{"version":3,"file":"HorizontalTiltShiftShader.cjs","sources":["../../src/shaders/HorizontalTiltShiftShader.ts"],"sourcesContent":["/**\n * Simple fake tilt-shift effect, modulating two pass Gaussian blur (see above) by vertical position\n *\n * - 9 samples per pass\n * - standard deviation 2.7\n * - \"h\" and \"v\" parameters should be set to \"1 / width\" and \"1 / height\"\n * - \"r\" parameter control where \"focused\" horizontal line lies\n */\n\nexport const HorizontalTiltShiftShader = {\n  uniforms: {\n    tDiffuse: { value: null },\n    h: { value: 1.0 / 512.0 },\n    r: { value: 0.35 },\n  },\n\n  vertexShader: /* glsl */ `\n    varying vec2 vUv;\n\n    void main() {\n\n    \tvUv = uv;\n    \tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n\n    }\n  `,\n\n  fragmentShader: /* glsl */ `\n    uniform sampler2D tDiffuse;\n    uniform float h;\n    uniform float r;\n\n    varying vec2 vUv;\n\n    void main() {\n\n    \tvec4 sum = vec4( 0.0 );\n\n    \tfloat hh = h * abs( r - vUv.y );\n\n    \tsum += texture2D( tDiffuse, vec2( vUv.x - 4.0 * hh, vUv.y ) ) * 0.051;\n    \tsum += texture2D( tDiffuse, vec2( vUv.x - 3.0 * hh, vUv.y ) ) * 0.0918;\n    \tsum += texture2D( tDiffuse, vec2( vUv.x - 2.0 * hh, vUv.y ) ) * 0.12245;\n    \tsum += texture2D( tDiffuse, vec2( vUv.x - 1.0 * hh, vUv.y ) ) * 0.1531;\n    \tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y ) ) * 0.1633;\n    \tsum += texture2D( tDiffuse, vec2( vUv.x + 1.0 * hh, vUv.y ) ) * 0.1531;\n    \tsum += texture2D( tDiffuse, vec2( vUv.x + 2.0 * hh, vUv.y ) ) * 0.12245;\n    \tsum += texture2D( tDiffuse, vec2( vUv.x + 3.0 * hh, vUv.y ) ) * 0.0918;\n    \tsum += texture2D( tDiffuse, vec2( vUv.x + 4.0 * hh, vUv.y ) ) * 0.051;\n\n    \tgl_FragColor = sum;\n\n    }\n  `,\n}\n"],"names":[],"mappings":";;AASO,MAAM,4BAA4B;AAAA,EACvC,UAAU;AAAA,IACR,UAAU,EAAE,OAAO,KAAK;AAAA,IACxB,GAAG,EAAE,OAAO,IAAM,IAAM;AAAA,IACxB,GAAG,EAAE,OAAO,KAAK;AAAA,EACnB;AAAA,EAEA;AAAA;AAAA,IAAyB;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA,EAWzB;AAAA;AAAA,IAA2B;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AA2B7B;;"}