Implement Sprite Instancing

Sprites with the same texture will now be rendered with one draw call.
bevyengine · Aug 20, 2021 · 031c7ab · 031c7ab
1 parent 3faca93
commit 031c7ab
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Showing 4 changed files with 219 additions and 132 deletions.
diff --git a/crates/bevy_utils/src/slab.rs b/crates/bevy_utils/src/slab.rs
@@ -11,6 +11,14 @@ pub struct SlabKey<V> {
     marker: PhantomData<V>,
 }
 
+impl<V> PartialEq<SlabKey<V>> for SlabKey<V> {
+    fn eq(&self, other: &SlabKey<V>) -> bool {
+        self.index == other.index
+    }
+}
+
+impl<V> Eq for SlabKey<V> {}
+
 impl<V> Copy for SlabKey<V> {}
 
 impl<V> Clone for SlabKey<V> {

diff --git a/pipelined/bevy_sprite2/src/lib.rs b/pipelined/bevy_sprite2/src/lib.rs
@@ -10,7 +10,7 @@ use bevy_asset::AddAsset;
 pub use bundle::*;
 pub use dynamic_texture_atlas_builder::*;
 pub use rect::*;
-pub use render::*;
+use render::*;
 pub use sprite::*;
 pub use texture_atlas::*;
 pub use texture_atlas_builder::*;
@@ -34,7 +34,8 @@ impl Plugin for SpritePlugin {
             .add_system_to_stage(RenderStage::Prepare, render::prepare_sprites)
             .add_system_to_stage(RenderStage::Queue, queue_sprites)
             .init_resource::<SpriteShaders>()
-            .init_resource::<SpriteMeta>();
+            .init_resource::<SpriteMeta>()
+            .init_resource::<ExtractedSprites>();
         let draw_sprite = DrawSprite::new(&mut render_app.world);
         render_app
             .world