[Mesa-dev] [PATCH] glsl/es31:Allow GL_ARB_TEXTURE_MULTISAMPLE in GLSL ES 3.10

[Marta Lofstedt]

From: Marta Lofstedt <marta.lofst...@intel.com>

Signed-off-by: Marta Lofstedt <marta.lofst...@intel.com>
---
 src/glsl/builtin_functions.cpp |  3 +--
 src/glsl/builtin_types.cpp     |  2 +-
 src/glsl/glsl_lexer.ll         | 13 +++++++------
 src/glsl/glsl_parser_extras.h  |  5 +++++
 4 files changed, 14 insertions(+), 9 deletions(-)

diff --git a/src/glsl/builtin_functions.cpp b/src/glsl/builtin_functions.cpp
index 1df6956..76aff14 100644
--- a/src/glsl/builtin_functions.cpp
+++ b/src/glsl/builtin_functions.cpp
@@ -270,8 +270,7 @@ texture_array(const _mesa_glsl_parse_state *state)
 static bool
 texture_multisample(const _mesa_glsl_parse_state *state)
 {
-   return state->is_version(150, 0) ||
-          state->ARB_texture_multisample_enable;
+   return state->has_texture_multisample();
 }
 
 static bool
diff --git a/src/glsl/builtin_types.cpp b/src/glsl/builtin_types.cpp
index d92e2eb..9968f7c 100644
--- a/src/glsl/builtin_types.cpp
+++ b/src/glsl/builtin_types.cpp
@@ -307,7 +307,7 @@ _mesa_glsl_initialize_types(struct _mesa_glsl_parse_state 
*state)
       add_type(symbols, glsl_type::usamplerCubeArray_type);
    }
 
-   if (state->ARB_texture_multisample_enable) {
+   if (state->has_texture_multisample()) {
       add_type(symbols, glsl_type::sampler2DMS_type);
       add_type(symbols, glsl_type::isampler2DMS_type);
       add_type(symbols, glsl_type::usampler2DMS_type);
diff --git a/src/glsl/glsl_lexer.ll b/src/glsl/glsl_lexer.ll
index 10db5b8..3597435 100644
--- a/src/glsl/glsl_lexer.ll
+++ b/src/glsl/glsl_lexer.ll
@@ -341,12 +341,13 @@ usampler2DArray           KEYWORD(130, 300, 130, 300, 
USAMPLER2DARRAY);
 
    /* additional keywords in ARB_texture_multisample, included in GLSL 1.50 */
    /* these are reserved but not defined in GLSL 3.00 */
-sampler2DMS        KEYWORD_WITH_ALT(150, 300, 150, 0, 
yyextra->ARB_texture_multisample_enable, SAMPLER2DMS);
-isampler2DMS       KEYWORD_WITH_ALT(150, 300, 150, 0, 
yyextra->ARB_texture_multisample_enable, ISAMPLER2DMS);
-usampler2DMS       KEYWORD_WITH_ALT(150, 300, 150, 0, 
yyextra->ARB_texture_multisample_enable, USAMPLER2DMS);
-sampler2DMSArray   KEYWORD_WITH_ALT(150, 300, 150, 0, 
yyextra->ARB_texture_multisample_enable, SAMPLER2DMSARRAY);
-isampler2DMSArray  KEYWORD_WITH_ALT(150, 300, 150, 0, 
yyextra->ARB_texture_multisample_enable, ISAMPLER2DMSARRAY);
-usampler2DMSArray  KEYWORD_WITH_ALT(150, 300, 150, 0, 
yyextra->ARB_texture_multisample_enable, USAMPLER2DMSARRAY);
+   /* these are needed for GLES 3.1 */
+sampler2DMS        KEYWORD_WITH_ALT(150, 300, 150, 310, 
yyextra->ARB_texture_multisample_enable, SAMPLER2DMS);
+isampler2DMS       KEYWORD_WITH_ALT(150, 300, 150, 310, 
yyextra->ARB_texture_multisample_enable, ISAMPLER2DMS);
+usampler2DMS       KEYWORD_WITH_ALT(150, 300, 150, 310, 
yyextra->ARB_texture_multisample_enable, USAMPLER2DMS);
+sampler2DMSArray   KEYWORD_WITH_ALT(150, 300, 150, 310, 
yyextra->ARB_texture_multisample_enable, SAMPLER2DMSARRAY);
+isampler2DMSArray  KEYWORD_WITH_ALT(150, 300, 150, 310, 
yyextra->ARB_texture_multisample_enable, ISAMPLER2DMSARRAY);
+usampler2DMSArray  KEYWORD_WITH_ALT(150, 300, 150, 310, 
yyextra->ARB_texture_multisample_enable, USAMPLER2DMSARRAY);
 
    /* keywords available with ARB_texture_cube_map_array_enable extension on 
desktop GLSL */
 samplerCubeArray   KEYWORD_WITH_ALT(400, 0, 400, 0, 
yyextra->ARB_texture_cube_map_array_enable, SAMPLERCUBEARRAY);
diff --git a/src/glsl/glsl_parser_extras.h b/src/glsl/glsl_parser_extras.h
index 4612071..ce78622 100644
--- a/src/glsl/glsl_parser_extras.h
+++ b/src/glsl/glsl_parser_extras.h
@@ -221,6 +221,11 @@ struct _mesa_glsl_parse_state {
          || EXT_separate_shader_objects_enable;
    }
 
+   bool has_texture_multisample() const
+   {
+      return ARB_texture_multisample_enable || is_version(410, 310);
+   }
+
    bool has_double() const
    {
       return ARB_gpu_shader_fp64_enable || is_version(400, 0);
-- 
1.9.1

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