Python GPU: New 'capabilities' module

This module exposes the capabilities defined in the GPU module in C.

This will be useful for porting existing code in `bgl` to `gpu`.

Reviewed By: fclem, brecht, campbellbarton

Maniphest Tasks: T80730

Part of D11147

2 files changed, 49 insertions, 0 deletions

diff --git a/source/blender/gpu/intern/gpu_capabilities.cc b/source/blender/gpu/intern/gpu_capabilities.cc
index 6d9182dcf17..d8764502800 100644
--- a/source/blender/gpu/intern/gpu_capabilities.cc
+++ b/source/blender/gpu/intern/gpu_capabilities.cc
@@ -82,6 +82,46 @@ int GPU_max_textures(void)
   return GCaps.max_textures;
 }
 
+int GPU_max_uniforms_vert(void)
+{
+  return GCaps.max_uniforms_vert;
+}
+
+int GPU_max_uniforms_frag(void)
+{
+  return GCaps.max_uniforms_frag;
+}
+
+int GPU_max_batch_indices(void)
+{
+  return GCaps.max_batch_indices;
+}
+
+int GPU_max_batch_vertices(void)
+{
+  return GCaps.max_batch_vertices;
+}
+
+int GPU_max_vertex_attribs(void)
+{
+  return GCaps.max_vertex_attribs;
+}
+
+int GPU_max_varying_floats(void)
+{
+  return GCaps.max_varying_floats;
+}
+
+int GPU_extensions_len(void)
+{
+  return GCaps.extensions_len;
+}
+
+const char *GPU_extension_get(int i)
+{
+  return GCaps.extension_get ? GCaps.extension_get(i) : "\0";
+}
+
 bool GPU_mip_render_workaround(void)
 {
   return GCaps.mip_render_workaround;
diff --git a/source/blender/gpu/intern/gpu_capabilities_private.hh b/source/blender/gpu/intern/gpu_capabilities_private.hh
index 2b3292749f8..7c1d4590ce8 100644
--- a/source/blender/gpu/intern/gpu_capabilities_private.hh
+++ b/source/blender/gpu/intern/gpu_capabilities_private.hh
@@ -41,6 +41,15 @@ struct GPUCapabilities {
   int max_textures_vert = 0;
   int max_textures_geom = 0;
   int max_textures_frag = 0;
+  int max_uniforms_vert = 0;
+  int max_uniforms_frag = 0;
+  int max_batch_indices = 0;
+  int max_batch_vertices = 0;
+  int max_vertex_attribs = 0;
+  int max_varying_floats = 0;
+  int extensions_len = 0;
+  const char *(*extension_get)(int);
+
   bool mem_stats_support = false;
   bool shader_image_load_store_support = false;
   /* OpenGL related workarounds. */