three
Version:
JavaScript 3D library
33 lines (17 loc) • 572 B
JavaScript
import LightingNode from './LightingNode.js';
import { float } from '../tsl/TSLBase.js';
class BasicLightMapNode extends LightingNode {
static get type() {
return 'BasicLightMapNode';
}
constructor( lightMapNode = null ) {
super();
this.lightMapNode = lightMapNode;
}
setup( builder ) {
// irradianceLightMap property is used in the indirectDiffuse() method of BasicLightingModel
const RECIPROCAL_PI = float( 1 / Math.PI );
builder.context.irradianceLightMap = this.lightMapNode.mul( RECIPROCAL_PI );
}
}
export default BasicLightMapNode;