Mesa (master): glsl: enable textureSize and texelFetch on GLSL ES 3.10 with MS samplers

[Tapani Pälli]

Module: Mesa
Branch: master
Commit: 89759381dbfe3784bc780a3ab6e0fe13e77e06ef
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=89759381dbfe3784bc780a3ab6e0fe13e77e06ef

Author: Tapani Pälli <tapani.palli at intel.com>
Date:   Mon Aug 17 12:11:03 2015 +0300

glsl: enable textureSize and texelFetch on GLSL ES 3.10 with MS samplers

Patch separates array samplers from the texture_multisample check so that we
can enable only [iu]sampler2DMS, [iu]sampler2DMSArray are not supported.

Signed-off-by: Tapani Pälli <tapani.palli at intel.com>
Reviewed-by: Timothy Arceri <t_arceri at yahoo.com.au>

---

 src/glsl/builtin_functions.cpp |   19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

diff --git a/src/glsl/builtin_functions.cpp b/src/glsl/builtin_functions.cpp
index 2175c66..04ad617 100644
--- a/src/glsl/builtin_functions.cpp
+++ b/src/glsl/builtin_functions.cpp
@@ -270,6 +270,13 @@ texture_array(const _mesa_glsl_parse_state *state)
 static bool
 texture_multisample(const _mesa_glsl_parse_state *state)
 {
+   return state->is_version(150, 310) ||
+          state->ARB_texture_multisample_enable;
+}
+
+static bool
+texture_multisample_array(const _mesa_glsl_parse_state *state)
+{
    return state->is_version(150, 0) ||
           state->ARB_texture_multisample_enable;
 }
@@ -1367,9 +1374,9 @@ builtin_builder::create_builtins()
                 _textureSize(texture_multisample, glsl_type::ivec2_type, glsl_type::isampler2DMS_type),
                 _textureSize(texture_multisample, glsl_type::ivec2_type, glsl_type::usampler2DMS_type),
 
-                _textureSize(texture_multisample, glsl_type::ivec3_type, glsl_type::sampler2DMSArray_type),
-                _textureSize(texture_multisample, glsl_type::ivec3_type, glsl_type::isampler2DMSArray_type),
-                _textureSize(texture_multisample, glsl_type::ivec3_type, glsl_type::usampler2DMSArray_type),
+                _textureSize(texture_multisample_array, glsl_type::ivec3_type, glsl_type::sampler2DMSArray_type),
+                _textureSize(texture_multisample_array, glsl_type::ivec3_type, glsl_type::isampler2DMSArray_type),
+                _textureSize(texture_multisample_array, glsl_type::ivec3_type, glsl_type::usampler2DMSArray_type),
                 NULL);
 
    add_function("texture",
@@ -1632,9 +1639,9 @@ builtin_builder::create_builtins()
                 _texelFetch(texture_multisample, glsl_type::ivec4_type, glsl_type::isampler2DMS_type, glsl_type::ivec2_type),
                 _texelFetch(texture_multisample, glsl_type::uvec4_type, glsl_type::usampler2DMS_type, glsl_type::ivec2_type),
 
-                _texelFetch(texture_multisample, glsl_type::vec4_type,  glsl_type::sampler2DMSArray_type,  glsl_type::ivec3_type),
-                _texelFetch(texture_multisample, glsl_type::ivec4_type, glsl_type::isampler2DMSArray_type, glsl_type::ivec3_type),
-                _texelFetch(texture_multisample, glsl_type::uvec4_type, glsl_type::usampler2DMSArray_type, glsl_type::ivec3_type),
+                _texelFetch(texture_multisample_array, glsl_type::vec4_type,  glsl_type::sampler2DMSArray_type,  glsl_type::ivec3_type),
+                _texelFetch(texture_multisample_array, glsl_type::ivec4_type, glsl_type::isampler2DMSArray_type, glsl_type::ivec3_type),
+                _texelFetch(texture_multisample_array, glsl_type::uvec4_type, glsl_type::usampler2DMSArray_type, glsl_type::ivec3_type),
                 NULL);
 
    add_function("texelFetchOffset",