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gallium: added pipe_sampler_view_release() function

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Reviewed-by: Jose Fonseca <jfonseca@vmware.com>
This commit is contained in:
Brian Paul 2012-02-03 11:09:39 -07:00
parent c68334ffc0
commit 4fdf42883f
1 changed files with 22 additions and 0 deletions
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22
src/gallium/auxiliary/util/u_inlines.h
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@ -135,6 +135,28 @@ pipe_sampler_view_reference(struct pipe_sampler_view **ptr, struct pipe_sampler_
*ptr = view;
}
/**
* Similar to pipe_sampler_view_reference() but always set the pointer to
* NULL and pass in an explicit context. Passing an explicit context is a
* work-around for fixing a dangling context pointer problem when textures
* are shared by multiple contexts. XXX fix this someday.
*/
static INLINE void
pipe_sampler_view_release(struct pipe_context *ctx,
struct pipe_sampler_view **ptr)
{
struct pipe_sampler_view *old_view = *ptr;
if (*ptr && (*ptr)->context != ctx) {
debug_printf_once(("context mis-match in pipe_sampler_view_release()\n"));
}
if (pipe_reference_described(&(*ptr)->reference, NULL,
(debug_reference_descriptor)debug_describe_sampler_view)) {
ctx->sampler_view_destroy(ctx, old_view);
}
*ptr = NULL;
}
static INLINE void
pipe_so_target_reference(struct pipe_stream_output_target **ptr,
struct pipe_stream_output_target *target)