添加关照、全局等高线、修改图层问题

static/sdk/three/jsm/nodes/display/BlendModeNode.js

@@ -0,0 +1,128 @@
+import TempNode from '../core/TempNode.js';
+import { /*mix, step,*/ EPSILON } from '../math/MathNode.js';
+import { addNodeClass } from '../core/Node.js';
+import { addNodeElement, tslFn, nodeProxy, vec3 } from '../shadernode/ShaderNode.js';
+
+export const BurnNode = tslFn( ( { base, blend } ) => {
+
+	const fn = ( c ) => blend[ c ].lessThan( EPSILON ).cond( blend[ c ], base[ c ].oneMinus().div( blend[ c ] ).oneMinus().max( 0 ) );
+
+	return vec3( fn( 'x' ), fn( 'y' ), fn( 'z' ) );
+
+} ).setLayout( {
+	name: 'burnColor',
+	type: 'vec3',
+	inputs: [
+		{ name: 'base', type: 'vec3' },
+		{ name: 'blend', type: 'vec3' }
+	]
+} );
+
+export const DodgeNode = tslFn( ( { base, blend } ) => {
+
+	const fn = ( c ) => blend[ c ].equal( 1.0 ).cond( blend[ c ], base[ c ].div( blend[ c ].oneMinus() ).max( 0 ) );
+
+	return vec3( fn( 'x' ), fn( 'y' ), fn( 'z' ) );
+
+} ).setLayout( {
+	name: 'dodgeColor',
+	type: 'vec3',
+	inputs: [
+		{ name: 'base', type: 'vec3' },
+		{ name: 'blend', type: 'vec3' }
+	]
+} );
+
+export const ScreenNode = tslFn( ( { base, blend } ) => {
+
+	const fn = ( c ) => base[ c ].oneMinus().mul( blend[ c ].oneMinus() ).oneMinus();
+
+	return vec3( fn( 'x' ), fn( 'y' ), fn( 'z' ) );
+
+} ).setLayout( {
+	name: 'screenColor',
+	type: 'vec3',
+	inputs: [
+		{ name: 'base', type: 'vec3' },
+		{ name: 'blend', type: 'vec3' }
+	]
+} );
+
+export const OverlayNode = tslFn( ( { base, blend } ) => {
+
+	const fn = ( c ) => base[ c ].lessThan( 0.5 ).cond( base[ c ].mul( blend[ c ], 2.0 ), base[ c ].oneMinus().mul( blend[ c ].oneMinus() ).oneMinus() );
+	//const fn = ( c ) => mix( base[ c ].oneMinus().mul( blend[ c ].oneMinus() ).oneMinus(), base[ c ].mul( blend[ c ], 2.0 ), step( base[ c ], 0.5 ) );
+
+	return vec3( fn( 'x' ), fn( 'y' ), fn( 'z' ) );
+
+} ).setLayout( {
+	name: 'overlayColor',
+	type: 'vec3',
+	inputs: [
+		{ name: 'base', type: 'vec3' },
+		{ name: 'blend', type: 'vec3' }
+	]
+} );
+
+class BlendModeNode extends TempNode {
+
+	constructor( blendMode, baseNode, blendNode ) {
+
+		super();
+
+		this.blendMode = blendMode;
+
+		this.baseNode = baseNode;
+		this.blendNode = blendNode;
+
+	}
+
+	setup() {
+
+		const { blendMode, baseNode, blendNode } = this;
+		const params = { base: baseNode, blend: blendNode };
+
+		let outputNode = null;
+
+		if ( blendMode === BlendModeNode.BURN ) {
+
+			outputNode = BurnNode( params );
+
+		} else if ( blendMode === BlendModeNode.DODGE ) {
+
+			outputNode = DodgeNode( params );
+
+		} else if ( blendMode === BlendModeNode.SCREEN ) {
+
+			outputNode = ScreenNode( params );
+
+		} else if ( blendMode === BlendModeNode.OVERLAY ) {
+
+			outputNode = OverlayNode( params );
+
+		}
+
+		return outputNode;
+
+	}
+
+}
+
+BlendModeNode.BURN = 'burn';
+BlendModeNode.DODGE = 'dodge';
+BlendModeNode.SCREEN = 'screen';
+BlendModeNode.OVERLAY = 'overlay';
+
+export default BlendModeNode;
+
+export const burn = nodeProxy( BlendModeNode, BlendModeNode.BURN );
+export const dodge = nodeProxy( BlendModeNode, BlendModeNode.DODGE );
+export const overlay = nodeProxy( BlendModeNode, BlendModeNode.OVERLAY );
+export const screen = nodeProxy( BlendModeNode, BlendModeNode.SCREEN );
+
+addNodeElement( 'burn', burn );
+addNodeElement( 'dodge', dodge );
+addNodeElement( 'overlay', overlay );
+addNodeElement( 'screen', screen );
+
+addNodeClass( 'BlendModeNode', BlendModeNode );