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[g3dvl] make ref_surface handling more sane

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This commit is contained in:
Christian König 2011-03-25 19:32:22 +01:00
parent da3c6dd099
commit ce6f8331fa
1 changed files with 10 additions and 4 deletions
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14
src/gallium/state_trackers/xorg/xvmc/surface.c
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@ -334,6 +334,15 @@ Status XvMCRenderSurface(Display *dpy, XvMCContext *context, unsigned int pictur
if (future_surface)
unmap_and_flush_surface(future_surface->privData);
/* If the surface we're rendering hasn't changed the ref frames shouldn't change. */
if (target_surface_priv->mapped && (
target_surface_priv->ref_surfaces[0] != past_surface ||
target_surface_priv->ref_surfaces[1] != future_surface)) {
// If they change anyway we need to flush our surface
unmap_and_flush_surface(target_surface_priv);
}
MacroBlocksToPipe(vpipe->screen, picture_structure, macroblocks, blocks, first_macroblock,
num_macroblocks, pipe_macroblocks);
@ -342,11 +351,8 @@ Status XvMCRenderSurface(Display *dpy, XvMCContext *context, unsigned int pictur
target_surface_priv->ref_surfaces[0] = past_surface;
target_surface_priv->ref_surfaces[1] = future_surface;
target_surface_priv->mapped = 1;
} else {
/* If the surface we're rendering hasn't changed the ref frames shouldn't change. */
assert(target_surface_priv->ref_surfaces[0] == past_surface);
assert(target_surface_priv->ref_surfaces[1] == future_surface);
}
t_buffer->add_macroblocks(t_buffer, num_macroblocks, &pipe_macroblocks->base);
XVMC_MSG(XVMC_TRACE, "[XvMC] Submitted surface %p for rendering.\n", target_surface);