From 29329aed7ff35f0422318d10077c4eec0e2a98c6 Mon Sep 17 00:00:00 2001
From: Rezmason <jeremysachs@rezmason.net>
Date: Mon, 15 Nov 2021 01:06:10 -0800
Subject: [PATCH] Messing with the weights in the WebGPU bloom pass's combine
 shader to better resemble what's in the regl version.

---
 shaders/wgsl/bloomCombine.wgsl | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/shaders/wgsl/bloomCombine.wgsl b/shaders/wgsl/bloomCombine.wgsl
index 8c553d4..f83347d 100644
--- a/shaders/wgsl/bloomCombine.wgsl
+++ b/shaders/wgsl/bloomCombine.wgsl
@@ -24,7 +24,9 @@ struct ComputeInput {
 	var uv = (vec2<f32>(coord) + 0.5) / vec2<f32>(outputSize);
 	var sum = vec4<f32>(0.0);
 	for (var i = 0.0; i < config.pyramidHeight; i = i + 1.0) {
-		sum = sum + (1.0 - i / config.pyramidHeight) * textureSampleLevel( tex, linearSampler, uv, i + 1.0 );
+		var weight = (1.0 - i / config.pyramidHeight);
+		weight = pow(weight + 0.5, 1.0 / 3.0);
+		sum = sum + textureSampleLevel( tex, linearSampler, uv, i + 1.0 ) * weight;
 	}
 
 	textureStore(outputTex, coord, sum * config.bloomStrength);