three
Version:
JavaScript 3D library
64 lines (38 loc) • 1.65 kB
JavaScript
/**
* @author sunag / http://www.sunag.com.br/
*/
THREE.NormalMapNode = function ( value, uv, scale, normal, position ) {
THREE.TempNode.call( this, 'v3' );
this.value = value;
this.scale = scale || new THREE.FloatNode( 1 );
this.normal = normal || new THREE.NormalNode( THREE.NormalNode.LOCAL );
this.position = position || new THREE.PositionNode( THREE.NormalNode.VIEW );
};
THREE.NormalMapNode.prototype = Object.create( THREE.TempNode.prototype );
THREE.NormalMapNode.prototype.constructor = THREE.NormalMapNode;
THREE.NormalMapNode.prototype.nodeType = "NormalMap";
THREE.NormalMapNode.prototype.generate = function ( builder, output ) {
var material = builder.material;
builder.include( 'perturbNormal2Arb' );
if ( builder.isShader( 'fragment' ) ) {
return builder.format( 'perturbNormal2Arb(-' + this.position.build( builder, 'v3' ) + ',' +
this.normal.build( builder, 'v3' ) + ',' +
this.value.build( builder, 'v3' ) + ',' +
this.value.coord.build( builder, 'v2' ) + ',' +
this.scale.build( builder, 'v2' ) + ')', this.getType( builder ), output );
} else {
console.warn( "THREE.NormalMapNode is not compatible with " + builder.shader + " shader." );
return builder.format( 'vec3( 0.0 )', this.getType( builder ), output );
}
};
THREE.NormalMapNode.prototype.toJSON = function ( meta ) {
var data = this.getJSONNode( meta );
if ( ! data ) {
data = this.createJSONNode( meta );
data.value = this.value.uuid;
data.scale = this.scale.toJSON( meta ).uuid;
data.normal = this.normal.toJSON( meta ).uuid;
data.position = this.position.toJSON( meta ).uuid;
}
return data;
};