+
+ c->GLSLFragCoordIsSysVal =
+ screen->get_param(screen, PIPE_CAP_TGSI_FS_POSITION_IS_SYSVAL);
+ c->GLSLFrontFacingIsSysVal =
+ screen->get_param(screen, PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL);
+
+ c->MaxAtomicBufferBindings =
+ c->Program[MESA_SHADER_FRAGMENT].MaxAtomicBuffers;
+ c->MaxCombinedAtomicBuffers =
+ c->Program[MESA_SHADER_VERTEX].MaxAtomicBuffers +
+ c->Program[MESA_SHADER_TESS_CTRL].MaxAtomicBuffers +
+ c->Program[MESA_SHADER_TESS_EVAL].MaxAtomicBuffers +
+ c->Program[MESA_SHADER_GEOMETRY].MaxAtomicBuffers +
+ c->Program[MESA_SHADER_FRAGMENT].MaxAtomicBuffers;
+ assert(c->MaxCombinedAtomicBuffers <= MAX_COMBINED_ATOMIC_BUFFERS);
+
+ if (c->MaxCombinedAtomicBuffers > 0) {
+ extensions->ARB_shader_atomic_counters = GL_TRUE;
+ extensions->ARB_shader_atomic_counter_ops = GL_TRUE;
+ }
+
+ c->MaxCombinedShaderOutputResources = c->MaxDrawBuffers;
+ c->ShaderStorageBufferOffsetAlignment =
+ screen->get_param(screen, PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT);
+ if (c->ShaderStorageBufferOffsetAlignment) {
+ c->MaxCombinedShaderStorageBlocks = c->MaxShaderStorageBufferBindings =
+ c->MaxCombinedAtomicBuffers;
+ c->MaxCombinedShaderOutputResources +=
+ c->MaxCombinedShaderStorageBlocks;
+ c->MaxShaderStorageBlockSize = 1 << 27;
+ extensions->ARB_shader_storage_buffer_object = GL_TRUE;
+ }
+
+ c->MaxCombinedImageUniforms =
+ c->Program[MESA_SHADER_VERTEX].MaxImageUniforms +
+ c->Program[MESA_SHADER_TESS_CTRL].MaxImageUniforms +
+ c->Program[MESA_SHADER_TESS_EVAL].MaxImageUniforms +
+ c->Program[MESA_SHADER_GEOMETRY].MaxImageUniforms +
+ c->Program[MESA_SHADER_FRAGMENT].MaxImageUniforms +
+ c->Program[MESA_SHADER_COMPUTE].MaxImageUniforms;
+ c->MaxCombinedShaderOutputResources += c->MaxCombinedImageUniforms;
+ c->MaxImageUnits = MAX_IMAGE_UNITS;
+ c->MaxImageSamples = 0; /* XXX */
+ if (c->MaxCombinedImageUniforms) {
+ extensions->ARB_shader_image_load_store = GL_TRUE;
+ extensions->ARB_shader_image_size = GL_TRUE;
+ }