#pragma once

#ifndef igs_color_blend_h

#define igs_color_blend_h

namespace igs {

namespace color {

// 01

void over(/* アルファ合成（通常) */

          double &dn_r, double &dn_g, double &dn_b, double &dn_a,

          const double up_r, double up_g, double up_b, double up_a,

          const double up_opacity, const bool do_clamp = true);

// 02

void darken(double &dn_r, double &dn_g, double &dn_b, double &dn_a,

            const double up_r, double up_g, double up_b, double up_a,

            const double up_opacity, const bool do_clamp = true);

// 03

void multiply(double &dn_r, double &dn_g, double &dn_b, double &dn_a,

              const double up_r, double up_g, double up_b, double up_a,

              const double up_opacity, const bool do_clamp = true);

// 04

void color_burn(/* 焼き込みカラー */

                double &dn_r, double &dn_g, double &dn_b, double &dn_a,

                const double up_r, double up_g, double up_b, double up_a,

                const double up_opacity, const bool do_clamp = true);

// 05

void linear_burn(/* 焼き込みリニア */

                 double &dn_r, double &dn_g, double &dn_b, double &dn_a,

                 const double up_r, double up_g, double up_b, double up_a,

                 const double up_opacity, const bool do_clamp = true);

// 06

void darker_color(double &dn_r, double &dn_g, double &dn_b, double &dn_a,

                  const double up_r, double up_g, double up_b, double up_a,

                  const double up_opacity, const bool do_clamp = true);

// 07

void lighten(double &dn_r, double &dn_g, double &dn_b, double &dn_a,

             const double up_r, double up_g, double up_b, double up_a,

             const double up_opacity, const bool do_clamp = true);

// 08

void screen(double &dn_r, double &dn_g, double &dn_b, double &dn_a,

            const double up_r, double up_g, double up_b, double up_a,

            const double up_opacity, const bool do_clamp = true);

// 09

void color_dodge(/* 覆い焼きカラー */

                 double &dn_r, double &dn_g, double &dn_b, double &dn_a,

                 const double up_r, double up_g, double up_b, double up_a,

                 const double up_opacity, const bool do_clamp = true);

// 10

void linear_dodge(/* 覆い焼きリニア(単純加算ではない) */

                  double &dn_r, double &dn_g, double &dn_b, double &dn_a,

                  const double up_r, double up_g, double up_b, double up_a,

                  const double up_opacity, const bool do_clamp = true);

// 11

void lighter_color(double &dn_r, double &dn_g, double &dn_b, double &dn_a,

                   const double up_r, double up_g, double up_b, double up_a,

                   const double up_opacity, const bool do_clamp = true);

// 12

void overlay(double &dn_r, double &dn_g, double &dn_b, double &dn_a,

             const double up_r, double up_g, double up_b, double up_a,

             const double up_opacity, const bool do_clamp = true);

// 13

void soft_light(double &dn_r, double &dn_g, double &dn_b, double &dn_a,

                const double up_r, double up_g, double up_b, double up_a,

                const double up_opacity, const bool do_clamp = true);

// 14

void hard_light(double &dn_r, double &dn_g, double &dn_b, double &dn_a,

                const double up_r, double up_g, double up_b, double up_a,

                const double up_opacity, const bool do_clamp = true);

// 15

void vivid_light(double &dn_r, double &dn_g, double &dn_b, double &dn_a,

                 const double up_r, double up_g, double up_b, double up_a,

                 const double up_opacity, const bool do_clamp = true);

// 16

void linear_light(double &dn_r, double &dn_g, double &dn_b, double &dn_a,

                  const double up_r, double up_g, double up_b, double up_a,

                  const double up_opacity, const bool do_clamp = true);

// 17

void pin_light(double &dn_r, double &dn_g, double &dn_b, double &dn_a,

               const double up_r, double up_g, double up_b, double up_a,

               const double up_opacity, const bool do_clamp = true);

// 18

void hard_mix(double &dn_r, double &dn_g, double &dn_b, double &dn_a,

              const double up_r, double up_g, double up_b, double up_a,

              const double up_opacity, const bool do_clamp = true);

//-----------------

// 19

void cross_dissolve(double &dn_r, double &dn_g, double &dn_b, double &dn_a,

                    const double up_r, double up_g, double up_b, double up_a,

                    const double up_opacity, const bool do_clamp = true);

// 20

void subtract(double &dn_r, double &dn_g, double &dn_b, double &dn_a,

              const double up_r, double up_g, double up_b, double up_a,

              const double up_opacity, const bool alpha_rendering_sw,

              const bool do_clamp = true);

// 21

void add(/* 単純加算 */

         double &dn_r, double &dn_g, double &dn_b, double &dn_a,

         const double up_r, double up_g, double up_b, double up_a,

         const double up_opacity, const bool do_clamp = true);

// 22

void divide(double &dn_r, double &dn_g, double &dn_b, double &dn_a,

            const double up_r, double up_g, double up_b, double up_a,

            const double up_opacity, const bool do_clamp = true);

}  // namespace color

}  // namespace igs

#endif /* !igs_color_blend_h */