altitude.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 kbinani
    {
 
        class Altitude : public Colormap
        {
        private:
            class Wrapper : public WrapperBase
            {
            public:
#ifdef float
#error "TODO"
#endif
#define float local_real_t
#include "../../../../shaders/glsl/kbinani_altitude.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("altitude");
            }
 
            std::string
            getCategory() const override
            {
                return std::string("kbinani");
            }
 
            std::string
            getSource() const override
            {
                return std::string(
                    "float colormap_func(float x, float a, float c, float d, float e, float f, "
                    "float g) {\n"
                    "   x = 193.0 * clamp(x, 0.0, 1.0);\n"
                    "    return a * exp(-x * x / (2.0 * c * c)) + ((d * x + e) * x + f) * x + g;\n"
                    "}\n"
                    "\n"
                    "vec4 colormap(float x) {\n"
                    "    float r = colormap_func(x, 48.6399, 13.3443, 0.00000732641, -0.00154886, "
                    "-0.211758, 83.3109);\n"
                    "    float g = colormap_func(x, 92.7934, 9.66818, 0.00000334955, -0.000491041, "
                    "-0.189276, 56.8844);\n"
                    "    float b = colormap_func(x, 43.4277, 8.92338, 0.00000387675, -0.00112176, "
                    "0.0373863, 15.9435);\n"
                    "    return vec4(r / 255.0, g / 255.0, b / 255.0, 1.0);\n"
                    "}\n");
            }
        };
 
    } // namespace kbinani
} // namespace colormap