@polygonjs/polygonjs
Version:
node-based WebGL 3D engine https://polygonjs.com
46 lines (45 loc) • 1.91 kB
JavaScript
;
import { BaseSDFGlNode } from "./_BaseSDF";
import { ThreeToGl } from "../../../../src/core/ThreeToGl";
import { NodeParamsConfig, ParamConfig } from "../utils/params/ParamsConfig";
import { GlConnectionPointType, GlConnectionPoint } from "../utils/io/connections/Gl";
import { isBooleanTrue } from "../../../core/Type";
import { GlType } from "../../poly/registers/nodes/types/Gl";
const OUTPUT_NAME = "p";
class SDFElongateGlParamsConfig extends NodeParamsConfig {
constructor() {
super(...arguments);
this.position = ParamConfig.VECTOR3([0, 0, 0], { hidden: true });
this.center = ParamConfig.VECTOR3([0, 0, 0]);
this.mult = ParamConfig.VECTOR3([0, 0, 0]);
this.fast = ParamConfig.BOOLEAN(1);
}
}
const ParamsConfig = new SDFElongateGlParamsConfig();
export class SDFElongateGlNode extends BaseSDFGlNode {
constructor() {
super(...arguments);
this.paramsConfig = ParamsConfig;
}
static type() {
return GlType.SDF_ELONGATE;
}
initializeNode() {
super.initializeNode();
this.io.connection_points.spare_params.setInputlessParamNames(["fast"]);
this.io.outputs.setNamedOutputConnectionPoints([
new GlConnectionPoint(OUTPUT_NAME, GlConnectionPointType.VEC3)
]);
}
setLines(shadersCollectionController) {
const position = this.position();
const center = ThreeToGl.vector3(this.variableForInputParam(this.p.center));
const mult = ThreeToGl.vector3(this.variableForInputParam(this.p.mult));
const out = this.glVarName(OUTPUT_NAME);
const functionName = isBooleanTrue(this.pv.fast) ? "SDFElongateFast" : "SDFElongateSlow";
const suffix = isBooleanTrue(this.pv.fast) ? ".xyz" : ".xyz";
const bodyLine = `vec3 ${out} = ${functionName}(${position} - ${center}, ${mult})${suffix}`;
shadersCollectionController.addBodyLines(this, [bodyLine]);
this._addSDFMethods(shadersCollectionController);
}
}