From d2c1856e763b4ef7063840d4c577f2a3334fd5d2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mariusz=20Kry=C5=84ski?= <mrk@sed.pl>
Date: Sat, 28 Nov 2020 00:35:13 +0100
Subject: [PATCH] store PipelineSpecialization.dynamic_bindings in HashSet

---
 crates/bevy_render/src/pipeline/pipeline_compiler.rs | 2 +-
 crates/bevy_render/src/pipeline/render_pipelines.rs  | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/crates/bevy_render/src/pipeline/pipeline_compiler.rs b/crates/bevy_render/src/pipeline/pipeline_compiler.rs
index cc5009013b618..0a052736b9f6c 100644
--- a/crates/bevy_render/src/pipeline/pipeline_compiler.rs
+++ b/crates/bevy_render/src/pipeline/pipeline_compiler.rs
@@ -14,7 +14,7 @@ use serde::{Deserialize, Serialize};
 pub struct PipelineSpecialization {
     pub shader_specialization: ShaderSpecialization,
     pub primitive_topology: PrimitiveTopology,
-    pub dynamic_bindings: Vec<String>,
+    pub dynamic_bindings: HashSet<String>,
     pub index_format: IndexFormat,
     pub vertex_buffer_descriptor: VertexBufferDescriptor,
     pub sample_count: u32,
diff --git a/crates/bevy_render/src/pipeline/render_pipelines.rs b/crates/bevy_render/src/pipeline/render_pipelines.rs
index 1617b790d9d89..dc7597101f4fb 100644
--- a/crates/bevy_render/src/pipeline/render_pipelines.rs
+++ b/crates/bevy_render/src/pipeline/render_pipelines.rs
@@ -8,6 +8,7 @@ use crate::{
 use bevy_asset::{Assets, Handle};
 use bevy_ecs::{Query, Res, ResMut};
 use bevy_reflect::Reflect;
+use bevy_utils::HashSet;
 
 #[derive(Debug, Default, Clone, Reflect)]
 pub struct RenderPipeline {
@@ -110,7 +111,7 @@ pub fn draw_render_pipelines_system(
                     .bindings
                     .iter_dynamic_bindings()
                     .map(|name| name.to_string())
-                    .collect::<Vec<String>>();
+                    .collect::<HashSet<String>>();
                 pipeline.dynamic_bindings_generation =
                     render_pipelines.bindings.dynamic_bindings_generation();
             }