52 lines
1.1 KiB
JavaScript
52 lines
1.1 KiB
JavaScript
import NodeMaterial, { addNodeMaterial } from './NodeMaterial.js';
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import { materialReference } from '../accessors/MaterialReferenceNode.js';
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import { diffuseColor } from '../core/PropertyNode.js';
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import { vec3 } from '../shadernode/ShaderNode.js';
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import { MeshMatcapMaterial } from 'three';
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import { mix } from '../math/MathNode.js';
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import { matcapUV } from '../utils/MatcapUVNode.js';
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const defaultValues = new MeshMatcapMaterial();
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class MeshMatcapNodeMaterial extends NodeMaterial {
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constructor( parameters ) {
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super();
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this.isMeshMatcapNodeMaterial = true;
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this.lights = false;
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this.setDefaultValues( defaultValues );
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this.setValues( parameters );
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}
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setupVariants( builder ) {
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const uv = matcapUV;
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let matcapColor;
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if ( builder.material.matcap ) {
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matcapColor = materialReference( 'matcap', 'texture' ).context( { getUV: () => uv } );
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} else {
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matcapColor = vec3( mix( 0.2, 0.8, uv.y ) ); // default if matcap is missing
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}
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diffuseColor.rgb.mulAssign( matcapColor.rgb );
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}
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}
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export default MeshMatcapNodeMaterial;
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addNodeMaterial( 'MeshMatcapNodeMaterial', MeshMatcapNodeMaterial );
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