mirror of
https://github.com/jiawanlong/Cesium-Examples.git
synced 2025-07-06 16:31:03 +00:00
268 lines
7.3 KiB
JavaScript
268 lines
7.3 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 { nodeImmutable, float } from '../shadernode/ShaderNode.js';
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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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getFloat( property ) {
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//@TODO: Check if it can be cached by property name.
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return materialReference( property, 'float' );
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}
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getColor( property ) {
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//@TODO: Check if it can be cached by property name.
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return materialReference( property, 'color' );
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}
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getTexture( property ) {
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//@TODO: Check if it can be cached by property name.
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const textureRefNode = materialReference( property, 'texture' );
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return textureRefNode;
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}
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construct( 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.ALPHA_TEST || scope === MaterialNode.SHININESS || scope === MaterialNode.REFLECTIVITY || scope === MaterialNode.ROTATION || scope === MaterialNode.IRIDESCENCE || scope === MaterialNode.IRIDESCENCE_IOR ) {
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node = this.getFloat( scope );
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} else if ( scope === MaterialNode.SPECULAR_COLOR ) {
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node = this.getColor( 'specular' );
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} else if ( scope === MaterialNode.COLOR ) {
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const colorNode = this.getColor( 'color' );
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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( 'opacity' );
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if ( material.alphaMap && material.alphaMap.isTexture === true ) {
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node = opacityNode.mul( this.getTexture( 'alphaMap' ) );
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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( 'specularMap' ).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 ) {
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const roughnessNode = this.getFloat( 'roughness' );
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if ( material.roughnessMap && material.roughnessMap.isTexture === true ) {
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node = roughnessNode.mul( this.getTexture( 'roughnessMap' ).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( 'metalness' );
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if ( material.metalnessMap && material.metalnessMap.isTexture === true ) {
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node = metalnessNode.mul( this.getTexture( 'metalnessMap' ).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( 'emissive' );
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if ( material.emissiveMap && material.emissiveMap.isTexture === true ) {
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node = emissiveNode.mul( this.getTexture( 'emissiveMap' ) );
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} else {
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node = emissiveNode;
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}
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} else if ( scope === MaterialNode.CLEARCOAT ) {
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const clearcoatNode = this.getFloat( 'clearcoat' );
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if ( material.clearcoatMap && material.clearcoatMap.isTexture === true ) {
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node = clearcoatNode.mul( this.getTexture( 'clearcoatMap' ).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( 'clearcoatRoughness' );
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if ( material.clearcoatRoughnessMap && material.clearcoatRoughnessMap.isTexture === true ) {
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node = clearcoatRoughnessNode.mul( this.getTexture( 'clearcoatRoughnessMap' ).r );
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} else {
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node = clearcoatRoughnessNode;
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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( 'sheenColorMap' ).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( 'sheenRoughness' );
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if ( material.sheenRoughnessMap && material.sheenRoughnessMap.isTexture === true ) {
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node = sheenRoughnessNode.mul( this.getTexture( 'sheenRoughnessMap' ).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( 'iridescenceThicknessMap' ).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 = materialReference( 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 = '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.CLEARCOAT = 'clearcoat';
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MaterialNode.CLEARCOAT_ROUGHNESS = 'clearcoatRoughness';
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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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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 materialClearcoat = nodeImmutable( MaterialNode, MaterialNode.CLEARCOAT );
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export const materialClearcoatRoughness = nodeImmutable( MaterialNode, MaterialNode.CLEARCOAT_ROUGHNESS );
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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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addNodeClass( MaterialNode );
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