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Added a #define option for compile time Xrender support.

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Added some more attributes (specific to Xrender) to the X11 structs.
Added some code for querying the Xrender extension.
This commit is contained in:
Sunny Sachanandani
2010-05-24 21:02:58 +05:30
parent 7551aa6dd9
commit d5fe34e303
1 changed files with 26 additions and 1 deletions
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27
src/video/x11/SDL_x11render.c
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@@ -95,6 +95,13 @@ typedef struct
int scanline_pad;
Window xwindow;
Pixmap pixmaps[3];
#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
Picture xwindow_pict;
XRenderPictFormat* xwindow_pict_fmt;
XRenderPictureAttributes xwindow_pict_attr;
unsigned int xwindow_pict_attr_valuemask;
SDL_bool xrender_available;
#endif
int current_pixmap;
Drawable drawable;
SDL_PixelFormat format;
@@ -108,6 +115,9 @@ typedef struct
SDL_SW_YUVTexture *yuv;
Uint32 format;
Pixmap pixmap;
#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
Picture picture;
#endif
XImage *image;
#ifndef NO_SHARED_MEMORY
/* MIT shared memory extension information */
@@ -198,7 +208,22 @@ X11_CreateRenderer(SDL_Window * window, Uint32 flags)
data->depth = displaydata->depth;
data->scanline_pad = displaydata->scanline_pad;
data->xwindow = windowdata->xwindow;
#ifdef SDL_VIDEO_DRIVER_X11_XRENDER
int event_basep, error_basep;
if(XRenderQueryExtension(data->display, &event_basep, &error_basep) == True) {
data->xrender_available = SDL_TRUE;
data->xwindow_pict_fmt = XRenderFindVisualFormat(data->display, data->visual);
data->xwindow_pict_attr_valuemask = 0; // FIXME
data->xwindow_pict = XRenderCreatePicture(data->display,
data->xwindow,
data->xwindow_pict_fmt,
data->xwindow_pict_attr_valuemask,
&data->xwindow_pict_attr);
}
else {
data->xrender_available = SDL_FALSE;
}
#endif
renderer->DisplayModeChanged = X11_DisplayModeChanged;
renderer->CreateTexture = X11_CreateTexture;
renderer->QueryTexturePixels = X11_QueryTexturePixels;