDrawCalls ++;
+#endif
+ glDrawArrays(GL_QUADS, 0, 4);
+ }
+ else
+ {
+ GLint tex[] =
+ {
+ srcX, srcY,
+ srcX + width, srcY,
+ srcX + width, srcY + height,
+ srcX, srcY + height
+ };
+ GLint vert[] =
+ {
+ dstX, dstY,
+ dstX + desiredWidth, dstY,
+ dstX + desiredWidth, dstY + desiredHeight,
+ dstX, dstY + desiredHeight
+ };
+
+ glVertexPointer(2, GL_INT, 0, &vert);
+ glTexCoordPointer(2, GL_INT, 0, &tex);
+
+#ifdef DEBUG_DRAW_CALLS
+ NormalOpenGLGraphics::mDrawCalls ++;
+#endif
+ glDrawArrays(GL_QUADS, 0, 4);
+ }
+}
+
+
+bool NormalOpenGLGraphics::drawImage2(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const bool useColor)
+{
+ FUNC_BLOCK("Graphics::drawImage2", 1)
+ if (!image)
+ return false;
+
+ const SDL_Rect &imageRect = image->mBounds;
+
+ if (!useColor)
+ setColorAlpha(image->mAlpha);
+
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+
+ setTexturingAndBlending(true);
+
+ drawQuad(image, srcX + imageRect.x, srcY + imageRect.y,
+ dstX, dstY, width, height);
+
+ return true;
+}
+
+bool NormalOpenGLGraphics::drawRescaledImage(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth,
+ const int desiredHeight,
+ const bool useColor)
+{
+ return drawRescaledImage(image, srcX, srcY,
+ dstX, dstY,
+ width, height,
+ desiredWidth, desiredHeight,
+ useColor, true);
+}
+
+bool NormalOpenGLGraphics::drawRescaledImage(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth,
+ const int desiredHeight,
+ const bool useColor,
+ bool smooth)
+{
+ FUNC_BLOCK("Graphics::drawRescaledImage", 1)
+ if (!image)
+ return false;
+
+ // Just draw the image normally when no resizing is necessary,
+ if (width == desiredWidth && height == desiredHeight)
+ {
+ return drawImage2(image, srcX, srcY, dstX, dstY,
+ width, height, useColor);
+ }
+
+ // When the desired image is smaller than the current one,
+ // disable smooth effect.
+ if (width > desiredWidth && height > desiredHeight)
+ smooth = false;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ srcX += imageRect.x;
+ srcY += imageRect.y;
+
+ if (!useColor)
+ setColorAlpha(image->mAlpha);
+
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+
+ setTexturingAndBlending(true);
+
+ // Draw a textured quad.
+ drawRescaledQuad(image, srcX, srcY, dstX, dstY, width, height,
+ desiredWidth, desiredHeight);
+
+ if (smooth) // A basic smooth effect...
+ {
+ setColorAlpha(0.2f);
+ drawRescaledQuad(image, srcX, srcY, dstX - 1, dstY - 1, width, height,
+ desiredWidth + 1, desiredHeight + 1);
+ drawRescaledQuad(image, srcX, srcY, dstX + 1, dstY + 1, width, height,
+ desiredWidth - 1, desiredHeight - 1);
+
+ drawRescaledQuad(image, srcX, srcY, dstX + 1, dstY, width, height,
+ desiredWidth - 1, desiredHeight);
+ drawRescaledQuad(image, srcX, srcY, dstX, dstY + 1, width, height,
+ desiredWidth, desiredHeight - 1);
+ }
+
+ return true;
+}
+
+void NormalOpenGLGraphics::drawImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h)
+{
+ FUNC_BLOCK("Graphics::drawImagePattern", 1)
+ if (!image)
+ return;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ const int srcX = imageRect.x;
+ const int srcY = imageRect.y;
+ const int iw = imageRect.w;
+ const int ih = imageRect.h;
+
+ if (iw == 0 || ih == 0)
+ return;
+
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+
+ setColorAlpha(image->mAlpha);
+
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+
+ setTexturingAndBlending(true);
+
+ unsigned int vp = 0;
+ const unsigned int vLimit = mMaxVertices * 4;
+ // Draw a set of textured rectangles
+ if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+
+ for (int py = 0; py < h; py += ih)
+ {
+ const int height = (py + ih >= h) ? h - py : ih;
+ const int dstY = y + py;
+ const float texY2 = static_cast<float>(srcY + height) / th;
+ for (int px = 0; px < w; px += iw)
+ {
+ const int width = (px + iw >= w) ? w - px : iw;
+ const int dstX = x + px;
+
+ const float texX2 = static_cast<float>(srcX + width) / tw;
+
+ mFloatTexArray[vp + 0] = texX1;
+ mFloatTexArray[vp + 1] = texY1;
+
+ mFloatTexArray[vp + 2] = texX2;
+ mFloatTexArray[vp + 3] = texY1;
+
+ mFloatTexArray[vp + 4] = texX2;
+ mFloatTexArray[vp + 5] = texY2;
+
+ mFloatTexArray[vp + 6] = texX1;
+ mFloatTexArray[vp + 7] = texY2;
+
+ mIntVertArray[vp + 0] = dstX;
+ mIntVertArray[vp + 1] = dstY;
+
+ mIntVertArray[vp + 2] = dstX + width;
+ mIntVertArray[vp + 3] = dstY;
+
+ mIntVertArray[vp + 4] = dstX + width;
+ mIntVertArray[vp + 5] = dstY + height;
+
+ mIntVertArray[vp + 6] = dstX;
+ mIntVertArray[vp + 7] = dstY + height;
+
+ vp += 8;
+ if (vp >= vLimit)
+ {
+ drawQuadArrayfi(vp);
+ vp = 0;
+ }
+ }
+ }
+ if (vp > 0)
+ drawQuadArrayfi(vp);
+ }
+ else
+ {
+ for (int py = 0; py < h; py += ih)
+ {
+ const int height = (py + ih >= h) ? h - py : ih;
+ const int dstY = y + py;
+ for (int px = 0; px < w; px += iw)
+ {
+ const int width = (px + iw >= w) ? w - px : iw;
+ const int dstX = x + px;
+
+ mIntTexArray[vp + 0] = srcX;
+ mIntTexArray[vp + 1] = srcY;
+
+ mIntTexArray[vp + 2] = srcX + width;
+ mIntTexArray[vp + 3] = srcY;
+
+ mIntTexArray[vp + 4] = srcX + width;
+ mIntTexArray[vp + 5] = srcY + height;
+
+ mIntTexArray[vp + 6] = srcX;
+ mIntTexArray[vp + 7] = srcY + height;
+
+ mIntVertArray[vp + 0] = dstX;
+ mIntVertArray[vp + 1] = dstY;
+
+ mIntVertArray[vp + 2] = dstX + width;
+ mIntVertArray[vp + 3] = dstY;
+
+ mIntVertArray[vp + 4] = dstX + width;
+ mIntVertArray[vp + 5] = dstY + height;
+
+ mIntVertArray[vp + 6] = dstX;
+ mIntVertArray[vp + 7] = dstY + height;
+
+ vp += 8;
+ if (vp >= vLimit)
+ {
+ drawQuadArrayii(vp);
+ vp = 0;
+ }
+ }
+ }
+ if (vp > 0)
+ drawQuadArrayii(vp);
+ }
+}
+
+void NormalOpenGLGraphics::drawRescaledImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h,
+ const int scaledWidth,
+ const int scaledHeight)
+{
+ if (!image)
+ return;
+
+ if (scaledWidth == 0 || scaledHeight == 0)
+ return;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ const int iw = imageRect.w;
+ const int ih = imageRect.h;
+ if (iw == 0 || ih == 0)
+ return;
+
+ const int srcX = imageRect.x;
+ const int srcY = imageRect.y;
+
+ setColorAlpha(image->mAlpha);
+
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+
+ setTexturingAndBlending(true);
+
+ unsigned int vp = 0;
+ const unsigned int vLimit = mMaxVertices * 4;
+
+ // Draw a set of textured rectangles
+ if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+
+ const float tFractionW = iw / tw;
+ const float tFractionH = ih / th;
+
+ for (int py = 0; py < h; py += scaledHeight)
+ {
+ const int height = (py + scaledHeight >= h)
+ ? h - py : scaledHeight;
+ const int dstY = y + py;
+ const float visibleFractionH = static_cast<float>(height)
+ / scaledHeight;
+ const float texY2 = texY1 + tFractionH * visibleFractionH;
+ for (int px = 0; px < w; px += scaledWidth)
+ {
+ const int width = (px + scaledWidth >= w)
+ ? w - px : scaledWidth;
+ const int dstX = x + px;
+ const float visibleFractionW = static_cast<float>(width)
+ / scaledWidth;
+ const float texX2 = texX1 + tFractionW * visibleFractionW;
+
+ mFloatTexArray[vp + 0] = texX1;
+ mFloatTexArray[vp + 1] = texY1;
+
+ mFloatTexArray[vp + 2] = texX2;
+ mFloatTexArray[vp + 3] = texY1;
+
+ mFloatTexArray[vp + 4] = texX2;
+ mFloatTexArray[vp + 5] = texY2;
+
+ mFloatTexArray[vp + 6] = texX1;
+ mFloatTexArray[vp + 7] = texY2;
+
+ mIntVertArray[vp + 0] = dstX;
+ mIntVertArray[vp + 1] = dstY;
+
+ mIntVertArray[vp + 2] = dstX + width;
+ mIntVertArray[vp + 3] = dstY;
+
+ mIntVertArray[vp + 4] = dstX + width;
+ mIntVertArray[vp + 5] = dstY + height;
+
+ mIntVertArray[vp + 6] = dstX;
+ mIntVertArray[vp + 7] = dstY + height;
+
+ vp += 8;
+ if (vp >= vLimit)
+ {
+ drawQuadArrayfi(vp);
+ vp = 0;
+ }
+ }
+ }
+ if (vp > 0)
+ drawQuadArrayfi(vp);
+ }
+ else
+ {
+ const float scaleFactorW = static_cast<float>(scaledWidth) / iw;
+ const float scaleFactorH = static_cast<float>(scaledHeight) / ih;
+
+ for (int py = 0; py < h; py += scaledHeight)
+ {
+ const int height = (py + scaledHeight >= h)
+ ? h - py : scaledHeight;
+ const int dstY = y + py;
+ const int scaledY = srcY + height / scaleFactorH;
+ for (int px = 0; px < w; px += scaledWidth)
+ {
+ const int width = (px + scaledWidth >= w)
+ ? w - px : scaledWidth;
+ const int dstX = x + px;
+ const int scaledX = srcX + width / scaleFactorW;
+
+ mIntTexArray[vp + 0] = srcX;
+ mIntTexArray[vp + 1] = srcY;
+
+ mIntTexArray[vp + 2] = scaledX;
+ mIntTexArray[vp + 3] = srcY;
+
+ mIntTexArray[vp + 4] = scaledX;
+ mIntTexArray[vp + 5] = scaledY;
+
+ mIntTexArray[vp + 6] = srcX;
+ mIntTexArray[vp + 7] = scaledY;
+
+ mIntVertArray[vp + 0] = dstX;
+ mIntVertArray[vp + 1] = dstY;
+
+ mIntVertArray[vp + 2] = dstX + width;
+ mIntVertArray[vp + 3] = dstY;
+
+ mIntVertArray[vp + 4] = dstX + width;
+ mIntVertArray[vp + 5] = dstY + height;
+
+ mIntVertArray[vp + 6] = dstX;
+ mIntVertArray[vp + 7] = dstY + height;
+
+ vp += 8;
+ if (vp >= vLimit)
+ {
+ drawQuadArrayii(vp);
+ vp = 0;
+ }
+ }
+ }
+ if (vp > 0)
+ drawQuadArrayii(vp);
+ }
+}
+
+inline void NormalOpenGLGraphics::drawVertexes(const
+ NormalOpenGLGraphicsVertexes
+ &ogl)
+{
+ const std::vector<GLint*> &intVertPool = ogl.mIntVertPool;
+ std::vector<GLint*>::const_iterator iv;
+ const std::vector<GLint*>::const_iterator iv_end = intVertPool.end();
+ const std::vector<int> &vp = ogl.mVp;
+ std::vector<int>::const_iterator ivp;
+ const std::vector<int>::const_iterator ivp_end = vp.end();
+
+ // Draw a set of textured rectangles
+ if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const std::vector<GLfloat*> &floatTexPool = ogl.mFloatTexPool;
+ std::vector<GLfloat*>::const_iterator ft;
+ const std::vector<GLfloat*>::const_iterator
+ ft_end = floatTexPool.end();
+
+ for (iv = intVertPool.begin(), ft = floatTexPool.begin(),
+ ivp = vp.begin();
+ iv != iv_end && ft != ft_end && ivp != ivp_end;
+ ++ iv, ++ ft, ++ ivp)
+ {
+ drawQuadArrayfi(*iv, *ft, *ivp);
+ }
+ }
+ else
+ {
+ const std::vector<GLint*> &intTexPool = ogl.mIntTexPool;
+ std::vector<GLint*>::const_iterator it;
+ const std::vector<GLint*>::const_iterator it_end = intTexPool.end();
+
+ for (iv = intVertPool.begin(), it = intTexPool.begin(),
+ ivp = vp.begin();
+ iv != iv_end && it != it_end && ivp != ivp_end;
+ ++ iv, ++ it, ++ ivp)
+ {
+ drawQuadArrayii(*iv, *it, *ivp);
+ }
+ }
+}
+
+void NormalOpenGLGraphics::calcImagePattern(ImageVertexes* const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const
+{
+ if (!image)
+ return;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ const int iw = imageRect.w;
+ const int ih = imageRect.h;
+
+ if (iw == 0 || ih == 0)
+ return;
+
+ const int srcX = imageRect.x;
+ const int srcY = imageRect.y;
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+
+ const unsigned int vLimit = mMaxVertices * 4;
+
+ NormalOpenGLGraphicsVertexes &ogl = vert->ogl;
+ unsigned int vp = ogl.continueVp();
+
+ // Draw a set of textured rectangles
+ if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+
+ GLfloat *floatTexArray = ogl.continueFloatTexArray();
+ GLint *intVertArray = ogl.continueIntVertArray();
+
+ for (int py = 0; py < h; py += ih)
+ {
+ const int height = (py + ih >= h) ? h - py : ih;
+ const int dstY = y + py;
+ const float texY2 = static_cast<float>(srcY + height) / th;
+ for (int px = 0; px < w; px += iw)
+ {
+ const int width = (px + iw >= w) ? w - px : iw;
+ const int dstX = x + px;
+ const float texX2 = static_cast<float>(srcX + width) / tw;
+
+ floatTexArray[vp + 0] = texX1;
+ floatTexArray[vp + 1] = texY1;
+
+ floatTexArray[vp + 2] = texX2;
+ floatTexArray[vp + 3] = texY1;
+
+ floatTexArray[vp + 4] = texX2;
+ floatTexArray[vp + 5] = texY2;
+
+ floatTexArray[vp + 6] = texX1;
+ floatTexArray[vp + 7] = texY2;
+
+ intVertArray[vp + 0] = dstX;
+ intVertArray[vp + 1] = dstY;
+
+ intVertArray[vp + 2] = dstX + width;
+ intVertArray[vp + 3] = dstY;
+
+ intVertArray[vp + 4] = dstX + width;
+ intVertArray[vp + 5] = dstY + height;
+
+ intVertArray[vp + 6] = dstX;
+ intVertArray[vp + 7] = dstY + height;
+
+ vp += 8;
+ if (vp >= vLimit)
+ {
+ floatTexArray = ogl.switchFloatTexArray();
+ intVertArray = ogl.switchIntVertArray();
+ ogl.switchVp(vp);
+ vp = 0;
+ }
+ }
+ }
+ }
+ else
+ {
+ GLint *intTexArray = ogl.continueIntTexArray();
+ GLint *intVertArray = ogl.continueIntVertArray();
+
+ for (int py = 0; py < h; py += ih)
+ {
+ const int height = (py + ih >= h) ? h - py : ih;
+ const int dstY = y + py;
+ for (int px = 0; px < w; px += iw)
+ {
+ const int width = (px + iw >= w) ? w - px : iw;
+ const int dstX = x + px;
+
+ intTexArray[vp + 0] = srcX;
+ intTexArray[vp + 1] = srcY;
+
+ intTexArray[vp + 2] = srcX + width;
+ intTexArray[vp + 3] = srcY;
+
+ intTexArray[vp + 4] = srcX + width;
+ intTexArray[vp + 5] = srcY + height;
+
+ intTexArray[vp + 6] = srcX;
+ intTexArray[vp + 7] = srcY + height;
+
+ intVertArray[vp + 0] = dstX;
+ intVertArray[vp + 1] = dstY;
+
+ intVertArray[vp + 2] = dstX + width;
+ intVertArray[vp + 3] = dstY;
+
+ intVertArray[vp + 4] = dstX + width;
+ intVertArray[vp + 5] = dstY + height;
+
+ intVertArray[vp + 6] = dstX;
+ intVertArray[vp + 7] = dstY + height;
+
+ vp += 8;
+ if (vp >= vLimit)
+ {
+ intTexArray = ogl.switchIntTexArray();
+ intVertArray = ogl.switchIntVertArray();
+ ogl.switchVp(vp);
+ vp = 0;
+ }
+ }
+ }
+ }
+ ogl.switchVp(vp);
+}
+
+void NormalOpenGLGraphics::calcTile(ImageCollection *const vertCol,
+ const Image *const image,
+ int x, int y)
+{
+ if (vertCol->currentGLImage != image->mGLImage)
+ {
+ ImageVertexes *const vert = new ImageVertexes();
+ vertCol->currentGLImage = image->mGLImage;
+ vertCol->currentVert = vert;
+ vert->image = image;
+ vertCol->draws.push_back(vert);
+ calcTile(vert, image, x, y);
+ }
+ else
+ {
+ calcTile(vertCol->currentVert, image, x, y);
+ }
+}
+
+void NormalOpenGLGraphics::drawTile(const ImageCollection *const vertCol)
+{
+ const ImageVertexesVector &draws = vertCol->draws;
+ const ImageCollectionCIter it_end = draws.end();
+ for (ImageCollectionCIter it = draws.begin(); it != it_end; ++ it)
+ {
+ const ImageVertexes *const vert = *it;
+ const Image *const image = vert->image;
+
+ setColorAlpha(image->mAlpha);
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+ setTexturingAndBlending(true);
+ drawVertexes(vert->ogl);
+ }
+}
+
+void NormalOpenGLGraphics::calcImagePattern(ImageCollection* const vertCol,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const
+{
+ ImageVertexes *vert = nullptr;
+ if (vertCol->currentGLImage != image->mGLImage)
+ {
+ vert = new ImageVertexes();
+ vertCol->currentGLImage = image->mGLImage;
+ vertCol->currentVert = vert;
+ vert->image = image;
+ vertCol->draws.push_back(vert);
+ }
+ else
+ {
+ vert = vertCol->currentVert;
+ }
+
+ calcImagePattern(vert, image, x, y, w, h);
+}
+
+void NormalOpenGLGraphics::calcTile(ImageVertexes *const vert,
+ const Image *const image,
+ int dstX, int dstY) const
+{
+ if (!vert || !image)
+ return;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ const int w = imageRect.w;
+ const int h = imageRect.h;
+
+ if (w == 0 || h == 0)
+ return;
+
+ const int srcX = imageRect.x;
+ const int srcY = imageRect.y;
+
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+
+ const unsigned int vLimit = mMaxVertices * 4;
+
+ NormalOpenGLGraphicsVertexes &ogl = vert->ogl;
+
+// std::vector<int> *vps = ogl.getVp();
+ unsigned int vp = ogl.continueVp();
+
+ // Draw a set of textured rectangles
+ if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+
+ const float texX2 = static_cast<float>(srcX + w) / tw;
+ const float texY2 = static_cast<float>(srcY + h) / th;
+
+ GLfloat *const floatTexArray = ogl.continueFloatTexArray();
+ GLint *const intVertArray = ogl.continueIntVertArray();
+
+ floatTexArray[vp + 0] = texX1;
+ floatTexArray[vp + 1] = texY1;
+
+ floatTexArray[vp + 2] = texX2;
+ floatTexArray[vp + 3] = texY1;
+
+ floatTexArray[vp + 4] = texX2;
+ floatTexArray[vp + 5] = texY2;
+
+ floatTexArray[vp + 6] = texX1;
+ floatTexArray[vp + 7] = texY2;
+
+ intVertArray[vp + 0] = dstX;
+ intVertArray[vp + 1] = dstY;
+
+ intVertArray[vp + 2] = dstX + w;
+ intVertArray[vp + 3] = dstY;
+
+ intVertArray[vp + 4] = dstX + w;
+ intVertArray[vp + 5] = dstY + h;
+
+ intVertArray[vp + 6] = dstX;
+ intVertArray[vp + 7] = dstY + h;
+
+ vp += 8;
+ if (vp >= vLimit)
+ {
+ ogl.switchFloatTexArray();
+ ogl.switchIntVertArray();
+ ogl.switchVp(vp);
+ vp = 0;
+ }
+ }
+ else
+ {
+ GLint *const intTexArray = ogl.continueIntTexArray();
+ GLint *const intVertArray = ogl.continueIntVertArray();
+
+ intTexArray[vp + 0] = srcX;
+ intTexArray[vp + 1] = srcY;
+
+ intTexArray[vp + 2] = srcX + w;
+ intTexArray[vp + 3] = srcY;
+
+ intTexArray[vp + 4] = srcX + w;
+ intTexArray[vp + 5] = srcY + h;
+
+ intTexArray[vp + 6] = srcX;
+ intTexArray[vp + 7] = srcY + h;
+
+ intVertArray[vp + 0] = dstX;
+ intVertArray[vp + 1] = dstY;
+
+ intVertArray[vp + 2] = dstX + w;
+ intVertArray[vp + 3] = dstY;
+
+ intVertArray[vp + 4] = dstX + w;
+ intVertArray[vp + 5] = dstY + h;
+
+ intVertArray[vp + 6] = dstX;
+ intVertArray[vp + 7] = dstY + h;
+
+ vp += 8;
+ if (vp >= vLimit)
+ {
+ ogl.switchIntTexArray();
+ ogl.switchIntVertArray();
+ ogl.switchVp(vp);
+ vp = 0;
+ }
+ }
+ ogl.switchVp(vp);
+}
+
+void NormalOpenGLGraphics::drawTile(const ImageVertexes *const vert)
+{
+ if (!vert)
+ return;
+ const Image *const image = vert->image;
+
+ setColorAlpha(image->mAlpha);
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+ setTexturingAndBlending(true);
+ drawVertexes(vert->ogl);
+}
+
+bool NormalOpenGLGraphics::calcWindow(ImageCollection *const vertCol,
+ const int x, const int y,
+ const int w, const int h,
+ const ImageRect &imgRect)
+{
+ ImageVertexes *vert = nullptr;
+ Image *const image = imgRect.grid[4];
+ if (!image)
+ return false;
+ if (vertCol->currentGLImage != image->mGLImage)
+ {
+ vert = new ImageVertexes();
+ vertCol->currentGLImage = image->mGLImage;
+ vertCol->currentVert = vert;
+ vert->image = image;
+ vertCol->draws.push_back(vert);
+ }
+ else
+ {
+ vert = vertCol->currentVert;
+ }
+
+ const Image *const *const grid = &imgRect.grid[0];
+ return calcImageRect(vert, x, y, w, h,
+ grid[0], grid[2], grid[6], grid[8],
+ grid[1], grid[5], grid[7], grid[3],
+ grid[4]);
+}
+
+void NormalOpenGLGraphics::updateScreen()
+{
+ BLOCK_START("Graphics::updateScreen")
+// glFlush();
+// glFinish();
+#ifdef DEBUG_DRAW_CALLS
+ mLastDrawCalls = mDrawCalls;
+ mDrawCalls = 0;
+#endif
+#ifdef DEBUG_BIND_TEXTURE
+ mLastBinds = mBinds;
+ mBinds = 0;
+#endif
+#ifdef USE_SDL2
+ SDL_GL_SwapWindow(mWindow);
+#else
+ SDL_GL_SwapBuffers();
+#endif
+// may be need clear?
+// glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
+ BLOCK_END("Graphics::updateScreen")
+}
+
+void NormalOpenGLGraphics::_beginDraw()
+{
+ glMatrixMode(GL_TEXTURE);
+ glLoadIdentity();
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+
+ const int w = mRect.w;
+ const int h = mRect.h;
+
+#ifdef ANDROID
+ glOrthof(0.0, static_cast<float>(w), static_cast<float>(h),
+ 0.0, -1.0, 1.0);
+#else
+ glOrtho(0.0, static_cast<double>(w), static_cast<double>(h),
+ 0.0, -1.0, 1.0);
+#endif
+
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+
+ glEnable(GL_SCISSOR_TEST);
+ glDisable(GL_DITHER);
+ glDisable(GL_LIGHTING);
+ glDisable(GL_DEPTH_TEST);
+ glDisable(GL_FOG);
+ glDisable(GL_COLOR_LOGIC_OP);
+ glDisable(GL_COLOR_MATERIAL);
+ glDisable(GL_STENCIL_TEST);
+
+ glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+
+ glEnableClientState(GL_VERTEX_ARRAY);
+ glDisableClientState(GL_TEXTURE_COORD_ARRAY);
+
+ glShadeModel(GL_FLAT);
+ glDepthMask(GL_FALSE);
+
+#ifndef ANDROID
+ glHint(GL_LINE_SMOOTH_HINT, GL_FASTEST);
+ glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST);
+ glHint(GL_POINT_SMOOTH_HINT, GL_FASTEST);
+ glHint(GL_POLYGON_SMOOTH_HINT, GL_FASTEST);
+#ifndef __MINGW32__
+ glHint(GL_TEXTURE_COMPRESSION_HINT, GL_FASTEST);
+#endif
+#endif
+
+ pushClipArea(gcn::Rectangle(0, 0, w, h));
+}
+
+void NormalOpenGLGraphics::_endDraw()
+{
+ popClipArea();
+}
+
+void NormalOpenGLGraphics::prepareScreenshot()
+{
+ if (config.getBoolValue("usefbo"))
+ graphicsManager.createFBO(mRect.w, mRect.h, &mFbo);
+}
+
+SDL_Surface* NormalOpenGLGraphics::getScreenshot()
+{
+ const int h = mRect.h;
+ const int w = mRect.w - (mRect.w % 4);
+ GLint pack = 1;
+
+ SDL_Surface *const screenshot = MSDL_CreateRGBSurface(
+ SDL_SWSURFACE,
+ w, h, 24,
+ 0xff0000, 0x00ff00, 0x0000ff, 0x000000);
+
+ if (!screenshot)
+ return nullptr;
+
+ if (SDL_MUSTLOCK(screenshot))
+ SDL_LockSurface(screenshot);
+
+ // Grap the pixel buffer and write it to the SDL surface
+ glGetIntegerv(GL_PACK_ALIGNMENT, &pack);
+ glPixelStorei(GL_PACK_ALIGNMENT, 1);
+ glReadPixels(0, 0, w, h, GL_RGB, GL_UNSIGNED_BYTE, screenshot->pixels);
+
+ // Flip the screenshot, as OpenGL has 0,0 in bottom left
+ const unsigned int lineSize = 3 * w;
+ GLubyte *const buf = static_cast<GLubyte *const>(malloc(lineSize));
+
+ const int h2 = h / 2;
+ for (int i = 0; i < h2; i++)
+ {
+ GLubyte *const top = static_cast<GLubyte *const>(
+ screenshot->pixels) + lineSize * i;
+ GLubyte *const bot = static_cast<GLubyte *const>(
+ screenshot->pixels) + lineSize * (h - 1 - i);
+
+ memcpy(buf, top, lineSize);
+ memcpy(top, bot, lineSize);
+ memcpy(bot, buf, lineSize);
+ }
+
+ free(buf);
+
+ if (config.getBoolValue("usefbo"))
+ graphicsManager.deleteFBO(&mFbo);
+
+ glPixelStorei(GL_PACK_ALIGNMENT, pack);
+
+ if (SDL_MUSTLOCK(screenshot))
+ SDL_UnlockSurface(screenshot);
+
+ return screenshot;
+}
+
+bool NormalOpenGLGraphics::pushClipArea(gcn::Rectangle area)
+{
+ int transX = 0;
+ int transY = 0;
+
+ if (!mClipStack.empty())
+ {
+ const gcn::ClipRectangle &clipArea = mClipStack.top();
+ transX = -clipArea.xOffset;
+ transY = -clipArea.yOffset;
+ }
+
+ const bool result = gcn::Graphics::pushClipArea(area);
+
+ const gcn::ClipRectangle &clipArea = mClipStack.top();
+ transX += clipArea.xOffset;
+ transY += clipArea.yOffset;
+
+ glPushMatrix();
+ if (transX || transY)
+ {
+ glTranslatef(static_cast<GLfloat>(transX),
+ static_cast<GLfloat>(transY), 0);
+ }
+ glScissor(clipArea.x, mRect.h - clipArea.y - clipArea.height,
+ clipArea.width, clipArea.height);
+
+ return result;
+}
+
+void NormalOpenGLGraphics::popClipArea()
+{
+ gcn::Graphics::popClipArea();
+
+ if (mClipStack.empty())
+ return;
+
+ glPopMatrix();
+ const gcn::ClipRectangle &clipArea = mClipStack.top();
+ glScissor(clipArea.x, mRect.h - clipArea.y - clipArea.height,
+ clipArea.width, clipArea.height);
+}
+
+void NormalOpenGLGraphics::drawPoint(int x, int y)
+{
+ setTexturingAndBlending(false);
+ restoreColor();
+
+#ifdef ANDROID
+ // TODO need fix
+#else
+ glBegin(GL_POINTS);
+ glVertex2i(x, y);
+ glEnd();
+#endif
+}
+
+void NormalOpenGLGraphics::drawLine(int x1, int y1, int x2, int y2)
+{
+ setTexturingAndBlending(false);
+ restoreColor();
+
+ mFloatTexArray[0] = static_cast<float>(x1) + 0.5f;
+ mFloatTexArray[1] = static_cast<float>(y1) + 0.5f;
+ mFloatTexArray[2] = static_cast<float>(x2) + 0.5f;
+ mFloatTexArray[3] = static_cast<float>(y2) + 0.5f;
+
+ drawLineArrayf(4);
+}
+
+void NormalOpenGLGraphics::drawRectangle(const gcn::Rectangle& rect)
+{
+ drawRectangle(rect, false);
+}
+
+void NormalOpenGLGraphics::fillRectangle(const gcn::Rectangle& rect)
+{
+ drawRectangle(rect, true);
+}
+
+void NormalOpenGLGraphics::setTargetPlane(int width A_UNUSED,
+ int height A_UNUSED)
+{
+}
+
+void NormalOpenGLGraphics::setTexturingAndBlending(const bool enable)
+{
+ if (enable)
+ {
+ if (!mTexture)
+ {
+ glEnable(OpenGLImageHelper::mTextureType);
+ glEnableClientState(GL_TEXTURE_COORD_ARRAY);
+ mTexture = true;
+ }
+
+ if (!mAlpha)
+ {
+ glEnable(GL_BLEND);
+ mAlpha = true;
+ }
+ }
+ else
+ {
+ mLastImage = 0;
+ if (mAlpha && !mColorAlpha)
+ {
+ glDisable(GL_BLEND);
+ mAlpha = false;
+ }
+ else if (!mAlpha && mColorAlpha)
+ {
+ glEnable(GL_BLEND);
+ mAlpha = true;
+ }
+
+ if (mTexture)
+ {
+ glDisable(OpenGLImageHelper::mTextureType);
+ glDisableClientState(GL_TEXTURE_COORD_ARRAY);
+ mTexture = false;
+ }
+ }
+}
+
+void NormalOpenGLGraphics::drawRectangle(const gcn::Rectangle& rect,
+ const bool filled)
+{
+ BLOCK_START("Graphics::drawRectangle")
+ const float offset = filled ? 0 : 0.5f;
+ const float x = static_cast<float>(rect.x);
+ const float y = static_cast<float>(rect.y);
+ const float width = static_cast<float>(rect.width);
+ const float height = static_cast<float>(rect.height);
+
+ setTexturingAndBlending(false);
+ restoreColor();
+
+ GLfloat vert[] =
+ {
+ x + offset, y + offset,
+ x + width - offset, y + offset,
+ x + width - offset, y + height - offset,
+ x + offset, y + height - offset
+ };
+
+ glVertexPointer(2, GL_FLOAT, 0, &vert);
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+ glDrawArrays(filled ? GL_QUADS : GL_LINE_LOOP, 0, 4);
+ BLOCK_END("Graphics::drawRectangle")
+}
+
+bool NormalOpenGLGraphics::drawNet(const int x1, const int y1,
+ const int x2, const int y2,
+ const int width, const int height)
+{
+ unsigned int vp = 0;
+ const unsigned int vLimit = mMaxVertices * 4;
+
+ setTexturingAndBlending(false);
+ restoreColor();
+
+ const float xf1 = static_cast<float>(x1);
+ const float xf2 = static_cast<float>(x2);
+ const float yf1 = static_cast<float>(y1);
+ const float yf2 = static_cast<float>(y2);
+
+ for (int y = y1; y < y2; y += height)
+ {
+ mFloatTexArray[vp + 0] = xf1;
+ mFloatTexArray[vp + 1] = static_cast<float>(y);
+
+ mFloatTexArray[vp + 2] = xf2;
+ mFloatTexArray[vp + 3] = static_cast<float>(y);
+
+ vp += 4;
+ if (vp >= vLimit)
+ {
+ drawLineArrayf(vp);
+ vp = 0;
+ }
+ }
+
+ for (int x = x1; x < x2; x += width)
+ {
+ mFloatTexArray[vp + 0] = static_cast<float>(x);
+ mFloatTexArray[vp + 1] = yf1;
+
+ mFloatTexArray[vp + 2] = static_cast<float>(x);
+ mFloatTexArray[vp + 3] = yf2;
+
+ vp += 4;
+ if (vp >= vLimit)
+ {
+ drawLineArrayf(vp);
+ vp = 0;
+ }
+ }
+
+ if (vp > 0)
+ drawLineArrayf(vp);
+
+ return true;
+}
+
+void NormalOpenGLGraphics::bindTexture(const GLenum target,
+ const GLuint texture)
+{
+ if (mLastImage != texture)
+ {
+ mLastImage = texture;
+ glBindTexture(target, texture);
+#ifdef DEBUG_BIND_TEXTURE
+ mBinds ++;
+#endif
+ }
+}
+
+inline void NormalOpenGLGraphics::drawQuadArrayfi(const int size)
+{
+ glVertexPointer(2, GL_INT, 0, mIntVertArray);
+ glTexCoordPointer(2, GL_FLOAT, 0, mFloatTexArray);
+
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+ glDrawArrays(GL_QUADS, 0, size / 2);
+}
+
+inline void NormalOpenGLGraphics::drawQuadArrayfi(const GLint *const
+ intVertArray,
+ const GLfloat *const
+ floatTexArray,
+ const int size)
+{
+ glVertexPointer(2, GL_INT, 0, intVertArray);
+ glTexCoordPointer(2, GL_FLOAT, 0, floatTexArray);
+
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+ glDrawArrays(GL_QUADS, 0, size / 2);
+}
+
+inline void NormalOpenGLGraphics::drawQuadArrayii(const int size)
+{
+ glVertexPointer(2, GL_INT, 0, mIntVertArray);
+ glTexCoordPointer(2, GL_INT, 0, mIntTexArray);
+
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+ glDrawArrays(GL_QUADS, 0, size / 2);
+}
+
+inline void NormalOpenGLGraphics::drawQuadArrayii(const GLint *const
+ intVertArray,
+ const GLint *const
+ intTexArray,
+ const int size)
+{
+ glVertexPointer(2, GL_INT, 0, intVertArray);
+ glTexCoordPointer(2, GL_INT, 0, intTexArray);
+
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+ glDrawArrays(GL_QUADS, 0, size / 2);
+}
+
+inline void NormalOpenGLGraphics::drawLineArrayi(const int size)
+{
+ glVertexPointer(2, GL_INT, 0, mIntVertArray);
+
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+ glDrawArrays(GL_LINES, 0, size / 2);
+}
+
+inline void NormalOpenGLGraphics::drawLineArrayf(const int size)
+{
+ glVertexPointer(2, GL_FLOAT, 0, mFloatTexArray);
+
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+ glDrawArrays(GL_LINES, 0, size / 2);
+}
+
+void NormalOpenGLGraphics::dumpSettings()
+{
+ GLint test[1000];
+ logger->log("\n\n");
+ logger->log("start opengl dump");
+ for (int f = 0; f < 65535; f ++)
+ {
+ test[0] = 0;
+ test[1] = 0;
+ test[2] = 0;
+ test[3] = 0;
+ glGetIntegerv(f, &test[0]);
+ if (test[0] || test[1] || test[2] || test[3])
+ {
+ logger->log("\n%d = %d, %d, %d, %d", f,
+ test[0], test[1], test[2], test[3]);
+ }
+ }
+}
+
+void NormalOpenGLGraphics::setColorAlpha(const float alpha)
+{
+ if (!mIsByteColor && mFloatColor == alpha)
+ return;
+
+ glColor4f(1.0f, 1.0f, 1.0f, alpha);
+ mIsByteColor = false;
+ mFloatColor = alpha;
+}
+
+void NormalOpenGLGraphics::restoreColor()
+{
+ if (mIsByteColor && mByteColor == mColor)
+ return;
+
+ glColor4ub(static_cast<GLubyte>(mColor.r),
+ static_cast<GLubyte>(mColor.g),
+ static_cast<GLubyte>(mColor.b),
+ static_cast<GLubyte>(mColor.a));
+ mIsByteColor = true;
+ mByteColor = mColor;
+}
+
+#ifdef DEBUG_BIND_TEXTURE
+void NormalOpenGLGraphics::debugBindTexture(const Image *const image)
+{
+ const std::string texture = image->getIdPath();
+ if (mOldTexture != texture)
+ {
+ if ((!mOldTexture.empty() || !texture.empty())
+ && mOldTextureId != image->mGLImage)
+ {
+ logger->log("bind: %s (%d) to %s (%d)", mOldTexture.c_str(),
+ mOldTextureId, texture.c_str(), image->mGLImage);
+ }
+ mOldTextureId = image->mGLImage;
+ mOldTexture = texture;
+ }
+}
+#else
+void NormalOpenGLGraphics::debugBindTexture(const Image *const image A_UNUSED)
+{
+}
+#endif
+
+#endif // USE_OPENGL
diff --git a/src/render/normalopenglgraphics.h b/src/render/normalopenglgraphics.h
new file mode 100644
index 000000000..2b489c985
--- /dev/null
+++ b/src/render/normalopenglgraphics.h
@@ -0,0 +1,244 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2013 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef NORMALOPENGLGRAPHICS_H
+#define NORMALOPENGLGRAPHICS_H
+
+#include "main.h"
+#if defined USE_OPENGL && !defined ANDROID
+
+#include "localconsts.h"
+#include "render/graphics.h"
+
+#include "resources/fboinfo.h"
+
+#ifdef ANDROID
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+#include <GLES2/gl2.h>
+#else
+#ifndef USE_SDL2
+#define GL_GLEXT_PROTOTYPES 1
+#endif
+#include <SDL_opengl.h>
+#include <GL/glext.h>
+#endif
+
+#include <set>
+
+class NormalOpenGLGraphicsVertexes;
+
+class NormalOpenGLGraphics final : public Graphics
+{
+ public:
+ NormalOpenGLGraphics();
+
+ A_DELETE_COPY(NormalOpenGLGraphics)
+
+ ~NormalOpenGLGraphics();
+
+ bool setVideoMode(const int w, const int h, const int bpp,
+ const bool fs, const bool hwaccel,
+ const bool resize, const bool noFrame) override;
+
+
+ /**
+ * Draws a resclaled version of the image
+ */
+ bool drawRescaledImage(const Image *const image, int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth, const int desiredHeight,
+ const bool useColor) override;
+
+ /**
+ * Used to get the smooth rescale option over the standard function.
+ */
+ bool drawRescaledImage(const Image *const image, int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth, const int desiredHeight,
+ const bool useColor, bool smooth);
+
+ void drawImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h) override;
+
+ /**
+ * Draw a pattern based on a rescaled version of the given image...
+ */
+ void drawRescaledImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h,
+ const int scaledWidth,
+ const int scaledHeight) override;
+
+ void calcImagePattern(ImageVertexes* const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const override;
+
+ void calcImagePattern(ImageCollection* const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const override;
+
+ void calcTile(ImageVertexes *const vert, const Image *const image,
+ int x, int y) const override;
+
+ void calcTile(ImageCollection *const vertCol,
+ const Image *const image, int x, int y) override;
+
+ void drawTile(const ImageCollection *const vertCol) override;
+
+ void drawTile(const ImageVertexes *const vert) override;
+
+ bool calcWindow(ImageCollection *const vertCol,
+ const int x, const int y,
+ const int w, const int h,
+ const ImageRect &imgRect) override;
+
+ void updateScreen() override;
+
+ void _beginDraw();
+
+ void _endDraw();
+
+ bool pushClipArea(gcn::Rectangle area);
+
+ void popClipArea();
+
+ void setColor(const gcn::Color &color)
+ {
+ mColor = color;
+ mColor2 = color;
+ mColorAlpha = (color.a != 255);
+ }
+
+ void setColorAll(const gcn::Color &color, const gcn::Color &color2)
+ {
+ mColor = color;
+ mColor2 = color2;
+ mColorAlpha = (color.a != 255);
+ }
+
+ void drawPoint(int x, int y);
+
+ void drawLine(int x1, int y1, int x2, int y2);
+
+ void drawRectangle(const gcn::Rectangle &rect, const bool filled);
+
+ void drawRectangle(const gcn::Rectangle &rect);
+
+ void fillRectangle(const gcn::Rectangle &rect);
+
+ void setTargetPlane(int width, int height);
+
+ inline void drawQuadArrayfi(const int size);
+
+ inline void drawQuadArrayfi(const GLint *const intVertArray,
+ const GLfloat *const floatTexArray,
+ const int size);
+
+ inline void drawQuadArrayii(const int size);
+
+ inline void drawQuadArrayii(const GLint *const intVertArray,
+ const GLint *const intTexArray,
+ const int size);
+
+ inline void drawLineArrayi(const int size);
+
+ inline void drawLineArrayf(const int size);
+
+ inline void drawVertexes(const NormalOpenGLGraphicsVertexes &ogl);
+
+ void initArrays() override;
+
+ static void dumpSettings();
+
+ /**
+ * Takes a screenshot and returns it as SDL surface.
+ */
+ SDL_Surface *getScreenshot() override A_WARN_UNUSED;
+
+ void prepareScreenshot() override;
+
+ bool drawNet(const int x1, const int y1, const int x2, const int y2,
+ const int width, const int height) override;
+
+ int getMemoryUsage() A_WARN_UNUSED;
+
+ void updateTextureFormat();
+
+#ifdef DEBUG_DRAW_CALLS
+ virtual unsigned int getDrawCalls() const
+ { return mLastDrawCalls; }
+
+ static unsigned int mDrawCalls;
+
+ static unsigned int mLastDrawCalls;
+#endif
+#ifdef DEBUG_BIND_TEXTURE
+ virtual unsigned int getBinds() const
+ { return mLastBinds; }
+#endif
+ static void bindTexture(const GLenum target, const GLuint texture);
+
+ static GLuint mLastImage;
+
+ protected:
+ bool drawImage2(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const bool useColor) override;
+
+ void setTexturingAndBlending(const bool enable);
+
+ void debugBindTexture(const Image *const image);
+
+ private:
+ void inline setColorAlpha(float alpha);
+
+ void inline restoreColor();
+
+ GLfloat *mFloatTexArray;
+ GLint *mIntTexArray;
+ GLint *mIntVertArray;
+ bool mTexture;
+
+ bool mIsByteColor;
+ gcn::Color mByteColor;
+ float mFloatColor;
+ int mMaxVertices;
+ bool mColorAlpha;
+#ifdef DEBUG_BIND_TEXTURE
+ std::string mOldTexture;
+ unsigned int mOldTextureId;
+ static unsigned int mBinds;
+ static unsigned int mLastBinds;
+#endif
+ FBOInfo mFbo;
+};
+#endif
+
+#endif // NORMALOPENGLGRAPHICS_H
diff --git a/src/render/nullopenglgraphics.cpp b/src/render/nullopenglgraphics.cpp
new file mode 100644
index 000000000..8030353eb
--- /dev/null
+++ b/src/render/nullopenglgraphics.cpp
@@ -0,0 +1,1208 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2013 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "main.h"
+#if defined USE_OPENGL
+
+#include "render/nullopenglgraphics.h"
+
+#include "configuration.h"
+#include "graphicsmanager.h"
+#include "graphicsvertexes.h"
+#include "logger.h"
+
+#include "resources/image.h"
+#include "resources/openglimagehelper.h"
+
+#include "utils/stringutils.h"
+
+#include <SDL.h>
+
+#include "debug.h"
+
+GLuint NullOpenGLGraphics::mLastImage = 0;
+#ifdef DEBUG_DRAW_CALLS
+unsigned int NullOpenGLGraphics::mDrawCalls = 0;
+unsigned int NullOpenGLGraphics::mLastDrawCalls = 0;
+#endif
+
+NullOpenGLGraphics::NullOpenGLGraphics():
+ mFloatTexArray(nullptr),
+ mIntTexArray(nullptr),
+ mIntVertArray(nullptr),
+ mTexture(false),
+ mIsByteColor(false),
+ mByteColor(),
+ mFloatColor(1.0f),
+ mMaxVertices(500),
+ mColorAlpha(false),
+#ifdef DEBUG_BIND_TEXTURE
+ mOldTexture(),
+ mOldTextureId(0),
+#endif
+ mFbo()
+{
+ mOpenGL = 100;
+ mName = "null OpenGL";
+}
+
+NullOpenGLGraphics::~NullOpenGLGraphics()
+{
+ delete [] mFloatTexArray;
+ delete [] mIntTexArray;
+ delete [] mIntVertArray;
+}
+
+void NullOpenGLGraphics::initArrays()
+{
+ mMaxVertices = graphicsManager.getMaxVertices();
+ if (mMaxVertices < 500)
+ mMaxVertices = 500;
+ else if (mMaxVertices > 1024)
+ mMaxVertices = 1024;
+
+ // need alocate small size, after if limit reached reallocate to double size
+ vertexBufSize = mMaxVertices;
+ const int sz = mMaxVertices * 4 + 30;
+ mFloatTexArray = new GLfloat[sz];
+ mIntTexArray = new GLint[sz];
+ mIntVertArray = new GLint[sz];
+}
+
+bool NullOpenGLGraphics::setVideoMode(const int w, const int h,
+ const int bpp, const bool fs,
+ const bool hwaccel, const bool resize,
+ const bool noFrame)
+{
+ setMainFlags(w, h, bpp, fs, hwaccel, resize, noFrame);
+
+ return setOpenGLMode();
+}
+
+static inline void drawQuad(const Image *const image A_UNUSED,
+ const int srcX A_UNUSED, const int srcY A_UNUSED,
+ const int dstX A_UNUSED, const int dstY A_UNUSED,
+ const int width A_UNUSED,
+ const int height A_UNUSED)
+{
+ if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+#ifdef DEBUG_DRAW_CALLS
+ NullOpenGLGraphics::mDrawCalls ++;
+#endif
+ }
+ else
+ {
+#ifdef DEBUG_DRAW_CALLS
+ NullOpenGLGraphics::mDrawCalls ++;
+#endif
+ }
+}
+
+static inline void drawRescaledQuad(const Image *const image A_UNUSED,
+ const int srcX A_UNUSED,
+ const int srcY A_UNUSED,
+ const int dstX A_UNUSED,
+ const int dstY A_UNUSED,
+ const int width A_UNUSED,
+ const int height A_UNUSED,
+ const int desiredWidth A_UNUSED,
+ const int desiredHeight A_UNUSED)
+{
+ if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+#ifdef DEBUG_DRAW_CALLS
+ NullOpenGLGraphics::mDrawCalls ++;
+#endif
+ }
+ else
+ {
+#ifdef DEBUG_DRAW_CALLS
+ NullOpenGLGraphics::mDrawCalls ++;
+#endif
+ }
+}
+
+
+bool NullOpenGLGraphics::drawImage2(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const bool useColor)
+{
+ FUNC_BLOCK("Graphics::drawImage2", 1)
+ if (!image)
+ return false;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ srcX += imageRect.x;
+ srcY += imageRect.y;
+
+ if (!useColor)
+ setColorAlpha(image->mAlpha);
+
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+
+ setTexturingAndBlending(true);
+
+ drawQuad(image, srcX, srcY, dstX, dstY, width, height);
+
+ return true;
+}
+
+bool NullOpenGLGraphics::drawRescaledImage(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth,
+ const int desiredHeight,
+ const bool useColor)
+{
+ return drawRescaledImage(image, srcX, srcY,
+ dstX, dstY,
+ width, height,
+ desiredWidth, desiredHeight,
+ useColor, true);
+}
+
+bool NullOpenGLGraphics::drawRescaledImage(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth,
+ const int desiredHeight,
+ const bool useColor,
+ bool smooth)
+{
+ FUNC_BLOCK("Graphics::drawRescaledImage", 1)
+ if (!image)
+ return false;
+
+ // Just draw the image normally when no resizing is necessary,
+ if (width == desiredWidth && height == desiredHeight)
+ {
+ return drawImage2(image, srcX, srcY, dstX, dstY,
+ width, height, useColor);
+ }
+
+ // When the desired image is smaller than the current one,
+ // disable smooth effect.
+ if (width > desiredWidth && height > desiredHeight)
+ smooth = false;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ srcX += imageRect.x;
+ srcY += imageRect.y;
+
+ if (!useColor)
+ setColorAlpha(image->mAlpha);
+
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+
+ setTexturingAndBlending(true);
+
+ // Draw a textured quad.
+ drawRescaledQuad(image, srcX, srcY, dstX, dstY, width, height,
+ desiredWidth, desiredHeight);
+
+ if (smooth) // A basic smooth effect...
+ {
+ setColorAlpha(0.2f);
+ drawRescaledQuad(image, srcX, srcY, dstX - 1, dstY - 1, width, height,
+ desiredWidth + 1, desiredHeight + 1);
+ drawRescaledQuad(image, srcX, srcY, dstX + 1, dstY + 1, width, height,
+ desiredWidth - 1, desiredHeight - 1);
+
+ drawRescaledQuad(image, srcX, srcY, dstX + 1, dstY, width, height,
+ desiredWidth - 1, desiredHeight);
+ drawRescaledQuad(image, srcX, srcY, dstX, dstY + 1, width, height,
+ desiredWidth, desiredHeight - 1);
+ }
+
+ return true;
+}
+
+void NullOpenGLGraphics::drawImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h)
+{
+ FUNC_BLOCK("Graphics::drawImagePattern", 1)
+ if (!image)
+ return;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ const int srcX = imageRect.x;
+ const int srcY = imageRect.y;
+ const int iw = imageRect.w;
+ const int ih = imageRect.h;
+
+ if (iw == 0 || ih == 0)
+ return;
+
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+
+ setColorAlpha(image->mAlpha);
+
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+
+ setTexturingAndBlending(true);
+
+ unsigned int vp = 0;
+ const unsigned int vLimit = mMaxVertices * 4;
+ // Draw a set of textured rectangles
+ if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+
+ for (int py = 0; py < h; py += ih)
+ {
+ const int height = (py + ih >= h) ? h - py : ih;
+ const int dstY = y + py;
+ const float texY2 = static_cast<float>(srcY + height) / th;
+ for (int px = 0; px < w; px += iw)
+ {
+ const int width = (px + iw >= w) ? w - px : iw;
+ const int dstX = x + px;
+
+ const float texX2 = static_cast<float>(srcX + width) / tw;
+
+ mFloatTexArray[vp + 0] = texX1;
+ mFloatTexArray[vp + 1] = texY1;
+
+ mFloatTexArray[vp + 2] = texX2;
+ mFloatTexArray[vp + 3] = texY1;
+
+ mFloatTexArray[vp + 4] = texX2;
+ mFloatTexArray[vp + 5] = texY2;
+
+ mFloatTexArray[vp + 6] = texX1;
+ mFloatTexArray[vp + 7] = texY2;
+
+ mIntVertArray[vp + 0] = dstX;
+ mIntVertArray[vp + 1] = dstY;
+
+ mIntVertArray[vp + 2] = dstX + width;
+ mIntVertArray[vp + 3] = dstY;
+
+ mIntVertArray[vp + 4] = dstX + width;
+ mIntVertArray[vp + 5] = dstY + height;
+
+ mIntVertArray[vp + 6] = dstX;
+ mIntVertArray[vp + 7] = dstY + height;
+
+ vp += 8;
+ if (vp >= vLimit)
+ {
+ drawQuadArrayfi(vp);
+ vp = 0;
+ }
+ }
+ }
+ if (vp > 0)
+ drawQuadArrayfi(vp);
+ }
+ else
+ {
+ for (int py = 0; py < h; py += ih)
+ {
+ const int height = (py + ih >= h) ? h - py : ih;
+ const int dstY = y + py;
+ for (int px = 0; px < w; px += iw)
+ {
+ const int width = (px + iw >= w) ? w - px : iw;
+ const int dstX = x + px;
+
+ mIntTexArray[vp + 0] = srcX;
+ mIntTexArray[vp + 1] = srcY;
+
+ mIntTexArray[vp + 2] = srcX + width;
+ mIntTexArray[vp + 3] = srcY;
+
+ mIntTexArray[vp + 4] = srcX + width;
+ mIntTexArray[vp + 5] = srcY + height;
+
+ mIntTexArray[vp + 6] = srcX;
+ mIntTexArray[vp + 7] = srcY + height;
+
+ mIntVertArray[vp + 0] = dstX;
+ mIntVertArray[vp + 1] = dstY;
+
+ mIntVertArray[vp + 2] = dstX + width;
+ mIntVertArray[vp + 3] = dstY;
+
+ mIntVertArray[vp + 4] = dstX + width;
+ mIntVertArray[vp + 5] = dstY + height;
+
+ mIntVertArray[vp + 6] = dstX;
+ mIntVertArray[vp + 7] = dstY + height;
+
+ vp += 8;
+ if (vp >= vLimit)
+ {
+ drawQuadArrayii(vp);
+ vp = 0;
+ }
+ }
+ }
+ if (vp > 0)
+ drawQuadArrayii(vp);
+ }
+}
+
+void NullOpenGLGraphics::drawRescaledImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h,
+ const int scaledWidth,
+ const int scaledHeight)
+{
+ if (!image)
+ return;
+
+ if (scaledWidth == 0 || scaledHeight == 0)
+ return;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ const int iw = imageRect.w;
+ const int ih = imageRect.h;
+ if (iw == 0 || ih == 0)
+ return;
+
+ const int srcX = imageRect.x;
+ const int srcY = imageRect.y;
+
+ setColorAlpha(image->mAlpha);
+
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+
+ setTexturingAndBlending(true);
+
+ unsigned int vp = 0;
+ const unsigned int vLimit = mMaxVertices * 4;
+
+ // Draw a set of textured rectangles
+ if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+
+ const float tFractionW = iw / tw;
+ const float tFractionH = ih / th;
+
+ for (int py = 0; py < h; py += scaledHeight)
+ {
+ const int height = (py + scaledHeight >= h)
+ ? h - py : scaledHeight;
+ const int dstY = y + py;
+ const float visibleFractionH = static_cast<float>(height)
+ / scaledHeight;
+ const float texY2 = texY1 + tFractionH * visibleFractionH;
+ for (int px = 0; px < w; px += scaledWidth)
+ {
+ const int width = (px + scaledWidth >= w)
+ ? w - px : scaledWidth;
+ const int dstX = x + px;
+ const float visibleFractionW = static_cast<float>(width)
+ / scaledWidth;
+ const float texX2 = texX1 + tFractionW * visibleFractionW;
+
+ mFloatTexArray[vp + 0] = texX1;
+ mFloatTexArray[vp + 1] = texY1;
+
+ mFloatTexArray[vp + 2] = texX2;
+ mFloatTexArray[vp + 3] = texY1;
+
+ mFloatTexArray[vp + 4] = texX2;
+ mFloatTexArray[vp + 5] = texY2;
+
+ mFloatTexArray[vp + 6] = texX1;
+ mFloatTexArray[vp + 7] = texY2;
+
+ mIntVertArray[vp + 0] = dstX;
+ mIntVertArray[vp + 1] = dstY;
+
+ mIntVertArray[vp + 2] = dstX + width;
+ mIntVertArray[vp + 3] = dstY;
+
+ mIntVertArray[vp + 4] = dstX + width;
+ mIntVertArray[vp + 5] = dstY + height;
+
+ mIntVertArray[vp + 6] = dstX;
+ mIntVertArray[vp + 7] = dstY + height;
+
+ vp += 8;
+ if (vp >= vLimit)
+ {
+ drawQuadArrayfi(vp);
+ vp = 0;
+ }
+ }
+ }
+ if (vp > 0)
+ drawQuadArrayfi(vp);
+ }
+ else
+ {
+ const float scaleFactorW = static_cast<float>(scaledWidth) / iw;
+ const float scaleFactorH = static_cast<float>(scaledHeight) / ih;
+
+ for (int py = 0; py < h; py += scaledHeight)
+ {
+ const int height = (py + scaledHeight >= h)
+ ? h - py : scaledHeight;
+ const int dstY = y + py;
+ const int scaledY = srcY + height / scaleFactorH;
+ for (int px = 0; px < w; px += scaledWidth)
+ {
+ const int width = (px + scaledWidth >= w)
+ ? w - px : scaledWidth;
+ const int dstX = x + px;
+ const int scaledX = srcX + width / scaleFactorW;
+
+ mIntTexArray[vp + 0] = srcX;
+ mIntTexArray[vp + 1] = srcY;
+
+ mIntTexArray[vp + 2] = scaledX;
+ mIntTexArray[vp + 3] = srcY;
+
+ mIntTexArray[vp + 4] = scaledX;
+ mIntTexArray[vp + 5] = scaledY;
+
+ mIntTexArray[vp + 6] = srcX;
+ mIntTexArray[vp + 7] = scaledY;
+
+ mIntVertArray[vp + 0] = dstX;
+ mIntVertArray[vp + 1] = dstY;
+
+ mIntVertArray[vp + 2] = dstX + width;
+ mIntVertArray[vp + 3] = dstY;
+
+ mIntVertArray[vp + 4] = dstX + width;
+ mIntVertArray[vp + 5] = dstY + height;
+
+ mIntVertArray[vp + 6] = dstX;
+ mIntVertArray[vp + 7] = dstY + height;
+
+ vp += 8;
+ if (vp >= vLimit)
+ {
+ drawQuadArrayii(vp);
+ vp = 0;
+ }
+ }
+ }
+ if (vp > 0)
+ drawQuadArrayii(vp);
+ }
+}
+
+inline void NullOpenGLGraphics::drawVertexes(const
+ NormalOpenGLGraphicsVertexes
+ &ogl)
+{
+ const std::vector<GLint*> &intVertPool = ogl.mIntVertPool;
+ std::vector<GLint*>::const_iterator iv;
+ const std::vector<GLint*>::const_iterator iv_end = intVertPool.end();
+ const std::vector<int> &vp = ogl.mVp;
+ std::vector<int>::const_iterator ivp;
+ const std::vector<int>::const_iterator ivp_end = vp.end();
+
+ // Draw a set of textured rectangles
+ if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const std::vector<GLfloat*> &floatTexPool = ogl.mFloatTexPool;
+ std::vector<GLfloat*>::const_iterator ft;
+ const std::vector<GLfloat*>::const_iterator
+ ft_end = floatTexPool.end();
+
+ for (iv = intVertPool.begin(), ft = floatTexPool.begin(),
+ ivp = vp.begin();
+ iv != iv_end && ft != ft_end && ivp != ivp_end;
+ ++ iv, ++ ft, ++ ivp)
+ {
+ drawQuadArrayfi(*iv, *ft, *ivp);
+ }
+ }
+ else
+ {
+ const std::vector<GLint*> &intTexPool = ogl.mIntTexPool;
+ std::vector<GLint*>::const_iterator it;
+ const std::vector<GLint*>::const_iterator it_end = intTexPool.end();
+
+ for (iv = intVertPool.begin(), it = intTexPool.begin(),
+ ivp = vp.begin();
+ iv != iv_end && it != it_end && ivp != ivp_end;
+ ++ iv, ++ it, ++ ivp)
+ {
+ drawQuadArrayii(*iv, *it, *ivp);
+ }
+ }
+}
+
+void NullOpenGLGraphics::calcImagePattern(ImageVertexes* const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const
+{
+ if (!image)
+ return;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ const int iw = imageRect.w;
+ const int ih = imageRect.h;
+
+ if (iw == 0 || ih == 0)
+ return;
+
+ const int srcX = imageRect.x;
+ const int srcY = imageRect.y;
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+
+ const unsigned int vLimit = mMaxVertices * 4;
+
+ NormalOpenGLGraphicsVertexes &ogl = vert->ogl;
+ unsigned int vp = ogl.continueVp();
+
+ // Draw a set of textured rectangles
+ if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+
+ GLfloat *floatTexArray = ogl.continueFloatTexArray();
+ GLint *intVertArray = ogl.continueIntVertArray();
+
+ for (int py = 0; py < h; py += ih)
+ {
+ const int height = (py + ih >= h) ? h - py : ih;
+ const int dstY = y + py;
+ const float texY2 = static_cast<float>(srcY + height) / th;
+ for (int px = 0; px < w; px += iw)
+ {
+ const int width = (px + iw >= w) ? w - px : iw;
+ const int dstX = x + px;
+ const float texX2 = static_cast<float>(srcX + width) / tw;
+
+ floatTexArray[vp + 0] = texX1;
+ floatTexArray[vp + 1] = texY1;
+
+ floatTexArray[vp + 2] = texX2;
+ floatTexArray[vp + 3] = texY1;
+
+ floatTexArray[vp + 4] = texX2;
+ floatTexArray[vp + 5] = texY2;
+
+ floatTexArray[vp + 6] = texX1;
+ floatTexArray[vp + 7] = texY2;
+
+ intVertArray[vp + 0] = dstX;
+ intVertArray[vp + 1] = dstY;
+
+ intVertArray[vp + 2] = dstX + width;
+ intVertArray[vp + 3] = dstY;
+
+ intVertArray[vp + 4] = dstX + width;
+ intVertArray[vp + 5] = dstY + height;
+
+ intVertArray[vp + 6] = dstX;
+ intVertArray[vp + 7] = dstY + height;
+
+ vp += 8;
+ if (vp >= vLimit)
+ {
+ floatTexArray = ogl.switchFloatTexArray();
+ intVertArray = ogl.switchIntVertArray();
+ ogl.switchVp(vp);
+ vp = 0;
+ }
+ }
+ }
+ }
+ else
+ {
+ GLint *intTexArray = ogl.continueIntTexArray();
+ GLint *intVertArray = ogl.continueIntVertArray();
+
+ for (int py = 0; py < h; py += ih)
+ {
+ const int height = (py + ih >= h) ? h - py : ih;
+ const int dstY = y + py;
+ for (int px = 0; px < w; px += iw)
+ {
+ const int width = (px + iw >= w) ? w - px : iw;
+ const int dstX = x + px;
+
+ intTexArray[vp + 0] = srcX;
+ intTexArray[vp + 1] = srcY;
+
+ intTexArray[vp + 2] = srcX + width;
+ intTexArray[vp + 3] = srcY;
+
+ intTexArray[vp + 4] = srcX + width;
+ intTexArray[vp + 5] = srcY + height;
+
+ intTexArray[vp + 6] = srcX;
+ intTexArray[vp + 7] = srcY + height;
+
+ intVertArray[vp + 0] = dstX;
+ intVertArray[vp + 1] = dstY;
+
+ intVertArray[vp + 2] = dstX + width;
+ intVertArray[vp + 3] = dstY;
+
+ intVertArray[vp + 4] = dstX + width;
+ intVertArray[vp + 5] = dstY + height;
+
+ intVertArray[vp + 6] = dstX;
+ intVertArray[vp + 7] = dstY + height;
+
+ vp += 8;
+ if (vp >= vLimit)
+ {
+ intTexArray = ogl.switchIntTexArray();
+ intVertArray = ogl.switchIntVertArray();
+ ogl.switchVp(vp);
+ vp = 0;
+ }
+ }
+ }
+ }
+ ogl.switchVp(vp);
+}
+
+void NullOpenGLGraphics::calcTile(ImageCollection *const vertCol,
+ const Image *const image,
+ int x, int y)
+{
+ if (vertCol->currentGLImage != image->mGLImage)
+ {
+ ImageVertexes *const vert = new ImageVertexes();
+ vertCol->currentGLImage = image->mGLImage;
+ vertCol->currentVert = vert;
+ vert->image = image;
+ vertCol->draws.push_back(vert);
+ calcTile(vert, image, x, y);
+ }
+ else
+ {
+ calcTile(vertCol->currentVert, image, x, y);
+ }
+}
+
+void NullOpenGLGraphics::drawTile(const ImageCollection *const vertCol)
+{
+ const ImageVertexesVector &draws = vertCol->draws;
+ const ImageCollectionCIter it_end = draws.end();
+ for (ImageCollectionCIter it = draws.begin(); it != it_end; ++ it)
+ {
+ const ImageVertexes *const vert = *it;
+ const Image *const image = vert->image;
+
+ setColorAlpha(image->mAlpha);
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+ setTexturingAndBlending(true);
+ drawVertexes(vert->ogl);
+ }
+}
+
+void NullOpenGLGraphics::calcImagePattern(ImageCollection* const vertCol,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const
+{
+ ImageVertexes *vert = nullptr;
+ if (vertCol->currentGLImage != image->mGLImage)
+ {
+ vert = new ImageVertexes();
+ vertCol->currentGLImage = image->mGLImage;
+ vertCol->currentVert = vert;
+ vert->image = image;
+ vertCol->draws.push_back(vert);
+ }
+ else
+ {
+ vert = vertCol->currentVert;
+ }
+
+ calcImagePattern(vert, image, x, y, w, h);
+}
+
+void NullOpenGLGraphics::calcTile(ImageVertexes *const vert,
+ const Image *const image,
+ int dstX, int dstY) const
+{
+ if (!vert || !image)
+ return;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ const int w = imageRect.w;
+ const int h = imageRect.h;
+
+ if (w == 0 || h == 0)
+ return;
+
+ const int srcX = imageRect.x;
+ const int srcY = imageRect.y;
+
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+
+ const unsigned int vLimit = mMaxVertices * 4;
+
+ NormalOpenGLGraphicsVertexes &ogl = vert->ogl;
+
+// std::vector<int> *vps = ogl.getVp();
+ unsigned int vp = ogl.continueVp();
+
+ // Draw a set of textured rectangles
+ if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+
+ const float texX2 = static_cast<float>(srcX + w) / tw;
+ const float texY2 = static_cast<float>(srcY + h) / th;
+
+ GLfloat *const floatTexArray = ogl.continueFloatTexArray();
+ GLint *const intVertArray = ogl.continueIntVertArray();
+
+ floatTexArray[vp + 0] = texX1;
+ floatTexArray[vp + 1] = texY1;
+
+ floatTexArray[vp + 2] = texX2;
+ floatTexArray[vp + 3] = texY1;
+
+ floatTexArray[vp + 4] = texX2;
+ floatTexArray[vp + 5] = texY2;
+
+ floatTexArray[vp + 6] = texX1;
+ floatTexArray[vp + 7] = texY2;
+
+ intVertArray[vp + 0] = dstX;
+ intVertArray[vp + 1] = dstY;
+
+ intVertArray[vp + 2] = dstX + w;
+ intVertArray[vp + 3] = dstY;
+
+ intVertArray[vp + 4] = dstX + w;
+ intVertArray[vp + 5] = dstY + h;
+
+ intVertArray[vp + 6] = dstX;
+ intVertArray[vp + 7] = dstY + h;
+
+ vp += 8;
+ if (vp >= vLimit)
+ {
+ ogl.switchFloatTexArray();
+ ogl.switchIntVertArray();
+ ogl.switchVp(vp);
+ vp = 0;
+ }
+ }
+ else
+ {
+ GLint *const intTexArray = ogl.continueIntTexArray();
+ GLint *const intVertArray = ogl.continueIntVertArray();
+
+ intTexArray[vp + 0] = srcX;
+ intTexArray[vp + 1] = srcY;
+
+ intTexArray[vp + 2] = srcX + w;
+ intTexArray[vp + 3] = srcY;
+
+ intTexArray[vp + 4] = srcX + w;
+ intTexArray[vp + 5] = srcY + h;
+
+ intTexArray[vp + 6] = srcX;
+ intTexArray[vp + 7] = srcY + h;
+
+ intVertArray[vp + 0] = dstX;
+ intVertArray[vp + 1] = dstY;
+
+ intVertArray[vp + 2] = dstX + w;
+ intVertArray[vp + 3] = dstY;
+
+ intVertArray[vp + 4] = dstX + w;
+ intVertArray[vp + 5] = dstY + h;
+
+ intVertArray[vp + 6] = dstX;
+ intVertArray[vp + 7] = dstY + h;
+
+ vp += 8;
+ if (vp >= vLimit)
+ {
+ ogl.switchIntTexArray();
+ ogl.switchIntVertArray();
+ ogl.switchVp(vp);
+ vp = 0;
+ }
+ }
+ ogl.switchVp(vp);
+}
+
+void NullOpenGLGraphics::drawTile(const ImageVertexes *const vert)
+{
+ if (!vert)
+ return;
+ const Image *const image = vert->image;
+
+ setColorAlpha(image->mAlpha);
+#ifdef DEBUG_BIND_TEXTURE
+ debugBindTexture(image);
+#endif
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+ setTexturingAndBlending(true);
+ drawVertexes(vert->ogl);
+}
+
+bool NullOpenGLGraphics::calcWindow(ImageCollection *const vertCol,
+ const int x, const int y,
+ const int w, const int h,
+ const ImageRect &imgRect)
+{
+ ImageVertexes *vert = nullptr;
+ Image *const image = imgRect.grid[4];
+ if (!image)
+ return false;
+ if (vertCol->currentGLImage != image->mGLImage)
+ {
+ vert = new ImageVertexes();
+ vertCol->currentGLImage = image->mGLImage;
+ vertCol->currentVert = vert;
+ vert->image = image;
+ vertCol->draws.push_back(vert);
+ }
+ else
+ {
+ vert = vertCol->currentVert;
+ }
+
+ return calcImageRect(vert, x, y, w, h,
+ imgRect.grid[0], imgRect.grid[2], imgRect.grid[6], imgRect.grid[8],
+ imgRect.grid[1], imgRect.grid[5], imgRect.grid[7], imgRect.grid[3],
+ imgRect.grid[4]);
+}
+
+void NullOpenGLGraphics::updateScreen()
+{
+ BLOCK_START("Graphics::updateScreen")
+#ifdef DEBUG_DRAW_CALLS
+ mLastDrawCalls = mDrawCalls;
+ mDrawCalls = 0;
+#endif
+ BLOCK_END("Graphics::updateScreen")
+}
+
+void NullOpenGLGraphics::_beginDraw()
+{
+ pushClipArea(gcn::Rectangle(0, 0, 640, 480));
+}
+
+void NullOpenGLGraphics::_endDraw()
+{
+ popClipArea();
+}
+
+void NullOpenGLGraphics::prepareScreenshot()
+{
+}
+
+SDL_Surface* NullOpenGLGraphics::getScreenshot()
+{
+ return nullptr;
+}
+
+bool NullOpenGLGraphics::pushClipArea(gcn::Rectangle area)
+{
+ int transX = 0;
+ int transY = 0;
+
+ if (!mClipStack.empty())
+ {
+ const gcn::ClipRectangle &clipArea = mClipStack.top();
+ transX = -clipArea.xOffset;
+ transY = -clipArea.yOffset;
+ }
+
+ const bool result = gcn::Graphics::pushClipArea(area);
+
+ const gcn::ClipRectangle &clipArea = mClipStack.top();
+ transX += clipArea.xOffset;
+ transY += clipArea.yOffset;
+
+ return result;
+}
+
+void NullOpenGLGraphics::popClipArea()
+{
+ gcn::Graphics::popClipArea();
+
+ if (mClipStack.empty())
+ return;
+}
+
+void NullOpenGLGraphics::drawPoint(int x A_UNUSED, int y A_UNUSED)
+{
+ setTexturingAndBlending(false);
+ restoreColor();
+}
+
+void NullOpenGLGraphics::drawLine(int x1, int y1,
+ int x2, int y2)
+{
+ setTexturingAndBlending(false);
+ restoreColor();
+
+ mFloatTexArray[0] = static_cast<float>(x1) + 0.5f;
+ mFloatTexArray[1] = static_cast<float>(y1) + 0.5f;
+ mFloatTexArray[2] = static_cast<float>(x2) + 0.5f;
+ mFloatTexArray[3] = static_cast<float>(y2) + 0.5f;
+
+ drawLineArrayf(4);
+}
+
+void NullOpenGLGraphics::drawRectangle(const gcn::Rectangle& rect)
+{
+ drawRectangle(rect, false);
+}
+
+void NullOpenGLGraphics::fillRectangle(const gcn::Rectangle& rect)
+{
+ drawRectangle(rect, true);
+}
+
+void NullOpenGLGraphics::setTargetPlane(int width A_UNUSED,
+ int height A_UNUSED)
+{
+}
+
+void NullOpenGLGraphics::setTexturingAndBlending(const bool enable)
+{
+ if (enable)
+ {
+ if (!mTexture)
+ mTexture = true;
+
+ if (!mAlpha)
+ mAlpha = true;
+ }
+ else
+ {
+ mLastImage = 0;
+ if (mAlpha && !mColorAlpha)
+ mAlpha = false;
+ else if (!mAlpha && mColorAlpha)
+ mAlpha = true;
+
+ if (mTexture)
+ mTexture = false;
+ }
+}
+
+void NullOpenGLGraphics::drawRectangle(const gcn::Rectangle& rect A_UNUSED,
+ const bool filled A_UNUSED)
+{
+ BLOCK_START("Graphics::drawRectangle")
+ setTexturingAndBlending(false);
+ restoreColor();
+
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+ BLOCK_END("Graphics::drawRectangle")
+}
+
+bool NullOpenGLGraphics::drawNet(const int x1, const int y1,
+ const int x2, const int y2,
+ const int width, const int height)
+{
+ unsigned int vp = 0;
+ const unsigned int vLimit = mMaxVertices * 4;
+
+ setTexturingAndBlending(false);
+ restoreColor();
+
+ const float xf1 = static_cast<float>(x1);
+ const float xf2 = static_cast<float>(x2);
+ const float yf1 = static_cast<float>(y1);
+ const float yf2 = static_cast<float>(y2);
+
+ for (int y = y1; y < y2; y += height)
+ {
+ mFloatTexArray[vp + 0] = xf1;
+ mFloatTexArray[vp + 1] = static_cast<float>(y);
+
+ mFloatTexArray[vp + 2] = xf2;
+ mFloatTexArray[vp + 3] = static_cast<float>(y);
+
+ vp += 4;
+ if (vp >= vLimit)
+ {
+ drawLineArrayf(vp);
+ vp = 0;
+ }
+ }
+
+ for (int x = x1; x < x2; x += width)
+ {
+ mFloatTexArray[vp + 0] = static_cast<float>(x);
+ mFloatTexArray[vp + 1] = yf1;
+
+ mFloatTexArray[vp + 2] = static_cast<float>(x);
+ mFloatTexArray[vp + 3] = yf2;
+
+ vp += 4;
+ if (vp >= vLimit)
+ {
+ drawLineArrayf(vp);
+ vp = 0;
+ }
+ }
+
+ if (vp > 0)
+ drawLineArrayf(vp);
+
+ return true;
+}
+
+void NullOpenGLGraphics::bindTexture(const GLenum target A_UNUSED,
+ const GLuint texture)
+{
+ if (mLastImage != texture)
+ mLastImage = texture;
+}
+
+inline void NullOpenGLGraphics::drawQuadArrayfi(const int size A_UNUSED)
+{
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+}
+
+inline void NullOpenGLGraphics::drawQuadArrayfi(const GLint *const
+ intVertArray A_UNUSED,
+ const GLfloat *const
+ floatTexArray A_UNUSED,
+ const int size A_UNUSED)
+{
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+}
+
+inline void NullOpenGLGraphics::drawQuadArrayii(const int size A_UNUSED)
+{
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+}
+
+inline void NullOpenGLGraphics::drawQuadArrayii(const GLint *const
+ intVertArray A_UNUSED,
+ const GLint *const
+ intTexArray A_UNUSED,
+ const int size A_UNUSED)
+{
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+}
+
+inline void NullOpenGLGraphics::drawLineArrayi(const int size A_UNUSED)
+{
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+}
+
+inline void NullOpenGLGraphics::drawLineArrayf(const int size A_UNUSED)
+{
+#ifdef DEBUG_DRAW_CALLS
+ mDrawCalls ++;
+#endif
+}
+
+void NullOpenGLGraphics::dumpSettings()
+{
+}
+
+void NullOpenGLGraphics::setColorAlpha(const float alpha)
+{
+ if (!mIsByteColor && mFloatColor == alpha)
+ return;
+
+ mIsByteColor = false;
+ mFloatColor = alpha;
+}
+
+void NullOpenGLGraphics::restoreColor()
+{
+ if (mIsByteColor && mByteColor == mColor)
+ return;
+
+ mIsByteColor = true;
+ mByteColor = mColor;
+}
+
+#ifdef DEBUG_BIND_TEXTURE
+void NullOpenGLGraphics::debugBindTexture(const Image *const image)
+{
+ const std::string texture = image->getIdPath();
+ if (mOldTexture != texture)
+ {
+ if ((!mOldTexture.empty() || !texture.empty())
+ && mOldTextureId != image->mGLImage)
+ {
+ logger->log("bind: %s (%d) to %s (%d)", mOldTexture.c_str(),
+ mOldTextureId, texture.c_str(), image->mGLImage);
+ }
+ mOldTextureId = image->mGLImage;
+ mOldTexture = texture;
+ }
+}
+#else
+void NullOpenGLGraphics::debugBindTexture(const Image *const image A_UNUSED)
+{
+}
+#endif
+
+#endif // USE_OPENGL
diff --git a/src/render/nullopenglgraphics.h b/src/render/nullopenglgraphics.h
new file mode 100644
index 000000000..856b646bc
--- /dev/null
+++ b/src/render/nullopenglgraphics.h
@@ -0,0 +1,239 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2013 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef NULLOPENGLGRAPHICS_H
+#define NULLOPENGLGRAPHICS_H
+
+#include "main.h"
+#if defined USE_OPENGL
+
+#include "localconsts.h"
+#include "render/graphics.h"
+
+#include "resources/fboinfo.h"
+
+#ifdef ANDROID
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+#include <GLES2/gl2.h>
+#else
+#ifndef USE_SDL2
+#define GL_GLEXT_PROTOTYPES 1
+#endif
+#include <SDL_opengl.h>
+#include <GL/glext.h>
+#endif
+
+#include <set>
+
+class NormalOpenGLGraphicsVertexes;
+
+class NullOpenGLGraphics final : public Graphics
+{
+ public:
+ NullOpenGLGraphics();
+
+ A_DELETE_COPY(NullOpenGLGraphics)
+
+ ~NullOpenGLGraphics();
+
+ bool setVideoMode(const int w, const int h, const int bpp,
+ const bool fs, const bool hwaccel,
+ const bool resize, const bool noFrame) override;
+
+
+ /**
+ * Draws a resclaled version of the image
+ */
+ bool drawRescaledImage(const Image *const image, int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth, const int desiredHeight,
+ const bool useColor) override;
+
+ /**
+ * Used to get the smooth rescale option over the standard function.
+ */
+ bool drawRescaledImage(const Image *const image, int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth, const int desiredHeight,
+ const bool useColor, bool smooth);
+
+ void drawImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h) override;
+
+ /**
+ * Draw a pattern based on a rescaled version of the given image...
+ */
+ void drawRescaledImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h,
+ const int scaledWidth,
+ const int scaledHeight) override;
+
+ void calcImagePattern(ImageVertexes* const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const override;
+
+ void calcImagePattern(ImageCollection* const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const override;
+
+ void calcTile(ImageVertexes *const vert, const Image *const image,
+ int x, int y) const override;
+
+ void calcTile(ImageCollection *const vertCol,
+ const Image *const image, int x, int y) override;
+
+ void drawTile(const ImageCollection *const vertCol) override;
+
+ void drawTile(const ImageVertexes *const vert) override;
+
+ bool calcWindow(ImageCollection *const vertCol,
+ const int x, const int y,
+ const int w, const int h,
+ const ImageRect &imgRect) override;
+
+ void updateScreen() override;
+
+ void _beginDraw();
+
+ void _endDraw();
+
+ bool pushClipArea(gcn::Rectangle area);
+
+ void popClipArea();
+
+ void setColor(const gcn::Color &color)
+ {
+ mColor = color;
+ mColor2 = color;
+ mColorAlpha = (color.a != 255);
+ }
+
+ void setColorAll(const gcn::Color &color, const gcn::Color &color2)
+ {
+ mColor = color;
+ mColor2 = color2;
+ mColorAlpha = (color.a != 255);
+ }
+
+ void drawPoint(int x, int y);
+
+ void drawLine(int x1, int y1, int x2, int y2);
+
+ void drawRectangle(const gcn::Rectangle &rect, const bool filled);
+
+ void drawRectangle(const gcn::Rectangle &rect);
+
+ void fillRectangle(const gcn::Rectangle &rect);
+
+ void setTargetPlane(int width, int height);
+
+ inline void drawQuadArrayfi(const int size);
+
+ inline void drawQuadArrayfi(const GLint *const intVertArray,
+ const GLfloat *const floatTexArray,
+ const int size);
+
+ inline void drawQuadArrayii(const int size);
+
+ inline void drawQuadArrayii(const GLint *const intVertArray,
+ const GLint *const intTexArray,
+ const int size);
+
+ inline void drawLineArrayi(const int size);
+
+ inline void drawLineArrayf(const int size);
+
+ inline void drawVertexes(const NormalOpenGLGraphicsVertexes &ogl);
+
+ void initArrays() override;
+
+ static void dumpSettings();
+
+ /**
+ * Takes a screenshot and returns it as SDL surface.
+ */
+ SDL_Surface *getScreenshot() override A_WARN_UNUSED;
+
+ void prepareScreenshot() override;
+
+ bool drawNet(const int x1, const int y1, const int x2, const int y2,
+ const int width, const int height) override;
+
+ int getMemoryUsage() A_WARN_UNUSED;
+
+ void updateTextureFormat();
+
+#ifdef DEBUG_DRAW_CALLS
+ virtual unsigned int getDrawCalls() const
+ { return mLastDrawCalls; }
+
+ static unsigned int mDrawCalls;
+
+ static unsigned int mLastDrawCalls;
+#endif
+
+ static void bindTexture(const GLenum target, const GLuint texture);
+
+ static GLuint mLastImage;
+
+ protected:
+ bool drawImage2(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const bool useColor) override;
+
+ void setTexturingAndBlending(const bool enable);
+
+ void debugBindTexture(const Image *const image);
+
+ private:
+ void inline setColorAlpha(float alpha);
+
+ void inline restoreColor();
+
+ GLfloat *mFloatTexArray;
+ GLint *mIntTexArray;
+ GLint *mIntVertArray;
+ bool mTexture;
+
+ bool mIsByteColor;
+ gcn::Color mByteColor;
+ float mFloatColor;
+ int mMaxVertices;
+ bool mColorAlpha;
+#ifdef DEBUG_BIND_TEXTURE
+ std::string mOldTexture;
+ unsigned mOldTextureId;
+#endif
+ FBOInfo mFbo;
+};
+#endif
+
+#endif // NULLOPENGLGRAPHICS_H
diff --git a/src/render/safeopenglgraphics.cpp b/src/render/safeopenglgraphics.cpp
new file mode 100644
index 000000000..1c7130475
--- /dev/null
+++ b/src/render/safeopenglgraphics.cpp
@@ -0,0 +1,654 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2013 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "main.h"
+
+#if defined USE_OPENGL && !defined ANDROID
+#include "render/safeopenglgraphics.h"
+
+#include "configuration.h"
+#include "graphicsmanager.h"
+#include "graphicsvertexes.h"
+#include "logger.h"
+
+#include "resources/image.h"
+#include "resources/openglimagehelper.h"
+
+#include "utils/sdlcheckutils.h"
+
+#include <SDL.h>
+
+#include "debug.h"
+
+GLuint SafeOpenGLGraphics::mLastImage = 0;
+
+SafeOpenGLGraphics::SafeOpenGLGraphics():
+ mTexture(false),
+ mIsByteColor(false),
+ mByteColor(),
+ mFloatColor(1.0f),
+ mColorAlpha(false),
+ mFbo()
+{
+ mOpenGL = 2;
+ mName = "safe OpenGL";
+}
+
+SafeOpenGLGraphics::~SafeOpenGLGraphics()
+{
+}
+
+bool SafeOpenGLGraphics::setVideoMode(const int w, const int h, const int bpp,
+ const bool fs, const bool hwaccel,
+ const bool resize, const bool noFrame)
+{
+ setMainFlags(w, h, bpp, fs, hwaccel, resize, noFrame);
+
+ return setOpenGLMode();
+}
+
+static inline void drawQuad(const Image *image,
+ const int srcX, const int srcY,
+ const int dstX, const int dstY,
+ const int width, const int height)
+{
+ if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+ // Find OpenGL normalized texture coordinates.
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+ const float texX2 = static_cast<float>(srcX + width) / tw;
+ const float texY2 = static_cast<float>(srcY + height) / th;
+
+ glTexCoord2f(texX1, texY1);
+ glVertex2i(dstX, dstY);
+ glTexCoord2f(texX2, texY1);
+ glVertex2i(dstX + width, dstY);
+ glTexCoord2f(texX2, texY2);
+ glVertex2i(dstX + width, dstY + height);
+ glTexCoord2f(texX1, texY2);
+ glVertex2i(dstX, dstY + height);
+ }
+ else
+ {
+ glTexCoord2i(srcX, srcY);
+ glVertex2i(dstX, dstY);
+ glTexCoord2i(srcX + width, srcY);
+ glVertex2i(dstX + width, dstY);
+ glTexCoord2i(srcX + width, srcY + height);
+ glVertex2i(dstX + width, dstY + height);
+ glTexCoord2i(srcX, srcY + height);
+ glVertex2i(dstX, dstY + height);
+ }
+}
+
+static inline void drawRescaledQuad(const Image *const image,
+ const int srcX, const int srcY,
+ const int dstX, const int dstY,
+ const int width, const int height,
+ const int desiredWidth,
+ const int desiredHeight)
+{
+ if (OpenGLImageHelper::mTextureType == GL_TEXTURE_2D)
+ {
+ const float tw = static_cast<float>(image->mTexWidth);
+ const float th = static_cast<float>(image->mTexHeight);
+ // Find OpenGL normalized texture coordinates.
+ const float texX1 = static_cast<float>(srcX) / tw;
+ const float texY1 = static_cast<float>(srcY) / th;
+ const float texX2 = static_cast<float>(srcX + width) / tw;
+ const float texY2 = static_cast<float>(srcY + height) / th;
+
+ glTexCoord2f(texX1, texY1);
+ glVertex2i(dstX, dstY);
+ glTexCoord2f(texX2, texY1);
+ glVertex2i(dstX + desiredWidth, dstY);
+ glTexCoord2f(texX2, texY2);
+ glVertex2i(dstX + desiredWidth, dstY + desiredHeight);
+ glTexCoord2f(texX1, texY2);
+ glVertex2i(dstX, dstY + desiredHeight);
+ }
+ else
+ {
+ glTexCoord2i(srcX, srcY);
+ glVertex2i(dstX, dstY);
+ glTexCoord2i(srcX + width, srcY);
+ glVertex2i(dstX + desiredWidth, dstY);
+ glTexCoord2i(srcX + width, srcY + height);
+ glVertex2i(dstX + desiredWidth, dstY + desiredHeight);
+ glTexCoord2i(srcX, srcY + height);
+ glVertex2i(dstX, dstY + desiredHeight);
+ }
+}
+
+
+bool SafeOpenGLGraphics::drawImage2(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const bool useColor)
+{
+ FUNC_BLOCK("Graphics::drawImage2", 1)
+ if (!image)
+ return false;
+
+ if (!useColor)
+ setColorAlpha(image->mAlpha);
+
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+
+ setTexturingAndBlending(true);
+
+ // Draw a textured quad.
+ glBegin(GL_QUADS);
+ drawQuad(image, srcX + image->mBounds.x, srcY + image->mBounds.y,
+ dstX, dstY, width, height);
+ glEnd();
+
+ return true;
+}
+
+bool SafeOpenGLGraphics::drawRescaledImage(const Image *const image, int srcX,
+ int srcY, int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth,
+ const int desiredHeight,
+ const bool useColor)
+{
+ return drawRescaledImage(image, srcX, srcY,
+ dstX, dstY,
+ width, height,
+ desiredWidth, desiredHeight,
+ useColor, true);
+}
+
+bool SafeOpenGLGraphics::drawRescaledImage(const Image *const image, int srcX,
+ int srcY, int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth,
+ const int desiredHeight,
+ const bool useColor,
+ bool smooth)
+{
+ FUNC_BLOCK("Graphics::drawRescaledImage", 1)
+ if (!image)
+ return false;
+
+ // Just draw the image normally when no resizing is necessary,
+ if (width == desiredWidth && height == desiredHeight)
+ {
+ return drawImage2(image, srcX, srcY, dstX, dstY,
+ width, height, useColor);
+ }
+
+ // When the desired image is smaller than the current one,
+ // disable smooth effect.
+ if (width > desiredWidth && height > desiredHeight)
+ smooth = false;
+
+ srcX += image->mBounds.x;
+ srcY += image->mBounds.y;
+
+ if (!useColor)
+ setColorAlpha(image->mAlpha);
+
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+
+ setTexturingAndBlending(true);
+
+ // Draw a textured quad.
+ glBegin(GL_QUADS);
+ drawRescaledQuad(image, srcX, srcY, dstX, dstY, width, height,
+ desiredWidth, desiredHeight);
+
+ if (smooth) // A basic smooth effect...
+ {
+ setColorAlpha(0.2f);
+ drawRescaledQuad(image, srcX, srcY, dstX - 1, dstY - 1, width, height,
+ desiredWidth + 1, desiredHeight + 1);
+ drawRescaledQuad(image, srcX, srcY, dstX + 1, dstY + 1, width, height,
+ desiredWidth - 1, desiredHeight - 1);
+
+ drawRescaledQuad(image, srcX, srcY, dstX + 1, dstY, width, height,
+ desiredWidth - 1, desiredHeight);
+ drawRescaledQuad(image, srcX, srcY, dstX, dstY + 1, width, height,
+ desiredWidth, desiredHeight - 1);
+ }
+
+ glEnd();
+
+ return true;
+}
+
+/* Optimising the functions that Graphics::drawImagePattern would call,
+ * so that glBegin...glEnd are outside the main loop. */
+void SafeOpenGLGraphics::drawImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h)
+{
+ FUNC_BLOCK("Graphics::drawImagePattern", 1)
+ if (!image)
+ return;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ const int iw = imageRect.w;
+ const int ih = imageRect.h;
+ if (iw == 0 || ih == 0)
+ return;
+
+ const int srcX = imageRect.x;
+ const int srcY = imageRect.y;
+
+ setColorAlpha(image->mAlpha);
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+ setTexturingAndBlending(true);
+
+ // Draw a set of textured rectangles
+ glBegin(GL_QUADS);
+
+ for (int py = 0; py < h; py += ih)
+ {
+ const int height = (py + ih >= h) ? h - py : ih;
+ const int dstY = y + py;
+ for (int px = 0; px < w; px += iw)
+ {
+ int width = (px + iw >= w) ? w - px : iw;
+ int dstX = x + px;
+ drawQuad(image, srcX, srcY, dstX, dstY, width, height);
+ }
+ }
+
+ glEnd();
+}
+
+void SafeOpenGLGraphics::drawRescaledImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h,
+ const int scaledWidth,
+ const int scaledHeight)
+{
+ if (!image)
+ return;
+
+ const int iw = scaledWidth;
+ const int ih = scaledHeight;
+ if (iw == 0 || ih == 0)
+ return;
+
+ const SDL_Rect &imageRect = image->mBounds;
+ const int srcX = imageRect.x;
+ const int srcY = imageRect.y;
+
+ setColorAlpha(image->mAlpha);
+ bindTexture(OpenGLImageHelper::mTextureType, image->mGLImage);
+ setTexturingAndBlending(true);
+
+ // Draw a set of textured rectangles
+ glBegin(GL_QUADS);
+
+ const float scaleFactorW = static_cast<float>(scaledWidth)
+ / image->getWidth();
+ const float scaleFactorH = static_cast<float>(scaledHeight)
+ / image->getHeight();
+
+ for (int py = 0; py < h; py += ih)
+ {
+ const int height = (py + ih >= h) ? h - py : ih;
+ const int dstY = y + py;
+ for (int px = 0; px < w; px += iw)
+ {
+ int width = (px + iw >= w) ? w - px : iw;
+ int dstX = x + px;
+
+ drawRescaledQuad(image, srcX, srcY, dstX, dstY,
+ width / scaleFactorW, height / scaleFactorH,
+ scaledWidth, scaledHeight);
+ }
+ }
+
+ glEnd();
+}
+
+void SafeOpenGLGraphics::calcTile(ImageCollection *const vertCol A_UNUSED,
+ const Image *const image A_UNUSED,
+ int x A_UNUSED, int y A_UNUSED)
+{
+}
+
+void SafeOpenGLGraphics::calcTile(ImageVertexes *const vert A_UNUSED,
+ const Image *const image A_UNUSED,
+ int x A_UNUSED, int y A_UNUSED) const
+{
+}
+
+void SafeOpenGLGraphics::calcImagePattern(ImageVertexes *const vert A_UNUSED,
+ const Image *const image A_UNUSED,
+ const int x A_UNUSED,
+ const int y A_UNUSED,
+ const int w A_UNUSED,
+ const int h A_UNUSED) const
+{
+}
+
+void SafeOpenGLGraphics::calcImagePattern(ImageCollection *const vert A_UNUSED,
+ const Image *const image A_UNUSED,
+ const int x A_UNUSED,
+ const int y A_UNUSED,
+ const int w A_UNUSED,
+ const int h A_UNUSED) const
+{
+}
+
+void SafeOpenGLGraphics::drawTile(const ImageVertexes *const vert A_UNUSED)
+{
+}
+
+void SafeOpenGLGraphics::drawTile(const ImageCollection *const
+ vertCol A_UNUSED)
+{
+}
+
+void SafeOpenGLGraphics::updateScreen()
+{
+ BLOCK_START("Graphics::updateScreen")
+ glFlush();
+ glFinish();
+#ifdef USE_SDL2
+ SDL_GL_SwapWindow(mWindow);
+#else
+ SDL_GL_SwapBuffers();
+#endif
+ BLOCK_END("Graphics::updateScreen")
+}
+
+bool SafeOpenGLGraphics::calcWindow(ImageCollection *const vertCol A_UNUSED,
+ const int x A_UNUSED, const int y A_UNUSED,
+ const int w A_UNUSED, const int h A_UNUSED,
+ const ImageRect &imgRect A_UNUSED)
+{
+ return false;
+}
+
+void SafeOpenGLGraphics::_beginDraw()
+{
+ glMatrixMode(GL_TEXTURE);
+ glLoadIdentity();
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+
+ glOrtho(0.0, static_cast<double>(mRect.w),
+ static_cast<double>(mRect.h), 0.0, -1.0, 1.0);
+
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+
+ glEnable(GL_SCISSOR_TEST);
+ glDisable(GL_DITHER);
+ glDisable(GL_LIGHTING);
+ glDisable(GL_DEPTH_TEST);
+ glDisable(GL_FOG);
+ glDisable(GL_COLOR_LOGIC_OP);
+ glDisable(GL_COLOR_MATERIAL);
+ glDisable(GL_STENCIL_TEST);
+
+ glShadeModel(GL_FLAT);
+
+ glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+
+ pushClipArea(gcn::Rectangle(0, 0, mRect.w, mRect.h));
+}
+
+void SafeOpenGLGraphics::_endDraw()
+{
+ popClipArea();
+}
+
+void SafeOpenGLGraphics::prepareScreenshot()
+{
+ if (config.getBoolValue("usefbo"))
+ graphicsManager.createFBO(mRect.w, mRect.h, &mFbo);
+}
+
+SDL_Surface* SafeOpenGLGraphics::getScreenshot()
+{
+ const int h = mRect.h;
+ const int w = mRect.w - (mRect.w % 4);
+ GLint pack = 1;
+
+ SDL_Surface *const screenshot = MSDL_CreateRGBSurface(
+ SDL_SWSURFACE, w, h, 24, 0xff0000, 0x00ff00, 0x0000ff, 0x000000);
+
+ if (!screenshot)
+ return nullptr;
+
+ if (SDL_MUSTLOCK(screenshot))
+ SDL_LockSurface(screenshot);
+
+ // Grap the pixel buffer and write it to the SDL surface
+ glGetIntegerv(GL_PACK_ALIGNMENT, &pack);
+ glPixelStorei(GL_PACK_ALIGNMENT, 1);
+ glReadPixels(0, 0, w, h, GL_RGB, GL_UNSIGNED_BYTE, screenshot->pixels);
+
+ // Flip the screenshot, as OpenGL has 0,0 in bottom left
+ unsigned int lineSize = 3 * w;
+ GLubyte* buf = static_cast<GLubyte*>(malloc(lineSize));
+
+ const int h2 = h / 2;
+ for (int i = 0; i < h2; i++)
+ {
+ GLubyte *const top = static_cast<GLubyte*>(
+ screenshot->pixels) + lineSize * i;
+ GLubyte *const bot = static_cast<GLubyte*>(
+ screenshot->pixels) + lineSize * (h - 1 - i);
+
+ memcpy(buf, top, lineSize);
+ memcpy(top, bot, lineSize);
+ memcpy(bot, buf, lineSize);
+ }
+
+ free(buf);
+
+ if (config.getBoolValue("usefbo"))
+ graphicsManager.deleteFBO(&mFbo);
+
+ glPixelStorei(GL_PACK_ALIGNMENT, pack);
+
+ if (SDL_MUSTLOCK(screenshot))
+ SDL_UnlockSurface(screenshot);
+
+ return screenshot;
+}
+
+bool SafeOpenGLGraphics::pushClipArea(gcn::Rectangle area)
+{
+ int transX = 0;
+ int transY = 0;
+
+ if (!mClipStack.empty())
+ {
+ const gcn::ClipRectangle &clipArea = mClipStack.top();
+ transX = -clipArea.xOffset;
+ transY = -clipArea.yOffset;
+ }
+
+ const bool result = gcn::Graphics::pushClipArea(area);
+
+ const gcn::ClipRectangle &clipArea = mClipStack.top();
+
+ glPushMatrix();
+ glTranslatef(static_cast<GLfloat>(transX + clipArea.xOffset),
+ static_cast<GLfloat>(transY + clipArea.yOffset), 0);
+ glScissor(clipArea.x, mRect.h - clipArea.y - clipArea.height,
+ clipArea.width, clipArea.height);
+
+ return result;
+}
+
+void SafeOpenGLGraphics::popClipArea()
+{
+ gcn::Graphics::popClipArea();
+
+ if (mClipStack.empty())
+ return;
+
+ glPopMatrix();
+ const gcn::ClipRectangle &clipArea = mClipStack.top();
+ glScissor(clipArea.x, mRect.h - clipArea.y - clipArea.height,
+ clipArea.width, clipArea.height);
+}
+
+void SafeOpenGLGraphics::drawPoint(int x, int y)
+{
+ setTexturingAndBlending(false);
+ restoreColor();
+
+ glBegin(GL_POINTS);
+ glVertex2i(x, y);
+ glEnd();
+}
+
+void SafeOpenGLGraphics::drawLine(int x1, int y1, int x2, int y2)
+{
+ setTexturingAndBlending(false);
+ restoreColor();
+
+ glBegin(GL_LINES);
+ glVertex2f(static_cast<float>(x1) + 0.5f, static_cast<float>(y1) + 0.5f);
+ glVertex2f(static_cast<float>(x2) + 0.5f, static_cast<float>(y2) + 0.5f);
+ glEnd();
+
+ glBegin(GL_POINTS);
+ glVertex2f(static_cast<float>(x2) + 0.5f, static_cast<float>(y2) + 0.5f);
+ glEnd();
+}
+
+void SafeOpenGLGraphics::drawRectangle(const gcn::Rectangle& rect)
+{
+ drawRectangle(rect, false);
+}
+
+void SafeOpenGLGraphics::fillRectangle(const gcn::Rectangle& rect)
+{
+ drawRectangle(rect, true);
+}
+
+void SafeOpenGLGraphics::setTargetPlane(int width A_UNUSED,
+ int height A_UNUSED)
+{
+}
+
+void SafeOpenGLGraphics::setTexturingAndBlending(const bool enable)
+{
+ if (enable)
+ {
+ if (!mTexture)
+ {
+ glEnable(OpenGLImageHelper::mTextureType);
+ mTexture = true;
+ }
+
+ if (!mAlpha)
+ {
+ glEnable(GL_BLEND);
+ mAlpha = true;
+ }
+ }
+ else
+ {
+ mLastImage = 0;
+ if (mAlpha && !mColorAlpha)
+ {
+ glDisable(GL_BLEND);
+ mAlpha = false;
+ }
+ else if (!mAlpha && mColorAlpha)
+ {
+ glEnable(GL_BLEND);
+ mAlpha = true;
+ }
+
+ if (mTexture)
+ {
+ glDisable(OpenGLImageHelper::mTextureType);
+ mTexture = false;
+ }
+ }
+}
+
+void SafeOpenGLGraphics::drawRectangle(const gcn::Rectangle& rect,
+ const bool filled)
+{
+ BLOCK_START("Graphics::drawRectangle")
+ const float offset = filled ? 0 : 0.5f;
+
+ setTexturingAndBlending(false);
+ restoreColor();
+
+ glBegin(filled ? GL_QUADS : GL_LINE_LOOP);
+ glVertex2f(static_cast<float>(rect.x) + offset,
+ static_cast<float>(rect.y) + offset);
+ glVertex2f(static_cast<float>(rect.x + rect.width) - offset,
+ static_cast<float>(rect.y) + offset);
+ glVertex2f(static_cast<float>(rect.x + rect.width) - offset,
+ static_cast<float>(rect.y + rect.height) - offset);
+ glVertex2f(static_cast<float>(rect.x) + offset,
+ static_cast<float>(rect.y + rect.height) - offset);
+ glEnd();
+ BLOCK_END("Graphics::drawRectangle")
+}
+
+void SafeOpenGLGraphics::bindTexture(const GLenum target, const GLuint texture)
+{
+ if (mLastImage != texture)
+ {
+ mLastImage = texture;
+ glBindTexture(target, texture);
+ }
+}
+
+void SafeOpenGLGraphics::setColorAlpha(const float alpha)
+{
+ if (!mIsByteColor && mFloatColor == alpha)
+ return;
+
+ glColor4f(1.0f, 1.0f, 1.0f, alpha);
+ mIsByteColor = false;
+ mFloatColor = alpha;
+}
+
+void SafeOpenGLGraphics::restoreColor()
+{
+ if (mIsByteColor && mByteColor == mColor)
+ return;
+
+ glColor4ub(static_cast<GLubyte>(mColor.r),
+ static_cast<GLubyte>(mColor.g),
+ static_cast<GLubyte>(mColor.b),
+ static_cast<GLubyte>(mColor.a));
+ mIsByteColor = true;
+ mByteColor = mColor;
+}
+
+#endif // USE_OPENGL
diff --git a/src/render/safeopenglgraphics.h b/src/render/safeopenglgraphics.h
new file mode 100644
index 000000000..2c31bb696
--- /dev/null
+++ b/src/render/safeopenglgraphics.h
@@ -0,0 +1,183 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2013 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef SAFEOPENGLGRAPHICS_H
+#define SAFEOPENGLGRAPHICS_H
+
+#include "main.h"
+#if defined USE_OPENGL && !defined ANDROID
+
+#include "render/graphics.h"
+
+#include "resources/fboinfo.h"
+
+#ifdef ANDROID
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+#else
+#ifndef USE_SDL2
+#define GL_GLEXT_PROTOTYPES 1
+#endif
+#include <SDL_opengl.h>
+#include <GL/glext.h>
+#endif
+
+class SafeOpenGLGraphics final : public Graphics
+{
+ public:
+ SafeOpenGLGraphics();
+
+ A_DELETE_COPY(SafeOpenGLGraphics)
+
+ ~SafeOpenGLGraphics();
+
+ bool setVideoMode(const int w, const int h, const int bpp,
+ const bool fs, const bool hwaccel,
+ const bool resize, const bool noFrame) override;
+
+ /**
+ * Draws a resclaled version of the image
+ */
+ bool drawRescaledImage(const Image *const image, int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth, const int desiredHeight,
+ const bool useColor) override;
+
+ /**
+ * Used to get the smooth rescale option over the standard function.
+ */
+ bool drawRescaledImage(const Image *const image, int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth, const int desiredHeight,
+ const bool useColor, bool smooth);
+
+ void drawImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h) override;
+
+ /**
+ * Draw a pattern based on a rescaled version of the given image...
+ */
+ void drawRescaledImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h,
+ const int scaledWidth,
+ const int scaledHeight) override;
+
+ void calcTile(ImageVertexes *const vert, const Image *const image,
+ int x, int y) const override;
+
+ void calcTile(ImageCollection *const vertCol,
+ const Image *const image, int x, int y) override;
+
+ void calcImagePattern(ImageVertexes *const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const;
+
+ void calcImagePattern(ImageCollection *const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const;
+
+ void drawTile(const ImageVertexes *const vert) override;
+
+ void drawTile(const ImageCollection *const vertCol) override;
+
+ void updateScreen() override;
+
+ bool calcWindow(ImageCollection *const vertCol,
+ const int x, const int y,
+ const int w, const int h,
+ const ImageRect &imgRect);
+
+ void _beginDraw();
+
+ void _endDraw();
+
+ bool pushClipArea(gcn::Rectangle area);
+
+ void popClipArea();
+
+ void setColor(const gcn::Color &color)
+ {
+ mColor = color;
+ mColor2 = color;
+ mColorAlpha = (color.a != 255);
+ }
+
+ void setColorAll(const gcn::Color &color, const gcn::Color &color2)
+ {
+ mColor = color;
+ mColor2 = color2;
+ mColorAlpha = (color.a != 255);
+ }
+
+ void drawPoint(int x, int y);
+
+ void drawLine(int x1, int y1, int x2, int y2);
+
+ void drawRectangle(const gcn::Rectangle &rect, const bool filled);
+
+ void drawRectangle(const gcn::Rectangle &rect);
+
+ void fillRectangle(const gcn::Rectangle &rect) override;
+
+ void setTargetPlane(int width, int height);
+
+ /**
+ * Takes a screenshot and returns it as SDL surface.
+ */
+ SDL_Surface *getScreenshot() override A_WARN_UNUSED;
+
+ void prepareScreenshot() override;
+
+ static void bindTexture(const GLenum target, const GLuint texture);
+
+ static GLuint mLastImage;
+
+ protected:
+ bool drawImage2(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const bool useColor);
+
+ void setTexturingAndBlending(const bool enable);
+
+ private:
+ void inline setColorAlpha(float alpha);
+
+ void inline restoreColor();
+
+ bool mTexture;
+ bool mIsByteColor;
+ gcn::Color mByteColor;
+ float mFloatColor;
+ bool mColorAlpha;
+ FBOInfo mFbo;
+};
+#endif
+
+#endif // SAFEOPENGLGRAPHICS_H
diff --git a/src/render/sdl2graphics.cpp b/src/render/sdl2graphics.cpp
new file mode 100644
index 000000000..218f2cad7
--- /dev/null
+++ b/src/render/sdl2graphics.cpp
@@ -0,0 +1,641 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2013 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifdef USE_SDL2
+
+#include "render/sdl2graphics.h"
+
+#include "main.h"
+
+#include "configuration.h"
+#include "graphicsmanager.h"
+#include "graphicsvertexes.h"
+#include "logger.h"
+
+#include "resources/imagehelper.h"
+#include "resources/sdl2imagehelper.h"
+
+#include <guichan/sdl/sdlpixel.hpp>
+
+#include "utils/sdlcheckutils.h"
+
+#include <SDL.h>
+
+#include "debug.h"
+
+#ifdef DEBUG_SDL_SURFACES
+
+#define MSDL_RenderCopy(render, texture, src, dst) \
+ FakeSDL_RenderCopy(render, texture, src, dst)
+
+static int FakeSDL_RenderCopy(SDL_Renderer *const renderer,
+ SDL_Texture *const texture,
+ const SDL_Rect *const srcrect,
+ const SDL_Rect *const dstrect)
+{
+ int ret = SDL_RenderCopy(renderer, texture, srcrect, dstrect);
+ if (ret)
+ {
+ logger->log("rendering error in texture %p: %s",
+ static_cast<void*>(texture), SDL_GetError());
+ }
+ return ret;
+}
+
+#else
+
+#define MSDL_RenderCopy(render, texture, src, dst) \
+ SDL_RenderCopy(render, texture, src, dst)
+
+#endif
+
+SDLGraphics::SDLGraphics() :
+ Graphics(),
+ mOldPixel(0),
+ mOldAlpha(0)
+{
+}
+
+SDLGraphics::~SDLGraphics()
+{
+}
+
+bool SDLGraphics::drawRescaledImage(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth,
+ const int desiredHeight,
+ const bool useColor A_UNUSED)
+{
+ FUNC_BLOCK("Graphics::drawRescaledImage", 1)
+ // Check that preconditions for blitting are met.
+ if (!mWindow || !image)
+ return false;
+ if (!image->mTexture)
+ return false;
+
+ const gcn::ClipRectangle &top = mClipStack.top();
+ const SDL_Rect &bounds = image->mBounds;
+ const SDL_Rect srcRect =
+ {
+ static_cast<int32_t>(srcX + bounds.x),
+ static_cast<int32_t>(srcY + bounds.y),
+ static_cast<int32_t>(width),
+ static_cast<int32_t>(height)
+ };
+ const SDL_Rect dstRect =
+ {
+ static_cast<int32_t>(dstX + top.xOffset),
+ static_cast<int32_t>(dstY + top.yOffset),
+ static_cast<int32_t>(desiredWidth),
+ static_cast<int32_t>(desiredHeight)
+ };
+
+ return (MSDL_RenderCopy(mRenderer, image->mTexture,
+ &srcRect, &dstRect) < 0);
+}
+
+bool SDLGraphics::drawImage2(const Image *const image, int srcX, int srcY,
+ int dstX, int dstY, const int width,
+ const int height, const bool useColor A_UNUSED)
+{
+ FUNC_BLOCK("Graphics::drawImage2", 1)
+ // Check that preconditions for blitting are met.
+ if (!mWindow || !image || !image->mTexture)
+ return false;
+
+ const gcn::ClipRectangle &top = mClipStack.top();
+ if (!top.height)
+ return false;
+
+ const SDL_Rect &bounds = image->mBounds;
+ const SDL_Rect srcRect =
+ {
+ static_cast<int32_t>(srcX + bounds.x),
+ static_cast<int32_t>(srcY + bounds.y),
+ static_cast<int32_t>(width),
+ static_cast<int32_t>(height)
+ };
+
+ const SDL_Rect dstRect =
+ {
+ static_cast<int32_t>(dstX + top.xOffset),
+ static_cast<int32_t>(dstY + top.yOffset),
+ static_cast<int32_t>(width),
+ static_cast<int32_t>(height)
+ };
+
+ return !MSDL_RenderCopy(mRenderer, image->mTexture, &srcRect, &dstRect);
+}
+
+void SDLGraphics::drawImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h)
+{
+ FUNC_BLOCK("Graphics::drawImagePattern", 1)
+ // Check that preconditions for blitting are met.
+ if (!mWindow || !image)
+ return;
+ if (!image->mTexture)
+ return;
+
+ const gcn::ClipRectangle &top = mClipStack.top();
+ if (!top.height)
+ return;
+
+ const SDL_Rect &bounds = image->mBounds;
+ const int iw = bounds.w;
+ const int ih = bounds.h;
+ if (iw == 0 || ih == 0)
+ return;
+
+ const int xOffset = top.xOffset + x;
+ const int yOffset = top.yOffset + y;
+
+ SDL_Rect dstRect;
+ SDL_Rect srcRect;
+ srcRect.x = static_cast<int32_t>(bounds.x);
+ srcRect.y = static_cast<int32_t>(bounds.y);
+ for (int py = 0; py < h; py += ih)
+ {
+ const int dh = (py + ih >= h) ? h - py : ih;
+ dstRect.y = static_cast<int32_t>(py + yOffset);
+ srcRect.h = static_cast<int32_t>(dh);
+ dstRect.h = static_cast<int32_t>(dh);
+
+ for (int px = 0; px < w; px += iw)
+ {
+ const int dw = (px + iw >= w) ? w - px : iw;
+ dstRect.x = static_cast<int32_t>(px + xOffset);
+ srcRect.w = static_cast<int32_t>(dw);
+ dstRect.w = static_cast<int32_t>(dw);
+
+ MSDL_RenderCopy(mRenderer, image->mTexture, &srcRect, &dstRect);
+ }
+ }
+}
+
+void SDLGraphics::drawRescaledImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h,
+ const int scaledWidth,
+ const int scaledHeight)
+{
+ // Check that preconditions for blitting are met.
+ if (!mWindow || !image)
+ return;
+ if (!image->mTexture)
+ return;
+
+ if (scaledHeight == 0 || scaledWidth == 0)
+ return;
+
+ const gcn::ClipRectangle &top = mClipStack.top();
+ if (!top.height)
+ return;
+
+ Image *const tmpImage = image->SDLgetScaledImage(
+ scaledWidth, scaledHeight);
+ if (!tmpImage)
+ return;
+
+ const SDL_Rect &bounds = tmpImage->mBounds;
+ const int iw = bounds.w;
+ const int ih = bounds.h;
+ if (iw == 0 || ih == 0)
+ return;
+
+ const int xOffset = top.xOffset + x;
+ const int yOffset = top.yOffset + y;
+
+ SDL_Rect dstRect;
+ SDL_Rect srcRect;
+ srcRect.x = static_cast<int32_t>(bounds.x);
+ srcRect.y = static_cast<int32_t>(bounds.y);
+ for (int py = 0; py < h; py += ih)
+ {
+ const int dh = (py + ih >= h) ? h - py : ih;
+ dstRect.y = static_cast<int32_t>(py + yOffset);
+ srcRect.h = static_cast<int32_t>(dh);
+ dstRect.h = static_cast<int32_t>(dh);
+
+ for (int px = 0; px < w; px += iw)
+ {
+ const int dw = (px + iw >= w) ? w - px : iw;
+ dstRect.x = static_cast<int32_t>(px + xOffset);
+ srcRect.w = static_cast<int32_t>(dw);
+ dstRect.w = static_cast<int32_t>(dw);
+
+ MSDL_RenderCopy(mRenderer, image->mTexture, &srcRect, &dstRect);
+ }
+ }
+
+ delete tmpImage;
+}
+
+void SDLGraphics::calcImagePattern(ImageVertexes* const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const
+{
+ // Check that preconditions for blitting are met.
+ if (!vert || !mWindow || !image || !image->mTexture)
+ return;
+
+ const gcn::ClipRectangle &top = mClipStack.top();
+ if (!top.height)
+ return;
+
+ const SDL_Rect &bounds = image->mBounds;
+ const int iw = bounds.w;
+ const int ih = bounds.h;
+ if (iw == 0 || ih == 0)
+ return;
+
+ const int xOffset = top.xOffset + x;
+ const int yOffset = top.yOffset + y;
+ const int srcX = bounds.x;
+ const int srcY = bounds.y;
+ for (int py = 0; py < h; py += ih)
+ {
+ const int dh = (py + ih >= h) ? h - py : ih;
+ const int dstY = py + yOffset;
+
+ for (int px = 0; px < w; px += iw)
+ {
+ const int dw = (px + iw >= w) ? w - px : iw;
+ const int dstX = px + xOffset;
+
+ DoubleRect *const r = new DoubleRect();
+ SDL_Rect &dstRect = r->dst;
+ SDL_Rect &srcRect = r->src;
+ srcRect.x = static_cast<int32_t>(srcX);
+ srcRect.y = static_cast<int32_t>(srcY);
+ srcRect.w = static_cast<int32_t>(dw);
+ srcRect.h = static_cast<int32_t>(dh);
+ dstRect.x = static_cast<int32_t>(dstX);
+ dstRect.y = static_cast<int32_t>(dstY);
+ dstRect.w = static_cast<int32_t>(dw);
+ dstRect.h = static_cast<int32_t>(dh);
+
+ vert->sdl.push_back(r);
+ }
+ }
+}
+
+void SDLGraphics::calcImagePattern(ImageCollection* const vertCol,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const
+{
+ ImageVertexes *vert = nullptr;
+ if (vertCol->currentImage != image)
+ {
+ vert = new ImageVertexes();
+ vertCol->currentImage = image;
+ vertCol->currentVert = vert;
+ vert->image = image;
+ vertCol->draws.push_back(vert);
+ }
+ else
+ {
+ vert = vertCol->currentVert;
+ }
+
+ calcImagePattern(vert, image, x, y, w, h);
+}
+
+void SDLGraphics::calcTile(ImageVertexes *const vert,
+ const Image *const image,
+ int x, int y) const
+{
+ vert->image = image;
+ calcTileSDL(vert, x, y);
+}
+
+void SDLGraphics::calcTileSDL(ImageVertexes *const vert, int x, int y) const
+{
+ // Check that preconditions for blitting are met.
+ if (!vert || !vert->image || !vert->image->mTexture)
+ return;
+
+ const gcn::ClipRectangle &top = mClipStack.top();
+ if (!top.height)
+ return;
+
+ const Image *const image = vert->image;
+ const SDL_Rect &bounds = image->mBounds;
+
+ x += top.xOffset;
+ y += top.yOffset;
+
+ DoubleRect *rect = new DoubleRect();
+ SDL_Rect &dstRect = rect->dst;
+ SDL_Rect &srcRect = rect->src;
+
+ srcRect.x = static_cast<int32_t>(bounds.x);
+ srcRect.y = static_cast<int32_t>(bounds.y);
+ srcRect.w = static_cast<int32_t>(bounds.w);
+ srcRect.h = static_cast<int32_t>(bounds.h);
+ dstRect.x = static_cast<int32_t>(x);
+ dstRect.y = static_cast<int32_t>(y);
+ dstRect.w = static_cast<int32_t>(bounds.w);
+ dstRect.h = static_cast<int32_t>(bounds.h);
+
+ vert->sdl.push_back(rect);
+}
+
+void SDLGraphics::calcTile(ImageCollection *const vertCol,
+ const Image *const image,
+ int x, int y)
+{
+ if (vertCol->currentImage != image)
+ {
+ ImageVertexes *const vert = new ImageVertexes();
+ vertCol->currentImage = image;
+ vertCol->currentVert = vert;
+ vert->image = image;
+ vertCol->draws.push_back(vert);
+ calcTileSDL(vert, x, y);
+ }
+ else
+ {
+ calcTileSDL(vertCol->currentVert, x, y);
+ }
+}
+
+void SDLGraphics::drawTile(const ImageCollection *const vertCol)
+{
+ const ImageVertexesVector &draws = vertCol->draws;
+ const ImageCollectionCIter it_end = draws.end();
+ for (ImageCollectionCIter it = draws.begin(); it != it_end; ++ it)
+ {
+ const ImageVertexes *const vert = *it;
+ const Image *const img = vert->image;
+ const DoubleRects *const rects = &vert->sdl;
+ DoubleRects::const_iterator it2 = rects->begin();
+ const DoubleRects::const_iterator it2_end = rects->end();
+ while (it2 != it2_end)
+ {
+ MSDL_RenderCopy(mRenderer, img->mTexture,
+ &(*it2)->src, &(*it2)->dst);
+ ++ it2;
+ }
+ }
+}
+
+void SDLGraphics::drawTile(const ImageVertexes *const vert)
+{
+ // vert and img must be != 0
+ const Image *const img = vert->image;
+ const DoubleRects *const rects = &vert->sdl;
+ DoubleRects::const_iterator it = rects->begin();
+ const DoubleRects::const_iterator it_end = rects->end();
+ while (it != it_end)
+ {
+ MSDL_RenderCopy(mRenderer, img->mTexture, &(*it)->src, &(*it)->dst);
+ ++ it;
+ }
+}
+
+void SDLGraphics::updateScreen()
+{
+ BLOCK_START("Graphics::updateScreen")
+ SDL_RenderPresent(mRenderer);
+// SDL_RenderClear(mRenderer);
+ BLOCK_END("Graphics::updateScreen")
+}
+
+SDL_Surface *SDLGraphics::getScreenshot()
+{
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ const int rmask = 0xff000000;
+ const int gmask = 0x00ff0000;
+ const int bmask = 0x0000ff00;
+#else
+ const int rmask = 0x000000ff;
+ const int gmask = 0x0000ff00;
+ const int bmask = 0x00ff0000;
+#endif
+ const int amask = 0x00000000;
+
+ SDL_Surface *const screenshot = MSDL_CreateRGBSurface(SDL_SWSURFACE,
+ mRect.w, mRect.h, 24, rmask, gmask, bmask, amask);
+
+// if (screenshot)
+// SDL_BlitSurface(mWindow, nullptr, screenshot, nullptr);
+
+ return screenshot;
+}
+
+bool SDLGraphics::drawNet(const int x1, const int y1,
+ const int x2, const int y2,
+ const int width, const int height)
+{
+ // +++ need use SDL_RenderDrawLines
+ for (int y = y1; y < y2; y += height)
+ drawLine(x1, y, x2, y);
+
+ for (int x = x1; x < x2; x += width)
+ drawLine(x, y1, x, y2);
+
+ return true;
+}
+
+bool SDLGraphics::calcWindow(ImageCollection *const vertCol,
+ const int x, const int y,
+ const int w, const int h,
+ const ImageRect &imgRect)
+{
+ ImageVertexes *vert = nullptr;
+ Image *const image = imgRect.grid[4];
+ if (vertCol->currentImage != image)
+ {
+ vert = new ImageVertexes();
+ vertCol->currentImage = image;
+ vertCol->currentVert = vert;
+ vert->image = image;
+ vertCol->draws.push_back(vert);
+ }
+ else
+ {
+ vert = vertCol->currentVert;
+ }
+
+ const Image *const *const grid = &imgRect.grid[0];
+ return calcImageRect(vert, x, y, w, h,
+ grid[0], grid[2], grid[6], grid[8],
+ grid[1], grid[5], grid[7], grid[3],
+ grid[4]);
+}
+
+void SDLGraphics::fillRectangle(const gcn::Rectangle &rectangle)
+{
+ const gcn::ClipRectangle &top = mClipStack.top();
+ const SDL_Rect rect =
+ {
+ static_cast<int32_t>(rectangle.x + top.xOffset),
+ static_cast<int32_t>(rectangle.y + top.yOffset),
+ static_cast<int32_t>(rectangle.width),
+ static_cast<int32_t>(rectangle.height)
+ };
+
+ SDL_SetRenderDrawColor(mRenderer, mColor.r, mColor.g, mColor.b, mColor.a);
+ SDL_RenderFillRects(mRenderer, &rect, 1);
+}
+
+void SDLGraphics::_beginDraw()
+{
+ pushClipArea(gcn::Rectangle(0, 0, mRect.w, mRect.h));
+}
+
+void SDLGraphics::_endDraw()
+{
+ popClipArea();
+}
+
+bool SDLGraphics::pushClipArea(gcn::Rectangle area)
+{
+ const bool result = gcn::Graphics::pushClipArea(area);
+
+ const gcn::ClipRectangle &carea = mClipStack.top();
+ const SDL_Rect rect =
+ {
+ static_cast<int32_t>(carea.x),
+ static_cast<int32_t>(carea.y),
+ static_cast<int32_t>(carea.width),
+ static_cast<int32_t>(carea.height)
+ };
+ SDL_RenderSetClipRect(mRenderer, &rect);
+ return result;
+}
+
+void SDLGraphics::popClipArea()
+{
+ gcn::Graphics::popClipArea();
+
+ if (mClipStack.empty())
+ return;
+
+ const gcn::ClipRectangle &carea = mClipStack.top();
+ const SDL_Rect rect =
+ {
+ static_cast<int32_t>(carea.x),
+ static_cast<int32_t>(carea.y),
+ static_cast<int32_t>(carea.width),
+ static_cast<int32_t>(carea.height)
+ };
+
+ SDL_RenderSetClipRect(mRenderer, &rect);
+}
+
+void SDLGraphics::drawPoint(int x, int y)
+{
+ if (mClipStack.empty())
+ return;
+
+ const gcn::ClipRectangle &top = mClipStack.top();
+
+ x += top.xOffset;
+ y += top.yOffset;
+
+ if (!top.isPointInRect(x, y))
+ return;
+
+ SDL_SetRenderDrawColor(mRenderer, mColor.r, mColor.g, mColor.b, mColor.a);
+ const SDL_Point point =
+ {
+ x,
+ y
+ };
+
+ SDL_RenderDrawPoints(mRenderer, &point, 1);
+}
+
+
+void SDLGraphics::drawRectangle(const gcn::Rectangle &rectangle)
+{
+ const gcn::ClipRectangle &top = mClipStack.top();
+
+ SDL_SetRenderDrawColor(mRenderer, mColor.r, mColor.g, mColor.b, mColor.a);
+
+ const int x1 = rectangle.x + top.xOffset;
+ const int y1 = rectangle.y + top.yOffset;
+ const int x2 = x1 + rectangle.width - 1;
+ const int y2 = y1 + rectangle.height - 1;
+ SDL_Point points[] =
+ {
+ {x1, y1},
+ {x2, y1},
+ {x2, y2},
+ {x1, y2},
+ {x1, y1}
+ };
+
+ SDL_RenderDrawLines(mRenderer, points, 5);
+}
+
+void SDLGraphics::drawLine(int x1, int y1, int x2, int y2)
+{
+ const gcn::ClipRectangle &top = mClipStack.top();
+
+ SDL_SetRenderDrawColor(mRenderer, mColor.r, mColor.g, mColor.b, mColor.a);
+
+ const int x0 = top.xOffset;
+ const int y0 = top.yOffset;
+
+ SDL_Point points[] =
+ {
+ {x1 + x0, y1 + y0},
+ {x2 + x0, y2 + y0}
+ };
+
+ SDL_RenderDrawLines(mRenderer, points, 2);
+}
+
+bool SDLGraphics::setVideoMode(const int w, const int h, const int bpp,
+ const bool fs, const bool hwaccel,
+ const bool resize, const bool noFrame)
+{
+ setMainFlags(w, h, bpp, fs, hwaccel, resize, noFrame);
+
+ if (!(mWindow = graphicsManager.createWindow(w, h, bpp,
+ getSoftwareFlags())))
+ {
+ mRect.w = 0;
+ mRect.h = 0;
+ return false;
+ }
+
+ int w1 = 0;
+ int h1 = 0;
+ SDL_GetWindowSize(mWindow, &w1, &h1);
+ mRect.w = w1;
+ mRect.h = h1;
+
+ mRenderer = graphicsManager.createRenderer(mWindow, SDL_RENDERER_SOFTWARE);
+ SDLImageHelper::setRenderer(mRenderer);
+ return videoInfo();
+}
+
+#endif // USE_SDL2
diff --git a/src/render/sdl2graphics.h b/src/render/sdl2graphics.h
new file mode 100644
index 000000000..f3835e904
--- /dev/null
+++ b/src/render/sdl2graphics.h
@@ -0,0 +1,143 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2013 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef SDL2GRAPHICS_H
+#define SDL2GRAPHICS_H
+
+#ifdef USE_SDL2
+
+#include "render/graphics.h"
+
+#include "localconsts.h"
+
+class Image;
+class ImageCollection;
+class ImageVertexes;
+class MapLayer;
+
+struct SDL_Surface;
+
+/**
+ * A central point of control for graphics.
+ */
+class SDLGraphics : public Graphics
+{
+ public:
+ /**
+ * Constructor.
+ */
+ SDLGraphics();
+
+ A_DELETE_COPY(SDLGraphics)
+
+ /**
+ * Destructor.
+ */
+ virtual ~SDLGraphics();
+
+ void _beginDraw();
+
+ void _endDraw();
+
+ bool pushClipArea(gcn::Rectangle rect);
+
+ void popClipArea();
+
+ virtual bool drawRescaledImage(const Image *const image, int srcX,
+ int srcY, int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth,
+ const int desiredHeight,
+ const bool useColor = false);
+
+ virtual void drawImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h);
+
+ virtual void drawRescaledImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h,
+ const int scaledWidth,
+ const int scaledHeight);
+
+ virtual void calcImagePattern(ImageVertexes *const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const;
+
+ virtual void calcImagePattern(ImageCollection *const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const;
+
+ virtual void calcTile(ImageVertexes *const vert,
+ const Image *const image, int x, int y) const;
+
+ virtual void calcTileSDL(ImageVertexes *const vert,
+ int x, int y) const;
+
+ virtual void calcTile(ImageCollection *const vertCol,
+ const Image *const image,
+ int x, int y);
+
+ virtual void drawTile(const ImageVertexes *const vert);
+
+ virtual void drawTile(const ImageCollection *const vertCol);
+
+ virtual void updateScreen();
+
+ virtual SDL_Surface *getScreenshot() A_WARN_UNUSED;
+
+ virtual bool drawNet(const int x1, const int y1,
+ const int x2, const int y2,
+ const int width, const int height);
+
+ virtual bool calcWindow(ImageCollection *const vertCol,
+ const int x, const int y,
+ const int w, const int h,
+ const ImageRect &imgRect);
+
+ void fillRectangle(const gcn::Rectangle &rect) override;
+
+ void drawRectangle(const gcn::Rectangle &rect) override;
+
+ void drawPoint(int x, int y) override;
+
+ void drawLine(int x1, int y1, int x2, int y2) override;
+
+ bool setVideoMode(const int w, const int h, const int bpp,
+ const bool fs, const bool hwaccel,
+ const bool resize, const bool noFrame);
+
+ protected:
+ virtual bool drawImage2(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const bool useColor);
+
+ uint32_t mOldPixel;
+ int mOldAlpha;
+};
+
+#endif // USE_SDL2
+#endif // SDL2GRAPHICS_H
diff --git a/src/render/sdlgraphics.cpp b/src/render/sdlgraphics.cpp
new file mode 100644
index 000000000..9c410db8d
--- /dev/null
+++ b/src/render/sdlgraphics.cpp
@@ -0,0 +1,1272 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2013 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef USE_SDL2
+
+#include "render/sdlgraphics.h"
+
+#include "main.h"
+
+#include "configuration.h"
+#include "graphicsmanager.h"
+#include "graphicsvertexes.h"
+#include "logger.h"
+
+#include "resources/imagehelper.h"
+
+#include "utils/sdlcheckutils.h"
+
+#include <guichan/sdl/sdlpixel.hpp>
+
+#include "debug.h"
+
+#if SDL_BYTEORDER == SDL_LIL_ENDIAN
+static unsigned int *cR = nullptr;
+static unsigned int *cG = nullptr;
+static unsigned int *cB = nullptr;
+#endif
+
+SDLGraphics::SDLGraphics() :
+ Graphics(),
+ mOldPixel(0),
+ mOldAlpha(0)
+{
+}
+
+SDLGraphics::~SDLGraphics()
+{
+}
+
+bool SDLGraphics::drawRescaledImage(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth,
+ const int desiredHeight,
+ const bool useColor A_UNUSED)
+{
+ FUNC_BLOCK("Graphics::drawRescaledImage", 1)
+ // Check that preconditions for blitting are met.
+ if (!mWindow || !image)
+ return false;
+ if (!image->mSDLSurface)
+ return false;
+
+ Image *const tmpImage = image->SDLgetScaledImage(
+ desiredWidth, desiredHeight);
+
+ if (!tmpImage)
+ return false;
+ if (!tmpImage->mSDLSurface)
+ return false;
+
+ const gcn::ClipRectangle &top = mClipStack.top();
+ const SDL_Rect &bounds = image->mBounds;
+
+ SDL_Rect srcRect =
+ {
+ static_cast<int16_t>(srcX + bounds.x),
+ static_cast<int16_t>(srcY + bounds.y),
+ static_cast<uint16_t>(width),
+ static_cast<uint16_t>(height)
+ };
+
+ SDL_Rect dstRect =
+ {
+ static_cast<int16_t>(dstX + top.xOffset),
+ static_cast<int16_t>(dstY + top.yOffset),
+ 0,
+ 0
+ };
+
+ const bool returnValue = !(SDL_BlitSurface(tmpImage->mSDLSurface,
+ &srcRect, mWindow, &dstRect) < 0);
+
+ delete tmpImage;
+
+ return returnValue;
+}
+
+bool SDLGraphics::drawImage2(const Image *const image, int srcX, int srcY,
+ int dstX, int dstY, const int width,
+ const int height, const bool useColor A_UNUSED)
+{
+ FUNC_BLOCK("Graphics::drawImage2", 1)
+ // Check that preconditions for blitting are met.
+ if (!mWindow || !image || !image->mSDLSurface)
+ return false;
+
+ const gcn::ClipRectangle &top = mClipStack.top();
+ const SDL_Rect &bounds = image->mBounds;
+
+
+ SDL_Surface *const src = image->mSDLSurface;
+
+ srcX += bounds.x;
+ srcY += bounds.y;
+ dstX += top.xOffset;
+ dstY += top.yOffset;
+
+ int w = width;
+ int h = height;
+ if (srcX < 0)
+ {
+ w += srcX;
+ dstX -= static_cast<int16_t>(srcX);
+ srcX = 0;
+ }
+ const int maxw = src->w - srcX;
+ if (maxw < w)
+ w = maxw;
+
+ if (srcY < 0)
+ {
+ h += srcY;
+ dstY -= static_cast<int16_t>(srcY);
+ srcY = 0;
+ }
+ const int maxh = src->h - srcY;
+ if (maxh < h)
+ h = maxh;
+
+ const SDL_Rect *const clip = &mWindow->clip_rect;
+ const int clipX = clip->x;
+ const int clipY = clip->y;
+ int dx = clipX - dstX;
+ if (dx > 0)
+ {
+ w -= dx;
+ dstX += static_cast<int16_t>(dx);
+ srcX += dx;
+ }
+ dx = dstX + w - clipX - clip->w;
+ if (dx > 0)
+ w -= dx;
+
+ int dy = clipY - dstY;
+ if (dy > 0)
+ {
+ h -= dy;
+ dstY += static_cast<int16_t>(dy);
+ srcY += dy;
+ }
+ dy = dstY + h - clipY - clip->h;
+ if (dy > 0)
+ h -= dy;
+
+ if (w > 0 && h > 0)
+ {
+ SDL_Rect srcRect =
+ {
+ static_cast<int16_t>(srcX),
+ static_cast<int16_t>(srcY),
+ static_cast<uint16_t>(w),
+ static_cast<uint16_t>(h)
+ };
+
+ SDL_Rect dstRect =
+ {
+ static_cast<int16_t>(dstX),
+ static_cast<int16_t>(dstY),
+ static_cast<uint16_t>(w),
+ static_cast<uint16_t>(h)
+ };
+
+ return SDL_LowerBlit(src, &srcRect, mWindow, &dstRect);
+ }
+ return 0;
+}
+
+void SDLGraphics::drawImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h)
+{
+ FUNC_BLOCK("Graphics::drawImagePattern", 1)
+ // Check that preconditions for blitting are met.
+ if (!mWindow || !image)
+ return;
+ if (!image->mSDLSurface)
+ return;
+
+ const SDL_Rect &bounds = image->mBounds;
+ const int iw = bounds.w;
+ const int ih = bounds.h;
+ if (iw == 0 || ih == 0)
+ return;
+
+ const gcn::ClipRectangle &top = mClipStack.top();
+ const int xOffset = top.xOffset + x;
+ const int yOffset = top.yOffset + y;
+ const int srcX = bounds.x;
+ const int srcY = bounds.y;
+ SDL_Surface *const src = image->mSDLSurface;
+ const SDL_Rect *const clip = &mWindow->clip_rect;
+ const int clipX = clip->x;
+ const int clipY = clip->y;
+
+ for (int py = 0; py < h; py += ih)
+ {
+ const int dh = (py + ih >= h) ? h - py : ih;
+ int dstY = py + yOffset;
+ int y2 = srcY;
+ int h2 = dh;
+ if (y2 < 0)
+ {
+ h2 += y2;
+ dstY -= static_cast<int16_t>(y2);
+ y2 = 0;
+ }
+ const int maxh = src->h - y2;
+ if (maxh < h2)
+ h2 = maxh;
+
+ int dy = clipY - dstY;
+ if (dy > 0)
+ {
+ h2 -= dy;
+ dstY += static_cast<int16_t>(dy);
+ y2 += dy;
+ }
+ dy = dstY + h2 - clipY - clip->h;
+ if (dy > 0)
+ h2 -= dy;
+
+ if (h2 > 0)
+ {
+ for (int px = 0; px < w; px += iw)
+ {
+ const int dw = (px + iw >= w) ? w - px : iw;
+ int dstX = px + xOffset;
+ int x2 = srcX;
+ int w2 = dw;
+ if (x2 < 0)
+ {
+ w2 += x2;
+ dstX -= static_cast<int16_t>(x2);
+ x2 = 0;
+ }
+ const int maxw = src->w - x2;
+ if (maxw < w2)
+ w2 = maxw;
+
+ int dx = clipX - dstX;
+ if (dx > 0)
+ {
+ w2 -= dx;
+ dstX += static_cast<int16_t>(dx);
+ x2 += dx;
+ }
+ dx = dstX + w2 - clipX - clip->w;
+ if (dx > 0)
+ w2 -= dx;
+
+ if (w2 > 0)
+ {
+ SDL_Rect srcRect =
+ {
+ static_cast<int16_t>(x2),
+ static_cast<int16_t>(y2),
+ static_cast<uint16_t>(w2),
+ static_cast<uint16_t>(h2)
+ };
+
+ SDL_Rect dstRect =
+ {
+ static_cast<int16_t>(dstX),
+ static_cast<int16_t>(dstY),
+ static_cast<uint16_t>(w2),
+ static_cast<uint16_t>(h2)
+ };
+
+ SDL_LowerBlit(src, &srcRect, mWindow, &dstRect);
+ }
+
+// SDL_BlitSurface(image->mSDLSurface, &srcRect, mWindow, &dstRect);
+ }
+ }
+ }
+}
+
+void SDLGraphics::drawRescaledImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h,
+ const int scaledWidth,
+ const int scaledHeight)
+{
+ // Check that preconditions for blitting are met.
+ if (!mWindow || !image)
+ return;
+ if (!image->mSDLSurface)
+ return;
+
+ if (scaledHeight == 0 || scaledWidth == 0)
+ return;
+
+ Image *const tmpImage = image->SDLgetScaledImage(
+ scaledWidth, scaledHeight);
+ if (!tmpImage)
+ return;
+
+ const SDL_Rect &bounds = tmpImage->mBounds;
+ const int iw = bounds.w;
+ const int ih = bounds.h;
+ if (iw == 0 || ih == 0)
+ return;
+
+ const gcn::ClipRectangle &top = mClipStack.top();
+ const int xOffset = top.xOffset + x;
+ const int yOffset = top.yOffset + y;
+ const int srcX = bounds.x;
+ const int srcY = bounds.y;
+
+ for (int py = 0; py < h; py += ih) // Y position on pattern plane
+ {
+ const int dh = (py + ih >= h) ? h - py : ih;
+ const int dstY = py + yOffset;
+
+ for (int px = 0; px < w; px += iw) // X position on pattern plane
+ {
+ const int dw = (px + iw >= w) ? w - px : iw;
+ const int dstX = px + xOffset;
+
+ SDL_Rect srcRect =
+ {
+ static_cast<int16_t>(srcX),
+ static_cast<int16_t>(srcY),
+ static_cast<uint16_t>(dw),
+ static_cast<uint16_t>(dh)
+ };
+
+ SDL_Rect dstRect =
+ {
+ static_cast<int16_t>(dstX),
+ static_cast<int16_t>(dstY),
+ 0,
+ 0
+ };
+
+ SDL_BlitSurface(tmpImage->mSDLSurface, &srcRect,
+ mWindow, &dstRect);
+ }
+ }
+
+ delete tmpImage;
+}
+
+void SDLGraphics::calcImagePattern(ImageVertexes* const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const
+{
+ // Check that preconditions for blitting are met.
+ if (!vert || !mWindow || !image || !image->mSDLSurface)
+ return;
+
+ const SDL_Rect &bounds = image->mBounds;
+ const int iw = bounds.w;
+ const int ih = bounds.h;
+ if (iw == 0 || ih == 0)
+ return;
+
+ const gcn::ClipRectangle &top = mClipStack.top();
+ const int xOffset = top.xOffset + x;
+ const int yOffset = top.yOffset + y;
+ const int srcX = bounds.x;
+ const int srcY = bounds.y;
+
+ for (int py = 0; py < h; py += ih) // Y position on pattern plane
+ {
+ const int dh = (py + ih >= h) ? h - py : ih;
+ const int dstY = py + yOffset;
+
+ for (int px = 0; px < w; px += iw) // X position on pattern plane
+ {
+ const int dw = (px + iw >= w) ? w - px : iw;
+ const int dstX = px + xOffset;
+
+ DoubleRect *const r = new DoubleRect();
+ SDL_Rect &srcRect = r->src;
+ srcRect.x = static_cast<int16_t>(srcX);
+ srcRect.y = static_cast<int16_t>(srcY);
+ srcRect.w = static_cast<uint16_t>(dw);
+ srcRect.h = static_cast<uint16_t>(dh);
+ SDL_Rect &dstRect = r->dst;
+ dstRect.x = static_cast<int16_t>(dstX);
+ dstRect.y = static_cast<int16_t>(dstY);
+
+ if (SDL_FakeUpperBlit(image->mSDLSurface, &srcRect,
+ mWindow, &dstRect) == 1)
+ {
+ vert->sdl.push_back(r);
+ }
+ else
+ {
+ delete r;
+ }
+ }
+ }
+}
+
+void SDLGraphics::calcImagePattern(ImageCollection* const vertCol,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const
+{
+ ImageVertexes *vert = nullptr;
+ if (vertCol->currentImage != image)
+ {
+ vert = new ImageVertexes();
+ vertCol->currentImage = image;
+ vertCol->currentVert = vert;
+ vert->image = image;
+ vertCol->draws.push_back(vert);
+ }
+ else
+ {
+ vert = vertCol->currentVert;
+ }
+
+ calcImagePattern(vert, image, x, y, w, h);
+}
+
+void SDLGraphics::calcTile(ImageVertexes *const vert,
+ const Image *const image,
+ int x, int y) const
+{
+ vert->image = image;
+ calcTileSDL(vert, x, y);
+}
+
+void SDLGraphics::calcTileSDL(ImageVertexes *const vert, int x, int y) const
+{
+ // Check that preconditions for blitting are met.
+ if (!vert || !vert->image || !vert->image->mSDLSurface)
+ return;
+
+ const Image *const image = vert->image;
+ const gcn::ClipRectangle &top = mClipStack.top();
+ const SDL_Rect &bounds = image->mBounds;
+
+ DoubleRect *rect = new DoubleRect();
+ rect->src.x = static_cast<int16_t>(bounds.x);
+ rect->src.y = static_cast<int16_t>(bounds.y);
+ rect->src.w = static_cast<uint16_t>(bounds.w);
+ rect->src.h = static_cast<uint16_t>(bounds.h);
+ rect->dst.x = static_cast<int16_t>(x + top.xOffset);
+ rect->dst.y = static_cast<int16_t>(y + top.yOffset);
+ if (SDL_FakeUpperBlit(image->mSDLSurface, &rect->src,
+ mWindow, &rect->dst) == 1)
+ {
+ vert->sdl.push_back(rect);
+ }
+ else
+ {
+ delete rect;
+ }
+}
+
+void SDLGraphics::calcTile(ImageCollection *const vertCol,
+ const Image *const image,
+ int x, int y)
+{
+ if (vertCol->currentImage != image)
+ {
+ ImageVertexes *const vert = new ImageVertexes();
+ vertCol->currentImage = image;
+ vertCol->currentVert = vert;
+ vert->image = image;
+ vertCol->draws.push_back(vert);
+ calcTileSDL(vert, x, y);
+ }
+ else
+ {
+ calcTileSDL(vertCol->currentVert, x, y);
+ }
+}
+
+void SDLGraphics::drawTile(const ImageCollection *const vertCol)
+{
+ const ImageVertexesVector &draws = vertCol->draws;
+ const ImageCollectionCIter it_end = draws.end();
+ for (ImageCollectionCIter it = draws.begin(); it != it_end; ++ it)
+ {
+ const ImageVertexes *const vert = *it;
+ const Image *const img = vert->image;
+ const DoubleRects *const rects = &vert->sdl;
+ DoubleRects::const_iterator it2 = rects->begin();
+ const DoubleRects::const_iterator it2_end = rects->end();
+ while (it2 != it2_end)
+ {
+ SDL_LowerBlit(img->mSDLSurface, &(*it2)->src,
+ mWindow, &(*it2)->dst);
+ ++ it2;
+ }
+ }
+}
+
+void SDLGraphics::drawTile(const ImageVertexes *const vert)
+{
+ // vert and img must be != 0
+ const Image *const img = vert->image;
+ const DoubleRects *const rects = &vert->sdl;
+ DoubleRects::const_iterator it = rects->begin();
+ const DoubleRects::const_iterator it_end = rects->end();
+ while (it != it_end)
+ {
+ SDL_LowerBlit(img->mSDLSurface, &(*it)->src, mWindow, &(*it)->dst);
+ ++ it;
+ }
+}
+
+void SDLGraphics::updateScreen()
+{
+ BLOCK_START("Graphics::updateScreen")
+ if (mDoubleBuffer)
+ {
+ SDL_Flip(mWindow);
+ }
+ else
+ {
+ SDL_UpdateRects(mWindow, 1, &mRect);
+// SDL_UpdateRect(mWindow, 0, 0, 0, 0);
+ }
+ BLOCK_END("Graphics::updateScreen")
+}
+
+SDL_Surface *SDLGraphics::getScreenshot()
+{
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ const int rmask = 0xff000000;
+ const int gmask = 0x00ff0000;
+ const int bmask = 0x0000ff00;
+#else
+ const int rmask = 0x000000ff;
+ const int gmask = 0x0000ff00;
+ const int bmask = 0x00ff0000;
+#endif
+ const int amask = 0x00000000;
+
+ SDL_Surface *const screenshot = MSDL_CreateRGBSurface(SDL_SWSURFACE,
+ mRect.w, mRect.h, 24, rmask, gmask, bmask, amask);
+
+ if (screenshot)
+ SDL_BlitSurface(mWindow, nullptr, screenshot, nullptr);
+
+ return screenshot;
+}
+
+bool SDLGraphics::drawNet(const int x1, const int y1,
+ const int x2, const int y2,
+ const int width, const int height)
+{
+ for (int y = y1; y < y2; y += height)
+ drawLine(x1, y, x2, y);
+
+ for (int x = x1; x < x2; x += width)
+ drawLine(x, y1, x, y2);
+
+ return true;
+}
+
+bool SDLGraphics::calcWindow(ImageCollection *const vertCol,
+ const int x, const int y,
+ const int w, const int h,
+ const ImageRect &imgRect)
+{
+ ImageVertexes *vert = nullptr;
+ Image *const image = imgRect.grid[4];
+ if (vertCol->currentImage != image)
+ {
+ vert = new ImageVertexes();
+ vertCol->currentImage = image;
+ vertCol->currentVert = vert;
+ vert->image = image;
+ vertCol->draws.push_back(vert);
+ }
+ else
+ {
+ vert = vertCol->currentVert;
+ }
+
+ const Image *const *const grid = &imgRect.grid[0];
+ return calcImageRect(vert, x, y, w, h,
+ grid[0], grid[2], grid[6], grid[8],
+ grid[1], grid[5], grid[7], grid[3],
+ grid[4]);
+}
+
+int SDLGraphics::SDL_FakeUpperBlit(const SDL_Surface *const src,
+ SDL_Rect *const srcrect,
+ const SDL_Surface *const dst,
+ SDL_Rect *dstrect) const
+{
+ int srcx, srcy, w, h;
+
+ // Make sure the surfaces aren't locked
+ if (!src || !dst)
+ return -1;
+
+ if (!srcrect || !dstrect)
+ return -1;
+
+ srcx = srcrect->x;
+ w = srcrect->w;
+ if (srcx < 0)
+ {
+ w += srcx;
+ dstrect->x -= static_cast<int16_t>(srcx);
+ srcx = 0;
+ }
+ int maxw = src->w - srcx;
+ if (maxw < w)
+ w = maxw;
+
+ srcy = srcrect->y;
+ h = srcrect->h;
+ if (srcy < 0)
+ {
+ h += srcy;
+ dstrect->y -= static_cast<int16_t>(srcy);
+ srcy = 0;
+ }
+ int maxh = src->h - srcy;
+ if (maxh < h)
+ h = maxh;
+
+ const SDL_Rect *const clip = &dst->clip_rect;
+ const int clipX = clip->x;
+ const int clipY = clip->y;
+ int dx = clipX - dstrect->x;
+ if (dx > 0)
+ {
+ w -= dx;
+ dstrect->x += static_cast<int16_t>(dx);
+ srcx += dx;
+ }
+ dx = dstrect->x + w - clipX - clip->w;
+ if (dx > 0)
+ w -= dx;
+
+ int dy = clipY - dstrect->y;
+ if (dy > 0)
+ {
+ h -= dy;
+ dstrect->y += static_cast<int16_t>(dy);
+ srcy += dy;
+ }
+ dy = dstrect->y + h - clipY - clip->h;
+ if (dy > 0)
+ h -= dy;
+
+ if (w > 0 && h > 0)
+ {
+ if (srcrect)
+ {
+ srcrect->x = static_cast<int16_t>(srcx);
+ srcrect->y = static_cast<int16_t>(srcy);
+ srcrect->w = static_cast<int16_t>(w);
+ srcrect->h = static_cast<int16_t>(h);
+ }
+ dstrect->w = static_cast<int16_t>(w);
+ dstrect->h = static_cast<int16_t>(h);
+
+ return 1;
+// return SDL_LowerBlit(src, &sr, dst, dstrect);
+ }
+ dstrect->w = dstrect->h = 0;
+ return 0;
+}
+
+void SDLGraphics::fillRectangle(const gcn::Rectangle& rectangle)
+{
+ FUNC_BLOCK("Graphics::fillRectangle", 1)
+ if (mClipStack.empty())
+ return;
+
+ const gcn::ClipRectangle& top = mClipStack.top();
+
+ gcn::Rectangle area = rectangle;
+ area.x += top.xOffset;
+ area.y += top.yOffset;
+
+ if (!area.isIntersecting(top))
+ return;
+
+ if (mAlpha)
+ {
+ const int x1 = area.x > top.x ? area.x : top.x;
+ const int y1 = area.y > top.y ? area.y : top.y;
+ const int x2 = area.x + area.width < top.x + top.width ?
+ area.x + area.width : top.x + top.width;
+ const int y2 = area.y + area.height < top.y + top.height ?
+ area.y + area.height : top.y + top.height;
+ int x, y;
+
+ SDL_LockSurface(mWindow);
+
+ const int bpp = mWindow->format->BytesPerPixel;
+ const uint32_t pixel = SDL_MapRGB(mWindow->format,
+ static_cast<uint8_t>(mColor.r), static_cast<uint8_t>(mColor.g),
+ static_cast<uint8_t>(mColor.b));
+
+ switch (bpp)
+ {
+ case 1:
+ for (y = y1; y < y2; y++)
+ {
+ uint8_t *const p = static_cast<uint8_t *>(mWindow->pixels)
+ + y * mWindow->pitch;
+ for (x = x1; x < x2; x++)
+ *(p + x) = static_cast<uint8_t>(pixel);
+ }
+ break;
+ case 2:
+ for (y = y1; y < y2; y++)
+ {
+ uint8_t *const p0 = static_cast<uint8_t *>(mWindow->pixels)
+ + y * mWindow->pitch;
+ for (x = x1; x < x2; x++)
+ {
+ uint8_t *const p = p0 + x * 2;
+ *reinterpret_cast<uint16_t *>(p) = gcn::SDLAlpha16(
+ static_cast<uint16_t>(pixel),
+ *reinterpret_cast<uint16_t *>(p),
+ static_cast<uint8_t>(mColor.a), mWindow->format);
+ }
+ }
+ break;
+ case 3:
+ {
+ const int ca = 255 - mColor.a;
+ const int cr = mColor.r * mColor.a;
+ const int cg = mColor.g * mColor.a;
+ const int cb = mColor.b * mColor.a;
+
+ for (y = y1; y < y2; y++)
+ {
+ uint8_t *const p0 = static_cast<uint8_t *>(mWindow->pixels)
+ + y * mWindow->pitch;
+ for (x = x1; x < x2; x++)
+ {
+ uint8_t *const p = p0 + x * 3;
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ p[2] = static_cast<uint8_t>((p[2] * ca + cb) >> 8);
+ p[1] = static_cast<uint8_t>((p[1] * ca + cg) >> 8);
+ p[0] = static_cast<uint8_t>((p[0] * ca + cr) >> 8);
+#else
+ p[0] = static_cast<uint8_t>((p[0] * ca + cb) >> 8);
+ p[1] = static_cast<uint8_t>((p[1] * ca + cg) >> 8);
+ p[2] = static_cast<uint8_t>((p[2] * ca + cr) >> 8);
+#endif
+ }
+ }
+ break;
+ }
+ case 4:
+ {
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ const unsigned pb = (pixel & 0xff) * mColor.a;
+ const unsigned pg = (pixel & 0xff00) * mColor.a;
+ const unsigned pr = (pixel & 0xff0000) * mColor.a;
+ const unsigned a1 = (255 - mColor.a);
+
+ for (y = y1; y < y2; y++)
+ {
+ uint8_t *const p0 = static_cast<uint8_t *>(mWindow->pixels)
+ + y * mWindow->pitch;
+ for (x = x1; x < x2; x++)
+ {
+ uint8_t *p = p0 + x * 4;
+ uint32_t dst = *reinterpret_cast<uint32_t *>(p);
+ const unsigned int b = (pb + (dst & 0xff) * a1) >> 8;
+ const unsigned int g = (pg + (dst & 0xff00) * a1) >> 8;
+ const unsigned int r = (pr
+ + (dst & 0xff0000) * a1) >> 8;
+
+ *reinterpret_cast<uint32_t *>(p) = ((b & 0xff)
+ | (g & 0xff00) | (r & 0xff0000));
+ }
+ }
+#else
+ if (!cR)
+ {
+ cR = new unsigned int[0x100];
+ cG = new unsigned int[0x100];
+ cB = new unsigned int[0x100];
+ mOldPixel = 0;
+ mOldAlpha = mColor.a;
+ }
+
+ const SDL_PixelFormat * const format = mWindow->format;
+ const unsigned rMask = format->Rmask;
+ const unsigned gMask = format->Gmask;
+ const unsigned bMask = format->Bmask;
+// const unsigned aMask = format->Amask;
+ unsigned rShift = rMask / 0xff;
+ unsigned gShift = gMask / 0xff;
+ unsigned bShift = bMask / 0xff;
+ if (!rShift)
+ rShift = 1;
+ if (!gShift)
+ gShift = 1;
+ if (!bShift)
+ bShift = 1;
+ if (pixel != mOldPixel || mColor.a != mOldAlpha)
+ {
+ const unsigned pb = (pixel & bMask) * mColor.a;
+ const unsigned pg = (pixel & gMask) * mColor.a;
+ const unsigned pr = (pixel & rMask) * mColor.a;
+ const unsigned a0 = (255 - mColor.a);
+
+ const unsigned int a1 = a0 * bShift;
+ const unsigned int a2 = a0 * gShift;
+ const unsigned int a3 = a0 * rShift;
+
+ for (int f = 0; f <= 0xff; f ++)
+ {
+ cB[f] = ((pb + f * a1) >> 8) & bMask;
+ cG[f] = ((pg + f * a2) >> 8) & gMask;
+ cR[f] = ((pr + f * a3) >> 8) & rMask;
+ }
+
+ mOldPixel = pixel;
+ mOldAlpha = mColor.a;
+ }
+
+ for (y = y1; y < y2; y++)
+ {
+ uint32_t *const p0 = reinterpret_cast<uint32_t*>(
+ static_cast<uint8_t*>(mWindow->pixels)
+ + y * mWindow->pitch);
+ for (x = x1; x < x2; x++)
+ {
+ uint32_t *const p = p0 + x;
+ const uint32_t dst = *p;
+ *p = cB[dst & bMask / bShift]
+ | cG[(dst & gMask) / gShift]
+ | cR[(dst & rMask) / rShift];
+ }
+ }
+#endif
+ break;
+ }
+ default:
+ break;
+ }
+
+ SDL_UnlockSurface(mWindow);
+ }
+ else
+ {
+ SDL_Rect rect =
+ {
+ static_cast<int16_t>(area.x),
+ static_cast<int16_t>(area.y),
+ static_cast<uint16_t>(area.width),
+ static_cast<uint16_t>(area.height)
+ };
+
+ const uint32_t color = SDL_MapRGBA(mWindow->format,
+ static_cast<int8_t>(mColor.r),
+ static_cast<int8_t>(mColor.g),
+ static_cast<int8_t>(mColor.b),
+ static_cast<int8_t>(mColor.a));
+ SDL_FillRect(mWindow, &rect, color);
+ }
+}
+
+void SDLGraphics::_beginDraw()
+{
+ pushClipArea(gcn::Rectangle(0, 0, mRect.w, mRect.h));
+}
+
+void SDLGraphics::_endDraw()
+{
+ popClipArea();
+}
+
+bool SDLGraphics::pushClipArea(gcn::Rectangle area)
+{
+ const bool result = gcn::Graphics::pushClipArea(area);
+ const gcn::ClipRectangle &carea = mClipStack.top();
+ const SDL_Rect rect =
+ {
+ static_cast<int16_t>(carea.x),
+ static_cast<int16_t>(carea.y),
+ static_cast<uint16_t>(carea.width),
+ static_cast<uint16_t>(carea.height)
+ };
+ SDL_SetClipRect(mWindow, &rect);
+
+ return result;
+}
+
+void SDLGraphics::popClipArea()
+{
+ gcn::Graphics::popClipArea();
+
+ if (mClipStack.empty())
+ return;
+
+ const gcn::ClipRectangle &carea = mClipStack.top();
+ const SDL_Rect rect =
+ {
+ static_cast<int16_t>(carea.x),
+ static_cast<int16_t>(carea.y),
+ static_cast<uint16_t>(carea.width),
+ static_cast<uint16_t>(carea.height)
+ };
+
+ SDL_SetClipRect(mWindow, &rect);
+}
+
+void SDLGraphics::drawPoint(int x, int y)
+{
+ if (mClipStack.empty())
+ return;
+
+ const gcn::ClipRectangle& top = mClipStack.top();
+
+ x += top.xOffset;
+ y += top.yOffset;
+
+ if (!top.isPointInRect(x, y))
+ return;
+
+ if (mAlpha)
+ SDLputPixelAlpha(mWindow, x, y, mColor);
+ else
+ SDLputPixel(mWindow, x, y, mColor);
+}
+
+void SDLGraphics::drawHLine(int x1, int y, int x2)
+{
+ if (mClipStack.empty())
+ return;
+
+ const gcn::ClipRectangle& top = mClipStack.top();
+
+ const int xOffset = top.xOffset;
+ x1 += xOffset;
+ y += top.yOffset;
+ x2 += xOffset;
+
+ const int topY = top.y;
+ if (y < topY || y >= topY + top.height)
+ return;
+
+ if (x1 > x2)
+ {
+ x1 ^= x2;
+ x2 ^= x1;
+ x1 ^= x2;
+ }
+
+ const int topX = top.x;
+ if (topX > x1)
+ {
+ if (topX > x2)
+ return;
+
+ x1 = topX;
+ }
+
+ const int sumX = topX + top.width;
+ if (sumX <= x2)
+ {
+ if (sumX <= x1)
+ return;
+
+ x2 = sumX -1;
+ }
+
+ const int bpp = mWindow->format->BytesPerPixel;
+
+ SDL_LockSurface(mWindow);
+
+ uint8_t *p = static_cast<uint8_t*>(mWindow->pixels)
+ + y * mWindow->pitch + x1 * bpp;
+
+ const uint32_t pixel = SDL_MapRGB(mWindow->format,
+ static_cast<uint8_t>(mColor.r),
+ static_cast<uint8_t>(mColor.g),
+ static_cast<uint8_t>(mColor.b));
+ switch (bpp)
+ {
+ case 1:
+ for (; x1 <= x2; ++x1)
+ *(p++) = static_cast<uint8_t>(pixel);
+ break;
+
+ case 2:
+ {
+ uint16_t* q = reinterpret_cast<uint16_t*>(p);
+ for (; x1 <= x2; ++x1)
+ *(q++) = pixel;
+ break;
+ }
+
+ case 3:
+ {
+ const uint8_t b0 = static_cast<uint8_t>((pixel >> 16) & 0xff);
+ const uint8_t b1 = static_cast<uint8_t>((pixel >> 8) & 0xff);
+ const uint8_t b2 = static_cast<uint8_t>(pixel & 0xff);
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ for (; x1 <= x2; ++x1)
+ {
+ p[0] = b0;
+ p[1] = b1;
+ p[2] = b2;
+ p += 3;
+ }
+#else
+ for (; x1 <= x2; ++x1)
+ {
+ p[0] = b2;
+ p[1] = b1;
+ p[2] = b0;
+ p += 3;
+ }
+#endif
+ break;
+ }
+
+ case 4:
+ {
+ uint32_t *q = reinterpret_cast<uint32_t*>(p);
+ if (mAlpha)
+ {
+ unsigned char a = static_cast<unsigned char>(mColor.a);
+ unsigned char a1 = 255 - a;
+ const int b0 = (pixel & 0xff) * a;
+ const int g0 = (pixel & 0xff00) * a;
+ const int r0 = (pixel & 0xff0000) * a;
+ for (; x1 <= x2; ++x1)
+ {
+ const unsigned int b = (b0 + (*q & 0xff) * a1) >> 8;
+ const unsigned int g = (g0 + (*q & 0xff00) * a1) >> 8;
+ const unsigned int r = (r0 + (*q & 0xff0000) * a1) >> 8;
+ *q = (b & 0xff) | (g & 0xff00) | (r & 0xff0000);
+
+ q++;
+ }
+ }
+ else
+ {
+ for (; x1 <= x2; ++x1)
+ *(q++) = pixel;
+ }
+ break;
+ }
+ default:
+ break;
+ } // end switch
+
+ SDL_UnlockSurface(mWindow);
+}
+
+void SDLGraphics::drawVLine(int x, int y1, int y2)
+{
+ if (mClipStack.empty())
+ return;
+
+ const gcn::ClipRectangle& top = mClipStack.top();
+
+ const int yOffset = top.yOffset;
+ x += top.xOffset;
+ y1 += yOffset;
+ y2 += yOffset;
+
+ if (x < top.x || x >= top.x + top.width)
+ return;
+
+ if (y1 > y2)
+ {
+ y1 ^= y2;
+ y2 ^= y1;
+ y1 ^= y2;
+ }
+
+ if (top.y > y1)
+ {
+ if (top.y > y2)
+ return;
+
+ y1 = top.y;
+ }
+
+ const int sumY = top.y + top.height;
+ if (sumY <= y2)
+ {
+ if (sumY <= y1)
+ return;
+
+ y2 = sumY - 1;
+ }
+
+ const int bpp = mWindow->format->BytesPerPixel;
+
+ SDL_LockSurface(mWindow);
+
+ uint8_t *p = static_cast<uint8_t*>(mWindow->pixels)
+ + y1 * mWindow->pitch + x * bpp;
+
+ const uint32_t pixel = SDL_MapRGB(mWindow->format,
+ static_cast<uint8_t>(mColor.r),
+ static_cast<uint8_t>(mColor.g),
+ static_cast<uint8_t>(mColor.b));
+
+ const int pitch = mWindow->pitch;
+ switch (bpp)
+ {
+ case 1:
+ for (; y1 <= y2; ++y1)
+ {
+ *p = static_cast<uint8_t>(pixel);
+ p += pitch;
+ }
+ break;
+
+ case 2:
+ for (; y1 <= y2; ++ y1)
+ {
+ *reinterpret_cast<uint16_t*>(p)
+ = static_cast<uint16_t>(pixel);
+ p += pitch;
+ }
+ break;
+
+ case 3:
+ {
+ const uint8_t b0 = static_cast<uint8_t>((pixel >> 16) & 0xff);
+ const uint8_t b1 = static_cast<uint8_t>((pixel >> 8) & 0xff);
+ const uint8_t b2 = static_cast<uint8_t>(pixel & 0xff);
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ for (; y1 <= y2; ++y1)
+ {
+ p[0] = b0;
+ p[1] = b1;
+ p[2] = b2;
+ p += pitch;
+ }
+#else
+ for (; y1 <= y2; ++y1)
+ {
+ p[0] = b2;
+ p[1] = b1;
+ p[2] = b0;
+ p += pitch;
+ }
+#endif
+ break;
+ }
+
+ case 4:
+ {
+ if (mAlpha)
+ {
+ unsigned char a = static_cast<unsigned char>(mColor.a);
+ unsigned char a1 = 255 - a;
+ const int b0 = (pixel & 0xff) * a;
+ const int g0 = (pixel & 0xff00) * a;
+ const int r0 = (pixel & 0xff0000) * a;
+ for (; y1 <= y2; ++y1)
+ {
+ const unsigned int dst = *reinterpret_cast<uint32_t*>(p);
+ const unsigned int b = (b0 + (dst & 0xff) * a1) >> 8;
+ const unsigned int g = (g0 + (dst & 0xff00) * a1) >> 8;
+ const unsigned int r = (r0 + (dst & 0xff0000) * a1) >> 8;
+ *reinterpret_cast<uint32_t*>(p) =
+ (b & 0xff) | (g & 0xff00) | (r & 0xff0000);
+
+ p += pitch;
+ }
+ }
+ else
+ {
+ for (; y1 <= y2; ++y1)
+ {
+ *reinterpret_cast<uint32_t*>(p) = pixel;
+ p += pitch;
+ }
+ }
+ break;
+ }
+
+ default:
+ break;
+ } // end switch
+
+ SDL_UnlockSurface(mWindow);
+}
+
+void SDLGraphics::drawRectangle(const gcn::Rectangle &rectangle)
+{
+ const int x1 = rectangle.x;
+ const int x2 = x1 + rectangle.width - 1;
+ const int y1 = rectangle.y;
+ const int y2 = y1 + rectangle.height - 1;
+
+ drawHLine(x1, y1, x2);
+ drawHLine(x1, y2, x2);
+
+ drawVLine(x1, y1, y2);
+ drawVLine(x2, y1, y2);
+}
+
+void SDLGraphics::drawLine(int x1, int y1, int x2, int y2)
+{
+ if (x1 == x2)
+ {
+ drawVLine(x1, y1, y2);
+ return;
+ }
+ if (y1 == y2)
+ {
+ drawHLine(x1, y1, x2);
+ return;
+ }
+
+ // other cases not implimented
+}
+
+bool SDLGraphics::setVideoMode(const int w, const int h, const int bpp,
+ const bool fs, const bool hwaccel,
+ const bool resize, const bool noFrame)
+{
+ setMainFlags(w, h, bpp, fs, hwaccel, resize, noFrame);
+
+ if (!(mWindow = graphicsManager.createWindow(w, h, bpp,
+ getSoftwareFlags())))
+ {
+ mRect.w = 0;
+ mRect.h = 0;
+ return false;
+ }
+
+ mRect.w = static_cast<uint16_t>(mWindow->w);
+ mRect.h = static_cast<uint16_t>(mWindow->h);
+
+ return videoInfo();
+}
+
+#endif // USE_SDL2
diff --git a/src/render/sdlgraphics.h b/src/render/sdlgraphics.h
new file mode 100644
index 000000000..a7e4be85b
--- /dev/null
+++ b/src/render/sdlgraphics.h
@@ -0,0 +1,155 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2013 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef SDLGRAPHICS_H
+#define SDLGRAPHICS_H
+
+#ifdef USE_SDL2
+#include "render/sdl2graphics.h"
+
+#else
+
+#include "render/graphics.h"
+
+#include "localconsts.h"
+
+class Image;
+class ImageCollection;
+class ImageVertexes;
+class MapLayer;
+
+struct SDL_Surface;
+
+/**
+ * A central point of control for graphics.
+ */
+class SDLGraphics : public Graphics
+{
+ public:
+ /**
+ * Constructor.
+ */
+ SDLGraphics();
+
+ A_DELETE_COPY(SDLGraphics)
+
+ /**
+ * Destructor.
+ */
+ virtual ~SDLGraphics();
+
+ void _beginDraw();
+
+ void _endDraw();
+
+ bool pushClipArea(gcn::Rectangle rect);
+
+ void popClipArea();
+
+ virtual bool drawRescaledImage(const Image *const image, int srcX,
+ int srcY, int dstX, int dstY,
+ const int width, const int height,
+ const int desiredWidth,
+ const int desiredHeight,
+ const bool useColor = false);
+
+ virtual void drawImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h);
+
+ virtual void drawRescaledImagePattern(const Image *const image,
+ const int x, const int y,
+ const int w, const int h,
+ const int scaledWidth,
+ const int scaledHeight);
+
+ virtual void calcImagePattern(ImageVertexes *const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const;
+
+ virtual void calcImagePattern(ImageCollection *const vert,
+ const Image *const image,
+ const int x, const int y,
+ const int w, const int h) const;
+
+ virtual void calcTile(ImageVertexes *const vert,
+ const Image *const image, int x, int y) const;
+
+ virtual void calcTileSDL(ImageVertexes *const vert,
+ int x, int y) const;
+
+ virtual void calcTile(ImageCollection *const vertCol,
+ const Image *const image,
+ int x, int y);
+
+ virtual void drawTile(const ImageVertexes *const vert);
+
+ virtual void drawTile(const ImageCollection *const vertCol);
+
+ virtual void updateScreen();
+
+ virtual SDL_Surface *getScreenshot() A_WARN_UNUSED;
+
+ virtual bool drawNet(const int x1, const int y1,
+ const int x2, const int y2,
+ const int width, const int height);
+
+ virtual bool calcWindow(ImageCollection *const vertCol,
+ const int x, const int y,
+ const int w, const int h,
+ const ImageRect &imgRect);
+
+ void fillRectangle(const gcn::Rectangle &rect) override;
+
+ void drawRectangle(const gcn::Rectangle &rect) override;
+
+ void drawPoint(int x, int y) override;
+
+ void drawLine(int x1, int y1, int x2, int y2) override;
+
+ bool setVideoMode(const int w, const int h, const int bpp,
+ const bool fs, const bool hwaccel,
+ const bool resize, const bool noFrame);
+
+ protected:
+ virtual bool drawImage2(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const bool useColor);
+
+ int SDL_FakeUpperBlit(const SDL_Surface *const src,
+ SDL_Rect *const srcrect,
+ const SDL_Surface *const dst,
+ SDL_Rect *dstrect) const;
+
+ void drawHLine(int x1, int y, int x2);
+
+ void drawVLine(int x, int y1, int y2);
+
+ uint32_t mOldPixel;
+ int mOldAlpha;
+};
+
+#endif // USE_SDL2
+#endif // SDLGRAPHICS_H
diff --git a/src/render/surfacegraphics.cpp b/src/render/surfacegraphics.cpp
new file mode 100644
index 000000000..9a8e51891
--- /dev/null
+++ b/src/render/surfacegraphics.cpp
@@ -0,0 +1,87 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2013 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "render/surfacegraphics.h"
+
+#include "main.h"
+
+#include "configuration.h"
+#include "graphicsmanager.h"
+#include "graphicsvertexes.h"
+#include "logger.h"
+
+#include "resources/imagehelper.h"
+#include "resources/surfaceimagehelper.h"
+
+#include <guichan/sdl/sdlpixel.hpp>
+
+#include "debug.h"
+
+SurfaceGraphics::SurfaceGraphics() :
+ Graphics(),
+ mBlitMode(BLIT_NORMAL),
+ mTarget(nullptr)
+{
+}
+
+SurfaceGraphics::~SurfaceGraphics()
+{
+}
+
+bool SurfaceGraphics::drawImage2(const Image *const image, int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const bool useColor A_UNUSED)
+{
+ FUNC_BLOCK("Graphics::drawImage2", 1)
+ // Check that preconditions for blitting are met.
+ if (!mTarget || !image || !image->mSDLSurface)
+ return false;
+
+ srcX += image->mBounds.x;
+ srcY += image->mBounds.y;
+
+ SDL_Rect dstRect;
+ SDL_Rect srcRect;
+ dstRect.x = static_cast<int16_t>(dstX);
+ dstRect.y = static_cast<int16_t>(dstY);
+ srcRect.x = static_cast<int16_t>(srcX);
+ srcRect.y = static_cast<int16_t>(srcY);
+ srcRect.w = static_cast<uint16_t>(width);
+ srcRect.h = static_cast<uint16_t>(height);
+
+#ifdef USE_SDL2
+ return !(SDL_BlitSurface(image->mSDLSurface, &srcRect,
+ mTarget, &dstRect) < 0);
+#else
+ if (mBlitMode == BLIT_NORMAL)
+ {
+ return !(SDL_BlitSurface(image->mSDLSurface, &srcRect,
+ mTarget, &dstRect) < 0);
+ }
+ else
+ {
+ return !(SurfaceImageHelper::combineSurface(
+ image->mSDLSurface, &srcRect, mTarget, &dstRect) < 0);
+ }
+#endif
+}
diff --git a/src/render/surfacegraphics.h b/src/render/surfacegraphics.h
new file mode 100644
index 000000000..f5194946a
--- /dev/null
+++ b/src/render/surfacegraphics.h
@@ -0,0 +1,185 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2013 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef SURFACEGRAPHICS_H
+#define SURFACEGRAPHICS_H
+
+#include "render/graphics.h"
+
+#include "localconsts.h"
+
+class Image;
+class ImageCollection;
+class ImageVertexes;
+class MapLayer;
+
+struct SDL_Surface;
+
+/**
+ * A central point of control for graphics.
+ */
+class SurfaceGraphics : public Graphics
+{
+ public:
+ enum BlitMode
+ {
+ BLIT_NORMAL = 0,
+ BLIT_GFX
+ };
+
+ SurfaceGraphics();
+
+ A_DELETE_COPY(SurfaceGraphics)
+
+ virtual ~SurfaceGraphics();
+
+ void setTarget(SDL_Surface *const target)
+ { mTarget = target; }
+
+ SDL_Surface *getTarget() const
+ { return mTarget; }
+
+ void _beginDraw()
+ { }
+
+ void _endDraw()
+ { }
+
+ bool pushClipArea(gcn::Rectangle rect A_UNUSED)
+ { return true; }
+
+ void popClipArea()
+ { }
+
+ bool drawRescaledImage(const Image *const image A_UNUSED,
+ int srcX A_UNUSED, int srcY A_UNUSED,
+ int dstX A_UNUSED, int dstY A_UNUSED,
+ const int width A_UNUSED,
+ const int height A_UNUSED,
+ const int desiredWidth A_UNUSED,
+ const int desiredHeight A_UNUSED,
+ const bool useColor A_UNUSED = false)
+ { return false; }
+
+ void drawImagePattern(const Image *const image A_UNUSED,
+ const int x A_UNUSED, const int y A_UNUSED,
+ const int w A_UNUSED, const int h A_UNUSED)
+ { }
+
+ void drawRescaledImagePattern(const Image *const image A_UNUSED,
+ const int x A_UNUSED,
+ const int y A_UNUSED,
+ const int w A_UNUSED,
+ const int h A_UNUSED,
+ const int scaledWidth A_UNUSED,
+ const int scaledHeight A_UNUSED)
+ { }
+
+ void calcImagePattern(ImageVertexes *const vert A_UNUSED,
+ const Image *const image A_UNUSED,
+ const int x A_UNUSED,
+ const int y A_UNUSED,
+ const int w A_UNUSED,
+ const int h A_UNUSED) const
+ { }
+
+ void calcImagePattern(ImageCollection *const vert A_UNUSED,
+ const Image *const image A_UNUSED,
+ const int x A_UNUSED, const int y A_UNUSED,
+ const int w A_UNUSED, const int h A_UNUSED) const
+ { }
+
+ void calcTile(ImageVertexes *const vert A_UNUSED,
+ const Image *const image A_UNUSED,
+ int x A_UNUSED, int y A_UNUSED) const
+ { }
+
+ void calcTileSDL(ImageVertexes *const vert A_UNUSED,
+ int x A_UNUSED, int y A_UNUSED) const
+ { }
+
+ void calcTile(ImageCollection *const vertCol A_UNUSED,
+ const Image *const image A_UNUSED,
+ int x A_UNUSED, int y A_UNUSED)
+ { }
+
+ void drawTile(const ImageVertexes *const vert A_UNUSED)
+ { }
+
+ void drawTile(const ImageCollection *const vertCol A_UNUSED)
+ { }
+
+ void updateScreen()
+ { }
+
+ SDL_Surface *getScreenshot() A_WARN_UNUSED
+ { return nullptr; }
+
+ bool drawNet(const int x1 A_UNUSED, const int y1 A_UNUSED,
+ const int x2 A_UNUSED, const int y2 A_UNUSED,
+ const int width A_UNUSED, const int height A_UNUSED)
+ { return false; }
+
+ bool calcWindow(ImageCollection *const vertCol A_UNUSED,
+ const int x A_UNUSED, const int y A_UNUSED,
+ const int w A_UNUSED, const int h A_UNUSED,
+ const ImageRect &imgRect A_UNUSED)
+ { return false; }
+
+ void setBlitMode(const BlitMode mode)
+ { mBlitMode = mode; }
+
+ BlitMode getBlitMode() const A_WARN_UNUSED
+ { return mBlitMode; }
+
+ void fillRectangle(const gcn::Rectangle &rect A_UNUSED) override
+ { }
+
+ void drawRectangle(const gcn::Rectangle &rect A_UNUSED) override
+ { }
+
+ void drawPoint(int x A_UNUSED, int y A_UNUSED) override
+ { }
+
+ void drawLine(int x1 A_UNUSED, int y1 A_UNUSED,
+ int x2 A_UNUSED, int y2 A_UNUSED) override
+ { }
+
+ bool setVideoMode(const int w A_UNUSED, const int h A_UNUSED,
+ const int bpp A_UNUSED,
+ const bool fs A_UNUSED, const bool hwaccel A_UNUSED,
+ const bool resize A_UNUSED,
+ const bool noFrame A_UNUSED)
+ { return false; }
+
+ protected:
+ bool drawImage2(const Image *const image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ const int width, const int height,
+ const bool useColor);
+
+ BlitMode mBlitMode;
+ SDL_Surface *mTarget;
+};
+
+#endif // SURFACEGRAPHICS_H
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