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Adding support for "resurrecting" volumetric code, which is rendered to a separate channel and can be given separate colors.

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Rezmason
2021-09-19 21:48:17 -07:00
parent f17281ab4d
commit 80f5aea2a3
7 changed files with 149 additions and 28 deletions
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12
js/bloomPass.js
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@@ -42,18 +42,16 @@ export default (regl, config, inputs) => {
// The high pass restricts the blur to bright things in our input texture.
const highPass = regl({
frag: `
#define lumaMag vec3(0.2126, 0.7152, 0.0722)
precision mediump float;
varying vec2 vUV;
uniform sampler2D tex;
uniform float highPassThreshold;
void main() {
vec3 lumaColor = texture2D(tex, vUV).rgb * lumaMag;
float luma = lumaColor.r + lumaColor.g + lumaColor.b;
if (luma < highPassThreshold) {
luma = 0.;
}
gl_FragColor = vec4(vec3(luma), 1.0);
vec3 lumaColor = texture2D(tex, vUV).rgb;
if (lumaColor.r < highPassThreshold) lumaColor.r = 0.0;
if (lumaColor.g < highPassThreshold) lumaColor.g = 0.0;
if (lumaColor.b < highPassThreshold) lumaColor.b = 0.0;
gl_FragColor = vec4(lumaColor, 1.0);
}
`,
uniforms: {