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softpipe: add missing check in softpipe_is_texture_referenced()

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Check if the named texture is referenced by the texture cache.
This commit is contained in:
Brian Paul 2009-11-19 11:37:50 -07:00
parent 31ea323b4d
commit 367cfca808
1 changed files with 8 additions and 2 deletions
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10
src/gallium/drivers/softpipe/sp_context.c
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@ -120,7 +120,7 @@ softpipe_destroy( struct pipe_context *pipe )
* if (the texture is being used as a framebuffer surface)
* return PIPE_REFERENCED_FOR_WRITE
* else if (the texture is a bound texture source)
* return PIPE_REFERENCED_FOR_READ XXX not done yet
* return PIPE_REFERENCED_FOR_READ
* else
* return PIPE_UNREFERENCED
*/
@ -132,6 +132,7 @@ softpipe_is_texture_referenced( struct pipe_context *pipe,
struct softpipe_context *softpipe = softpipe_context( pipe );
unsigned i;
/* check if any of the bound drawing surfaces are this texture */
if (softpipe->dirty_render_cache) {
for (i = 0; i < softpipe->framebuffer.nr_cbufs; i++) {
if (softpipe->framebuffer.cbufs[i] &&
@ -145,7 +146,12 @@ softpipe_is_texture_referenced( struct pipe_context *pipe,
}
}
/* FIXME: we also need to do the same for the texture cache */
/* check if any of the tex_cache textures are this texture */
for (i = 0; i < PIPE_MAX_SAMPLERS; i++) {
if (softpipe->tex_cache[i] &&
softpipe->tex_cache[i]->texture == texture)
return PIPE_REFERENCED_FOR_READ;
}
return PIPE_UNREFERENCED;
}