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cogl: Get the authority for vertex/fragment_snippets_state_equal

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They expect the authority of the pipeline, which is not necessarily the
pipeline we're operating on.

Closes: https://gitlab.gnome.org/GNOME/mutter/-/issues/3924
Fixes: 5e98ee5dbe ("cogl: Add pipeline hooks to user program pipelines")
Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/4298>
This commit is contained in:
Sebastian Wick 2025-02-22 16:12:21 +01:00 committed by Marge Bot
parent d8512767ea
commit b7e6f6d144
1 changed files with 17 additions and 2 deletions
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19
cogl/cogl/driver/gl/cogl-pipeline-progend-glsl.c
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@ -729,6 +729,7 @@ needs_recompile (CoglShader *shader,
* are the pipeline layer-indices, texture-unit-indices and
* snippets
*/
CoglPipeline *authority, *authority_prev;
if (pipeline == prev)
return FALSE;
@ -739,11 +740,25 @@ needs_recompile (CoglShader *shader,
switch (shader->type)
{
case COGL_SHADER_TYPE_VERTEX:
if (!_cogl_pipeline_vertex_snippets_state_equal (prev, pipeline))
authority =
_cogl_pipeline_get_authority (pipeline,
COGL_PIPELINE_STATE_VERTEX_SNIPPETS);
authority_prev =
_cogl_pipeline_get_authority (prev,
COGL_PIPELINE_STATE_VERTEX_SNIPPETS);
if (!_cogl_pipeline_vertex_snippets_state_equal (authority_prev, authority))
return TRUE;
break;
case COGL_SHADER_TYPE_FRAGMENT:
if (!_cogl_pipeline_fragment_snippets_state_equal (prev, pipeline))
authority =
_cogl_pipeline_get_authority (pipeline,
COGL_PIPELINE_STATE_FRAGMENT_SNIPPETS);
authority_prev =
_cogl_pipeline_get_authority (prev,
COGL_PIPELINE_STATE_FRAGMENT_SNIPPETS);
if (!_cogl_pipeline_fragment_snippets_state_equal (authority_prev, authority))
return TRUE;
break;
default: