Initial project import

node_modules/three-stdlib/postprocessing/WaterPass.cjs

@@ -0,0 +1,73 @@
+"use strict";
+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;
+};
+Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" });
+const THREE = require("three");
+const Pass = require("./Pass.cjs");
+class WaterPass extends Pass.Pass {
+  constructor() {
+    super();
+    __publicField(this, "material");
+    __publicField(this, "fsQuad");
+    __publicField(this, "factor");
+    __publicField(this, "time");
+    __publicField(this, "uniforms");
+    this.uniforms = {
+      tex: { value: null },
+      time: { value: 0 },
+      factor: { value: 0 },
+      resolution: { value: new THREE.Vector2(64, 64) }
+    };
+    this.material = new THREE.ShaderMaterial({
+      uniforms: this.uniforms,
+      vertexShader: `
+      varying vec2 vUv;
+      void main(){  
+        vUv = uv; 
+        vec4 modelViewPosition = modelViewMatrix * vec4(position, 1.0);
+        gl_Position = projectionMatrix * modelViewPosition;
+      }`,
+      fragmentShader: `
+      uniform float time;
+      uniform float factor;
+      uniform vec2 resolution;
+      uniform sampler2D tex;
+      varying vec2 vUv;
+      void main() {  
+        vec2 uv1 = vUv;
+        vec2 uv = gl_FragCoord.xy/resolution.xy;
+        float frequency = 6.0 * factor;
+        float amplitude = 0.015 * factor;
+        float x = uv1.y * frequency + time * .7; 
+        float y = uv1.x * frequency + time * .3;
+        uv1.x += cos(x+y) * amplitude * cos(y);
+        uv1.y += sin(x-y) * amplitude * cos(y);
+        vec4 rgba = texture2D(tex, uv1);
+        gl_FragColor = rgba;
+      }`
+    });
+    this.fsQuad = new Pass.FullScreenQuad(this.material);
+    this.factor = 0;
+    this.time = 0;
+  }
+  render(renderer, writeBuffer, readBuffer) {
+    this.uniforms["tex"].value = readBuffer.texture;
+    this.uniforms["time"].value = this.time;
+    this.uniforms["factor"].value = this.factor;
+    if (this.renderToScreen) {
+      renderer.setRenderTarget(null);
+      this.fsQuad.render(renderer);
+    } else {
+      renderer.setRenderTarget(writeBuffer);
+      if (this.clear)
+        renderer.clear();
+      this.fsQuad.render(renderer);
+    }
+  }
+}
+exports.WaterPass = WaterPass;
+//# sourceMappingURL=WaterPass.cjs.map