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/** | |
* @author sunag / http://www.sunag.com.br/ | |
*/ | |
import { NodeBuilder } from '../core/NodeBuilder.js'; | |
import { ColorNode } from '../inputs/ColorNode.js'; | |
import { PositionNode } from '../accessors/PositionNode.js'; | |
import { RawNode } from './nodes/RawNode.js'; | |
function NodeMaterial( vertex, fragment ) { | |
THREE.ShaderMaterial.call( this ); | |
var self = this; | |
this.vertex = vertex || new RawNode( new PositionNode( PositionNode.PROJECTION ) ); | |
this.fragment = fragment || new RawNode( new ColorNode( 0xFF0000 ) ); | |
this.updaters = []; | |
// it fix the programCache and share the code with others materials | |
this.onBeforeCompile.toString = function() { | |
return self.needsCompile; | |
}; | |
} | |
NodeMaterial.prototype = Object.create( THREE.ShaderMaterial.prototype ); | |
NodeMaterial.prototype.constructor = NodeMaterial; | |
NodeMaterial.prototype.type = "NodeMaterial"; | |
NodeMaterial.prototype.isNodeMaterial = true; | |
Object.defineProperties( NodeMaterial.prototype, { | |
properties: { | |
get: function () { | |
return this.fragment.properties; | |
} | |
}, | |
needsUpdate: { | |
set: function ( value ) { | |
this.needsCompile = value; | |
}, | |
get: function () { | |
return this.needsCompile; | |
} | |
} | |
} ); | |
NodeMaterial.prototype.updateFrame = function ( frame ) { | |
for ( var i = 0; i < this.updaters.length; ++ i ) { | |
frame.updateNode( this.updaters[ i ] ); | |
} | |
}; | |
NodeMaterial.prototype.onBeforeCompile = function ( shader, renderer ) { | |
if ( this.needsUpdate ) { | |
this.build( { renderer: renderer } ); | |
shader.uniforms = this.uniforms; | |
shader.vertexShader = this.vertexShader; | |
shader.fragmentShader = this.fragmentShader; | |
} | |
}; | |
NodeMaterial.prototype.build = function ( params ) { | |
params = params || {}; | |
var builder = params.builder || new NodeBuilder(); | |
builder.setMaterial( this, params.renderer ); | |
builder.build( this.vertex, this.fragment ); | |
this.vertexShader = builder.getCode( 'vertex' ); | |
this.fragmentShader = builder.getCode( 'fragment' ); | |
this.defines = builder.defines; | |
this.uniforms = builder.uniforms; | |
this.extensions = builder.extensions; | |
this.updaters = builder.updaters; | |
this.fog = builder.requires.fog; | |
this.lights = builder.requires.lights; | |
this.transparent = builder.requires.transparent || this.blending > THREE.NormalBlending; | |
this.needsUpdate = false; | |
return this; | |
}; | |
NodeMaterial.prototype.copy = function ( source ) { | |
var uuid = this.uuid; | |
for ( var name in source ) { | |
this[ name ] = source[ name ]; | |
} | |
this.uuid = uuid; | |
if ( source.userData !== undefined ) { | |
this.userData = JSON.parse( JSON.stringify( source.userData ) ); | |
} | |
}; | |
NodeMaterial.prototype.toJSON = function ( meta ) { | |
var isRootObject = ( meta === undefined || typeof meta === 'string' ); | |
if ( isRootObject ) { | |
meta = { | |
nodes: {} | |
}; | |
} | |
if ( meta && ! meta.materials ) meta.materials = {}; | |
if ( ! meta.materials[ this.uuid ] ) { | |
var data = {}; | |
data.uuid = this.uuid; | |
data.type = this.type; | |
meta.materials[ data.uuid ] = data; | |
if ( this.name !== "" ) data.name = this.name; | |
if ( this.size !== undefined ) data.size = this.size; | |
if ( this.sizeAttenuation !== undefined ) data.sizeAttenuation = this.sizeAttenuation; | |
if ( this.blending !== THREE.NormalBlending ) data.blending = this.blending; | |
if ( this.flatShading === true ) data.flatShading = this.flatShading; | |
if ( this.side !== THREE.FrontSide ) data.side = this.side; | |
if ( this.vertexColors !== THREE.NoColors ) data.vertexColors = this.vertexColors; | |
if ( this.depthFunc !== THREE.LessEqualDepth ) data.depthFunc = this.depthFunc; | |
if ( this.depthTest === false ) data.depthTest = this.depthTest; | |
if ( this.depthWrite === false ) data.depthWrite = this.depthWrite; | |
if ( this.linewidth !== 1 ) data.linewidth = this.linewidth; | |
if ( this.dashSize !== undefined ) data.dashSize = this.dashSize; | |
if ( this.gapSize !== undefined ) data.gapSize = this.gapSize; | |
if ( this.scale !== undefined ) data.scale = this.scale; | |
if ( this.dithering === true ) data.dithering = true; | |
if ( this.wireframe === true ) data.wireframe = this.wireframe; | |
if ( this.wireframeLinewidth > 1 ) data.wireframeLinewidth = this.wireframeLinewidth; | |
if ( this.wireframeLinecap !== 'round' ) data.wireframeLinecap = this.wireframeLinecap; | |
if ( this.wireframeLinejoin !== 'round' ) data.wireframeLinejoin = this.wireframeLinejoin; | |
if ( this.alphaTest > 0 ) data.alphaTest = this.alphaTest; | |
if ( this.premultipliedAlpha === true ) data.premultipliedAlpha = this.premultipliedAlpha; | |
if ( this.morphTargets === true ) data.morphTargets = true; | |
if ( this.skinning === true ) data.skinning = true; | |
if ( this.visible === false ) data.visible = false; | |
if ( JSON.stringify( this.userData ) !== '{}' ) data.userData = this.userData; | |
data.fog = this.fog; | |
data.lights = this.lights; | |
data.vertex = this.vertex.toJSON( meta ).uuid; | |
data.fragment = this.fragment.toJSON( meta ).uuid; | |
} | |
meta.material = this.uuid; | |
return meta; | |
}; | |
export { NodeMaterial }; | |