Cleanup: Renamed WorldPipeline to BackgroundPipeline

Rename cause for #108149 we want to use WorldPipeline for rendering
the world cubemap.

Pull Request: https://projects.blender.org/blender/blender/pulls/109495

source/blender/draw/engines/eevee_next/eevee_pipeline.cc

@@ -22,7 +22,7 @@ namespace blender::eevee {
  * Used to draw background.
  * \{ */
 
-void WorldPipeline::sync(GPUMaterial *gpumat)
+void BackgroundPipeline::sync(GPUMaterial *gpumat)
 {
   Manager &manager = *inst_.manager;
   RenderBuffers &rbufs = inst_.render_buffers;
@@ -49,7 +49,7 @@ void WorldPipeline::sync(GPUMaterial *gpumat)
   world_ps_.barrier(GPU_BARRIER_SHADER_IMAGE_ACCESS);
 }
 
-void WorldPipeline::render(View &view)
+void BackgroundPipeline::render(View &view)
 {
   inst_.manager->submit(world_ps_, view);
 }

source/blender/draw/engines/eevee_next/eevee_pipeline.hh

@@ -23,19 +23,19 @@ namespace blender::eevee {
 class Instance;
 
 /* -------------------------------------------------------------------- */
-/** \name World Pipeline
+/** \name World Background Pipeline
  *
- * Render world values.
+ * Render world background values.
  * \{ */
 
-class WorldPipeline {
+class BackgroundPipeline {
  private:
   Instance &inst_;
 
   PassSimple world_ps_ = {"World.Background"};
 
  public:
-  WorldPipeline(Instance &inst) : inst_(inst){};
+  BackgroundPipeline(Instance &inst) : inst_(inst){};
 
   void sync(GPUMaterial *gpumat);
   void render(View &view);
@@ -287,7 +287,7 @@ class UtilityTexture : public Texture {
 
 class PipelineModule {
  public:
-  WorldPipeline world;
+  BackgroundPipeline background;
   DeferredPipeline deferred;
   ForwardPipeline forward;
   ShadowPipeline shadow;
@@ -297,7 +297,7 @@ class PipelineModule {
 
  public:
   PipelineModule(Instance &inst)
-      : world(inst), deferred(inst), forward(inst), shadow(inst), capture(inst){};
+      : background(inst), deferred(inst), forward(inst), shadow(inst), capture(inst){};
 
   void begin_sync()
   {

source/blender/draw/engines/eevee_next/eevee_view.cc

@@ -118,7 +118,7 @@ void ShadingView::render()
   GPU_framebuffer_bind(combined_fb_);
   GPU_framebuffer_clear_color_depth(combined_fb_, clear_color, 1.0f);
 
-  inst_.pipelines.world.render(render_view_new_);
+  inst_.pipelines.background.render(render_view_new_);
 
   /* TODO(fclem): Move it after the first prepass (and hiz update) once pipeline is stabilized. */
   inst_.lights.set_view(render_view_new_, extent_);

source/blender/draw/engines/eevee_next/eevee_world.cc

@@ -108,7 +108,7 @@ void World::sync()
 
   inst_.manager->register_layer_attributes(gpumat);
 
-  inst_.pipelines.world.sync(gpumat);
+  inst_.pipelines.background.sync(gpumat);
 }
 
 /** \} */