DRW: Manager: Add possibility to record a framebuffer change inside a pass

This is a convenience when one needs to often change the current framebuffer
and avoid the overhead of creating many Main/Simple passes.

3 files changed, 13 insertions, 0 deletions

diff --git a/source/blender/gpu/GPU_framebuffer.h b/source/blender/gpu/GPU_framebuffer.h
index bdb384c16f1..917407eece3 100644
--- a/source/blender/gpu/GPU_framebuffer.h
+++ b/source/blender/gpu/GPU_framebuffer.h
@@ -47,6 +47,9 @@ typedef struct GPUOffScreen GPUOffScreen;
 GPUFrameBuffer *GPU_framebuffer_create(const char *name);
 void GPU_framebuffer_free(GPUFrameBuffer *fb);
 void GPU_framebuffer_bind(GPUFrameBuffer *fb);
+
+const char *GPU_framebuffer_get_name(GPUFrameBuffer *fb);
+
 /**
  * Workaround for binding a SRGB frame-buffer without doing the SRGB transform.
  */
diff --git a/source/blender/gpu/intern/gpu_framebuffer.cc b/source/blender/gpu/intern/gpu_framebuffer.cc
index 6528f39d4ec..5b50fd66196 100644
--- a/source/blender/gpu/intern/gpu_framebuffer.cc
+++ b/source/blender/gpu/intern/gpu_framebuffer.cc
@@ -238,6 +238,11 @@ void GPU_framebuffer_free(GPUFrameBuffer *gpu_fb)
   delete unwrap(gpu_fb);
 }
 
+const char *GPU_framebuffer_get_name(GPUFrameBuffer *gpu_fb)
+{
+  return unwrap(gpu_fb)->name_get();
+}
+
 /* ---------- Binding ----------- */
 
 void GPU_framebuffer_bind(GPUFrameBuffer *gpu_fb)
diff --git a/source/blender/gpu/intern/gpu_framebuffer_private.hh b/source/blender/gpu/intern/gpu_framebuffer_private.hh
index 5afcc102e44..cb7fd62445c 100644
--- a/source/blender/gpu/intern/gpu_framebuffer_private.hh
+++ b/source/blender/gpu/intern/gpu_framebuffer_private.hh
@@ -204,6 +204,11 @@ class FrameBuffer {
   {
     return attachments_[GPU_FB_COLOR_ATTACHMENT0 + slot].tex;
   };
+
+  inline const char *const name_get() const
+  {
+    return name_;
+  };
 };
 
 /* Syntactic sugar. */