{"version":3,"file":"BlendShader.cjs","sources":["../../src/shaders/BlendShader.ts"],"sourcesContent":["/**\n * Blend two textures\n */\n\nexport const BlendShader = {\n  uniforms: {\n    tDiffuse1: { value: null },\n    tDiffuse2: { value: null },\n    mixRatio: { value: 0.5 },\n    opacity: { value: 1.0 },\n  },\n\n  vertexShader: [\n    'varying vec2 vUv;',\n\n    'void main() {',\n\n    '\tvUv = uv;',\n    '\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );',\n\n    '}',\n  ].join('\\n'),\n\n  fragmentShader: [\n    'uniform float opacity;',\n    'uniform float mixRatio;',\n\n    'uniform sampler2D tDiffuse1;',\n    'uniform sampler2D tDiffuse2;',\n\n    'varying vec2 vUv;',\n\n    'void main() {',\n\n    '\tvec4 texel1 = texture2D( tDiffuse1, vUv );',\n    '\tvec4 texel2 = texture2D( tDiffuse2, vUv );',\n    '\tgl_FragColor = opacity * mix( texel1, texel2, mixRatio );',\n\n    '}',\n  ].join('\\n'),\n}\n"],"names":[],"mappings":";;AAIO,MAAM,cAAc;AAAA,EACzB,UAAU;AAAA,IACR,WAAW,EAAE,OAAO,KAAK;AAAA,IACzB,WAAW,EAAE,OAAO,KAAK;AAAA,IACzB,UAAU,EAAE,OAAO,IAAI;AAAA,IACvB,SAAS,EAAE,OAAO,EAAI;AAAA,EACxB;AAAA,EAEA,cAAc;AAAA,IACZ;AAAA,IAEA;AAAA,IAEA;AAAA,IACA;AAAA,IAEA;AAAA,EAAA,EACA,KAAK,IAAI;AAAA,EAEX,gBAAgB;AAAA,IACd;AAAA,IACA;AAAA,IAEA;AAAA,IACA;AAAA,IAEA;AAAA,IAEA;AAAA,IAEA;AAAA,IACA;AAAA,IACA;AAAA,IAEA;AAAA,EAAA,EACA,KAAK,IAAI;AACb;;"}