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gallium: updated comment in xm_flush_frontbuffer()

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This commit is contained in:
Brian Paul 2008-04-25 17:50:48 -06:00
parent 62a29412b9
commit d0b2561c57
1 changed files with 3 additions and 4 deletions
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7
src/gallium/winsys/xlib/xm_winsys.c
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@ -296,10 +296,9 @@ xm_flush_frontbuffer(struct pipe_winsys *pws,
struct pipe_surface *surf, struct pipe_surface *surf,
void *context_private) void *context_private)
{ {
/* The Xlib driver's front color surfaces are actually X Windows so /*
* this flush is a no-op. * The front color buffer is actually just another XImage buffer.
* If we instead did front buffer rendering to a temporary XImage, * This function copies that XImage to the actual X Window.
* this would be the place to copy the Ximage to the on-screen Window.
*/ */
XMesaContext xmctx = (XMesaContext) context_private; XMesaContext xmctx = (XMesaContext) context_private;
xmesa_display_surface(xmctx->xm_buffer, surf); xmesa_display_surface(xmctx->xm_buffer, surf);