decla-red/frontend/src/scripts/drawing/lights/circle-light.ts
2020-07-29 22:34:02 +02:00

35 lines
735 B
TypeScript

import { ILight } from './i-light';
import { vec2, vec3 } from 'gl-matrix';
export class CircleLight implements ILight {
public static uniformName = 'lights';
constructor(
public center: vec2,
public radius: number,
public color: vec3,
public lightness: number
) {}
serializeToUniforms(uniforms: any): void {
const listName = CircleLight.uniformName;
if (!uniforms.hasOwnProperty(listName)) {
uniforms[listName] = [];
}
uniforms[listName].push({
center: this.center,
radius: this.radius,
value: this.value,
});
}
get value(): vec3 {
return vec3.scale(
vec3.create(),
vec3.normalize(this.color, this.color),
this.lightness
);
}
}