Removed partially functional renderers

--HG--
extra : rebase_source : 3fc2560c02393bf9e7c46360fc24f2585c9409be

VisualC/SDL/SDL_VS2005.vcproj

@@ -855,14 +855,6 @@
 			RelativePath="..\..\src\video\SDL_gamma.c"
 			>
 		</File>
-		<File
-			RelativePath="..\..\src\video\windows\SDL_gdirender.c"
-			>
-		</File>
-		<File
-			RelativePath="..\..\src\video\windows\SDL_gdirender.h"
-			>
-		</File>
 		<File
 			RelativePath="..\..\src\events\SDL_gesture.c"
 			>

VisualC/SDL/SDL_VS2008.vcproj

@@ -842,14 +842,6 @@
 			RelativePath="..\..\src\video\SDL_gamma.c"
 			>
 		</File>
-		<File
-			RelativePath="..\..\src\video\windows\SDL_gdirender.c"
-			>
-		</File>
-		<File
-			RelativePath="..\..\src\video\windows\SDL_gdirender.h"
-			>
-		</File>
 		<File
 			RelativePath="..\..\src\events\SDL_gesture.c"
 			>

VisualC/SDL/SDL_VS2010.vcxproj

@@ -296,7 +296,6 @@ echo #define SDL_REVISION "hg-0:baadf00d" >"$(ProjectDir)\..\..\include\SDL_r
     <ClInclude Include="..\..\src\SDL_error_c.h" />
     <ClInclude Include="..\..\src\events\SDL_events_c.h" />
     <ClInclude Include="..\..\src\SDL_fatal.h" />
-    <ClInclude Include="..\..\src\video\windows\SDL_gdirender.h" />
     <ClInclude Include="..\..\src\video\SDL_glesfuncs.h" />
     <ClInclude Include="..\..\src\video\SDL_glfuncs.h" />
     <ClInclude Include="..\..\src\joystick\SDL_joystick_c.h" />
@@ -401,7 +400,6 @@ echo #define SDL_REVISION "hg-0:baadf00d" &gt;"$(ProjectDir)\..\..\include\SDL_r
     <ClCompile Include="..\..\src\SDL_fatal.c" />
     <ClCompile Include="..\..\src\video\SDL_fillrect.c" />
     <ClCompile Include="..\..\src\video\SDL_gamma.c" />
-    <ClCompile Include="..\..\src\video\windows\SDL_gdirender.c" />
     <ClCompile Include="..\..\src\stdlib\SDL_getenv.c" />
     <ClCompile Include="..\..\src\haptic\SDL_haptic.c" />
     <ClCompile Include="..\..\src\stdlib\SDL_iconv.c" />

configure.in

@@ -1322,12 +1322,6 @@ AC_HELP_STRING([--enable-video-x11-xdamage-xfixes], [enable X11 Xdamage and Xfix
                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XDAMAGE)
                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XFIXES)
             fi
-            AC_ARG_ENABLE(render-x11,
-AC_HELP_STRING([--enable-render-x11], [enable the X11 render driver [[default=yes]]]),
-                                , enable_render_x11=yes)
-            if test x$enable_render_x11 = xyes; then
-                AC_DEFINE(SDL_VIDEO_RENDER_X11)
-            fi
         fi
     fi
 }
@@ -2351,12 +2345,6 @@ case "$host" in
             AC_DEFINE(SDL_VIDEO_DRIVER_WINDOWS)
             SOURCES="$SOURCES $srcdir/src/video/windows/*.c"
             have_video=yes
-            AC_ARG_ENABLE(render-gdi,
-AC_HELP_STRING([--enable-render-gdi], [enable the GDI render driver [[default=yes]]]),
-                                , enable_render_gdi=yes)
-            if test x$enable_render_gdi = xyes; then
-                AC_DEFINE(SDL_VIDEO_RENDER_GDI)
-            fi
             AC_ARG_ENABLE(render-gapi,
 AC_HELP_STRING([--enable-render-gapi], [enable the GAPI/RAWFRAMEBUFFER render driver [[default=yes]]]),
                                 , enable_render_gapi=yes)
@@ -2457,12 +2445,6 @@ AC_HELP_STRING([--enable-render-d3d], [enable the Direct3D render driver [[defau
             AC_DEFINE(SDL_VIDEO_DRIVER_WINDOWS)
             SOURCES="$SOURCES $srcdir/src/video/windows/*.c"
             have_video=yes
-            AC_ARG_ENABLE(render-gdi,
-AC_HELP_STRING([--enable-render-gdi], [enable the GDI render driver [[default=yes]]]),
-                                , enable_render_gdi=yes)
-            if test x$enable_render_gdi = xyes; then
-                AC_DEFINE(SDL_VIDEO_RENDER_GDI)
-            fi
             AC_ARG_ENABLE(render-d3d,
 AC_HELP_STRING([--enable-render-d3d], [enable the Direct3D render driver [[default=yes]]]),
                                 , enable_render_d3d=yes)

include/SDL_config.h.in

@@ -285,10 +285,8 @@
 #undef SDL_VIDEO_DRIVER_X11_XSHAPE
 
 #undef SDL_VIDEO_RENDER_D3D
-#undef SDL_VIDEO_RENDER_GDI
 #undef SDL_VIDEO_RENDER_OGL
 #undef SDL_VIDEO_RENDER_OGL_ES
-#undef SDL_VIDEO_RENDER_X11
 #undef SDL_VIDEO_RENDER_GAPI
 #undef SDL_VIDEO_RENDER_DDRAW
 

include/SDL_config_macosx.h

@@ -151,9 +151,6 @@
 #ifndef SDL_VIDEO_RENDER_OGL
 #define SDL_VIDEO_RENDER_OGL	1
 #endif
-#ifndef SDL_VIDEO_RENDER_X11
-#define SDL_VIDEO_RENDER_X11	1
-#endif
 
 /* Enable OpenGL support */
 #ifndef SDL_VIDEO_OPENGL

include/SDL_config_windows.h

@@ -187,9 +187,6 @@ typedef unsigned int uintptr_t;
 #define SDL_VIDEO_RENDER_D3D	1
 #endif
 #endif
-#ifndef SDL_VIDEO_RENDER_GDI
-#define SDL_VIDEO_RENDER_GDI	1
-#endif
 
 /* Enable OpenGL support */
 #ifndef _WIN32_WCE

src/video/windows/SDL_gdirender.c

-/*
-    SDL - Simple DirectMedia Layer
-    Copyright (C) 1997-2010 Sam Lantinga
-
-    This library is free software; you can redistribute it and/or
-    modify it under the terms of the GNU Lesser General Public
-    License as published by the Free Software Foundation; either
-    version 2.1 of the License, or (at your option) any later version.
-
-    This library 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
-    Lesser General Public License for more details.
-
-    You should have received a copy of the GNU Lesser General Public
-    License along with this library; if not, write to the Free Software
-    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
-
-    Sam Lantinga
-    slouken@libsdl.org
-*/
-#include "SDL_config.h"
-
-#if SDL_VIDEO_RENDER_GDI
-
-#include "SDL_windowsvideo.h"
-#include "../SDL_rect_c.h"
-#include "../SDL_yuv_sw_c.h"
-#include "../SDL_alphamult.h"
-
-#ifdef _WIN32_WCE
-#define NO_GETDIBBITS 1
-#endif
-
-/* GDI renderer implementation */
-
-static SDL_Renderer *GDI_CreateRenderer(SDL_Window * window, Uint32 flags);
-static int GDI_DisplayModeChanged(SDL_Renderer * renderer);
-static int GDI_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture);
-static int GDI_QueryTexturePixels(SDL_Renderer * renderer,
-                                  SDL_Texture * texture, void **pixels,
-                                  int *pitch);
-static int GDI_SetTexturePalette(SDL_Renderer * renderer,
-                                 SDL_Texture * texture,
-                                 const SDL_Color * colors, int firstcolor,
-                                 int ncolors);
-static int GDI_GetTexturePalette(SDL_Renderer * renderer,
-                                 SDL_Texture * texture, SDL_Color * colors,
-                                 int firstcolor, int ncolors);
-static int GDI_SetTextureAlphaMod(SDL_Renderer * renderer,
-                                  SDL_Texture * texture);
-static int GDI_SetTextureBlendMode(SDL_Renderer * renderer,
-                                   SDL_Texture * texture);
-static int GDI_SetTextureScaleMode(SDL_Renderer * renderer,
-                                   SDL_Texture * texture);
-static int GDI_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
-                             const SDL_Rect * rect, const void *pixels,
-                             int pitch);
-static int GDI_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
-                           const SDL_Rect * rect, int markDirty,
-                           void **pixels, int *pitch);
-static void GDI_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture);
-static int GDI_SetDrawBlendMode(SDL_Renderer * renderer);
-static int GDI_RenderDrawPoints(SDL_Renderer * renderer,
-                                const SDL_Point * points, int count);
-static int GDI_RenderDrawLines(SDL_Renderer * renderer,
-                               const SDL_Point * points, int count);
-static int GDI_RenderDrawRects(SDL_Renderer * renderer,
-                               const SDL_Rect ** rects, int count);
-static int GDI_RenderFillRects(SDL_Renderer * renderer,
-                               const SDL_Rect ** rects, int count);
-static int GDI_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
-                          const SDL_Rect * srcrect, const SDL_Rect * dstrect);
-static int GDI_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
-                                Uint32 format, void * pixels, int pitch);
-static int GDI_RenderWritePixels(SDL_Renderer * renderer, const SDL_Rect * rect,
-                                 Uint32 format, const void * pixels, int pitch);
-static void GDI_RenderPresent(SDL_Renderer * renderer);
-static void GDI_DestroyTexture(SDL_Renderer * renderer,
-                               SDL_Texture * texture);
-static void GDI_DestroyRenderer(SDL_Renderer * renderer);
-
-
-SDL_RenderDriver GDI_RenderDriver = {
-    GDI_CreateRenderer,
-    {
-     "gdi",
-     (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY |
-      SDL_RENDERER_PRESENTFLIP2 | SDL_RENDERER_PRESENTFLIP3 |
-      SDL_RENDERER_PRESENTDISCARD | SDL_RENDERER_ACCELERATED),
-     (SDL_TEXTUREMODULATE_NONE | SDL_TEXTUREMODULATE_ALPHA),
-     (SDL_BLENDMODE_NONE | SDL_BLENDMODE_MASK),
-     (SDL_SCALEMODE_NONE | SDL_SCALEMODE_FAST),
-     14,
-     {
-      SDL_PIXELFORMAT_INDEX8,
-      SDL_PIXELFORMAT_RGB555,
-      SDL_PIXELFORMAT_RGB565,
-      SDL_PIXELFORMAT_RGB888,
-      SDL_PIXELFORMAT_BGR888,
-      SDL_PIXELFORMAT_ARGB8888,
-      SDL_PIXELFORMAT_RGBA8888,
-      SDL_PIXELFORMAT_ABGR8888,
-      SDL_PIXELFORMAT_BGRA8888,
-      SDL_PIXELFORMAT_YV12,
-      SDL_PIXELFORMAT_IYUV,
-      SDL_PIXELFORMAT_YUY2,
-      SDL_PIXELFORMAT_UYVY,
-      SDL_PIXELFORMAT_YVYU},
-     0,
-     0}
-};
-
-typedef struct
-{
-    HWND hwnd;
-    HDC window_hdc;
-    HDC render_hdc;
-    HDC memory_hdc;
-    HDC current_hdc;
-#ifndef NO_GETDIBBITS
-    LPBITMAPINFO bmi;
-#endif
-    HBITMAP hbm[3];
-    int current_hbm;
-    SDL_DirtyRectList dirty;
-    SDL_bool makedirty;
-} GDI_RenderData;
-
-typedef struct
-{
-    SDL_SW_YUVTexture *yuv;
-    Uint32 format;
-    HPALETTE hpal;
-    HBITMAP hbm;
-    void *pixels;
-    int pitch;
-    SDL_bool premultiplied;
-} GDI_TextureData;
-
-static void
-UpdateYUVTextureData(SDL_Texture * texture)
-{
-    GDI_TextureData *data = (GDI_TextureData *) texture->driverdata;
-    SDL_Rect rect;
-
-    rect.x = 0;
-    rect.y = 0;
-    rect.w = texture->w;
-    rect.h = texture->h;
-    SDL_SW_CopyYUVToRGB(data->yuv, &rect, data->format, texture->w,
-                        texture->h, data->pixels, data->pitch);
-}
-
-void
-GDI_AddRenderDriver(_THIS)
-{
-    int i;
-    for (i = 0; i < _this->num_displays; ++i) {
-        SDL_AddRenderDriver(&_this->displays[i], &GDI_RenderDriver);
-    }
-}
-
-SDL_Renderer *
-GDI_CreateRenderer(SDL_Window * window, Uint32 flags)
-{
-    SDL_WindowData *windowdata = (SDL_WindowData *) window->driverdata;
-    SDL_Renderer *renderer;
-    GDI_RenderData *data;
-#ifndef NO_GETDIBBITS
-    int bmi_size;
-    HBITMAP hbm;
-#endif
-    int i, n;
-
-    renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer));
-    if (!renderer) {
-        SDL_OutOfMemory();
-        return NULL;
-    }
-
-    data = (GDI_RenderData *) SDL_calloc(1, sizeof(*data));
-    if (!data) {
-        GDI_DestroyRenderer(renderer);
-        SDL_OutOfMemory();
-        return NULL;
-    }
-
-    windowdata->videodata->render = RENDER_GDI;
-
-    renderer->DisplayModeChanged = GDI_DisplayModeChanged;
-    renderer->CreateTexture = GDI_CreateTexture;
-    renderer->QueryTexturePixels = GDI_QueryTexturePixels;
-    renderer->SetTexturePalette = GDI_SetTexturePalette;
-    renderer->GetTexturePalette = GDI_GetTexturePalette;
-    renderer->SetTextureAlphaMod = GDI_SetTextureAlphaMod;
-    renderer->SetTextureBlendMode = GDI_SetTextureBlendMode;
-    renderer->SetTextureScaleMode = GDI_SetTextureScaleMode;
-    renderer->UpdateTexture = GDI_UpdateTexture;
-    renderer->LockTexture = GDI_LockTexture;
-    renderer->UnlockTexture = GDI_UnlockTexture;
-    renderer->SetDrawBlendMode = GDI_SetDrawBlendMode;
-    renderer->RenderDrawPoints = GDI_RenderDrawPoints;
-    renderer->RenderDrawLines = GDI_RenderDrawLines;
-    renderer->RenderDrawRects = GDI_RenderDrawRects;
-    renderer->RenderFillRects = GDI_RenderFillRects;
-    renderer->RenderCopy = GDI_RenderCopy;
-    renderer->RenderReadPixels = GDI_RenderReadPixels;
-    renderer->RenderWritePixels = GDI_RenderWritePixels;
-    renderer->RenderPresent = GDI_RenderPresent;
-    renderer->DestroyTexture = GDI_DestroyTexture;
-    renderer->DestroyRenderer = GDI_DestroyRenderer;
-    renderer->info = GDI_RenderDriver.info;
-    renderer->window = window;
-    renderer->driverdata = data;
-
-    renderer->info.flags = SDL_RENDERER_ACCELERATED;
-
-    data->hwnd = windowdata->hwnd;
-    data->window_hdc = windowdata->hdc;
-    data->render_hdc = CreateCompatibleDC(data->window_hdc);
-    data->memory_hdc = CreateCompatibleDC(data->window_hdc);
-
-#ifndef NO_GETDIBBITS
-    /* Fill in the compatible bitmap info */
-    bmi_size = sizeof(BITMAPINFOHEADER) + 256 * sizeof(RGBQUAD);
-    data->bmi = (LPBITMAPINFO) SDL_calloc(1, bmi_size);
-    if (!data->bmi) {
-        GDI_DestroyRenderer(renderer);
-        SDL_OutOfMemory();
-        return NULL;
-    }
-    data->bmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
-
-    hbm = CreateCompatibleBitmap(data->window_hdc, 1, 1);
-    GetDIBits(data->window_hdc, hbm, 0, 1, NULL, data->bmi, DIB_RGB_COLORS);
-    GetDIBits(data->window_hdc, hbm, 0, 1, NULL, data->bmi, DIB_RGB_COLORS);
-    DeleteObject(hbm);
-#endif
-
-    if (flags & SDL_RENDERER_SINGLEBUFFER) {
-        renderer->info.flags |=
-            (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY);
-        n = 0;
-    } else if (flags & SDL_RENDERER_PRESENTFLIP2) {
-        renderer->info.flags |= SDL_RENDERER_PRESENTFLIP2;
-        n = 2;
-    } else if (flags & SDL_RENDERER_PRESENTFLIP3) {
-        renderer->info.flags |= SDL_RENDERER_PRESENTFLIP3;
-        n = 3;
-    } else {
-        renderer->info.flags |= SDL_RENDERER_PRESENTCOPY;
-        n = 1;
-    }
-    for (i = 0; i < n; ++i) {
-        data->hbm[i] =
-            CreateCompatibleBitmap(data->window_hdc, window->w, window->h);
-        if (!data->hbm[i]) {
-            GDI_DestroyRenderer(renderer);
-            WIN_SetError("CreateCompatibleBitmap()");
-            return NULL;
-        }
-    }
-    if (n > 0) {
-        SelectObject(data->render_hdc, data->hbm[0]);
-        data->current_hdc = data->render_hdc;
-        data->makedirty = SDL_TRUE;
-    } else {
-        data->current_hdc = data->window_hdc;
-        data->makedirty = SDL_FALSE;
-    }
-    data->current_hbm = 0;
-
-#ifdef _WIN32_WCE
-    // check size for GDI fullscreen and rotate
-    if((window->flags & SDL_WINDOW_FULLSCREEN) &&
-        GetSystemMetrics(SM_CXSCREEN) != GetSystemMetrics(SM_CYSCREEN) &&
-        ((GetSystemMetrics(SM_CXSCREEN) < GetSystemMetrics(SM_CYSCREEN) && window->w > window->h) ||
-         (GetSystemMetrics(SM_CXSCREEN) > GetSystemMetrics(SM_CYSCREEN) && window->w < window->h)))
-    {
-	int orientation = WINCE_GetDMOrientation();
-	switch(orientation)
-	{
-	    case DMDO_0:   orientation = DMDO_90; break;
-	    case DMDO_270: orientation = DMDO_180; break;
-	    case DMDO_90:  orientation = DMDO_0; break;
-	    case DMDO_180: orientation = DMDO_270; break;
-
-	    default:
-		GDI_DestroyRenderer(renderer);
-		return NULL;
-	}
-
-	if(0 > WINCE_SetDMOrientation(orientation))
-	{
-	    GDI_DestroyRenderer(renderer);
-	    return NULL;
-	}
-    }
-#endif
-
-    return renderer;
-}
-
-static int
-GDI_DisplayModeChanged(SDL_Renderer * renderer)
-{
-    GDI_RenderData *data = (GDI_RenderData *) renderer->driverdata;
-    SDL_Window *window = renderer->window;
-    int i, n;
-
-    if (renderer->info.flags & SDL_RENDERER_SINGLEBUFFER) {
-        n = 0;
-    } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP2) {
-        n = 2;
-    } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP3) {
-        n = 3;
-    } else {
-        n = 1;
-    }
-    for (i = 0; i < n; ++i) {
-        if (data->hbm[i]) {
-            DeleteObject(data->hbm[i]);
-            data->hbm[i] = NULL;
-        }
-    }
-    for (i = 0; i < n; ++i) {
-        data->hbm[i] =
-            CreateCompatibleBitmap(data->window_hdc, window->w, window->h);
-        if (!data->hbm[i]) {
-            WIN_SetError("CreateCompatibleBitmap()");
-            return -1;
-        }
-    }
-    if (n > 0) {
-        SelectObject(data->render_hdc, data->hbm[0]);
-    }
-    data->current_hbm = 0;
-
-    return 0;
-}
-
-static HBITMAP
-GDI_CreateDIBSection(HDC hdc, int w, int h, int pitch, Uint32 format,
-                     HPALETTE * hpal, void ** pixels)
-{
-    int bmi_size;
-    LPBITMAPINFO bmi;
-
-    bmi_size = sizeof(BITMAPINFOHEADER) + 256 * sizeof(RGBQUAD);
-    bmi = (LPBITMAPINFO) SDL_calloc(1, bmi_size);
-    if (!bmi) {
-        SDL_OutOfMemory();
-        return NULL;
-    }
-    bmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
-    bmi->bmiHeader.biWidth = w;
-    bmi->bmiHeader.biHeight = -h;  /* topdown bitmap */
-    bmi->bmiHeader.biPlanes = 1;
-    bmi->bmiHeader.biSizeImage = h * pitch;
-    bmi->bmiHeader.biXPelsPerMeter = 0;
-    bmi->bmiHeader.biYPelsPerMeter = 0;
-    bmi->bmiHeader.biClrUsed = 0;
-    bmi->bmiHeader.biClrImportant = 0;
-    bmi->bmiHeader.biBitCount = SDL_BYTESPERPIXEL(format) * 8;
-    if (SDL_ISPIXELFORMAT_INDEXED(format)) {
-        bmi->bmiHeader.biCompression = BI_RGB;
-        if (hpal) {
-            int i, ncolors;
-            LOGPALETTE *palette;
-
-            ncolors = (1 << SDL_BITSPERPIXEL(format));
-            palette =
-                (LOGPALETTE *) SDL_malloc(sizeof(*palette) +
-                                          ncolors * sizeof(PALETTEENTRY));
-            if (!palette) {
-                SDL_free(bmi);
-                SDL_OutOfMemory();
-                return NULL;
-            }
-            palette->palVersion = 0x300;
-            palette->palNumEntries = ncolors;
-            for (i = 0; i < ncolors; ++i) {
-                palette->palPalEntry[i].peRed = 0xFF;
-                palette->palPalEntry[i].peGreen = 0xFF;
-                palette->palPalEntry[i].peBlue = 0xFF;
-                palette->palPalEntry[i].peFlags = 0;
-            }
-            *hpal = CreatePalette(palette);
-            SDL_free(palette);
-        }
-    } else {
-        int bpp;
-        Uint32 Rmask, Gmask, Bmask, Amask;
-
-        bmi->bmiHeader.biCompression = BI_BITFIELDS;
-        SDL_PixelFormatEnumToMasks(format, &bpp, &Rmask, &Gmask, &Bmask,
-                                   &Amask);
-        ((Uint32 *) bmi->bmiColors)[0] = Rmask;
-        ((Uint32 *) bmi->bmiColors)[1] = Gmask;
-        ((Uint32 *) bmi->bmiColors)[2] = Bmask;
-        if (hpal) {
-            *hpal = NULL;
-        }
-    }
-    return CreateDIBSection(hdc, bmi, DIB_RGB_COLORS, pixels, NULL, 0);
-}
-
-static int
-GDI_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
-{
-    GDI_RenderData *renderdata = (GDI_RenderData *) renderer->driverdata;
-    SDL_Window *window = renderer->window;
-    SDL_VideoDisplay *display = window->display;
-    GDI_TextureData *data;
-
-    data = (GDI_TextureData *) SDL_calloc(1, sizeof(*data));
-    if (!data) {
-        SDL_OutOfMemory();
-        return -1;
-    }
-
-    texture->driverdata = data;
-
-    if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
-        data->yuv =
-            SDL_SW_CreateYUVTexture(texture->format, texture->w, texture->h);
-        if (!data->yuv) {
-            return -1;
-        }
-        data->format = display->current_mode.format;
-    } else {
-        data->format = texture->format;
-    }
-    data->pitch = (texture->w * SDL_BYTESPERPIXEL(data->format));
-
-    if (data->yuv || texture->access == SDL_TEXTUREACCESS_STREAMING
-        || texture->format != display->current_mode.format) {
-        data->hbm = GDI_CreateDIBSection(renderdata->memory_hdc,
-                                         texture->w, texture->h,
-                                         data->pitch, data->format,
-                                         &data->hpal, &data->pixels);
-    } else {
-        data->hbm = CreateCompatibleBitmap(renderdata->window_hdc,
-                                           texture->w, texture->h);
-    }
-    if (!data->hbm) {
-        WIN_SetError("Couldn't create bitmap");
-        return -1;
-    }
-
-    return 0;
-}
-
-static int
-GDI_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture,
-                       void **pixels, int *pitch)
-{
-    GDI_TextureData *data = (GDI_TextureData *) texture->driverdata;
-
-    if (data->yuv) {
-        return SDL_SW_QueryYUVTexturePixels(data->yuv, pixels, pitch);
-    } else {
-        *pixels = data->pixels;
-        *pitch = data->pitch;
-        return 0;
-    }
-}
-
-static int
-GDI_SetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
-                      const SDL_Color * colors, int firstcolor, int ncolors)
-{
-    GDI_RenderData *renderdata = (GDI_RenderData *) renderer->driverdata;
-    GDI_TextureData *data = (GDI_TextureData *) texture->driverdata;
-
-    if (data->yuv) {
-        SDL_SetError("YUV textures don't have a palette");
-        return -1;
-    } else {
-        PALETTEENTRY entries[256];
-        int i;
-
-        for (i = 0; i < ncolors; ++i) {
-            entries[i].peRed = colors[i].r;
-            entries[i].peGreen = colors[i].g;
-            entries[i].peBlue = colors[i].b;
-            entries[i].peFlags = 0;
-        }
-        if (!SetPaletteEntries(data->hpal, firstcolor, ncolors, entries)) {
-            WIN_SetError("SetPaletteEntries()");
-            return -1;
-        }
-        return 0;
-    }
-}
-
-static int
-GDI_GetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
-                      SDL_Color * colors, int firstcolor, int ncolors)
-{
-    GDI_TextureData *data = (GDI_TextureData *) texture->driverdata;
-
-    if (data->yuv) {
-        SDL_SetError("YUV textures don't have a palette");
-        return -1;
-    } else {
-        PALETTEENTRY entries[256];
-        int i;
-
-        if (!GetPaletteEntries(data->hpal, firstcolor, ncolors, entries)) {
-            WIN_SetError("GetPaletteEntries()");
-            return -1;
-        }
-        for (i = 0; i < ncolors; ++i) {
-            colors[i].r = entries[i].peRed;
-            colors[i].g = entries[i].peGreen;
-            colors[i].b = entries[i].peBlue;
-        }
-        return 0;
-    }
-}
-
-static int
-GDI_SetTextureAlphaMod(SDL_Renderer * renderer, SDL_Texture * texture)
-{
-    return 0;
-}
-
-static int
-GDI_SetTextureBlendMode(SDL_Renderer * renderer, SDL_Texture * texture)
-{
-    GDI_TextureData *data = (GDI_TextureData *) texture->driverdata;
-
-    switch (texture->blendMode) {
-    case SDL_BLENDMODE_NONE:
-        if (data->premultiplied) {
-            /* Crap, we've lost the original pixel data... *sigh* */
-        }
-        return 0;
-#ifndef _WIN32_WCE              /* WinCE has no alphablend */
-    case SDL_BLENDMODE_MASK:
-    case SDL_BLENDMODE_BLEND:
-        if (!data->premultiplied && data->pixels) {
-            switch (texture->format) {
-            case SDL_PIXELFORMAT_ARGB8888:
-                SDL_PreMultiplyAlphaARGB8888(texture->w, texture->h,
-                                             (Uint32 *) data->pixels,
-                                             data->pitch);
-                data->premultiplied = SDL_TRUE;
-                break;
-            case SDL_PIXELFORMAT_RGBA8888:
-                SDL_PreMultiplyAlphaRGBA8888(texture->w, texture->h,
-                                             (Uint32 *) data->pixels,
-                                             data->pitch);
-                data->premultiplied = SDL_TRUE;
-                break;
-            case SDL_PIXELFORMAT_ABGR8888:
-                SDL_PreMultiplyAlphaABGR8888(texture->w, texture->h,
-                                             (Uint32 *) data->pixels,
-                                             data->pitch);
-                data->premultiplied = SDL_TRUE;
-                break;
-            case SDL_PIXELFORMAT_BGRA8888:
-                SDL_PreMultiplyAlphaBGRA8888(texture->w, texture->h,
-                                             (Uint32 *) data->pixels,
-                                             data->pitch);
-                data->premultiplied = SDL_TRUE;
-                break;
-            }
-        }
-        return 0;
-#endif
-    default:
-        SDL_Unsupported();
-        texture->blendMode = SDL_BLENDMODE_NONE;
-        return -1;
-    }
-}
-
-static int
-GDI_SetTextureScaleMode(SDL_Renderer * renderer, SDL_Texture * texture)
-{
-    switch (texture->scaleMode) {
-    case SDL_SCALEMODE_NONE:
-    case SDL_SCALEMODE_FAST:
-        return 0;
-    case SDL_SCALEMODE_SLOW:
-    case SDL_SCALEMODE_BEST:
-        SDL_Unsupported();
-        texture->scaleMode = SDL_SCALEMODE_FAST;
-        return -1;
-    default:
-        SDL_Unsupported();
-        texture->scaleMode = SDL_SCALEMODE_NONE;
-        return -1;
-    }
-    return 0;
-}
-
-static int
-GDI_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
-                  const SDL_Rect * rect, const void *pixels, int pitch)
-{
-    GDI_TextureData *data = (GDI_TextureData *) texture->driverdata;
-
-    if (data->yuv) {
-        if (SDL_SW_UpdateYUVTexture(data->yuv, rect, pixels, pitch) < 0) {
-            return -1;
-        }
-        UpdateYUVTextureData(texture);
-        return 0;
-    } else {
-        GDI_RenderData *renderdata = (GDI_RenderData *) renderer->driverdata;
-
-        if (data->pixels) {
-            Uint8 *src, *dst;
-            int row;
-            size_t length;
-
-            src = (Uint8 *) pixels;
-            dst =
-                (Uint8 *) data->pixels + rect->y * data->pitch +
-                rect->x * SDL_BYTESPERPIXEL(texture->format);
-            length = rect->w * SDL_BYTESPERPIXEL(texture->format);
-            for (row = 0; row < rect->h; ++row) {
-                SDL_memcpy(dst, src, length);
-                src += pitch;
-                dst += data->pitch;
-            }
-            if (data->premultiplied) {
-                Uint32 *pixels =
-                    (Uint32 *) data->pixels + rect->y * (data->pitch / 4) +
-                    rect->x;
-                switch (texture->format) {
-                case SDL_PIXELFORMAT_ARGB8888:
-                    SDL_PreMultiplyAlphaARGB8888(rect->w, rect->h, pixels,
-                                                 data->pitch);
-                    break;
-                case SDL_PIXELFORMAT_RGBA8888:
-                    SDL_PreMultiplyAlphaRGBA8888(rect->w, rect->h, pixels,
-                                                 data->pitch);
-                    break;
-                case SDL_PIXELFORMAT_ABGR8888:
-                    SDL_PreMultiplyAlphaABGR8888(rect->w, rect->h, pixels,
-                                                 data->pitch);
-                    break;
-                case SDL_PIXELFORMAT_BGRA8888:
-                    SDL_PreMultiplyAlphaBGRA8888(rect->w, rect->h, pixels,
-                                                 data->pitch);
-                    break;
-                }
-            }
-        } else if (rect->w == texture->w && pitch == data->pitch) {
-#ifndef NO_GETDIBBITS
-            if (!SetDIBits
-                (renderdata->window_hdc, data->hbm, rect->y, rect->h, pixels,
-                 renderdata->bmi, DIB_RGB_COLORS)) {
-                WIN_SetError("SetDIBits()");
-                return -1;
-            }
-#else
-            SDL_SetError("FIXME: Update Texture");
-            return -1;
-#endif
-        } else {
-            SDL_SetError
-                ("FIXME: Need to allocate temporary memory and do GetDIBits() followed by SetDIBits(), since we can only set blocks of scanlines at a time");
-            return -1;
-        }
-        return 0;
-    }
-}
-
-static int
-GDI_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
-                const SDL_Rect * rect, int markDirty, void **pixels,
-                int *pitch)
-{
-    GDI_TextureData *data = (GDI_TextureData *) texture->driverdata;
-
-    if (data->yuv) {
-        return SDL_SW_LockYUVTexture(data->yuv, rect, markDirty, pixels,
-                                     pitch);
-    } else if (data->pixels) {
-#ifndef _WIN32_WCE
-        /* WinCE has no GdiFlush */
-        GdiFlush();
-#endif
-        *pixels =
-            (void *) ((Uint8 *) data->pixels + rect->y * data->pitch +
-                      rect->x * SDL_BYTESPERPIXEL(texture->format));
-        *pitch = data->pitch;
-        return 0;
-    } else {
-        SDL_SetError("No pixels available");
-        return -1;
-    }
-}
-
-static void
-GDI_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture)
-{
-    GDI_TextureData *data = (GDI_TextureData *) texture->driverdata;
-
-    if (data->yuv) {
-        SDL_SW_UnlockYUVTexture(data->yuv);
-        UpdateYUVTextureData(texture);
-    }
-}
-
-static int
-GDI_SetDrawBlendMode(SDL_Renderer * renderer)
-{
-    switch (renderer->blendMode) {
-    case SDL_BLENDMODE_NONE:
-        return 0;
-    default:
-        SDL_Unsupported();
-        renderer->blendMode = SDL_BLENDMODE_NONE;
-        return -1;
-    }
-}
-
-static int
-GDI_RenderDrawPoints(SDL_Renderer * renderer, const SDL_Point * points,
-                     int count)
-{
-    GDI_RenderData *data = (GDI_RenderData *) renderer->driverdata;
-    int i;
-    COLORREF color;
-
-    if (data->makedirty) {
-        /* Get the smallest rectangle that contains everything */
-        SDL_Window *window = renderer->window;
-        SDL_Rect rect;
-
-        rect.x = 0;
-        rect.y = 0;
-        rect.w = window->w;
-        rect.h = window->h;
-        if (!SDL_EnclosePoints(points, count, &rect, &rect)) {
-            /* Nothing to draw */
-            return 0;
-        }
-
-        SDL_AddDirtyRect(&data->dirty, &rect);
-    }
-
-    color = RGB(renderer->r, renderer->g, renderer->b);
-    for (i = 0; i < count; ++i) {
-        SetPixel(data->current_hdc, points[i].x, points[i].y, color);
-    }
-
-    return 0;
-}
-
-static int
-GDI_RenderDrawLines(SDL_Renderer * renderer, const SDL_Point * points,
-                    int count)
-{
-    GDI_RenderData *data = (GDI_RenderData *) renderer->driverdata;
-    HPEN pen;
-    BOOL status;
-
-    if (data->makedirty) {
-        /* Get the smallest rectangle that contains everything */
-        SDL_Window *window = renderer->window;
-        SDL_Rect clip, rect;
-
-        clip.x = 0;
-        clip.y = 0;
-        clip.w = window->w;
-        clip.h = window->h;
-        SDL_EnclosePoints(points, count, NULL, &rect);
-        if (!SDL_IntersectRect(&rect, &clip, &rect)) {
-            /* Nothing to draw */
-            return 0;
-        }
-
-        SDL_AddDirtyRect(&data->dirty, &rect);
-    }
-
-    /* Should we cache the pen? .. it looks like GDI does for us. :) */
-    pen = CreatePen(PS_SOLID, 1, RGB(renderer->r, renderer->g, renderer->b));
-    SelectObject(data->current_hdc, pen);
-    {
-        LPPOINT p = SDL_stack_alloc(POINT, count);
-        int i;
-
-        for (i = 0; i < count; ++i) {
-            p[i].x = points[i].x;
-            p[i].y = points[i].y;
-        }
-        status = Polyline(data->current_hdc, p, count);
-        SDL_stack_free(p);
-    }
-    DeleteObject(pen);
-
-    /* Need to close the endpoint of the line */
-    if (points[0].x != points[count-1].x || points[0].y != points[count-1].y) {
-        SetPixel(data->current_hdc, points[count-1].x, points[count-1].y,
-                 RGB(renderer->r, renderer->g, renderer->b));
-    }
-
-    if (!status) {
-        WIN_SetError("Polyline()");
-        return -1;
-    }
-    return 0;
-}
-
-static int
-GDI_RenderDrawRects(SDL_Renderer * renderer, const SDL_Rect ** rects,
-                    int count)
-{
-    GDI_RenderData *data = (GDI_RenderData *) renderer->driverdata;
-    HPEN pen;
-    POINT vertices[5];
-    int i, status = 1;
-
-    if (data->makedirty) {
-        SDL_Window *window = renderer->window;
-        SDL_Rect clip, rect;
-
-        clip.x = 0;
-        clip.y = 0;
-        clip.w = window->w;
-        clip.h = window->h;
-
-        for (i = 0; i < count; ++i) {
-            if (SDL_IntersectRect(rects[i], &clip, &rect)) {
-                SDL_AddDirtyRect(&data->dirty, &rect);
-            }
-        }
-    }
-
-    /* Should we cache the pen? .. it looks like GDI does for us. :) */
-    pen = CreatePen(PS_SOLID, 1, RGB(renderer->r, renderer->g, renderer->b));
-    SelectObject(data->current_hdc, pen);
-    for (i = 0; i < count; ++i) {
-        const SDL_Rect *rect = rects[i];
-
-        vertices[0].x = rect->x;
-        vertices[0].y = rect->y;
-
-        vertices[1].x = rect->x+rect->w-1;
-        vertices[1].y = rect->y;
-
-        vertices[2].x = rect->x+rect->w-1;
-        vertices[2].y = rect->y+rect->h-1;
-
-        vertices[3].x = rect->x;
-        vertices[3].y = rect->y+rect->h-1;
-
-        vertices[4].x = rect->x;
-        vertices[4].y = rect->y;
-
-        status &= Polyline(data->current_hdc, vertices, 5);
-    }
-    DeleteObject(pen);
-
-    if (!status) {
-        WIN_SetError("Polyline()");
-        return -1;
-    }
-    return 0;
-}
-
-static int
-GDI_RenderFillRects(SDL_Renderer * renderer, const SDL_Rect ** rects,
-                    int count)
-{
-    GDI_RenderData *data = (GDI_RenderData *) renderer->driverdata;
-    RECT rc;
-    HBRUSH brush;
-    int i, status = 1;
-
-    if (data->makedirty) {
-        SDL_Window *window = renderer->window;
-        SDL_Rect clip, rect;
-
-        clip.x = 0;
-        clip.y = 0;
-        clip.w = window->w;
-        clip.h = window->h;
-
-        for (i = 0; i < count; ++i) {
-            if (SDL_IntersectRect(rects[i], &clip, &rect)) {
-                SDL_AddDirtyRect(&data->dirty, &rect);
-            }
-        }
-    }
-
-    /* Should we cache the brushes? .. it looks like GDI does for us. :) */
-    brush = CreateSolidBrush(RGB(renderer->r, renderer->g, renderer->b));
-    SelectObject(data->current_hdc, brush);
-    for (i = 0; i < count; ++i) {
-        const SDL_Rect *rect = rects[i];
-
-        rc.left = rect->x;
-        rc.top = rect->y;
-        rc.right = rect->x + rect->w;
-        rc.bottom = rect->y + rect->h;
-
-        status &= FillRect(data->current_hdc, &rc, brush);
-    }
-    DeleteObject(brush);
-
-    if (!status) {
-        WIN_SetError("FillRect()");
-        return -1;
-    }
-    return 0;
-}
-
-static int
-GDI_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
-               const SDL_Rect * srcrect, const SDL_Rect * dstrect)
-{
-    GDI_RenderData *data = (GDI_RenderData *) renderer->driverdata;
-    GDI_TextureData *texturedata = (GDI_TextureData *) texture->driverdata;
-
-    if (data->makedirty) {
-        SDL_AddDirtyRect(&data->dirty, dstrect);
-    }
-
-    SelectObject(data->memory_hdc, texturedata->hbm);
-    if (texturedata->hpal) {
-        SelectPalette(data->memory_hdc, texturedata->hpal, TRUE);
-        RealizePalette(data->memory_hdc);
-    }
-    if (texture->blendMode & (SDL_BLENDMODE_MASK | SDL_BLENDMODE_BLEND)) {
-#ifdef _WIN32_WCE
-        SDL_SetError("Texture has blendmode not supported under WinCE");
-        return -1;
-#else
-        BLENDFUNCTION blendFunc = {
-            AC_SRC_OVER,
-            0,
-            texture->a,
-            AC_SRC_ALPHA
-        };
-        if (!AlphaBlend
-            (data->current_hdc, dstrect->x, dstrect->y, dstrect->w,
-             dstrect->h, data->memory_hdc, srcrect->x, srcrect->y, srcrect->w,
-             srcrect->h, blendFunc)) {
-            WIN_SetError("AlphaBlend()");
-            return -1;
-        }
-#endif
-    } else {
-        if (srcrect->w == dstrect->w && srcrect->h == dstrect->h) {
-            if (!BitBlt
-                (data->current_hdc, dstrect->x, dstrect->y, dstrect->w,
-                 srcrect->h, data->memory_hdc, srcrect->x, srcrect->y,
-                 SRCCOPY)) {
-                WIN_SetError("BitBlt()");
-                return -1;
-            }
-        } else {
-            if (!StretchBlt
-                (data->current_hdc, dstrect->x, dstrect->y, dstrect->w,
-                 dstrect->h, data->memory_hdc, srcrect->x, srcrect->y,
-                 srcrect->w, srcrect->h, SRCCOPY)) {
-                WIN_SetError("StretchBlt()");
-                return -1;
-            }
-        }
-    }
-    return 0;
-}
-
-static int
-GDI_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
-                     Uint32 format, void * pixels, int pitch)
-{
-    GDI_RenderData *renderdata = (GDI_RenderData *) renderer->driverdata;
-    SDL_Window *window = renderer->window;
-    SDL_VideoDisplay *display = window->display;
-    struct {
-        HBITMAP hbm;
-        void *pixels;
-        int pitch;
-        Uint32 format;
-    } data;
-
-    data.format = display->current_mode.format;
-    data.pitch = (rect->w * SDL_BYTESPERPIXEL(data.format));
-
-    data.hbm = GDI_CreateDIBSection(renderdata->memory_hdc, rect->w, rect->h,
-                                    data.pitch, data.format, NULL,
-                                    &data.pixels);
-    if (!data.hbm) {
-        WIN_SetError("Couldn't create bitmap");
-        return -1;
-    }
-
-    SelectObject(renderdata->memory_hdc, data.hbm);
-    if (!BitBlt(renderdata->memory_hdc, 0, 0, rect->w, rect->h,
-                renderdata->current_hdc, rect->x, rect->y, SRCCOPY)) {
-        WIN_SetError("BitBlt()");
-        DeleteObject(data.hbm);
-        return -1;
-    }
-
-    SDL_ConvertPixels(rect->w, rect->h,
-                      data.format, data.pixels, data.pitch,
-                      format, pixels, pitch);
-
-    DeleteObject(data.hbm);
-    return 0;
-}
-
-static int
-GDI_RenderWritePixels(SDL_Renderer * renderer, const SDL_Rect * rect,
-                      Uint32 format, const void * pixels, int pitch)
-{
-    GDI_RenderData *renderdata = (GDI_RenderData *) renderer->driverdata;
-    SDL_Window *window = renderer->window;
-    SDL_VideoDisplay *display = window->display;
-    struct {
-        HBITMAP hbm;
-        void *pixels;
-        int pitch;
-        Uint32 format;
-    } data;
-
-    data.format = display->current_mode.format;
-    data.pitch = (rect->w * SDL_BYTESPERPIXEL(data.format));
-
-    data.hbm = GDI_CreateDIBSection(renderdata->memory_hdc, rect->w, rect->h,
-                                    data.pitch, data.format,
-                                    NULL, &data.pixels);
-    if (!data.hbm) {
-        WIN_SetError("Couldn't create bitmap");
-        return -1;
-    }
-
-    SDL_ConvertPixels(rect->w, rect->h, format, pixels, pitch,
-                      data.format, data.pixels, data.pitch);
-
-    SelectObject(renderdata->memory_hdc, data.hbm);
-    if (!BitBlt(renderdata->current_hdc, rect->x, rect->y, rect->w, rect->h,
-                renderdata->memory_hdc, 0, 0, SRCCOPY)) {
-        WIN_SetError("BitBlt()");
-        DeleteObject(data.hbm);
-        return -1;
-    }
-
-    DeleteObject(data.hbm);
-    return 0;
-}
-
-static void
-GDI_RenderPresent(SDL_Renderer * renderer)
-{
-    GDI_RenderData *data = (GDI_RenderData *) renderer->driverdata;
-    SDL_DirtyRect *dirty;
-
-    /* Send the data to the display */
-    if (!(renderer->info.flags & SDL_RENDERER_SINGLEBUFFER)) {
-        for (dirty = data->dirty.list; dirty; dirty = dirty->next) {
-            const SDL_Rect *rect = &dirty->rect;
-            BitBlt(data->window_hdc, rect->x, rect->y, rect->w, rect->h,
-                   data->render_hdc, rect->x, rect->y, SRCCOPY);
-        }
-        SDL_ClearDirtyRects(&data->dirty);
-    }
-
-    /* Update the flipping chain, if any */
-    if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP2) {
-        data->current_hbm = (data->current_hbm + 1) % 2;
-        SelectObject(data->render_hdc, data->hbm[data->current_hbm]);
-    } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP3) {
-        data->current_hbm = (data->current_hbm + 1) % 3;
-        SelectObject(data->render_hdc, data->hbm[data->current_hbm]);
-    }
-}
-
-static void
-GDI_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture)
-{
-    GDI_TextureData *data = (GDI_TextureData *) texture->driverdata;
-
-    if (!data) {
-        return;
-    }
-    if (data->yuv) {
-        SDL_SW_DestroyYUVTexture(data->yuv);
-    }
-    if (data->hpal) {
-        DeleteObject(data->hpal);
-    }
-    if (data->hbm) {
-        DeleteObject(data->hbm);
-    }
-    SDL_free(data);
-    texture->driverdata = NULL;
-}
-
-static void
-GDI_DestroyRenderer(SDL_Renderer * renderer)
-{
-    GDI_RenderData *data = (GDI_RenderData *) renderer->driverdata;
-    int i;
-
-    if (data) {
-        DeleteDC(data->render_hdc);
-        DeleteDC(data->memory_hdc);
-#ifndef NO_GETDIBBITS
-        if (data->bmi) {
-            SDL_free(data->bmi);
-        }
-#endif
-        for (i = 0; i < SDL_arraysize(data->hbm); ++i) {
-            if (data->hbm[i]) {
-                DeleteObject(data->hbm[i]);
-            }
-        }
-        SDL_FreeDirtyRects(&data->dirty);
-        SDL_free(data);
-    }
-    SDL_free(renderer);
-}
-
-#endif /* SDL_VIDEO_RENDER_GDI */
-
-/* vi: set ts=4 sw=4 expandtab: */

src/video/windows/SDL_gdirender.h

-/*
-    SDL - Simple DirectMedia Layer
-    Copyright (C) 1997-2010 Sam Lantinga
-
-    This library is free software; you can redistribute it and/or
-    modify it under the terms of the GNU Lesser General Public
-    License as published by the Free Software Foundation; either
-    version 2.1 of the License, or (at your option) any later version.
-
-    This library 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
-    Lesser General Public License for more details.
-
-    You should have received a copy of the GNU Lesser General Public
-    License along with this library; if not, write to the Free Software
-    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
-
-    Sam Lantinga
-    slouken@libsdl.org
-*/
-#include "SDL_config.h"
-
-/* SDL surface based renderer implementation */
-
-#if SDL_VIDEO_RENDER_GDI
-extern void GDI_AddRenderDriver(_THIS);
-#endif
-
-/* vi: set ts=4 sw=4 expandtab: */

src/video/windows/SDL_windowsvideo.c

@@ -225,9 +225,6 @@ WIN_VideoInit(_THIS)
 #if SDL_VIDEO_RENDER_DDRAW
     DDRAW_AddRenderDriver(_this);
 #endif
-#if SDL_VIDEO_RENDER_GDI
-    GDI_AddRenderDriver(_this);
-#endif
 #if SDL_VIDEO_RENDER_GAPI
     WINCE_AddRenderDriver(_this);
 #endif

src/video/x11/SDL_x11render.c

-/*
-
-    SDL - Simple DirectMedia Layer
-    Copyright (C) 1997-2010 Sam Lantinga
-
-    This library is free software; you can redistribute it and/or
-    modify it under the terms of the GNU Lesser General Public
-    License as published by the Free Software Foundation; either
-    version 2.1 of the License, or (at your option) any later version.
-
-    This library 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
-    Lesser General Public License for more details.
-
-    You should have received a copy of the GNU Lesser General Public
-    License along with this library; if not, write to the Free Software
-    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
-
-    Sam Lantinga
-    slouken@libsdl.org
-*/
-#include "SDL_config.h"
-
-#if SDL_VIDEO_RENDER_X11
-
-#include <limits.h> /* For INT_MIN and INT_MAX */
-
-#include "SDL_x11video.h"
-#include "SDL_x11render.h"
-#include "../SDL_rect_c.h"
-#include "../SDL_pixels_c.h"
-#include "../SDL_yuv_sw_c.h"
-
-/* X11 renderer implementation */
-
-static SDL_Renderer *X11_CreateRenderer(SDL_Window * window, Uint32 flags);
-static int X11_DisplayModeChanged(SDL_Renderer * renderer);
-static int X11_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture);
-static int X11_QueryTexturePixels(SDL_Renderer * renderer,
-                                  SDL_Texture * texture, void **pixels,
-                                  int *pitch);
-static int X11_SetTextureRGBAMod(SDL_Renderer * renderer,
-                                 SDL_Texture * texture);
-static int X11_SetTextureBlendMode(SDL_Renderer * renderer,
-                                   SDL_Texture * texture);
-static int X11_SetTextureScaleMode(SDL_Renderer * renderer,
-                                   SDL_Texture * texture);
-static int X11_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
-                             const SDL_Rect * rect, const void *pixels,
-                             int pitch);
-static int X11_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
-                           const SDL_Rect * rect, int markDirty,
-                           void **pixels, int *pitch);
-static void X11_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture);
-static int X11_SetDrawBlendMode(SDL_Renderer * renderer);
-static int X11_RenderDrawPoints(SDL_Renderer * renderer,
-                                const SDL_Point * points, int count);
-static int X11_RenderDrawLines(SDL_Renderer * renderer,
-                               const SDL_Point * points, int count);
-static int X11_RenderDrawRects(SDL_Renderer * renderer,
-                               const SDL_Rect ** rects, int count);
-static int X11_RenderFillRects(SDL_Renderer * renderer,
-                               const SDL_Rect ** rects, int count);
-static int X11_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
-                          const SDL_Rect * srcrect, const SDL_Rect * dstrect);
-static int X11_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
-                                Uint32 format, void * pixels, int pitch);
-static int X11_RenderWritePixels(SDL_Renderer * renderer, const SDL_Rect * rect,
-                                 Uint32 format, const void * pixels, int pitch);
-static void X11_RenderPresent(SDL_Renderer * renderer);
-static void X11_DestroyTexture(SDL_Renderer * renderer,
-                               SDL_Texture * texture);
-static void X11_DestroyRenderer(SDL_Renderer * renderer);
-
-
-SDL_RenderDriver X11_RenderDriver = {
-    X11_CreateRenderer,
-    {
-     "x11",
-     (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY |
-      SDL_RENDERER_PRESENTFLIP2 | SDL_RENDERER_PRESENTFLIP3 |
-      SDL_RENDERER_PRESENTDISCARD | SDL_RENDERER_ACCELERATED),
-     SDL_TEXTUREMODULATE_NONE,
-     SDL_BLENDMODE_NONE,
-     SDL_SCALEMODE_NONE,
-     0,
-     {0},
-     0,
-     0}
-};
-
-typedef struct
-{
-    Display *display;
-    int screen;
-    Visual *visual;
-    int depth;
-    int scanline_pad;
-    Window xwindow;
-    Pixmap pixmaps[3];
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-    Pixmap stencil;
-    Pixmap brush;
-    Picture brush_pict;
-    Picture xwindow_pict;
-    Picture pixmap_picts[3];
-    Picture drawable_pict;
-    Picture stencil_pict;
-    int blend_op;
-    XRenderPictFormat *xwindow_pict_fmt;
-    XRenderPictFormat *drawable_pict_fmt;
-    GC stencil_gc;
-    SDL_bool use_xrender;
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-    SDL_bool use_xdamage;
-    Damage stencil_damage;
-    XserverRegion stencil_parts;
-#endif
-#endif
-    int current_pixmap;
-    Drawable drawable;
-    SDL_PixelFormat format;
-    GC gc;
-    SDL_DirtyRectList dirty;
-    SDL_bool makedirty;
-} X11_RenderData;
-
-typedef struct
-{
-    SDL_SW_YUVTexture *yuv;
-    Uint32 format;
-    Pixmap pixmap;
-    int depth;
-    Visual *visual;
-    GC gc;
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-    Picture picture;
-    Pixmap modulated_pixmap;
-    Picture modulated_picture;
-    XRenderPictFormat* picture_fmt;
-    int blend_op;
-    const char* filter;
-#endif
-    XImage *image;
-#ifndef NO_SHARED_MEMORY
-    /* MIT shared memory extension information */
-    XShmSegmentInfo shminfo;
-#endif
-    XImage *scaling_image;
-    void *pixels;
-    int pitch;
-} X11_TextureData;
-
-#ifndef NO_SHARED_MEMORY
-/* Shared memory error handler routine */
-static int shm_error;
-static int (*X_handler) (Display *, XErrorEvent *) = NULL;
-static int
-shm_errhandler(Display * d, XErrorEvent * e)
-{
-    if (e->error_code == BadAccess) {
-        shm_error = True;
-        return (0);
-    } else {
-        return (X_handler(d, e));
-    }
-}
-#endif /* ! NO_SHARED_MEMORY */
-
-static void
-UpdateYUVTextureData(SDL_Texture * texture)
-{
-    X11_TextureData *data = (X11_TextureData *) texture->driverdata;
-    SDL_Rect rect;
-
-    rect.x = 0;
-    rect.y = 0;
-    rect.w = texture->w;
-    rect.h = texture->h;
-    SDL_SW_CopyYUVToRGB(data->yuv, &rect, data->format, texture->w,
-                        texture->h, data->pixels, data->pitch);
-}
-
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-static SDL_bool
-CheckXRender(Display *display, int *major, int *minor)
-{
-    const char *env;
-
-    *major = *minor = 0;
-
-    env = SDL_getenv("SDL_VIDEO_X11_XRENDER");
-
-    if (env && !SDL_atoi(env)) {
-        return SDL_FALSE;
-    }
-
-    if (!SDL_X11_HAVE_XRENDER) {
-        return SDL_FALSE;
-    }
-
-    if (!XRenderQueryVersion(display, major, minor)) {
-        return SDL_FALSE;
-    }
-
-    if (*major != 0 || *minor < 10) {
-        return SDL_FALSE;
-    }
-
-    return SDL_TRUE;
-}
-#endif
-
-#ifdef SDL_VIDEO_DRIVER_X11_XFIXES
-static SDL_bool
-CheckXFixes(Display *display, int *major, int *minor)
-{
-    const char *env;
-
-    *major = *minor = 0;
-
-    env = SDL_getenv("SDL_VIDEO_X11_XFIXES");
-
-    if (env && !SDL_atoi(env)) {
-        return SDL_FALSE;
-    }
-
-    if (!SDL_X11_HAVE_XFIXES) {
-        return SDL_FALSE;
-    }
-
-    if (!XFixesQueryVersion(display, major, minor)) {
-        return SDL_FALSE;
-    }
-
-    if (*major < 2) {
-        return SDL_FALSE;
-    }
-
-    return SDL_TRUE;
-}
-#endif
-
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-static SDL_bool
-CheckXDamage(Display *display, int *major, int *minor)
-{
-    const char *env;
-
-    *major = *minor = 0;
-
-    env = SDL_getenv("SDL_VIDEO_X11_XDAMAGE");
-
-    if (env && !SDL_atoi(env)) {
-        return SDL_FALSE;
-    }
-
-    if (!SDL_X11_HAVE_XDAMAGE) {
-        return SDL_FALSE;
-    }
-
-    if (!XDamageQueryVersion(display, major, minor)) {
-        return SDL_FALSE;
-    }
-
-    return SDL_TRUE;
-}
-#endif
-
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-static Uint32
-XRenderPictFormatToSDLPixelFormatEnum(XRenderPictFormat *pict_format)
-{
-    if (pict_format->type != PictTypeDirect) {
-        SDL_SetError("Indexed pict formats not supported ATM");
-        return 0;
-    }
-    Uint32 Amask, Rmask, Gmask, Bmask;
-    int bpp;
-
-    Rmask = pict_format->direct.redMask << pict_format->direct.red;
-    Gmask = pict_format->direct.greenMask << pict_format->direct.green;
-    Bmask = pict_format->direct.blueMask << pict_format->direct.blue;
-    Amask = pict_format->direct.alphaMask << pict_format->direct.alpha;
-    bpp = pict_format->depth;
-
-    Uint32 format;
-    format = SDL_MasksToPixelFormatEnum(bpp, Rmask, Gmask, Bmask, Amask);
-    return format;
-}
-#endif
-
-void
-X11_AddRenderDriver(_THIS)
-{
-    SDL_RendererInfo *info = &X11_RenderDriver.info;
-    SDL_DisplayMode *mode = &SDL_CurrentDisplay->desktop_mode;
-    SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
-    int i;
-
-    info->texture_formats[info->num_texture_formats++] = mode->format;
-    info->texture_formats[info->num_texture_formats++] = SDL_PIXELFORMAT_YV12;
-    info->texture_formats[info->num_texture_formats++] = SDL_PIXELFORMAT_IYUV;
-    info->texture_formats[info->num_texture_formats++] = SDL_PIXELFORMAT_YUY2;
-    info->texture_formats[info->num_texture_formats++] = SDL_PIXELFORMAT_UYVY;
-    info->texture_formats[info->num_texture_formats++] = SDL_PIXELFORMAT_YVYU;
-
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-    int major, minor;
-    if (CheckXRender(data->display, &major, &minor)) {
-        XRenderPictFormat templ;
-        templ.type = PictTypeDirect;
-        XRenderPictFormat *pict_format;
-        Uint32 format;
-        int i = 0;
-        /* Convert each XRenderPictFormat into appropriate
-         * SDLPixelFormatEnum. */
-        while (info->num_texture_formats < 50) {
-            pict_format =
-                XRenderFindFormat(data->display, PictFormatType, &templ, i++);
-            if (pict_format) {
-                format = XRenderPictFormatToSDLPixelFormatEnum(pict_format);
-                if (format != SDL_PIXELTYPE_UNKNOWN) {
-                    info->texture_formats[info->num_texture_formats++] = format;
-                }
-            }
-            else
-                break;
-        }
-        /* Update the capabilities of the renderer. */
-        info->blend_modes |= (SDL_BLENDMODE_BLEND | SDL_BLENDMODE_ADD |
-                             SDL_BLENDMODE_MOD | SDL_BLENDMODE_MASK);
-        info->scale_modes |= (SDL_SCALEMODE_FAST | SDL_SCALEMODE_SLOW |
-                             SDL_SCALEMODE_BEST);
-        info->mod_modes |= (SDL_TEXTUREMODULATE_COLOR | SDL_TEXTUREMODULATE_ALPHA);
-    }
-#endif
-
-    for (i = 0; i < _this->num_displays; ++i) {
-        SDL_AddRenderDriver(&_this->displays[i], &X11_RenderDriver);
-    }
-}
-
-SDL_Renderer *
-X11_CreateRenderer(SDL_Window * window, Uint32 flags)
-{
-    SDL_VideoDisplay *display = window->display;
-    SDL_DisplayData *displaydata = (SDL_DisplayData *) display->driverdata;
-    SDL_WindowData *windowdata = (SDL_WindowData *) window->driverdata;
-    SDL_Renderer *renderer;
-    X11_RenderData *data;
-    XGCValues gcv;
-    gcv.graphics_exposures = False;
-    int i, n;
-    int bpp;
-    Uint32 Rmask, Gmask, Bmask, Amask;
-
-    renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer));
-    if (!renderer) {
-        SDL_OutOfMemory();
-        return NULL;
-    }
-
-    data = (X11_RenderData *) SDL_calloc(1, sizeof(*data));
-    if (!data) {
-        X11_DestroyRenderer(renderer);
-        SDL_OutOfMemory();
-        return NULL;
-    }
-    data->display = windowdata->videodata->display;
-    data->screen = displaydata->screen;
-    data->visual = displaydata->visual;
-    data->depth = displaydata->depth;
-    data->scanline_pad = displaydata->scanline_pad;
-    data->xwindow = windowdata->xwindow;
-    
-    renderer->DisplayModeChanged = X11_DisplayModeChanged;
-    renderer->CreateTexture = X11_CreateTexture;
-    renderer->QueryTexturePixels = X11_QueryTexturePixels;
-    renderer->SetTextureAlphaMod = X11_SetTextureRGBAMod;
-    renderer->SetTextureColorMod = X11_SetTextureRGBAMod;
-    renderer->SetTextureBlendMode = X11_SetTextureBlendMode;
-    renderer->SetTextureScaleMode = X11_SetTextureScaleMode;
-    renderer->UpdateTexture = X11_UpdateTexture;
-    renderer->LockTexture = X11_LockTexture;
-    renderer->UnlockTexture = X11_UnlockTexture;
-    renderer->SetDrawBlendMode = X11_SetDrawBlendMode;
-    renderer->RenderDrawPoints = X11_RenderDrawPoints;
-    renderer->RenderDrawLines = X11_RenderDrawLines;
-    renderer->RenderDrawRects = X11_RenderDrawRects;
-    renderer->RenderFillRects = X11_RenderFillRects;
-    renderer->RenderCopy = X11_RenderCopy;
-    renderer->RenderReadPixels = X11_RenderReadPixels;
-    renderer->RenderWritePixels = X11_RenderWritePixels;
-    renderer->RenderPresent = X11_RenderPresent;
-    renderer->DestroyTexture = X11_DestroyTexture;
-    renderer->DestroyRenderer = X11_DestroyRenderer;
-    renderer->info = X11_RenderDriver.info;
-    renderer->window = window;
-    renderer->driverdata = data;
-
-    renderer->info.flags = SDL_RENDERER_ACCELERATED;
-
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-    int major, minor;
-    data->use_xrender = CheckXRender(data->display, &major, &minor);
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-    if (CheckXDamage(data->display, &major, &minor)) {
-        if (CheckXFixes(data->display, &major, &minor)) {
-            data->use_xdamage = SDL_TRUE;
-        }
-    }
-#endif
-    if (data->use_xrender) {
-        /* Find the PictFormat from the visual.
-         * Should be an RGB PictFormat most of the time. */
-        data->xwindow_pict_fmt = XRenderFindVisualFormat(data->display,
-                                                         data->visual);
-        if (!data->xwindow_pict_fmt) {
-            SDL_SetError("XRenderFindVisualFormat() failed");
-            return NULL;
-        }
-        data->xwindow_pict = XRenderCreatePicture(data->display,
-                                                  data->xwindow,
-                                                  data->xwindow_pict_fmt,
-                                                  0, NULL);
-        if (!data->xwindow_pict) {
-            SDL_SetError("XRenderCreatePicture() failed");
-            return NULL;
-        }
-        // FIXME: Clear the window. Is this required?
-        XRenderComposite(data->display,
-                         PictOpClear,
-                         data->xwindow_pict,
-                         None,
-                         data->xwindow_pict,
-                         0, 0,
-                         0, 0,
-                         0, 0,
-                         window->w, window->h);
-        /* Create a clip mask that is used for rendering primitives. */
-        data->stencil = XCreatePixmap(data->display, data->xwindow,
-                                   window->w, window->h, 32);
-        if (!data->stencil) {
-            SDL_SetError("XCreatePixmap() failed.");
-            return NULL;
-        }
-        
-        /* Create the GC for the clip mask. */
-        data->stencil_gc = XCreateGC(data->display, data->stencil,
-                                  GCGraphicsExposures, &gcv);
-        /* Set the GC parameters. */
-        XSetBackground(data->display, data->stencil_gc, 0);
-        XSetForeground(data->display, data->stencil_gc, 0);
-        XFillRectangle(data->display, data->stencil, data->stencil_gc,
-                       0, 0, window->w, window->h);
-        XSetForeground(data->display, data->stencil_gc, 0xFFFFFFFF);
-
-        /* Create an XRender Picture for the clip mask. */
-        data->stencil_pict =
-            XRenderCreatePicture(data->display, data->stencil,
-                                 XRenderFindStandardFormat(data->display,
-                                                           PictStandardARGB32),
-                                 0, NULL);
-        if (!data->stencil_pict) {
-            SDL_SetError("XRenderCreatePicture() failed.");
-            return NULL;
-        }
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-        if (data->use_xdamage) {
-            data->stencil_damage =
-                XDamageCreate(data->display, data->stencil, XDamageReportNonEmpty);
-            if (!data->stencil_damage) {
-                SDL_SetError("XDamageCreate() failed.");
-                return NULL;
-            }
-            XDamageSubtract(data->display, data->stencil_damage, None, data->stencil_parts);
-        }
-#endif
-        /* Create a brush pixmap for the color being
-         * drawn at any given time. */
-        data->brush =
-            XCreatePixmap(data->display, data->xwindow, 1, 1, 32);
-        if (!data->brush) {
-            SDL_SetError("XCreatePixmap() failed.");
-            return NULL;
-        }
-
-        /* Set some parameters for the brush. */
-        XRenderPictureAttributes brush_attr;
-        brush_attr.repeat = RepeatNormal;
-        /* Create an XRender Picture for the brush
-         * with the above parameters. */
-        data->brush_pict =
-            XRenderCreatePicture(data->display, data->brush,
-                                 XRenderFindStandardFormat(data->display,
-                                                           PictStandardARGB32),
-                                 CPRepeat, &brush_attr);
-        if (!data->brush_pict) {
-            SDL_SetError("XRenderCreatePicture() failed.");
-            return NULL;
-        }
-        // FIXME: Is the following necessary?
-        /* Set the default blending mode. */
-        renderer->blendMode = SDL_BLENDMODE_BLEND;
-        data->blend_op = PictOpOver;
-    }
-#endif
-    if (flags & SDL_RENDERER_SINGLEBUFFER) {
-        renderer->info.flags |=
-            (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY);
-        n = 0;
-    } else if (flags & SDL_RENDERER_PRESENTFLIP2) {
-        renderer->info.flags |= SDL_RENDERER_PRESENTFLIP2;
-        n = 2;
-    } else if (flags & SDL_RENDERER_PRESENTFLIP3) {
-        renderer->info.flags |= SDL_RENDERER_PRESENTFLIP3;
-        n = 3;
-    } else {
-        renderer->info.flags |= SDL_RENDERER_PRESENTCOPY;
-        n = 1;
-    }
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-    if (data->use_xrender) {
-        if (n > 0)
-            data->drawable_pict_fmt =
-                XRenderFindStandardFormat(data->display, PictStandardARGB32);
-        else
-            data->drawable_pict_fmt = data->xwindow_pict_fmt;
-    }
-#endif
-    for (i = 0; i < n; ++i) {
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        if (data->use_xrender) {
-            data->pixmaps[i] = XCreatePixmap(data->display,
-                                             data->xwindow,
-                                             window->w,
-                                             window->h,
-                                             32);
-        }
-        else
-#endif
-        {
-            data->pixmaps[i] =
-                XCreatePixmap(data->display, data->xwindow, window->w, window->h,
-                              displaydata->depth);
-        }
-        if (!data->pixmaps[i]) {
-            X11_DestroyRenderer(renderer);
-            SDL_SetError("XCreatePixmap() failed");
-            return NULL;
-        }
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        if (data->use_xrender) {
-            /* Create XRender pictures for each of the pixmaps
-             * and clear the pixmaps. */
-            data->pixmap_picts[i] = 
-                XRenderCreatePicture(data->display,
-                                     data->pixmaps[i],
-                                     XRenderFindStandardFormat(data->display,
-                                                               PictStandardARGB32),
-                                     0, None);
-            if (!data->pixmap_picts[i]) {
-                SDL_SetError("XRenderCreatePicture() failed");
-                return NULL;
-            }
-
-            XRenderComposite(data->display,
-                             PictOpClear,
-                             data->pixmap_picts[i],
-                             None,
-                             data->pixmap_picts[i],
-                             0, 0,
-                             0, 0,
-                             0, 0,
-                             window->w, window->h);
-        }
-#endif
-    }
-    if (n > 0) {
-        data->drawable = data->pixmaps[0];
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        if(data->use_xrender == SDL_TRUE)
-            data->drawable_pict = data->pixmap_picts[0];
-#endif
-        data->makedirty = SDL_TRUE;
-    } else {
-        data->drawable = data->xwindow;
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        if(data->use_xrender == SDL_TRUE)
-            data->drawable_pict = data->xwindow_pict;
-#endif
-        data->makedirty = SDL_FALSE;
-    }
-    data->current_pixmap = 0;
-
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-    /* When using XRender the drawable format
-     * is not the same as the screen format. */
-    if (data->use_xrender) {
-        bpp = data->drawable_pict_fmt->depth;
-        Rmask = ((data->drawable_pict_fmt->direct.redMask)
-                    << (data->drawable_pict_fmt->direct.red));
-        Gmask = ((data->drawable_pict_fmt->direct.greenMask)
-                    << (data->drawable_pict_fmt->direct.green));
-        Bmask = ((data->drawable_pict_fmt->direct.blueMask)
-                    << (data->drawable_pict_fmt->direct.blue));
-        Amask = ((data->drawable_pict_fmt->direct.alphaMask)
-                    << (data->drawable_pict_fmt->direct.alpha));
-    }
-    else
-#endif
-    {
-        /* Get the format of the window */
-        if (!SDL_PixelFormatEnumToMasks
-            (display->current_mode.format, &bpp, &Rmask, &Gmask, &Bmask,
-             &Amask)) {
-            SDL_SetError("Unknown display format");
-            X11_DestroyRenderer(renderer);
-            return NULL;
-        }
-    }
-    SDL_InitFormat(&data->format, bpp, Rmask, Gmask, Bmask, Amask);
-
-    /* Create the drawing context */
-    gcv.graphics_exposures = False;
-    data->gc =
-        XCreateGC(data->display, data->drawable, GCGraphicsExposures, &gcv);
-    if (!data->gc) {
-        X11_DestroyRenderer(renderer);
-        SDL_SetError("XCreateGC() failed");
-        return NULL;
-    }
-
-    return renderer;
-}
-
-static int
-X11_DisplayModeChanged(SDL_Renderer * renderer)
-{
-    X11_RenderData *data = (X11_RenderData *) renderer->driverdata;
-    SDL_Window *window = renderer->window;
-    int i, n;
-
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-    if (data->use_xrender) {
-        XRenderFreePicture(data->display, data->xwindow_pict);
-        
-        data->xwindow_pict_fmt =
-            XRenderFindVisualFormat(data->display, data->visual);
-        if (!data->xwindow_pict_fmt) {
-            SDL_SetError("XRenderFindVisualFormat() failed.");
-            return -1;
-        }
-
-        data->xwindow_pict =
-            XRenderCreatePicture(data->display, data->xwindow,
-                                 data->xwindow_pict_fmt, 0, NULL);
-        if (!data->xwindow_pict) {
-            SDL_SetError("XRenderCreatePicture() failed.");
-            return -1;
-        }
-
-        XRenderComposite(data->display,
-                         PictOpClear,
-                         data->xwindow_pict,
-                         None,
-                         data->xwindow_pict,
-                         0, 0,
-                         0, 0,
-                         0, 0,
-                         window->w, window->h);
-        
-        XFreePixmap(data->display, data->stencil);
-        data->stencil = XCreatePixmap(data->display, data->xwindow,
-                                   window->w, window->h, 32);
-        if (!data->stencil) {
-            SDL_SetError("XCreatePixmap() failed.");
-            return -1;
-        }
-
-        XRenderFreePicture(data->display, data->stencil_pict);
-        data->stencil_pict =
-            XRenderCreatePicture(data->display, data->stencil,
-                                 XRenderFindStandardFormat(data->display,
-                                                           PictStandardARGB32),
-                                 0, NULL);
-        if (!data->stencil_pict) {
-            SDL_SetError("XRenderCreatePicture() failed.");
-            return -1;
-        }
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-        if (data->use_xdamage) {
-            XDamageDestroy(data->display, data->stencil_damage);
-            data->stencil_damage =
-                XDamageCreate(data->display, data->stencil, XDamageReportNonEmpty);
-            if (!data->stencil_damage) {
-                SDL_SetError("XDamageCreate() failed.");
-                return -1;
-            }
-            XDamageSubtract(data->display, data->stencil_damage, None, data->stencil_parts);
-        }
-#endif
-    }
-#endif
-    if (renderer->info.flags & SDL_RENDERER_SINGLEBUFFER) {
-        n = 0;
-    } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP2) {
-        n = 2;
-    } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP3) {
-        n = 3;
-    } else {
-        n = 1;
-    }
-    for (i = 0; i < n; ++i) {
-        if (data->pixmaps[i] != None) {
-            XFreePixmap(data->display, data->pixmaps[i]);
-            data->pixmaps[i] = None;
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-            XRenderFreePicture(data->display, data->pixmap_picts[i]);
-            data->pixmap_picts[i] = None;
-#endif
-        }
-    }
-    for (i = 0; i < n; ++i) {
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        if (data->use_xrender) {
-            data->pixmaps[i] =
-                XCreatePixmap(data->display,
-                              data->xwindow,
-                              window->w,
-                              window->h,
-                              32);
-        }
-        else
-#endif
-        {
-            data->pixmaps[i] =
-                XCreatePixmap(data->display, data->xwindow, window->w, window->h,
-                              data->depth);
-        }
-        if (data->pixmaps[i] == None) {
-            SDL_SetError("XCreatePixmap() failed");
-            return -1;
-        }
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        if (data->use_xrender) {
-            data->pixmap_picts[i] = 
-                XRenderCreatePicture(data->display,
-                                     data->pixmaps[i],
-                                     XRenderFindStandardFormat(data->display,
-                                                               PictStandardARGB32),
-                                     0, None);
-            if (!data->pixmap_picts[i]) {
-                SDL_SetError("XRenderCreatePicture() failed");
-                return -1;
-            }
-            XRenderComposite(data->display,
-                             PictOpClear,
-                             data->pixmap_picts[i],
-                             None,
-                             data->pixmap_picts[i],
-                             0, 0,
-                             0, 0,
-                             0, 0,
-                             window->w, window->h);
-
-       }
-#endif
-    }
-    if (n > 0) {
-        data->drawable = data->pixmaps[0];
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        data->drawable_pict = data->pixmap_picts[0];
-#endif
-    }
-    data->current_pixmap = 0;
-
-    return 0;
-}
-
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-static void
-SDLMaskToXRenderMask(Uint32 sdl_mask, short *comp, short *compMask)
-{
-    if (sdl_mask == 0) {
-        *comp = 0;
-        *compMask = 0;
-    } else {
-        (*comp) = 0;
-        (*compMask) = 0;
-        while(!(sdl_mask & 1)) {
-            (*comp)++;
-            sdl_mask >>= 1;
-        }
-        while(sdl_mask & 1) {
-            (*compMask) = ((*compMask) << 1) | 1;
-            sdl_mask >>= 1;
-        }
-    }
-}
-
-static XRenderPictFormat*
-PixelFormatEnumToXRenderPictFormat(SDL_Renderer * renderer, Uint32 format)
-{
-    XRenderPictFormat* pict_fmt = NULL;
-    X11_RenderData *data = (X11_RenderData *) renderer->driverdata;
-    
-    if (data->use_xrender) {
-
-        int bpp;
-        Uint32 Amask, Rmask, Gmask, Bmask;
-        if(!SDL_PixelFormatEnumToMasks(format, &bpp, &Rmask, &Gmask, &Bmask, &Amask)) {
-            SDL_SetError("Unknown pixel format");
-            return NULL;
-        }
-        XRenderPictFormat templ;
-        unsigned long mask = (PictFormatType | PictFormatDepth | PictFormatRed |
-                              PictFormatRedMask | PictFormatGreen | PictFormatGreenMask |
-                              PictFormatBlue | PictFormatBlueMask | PictFormatAlpha |
-                              PictFormatAlphaMask);
-
-        templ.type = PictTypeDirect;
-        templ.depth = bpp;
-        SDLMaskToXRenderMask(Amask, &(templ.direct.alpha), &(templ.direct.alphaMask));
-        SDLMaskToXRenderMask(Rmask, &(templ.direct.red), &(templ.direct.redMask));
-        SDLMaskToXRenderMask(Gmask, &(templ.direct.green), &(templ.direct.greenMask));
-        SDLMaskToXRenderMask(Bmask, &(templ.direct.blue), &(templ.direct.blueMask));
-        pict_fmt = XRenderFindFormat(data->display, mask, &templ, 0);
-    }
-    
-    return pict_fmt;
-}
-
-static Visual*
-PixelFormatEnumToVisual(SDL_Renderer * renderer, Uint32 format)
-{
-    X11_RenderData *data = (X11_RenderData *) renderer->driverdata;
-
-    if (data->use_xrender) {
-        int bpp;
-        Uint32 Amask, Rmask, Gmask, Bmask;
-        SDL_PixelFormatEnumToMasks(format, &bpp, &Rmask, &Gmask, &Bmask, &Amask);
-
-        XVisualInfo vinfo_templ;
-        long vinfo_mask;
-        int nitems_return;
-
-        vinfo_mask = (VisualDepthMask | VisualRedMaskMask |
-                      VisualGreenMaskMask | VisualBlueMaskMask);
-        vinfo_templ.depth = bpp;
-        vinfo_templ.red_mask = Rmask;
-        vinfo_templ.green_mask = Gmask;
-        vinfo_templ.blue_mask = Bmask;
-
-        XVisualInfo * ret = XGetVisualInfo(data->display, vinfo_mask,
-                                           &vinfo_templ, &nitems_return);
-        
-        if (nitems_return) {
-            return ret[0].visual;
-        }
-    }
-
-    return NULL;
-}
-
-static XRenderColor
-SDLColorToXRenderColor(Uint8 r, Uint8 g, Uint8 b, Uint8 a)
-{
-    double rd, gd, bd, ad;
-    XRenderColor ret;
-    rd = r / 255.0;
-    gd = g / 255.0;
-    bd = b / 255.0;
-    ad = a / 255.0;
-    
-    ret.red = (unsigned short) (rd * ad * 0xFFFF);
-    ret.green = (unsigned short) (gd * ad * 0xFFFF);
-    ret.blue = (unsigned short) (bd * ad * 0xFFFF);
-    ret.alpha = (unsigned short) (ad * 0xFFFF);
-
-    return ret;
-}
-#endif
-
-static int
-X11_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
-{
-    X11_RenderData *renderdata = (X11_RenderData *) renderer->driverdata;
-    SDL_Window *window = renderer->window;
-    SDL_VideoDisplay *display = window->display;
-    X11_TextureData *data;
-    int pitch_alignmask = ((renderdata->scanline_pad / 8) - 1);
-    XGCValues gcv;
-    
-    data = (X11_TextureData *) SDL_calloc(1, sizeof(*data));
-    if (!data) {
-        SDL_OutOfMemory();
-        return -1;
-    }
-    data->depth = renderdata->depth;
-    data->visual = renderdata->visual;
-    data->gc = renderdata->gc;
-
-    texture->driverdata = data;
-    if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
-        data->yuv =
-            SDL_SW_CreateYUVTexture(texture->format, texture->w, texture->h);
-        if (!data->yuv) {
-            return -1;
-        }
-        data->format = display->current_mode.format;
-    } else {
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        if (renderdata->use_xrender)
-        {
-            Uint32 Amask, Rmask, Gmask, Bmask;
-            SDL_PixelFormatEnumToMasks(texture->format, &(data->depth),
-                                       &Rmask, &Gmask, &Bmask, &Amask);
-            data->visual = PixelFormatEnumToVisual(renderer, texture->format);
-        }
-        else
-#endif
-        {
-            if (texture->format != display->current_mode.format)
-            {
-                SDL_SetError("Texture format doesn't match window format");
-                return -1;
-            }
-        }
-        data->format = texture->format;
-    }
-    
-    if (data->yuv || texture->access == SDL_TEXTUREACCESS_STREAMING) {
-#ifndef NO_SHARED_MEMORY
-        XShmSegmentInfo *shminfo = &data->shminfo;
-
-        shm_error = True;
-
-        if (SDL_X11_HAVE_SHM) {
-            data->image =
-                XShmCreateImage(renderdata->display, data->visual,
-                                data->depth, ZPixmap, NULL,
-                                shminfo, texture->w, texture->h);
-            if (data->image) {
-                shminfo->shmid =
-                    shmget(IPC_PRIVATE, texture->h * data->image->bytes_per_line,
-                           IPC_CREAT | 0777);
-                if (shminfo->shmid >= 0) {
-                    shminfo->shmaddr = (char *) shmat(shminfo->shmid, 0, 0);
-                    shminfo->readOnly = False;
-                    if (shminfo->shmaddr != (char *) -1) {
-                        shm_error = False;
-                        X_handler = XSetErrorHandler(shm_errhandler);
-                        XShmAttach(renderdata->display, shminfo);
-                        XSync(renderdata->display, False);
-                        XSetErrorHandler(X_handler);
-                        if (shm_error) {
-                            XShmDetach(renderdata->display, shminfo);
-                            shmdt(shminfo->shmaddr);
-                            XDestroyImage(data->image);
-                            XSync(renderdata->display, False);
-                        }
-                        else {
-                            data->pixels = data->image->data = shminfo->shmaddr;
-                            shmctl(shminfo->shmid, IPC_RMID, NULL);
-                            data->pixmap =
-                                XCreatePixmap(renderdata->display, renderdata->xwindow,
-                                              texture->w, texture->h, data->depth);
-                            if (!data->pixmap) {
-                                SDL_SetError("XCreatePixmap() failed");
-                                return -1;
-                            }
-                        }
-                    }
-                }
-            }
-        }
-        if (shm_error) {
-            shminfo->shmaddr = NULL;
-        }
-        if (!data->image)
-#endif /* not NO_SHARED_MEMORY */
-        {
-            data->image =
-                XCreateImage(renderdata->display, data->visual,
-                             data->depth, ZPixmap, 0, NULL,
-                             texture->w, texture->h,
-                             SDL_BYTESPERPIXEL(data->format) * 8,
-                             0);
-            if (!data->image) {
-                X11_DestroyTexture(renderer, texture);
-                SDL_SetError("XCreateImage() failed");
-                return -1;
-            }
-            data->pixels = SDL_malloc(texture->h * data->image->bytes_per_line);
-            if (!data->pixels) {
-                X11_DestroyTexture(renderer, texture);
-                SDL_OutOfMemory();
-                return -1;
-            }
-            data->image->data = data->pixels;
-            data->pixmap =
-                XCreatePixmap(renderdata->display, renderdata->xwindow, texture->w,
-                              texture->h, data->depth);
-            if (data->pixmap == None) {
-                X11_DestroyTexture(renderer, texture);
-                SDL_SetError("XCreatePixmap() failed");
-                return -1;
-            }
-        }
-    } else {
-        data->image =
-            XCreateImage(renderdata->display, data->visual,
-                         data->depth, ZPixmap, 0, NULL,
-                         texture->w, texture->h,
-                         SDL_BYTESPERPIXEL(data->format) * 8,
-                         0);
-        if (!data->image) {
-            X11_DestroyTexture(renderer, texture);
-            SDL_SetError("XCreateImage() failed");
-            return -1;
-        }
-        data->pixmap =
-            XCreatePixmap(renderdata->display, renderdata->xwindow, texture->w,
-                          texture->h, data->depth);
-        if (data->pixmap == None) {
-            X11_DestroyTexture(renderer, texture);
-            SDL_SetError("XCreatePixmap() failed");
-            return -1;
-        }
-    }
-
-    data->pitch = data->image->bytes_per_line;
-
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-    if(renderdata->use_xrender && !data->yuv) {
-        gcv.graphics_exposures = False;
-        data->gc =
-            XCreateGC(renderdata->display, data->pixmap, GCGraphicsExposures, &gcv);
-        if (!data->gc) {
-            SDL_SetError("XCreateGC() failed");
-            return -1;
-        }
-        data->picture_fmt =
-            PixelFormatEnumToXRenderPictFormat(renderer, texture->format);
-        if (data->picture_fmt == NULL) {
-            X11_DestroyTexture(renderer, texture);
-            SDL_SetError("Texture format not supported by driver");
-            return -1;
-        }
-        data->picture =
-            XRenderCreatePicture(renderdata->display, data->pixmap,
-                                 data->picture_fmt, 0, NULL);
-        if (!data->picture) {
-            X11_DestroyTexture(renderer, texture);
-            SDL_SetError("XRenderCreatePicture() failed");
-            return -1;
-        }
-        data->modulated_pixmap =
-            XCreatePixmap(renderdata->display, renderdata->xwindow,
-                          texture->w, texture->h, data->depth);
-        if (!data->modulated_pixmap) {
-            X11_DestroyTexture(renderer, texture);
-            SDL_SetError("XCreatePixmap() failed");
-            return -1;
-        }
-        data->modulated_picture =
-            XRenderCreatePicture(renderdata->display, data->modulated_pixmap,
-                                 data->picture_fmt, 0, NULL);
-        if (!data->modulated_picture) {
-            X11_DestroyTexture(renderer, texture);
-            SDL_SetError("XRenderCreatePicture() failed");
-            return -1;
-        }
-        // FIXME: Is the following required?
-        /* Set the default blending and scaling modes. */
-        texture->blendMode = SDL_BLENDMODE_NONE;
-        texture->scaleMode = SDL_SCALEMODE_NONE;
-        data->blend_op = PictOpSrc;
-        data->filter = NULL;
-    }
-#endif
-    return 0;
-}
-
-static int
-X11_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture,
-                       void **pixels, int *pitch)
-{
-    X11_TextureData *data = (X11_TextureData *) texture->driverdata;
-
-    if (data->yuv) {
-        return SDL_SW_QueryYUVTexturePixels(data->yuv, pixels, pitch);
-    } else {
-        *pixels = data->pixels;
-        *pitch = data->pitch;
-        return 0;
-    }
-}
-
-static int
-X11_SetTextureRGBAMod(SDL_Renderer * renderer, SDL_Texture * texture)
-{
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-    X11_TextureData *data = (X11_TextureData *) texture->driverdata;
-    X11_RenderData *renderdata = (X11_RenderData *) renderer->driverdata;
-
-    if (renderdata->use_xrender) {
-
-        Uint8 r = 0xFF, g = 0xFF, b = 0xFF, a = 0xFF;
-
-        /* Check if alpha modulation is required. */
-        if (texture->modMode & SDL_TEXTUREMODULATE_ALPHA) {
-            a = texture->a;
-        }
-
-        /* Check if color modulation is required. */
-        if (texture->modMode & SDL_TEXTUREMODULATE_COLOR) {
-            r = texture->r;
-            g = texture->g;
-            b = texture->b;
-        }
-
-        /* We can save some labour if no modulation is required. */
-        if (texture->modMode != SDL_TEXTUREMODULATE_NONE) {
-            XRenderColor mod_color =
-                SDLColorToXRenderColor(r, g, b, a);
-            XRenderFillRectangle(renderdata->display, PictOpSrc,
-                                 renderdata->brush_pict, &mod_color,
-                                 0, 0, 1, 1);
-        }
-
-        /* We can save some labour dealing with component alpha
-         * if color modulation is not required. */
-        XRenderPictureAttributes attr;
-        if (texture->modMode & SDL_TEXTUREMODULATE_COLOR) {
-            attr.component_alpha = True;
-            XRenderChangePicture(renderdata->display, renderdata->brush_pict,
-                                 CPComponentAlpha, &attr);
-        }
-
-        /* Again none of this is necessary is no modulation
-         * is required. */
-        if (texture->modMode != SDL_TEXTUREMODULATE_NONE) {
-            XRenderComposite(renderdata->display, PictOpSrc,
-                             data->picture, renderdata->brush_pict,
-                             data->modulated_picture,
-                             0, 0, 0, 0, 0, 0, texture->w, texture->h);
-        }
-
-        /* We only need to reset the component alpha
-         * attribute if color modulation is required. */
-        if (texture->modMode & SDL_TEXTUREMODULATE_COLOR) { 
-            attr.component_alpha = False;
-            XRenderChangePicture(renderdata->display, renderdata->brush_pict,
-                                 CPComponentAlpha, &attr);
-        }
-
-        return 0;
-    } else {
-        SDL_Unsupported();
-        return -1;
-    }
-#else
-    SDL_Unsupported();
-    return -1;
-#endif
-}
-
-static int
-X11_SetTextureBlendMode(SDL_Renderer * renderer, SDL_Texture * texture)
-{
-    X11_TextureData *data = (X11_TextureData *) texture->driverdata;
-    X11_RenderData *renderdata = (X11_RenderData *) renderer->driverdata;
-    switch (texture->blendMode) {
-    case SDL_BLENDMODE_NONE:
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        if (renderdata->use_xrender) {
-            data->blend_op = PictOpSrc;
-            return 0;
-        }
-    case SDL_BLENDMODE_MOD:
-    case SDL_BLENDMODE_MASK:
-    case SDL_BLENDMODE_BLEND:
-        if (renderdata->use_xrender) {
-            data->blend_op = PictOpOver;
-            return 0;
-        }
-    case SDL_BLENDMODE_ADD:
-        if (renderdata->use_xrender) {
-            data->blend_op = PictOpAdd;
-            return 0;
-        }
-#endif
-        return 0;
-    default:
-        SDL_Unsupported();
-        texture->blendMode = SDL_BLENDMODE_NONE;
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        if (renderdata->use_xrender) {
-            texture->blendMode = SDL_BLENDMODE_BLEND;
-            data->blend_op = PictOpOver;
-        }
-#endif
-        return -1;
-    }
-}
-
-static int
-X11_SetTextureScaleMode(SDL_Renderer * renderer, SDL_Texture * texture)
-{
-    X11_TextureData *data = (X11_TextureData *) texture->driverdata;
-    X11_RenderData *renderdata = (X11_RenderData *) renderer->driverdata;
-
-    switch (texture->scaleMode) {
-    case SDL_SCALEMODE_NONE:
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        if (renderdata->use_xrender) {
-            data->filter = NULL;
-        }
-#endif
-        return 0;
-    case SDL_SCALEMODE_FAST:
-        /* We can sort of fake it for streaming textures */
-        if (data->yuv || texture->access == SDL_TEXTUREACCESS_STREAMING) {
-            return 0;
-        }
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        if (renderdata->use_xrender) {
-            data->filter = FilterFast;
-            return 0;
-        }
-    case SDL_SCALEMODE_SLOW:
-        if (renderdata->use_xrender) {
-            data->filter = FilterGood;
-            return 0;
-        }
-    case SDL_SCALEMODE_BEST:
-        if (renderdata->use_xrender) {
-            data->filter = FilterBest;
-            return 0;
-        }
-#endif
-    /* Fall through to unsupported case */
-    default:
-        SDL_Unsupported();
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        if (renderdata->use_xrender) {
-            texture->scaleMode = SDL_SCALEMODE_NONE;
-            data->filter = NULL;
-        }
-        else
-#endif
-            texture->scaleMode = SDL_SCALEMODE_NONE;
-        return -1;
-    }
-    return 0;
-}
-
-static int
-X11_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
-                  const SDL_Rect * rect, const void *pixels, int pitch)
-{
-    X11_TextureData *data = (X11_TextureData *) texture->driverdata;
-
-    if (data->yuv) {
-        if (SDL_SW_UpdateYUVTexture(data->yuv, rect, pixels, pitch) < 0) {
-            return -1;
-        }
-        UpdateYUVTextureData(texture);
-        return 0;
-    } else {
-        X11_RenderData *renderdata = (X11_RenderData *) renderer->driverdata;
-
-        if (data->pixels) {
-            Uint8 *src, *dst;
-            int row;
-            size_t length;
-
-            src = (Uint8 *) pixels;
-            dst =
-                (Uint8 *) data->pixels + rect->y * data->pitch +
-                rect->x * SDL_BYTESPERPIXEL(texture->format);
-            length = rect->w * SDL_BYTESPERPIXEL(texture->format);
-            for (row = 0; row < rect->h; ++row) {
-                SDL_memcpy(dst, src, length);
-                src += pitch;
-                dst += data->pitch;
-            }
-        } else {
-            data->image->width = rect->w;
-            data->image->height = rect->h;
-            data->image->data = (char *) pixels;
-            data->image->bytes_per_line = pitch;
-            XPutImage(renderdata->display, data->pixmap, data->gc,
-                      data->image, 0, 0, rect->x, rect->y, rect->w, rect->h);
-        }
-        return 0;
-    }
-}
-
-static int
-X11_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
-                const SDL_Rect * rect, int markDirty, void **pixels,
-                int *pitch)
-{
-    X11_TextureData *data = (X11_TextureData *) texture->driverdata;
-
-    if (data->yuv) {
-        return SDL_SW_LockYUVTexture(data->yuv, rect, markDirty, pixels,
-                                     pitch);
-    } else if (data->pixels) {
-        *pixels =
-            (void *) ((Uint8 *) data->pixels + rect->y * data->pitch +
-                      rect->x * SDL_BYTESPERPIXEL(texture->format));
-        *pitch = data->pitch;
-        return 0;
-    } else {
-        SDL_SetError("No pixels available");
-        return -1;
-    }
-}
-
-static void
-X11_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture)
-{
-    X11_TextureData *data = (X11_TextureData *) texture->driverdata;
-
-    if (data->yuv) {
-        SDL_SW_UnlockYUVTexture(data->yuv);
-        UpdateYUVTextureData(texture);
-    }
-}
-
-static int
-X11_SetDrawBlendMode(SDL_Renderer * renderer)
-{
-    X11_RenderData *data = (X11_RenderData *) renderer->driverdata;
-    switch (renderer->blendMode) {
-    case SDL_BLENDMODE_NONE:
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        //PictOpSrc
-        data->blend_op = PictOpSrc;
-        return 0;
-    case SDL_BLENDMODE_MOD:
-    case SDL_BLENDMODE_MASK:
-    case SDL_BLENDMODE_BLEND: // PictOpOver
-        data->blend_op = PictOpOver;
-        return 0;
-    case SDL_BLENDMODE_ADD: // PictOpAdd
-        data->blend_op = PictOpAdd;
-        return 0;
-    /* FIXME case SDL_BLENDMODE_MOD: */
-#endif
-        return 0;
-    default:
-        SDL_Unsupported();
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        if(data->use_xrender) {
-            renderer->blendMode = SDL_BLENDMODE_BLEND;
-            data->blend_op = PictOpOver;
-        }
-        else
-#endif
-        {
-            renderer->blendMode = SDL_BLENDMODE_NONE;
-        }
-        return -1;
-    }
-}
-
-static Uint32
-renderdrawcolor(SDL_Renderer * renderer, int premult)
-{
-    X11_RenderData *data = (X11_RenderData *) renderer->driverdata;
-    Uint8 r = renderer->r;
-    Uint8 g = renderer->g;
-    Uint8 b = renderer->b;
-    Uint8 a = renderer->a;
-    if (premult)
-        return SDL_MapRGBA(&data->format, ((int) r * (int) a) / 255,
-                           ((int) g * (int) a) / 255,
-                           ((int) b * (int) a) / 255, 255);
-    else
-        return SDL_MapRGBA(&data->format, r, g, b, a);
-}
-
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-static XRenderColor
-xrenderdrawcolor(SDL_Renderer *renderer)
-{
-    XRenderColor xrender_color;
-    if(renderer->blendMode == SDL_BLENDMODE_NONE) {
-        xrender_color =
-            SDLColorToXRenderColor(renderer->r, renderer->g, renderer->b, 0xFF);
-    }
-    else {
-        xrender_color =
-            SDLColorToXRenderColor(renderer->r, renderer->g, renderer->b, renderer->a);
-    }
-    return xrender_color;
-}
-#endif
-
-static int
-X11_RenderDrawPoints(SDL_Renderer * renderer, const SDL_Point * points,
-                     int count)
-{
-    X11_RenderData *data = (X11_RenderData *) renderer->driverdata;
-    SDL_Window *window = renderer->window;
-    XPoint *xpoints, *xpoint;
-    int i, xcount;
-    SDL_Rect clip;
-
-    clip.x = 0;
-    clip.y = 0;
-    clip.w = window->w;
-    clip.h = window->h;
-    if (data->makedirty) {
-        SDL_Rect rect;
-
-        /* Get the smallest rectangle that contains everything */
-        rect.x = 0;
-        rect.y = 0;
-        rect.w = window->w;
-        rect.h = window->h;
-        if (!SDL_EnclosePoints(points, count, &rect, &rect)) {
-            /* Nothing to draw */
-            return 0;
-        }
-        SDL_AddDirtyRect(&data->dirty, &rect);
-    }
-    {
-        xpoint = xpoints = SDL_stack_alloc(XPoint, count);
-        xcount = 0;
-        for (i = 0; i < count; ++i) {
-            int x = points[i].x;
-            int y = points[i].y;
-            if (x < 0 || x >= window->w || y < 0 || y >= window->h) {
-                continue;
-            }
-            xpoint->x = (short)x;
-            xpoint->y = (short)y;
-            ++xpoint;
-            ++xcount;
-        }
-
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        if (data->use_xrender &&
-            (renderer->blendMode != SDL_BLENDMODE_NONE) &&
-            !(renderer->a == 0xFF &&
-              renderer->blendMode != SDL_BLENDMODE_ADD &&
-              renderer->blendMode != SDL_BLENDMODE_MOD))
-        {
-            XSetForeground(data->display, data->stencil_gc, 0);
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-            if (data->use_xdamage)
-            {
-                /* Update only those parts which were changed
-                * in the previous drawing operation */
-                XFixesSetGCClipRegion(data->display, data->stencil_gc,
-                                      0, 0, data->stencil_parts);
-            }
-#endif
-            XFillRectangle(data->display, data->stencil, data->stencil_gc,
-                           0, 0, window->w, window->h);
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-            if (data->use_xdamage)
-            {
-                XFixesSetGCClipRegion(data->display, data->stencil_gc, 0, 0, None);
-            }
-#endif
-            XSetForeground(data->display, data->stencil_gc, 0xFFFFFFFF);
-
-            XDrawPoints(data->display, data->stencil, data->stencil_gc, xpoints, xcount,
-                        CoordModeOrigin);
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-            if (data->use_xdamage)
-            {
-                /* Store the damaged region in stencil_parts */
-                XDamageSubtract(data->display, data->stencil_damage, None, data->stencil_parts);
-            }
-#endif
-        }
-#endif
-    }
-
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-    if (data->use_xrender &&
-            (renderer->blendMode != SDL_BLENDMODE_NONE) &&
-            !(renderer->a == 0xFF &&
-              renderer->blendMode != SDL_BLENDMODE_ADD &&
-              renderer->blendMode != SDL_BLENDMODE_MOD))
-    {
-        XRenderColor foreground;
-        foreground = xrenderdrawcolor(renderer);
-
-        XRenderFillRectangle(data->display, PictOpSrc, data->brush_pict,
-                             &foreground, 0, 0, 1, 1);
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-        if (data->use_xdamage)
-        {
-            /* Update only those parts which drawn
-             * to in the current drawing operation */
-            XFixesSetPictureClipRegion(data->display, data->drawable_pict,
-                                       0, 0, data->stencil_parts);
-        }
-#endif
-        XRenderComposite(data->display, data->blend_op, data->brush_pict,
-                         data->stencil_pict, data->drawable_pict,
-                         0, 0, 0, 0, 0, 0, window->w, window->h);
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-        if (data->use_xdamage)
-        {
-            XFixesSetPictureClipRegion(data->display, data->drawable_pict, 0, 0, None);
-        }
-#endif
-    }
-    else
-#endif
-    {
-        unsigned long foreground = renderdrawcolor(renderer, 1);
-        XSetForeground(data->display, data->gc, foreground);
-
-
-        if (xcount > 0) {
-            XDrawPoints(data->display, data->drawable, data->gc, xpoints, xcount,
-                        CoordModeOrigin);
-        }
-    }
-
-    SDL_stack_free(xpoints);
-
-    return 0;
-}
-
-static int
-X11_RenderDrawLines(SDL_Renderer * renderer, const SDL_Point * points,
-                    int count)
-{
-    X11_RenderData *data = (X11_RenderData *) renderer->driverdata;
-    SDL_Window *window = renderer->window;
-    SDL_Rect clip;
-    unsigned long foreground;
-    XPoint *xpoints, *xpoint;
-    int i, xcount;
-    int minx, miny;
-    int maxx, maxy;
-
-    clip.x = 0;
-    clip.y = 0;
-    clip.w = window->w;
-    clip.h = window->h;
-    {
-        Pixmap drawable;
-        GC gc;
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-       if (data->use_xrender &&
-            (renderer->blendMode != SDL_BLENDMODE_NONE) &&
-            !(renderer->a == 0xFF &&
-              renderer->blendMode != SDL_BLENDMODE_ADD &&
-              renderer->blendMode != SDL_BLENDMODE_MOD))
-       { 
-            drawable = data->stencil;
-            gc = data->stencil_gc;
-
-            XSetForeground(data->display, data->stencil_gc, 0);
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-            if (data->use_xdamage)
-                XFixesSetGCClipRegion(data->display, data->stencil_gc,
-                                      0, 0, data->stencil_parts);
-#endif
-            XFillRectangle(data->display, data->stencil, data->stencil_gc,
-                           0, 0, window->w, window->h);
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-            if (data->use_xdamage)
-                XFixesSetGCClipRegion(data->display, data->stencil_gc,
-                                      0, 0, None);
-#endif
-            XSetForeground(data->display, data->stencil_gc, 0xFFFFFFFF);
-        }
-        else
-#endif
-        {
-            drawable = data->drawable;
-            gc = data->gc;
-        }
-
-        foreground = renderdrawcolor(renderer, 1);
-        XSetForeground(data->display, data->gc, foreground);
-
-        xpoint = xpoints = SDL_stack_alloc(XPoint, count);
-        xcount = 0;
-        minx = INT_MAX;
-        miny = INT_MAX;
-        maxx = INT_MIN;
-        maxy = INT_MIN;
-        for (i = 0; i < count; ++i) {
-            int x = points[i].x;
-            int y = points[i].y;
-
-            /* If the point is inside the window, add it to the list */
-            if (x >= 0 && x < window->w && y >= 0 && y < window->h) {
-                if (x < minx) {
-                    minx = x;
-                } else if (x > maxx) {
-                    maxx = x;
-                }
-                if (y < miny) {
-                    miny = y;
-                } else if (y > maxy) {
-                    maxy = y;
-                }
-                xpoint->x = (short)x;
-                xpoint->y = (short)y;
-                ++xpoint;
-                ++xcount;
-                continue;
-            }
-
-            /* We need to clip the line segments joined by this point */
-            if (xcount > 0) {
-                int x1 = xpoint[-1].x;
-                int y1 = xpoint[-1].y;
-                int x2 = x;
-                int y2 = y;
-                if (SDL_IntersectRectAndLine(&clip, &x1, &y1, &x2, &y2)) {
-                    if (x2 < minx) {
-                        minx = x2;
-                    } else if (x2 > maxx) {
-                        maxx = x2;
-                    }
-                    if (y2 < miny) {
-                        miny = y2;
-                    } else if (y2 > maxy) {
-                        maxy = y2;
-                    }
-                    xpoint->x = (short)x2;
-                    xpoint->y = (short)y2;
-                    ++xpoint;
-                    ++xcount;
-                }
-                XDrawLines(data->display, drawable, gc,
-                           xpoints, xcount, CoordModeOrigin);
-                if (xpoints[0].x != x2 || xpoints[0].y != y2) {
-                    XDrawPoint(data->display, drawable, gc, x2, y2);
-                }
-                if (data->makedirty) {
-                    SDL_Rect rect;
-
-                    rect.x = minx;
-                    rect.y = miny;
-                    rect.w = (maxx - minx) + 1;
-                    rect.h = (maxy - miny) + 1;
-                    SDL_AddDirtyRect(&data->dirty, &rect);
-                }
-                xpoint = xpoints;
-                xcount = 0;
-                minx = INT_MAX;
-                miny = INT_MAX;
-                maxx = INT_MIN;
-                maxy = INT_MIN;
-            }
-            if (i < (count-1)) {
-                int x1 = x;
-                int y1 = y;
-                int x2 = points[i+1].x;
-                int y2 = points[i+1].y;
-                if (SDL_IntersectRectAndLine(&clip, &x1, &y1, &x2, &y2)) {
-                    if (x1 < minx) {
-                        minx = x1;
-                    } else if (x1 > maxx) {
-                        maxx = x1;
-                    }
-                    if (y1 < miny) {
-                        miny = y1;
-                    } else if (y1 > maxy) {
-                        maxy = y1;
-                    }
-                    xpoint->x = (short)x1;
-                    xpoint->y = (short)y1;
-                    ++xpoint;
-                    ++xcount;
-                }
-            }
-        }
-        if (xcount > 1) {
-            int x2 = xpoint[-1].x;
-            int y2 = xpoint[-1].y;
-            XDrawLines(data->display, drawable, gc, xpoints, xcount,
-                       CoordModeOrigin);
-            if (xpoints[0].x != x2 || xpoints[0].y != y2) {
-                XDrawPoint(data->display, drawable, gc, x2, y2);
-            }
-            if (data->makedirty) {
-                SDL_Rect rect;
-
-                rect.x = minx;
-                rect.y = miny;
-                rect.w = (maxx - minx) + 1;
-                rect.h = (maxy - miny) + 1;
-                SDL_AddDirtyRect(&data->dirty, &rect);
-            }
-        }
-    }
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-    if (data->use_xrender &&
-            (renderer->blendMode != SDL_BLENDMODE_NONE) &&
-            !(renderer->a == 0xFF &&
-              renderer->blendMode != SDL_BLENDMODE_ADD &&
-              renderer->blendMode != SDL_BLENDMODE_MOD))
-    {
-        XRenderColor xrforeground = xrenderdrawcolor(renderer);
-        XRenderFillRectangle(data->display, PictOpSrc, data->brush_pict,
-                             &xrforeground, 0, 0, 1, 1);
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-        if (data->use_xdamage)
-        {
-            XDamageSubtract(data->display, data->stencil_damage, None, data->stencil_parts);
-
-            XFixesSetPictureClipRegion(data->display, data->drawable_pict,
-                                       0, 0, data->stencil_parts);
-        }
-#endif
-        XRenderComposite(data->display, data->blend_op, data->brush_pict,
-                         data->stencil_pict, data->drawable_pict,
-                         0, 0, 0, 0, 0, 0, window->w, window->h);
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-        if (data->use_xdamage)
-            XFixesSetPictureClipRegion(data->display, data->drawable_pict,
-                                       0, 0, None);
-#endif
-    }
-#endif
-    SDL_stack_free(xpoints);
-
-    return 0;
-}
-
-static int
-X11_RenderDrawRects(SDL_Renderer * renderer, const SDL_Rect ** rects, int count)
-{
-    X11_RenderData *data = (X11_RenderData *) renderer->driverdata;
-    SDL_Window *window = renderer->window;
-    SDL_Rect clip, rect;
-    int i, xcount;
-    XRectangle *xrects, *xrect;
-    xrect = xrects = SDL_stack_alloc(XRectangle, count);
-    xcount = 0;
-    
-    clip.x = 0;
-    clip.y = 0;
-    clip.w = window->w;
-    clip.h = window->h;
-    {
-
-        for (i = 0; i < count; ++i) {
-            if (!SDL_IntersectRect(rects[i], &clip, &rect)) {
-                continue;
-            }
-
-            xrect->x = (short)rect.x;
-            xrect->y = (short)rect.y;
-            xrect->width = (unsigned short)rect.w - 1;
-            xrect->height = (unsigned short)rect.h - 1;
-            ++xrect;
-            ++xcount;
-
-            if (data->makedirty) {
-                SDL_AddDirtyRect(&data->dirty, &rect);
-            }
-        }
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        if (data->use_xrender &&
-            (renderer->blendMode != SDL_BLENDMODE_NONE) &&
-            !(renderer->a == 0xFF &&
-              renderer->blendMode != SDL_BLENDMODE_ADD &&
-              renderer->blendMode != SDL_BLENDMODE_MOD))
-        {
-            XSetForeground(data->display, data->stencil_gc, 0);
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-            if (data->use_xdamage)
-                XFixesSetGCClipRegion(data->display, data->stencil_gc,
-                                      0, 0, data->stencil_parts);
-#endif
-            XFillRectangle(data->display, data->stencil, data->stencil_gc,
-                           0, 0, window->w, window->h);
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-            if (data->use_xdamage)
-                XFixesSetGCClipRegion(data->display, data->stencil_gc,
-                                      0, 0, None);
-#endif
-            XSetForeground(data->display, data->stencil_gc, 0xFFFFFFFF);
-
-            XDrawRectangles(data->display, data->stencil, data->stencil_gc, xrects, xcount);
-
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-            if (data->use_xdamage)
-                XDamageSubtract(data->display, data->stencil_damage,
-                                None, data->stencil_parts);
-#endif
-        }
-#endif
-    }
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-    if (data->use_xrender &&
-            (renderer->blendMode != SDL_BLENDMODE_NONE) &&
-            !(renderer->a == 0xFF &&
-              renderer->blendMode != SDL_BLENDMODE_ADD &&
-              renderer->blendMode != SDL_BLENDMODE_MOD))
-    {
-        XRenderColor foreground;
-        foreground = xrenderdrawcolor(renderer);
-        XRenderFillRectangle(data->display, PictOpSrc, data->brush_pict,
-                             &foreground, 0, 0, 1, 1);
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-        if (data->use_xdamage)
-            XFixesSetPictureClipRegion(data->display, data->drawable_pict,
-                                       0, 0, data->stencil_parts);
-#endif
-        XRenderComposite(data->display, data->blend_op, data->brush_pict,
-                         data->stencil_pict, data->drawable_pict,
-                         0, 0, 0, 0, 0, 0, window->w, window->h);
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-        if (data->use_xdamage)
-            XFixesSetPictureClipRegion(data->display, data->drawable_pict,
-                                       0, 0, None);
-#endif
-    }
-    else
-#endif
-    {
-        unsigned long foreground;
-        
-        foreground = renderdrawcolor(renderer, 1);
-        XSetForeground(data->display, data->gc, foreground);
-    
-        if (xcount > 0) {
-            XDrawRectangles(data->display, data->drawable, data->gc,
-                            xrects, xcount);
-        }
-    }
-    SDL_stack_free(xrects);
-
-    return 0;
-}
-
-static int
-X11_RenderFillRects(SDL_Renderer * renderer, const SDL_Rect ** rects, int count)
-{
-    X11_RenderData *data = (X11_RenderData *) renderer->driverdata;
-    SDL_Window *window = renderer->window;
-    SDL_Rect clip, rect;
-    
-    clip.x = 0;
-    clip.y = 0;
-    clip.w = window->w;
-    clip.h = window->h;
-    
-    int i, xcount;
-    XRectangle *xrects, *xrect;
-    xrect = xrects = SDL_stack_alloc(XRectangle, count);
-    xcount = 0;
-    for (i = 0; i < count; ++i) {
-        if (!SDL_IntersectRect(rects[i], &clip, &rect)) {
-            continue;
-        }
-
-        xrect->x = (short)rect.x;
-        xrect->y = (short)rect.y;
-        xrect->width = (unsigned short)rect.w;
-        xrect->height = (unsigned short)rect.h;
-        ++xrect;
-        ++xcount;
-
-        if (data->makedirty) {
-            SDL_AddDirtyRect(&data->dirty, &rect);
-        }
-    }
-
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-    if (data->use_xrender) {
-        XRenderColor foreground;
-        foreground = xrenderdrawcolor(renderer);
-        if (xcount == 1) {
-            XRenderFillRectangle(data->display, data->blend_op, data->drawable_pict,
-                                 &foreground, xrects[0].x, xrects[0].y,
-                                 xrects[0].width, xrects[0].height);
-        }
-        else if (xcount > 1) {
-            XRenderFillRectangles(data->display, data->blend_op, data->drawable_pict,
-                                  &foreground, xrects, xcount);
-        }
-    }
-    else
-#endif
-    {
-        unsigned long foreground;
-        
-        foreground = renderdrawcolor(renderer, 1);
-        XSetForeground(data->display, data->gc, foreground);
- 
-        XFillRectangles(data->display, data->drawable, data->gc,
-                        xrects, xcount);
-    }
-
-    SDL_stack_free(xrects);
-    return 0;
-}
-
-static int
-X11_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
-               const SDL_Rect * srcrect, const SDL_Rect * dstrect)
-{
-    X11_RenderData *data = (X11_RenderData *) renderer->driverdata;
-    X11_TextureData *texturedata = (X11_TextureData *) texture->driverdata;
-
-    if (data->makedirty) {
-        SDL_AddDirtyRect(&data->dirty, dstrect);
-    }
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-    if (data->use_xrender && !texturedata->yuv) {
-        if(texture->access == SDL_TEXTUREACCESS_STREAMING) {
-#ifndef NO_SHARED_MEMORY
-            if(texturedata->shminfo.shmaddr) {
-                XShmPutImage(data->display, texturedata->pixmap, texturedata->gc,
-                             texturedata->image, srcrect->x, srcrect->y,
-                             srcrect->x, srcrect->y, srcrect->w, srcrect->h,
-                             False);
-            }
-            else
-#endif
-            if (texturedata->pixels) {
-                XPutImage(data->display, texturedata->pixmap, texturedata->gc,
-                          texturedata->image, srcrect->x, srcrect->y, srcrect->x,
-                          srcrect->y, srcrect->w, srcrect->h);
-            }
-            XSync(data->display, False);
-        }
-        Picture src, mask;
-        XRenderPictureAttributes attr;
-        const SDL_Rect *mrect;
-        /* mrect is the rectangular area of the mask
-         * picture that is aligned with the source. */
-
-        if (texture->modMode == SDL_TEXTUREMODULATE_NONE) {
-            src = texturedata->picture;
-        }
-        else {
-            src = texturedata->modulated_picture;
-        }
-
-        if(texture->blendMode == SDL_BLENDMODE_NONE) 
-        {
-            mask = None;
-            mrect = srcrect;
-        }
-        else if (texture->blendMode == SDL_BLENDMODE_MOD)
-        {
-            /* SDL_BLENDMODE_MOD requires a temporary buffer
-             * i.e. stencil_pict */
-            mask = data->stencil_pict;
-            mrect = dstrect;
-        }
-        else
-        {
-            /* This trick allows on-the-fly multiplication
-             * of the src color channels with it's alpha
-             * channel. */
-            mask = src;
-            mrect = srcrect;
-        }
-
-        if(srcrect->w == dstrect->w && srcrect->h == dstrect->h) {
-            if (texture->blendMode == SDL_BLENDMODE_MOD) {
-                XRenderComposite(data->display, PictOpSrc, data->drawable_pict,
-                             src, data->stencil_pict,
-                             dstrect->x, dstrect->y, srcrect->x, srcrect->y,
-                             dstrect->x, dstrect->y, dstrect->w, dstrect->h);
-                attr.component_alpha = True;
-                XRenderChangePicture(data->display, data->stencil_pict,
-                                     CPComponentAlpha, &attr);
-            }
-            XRenderComposite(data->display, texturedata->blend_op,
-                            src, mask, data->drawable_pict, srcrect->x, srcrect->y,
-                            mrect->x, mrect->y, dstrect->x, dstrect->y,
-                            dstrect->w, dstrect->h);
-        } else {
-            /* The transformation is from the dst to src picture. */
-            double xscale = ((double) srcrect->w) / dstrect->w;
-            double yscale = ((double) srcrect->h) / dstrect->h;
-            XTransform xform = {{
-                    {XDoubleToFixed(xscale), XDoubleToFixed(0), XDoubleToFixed(0)},
-                    {XDoubleToFixed(0), XDoubleToFixed(yscale), XDoubleToFixed(0)},
-                    {XDoubleToFixed(0), XDoubleToFixed(0), XDoubleToFixed(1)}}};
-            XRenderSetPictureTransform(data->display, src, &xform);
-            
-            /* Black magic follows. */
-            if (texture->blendMode == SDL_BLENDMODE_MOD) {
-                /* Copy the dst to a temp buffer. */
-                XRenderComposite(data->display, PictOpSrc, data->drawable_pict,
-                             src, data->stencil_pict,
-                             dstrect->x, dstrect->y, srcrect->x, srcrect->y,
-                             dstrect->x, dstrect->y, dstrect->w, dstrect->h);
-                /* Set the compnent alpha flag on the temp buffer. */
-                attr.component_alpha = True;
-                XRenderChangePicture(data->display, data->stencil_pict,
-                                     CPComponentAlpha, &attr);
-            }
-
-            /* Set the picture filter only if a scaling mode is set. */
-            if (texture->scaleMode != SDL_SCALEMODE_NONE) {
-                XRenderSetPictureFilter(data->display, src,
-                                        texturedata->filter, 0, 0);
-            }
-
-            XRenderComposite(data->display, texturedata->blend_op,
-                             src, mask, data->drawable_pict,
-                             srcrect->x, srcrect->y, mrect->x, mrect->y,
-                             dstrect->x, dstrect->y, dstrect->w, dstrect->h);
-           /* Set the texture transformation back to the identity matrix. */ 
-            XTransform identity = {{
-                    {XDoubleToFixed(1), XDoubleToFixed(0), XDoubleToFixed(0)},
-                    {XDoubleToFixed(0), XDoubleToFixed(1), XDoubleToFixed(0)},
-                    {XDoubleToFixed(0), XDoubleToFixed(0), XDoubleToFixed(1)}}};
-            XRenderSetPictureTransform(data->display, src, &identity);
-        }
-        
-        /* Reset the component alpha flag only when
-         * the blending mode is SDL_BLENDMODE_MOD. */
-        if (renderer->blendMode == SDL_BLENDMODE_MOD) {
-            attr.component_alpha = False;
-            XRenderChangePicture(data->display, data->stencil_pict,
-                                 CPComponentAlpha, &attr);
-        }
-    }
-    else
-#endif
-    {
-        if (srcrect->w == dstrect->w && srcrect->h == dstrect->h) {
-#ifndef NO_SHARED_MEMORY
-            if (texturedata->shminfo.shmaddr) {
-                XShmPutImage(data->display, data->drawable, data->gc,
-                             texturedata->image, srcrect->x, srcrect->y,
-                             dstrect->x, dstrect->y, srcrect->w, srcrect->h,
-                             False);
-            } else
-#endif
-            if (texturedata->pixels) {
-                XPutImage(data->display, data->drawable, data->gc,
-                          texturedata->image, srcrect->x, srcrect->y, dstrect->x,
-                          dstrect->y, srcrect->w, srcrect->h);
-            } else {
-                XCopyArea(data->display, texturedata->pixmap, data->drawable,
-                          data->gc, srcrect->x, srcrect->y, dstrect->w,
-                          dstrect->h, dstrect->x, dstrect->y);
-            }
-        } else if (texturedata->yuv
-                   || texture->access == SDL_TEXTUREACCESS_STREAMING) {
-            SDL_Surface src, dst;
-            SDL_PixelFormat fmt;
-            SDL_Rect rect;
-            XImage *image = texturedata->scaling_image;
-
-            if (!image) {
-                void *pixels;
-                int pitch;
-
-                pitch = dstrect->w * SDL_BYTESPERPIXEL(texturedata->format);
-                pixels = SDL_malloc(dstrect->h * pitch);
-                if (!pixels) {
-                    SDL_OutOfMemory();
-                    return -1;
-                }
-
-                image =
-                    XCreateImage(data->display, data->visual, data->depth,
-                                 ZPixmap, 0, pixels, dstrect->w, dstrect->h,
-                                 SDL_BYTESPERPIXEL(texturedata->format) * 8,
-                                 pitch);
-                if (!image) {
-                    SDL_SetError("XCreateImage() failed");
-                    return -1;
-                }
-                texturedata->scaling_image = image;
-
-            } else if (image->width != dstrect->w || image->height != dstrect->h
-                       || !image->data) {
-                image->width = dstrect->w;
-                image->height = dstrect->h;
-                image->bytes_per_line =
-                    image->width * SDL_BYTESPERPIXEL(texturedata->format);
-                image->data =
-                    (char *) SDL_realloc(image->data,
-                                         image->height * image->bytes_per_line);
-                if (!image->data) {
-                    SDL_OutOfMemory();
-                    return -1;
-                }
-            }
-
-            /* Set up fake surfaces for SDL_SoftStretch() */
-            SDL_zero(src);
-            src.format = &fmt;
-            src.w = texture->w;
-            src.h = texture->h;
-#ifndef NO_SHARED_MEMORY
-            if (texturedata->shminfo.shmaddr) {
-                src.pixels = texturedata->shminfo.shmaddr;
-            } else
-#endif
-                src.pixels = texturedata->pixels;
-            src.pitch = texturedata->pitch;
-
-            SDL_zero(dst);
-            dst.format = &fmt;
-            dst.w = image->width;
-            dst.h = image->height;
-            dst.pixels = image->data;
-            dst.pitch = image->bytes_per_line;
-
-            fmt.BytesPerPixel = SDL_BYTESPERPIXEL(texturedata->format);
-
-            rect.x = 0;
-            rect.y = 0;
-            rect.w = dstrect->w;
-            rect.h = dstrect->h;
-            if (SDL_SoftStretch(&src, srcrect, &dst, &rect) < 0) {
-                return -1;
-            }
-            XPutImage(data->display, data->drawable, data->gc, image, 0, 0,
-                      dstrect->x, dstrect->y, dstrect->w, dstrect->h);
-        } else {
-            XCopyArea(data->display, texturedata->pixmap, data->drawable,
-                      data->gc, srcrect->x, srcrect->y, dstrect->w, dstrect->h,
-                      srcrect->x, srcrect->y);
-        }
-    }
-    return 0;
-}
-
-static int
-X11_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
-                     Uint32 format, void * pixels, int pitch)
-{
-    X11_RenderData *data = (X11_RenderData *) renderer->driverdata;
-    SDL_Window *window = renderer->window;
-    SDL_VideoDisplay *display = window->display;
-    Uint32 screen_format = display->current_mode.format;
-    XImage *image;
-
-    image = XGetImage(data->display, data->drawable, rect->x, rect->y,
-                      rect->w, rect->h, AllPlanes, ZPixmap);
-
-    SDL_ConvertPixels(rect->w, rect->h,
-                      screen_format, image->data, image->bytes_per_line,
-                      format, pixels, pitch);
-
-    XDestroyImage(image);
-    return 0;
-}
-
-static int
-X11_RenderWritePixels(SDL_Renderer * renderer, const SDL_Rect * rect,
-                      Uint32 format, const void * pixels, int pitch)
-{
-    X11_RenderData *data = (X11_RenderData *) renderer->driverdata;
-    SDL_Window *window = renderer->window;
-    SDL_VideoDisplay *display = window->display;
-    Uint32 screen_format = display->current_mode.format;
-    XImage *image;
-    void *image_pixels;
-    int image_pitch;
-
-    image_pitch = rect->w * SDL_BYTESPERPIXEL(screen_format);
-    image_pixels = SDL_malloc(rect->h * image_pitch);
-    if (!image_pixels) {
-        SDL_OutOfMemory();
-        return -1;
-    }
-
-    image = XCreateImage(data->display, data->visual,
-                         data->depth, ZPixmap, 0, image_pixels,
-                         rect->w, rect->h,
-                         SDL_BYTESPERPIXEL(screen_format) * 8,
-                         image_pitch);
-    if (!image) {
-        SDL_SetError("XCreateImage() failed");
-        return -1;
-    }
-
-    SDL_ConvertPixels(rect->w, rect->h,
-                      format, pixels, pitch,
-                      screen_format, image->data, image->bytes_per_line);
-
-    XPutImage(data->display, data->drawable, data->gc,
-              image, 0, 0, rect->x, rect->y, rect->w, rect->h);
-
-    image->data = NULL;
-    XDestroyImage(image);
-
-    SDL_free(image_pixels);
-    return 0;
-}
-
-static void
-X11_RenderPresent(SDL_Renderer * renderer)
-{
-    X11_RenderData *data = (X11_RenderData *) renderer->driverdata;
-    SDL_DirtyRect *dirty;
-
-    /* Send the data to the display */
-    if (!(renderer->info.flags & SDL_RENDERER_SINGLEBUFFER)) {
-        for (dirty = data->dirty.list; dirty; dirty = dirty->next) {
-            const SDL_Rect *rect = &dirty->rect;
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-            if (data->use_xrender)
-            {
-                XRenderComposite(data->display,
-                                 data->blend_op,
-                                 data->drawable_pict,
-                                 None,
-                                 data->xwindow_pict,
-                                 rect->x, rect->y,
-                                 0, 0,
-                                 rect->x, rect->y,
-                                 rect->w, rect->h);
-            }
-            else
-#endif
-            {
-            XCopyArea(data->display, data->drawable, data->xwindow,
-                      data->gc, rect->x, rect->y, rect->w, rect->h,
-                      rect->x, rect->y);
-            }
-        }
-        SDL_ClearDirtyRects(&data->dirty);
-    }
-    XSync(data->display, False);
-
-    /* Update the flipping chain, if any */
-    if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP2) {
-        data->current_pixmap = (data->current_pixmap + 1) % 2;
-        data->drawable = data->pixmaps[data->current_pixmap];
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        data->drawable_pict = data->pixmap_picts[data->current_pixmap];
-#endif
-    } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP3) {
-        data->current_pixmap = (data->current_pixmap + 1) % 3;
-        data->drawable = data->pixmaps[data->current_pixmap];
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        data->drawable_pict = data->pixmap_picts[data->current_pixmap];
-#endif
-    }
-}
-
-static void
-X11_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture)
-{
-    X11_RenderData *renderdata = (X11_RenderData *) renderer->driverdata;
-    X11_TextureData *data = (X11_TextureData *) texture->driverdata;
-
-    if (!data) {
-        return;
-    }
-    if (data->yuv) {
-        SDL_SW_DestroyYUVTexture(data->yuv);
-    }
-    if (data->pixmap != None) {
-        XFreePixmap(renderdata->display, data->pixmap);
-    }
-    if (data->image) {
-        data->image->data = NULL;
-        XDestroyImage(data->image);
-    }
-#ifndef NO_SHARED_MEMORY
-    if (data->shminfo.shmaddr) {
-        XShmDetach(renderdata->display, &data->shminfo);
-        XSync(renderdata->display, False);
-        shmdt(data->shminfo.shmaddr);
-        data->pixels = NULL;
-    }
-#endif
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-    if (renderdata->use_xrender) {
-        if (data->picture) {
-            XRenderFreePicture(renderdata->display, data->picture);
-        }
-        if (data->modulated_pixmap) {
-            XFreePixmap(renderdata->display, data->modulated_pixmap);
-        }
-        if (data->modulated_picture) {
-            XRenderFreePicture(renderdata->display, data->modulated_picture);
-        }
-    }
-#endif
-    if (data->scaling_image) {
-        SDL_free(data->scaling_image->data);
-        data->scaling_image->data = NULL;
-        XDestroyImage(data->scaling_image);
-    }
-    if (data->pixels) {
-        SDL_free(data->pixels);
-    }
-    SDL_free(data);
-    texture->driverdata = NULL;
-}
-
-static void
-X11_DestroyRenderer(SDL_Renderer * renderer)
-{
-    X11_RenderData *data = (X11_RenderData *) renderer->driverdata;
-    int i;
-
-    if (data) {
-        for (i = 0; i < SDL_arraysize(data->pixmaps); ++i) {
-            if (data->pixmaps[i] != None) {
-                XFreePixmap(data->display, data->pixmaps[i]);
-            }
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-            if (data->use_xrender && data->pixmap_picts[i]) {
-                XRenderFreePicture(data->display, data->pixmap_picts[i]);
-            }
-#endif
-        }
-        if (data->gc) {
-            XFreeGC(data->display, data->gc);
-        }
-#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
-        if (data->use_xrender) {
-            if (data->stencil_gc) {
-                XFreeGC(data->display, data->stencil_gc);
-            }
-            if (data->stencil) {
-                XFreePixmap(data->display, data->stencil);
-            }
-            if (data->stencil_pict) {
-                XRenderFreePicture(data->display, data->stencil_pict);
-            }
-            if (data->xwindow_pict) {
-                XRenderFreePicture(data->display, data->xwindow_pict);
-            }
-#ifdef SDL_VIDEO_DRIVER_X11_XDAMAGE
-            if (data->use_xdamage && data->stencil_damage) {
-                XDamageDestroy(data->display, data->stencil_damage);
-            }
-#endif
-        }
-#endif
-        SDL_FreeDirtyRects(&data->dirty);
-        SDL_free(data);
-    }
-    SDL_free(renderer);
-}
-
-#endif /* SDL_VIDEO_RENDER_X11 */
-
-/* vi: set ts=4 sw=4 expandtab: */

src/video/x11/SDL_x11render.h

-/*
-    SDL - Simple DirectMedia Layer
-    Copyright (C) 1997-2010 Sam Lantinga
-
-    This library is free software; you can redistribute it and/or
-    modify it under the terms of the GNU Lesser General Public
-    License as published by the Free Software Foundation; either
-    version 2.1 of the License, or (at your option) any later version.
-
-    This library 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
-    Lesser General Public License for more details.
-
-    You should have received a copy of the GNU Lesser General Public
-    License along with this library; if not, write to the Free Software
-    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
-
-    Sam Lantinga
-    slouken@libsdl.org
-*/
-#include "SDL_config.h"
-
-/* SDL surface based renderer implementation */
-
-#if SDL_VIDEO_RENDER_X11
-extern void X11_AddRenderDriver(_THIS);
-#endif
-
-/* vi: set ts=4 sw=4 expandtab: */

src/video/x11/SDL_x11video.c

@@ -350,10 +350,6 @@ X11_VideoInit(_THIS)
         return -1;
     }
 
-#if SDL_VIDEO_RENDER_X11
-    X11_AddRenderDriver(_this);
-#endif
-
     if (X11_InitKeyboard(_this) != 0) {
         return -1;
     }