Initial project import

node_modules/three-stdlib/postprocessing/GlitchPass.js

@@ -0,0 +1,83 @@
+var __defProp = Object.defineProperty;
+var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
+var __publicField = (obj, key, value) => {
+  __defNormalProp(obj, typeof key !== "symbol" ? key + "" : key, value);
+  return value;
+};
+import { Pass, FullScreenQuad } from "./Pass.js";
+import { UniformsUtils, ShaderMaterial, MathUtils, DataTexture, RedFormat, FloatType } from "three";
+import { DigitalGlitch } from "../shaders/DigitalGlitch.js";
+class GlitchPass extends Pass {
+  constructor(dt_size = 64) {
+    super();
+    __publicField(this, "material");
+    __publicField(this, "fsQuad");
+    __publicField(this, "goWild");
+    __publicField(this, "curF");
+    __publicField(this, "randX");
+    __publicField(this, "uniforms");
+    this.uniforms = UniformsUtils.clone(DigitalGlitch.uniforms);
+    this.uniforms["tDisp"].value = this.generateHeightmap(dt_size);
+    this.material = new ShaderMaterial({
+      uniforms: this.uniforms,
+      vertexShader: DigitalGlitch.vertexShader,
+      fragmentShader: DigitalGlitch.fragmentShader
+    });
+    this.fsQuad = new FullScreenQuad(this.material);
+    this.goWild = false;
+    this.curF = 0;
+    this.generateTrigger();
+  }
+  render(renderer, writeBuffer, readBuffer) {
+    this.uniforms["tDiffuse"].value = readBuffer.texture;
+    this.uniforms["seed"].value = Math.random();
+    this.uniforms["byp"].value = 0;
+    if (this.curF % this.randX == 0 || this.goWild == true) {
+      this.uniforms["amount"].value = Math.random() / 30;
+      this.uniforms["angle"].value = MathUtils.randFloat(-Math.PI, Math.PI);
+      this.uniforms["seed_x"].value = MathUtils.randFloat(-1, 1);
+      this.uniforms["seed_y"].value = MathUtils.randFloat(-1, 1);
+      this.uniforms["distortion_x"].value = MathUtils.randFloat(0, 1);
+      this.uniforms["distortion_y"].value = MathUtils.randFloat(0, 1);
+      this.curF = 0;
+      this.generateTrigger();
+    } else if (this.curF % this.randX < this.randX / 5) {
+      this.uniforms["amount"].value = Math.random() / 90;
+      this.uniforms["angle"].value = MathUtils.randFloat(-Math.PI, Math.PI);
+      this.uniforms["distortion_x"].value = MathUtils.randFloat(0, 1);
+      this.uniforms["distortion_y"].value = MathUtils.randFloat(0, 1);
+      this.uniforms["seed_x"].value = MathUtils.randFloat(-0.3, 0.3);
+      this.uniforms["seed_y"].value = MathUtils.randFloat(-0.3, 0.3);
+    } else if (this.goWild == false) {
+      this.uniforms["byp"].value = 1;
+    }
+    this.curF++;
+    if (this.renderToScreen) {
+      renderer.setRenderTarget(null);
+      this.fsQuad.render(renderer);
+    } else {
+      renderer.setRenderTarget(writeBuffer);
+      if (this.clear)
+        renderer.clear();
+      this.fsQuad.render(renderer);
+    }
+  }
+  generateTrigger() {
+    this.randX = MathUtils.randInt(120, 240);
+  }
+  generateHeightmap(dt_size) {
+    const data_arr = new Float32Array(dt_size * dt_size);
+    const length = dt_size * dt_size;
+    for (let i = 0; i < length; i++) {
+      const val = MathUtils.randFloat(0, 1);
+      data_arr[i] = val;
+    }
+    const texture = new DataTexture(data_arr, dt_size, dt_size, RedFormat, FloatType);
+    texture.needsUpdate = true;
+    return texture;
+  }
+}
+export {
+  GlitchPass
+};
+//# sourceMappingURL=GlitchPass.js.map