Hue_Sat_Value_1.h

Go to the documentation of this file.

/**
 * This file was automatically created with "create_c++_header.sh".
 * Do not edit manually.
 */
#pragma once
#include "../../colormap.h"
 
namespace colormap
{
    namespace IDL
    {
 
        class HueSatValue1 : public Colormap
        {
        private:
            class Wrapper : public WrapperBase
            {
            public:
#ifdef float
#error "TODO"
#endif
#define float local_real_t
#include "../../../../shaders/glsl/IDL_Hue_Sat_Value_1.frag"
#undef float
            };
 
        public:
            Color
            getColor(double x) const override
            {
                Wrapper w;
                vec4 c = w.colormap(x);
                Color result;
                result.r = std::max(0.0, std::min(1.0, c.r));
                result.g = std::max(0.0, std::min(1.0, c.g));
                result.b = std::max(0.0, std::min(1.0, c.b));
                result.a = std::max(0.0, std::min(1.0, c.a));
                return result;
            }
 
            std::string
            getTitle() const override
            {
                return std::string("Hue_Sat_Value_1");
            }
 
            std::string
            getCategory() const override
            {
                return std::string("IDL");
            }
 
            std::string
            getSource() const override
            {
                return std::string(
                    "float colormap_low(float x) {\n"
                    "   return (3.31549320112257E-06 * x + 9.90093135228017E-01) * x - "
                    "2.85569629002368E-01;\n"
                    "}\n"
                    "\n"
                    "float colormap_r2(float x) {\n"
                    "   float t = x - 172.2021990097892;\n"
                    "   return (-2.39029325463818E-02 * t + 2.98715296752437E+00) * t + "
                    "170.308961782;\n"
                    "}\n"
                    "\n"
                    "float colormap_g1(float x) {\n"
                    "   float t = x - 86.01791713538523;\n"
                    "   return (-2.29102048531908E-02 * t + 4.93089581616270E+00) * t + "
                    "84.9047112396;\n"
                    "}\n"
                    "\n"
                    "float colormap_g2(float x) {\n"
                    "   float t = x - 215.6804047700857;\n"
                    "   return ((-2.84214232291614E-04 * t + 3.97502254733824E-02) * t - "
                    "1.21659773743153E+00) * t + 255.0;\n"
                    "}\n"
                    "\n"
                    "float colormap_b2(float x) {\n"
                    "   float t = x - 129.1625547389263;\n"
                    "   return (2.47358957372179E-02 * t - 3.03236899995258E+00) * t + 255.0;\n"
                    "}\n"
                    "\n"
                    "float colormap_red(float x) {\n"
                    "   if (x < 43.15291462916737) {\n"
                    "       return 255.0;\n"
                    "   } else if (x < 86.01791713538523) {\n"
                    "       return (2.31649880284905E-02 * x - 6.92920742890475E+00) * x + "
                    "5.09541054138852E+02; // R1\n"
                    "   } else if (x < 172.2021990097892) {\n"
                    "       return colormap_low(x);\n"
                    "   } else if (x < 215.6804047700857) {\n"
                    "       return colormap_r2(x);\n"
                    "   } else {\n"
                    "       return 255.0;\n"
                    "   }\n"
                    "}\n"
                    "\n"
                    "float colormap_green(float x) {\n"
                    "   if (x < 86.01791713538523) {\n"
                    "       return colormap_low(x);\n"
                    "   } else if (x < 129.1625547389263) {\n"
                    "       return colormap_g1(x);\n"
                    "   } else if (x < 215.6804047700857) {\n"
                    "       return 255.0;\n"
                    "   } else {\n"
                    "       return colormap_g2(x);\n"
                    "   }\n"
                    "}\n"
                    "\n"
                    "float colormap_blue(float x) {\n"
                    "   if (x < 43.15291462916737) {\n"
                    "       return (-2.29056417125175E-02 * x + 6.89833449327894E+00) * x - "
                    "2.89480825884616E-02; // B1\n"
                    "   } else if (x < 129.1625547389263) {\n"
                    "       return 255.0;\n"
                    "   } else if (x < 172.2021990097892) {\n"
                    "       return colormap_b2(x);\n"
                    "   } else {\n"
                    "       return colormap_low(x);\n"
                    "   }\n"
                    "}\n"
                    "\n"
                    "// B1 - 255 = 0\n"
                    "// => [x=43.15291462916737,x=258.0102040408121]\n"
                    "\n"
                    "// R1 - low = 0\n"
                    "// => [x=86.01791713538523,x=255.8961027639475]\n"
                    "\n"
                    "// G1 - 255 = 0\n"
                    "// => [x=129.1625547389263,x=258.1003299995292]\n"
                    "\n"
                    "// B2 - low = 0\n"
                    "// => [x=172.2021990097892,x=248.7957319298701]\n"
                    "\n"
                    "// R2 - 255 = 0\n"
                    "// => [x=215.6804047700857,x=253.6941391396688]\n"
                    "\n"
                    "// low(86.01791713538523) = 84.9047112396\n"
                    "// low(172.2021990097892) = 170.308961782\n"
                    "\n"
                    "vec4 colormap(float x) {\n"
                    "   float t = x * 255.0;\n"
                    "   float r = clamp(colormap_red(t) / 255.0, 0.0, 1.0);\n"
                    "   float g = clamp(colormap_green(t) / 255.0, 0.0, 1.0);\n"
                    "   float b = clamp(colormap_blue(t) / 255.0, 0.0, 1.0);\n"
                    "   return vec4(r, g, b, 1.0);\n"
                    "}\n");
            }
        };
 
    } // namespace IDL
} // namespace colormap