[Mesa-dev] [PATCH v3 3/3] glsl: add core plumbing for GL_ANDROID_extension_pack_es31a
Ilia Mirkin
imirkin at alum.mit.edu
Tue Sep 13 23:10:59 UTC 2016
Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
---
src/compiler/glsl/glsl_parser_extras.cpp | 58 +++++++++++++++++++++++---------
src/compiler/glsl/glsl_parser_extras.h | 2 ++
src/mesa/main/extensions_table.h | 2 ++
src/mesa/main/mtypes.h | 1 +
4 files changed, 47 insertions(+), 16 deletions(-)
diff --git a/src/compiler/glsl/glsl_parser_extras.cpp b/src/compiler/glsl/glsl_parser_extras.cpp
index 436ddd0..0e9bfa7 100644
--- a/src/compiler/glsl/glsl_parser_extras.cpp
+++ b/src/compiler/glsl/glsl_parser_extras.cpp
@@ -523,6 +523,11 @@ struct _mesa_glsl_extension {
const char *name;
/**
+ * Whether this extension is a part of AEP
+ */
+ bool aep;
+
+ /**
* Predicate that checks whether the relevant extension is available for
* this context.
*/
@@ -565,9 +570,14 @@ has_##name_str(const struct gl_context *ctx, gl_api api, uint8_t version) \
#undef EXT
#define EXT(NAME) \
- { "GL_" #NAME, has_##NAME, \
- &_mesa_glsl_parse_state::NAME##_enable, \
- &_mesa_glsl_parse_state::NAME##_warn }
+ { "GL_" #NAME, false, has_##NAME, \
+ &_mesa_glsl_parse_state::NAME##_enable, \
+ &_mesa_glsl_parse_state::NAME##_warn }
+
+#define EXT_AEP(NAME) \
+ { "GL_" #NAME, true, has_##NAME, \
+ &_mesa_glsl_parse_state::NAME##_enable, \
+ &_mesa_glsl_parse_state::NAME##_warn }
/**
* Table of extensions that can be enabled/disabled within a shader,
@@ -623,7 +633,7 @@ static const _mesa_glsl_extension _mesa_glsl_supported_extensions[] = {
/* KHR extensions go here, sorted alphabetically.
*/
- EXT(KHR_blend_equation_advanced),
+ EXT_AEP(KHR_blend_equation_advanced),
/* OES extensions go here, sorted alphabetically.
*/
@@ -632,17 +642,17 @@ static const _mesa_glsl_extension _mesa_glsl_supported_extensions[] = {
EXT(OES_geometry_shader),
EXT(OES_gpu_shader5),
EXT(OES_primitive_bounding_box),
- EXT(OES_sample_variables),
- EXT(OES_shader_image_atomic),
+ EXT_AEP(OES_sample_variables),
+ EXT_AEP(OES_shader_image_atomic),
EXT(OES_shader_io_blocks),
- EXT(OES_shader_multisample_interpolation),
+ EXT_AEP(OES_shader_multisample_interpolation),
EXT(OES_standard_derivatives),
EXT(OES_tessellation_point_size),
EXT(OES_tessellation_shader),
EXT(OES_texture_3D),
EXT(OES_texture_buffer),
EXT(OES_texture_cube_map_array),
- EXT(OES_texture_storage_multisample_2d_array),
+ EXT_AEP(OES_texture_storage_multisample_2d_array),
/* All other extensions go here, sorted alphabetically.
*/
@@ -651,23 +661,24 @@ static const _mesa_glsl_extension _mesa_glsl_supported_extensions[] = {
EXT(AMD_shader_trinary_minmax),
EXT(AMD_vertex_shader_layer),
EXT(AMD_vertex_shader_viewport_index),
+ EXT(ANDROID_extension_pack_es31a),
EXT(EXT_blend_func_extended),
EXT(EXT_draw_buffers),
EXT(EXT_clip_cull_distance),
EXT(EXT_geometry_point_size),
- EXT(EXT_geometry_shader),
- EXT(EXT_gpu_shader5),
- EXT(EXT_primitive_bounding_box),
+ EXT_AEP(EXT_geometry_shader),
+ EXT_AEP(EXT_gpu_shader5),
+ EXT_AEP(EXT_primitive_bounding_box),
EXT(EXT_separate_shader_objects),
EXT(EXT_shader_framebuffer_fetch),
EXT(EXT_shader_integer_mix),
- EXT(EXT_shader_io_blocks),
+ EXT_AEP(EXT_shader_io_blocks),
EXT(EXT_shader_samples_identical),
EXT(EXT_tessellation_point_size),
- EXT(EXT_tessellation_shader),
+ EXT_AEP(EXT_tessellation_shader),
EXT(EXT_texture_array),
- EXT(EXT_texture_buffer),
- EXT(EXT_texture_cube_map_array),
+ EXT_AEP(EXT_texture_buffer),
+ EXT_AEP(EXT_texture_cube_map_array),
EXT(MESA_shader_integer_functions),
};
@@ -713,7 +724,6 @@ static const _mesa_glsl_extension *find_extension(const char *name)
return NULL;
}
-
bool
_mesa_glsl_process_extension(const char *name, YYLTYPE *name_locp,
const char *behavior_string, YYLTYPE *behavior_locp,
@@ -768,6 +778,22 @@ _mesa_glsl_process_extension(const char *name, YYLTYPE *name_locp,
const _mesa_glsl_extension *extension = find_extension(name);
if (extension && extension->compatible_with_state(state, api, gl_version)) {
extension->set_flags(state, behavior);
+ if (extension->available_pred == has_ANDROID_extension_pack_es31a) {
+ for (unsigned i = 0;
+ i < ARRAY_SIZE(_mesa_glsl_supported_extensions); ++i) {
+ const _mesa_glsl_extension *extension =
+ &_mesa_glsl_supported_extensions[i];
+
+ if (!extension->aep)
+ continue;
+ /* AEP should not be enabled if all of the sub-extensions can't
+ * also be enabled. This is not the proper layer to do such
+ * error-checking though.
+ */
+ assert(extension->compatible_with_state(state, api, gl_version));
+ extension->set_flags(state, behavior);
+ }
+ }
} else {
static const char fmt[] = "extension `%s' unsupported in %s shader";
diff --git a/src/compiler/glsl/glsl_parser_extras.h b/src/compiler/glsl/glsl_parser_extras.h
index e146fe1..027b97e 100644
--- a/src/compiler/glsl/glsl_parser_extras.h
+++ b/src/compiler/glsl/glsl_parser_extras.h
@@ -709,6 +709,8 @@ struct _mesa_glsl_parse_state {
bool AMD_vertex_shader_layer_warn;
bool AMD_vertex_shader_viewport_index_enable;
bool AMD_vertex_shader_viewport_index_warn;
+ bool ANDROID_extension_pack_es31a_enable;
+ bool ANDROID_extension_pack_es31a_warn;
bool EXT_blend_func_extended_enable;
bool EXT_blend_func_extended_warn;
bool EXT_clip_cull_distance_enable;
diff --git a/src/mesa/main/extensions_table.h b/src/mesa/main/extensions_table.h
index edfc458..1f8da7e 100644
--- a/src/mesa/main/extensions_table.h
+++ b/src/mesa/main/extensions_table.h
@@ -18,6 +18,8 @@ EXT(AMD_shader_trinary_minmax , dummy_true
EXT(AMD_vertex_shader_layer , AMD_vertex_shader_layer , x , GLC, x , x , 2012)
EXT(AMD_vertex_shader_viewport_index , AMD_vertex_shader_viewport_index , x , GLC, x , x , 2012)
+EXT(ANDROID_extension_pack_es31a , ANDROID_extension_pack_es31a , x , x , x , 31, 2014)
+
EXT(ANGLE_texture_compression_dxt3 , ANGLE_texture_compression_dxt , GLL, GLC, ES1, ES2, 2011)
EXT(ANGLE_texture_compression_dxt5 , ANGLE_texture_compression_dxt , GLL, GLC, ES1, ES2, 2011)
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index df93446..d00829c 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -3957,6 +3957,7 @@ struct gl_extensions
GLboolean AMD_seamless_cubemap_per_texture;
GLboolean AMD_vertex_shader_layer;
GLboolean AMD_vertex_shader_viewport_index;
+ GLboolean ANDROID_extension_pack_es31a;
GLboolean APPLE_object_purgeable;
GLboolean ATI_meminfo;
GLboolean ATI_texture_compression_3dc;
--
2.7.3
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