@polygonjs/polygonjs
Version:
node-based WebGL 3D engine https://polygonjs.com
54 lines (53 loc) • 2.2 kB
JavaScript
;
import { TypedJsNode } from "./_Base";
import { NodeParamsConfig, ParamConfig } from "../utils/params/ParamsConfig";
import { JsConnectionPoint, JsConnectionPointType, JS_CONNECTION_POINT_IN_NODE_DEF } from "../utils/io/connections/Js";
import { createVariable } from "./code/assemblers/_BaseJsPersistedConfigUtils";
import { Poly } from "../../Poly";
const CONNECTION_OPTIONS = JS_CONNECTION_POINT_IN_NODE_DEF;
const OUTPUT_NAME = "position";
class NearestPositionJsParamsConfig extends NodeParamsConfig {
constructor() {
super(...arguments);
/** @param vector3 */
this.Vector3 = ParamConfig.VECTOR3([0, 0, 0]);
}
}
const ParamsConfig = new NearestPositionJsParamsConfig();
export class NearestPositionJsNode extends TypedJsNode {
constructor() {
super(...arguments);
this.paramsConfig = ParamsConfig;
}
static type() {
return "nearestPosition";
}
initializeNode() {
super.initializeNode();
this.io.inputs.setNamedInputConnectionPoints([
new JsConnectionPoint(JsConnectionPointType.VECTOR3, JsConnectionPointType.VECTOR3, CONNECTION_OPTIONS),
new JsConnectionPoint(
JsConnectionPointType.VECTOR3_ARRAY,
JsConnectionPointType.VECTOR3_ARRAY,
CONNECTION_OPTIONS
)
]);
this.io.outputs.setNamedOutputConnectionPoints([
new JsConnectionPoint(OUTPUT_NAME, JsConnectionPointType.VECTOR3)
]);
}
setLines(shadersCollectionController) {
const v3 = this.variableForInputParam(shadersCollectionController, this.p.Vector3);
const positions = this.variableForInput(shadersCollectionController, JsConnectionPointType.VECTOR3_ARRAY);
const varName = this.jsVarName(OUTPUT_NAME);
const variable = createVariable(JsConnectionPointType.VECTOR3);
const tmpVarName = variable ? shadersCollectionController.addVariable(this, variable) : void 0;
if (!tmpVarName) {
return;
}
const func = Poly.namedFunctionsRegister.getFunction("nearestPosition", this, shadersCollectionController);
shadersCollectionController.addBodyOrComputed(this, [
{ dataType: JsConnectionPointType.VECTOR3, varName, value: func.asString(v3, positions, tmpVarName) }
]);
}
}