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Merge pull request #1 from ad044/glsl-float32-time-animation

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Using time reference value to fit in 32bit float.
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ad 2020-08-29 05:35:42 -07:00 committed by GitHub
commit 30bf8ac954
1 changed files with 4 additions and 2 deletions
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6
src/components/LevelSprite.tsx
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@ -73,14 +73,16 @@ const LevelSprite = (props: LevelSpriteConstructorProps) => {
void main() {
vec4 t1 = texture2D(tex1,vUv);
vec4 t2 = texture2D(tex2,vUv);
float bias = abs(sin(timeMSeconds));
float bias = abs(sin(timeMSeconds / (1600.0 / M_PI)));
gl_FragColor = mix(t1, t2, bias);
}
`;
const timeRef = Date.now();
useFrame(() => {
if (materialRef.current) {
(materialRef.current! as any).uniforms.timeMSeconds.value = 1.5;
(materialRef.current! as any).uniforms.timeMSeconds.value = Date.now() - timeRef;
}
});