yum/3ner

A toon shader for Unity's BIRP.

git clone https://git.yummers.dev/yum/3ner

yumImpostors: begin optimization work50e4514

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1#ifndef __PBR_UTILS_INC
2#define __PBR_UTILS_INC
3
4float perceptualRoughnessToRoughness(float perceptualRoughness) {
5    return perceptualRoughness * perceptualRoughness;
6}
7
8float roughnessToPerceptualRoughness(float roughness) {
9    return sqrt(roughness);
10}
11
12float smoothnessToPerceptualRoughness(float smoothness) {
13  return 1.0f - smoothness;
14}
15
16float smoothnessToRoughness(float smoothness) {
17  return perceptualRoughnessToRoughness(smoothnessToPerceptualRoughness(smoothness));
18}
19
20#endif  // __PBR_UTILS_INC