GPUIndexBuf: GL backend Isolation

This is part of the Vulkan backend task T68990.

There is no real change, only making some code re-organisation.
This also make the IndexBuf completely abstract from outside the
GPU module.

1 files changed, 2 insertions, 0 deletions

diff --git a/source/blender/gpu/intern/gpu_backend.hh b/source/blender/gpu/intern/gpu_backend.hh
index 330c7d59b6d..b5162fd820f 100644
--- a/source/blender/gpu/intern/gpu_backend.hh
+++ b/source/blender/gpu/intern/gpu_backend.hh
@@ -33,6 +33,7 @@ namespace gpu {
 class Batch;
 class DrawList;
 class FrameBuffer;
+class IndexBuf;
 class Shader;
 class Texture;
 class UniformBuf;
@@ -50,6 +51,7 @@ class GPUBackend {
   virtual Batch *batch_alloc(void) = 0;
   virtual DrawList *drawlist_alloc(int list_length) = 0;
   virtual FrameBuffer *framebuffer_alloc(const char *name) = 0;
+  virtual IndexBuf *indexbuf_alloc(void) = 0;
   virtual Shader *shader_alloc(const char *name) = 0;
   virtual Texture *texture_alloc(const char *name) = 0;
   virtual UniformBuf *uniformbuf_alloc(int size, const char *name) = 0;