mesa: Add support for OES_texture_cube_map_array

This has a separate enable flag because this extension also requires
OES_geometry_shader.  It is possible that some drivers may support
OpenGL ES 3.1 and ARB_texture_cube_map but not support
OES_geometry_shader.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>

1 files changed, 19 insertions, 10 deletions

diff --git a/src/compiler/glsl/builtin_functions.cpp b/src/compiler/glsl/builtin_functions.cpp
index 161c98b..64bf8d8 100644
--- a/src/compiler/glsl/builtin_functions.cpp
+++ b/src/compiler/glsl/builtin_functions.cpp
@@ -245,6 +245,14 @@ gpu_shader5_es(const _mesa_glsl_parse_state *state)
 }
 
 static bool
+gpu_shader5_or_OES_texture_cube_map_array(const _mesa_glsl_parse_state *state)
+{
+   return state->is_version(400, 320) ||
+          state->ARB_gpu_shader5_enable ||
+          state->OES_texture_cube_map_array_enable;
+}
+
+static bool
 es31_not_gs5(const _mesa_glsl_parse_state *state)
 {
    return state->is_version(0, 310) && !gpu_shader5_es(state);
@@ -358,11 +366,12 @@ texture_query_lod(const _mesa_glsl_parse_state *state)
 }
 
 static bool
-texture_gather(const _mesa_glsl_parse_state *state)
+texture_gather_cube_map_array(const _mesa_glsl_parse_state *state)
 {
-   return state->is_version(400, 0) ||
+   return state->is_version(400, 320) ||
           state->ARB_texture_gather_enable ||
-          state->ARB_gpu_shader5_enable;
+          state->ARB_gpu_shader5_enable ||
+          state->OES_texture_cube_map_array_enable;
 }
 
 static bool
@@ -2554,9 +2563,9 @@ builtin_builder::create_builtins()
                 _texture(ir_tg4, texture_gather_or_es31, glsl_type::ivec4_type, glsl_type::isamplerCube_type, glsl_type::vec3_type),
                 _texture(ir_tg4, texture_gather_or_es31, glsl_type::uvec4_type, glsl_type::usamplerCube_type, glsl_type::vec3_type),
 
-                _texture(ir_tg4, texture_gather, glsl_type::vec4_type, glsl_type::samplerCubeArray_type, glsl_type::vec4_type),
-                _texture(ir_tg4, texture_gather, glsl_type::ivec4_type, glsl_type::isamplerCubeArray_type, glsl_type::vec4_type),
-                _texture(ir_tg4, texture_gather, glsl_type::uvec4_type, glsl_type::usamplerCubeArray_type, glsl_type::vec4_type),
+                _texture(ir_tg4, texture_gather_cube_map_array, glsl_type::vec4_type, glsl_type::samplerCubeArray_type, glsl_type::vec4_type),
+                _texture(ir_tg4, texture_gather_cube_map_array, glsl_type::ivec4_type, glsl_type::isamplerCubeArray_type, glsl_type::vec4_type),
+                _texture(ir_tg4, texture_gather_cube_map_array, glsl_type::uvec4_type, glsl_type::usamplerCubeArray_type, glsl_type::vec4_type),
 
                 _texture(ir_tg4, gpu_shader5_or_es31, glsl_type::vec4_type, glsl_type::sampler2D_type, glsl_type::vec2_type, TEX_COMPONENT),
                 _texture(ir_tg4, gpu_shader5_or_es31, glsl_type::ivec4_type, glsl_type::isampler2D_type, glsl_type::vec2_type, TEX_COMPONENT),
@@ -2574,14 +2583,14 @@ builtin_builder::create_builtins()
                 _texture(ir_tg4, gpu_shader5_or_es31, glsl_type::ivec4_type, glsl_type::isamplerCube_type, glsl_type::vec3_type, TEX_COMPONENT),
                 _texture(ir_tg4, gpu_shader5_or_es31, glsl_type::uvec4_type, glsl_type::usamplerCube_type, glsl_type::vec3_type, TEX_COMPONENT),
 
-                _texture(ir_tg4, gpu_shader5, glsl_type::vec4_type, glsl_type::samplerCubeArray_type, glsl_type::vec4_type, TEX_COMPONENT),
-                _texture(ir_tg4, gpu_shader5, glsl_type::ivec4_type, glsl_type::isamplerCubeArray_type, glsl_type::vec4_type, TEX_COMPONENT),
-                _texture(ir_tg4, gpu_shader5, glsl_type::uvec4_type, glsl_type::usamplerCubeArray_type, glsl_type::vec4_type, TEX_COMPONENT),
+                _texture(ir_tg4, gpu_shader5_or_OES_texture_cube_map_array, glsl_type::vec4_type, glsl_type::samplerCubeArray_type, glsl_type::vec4_type, TEX_COMPONENT),
+                _texture(ir_tg4, gpu_shader5_or_OES_texture_cube_map_array, glsl_type::ivec4_type, glsl_type::isamplerCubeArray_type, glsl_type::vec4_type, TEX_COMPONENT),
+                _texture(ir_tg4, gpu_shader5_or_OES_texture_cube_map_array, glsl_type::uvec4_type, glsl_type::usamplerCubeArray_type, glsl_type::vec4_type, TEX_COMPONENT),
 
                 _texture(ir_tg4, gpu_shader5_or_es31, glsl_type::vec4_type, glsl_type::sampler2DShadow_type, glsl_type::vec2_type),
                 _texture(ir_tg4, gpu_shader5_or_es31, glsl_type::vec4_type, glsl_type::sampler2DArrayShadow_type, glsl_type::vec3_type),
                 _texture(ir_tg4, gpu_shader5_or_es31, glsl_type::vec4_type, glsl_type::samplerCubeShadow_type, glsl_type::vec3_type),
-                _texture(ir_tg4, gpu_shader5, glsl_type::vec4_type, glsl_type::samplerCubeArrayShadow_type, glsl_type::vec4_type),
+                _texture(ir_tg4, gpu_shader5_or_OES_texture_cube_map_array, glsl_type::vec4_type, glsl_type::samplerCubeArrayShadow_type, glsl_type::vec4_type),
                 _texture(ir_tg4, gpu_shader5, glsl_type::vec4_type, glsl_type::sampler2DRectShadow_type, glsl_type::vec2_type),
                 NULL);