45 lines
1.0 KiB
JavaScript
45 lines
1.0 KiB
JavaScript
|
/**
|
||
|
|
* Pulse animation illumination shader
|
||
|
|
*/
|
||
|
|
class PulseIlluminationShader extends AdaptiveIlluminationShader {
|
||
|
|
static fragmentShader = `
|
||
|
|
${this.SHADER_HEADER}
|
||
|
|
${this.PERCEIVED_BRIGHTNESS}
|
||
|
|
|
||
|
|
void main() {
|
||
|
|
${this.FRAGMENT_BEGIN}
|
||
|
|
float fading = pow(abs(1.0 - dist * dist), 1.01 - ratio);
|
||
|
|
${this.TRANSITION}
|
||
|
|
finalColor *= fading;
|
||
|
|
${this.FALLOFF}
|
||
|
|
${this.FRAGMENT_END}
|
||
|
|
}`;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* -------------------------------------------- */
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Pulse animation coloration shader
|
||
|
|
*/
|
||
|
|
class PulseColorationShader extends AdaptiveColorationShader {
|
||
|
|
static fragmentShader = `
|
||
|
|
${this.SHADER_HEADER}
|
||
|
|
${this.PERCEIVED_BRIGHTNESS}
|
||
|
|
|
||
|
|
float pfade(in float dist, in float pulse) {
|
||
|
|
return 1.0 - smoothstep(pulse * 0.5, 1.0, dist);
|
||
|
|
}
|
||
|
|
|
||
|
|
void main() {
|
||
|
|
${this.FRAGMENT_BEGIN}
|
||
|
|
finalColor = color * pfade(dist, pulse) * colorationAlpha;
|
||
|
|
${this.COLORATION_TECHNIQUES}
|
||
|
|
${this.ADJUSTMENTS}
|
||
|
|
${this.FALLOFF}
|
||
|
|
${this.FRAGMENT_END}
|
||
|
|
}`;
|
||
|
|
|
||
|
|
/** @inheritdoc */
|
||
|
|
static defaultUniforms = ({...super.defaultUniforms, pulse: 0});
|
||
|
|
}
|