diff options
| -rw-r--r-- | src/mesa/main/uniform_query.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/mesa/main/uniform_query.cpp b/src/mesa/main/uniform_query.cpp index 5f1af087321..480bc6f163f 100644 --- a/src/mesa/main/uniform_query.cpp +++ b/src/mesa/main/uniform_query.cpp @@ -253,6 +253,21 @@ validate_uniform_parameters(struct gl_context *ctx, return false; } + /* If the driver storage pointer in remap table is -1, we ignore silently. + * + * GL_ARB_explicit_uniform_location spec says: + * "What happens if Uniform* is called with an explicitly defined + * uniform location, but that uniform is deemed inactive by the + * linker? + * + * RESOLVED: The call is ignored for inactive uniform variables and + * no error is generated." + * + */ + if (shProg->UniformRemapTable[location] == + INACTIVE_UNIFORM_EXPLICIT_LOCATION) + return false; + _mesa_uniform_split_location_offset(shProg, location, loc, array_index); if (shProg->UniformStorage[*loc].array_elements == 0 && count > 1) { |