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import TempNode from '../core/TempNode.js';
import { uv } from '../accessors/UVNode.js';
import { addNodeClass } from '../core/Node.js';
import { addNodeElement, tslFn, nodeProxy } from '../shadernode/ShaderNode.js';
const checkerShaderNode = tslFn( ( inputs ) => {
const uv = inputs.uv.mul( 2.0 );
const cx = uv.x.floor();
const cy = uv.y.floor();
const result = cx.add( cy ).mod( 2.0 );
return result.sign();
} );
class CheckerNode extends TempNode {
constructor( uvNode = uv() ) {
super( 'float' );
this.uvNode = uvNode;
}
setup() {
return checkerShaderNode( { uv: this.uvNode } );
}
}
export default CheckerNode;
export const checker = nodeProxy( CheckerNode );
addNodeElement( 'checker', checker );
addNodeClass( 'CheckerNode', CheckerNode );