polygonjs-engine
Version:
node-based webgl 3D engine https://polygonjs.com
37 lines (36 loc) • 1.43 kB
JavaScript
import {TypedGlNode} from "./_Base";
import {NodeParamsConfig, ParamConfig} from "../utils/params/ParamsConfig";
import {GlConnectionPointType, GlConnectionPoint} from "../utils/io/connections/Gl";
import {ShaderName as ShaderName2} from "../utils/shaders/ShaderName";
import {ThreeToGl as ThreeToGl2} from "../../../core/ThreeToGl";
const OUTPUT_NAME = "mvMult";
class ModelViewMatrixMultGlParamsConfig extends NodeParamsConfig {
constructor() {
super(...arguments);
this.vector = ParamConfig.VECTOR3([0, 0, 0]);
}
}
const ParamsConfig2 = new ModelViewMatrixMultGlParamsConfig();
export class ModelViewMatrixMultGlNode extends TypedGlNode {
constructor() {
super(...arguments);
this.params_config = ParamsConfig2;
}
static type() {
return "modelViewMatrixMult";
}
initializeNode() {
super.initializeNode();
this.io.outputs.setNamedOutputConnectionPoints([
new GlConnectionPoint(OUTPUT_NAME, GlConnectionPointType.VEC4)
]);
}
set_lines(shaders_collection_controller) {
if (shaders_collection_controller.current_shader_name == ShaderName2.VERTEX) {
const input = ThreeToGl2.vector3(this.variable_for_input("vector"));
const out_value = this.gl_var_name(OUTPUT_NAME);
const body_line = `vec4 ${out_value} = modelViewMatrix * vec4(${input}, 1.0)`;
shaders_collection_controller.add_body_lines(this, [body_line], ShaderName2.VERTEX);
}
}
}