Initial project import

node_modules/three-stdlib/shaders/BleachBypassShader.cjs

@@ -0,0 +1,56 @@
+"use strict";
+Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" });
+const BleachBypassShader = {
+  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;
+
+    void main() {
+
+    	vec4 base = texture2D( tDiffuse, vUv );
+
+    	vec3 lumCoeff = vec3( 0.25, 0.65, 0.1 );
+    	float lum = dot( lumCoeff, base.rgb );
+    	vec3 blend = vec3( lum );
+
+    	float L = min( 1.0, max( 0.0, 10.0 * ( lum - 0.45 ) ) );
+
+    	vec3 result1 = 2.0 * base.rgb * blend;
+    	vec3 result2 = 1.0 - 2.0 * ( 1.0 - blend ) * ( 1.0 - base.rgb );
+
+    	vec3 newColor = mix( result1, result2, L );
+
+    	float A2 = opacity * base.a;
+    	vec3 mixRGB = A2 * newColor.rgb;
+    	mixRGB += ( ( 1.0 - A2 ) * base.rgb );
+
+    	gl_FragColor = vec4( mixRGB, base.a );
+
+    }
+  `
+  )
+};
+exports.BleachBypassShader = BleachBypassShader;
+//# sourceMappingURL=BleachBypassShader.cjs.map