add game&rawdata
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gamedata/shaders/r2/fencode.h
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gamedata/shaders/r2/fencode.h
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#ifndef FENCODE_H
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#define FENCODE_H
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#include "common.h"
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//////////////////////////////////////////////////////////////////////////////////////////
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uniform float3 v_encodeZ01;
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uniform float3 v_decodeZ01;
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float3 encode_tcRG ( float z ) { return z*v_encodeZ01.xyz; }
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float2 encode_tcB ( float z ) { return z*v_encodeZ01.z; }
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//////////////////////////////////////////////////////////////////////////////////////////
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// 0..1 encoding with 21 bit precision
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static const float3 pe_scale = {1.f, 128.f, 16384.f };
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static const float3 pe_unscale21 = {2.f/1.f, 2.f/128.f, 2.f/16384.f };
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static const float3 pe_unscale24 = {1.f/1.f, 1.f/256.f, 1.f/65536.f };
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float decode_float21 ( float3 rgb) { return dot ( rgb, pe_unscale21); }
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float decode_float24 ( float3 rgb) { return dot ( rgb, pe_unscale24); }
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#endif
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