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wgl: Handle flush after a window is destroyed.

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Fixes assertion failure with conform.
This commit is contained in:
José Fonseca 2009-06-24 14:46:07 +01:00
parent b79e6a59d8
commit c25534f30d
1 changed files with 21 additions and 20 deletions
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41
src/gallium/state_trackers/wgl/shared/stw_device.c
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@ -67,35 +67,36 @@ stw_flush_frontbuffer(struct pipe_screen *screen,
struct stw_framebuffer *fb;
fb = stw_framebuffer_from_hdc( hdc );
assert(fb);
if (fb == NULL)
return;
pipe_mutex_lock( fb->mutex );
/* fb can be NULL if window was destroyed already */
if (fb) {
pipe_mutex_lock( fb->mutex );
#if DEBUG
{
struct pipe_surface *surface2;
if(!st_get_framebuffer_surface( fb->stfb, ST_SURFACE_FRONT_LEFT, &surface2 ))
assert(0);
else
assert(surface2 == surface);
}
{
struct pipe_surface *surface2;
if(!st_get_framebuffer_surface( fb->stfb, ST_SURFACE_FRONT_LEFT, &surface2 ))
assert(0);
else
assert(surface2 == surface);
}
#endif
#ifdef DEBUG
if(stw_dev->trace_running) {
screen = trace_screen(screen)->screen;
surface = trace_surface(surface)->surface;
}
if(stw_dev->trace_running) {
screen = trace_screen(screen)->screen;
surface = trace_surface(surface)->surface;
}
#endif
}
stw_winsys->flush_frontbuffer(screen, surface, hdc);
stw_framebuffer_update(fb);
pipe_mutex_unlock( fb->mutex );
if(fb) {
stw_framebuffer_update(fb);
pipe_mutex_unlock( fb->mutex );
}
}