Initial project import

node_modules/three-stdlib/shaders/DotScreenShader.js

@@ -0,0 +1,61 @@
+import { Vector2 } from "three";
+const DotScreenShader = {
+  uniforms: {
+    tDiffuse: { value: null },
+    tSize: { value: /* @__PURE__ */ new Vector2(256, 256) },
+    center: { value: /* @__PURE__ */ new Vector2(0.5, 0.5) },
+    angle: { value: 1.57 },
+    scale: { value: 1 }
+  },
+  vertexShader: (
+    /* glsl */
+    `
+    varying vec2 vUv;
+
+    void main() {
+
+    	vUv = uv;
+    	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
+
+    }
+  `
+  ),
+  fragmentShader: (
+    /* glsl */
+    `
+    uniform vec2 center;
+    uniform float angle;
+    uniform float scale;
+    uniform vec2 tSize;
+
+    uniform sampler2D tDiffuse;
+
+    varying vec2 vUv;
+
+    float pattern() {
+
+    	float s = sin( angle ), c = cos( angle );
+
+    	vec2 tex = vUv * tSize - center;
+    	vec2 point = vec2( c * tex.x - s * tex.y, s * tex.x + c * tex.y ) * scale;
+
+    	return ( sin( point.x ) * sin( point.y ) ) * 4.0;
+
+    }
+
+    void main() {
+
+    	vec4 color = texture2D( tDiffuse, vUv );
+
+    	float average = ( color.r + color.g + color.b ) / 3.0;
+
+    	gl_FragColor = vec4( vec3( average * 10.0 - 5.0 + pattern() ), color.a );
+
+    }
+  `
+  )
+};
+export {
+  DotScreenShader
+};
+//# sourceMappingURL=DotScreenShader.js.map