99 lines
1.6 KiB
C
99 lines
1.6 KiB
C
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#ifndef IWA_FRESNEL_H
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#define IWA_FRESNEL_H
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/* Fresnel反射率のテーブル（0°〜90° １°刻み） */
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static float fresnel[91] =
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{
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0.020059312f,
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0.020059313f,
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0.020059328f,
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0.020059394f,
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0.020059572f,
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0.020059947f,
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0.020060633f,
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0.020061768f,
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0.020063519f,
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0.020066082f,
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0.020069685f,
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0.020074587f,
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0.020081084f,
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0.020089508f,
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0.020100231f,
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0.020113671f,
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0.020130291f,
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0.020150605f,
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0.020175182f,
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0.020204654f,
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0.020239715f,
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0.020281134f,
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0.020329757f,
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0.020386517f,
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0.020452442f,
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0.020528662f,
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0.020616424f,
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0.020717098f,
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0.020832193f,
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0.02096337f,
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0.021112458f,
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0.021281471f,
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0.021472628f,
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0.021688372f,
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0.021931397f,
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0.022204671f,
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0.022511467f,
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0.022855398f,
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0.023240448f,
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0.023671017f,
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0.024151962f,
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0.024688653f,
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0.025287023f,
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0.025953633f,
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0.026695742f,
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0.027521384f,
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0.028439454f,
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0.029459807f,
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0.030593365f,
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0.031852239f,
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0.033249863f,
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0.034801146f,
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0.036522642f,
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0.038432743f,
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0.040551883f,
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0.042902788f,
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0.045510732f,
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0.048403845f,
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0.051613442f,
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0.055174404f,
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0.059125599f,
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0.063510357f,
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0.068377002f,
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0.073779452f,
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0.079777891f,
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0.086439526f,
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0.093839443f,
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0.102061562f,
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0.111199722f,
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0.121358904f,
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0.132656604f,
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0.145224399f,
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0.159209711f,
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0.174777806f,
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0.192114072f,
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0.211426604f,
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0.232949158f,
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0.256944521f,
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0.283708376f,
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0.313573743f,
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0.346916096f,
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0.384159282f,
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0.425782383f,
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0.472327717f,
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0.524410184f,
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0.582728245f,
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0.648076867f,
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0.721362859f,
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0.803623128f,
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0.896046505f,
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1.0f};
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#endif
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