GPU: Rename gpu_extensions to gpu_capabilities

This makes more sense as this module has more to it than just
GL extensions.

source/blender/gpu/CMakeLists.txt

@@ -59,11 +59,11 @@ set(SRC
   intern/gpu_batch_presets.c
   intern/gpu_batch_utils.c
   intern/gpu_buffers.c
+  intern/gpu_capabilities.cc
   intern/gpu_codegen.c
   intern/gpu_context.cc
   intern/gpu_debug.cc
   intern/gpu_drawlist.cc
-  intern/gpu_extensions.cc
   intern/gpu_framebuffer.cc
   intern/gpu_immediate.cc
   intern/gpu_immediate_util.c
@@ -107,11 +107,11 @@ set(SRC
   GPU_batch_presets.h
   GPU_batch_utils.h
   GPU_buffers.h
+  GPU_capabilities.h
   GPU_common.h
   GPU_context.h
   GPU_debug.h
   GPU_drawlist.h
-  GPU_extensions.h
   GPU_framebuffer.h
   GPU_glew.h
   GPU_immediate.h
@@ -134,10 +134,10 @@ set(SRC
 
   intern/gpu_backend.hh
   intern/gpu_batch_private.hh
+  intern/gpu_capabilities_private.hh
   intern/gpu_codegen.h
   intern/gpu_context_private.hh
   intern/gpu_drawlist_private.hh
-  intern/gpu_extensions_private.hh
   intern/gpu_framebuffer_private.hh
   intern/gpu_immediate_private.hh
   intern/gpu_index_buffer_private.hh

source/blender/gpu/GPU_capabilities.h

@@ -19,6 +19,10 @@
 
 /** \file
  * \ingroup gpu
+ *
+ * GPU Capabilities & workarounds
+ * This module expose the reported implementation limits & enabled
+ * workaround for drivers that needs specific codepaths.
  */
 
 #pragma once
@@ -27,32 +31,23 @@
 extern "C" {
 #endif
 
-/* GPU extensions support */
-
 int GPU_max_texture_size(void);
-int GPU_max_texture_3d_size(void);
 int GPU_max_texture_layers(void);
 int GPU_max_textures(void);
 int GPU_max_textures_vert(void);
 int GPU_max_textures_geom(void);
 int GPU_max_textures_frag(void);
-float GPU_max_texture_anisotropy(void);
-int GPU_max_color_texture_samples(void);
-int GPU_max_cube_map_size(void);
-int GPU_max_ubo_binds(void);
-int GPU_max_ubo_size(void);
+
+int GPU_texture_size_with_limit(int res);
+
 bool GPU_mip_render_workaround(void);
 bool GPU_depth_blitting_workaround(void);
 bool GPU_use_main_context_workaround(void);
 bool GPU_crappy_amd_driver(void);
 
-int GPU_texture_size_with_limit(int res);
-
 bool GPU_mem_stats_supported(void);
 void GPU_mem_stats_get(int *totalmem, int *freemem);
 
-void GPU_code_generate_glsl_lib(void);
-
 bool GPU_stereo_quadbuffer_support(void);
 
 #ifdef __cplusplus

source/blender/gpu/intern/gpu_batch.cc

@@ -30,7 +30,6 @@
 
 #include "GPU_batch.h"
 #include "GPU_batch_presets.h"
-#include "GPU_extensions.h"
 #include "GPU_matrix.h"
 #include "GPU_platform.h"
 #include "GPU_shader.h"

source/blender/gpu/intern/gpu_capabilities.cc

@@ -26,9 +26,9 @@
 
 #include "DNA_userdef_types.h"
 
-#include "GPU_extensions.h"
+#include "GPU_capabilities.h"
 
-#include "gpu_extensions_private.hh"
+#include "gpu_capabilities_private.hh"
 
 #include "gl_backend.hh" /* TODO remove */
 

source/blender/gpu/intern/gpu_codegen.c

@@ -40,7 +40,7 @@
 
 #include "BKE_material.h"
 
-#include "GPU_extensions.h"
+#include "GPU_capabilities.h"
 #include "GPU_material.h"
 #include "GPU_shader.h"
 #include "GPU_uniform_buffer.h"

source/blender/gpu/intern/gpu_framebuffer.cc

@@ -28,7 +28,7 @@
 #include "BLI_utildefines.h"
 
 #include "GPU_batch.h"
-#include "GPU_extensions.h"
+#include "GPU_capabilities.h"
 #include "GPU_shader.h"
 #include "GPU_texture.h"
 

source/blender/gpu/intern/gpu_shader.cc

@@ -36,7 +36,7 @@
 
 #include "DNA_space_types.h"
 
-#include "GPU_extensions.h"
+#include "GPU_capabilities.h"
 #include "GPU_matrix.h"
 #include "GPU_platform.h"
 #include "GPU_shader.h"

source/blender/gpu/intern/gpu_shader_builtin.c

@@ -35,7 +35,6 @@
 
 #include "DNA_space_types.h"
 
-#include "GPU_extensions.h"
 #include "GPU_matrix.h"
 #include "GPU_platform.h"
 #include "GPU_shader.h"

source/blender/gpu/intern/gpu_state.cc

@@ -30,7 +30,6 @@
 
 #include "BKE_global.h"
 
-#include "GPU_extensions.h"
 #include "GPU_glew.h"
 #include "GPU_state.h"
 

source/blender/gpu/intern/gpu_uniform_buffer.cc

@@ -32,8 +32,6 @@
 
 #include "GPU_material.h"
 
-#include "GPU_extensions.h"
-
 #include "GPU_uniform_buffer.h"
 #include "gpu_uniform_buffer_private.hh"
 

source/blender/gpu/opengl/gl_backend.cc

@@ -23,7 +23,7 @@
 
 #include "BKE_global.h"
 
-#include "gpu_extensions_private.hh"
+#include "gpu_capabilities_private.hh"
 #include "gpu_platform_private.hh"
 
 #include "glew-mx.h"

source/blender/gpu/opengl/gl_batch.cc

@@ -29,8 +29,6 @@
 
 #include "glew-mx.h"
 
-#include "GPU_extensions.h"
-
 #include "gpu_batch_private.hh"
 #include "gpu_shader_private.hh"
 

source/blender/gpu/opengl/gl_drawlist.cc

@@ -27,7 +27,7 @@
 #include "BLI_assert.h"
 
 #include "GPU_batch.h"
-#include "GPU_extensions.h"
+#include "GPU_capabilities.h"
 
 #include "glew-mx.h"
 

source/blender/gpu/opengl/gl_framebuffer.cc

@@ -23,7 +23,7 @@
 
 #include "BKE_global.h"
 
-#include "GPU_extensions.h"
+#include "GPU_capabilities.h"
 
 #include "gl_backend.hh"
 #include "gl_framebuffer.hh"

source/blender/gpu/opengl/gl_shader.cc

@@ -25,7 +25,6 @@
 
 #include "BLI_string.h"
 
-#include "GPU_extensions.h"
 #include "GPU_platform.h"
 
 #include "gl_backend.hh"

source/blender/gpu/opengl/gl_state.cc

@@ -25,7 +25,7 @@
 #include "BLI_math_base.h"
 #include "BLI_math_bits.h"
 
-#include "GPU_extensions.h"
+#include "GPU_capabilities.h"
 
 #include "glew-mx.h"
 

source/blender/gpu/opengl/gl_texture.cc

@@ -25,7 +25,7 @@
 
 #include "DNA_userdef_types.h"
 
-#include "GPU_extensions.h"
+#include "GPU_capabilities.h"
 #include "GPU_framebuffer.h"
 #include "GPU_platform.h"
 

source/blender/gpu/opengl/gl_uniform_buffer.cc

@@ -25,8 +25,6 @@
 
 #include "BLI_string.h"
 
-#include "GPU_extensions.h"
-
 #include "gpu_backend.hh"
 #include "gpu_context_private.hh"