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/**
* @author sunag / http://www.sunag.com.br/
*/
import { ExpressionNode } from '../core/ExpressionNode.js';
import { Matrix3Node } from '../inputs/Matrix3Node.js';
import { UVNode } from '../accessors/UVNode.js';
function UVTransformNode( uv, position ) {
ExpressionNode.call( this, "( uvTransform * vec3( uvNode, 1 ) ).xy", "vec2" );
this.uv = uv || new UVNode();
this.position = position || new Matrix3Node();
}
UVTransformNode.prototype = Object.create( ExpressionNode.prototype );
UVTransformNode.prototype.constructor = UVTransformNode;
UVTransformNode.prototype.nodeType = "UVTransform";
UVTransformNode.prototype.generate = function ( builder, output ) {
this.keywords[ "uvNode" ] = this.uv;
this.keywords[ "uvTransform" ] = this.position;
return ExpressionNode.prototype.generate.call( this, builder, output );
};
UVTransformNode.prototype.setUvTransform = function ( tx, ty, sx, sy, rotation, cx, cy ) {
cx = cx !== undefined ? cx : .5;
cy = cy !== undefined ? cy : .5;
this.position.value.setUvTransform( tx, ty, sx, sy, rotation, cx, cy );
};
UVTransformNode.prototype.copy = function ( source ) {
ExpressionNode.prototype.copy.call( this, source );
this.uv = source.uv;
this.position = source.position;
};
UVTransformNode.prototype.toJSON = function ( meta ) {
var data = this.getJSONNode( meta );
if ( ! data ) {
data = this.createJSONNode( meta );
data.uv = this.uv.toJSON( meta ).uuid;
data.position = this.position.toJSON( meta ).uuid;
}
return data;
};
export { UVTransformNode };
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