Initial project import

node_modules/three-stdlib/shaders/UnpackDepthRGBAShader.cjs

@@ -0,0 +1,42 @@
+"use strict";
+Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" });
+const UnpackDepthRGBAShader = {
+  uniforms: {
+    tDiffuse: { value: null },
+    opacity: { value: 1 }
+  },
+  vertexShader: (
+    /* glsl */
+    `
+    varying vec2 vUv;
+
+    void main() {
+
+    	vUv = uv;
+    	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
+
+    }
+  `
+  ),
+  fragmentShader: (
+    /* glsl */
+    `
+    uniform float opacity;
+
+    uniform sampler2D tDiffuse;
+
+    varying vec2 vUv;
+
+    #include <packing>
+
+    void main() {
+
+    	float depth = 1.0 - unpackRGBAToDepth( texture2D( tDiffuse, vUv ) );
+    	gl_FragColor = vec4( vec3( depth ), opacity );
+
+    }
+  `
+  )
+};
+exports.UnpackDepthRGBAShader = UnpackDepthRGBAShader;
+//# sourceMappingURL=UnpackDepthRGBAShader.cjs.map