diff options
| -rw-r--r-- | src/glsl/ast_to_hir.cpp | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/glsl/ast_to_hir.cpp b/src/glsl/ast_to_hir.cpp index 2569cdeb108..598da92f8fb 100644 --- a/src/glsl/ast_to_hir.cpp +++ b/src/glsl/ast_to_hir.cpp @@ -2927,6 +2927,20 @@ ast_declarator_list::hir(exec_list *instructions, "'centroid in' cannot be used in a vertex shader"); } + /* Section 4.3.6 of the GLSL 1.30 specification states: + * "It is an error to use centroid out in a fragment shader." + * + * The GL_ARB_shading_language_420pack extension specification states: + * "It is an error to use auxiliary storage qualifiers or interpolation + * qualifiers on an output in a fragment shader." + */ + if (state->target == fragment_shader && + this->type->qualifier.flags.q.out && + this->type->qualifier.has_auxiliary_storage()) { + _mesa_glsl_error(&loc, state, + "auxiliary storage qualifiers cannot be used on " + "fragment shader outputs"); + } /* Precision qualifiers exists only in GLSL versions 1.00 and >= 1.30. */ |