diff options
| -rw-r--r-- | src/mesa/main/shader_query.cpp | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/src/mesa/main/shader_query.cpp b/src/mesa/main/shader_query.cpp index 58ba04153e6..14f849e0a94 100644 --- a/src/mesa/main/shader_query.cpp +++ b/src/mesa/main/shader_query.cpp @@ -1413,9 +1413,19 @@ _mesa_validate_pipeline_io(struct gl_pipeline_object *pipeline) for (idx = prev + 1; idx < ARRAY_SIZE(pipeline->CurrentProgram); idx++) { if (shProg[idx]) { - if (!validate_io(shProg[prev]->_LinkedShaders[prev], - shProg[idx]->_LinkedShaders[idx])) - return false; + /* Since we now only validate precision, we can skip this step for + * desktop GLSL shaders, there precision qualifier is ignored. + * + * From OpenGL 4.50 Shading Language spec, section 4.7: + * "For the purposes of determining if an output from one shader + * stage matches an input of the next stage, the precision + * qualifier need not match." + */ + if (shProg[prev]->IsES || shProg[idx]->IsES) { + if (!validate_io(shProg[prev]->_LinkedShaders[prev], + shProg[idx]->_LinkedShaders[idx])) + return false; + } prev = idx; } } |