[Mesa-dev] [PATCH v2 02/25] mesa: implement SPARSE_BUFFER_PAGE_SIZE_ARB

[Nicolai Hähnle]

From: Nicolai Hähnle <nicolai.haehnle at amd.com>

Reviewed-by: Ian Romanick <ian.d.romanick at intel.com>
Reviewed-by: Marek Olšák <marek.olsak at amd.com>
---
 src/mesa/main/get.c              | 1 +
 src/mesa/main/get_hash_params.py | 3 +++
 src/mesa/main/mtypes.h           | 3 +++
 3 files changed, 7 insertions(+)

diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c
index 397f4a3..cf3ee63 100644
--- a/src/mesa/main/get.c
+++ b/src/mesa/main/get.c
@@ -494,20 +494,21 @@ EXTRA_EXT(ARB_shader_subroutine);
 EXTRA_EXT(ARB_shader_storage_buffer_object);
 EXTRA_EXT(ARB_indirect_parameters);
 EXTRA_EXT(ATI_meminfo);
 EXTRA_EXT(NVX_gpu_memory_info);
 EXTRA_EXT(ARB_cull_distance);
 EXTRA_EXT(EXT_window_rectangles);
 EXTRA_EXT(KHR_blend_equation_advanced_coherent);
 EXTRA_EXT(OES_primitive_bounding_box);
 EXTRA_EXT(ARB_compute_variable_group_size);
 EXTRA_EXT(KHR_robustness);
+EXTRA_EXT(ARB_sparse_buffer);
 
 static const int
 extra_ARB_color_buffer_float_or_glcore[] = {
    EXT(ARB_color_buffer_float),
    EXTRA_API_GL_CORE,
    EXTRA_END
 };
 
 static const int
 extra_NV_primitive_restart[] = {
diff --git a/src/mesa/main/get_hash_params.py b/src/mesa/main/get_hash_params.py
index 3b67d09..f6ffb4c 100644
--- a/src/mesa/main/get_hash_params.py
+++ b/src/mesa/main/get_hash_params.py
@@ -942,20 +942,23 @@ descriptor=[
   [ "GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX", "LOC_CUSTOM, TYPE_INT, NO_OFFSET, extra_NVX_gpu_memory_info" ],
   [ "GPU_MEMORY_INFO_EVICTION_COUNT_NVX", "LOC_CUSTOM, TYPE_INT, NO_OFFSET, extra_NVX_gpu_memory_info" ],
   [ "GPU_MEMORY_INFO_EVICTED_MEMORY_NVX", "LOC_CUSTOM, TYPE_INT, NO_OFFSET, extra_NVX_gpu_memory_info" ],
 
 # GL_ARB_cull_distance
   [ "MAX_CULL_DISTANCES", "CONTEXT_INT(Const.MaxClipPlanes), extra_ARB_cull_distance" ],
   [ "MAX_COMBINED_CLIP_AND_CULL_DISTANCES", "CONTEXT_INT(Const.MaxClipPlanes), extra_ARB_cull_distance" ],
 
 # GL_ARB_compute_variable_group_size
   [ "MAX_COMPUTE_VARIABLE_GROUP_INVOCATIONS_ARB", "CONTEXT_INT(Const.MaxComputeVariableGroupInvocations), extra_ARB_compute_variable_group_size" ],
+
+# GL_ARB_sparse_buffer
+  [ "SPARSE_BUFFER_PAGE_SIZE_ARB", "CONTEXT_INT(Const.SparseBufferPageSize), extra_ARB_sparse_buffer" ],
 ]},
 
 # Enums restricted to OpenGL Core profile
 { "apis": ["GL_CORE"], "params": [
 # GL_ARB_shader_subroutine
   [ "MAX_SUBROUTINES", "CONST(MAX_SUBROUTINES), extra_ARB_shader_subroutine" ],
   [ "MAX_SUBROUTINE_UNIFORM_LOCATIONS", "CONST(MAX_SUBROUTINE_UNIFORM_LOCATIONS), extra_ARB_shader_subroutine" ],
 
 # GL_ARB_indirect_parameters
   [ "PARAMETER_BUFFER_BINDING_ARB", "LOC_CUSTOM, TYPE_INT, 0, extra_ARB_indirect_parameters" ],
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 5f8b889..778ef25 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -3815,20 +3815,23 @@ struct gl_constants
    bool LowerTCSPatchVerticesIn; /**< Lower gl_PatchVerticesIn to a uniform */
    bool LowerTESPatchVerticesIn; /**< Lower gl_PatchVerticesIn to a uniform */
    bool PrimitiveRestartForPatches;
    bool LowerCsDerivedVariables;    /**< Lower gl_GlobalInvocationID and
                                      *   gl_LocalInvocationIndex based on
                                      *   other builtin variables. */
 
    /** GL_OES_primitive_bounding_box */
    bool NoPrimitiveBoundingBoxOutput;
 
+   /** GL_ARB_sparse_buffer */
+   GLuint SparseBufferPageSize;
+
    /** Used as an input for sha1 generation in the on-disk shader cache */
    unsigned char *dri_config_options_sha1;
 };
 
 
 /**
  * Enable flag for each OpenGL extension.  Different device drivers will
  * enable different extensions at runtime.
  */
 struct gl_extensions
-- 
2.9.3