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authorAndrei Karas <akaras@inbox.ru>2013-08-31 20:38:42 +0300
committerAndrei Karas <akaras@inbox.ru>2013-08-31 20:38:42 +0300
commitb310c51796d1632aeefc834dc0e931c52f909a41 (patch)
tree1332b627664b8450cc3fdbbd2995ce0ffc67b724 /src/render/graphics.cpp
parent07c2392f2a7a7fa90d1c0dfe97dbd3bf29fdfad1 (diff)
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move render classes into render dir.
Diffstat (limited to 'src/render/graphics.cpp')
-rw-r--r--src/render/graphics.cpp586
1 files changed, 586 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;
+}