Minor refactoring

vanruesc · vanruesc · commit d701464014e5 · 2022-07-05T00:23:29.000+02:00
diff --git a/manual/assets/js/src/demos/blur.js b/manual/assets/js/src/demos/blur.js
@@ -102,8 +102,8 @@ window.addEventListener("load", () => load().then((assets) => {
 		multisampling: Math.min(4, renderer.capabilities.maxSamples)
 	});
 
-	const gaussianBlurPass = new GaussianBlurPass({ resolutionScale: 0.75, kernelSize: 35 });
-	const kawaseBlurPass = new KawaseBlurPass({ resolutionScale: 0.75, kernelSize: KernelSize.MEDIUM });
+	const gaussianBlurPass = new GaussianBlurPass({ resolutionScale: 0.5, kernelSize: 35 });
+	const kawaseBlurPass = new KawaseBlurPass({ resolutionScale: 0.5, kernelSize: KernelSize.MEDIUM });
 
 	gaussianBlurPass.renderToScreen = true;
 	kawaseBlurPass.renderToScreen = true;
diff --git a/src/materials/glsl/convolution.kawase.frag b/src/materials/glsl/convolution.kawase.frag
@@ -15,20 +15,11 @@ varying vec2 vUv3;
 
 void main() {
 
-	// Sample top left texel.
-	vec4 sum = texture2D(inputBuffer, vUv0);
-
-	// Sample top right texel.
-	sum += texture2D(inputBuffer, vUv1);
-
-	// Sample bottom right texel.
-	sum += texture2D(inputBuffer, vUv2);
-
-	// Sample bottom left texel.
-	sum += texture2D(inputBuffer, vUv3);
-
-	// Compute the average.
-	gl_FragColor = sum * 0.25;
+	vec4 sum = texture2D(inputBuffer, vUv0); // Top left
+	sum += texture2D(inputBuffer, vUv1); // Top right
+	sum += texture2D(inputBuffer, vUv2); // Bottom right
+	sum += texture2D(inputBuffer, vUv3); // Bottom left
+	gl_FragColor = sum * 0.25; // Compute the average
 
 	#include <encodings_fragment>
 
diff --git a/src/materials/glsl/convolution.kawase.vert b/src/materials/glsl/convolution.kawase.vert
@@ -2,8 +2,6 @@ uniform vec4 texelSize; // XY = texel size, ZW = half texel size
 uniform float kernel;
 uniform vec2 scale; // X = resolution, Y = kernel
 
-/* Packing multiple texture coordinates into one varying vec4 and using a swizzle to extract them in the fragment shader
-still causes a dependent texture read. */
 varying vec2 vUv0;
 varying vec2 vUv1;
 varying vec2 vUv2;
