move render classes into render dir.

1 files changed, 641 insertions, 0 deletions

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