43 lines
920 B
JavaScript
43 lines
920 B
JavaScript
import TempNode from '../core/TempNode.js';
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import { cameraProjectionMatrix } from './Camera.js';
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import { positionLocal } from './Position.js';
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import { nodeProxy, varying } from '../tsl/TSLBase.js';
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import { modelViewMatrix } from './ModelNode.js';
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class ModelViewProjectionNode extends TempNode {
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static get type() {
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return 'ModelViewProjectionNode';
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}
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constructor( positionNode = null ) {
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super( 'vec4' );
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this.positionNode = positionNode;
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}
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setup( builder ) {
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if ( builder.shaderStage === 'fragment' ) {
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return varying( builder.context.mvp );
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}
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const position = this.positionNode || positionLocal;
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const viewMatrix = builder.renderer.nodes.modelViewMatrix || modelViewMatrix;
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return cameraProjectionMatrix.mul( viewMatrix ).mul( position );
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}
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}
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export default ModelViewProjectionNode;
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export const modelViewProjection = /*@__PURE__*/ nodeProxy( ModelViewProjectionNode );
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