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315 lines
8.6 KiB
JavaScript
315 lines
8.6 KiB
JavaScript
import Node, { addNodeClass } from '../core/Node.js';
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import { reference } from './ReferenceNode.js';
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import { materialReference } from './MaterialReferenceNode.js';
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import { normalView } from './NormalNode.js';
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import { nodeImmutable, float } from '../shadernode/ShaderNode.js';
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const _propertyCache = new Map();
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class MaterialNode extends Node {
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constructor( scope ) {
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super();
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this.scope = scope;
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}
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getCache( property, type ) {
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let node = _propertyCache.get( property );
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if ( node === undefined ) {
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node = materialReference( property, type );
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_propertyCache.set( property, node );
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}
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return node;
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}
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getFloat( property ) {
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return this.getCache( property, 'float' );
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}
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getColor( property ) {
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return this.getCache( property, 'color' );
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}
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getTexture( property ) {
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return this.getCache( property === 'map' ? 'map' : property + 'Map', 'texture' );
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}
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setup( builder ) {
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const material = builder.context.material;
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const scope = this.scope;
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let node = null;
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if ( scope === MaterialNode.COLOR ) {
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const colorNode = this.getColor( scope );
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if ( material.map && material.map.isTexture === true ) {
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node = colorNode.mul( this.getTexture( 'map' ) );
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} else {
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node = colorNode;
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}
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} else if ( scope === MaterialNode.OPACITY ) {
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const opacityNode = this.getFloat( scope );
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if ( material.alphaMap && material.alphaMap.isTexture === true ) {
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node = opacityNode.mul( this.getTexture( 'alpha' ) );
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} else {
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node = opacityNode;
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}
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} else if ( scope === MaterialNode.SPECULAR_STRENGTH ) {
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if ( material.specularMap && material.specularMap.isTexture === true ) {
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node = this.getTexture( scope ).r;
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} else {
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node = float( 1 );
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}
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} else if ( scope === MaterialNode.ROUGHNESS ) { // TODO: cleanup similar branches
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const roughnessNode = this.getFloat( scope );
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if ( material.roughnessMap && material.roughnessMap.isTexture === true ) {
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node = roughnessNode.mul( this.getTexture( scope ).g );
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} else {
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node = roughnessNode;
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}
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} else if ( scope === MaterialNode.METALNESS ) {
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const metalnessNode = this.getFloat( scope );
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if ( material.metalnessMap && material.metalnessMap.isTexture === true ) {
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node = metalnessNode.mul( this.getTexture( scope ).b );
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} else {
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node = metalnessNode;
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}
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} else if ( scope === MaterialNode.EMISSIVE ) {
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const emissiveNode = this.getColor( scope );
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if ( material.emissiveMap && material.emissiveMap.isTexture === true ) {
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node = emissiveNode.mul( this.getTexture( scope ) );
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} else {
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node = emissiveNode;
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}
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} else if ( scope === MaterialNode.NORMAL ) {
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if ( material.normalMap ) {
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node = this.getTexture( 'normal' ).normalMap( this.getCache( 'normalScale', 'vec2' ) );
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} else if ( material.bumpMap ) {
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node = this.getTexture( 'bump' ).r.bumpMap( this.getFloat( 'bumpScale' ) );
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} else {
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node = normalView;
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}
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} else if ( scope === MaterialNode.CLEARCOAT ) {
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const clearcoatNode = this.getFloat( scope );
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if ( material.clearcoatMap && material.clearcoatMap.isTexture === true ) {
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node = clearcoatNode.mul( this.getTexture( scope ).r );
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} else {
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node = clearcoatNode;
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}
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} else if ( scope === MaterialNode.CLEARCOAT_ROUGHNESS ) {
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const clearcoatRoughnessNode = this.getFloat( scope );
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if ( material.clearcoatRoughnessMap && material.clearcoatRoughnessMap.isTexture === true ) {
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node = clearcoatRoughnessNode.mul( this.getTexture( scope ).r );
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} else {
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node = clearcoatRoughnessNode;
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}
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} else if ( scope === MaterialNode.CLEARCOAT_NORMAL ) {
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if ( material.clearcoatNormalMap ) {
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node = this.getTexture( scope ).normalMap( this.getCache( scope + 'Scale', 'vec2' ) );
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} else {
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node = normalView;
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}
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} else if ( scope === MaterialNode.SHEEN ) {
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const sheenNode = this.getColor( 'sheenColor' ).mul( this.getFloat( 'sheen' ) ); // Move this mul() to CPU
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if ( material.sheenColorMap && material.sheenColorMap.isTexture === true ) {
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node = sheenNode.mul( this.getTexture( 'sheenColor' ).rgb );
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} else {
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node = sheenNode;
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}
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} else if ( scope === MaterialNode.SHEEN_ROUGHNESS ) {
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const sheenRoughnessNode = this.getFloat( scope );
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if ( material.sheenRoughnessMap && material.sheenRoughnessMap.isTexture === true ) {
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node = sheenRoughnessNode.mul( this.getTexture( scope ).a );
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} else {
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node = sheenRoughnessNode;
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}
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node = node.clamp( 0.07, 1.0 );
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} else if ( scope === MaterialNode.IRIDESCENCE_THICKNESS ) {
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const iridescenceThicknessMaximum = reference( 1, 'float', material.iridescenceThicknessRange );
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if ( material.iridescenceThicknessMap ) {
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const iridescenceThicknessMinimum = reference( 0, 'float', material.iridescenceThicknessRange );
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node = iridescenceThicknessMaximum.sub( iridescenceThicknessMinimum ).mul( this.getTexture( scope ).g ).add( iridescenceThicknessMinimum );
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} else {
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node = iridescenceThicknessMaximum;
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}
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} else {
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const outputType = this.getNodeType( builder );
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node = this.getCache( scope, outputType );
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}
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return node;
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}
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}
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MaterialNode.ALPHA_TEST = 'alphaTest';
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MaterialNode.COLOR = 'color';
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MaterialNode.OPACITY = 'opacity';
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MaterialNode.SHININESS = 'shininess';
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MaterialNode.SPECULAR_COLOR = 'specular';
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MaterialNode.SPECULAR_STRENGTH = 'specularStrength';
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MaterialNode.REFLECTIVITY = 'reflectivity';
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MaterialNode.ROUGHNESS = 'roughness';
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MaterialNode.METALNESS = 'metalness';
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MaterialNode.NORMAL = 'normal';
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MaterialNode.CLEARCOAT = 'clearcoat';
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MaterialNode.CLEARCOAT_ROUGHNESS = 'clearcoatRoughness';
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MaterialNode.CLEARCOAT_NORMAL = 'clearcoatNormal';
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MaterialNode.EMISSIVE = 'emissive';
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MaterialNode.ROTATION = 'rotation';
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MaterialNode.SHEEN = 'sheen';
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MaterialNode.SHEEN_ROUGHNESS = 'sheenRoughness';
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MaterialNode.IRIDESCENCE = 'iridescence';
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MaterialNode.IRIDESCENCE_IOR = 'iridescenceIOR';
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MaterialNode.IRIDESCENCE_THICKNESS = 'iridescenceThickness';
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MaterialNode.LINE_SCALE = 'scale';
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MaterialNode.LINE_DASH_SIZE = 'dashSize';
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MaterialNode.LINE_GAP_SIZE = 'gapSize';
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MaterialNode.LINE_WIDTH = 'linewidth';
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MaterialNode.LINE_DASH_OFFSET = 'dashOffset';
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MaterialNode.POINT_WIDTH = 'pointWidth';
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export default MaterialNode;
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export const materialAlphaTest = nodeImmutable( MaterialNode, MaterialNode.ALPHA_TEST );
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export const materialColor = nodeImmutable( MaterialNode, MaterialNode.COLOR );
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export const materialShininess = nodeImmutable( MaterialNode, MaterialNode.SHININESS );
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export const materialEmissive = nodeImmutable( MaterialNode, MaterialNode.EMISSIVE );
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export const materialOpacity = nodeImmutable( MaterialNode, MaterialNode.OPACITY );
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export const materialSpecularColor = nodeImmutable( MaterialNode, MaterialNode.SPECULAR_COLOR );
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export const materialSpecularStrength = nodeImmutable( MaterialNode, MaterialNode.SPECULAR_STRENGTH );
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export const materialReflectivity = nodeImmutable( MaterialNode, MaterialNode.REFLECTIVITY );
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export const materialRoughness = nodeImmutable( MaterialNode, MaterialNode.ROUGHNESS );
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export const materialMetalness = nodeImmutable( MaterialNode, MaterialNode.METALNESS );
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export const materialNormal = nodeImmutable( MaterialNode, MaterialNode.NORMAL );
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export const materialClearcoat = nodeImmutable( MaterialNode, MaterialNode.CLEARCOAT );
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export const materialClearcoatRoughness = nodeImmutable( MaterialNode, MaterialNode.CLEARCOAT_ROUGHNESS );
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export const materialClearcoatNormal = nodeImmutable( MaterialNode, MaterialNode.CLEARCOAT_NORMAL );
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export const materialRotation = nodeImmutable( MaterialNode, MaterialNode.ROTATION );
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export const materialSheen = nodeImmutable( MaterialNode, MaterialNode.SHEEN );
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export const materialSheenRoughness = nodeImmutable( MaterialNode, MaterialNode.SHEEN_ROUGHNESS );
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export const materialIridescence = nodeImmutable( MaterialNode, MaterialNode.IRIDESCENCE );
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export const materialIridescenceIOR = nodeImmutable( MaterialNode, MaterialNode.IRIDESCENCE_IOR );
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export const materialIridescenceThickness = nodeImmutable( MaterialNode, MaterialNode.IRIDESCENCE_THICKNESS );
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export const materialLineScale = nodeImmutable( MaterialNode, MaterialNode.LINE_SCALE );
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export const materialLineDashSize = nodeImmutable( MaterialNode, MaterialNode.LINE_DASH_SIZE );
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export const materialLineGapSize = nodeImmutable( MaterialNode, MaterialNode.LINE_GAP_SIZE );
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export const materialLineWidth = nodeImmutable( MaterialNode, MaterialNode.LINE_WIDTH );
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export const materialLineDashOffset = nodeImmutable( MaterialNode, MaterialNode.LINE_DASH_OFFSET );
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export const materialPointWidth = nodeImmutable( MaterialNode, MaterialNode.POINT_WIDTH );
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addNodeClass( 'MaterialNode', MaterialNode );
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