Ocean.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 Ocean : public Colormap
        {
        private:
            class Wrapper : public WrapperBase
            {
            public:
#ifdef float
#error "TODO"
#endif
#define float local_real_t
#include "../../../../shaders/glsl/IDL_Ocean.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("Ocean");
            }
 
            std::string getCategory() const override
            {
                return std::string("IDL");
            }
 
            std::string getSource() const override
            {
                return std::string(
                           "float colormap_red(float x) {\n"
                           "    if (x < 0.84121424085) {\n"
                           "        const float pi = 3.141592653589793238462643383279502884197169399;\n"
                           "        const float a = 92.39421034238549;\n"
                           "        const float b = 88.02925388837211;\n"
                           "        const float c = 0.5467741159150409;\n"
                           "        const float d = 0.03040219113949284;\n"
                           "        return a * sin(2.0 * pi / c * (x - d)) + b;\n"
                           "    } else {\n"
                           "        return 105.0;\n"
                           "    }\n"
                           "}\n"
                           "\n"
                           "float colormap_green(float x) {\n"
                           "    if (x < 0.84121424085) {\n"
                           "        const float pi = 3.141592653589793238462643383279502884197169399;\n"
                           "        const float a = 92.44399971120093;\n"
                           "        const float b = 22.7616696017667;\n"
                           "        const float c = 0.3971750420482239;\n"
                           "        const float d = 0.1428144080827581;\n"
                           "        const float e = 203.7220396611977;\n"
                           "        const float f = 49.51517183258432;\n"
                           "        float v = (a * x + b) * sin(2.0 * pi / c * (x + d)) + (e * x + f);\n"
                           "        if (v > 255.0) {\n"
                           "            return 255.0 - (v - 255.0);\n"
                           "        } else {\n"
                           "            return v;\n"
                           "        }\n"
                           "    } else {\n"
                           "        return 246.0;\n"
                           "    }\n"
                           "}\n"
                           "\n"
                           "float colormap_blue(float x) {\n"
                           "    if (x < 0.84121424085) {\n"
                           "        const float pi = 3.141592653589793238462643383279502884197169399;\n"
                           "        const float a = 251.0868719483008;\n"
                           "        const float b = 0.5472498585835275;\n"
                           "        const float c = 0.02985857858149428;\n"
                           "        const float d = 225.9495771701237;\n"
                           "        float v = a * sin(2.0 * pi / b * (x - c)) + d;\n"
                           "        if (v > 255.0) {\n"
                           "            return 255.0 - (v - 255.0);\n"
                           "        } else if (v < 0.0) {\n"
                           "            return -v;\n"
                           "        } else {\n"
                           "            return v;\n"
                           "        }\n"
                           "    } else {\n"
                           "        return 234.0;\n"
                           "    }\n"
                           "}\n"
                           "\n"
                           "// R1 - 105 = 0\n"
                           "// => 0.8344881408181015\n"
                           "\n"
                           "// B1 - 234 = 0\n"
                           "// => 0.847940340889657\n"
                           "\n"
                           "vec4 colormap(float x) {\n"
                           "    float r = clamp(colormap_red(x) / 255.0, 0.0, 1.0);\n"
                           "    float g = clamp(colormap_green(x) / 255.0, 0.0, 1.0);\n"
                           "    float b = clamp(colormap_blue(x) / 255.0, 0.0, 1.0);\n"
                           "    return vec4(r, g, b, 1.0);\n"
                           "}\n"
                       );
            }
        };
 
    } // namespace IDL
} // namespace colormap