88 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
		
		
			
		
	
	
			88 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
|  | import NodeMaterial, { addNodeMaterial } from './NodeMaterial.js'; | ||
|  | import { diffuseColor, metalness, roughness, specularColor, specularF90 } from '../core/PropertyNode.js'; | ||
|  | import { mix } from '../math/MathNode.js'; | ||
|  | import { materialRoughness, materialMetalness } from '../accessors/MaterialNode.js'; | ||
|  | import getRoughness from '../functions/material/getRoughness.js'; | ||
|  | import PhysicalLightingModel from '../functions/PhysicalLightingModel.js'; | ||
|  | import { float, vec3, vec4 } from '../shadernode/ShaderNode.js'; | ||
|  | 
 | ||
|  | import { MeshStandardMaterial } from 'three'; | ||
|  | 
 | ||
|  | const defaultValues = new MeshStandardMaterial(); | ||
|  | 
 | ||
|  | class MeshStandardNodeMaterial extends NodeMaterial { | ||
|  | 
 | ||
|  | 	constructor( parameters ) { | ||
|  | 
 | ||
|  | 		super(); | ||
|  | 
 | ||
|  | 		this.isMeshStandardNodeMaterial = true; | ||
|  | 
 | ||
|  | 		this.emissiveNode = null; | ||
|  | 
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|  | 		this.metalnessNode = null; | ||
|  | 		this.roughnessNode = null; | ||
|  | 
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|  | 		this.setDefaultValues( defaultValues ); | ||
|  | 
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|  | 		this.setValues( parameters ); | ||
|  | 
 | ||
|  | 	} | ||
|  | 
 | ||
|  | 	setupLightingModel( /*builder*/ ) { | ||
|  | 
 | ||
|  | 		return new PhysicalLightingModel(); | ||
|  | 
 | ||
|  | 	} | ||
|  | 
 | ||
|  | 	setupSpecular() { | ||
|  | 
 | ||
|  | 		const specularColorNode = mix( vec3( 0.04 ), diffuseColor.rgb, metalness ); | ||
|  | 
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|  | 		specularColor.assign( specularColorNode ); | ||
|  | 		specularF90.assign( 1.0 ); | ||
|  | 
 | ||
|  | 	} | ||
|  | 
 | ||
|  | 	setupVariants() { | ||
|  | 
 | ||
|  | 		// METALNESS
 | ||
|  | 
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|  | 		const metalnessNode = this.metalnessNode ? float( this.metalnessNode ) : materialMetalness; | ||
|  | 
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|  | 		metalness.assign( metalnessNode ); | ||
|  | 
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|  | 		// ROUGHNESS
 | ||
|  | 
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|  | 		let roughnessNode = this.roughnessNode ? float( this.roughnessNode ) : materialRoughness; | ||
|  | 		roughnessNode = getRoughness( { roughness: roughnessNode } ); | ||
|  | 
 | ||
|  | 		roughness.assign( roughnessNode ); | ||
|  | 
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|  | 		// SPECULAR COLOR
 | ||
|  | 
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|  | 		this.setupSpecular(); | ||
|  | 
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|  | 		// DIFFUSE COLOR
 | ||
|  | 
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|  | 		diffuseColor.assign( vec4( diffuseColor.rgb.mul( metalnessNode.oneMinus() ), diffuseColor.a ) ); | ||
|  | 
 | ||
|  | 	} | ||
|  | 
 | ||
|  | 	copy( source ) { | ||
|  | 
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|  | 		this.emissiveNode = source.emissiveNode; | ||
|  | 
 | ||
|  | 		this.metalnessNode = source.metalnessNode; | ||
|  | 		this.roughnessNode = source.roughnessNode; | ||
|  | 
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|  | 		return super.copy( source ); | ||
|  | 
 | ||
|  | 	} | ||
|  | 
 | ||
|  | } | ||
|  | 
 | ||
|  | export default MeshStandardNodeMaterial; | ||
|  | 
 | ||
|  | addNodeMaterial( 'MeshStandardNodeMaterial', MeshStandardNodeMaterial ); |