playcanvas/build/playcanvas/src/scene/shader-lib/wgsl/chunks/common/frag/float-as-uint.d.ts

PlayCanvas WebGL game engine

declare const _default: "\n\n#ifndef FLOAT_AS_UINT\n#define FLOAT_AS_UINT\n\n// encode float value to RGBA8 representation (0.0-1.0 range)\nfn float2uint(value: f32) -> vec4f {\n    let intBits = bitcast<u32>(value);\n    return vec4f(\n        f32((intBits >> 24u) & 0xffu),\n        f32((intBits >> 16u) & 0xffu),\n        f32((intBits >> 8u) & 0xffu),\n        f32(intBits & 0xffu)\n    ) / 255.0;\n}\n\n// decode RGBA8 value to float\nfn uint2float(value: vec4f) -> f32 {\n    let rgba_u32 = vec4<u32>(value * 255.0);\n    let intBits: u32 =\n        (rgba_u32.r << 24u) |\n        (rgba_u32.g << 16u) |\n        (rgba_u32.b << 8u)  |\n         rgba_u32.a;\n    return bitcast<f32>(intBits);\n}\n\n// store a single float value in vec4, assuming either RGBA8 or float renderable texture\nfn float2vec4(value: f32) -> vec4f {\n    #if defined(CAPS_TEXTURE_FLOAT_RENDERABLE)\n        return vec4f(value, 1.0, 1.0, 1.0);\n    #else\n        return float2uint(value);\n    #endif\n}\n\n#endif // FLOAT_AS_UINT\n";
export default _default;