添加关照、全局等高线、修改图层问题
This commit is contained in:
391
static/sdk/three/jsm/nodes/math/MathNode.js
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391
static/sdk/three/jsm/nodes/math/MathNode.js
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import TempNode from '../core/TempNode.js';
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import { sub, mul, div } from './OperatorNode.js';
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import { addNodeClass } from '../core/Node.js';
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import { addNodeElement, nodeObject, nodeProxy, float, vec3, vec4 } from '../shadernode/ShaderNode.js';
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class MathNode extends TempNode {
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constructor( method, aNode, bNode = null, cNode = null ) {
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super();
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this.method = method;
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this.aNode = aNode;
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this.bNode = bNode;
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this.cNode = cNode;
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}
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getInputType( builder ) {
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const aType = this.aNode.getNodeType( builder );
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const bType = this.bNode ? this.bNode.getNodeType( builder ) : null;
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const cType = this.cNode ? this.cNode.getNodeType( builder ) : null;
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const aLen = builder.isMatrix( aType ) ? 0 : builder.getTypeLength( aType );
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const bLen = builder.isMatrix( bType ) ? 0 : builder.getTypeLength( bType );
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const cLen = builder.isMatrix( cType ) ? 0 : builder.getTypeLength( cType );
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if ( aLen > bLen && aLen > cLen ) {
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return aType;
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} else if ( bLen > cLen ) {
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return bType;
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} else if ( cLen > aLen ) {
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return cType;
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}
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return aType;
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}
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getNodeType( builder ) {
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const method = this.method;
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if ( method === MathNode.LENGTH || method === MathNode.DISTANCE || method === MathNode.DOT ) {
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return 'float';
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} else if ( method === MathNode.CROSS ) {
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return 'vec3';
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} else if ( method === MathNode.ALL ) {
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return 'bool';
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} else if ( method === MathNode.EQUALS ) {
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return builder.changeComponentType( this.aNode.getNodeType( builder ), 'bool' );
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} else if ( method === MathNode.MOD ) {
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return this.aNode.getNodeType( builder );
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} else {
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return this.getInputType( builder );
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}
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}
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generate( builder, output ) {
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const method = this.method;
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const type = this.getNodeType( builder );
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const inputType = this.getInputType( builder );
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const a = this.aNode;
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const b = this.bNode;
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const c = this.cNode;
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const isWebGL = builder.renderer.isWebGLRenderer === true;
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if ( method === MathNode.TRANSFORM_DIRECTION ) {
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// dir can be either a direction vector or a normal vector
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// upper-left 3x3 of matrix is assumed to be orthogonal
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let tA = a;
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let tB = b;
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if ( builder.isMatrix( tA.getNodeType( builder ) ) ) {
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tB = vec4( vec3( tB ), 0.0 );
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} else {
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tA = vec4( vec3( tA ), 0.0 );
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}
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const mulNode = mul( tA, tB ).xyz;
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return normalize( mulNode ).build( builder, output );
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} else if ( method === MathNode.NEGATE ) {
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return builder.format( '( - ' + a.build( builder, inputType ) + ' )', type, output );
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} else if ( method === MathNode.ONE_MINUS ) {
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return sub( 1.0, a ).build( builder, output );
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} else if ( method === MathNode.RECIPROCAL ) {
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return div( 1.0, a ).build( builder, output );
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} else if ( method === MathNode.DIFFERENCE ) {
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return abs( sub( a, b ) ).build( builder, output );
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} else {
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const params = [];
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if ( method === MathNode.CROSS || method === MathNode.MOD ) {
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params.push(
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a.build( builder, type ),
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b.build( builder, type )
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);
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} else if ( method === MathNode.STEP ) {
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params.push(
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a.build( builder, builder.getTypeLength( a.getNodeType( builder ) ) === 1 ? 'float' : inputType ),
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b.build( builder, inputType )
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);
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} else if ( ( isWebGL && ( method === MathNode.MIN || method === MathNode.MAX ) ) || method === MathNode.MOD ) {
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params.push(
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a.build( builder, inputType ),
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b.build( builder, builder.getTypeLength( b.getNodeType( builder ) ) === 1 ? 'float' : inputType )
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);
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} else if ( method === MathNode.REFRACT ) {
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params.push(
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a.build( builder, inputType ),
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b.build( builder, inputType ),
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c.build( builder, 'float' )
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);
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} else if ( method === MathNode.MIX ) {
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params.push(
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a.build( builder, inputType ),
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b.build( builder, inputType ),
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c.build( builder, builder.getTypeLength( c.getNodeType( builder ) ) === 1 ? 'float' : inputType )
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);
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} else {
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params.push( a.build( builder, inputType ) );
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if ( b !== null ) params.push( b.build( builder, inputType ) );
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if ( c !== null ) params.push( c.build( builder, inputType ) );
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}
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return builder.format( `${ builder.getMethod( method, type ) }( ${params.join( ', ' )} )`, type, output );
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}
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}
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serialize( data ) {
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super.serialize( data );
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data.method = this.method;
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}
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deserialize( data ) {
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super.deserialize( data );
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this.method = data.method;
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}
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}
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// 1 input
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MathNode.ALL = 'all';
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MathNode.ANY = 'any';
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MathNode.EQUALS = 'equals';
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MathNode.RADIANS = 'radians';
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MathNode.DEGREES = 'degrees';
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MathNode.EXP = 'exp';
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MathNode.EXP2 = 'exp2';
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MathNode.LOG = 'log';
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MathNode.LOG2 = 'log2';
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MathNode.SQRT = 'sqrt';
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MathNode.INVERSE_SQRT = 'inversesqrt';
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MathNode.FLOOR = 'floor';
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MathNode.CEIL = 'ceil';
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MathNode.NORMALIZE = 'normalize';
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MathNode.FRACT = 'fract';
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MathNode.SIN = 'sin';
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MathNode.COS = 'cos';
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MathNode.TAN = 'tan';
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MathNode.ASIN = 'asin';
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MathNode.ACOS = 'acos';
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MathNode.ATAN = 'atan';
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MathNode.ABS = 'abs';
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MathNode.SIGN = 'sign';
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MathNode.LENGTH = 'length';
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MathNode.NEGATE = 'negate';
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MathNode.ONE_MINUS = 'oneMinus';
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MathNode.DFDX = 'dFdx';
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MathNode.DFDY = 'dFdy';
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MathNode.ROUND = 'round';
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MathNode.RECIPROCAL = 'reciprocal';
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MathNode.TRUNC = 'trunc';
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MathNode.FWIDTH = 'fwidth';
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MathNode.BITCAST = 'bitcast';
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// 2 inputs
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MathNode.ATAN2 = 'atan2';
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MathNode.MIN = 'min';
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MathNode.MAX = 'max';
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MathNode.MOD = 'mod';
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MathNode.STEP = 'step';
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MathNode.REFLECT = 'reflect';
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MathNode.DISTANCE = 'distance';
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MathNode.DIFFERENCE = 'difference';
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MathNode.DOT = 'dot';
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MathNode.CROSS = 'cross';
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MathNode.POW = 'pow';
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MathNode.TRANSFORM_DIRECTION = 'transformDirection';
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// 3 inputs
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MathNode.MIX = 'mix';
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MathNode.CLAMP = 'clamp';
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MathNode.REFRACT = 'refract';
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MathNode.SMOOTHSTEP = 'smoothstep';
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MathNode.FACEFORWARD = 'faceforward';
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export default MathNode;
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export const EPSILON = float( 1e-6 );
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export const INFINITY = float( 1e6 );
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export const PI = float( Math.PI );
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export const PI2 = float( Math.PI * 2 );
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export const all = nodeProxy( MathNode, MathNode.ALL );
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export const any = nodeProxy( MathNode, MathNode.ANY );
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export const equals = nodeProxy( MathNode, MathNode.EQUALS );
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export const radians = nodeProxy( MathNode, MathNode.RADIANS );
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export const degrees = nodeProxy( MathNode, MathNode.DEGREES );
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export const exp = nodeProxy( MathNode, MathNode.EXP );
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export const exp2 = nodeProxy( MathNode, MathNode.EXP2 );
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export const log = nodeProxy( MathNode, MathNode.LOG );
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export const log2 = nodeProxy( MathNode, MathNode.LOG2 );
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export const sqrt = nodeProxy( MathNode, MathNode.SQRT );
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export const inverseSqrt = nodeProxy( MathNode, MathNode.INVERSE_SQRT );
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export const floor = nodeProxy( MathNode, MathNode.FLOOR );
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export const ceil = nodeProxy( MathNode, MathNode.CEIL );
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export const normalize = nodeProxy( MathNode, MathNode.NORMALIZE );
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export const fract = nodeProxy( MathNode, MathNode.FRACT );
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export const sin = nodeProxy( MathNode, MathNode.SIN );
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export const cos = nodeProxy( MathNode, MathNode.COS );
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export const tan = nodeProxy( MathNode, MathNode.TAN );
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export const asin = nodeProxy( MathNode, MathNode.ASIN );
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export const acos = nodeProxy( MathNode, MathNode.ACOS );
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export const atan = nodeProxy( MathNode, MathNode.ATAN );
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export const abs = nodeProxy( MathNode, MathNode.ABS );
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export const sign = nodeProxy( MathNode, MathNode.SIGN );
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export const length = nodeProxy( MathNode, MathNode.LENGTH );
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export const negate = nodeProxy( MathNode, MathNode.NEGATE );
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export const oneMinus = nodeProxy( MathNode, MathNode.ONE_MINUS );
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export const dFdx = nodeProxy( MathNode, MathNode.DFDX );
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export const dFdy = nodeProxy( MathNode, MathNode.DFDY );
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export const round = nodeProxy( MathNode, MathNode.ROUND );
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export const reciprocal = nodeProxy( MathNode, MathNode.RECIPROCAL );
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export const trunc = nodeProxy( MathNode, MathNode.TRUNC );
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export const fwidth = nodeProxy( MathNode, MathNode.FWIDTH );
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export const bitcast = nodeProxy( MathNode, MathNode.BITCAST );
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export const atan2 = nodeProxy( MathNode, MathNode.ATAN2 );
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export const min = nodeProxy( MathNode, MathNode.MIN );
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export const max = nodeProxy( MathNode, MathNode.MAX );
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export const mod = nodeProxy( MathNode, MathNode.MOD );
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export const step = nodeProxy( MathNode, MathNode.STEP );
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export const reflect = nodeProxy( MathNode, MathNode.REFLECT );
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export const distance = nodeProxy( MathNode, MathNode.DISTANCE );
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export const difference = nodeProxy( MathNode, MathNode.DIFFERENCE );
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export const dot = nodeProxy( MathNode, MathNode.DOT );
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export const cross = nodeProxy( MathNode, MathNode.CROSS );
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export const pow = nodeProxy( MathNode, MathNode.POW );
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export const pow2 = nodeProxy( MathNode, MathNode.POW, 2 );
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export const pow3 = nodeProxy( MathNode, MathNode.POW, 3 );
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export const pow4 = nodeProxy( MathNode, MathNode.POW, 4 );
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export const transformDirection = nodeProxy( MathNode, MathNode.TRANSFORM_DIRECTION );
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export const cbrt = ( a ) => mul( sign( a ), pow( abs( a ), 1.0 / 3.0 ) );
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export const lengthSq = ( a ) => dot( a, a );
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export const mix = nodeProxy( MathNode, MathNode.MIX );
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export const clamp = ( value, low = 0, high = 1 ) => nodeObject( new MathNode( MathNode.CLAMP, nodeObject( value ), nodeObject( low ), nodeObject( high ) ) );
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export const saturate = ( value ) => clamp( value );
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export const refract = nodeProxy( MathNode, MathNode.REFRACT );
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export const smoothstep = nodeProxy( MathNode, MathNode.SMOOTHSTEP );
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export const faceForward = nodeProxy( MathNode, MathNode.FACEFORWARD );
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export const mixElement = ( t, e1, e2 ) => mix( e1, e2, t );
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export const smoothstepElement = ( x, low, high ) => smoothstep( low, high, x );
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addNodeElement( 'all', all );
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addNodeElement( 'any', any );
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addNodeElement( 'equals', equals );
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addNodeElement( 'radians', radians );
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addNodeElement( 'degrees', degrees );
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addNodeElement( 'exp', exp );
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addNodeElement( 'exp2', exp2 );
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addNodeElement( 'log', log );
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addNodeElement( 'log2', log2 );
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addNodeElement( 'sqrt', sqrt );
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addNodeElement( 'inverseSqrt', inverseSqrt );
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addNodeElement( 'floor', floor );
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addNodeElement( 'ceil', ceil );
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addNodeElement( 'normalize', normalize );
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addNodeElement( 'fract', fract );
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addNodeElement( 'sin', sin );
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addNodeElement( 'cos', cos );
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addNodeElement( 'tan', tan );
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addNodeElement( 'asin', asin );
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addNodeElement( 'acos', acos );
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addNodeElement( 'atan', atan );
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addNodeElement( 'abs', abs );
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addNodeElement( 'sign', sign );
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addNodeElement( 'length', length );
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addNodeElement( 'lengthSq', lengthSq );
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addNodeElement( 'negate', negate );
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addNodeElement( 'oneMinus', oneMinus );
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addNodeElement( 'dFdx', dFdx );
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addNodeElement( 'dFdy', dFdy );
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addNodeElement( 'round', round );
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addNodeElement( 'reciprocal', reciprocal );
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addNodeElement( 'trunc', trunc );
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addNodeElement( 'fwidth', fwidth );
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addNodeElement( 'atan2', atan2 );
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addNodeElement( 'min', min );
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addNodeElement( 'max', max );
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addNodeElement( 'mod', mod );
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addNodeElement( 'step', step );
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addNodeElement( 'reflect', reflect );
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addNodeElement( 'distance', distance );
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addNodeElement( 'dot', dot );
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addNodeElement( 'cross', cross );
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addNodeElement( 'pow', pow );
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addNodeElement( 'pow2', pow2 );
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addNodeElement( 'pow3', pow3 );
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addNodeElement( 'pow4', pow4 );
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addNodeElement( 'transformDirection', transformDirection );
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addNodeElement( 'mix', mixElement );
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addNodeElement( 'clamp', clamp );
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addNodeElement( 'refract', refract );
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addNodeElement( 'smoothstep', smoothstepElement );
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addNodeElement( 'faceForward', faceForward );
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addNodeElement( 'difference', difference );
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addNodeElement( 'saturate', saturate );
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addNodeElement( 'cbrt', cbrt );
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addNodeClass( 'MathNode', MathNode );
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