0d14e5a379
Needs a lot of cleanup. Data has been de-duplicated, and where identical copies existed, one of them has been replaced with a symlink. Some files have been excluded, such as binaries, installers and debug dumps. Some of that may still be present.
40 lines
No EOL
1.3 KiB
GLSL
40 lines
No EOL
1.3 KiB
GLSL
const vec3 BLUE = vec3(0.0, 0.0, 1.0);
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const vec3 YELLOW = vec3(1.0, 1.0, 0.0);
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uniform float iSpeed = 1.0;
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uniform vec3 iSize = vec3(1.0, 1.0, 1.0);
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vec3 getNoiseColor() {
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float intensity = 0.0;
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vec3 position = _position.xyz;
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//position = normalize(position);
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float time = iGlobalTime * iSpeed;
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for (int i = 0; i < 4; ++i) {
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float modifier = pow(2, i);
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vec3 noisePosition = position * iSize * 10.0 * modifier;
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float noise = snoise(vec4(noisePosition, time));
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noise /= modifier;
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intensity += noise;
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}
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intensity /= 2.0; intensity += 0.5;
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return (intensity * BLUE) + (1.0 - intensity) * YELLOW;
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}
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// Produce a lit procedural surface
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float getProceduralColorsLit(inout vec3 diffuse, inout vec3 specular, inout float shininess) {
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vec3 noiseColor = getNoiseColor();
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diffuse = noiseColor;
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return 0.0;
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}
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// Produce an unlit procedural surface: emulates old behavior
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float getProceduralColorsUnlit(inout vec3 diffuse, inout vec3 specular, inout float shininess) {
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vec3 noiseColor = getNoiseColor();
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diffuse = vec3(1.0);
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specular = noiseColor;
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return 1.0;
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}
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float getProceduralColors(inout vec3 diffuse, inout vec3 specular, inout float shininess) {
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return getProceduralColorsLit(diffuse, specular, shininess);
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} |