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49 lines
764 B
49 lines
764 B
6 months ago
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import Node, { addNodeClass } from '../core/Node.js';
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import { positionView } from '../accessors/PositionNode.js';
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import { addNodeElement, nodeProxy } from '../shadernode/ShaderNode.js';
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class FogNode extends Node {
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constructor( colorNode, factorNode ) {
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super( 'float' );
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this.isFogNode = true;
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this.colorNode = colorNode;
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this.factorNode = factorNode;
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}
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getViewZNode( builder ) {
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let viewZ;
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const getViewZ = builder.context.getViewZ;
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if ( getViewZ !== undefined ) {
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viewZ = getViewZ( this );
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}
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return ( viewZ || positionView.z ).negate();
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}
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setup() {
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return this.factorNode;
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}
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}
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export default FogNode;
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export const fog = nodeProxy( FogNode );
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addNodeElement( 'fog', fog );
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addNodeClass( 'FogNode', FogNode );
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