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#pragma once
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#ifndef igs_levels_h
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#define igs_levels_h
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#ifndef IGS_LEVELS_EXPORT
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#define IGS_LEVELS_EXPORT
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#endif
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namespace igs
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{
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namespace levels
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{
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IGS_LEVELS_EXPORT void change(
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	unsigned char *image_array, const int height, const int width, const int channels, const int bits
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	,
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	const unsigned char *ref /* 求める画像と同じ高、幅、channels数 */
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	,
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	const int ref_bits /* refがゼロのときはここもゼロ */
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	,
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	const int ref_mode /* 0=R,1=G,2=B,3=A,4=Luminance,5=Nothing */
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	,
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	const double r_in_min, const double r_in_max // 0...1
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	,
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	const double g_in_min, const double g_in_max // 0...1
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	,
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	const double b_in_min, const double b_in_max // 0...1
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	,
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	const double a_in_min, const double a_in_max // 0...1
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	,
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	const double r_gamma // 0.1 ... 10.0
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	,
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	const double g_gamma // 0.1 ... 10.0
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	,
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	const double b_gamma // 0.1 ... 10.0
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	,
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	const double a_gamma // 0.1 ... 10.0
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	,
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	const double r_out_min, const double r_out_max // 0...1
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	,
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	const double g_out_min, const double g_out_max // 0...1
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	,
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	const double b_out_min, const double b_out_max // 0...1
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	,
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	const double a_out_min, const double a_out_max // 0...1
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	,
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	const bool clamp_sw, const bool alpha_sw /* Alphaチャンネルを処理するか否かのSW */
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	,
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	const bool add_blend_sw
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	/* 効果(変化量)をアルファブレンドするか否かのスイッチ
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		    add_blend_sw == true
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			アルファ値によりRGBの変化量を調整する
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			合成方法が
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				合成画 = 下絵 * (1 - alpha) + 上絵
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			の場合こちらを使う
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		    add_blend_sw == false
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			アルファ値に関係なくRGBが変化する
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			合成方法が
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				合成画 = 下絵 * (1 - alpha) + 上絵 * alpha
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			の場合こちらを使う
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		*/
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	);
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}
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}
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#endif /* !igs_levels_h */