Eos_A.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 EosA : public Colormap
        {
        private:
            class Wrapper : public WrapperBase
            {
            public:
#ifdef float
#error "TODO"
#endif
#define float local_real_t
#include "../../../../shaders/glsl/IDL_Eos_A.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("Eos_A");
            }
 
            std::string
            getCategory() const override
            {
                return std::string("IDL");
            }
 
            std::string
            getSource() const override
            {
                return std::string(
                    "float colormap_h(float x) {\n"
                    "   if (x < 0.1151580585723306) {\n"
                    "       return (2.25507158009032E+00 * x - 1.17973110308697E+00) * x + "
                    "7.72551618145170E-01; // H1\n"
                    "   } else if (x < (9.89643667779019E-01 - 6.61604251019618E-01) / "
                    "(2.80520737708568E+00 - 1.40111938331467E+00)) {\n"
                    "       return -2.80520737708568E+00 * x + 9.89643667779019E-01; // H2\n"
                    "   } else if (x < (6.61604251019618E-01 - 4.13849520734156E-01) / "
                    "(1.40111938331467E+00 - 7.00489176507247E-01)) {\n"
                    "       return -1.40111938331467E+00 * x + 6.61604251019618E-01; // H3\n"
                    "   } else if (x < (4.13849520734156E-01 - 2.48319927251200E-01) / "
                    "(7.00489176507247E-01 - 3.49965224045823E-01)) {\n"
                    "       return -7.00489176507247E-01 * x + 4.13849520734156E-01; // H4\n"
                    "   } else {\n"
                    "       return -3.49965224045823E-01 * x + 2.48319927251200E-01; // H5\n"
                    "   }\n"
                    "}\n"
                    "\n"
                    "float colormap_v(float x) {\n"
                    "   float v = 1.0;\n"
                    "   if (x < 0.5) {\n"
                    "       v = clamp(2.10566088679245E+00 * x + 7.56360684411500E-01, 0.0, "
                    "1.0);\n"
                    "   } else {\n"
                    "       v = clamp(-1.70132918347782E+00 * x + 2.20637371757606E+00, 0.0, "
                    "1.0);\n"
                    "   }\n"
                    "   float period = 4.0 / 105.0;\n"
                    "   float len = 3.0 / 252.0;\n"
                    "   float t = mod(x + 7.0 / 252.0, period);\n"
                    "   if (0.0 <= t && t < len) {\n"
                    "       if (x < 0.12) {\n"
                    "           v = (1.87862631683169E+00 * x + 6.81498517051705E-01);\n"
                    "       } else if (x < 0.73) {\n"
                    "           v -= 26.0 / 252.0; \n"
                    "       } else {\n"
                    "           v = -1.53215278202992E+00 * x + 1.98649818445446E+00;\n"
                    "       }\n"
                    "   }\n"
                    "   return v;\n"
                    "}\n"
                    "\n"
                    "// H1 - H2 = 0\n"
                    "// => [x=-0.8359672286003642,x=0.1151580585723306]\n"
                    "\n"
                    "vec4 colormap_hsv2rgb(float h, float s, float v) {\n"
                    "   float r = v;\n"
                    "   float g = v;\n"
                    "   float b = v;\n"
                    "   if (s > 0.0) {\n"
                    "       h *= 6.0;\n"
                    "       int i = int(h);\n"
                    "       float f = h - float(i);\n"
                    "       if (i == 1) {\n"
                    "           r *= 1.0 - s * f;\n"
                    "           b *= 1.0 - s;\n"
                    "       } else if (i == 2) {\n"
                    "           r *= 1.0 - s;\n"
                    "           b *= 1.0 - s * (1.0 - f);\n"
                    "       } else if (i == 3) {\n"
                    "           r *= 1.0 - s;\n"
                    "           g *= 1.0 - s * f;\n"
                    "       } else if (i == 4) {\n"
                    "           r *= 1.0 - s * (1.0 - f);\n"
                    "           g *= 1.0 - s;\n"
                    "       } else if (i == 5) {\n"
                    "           g *= 1.0 - s;\n"
                    "           b *= 1.0 - s * f;\n"
                    "       } else {\n"
                    "           g *= 1.0 - s * (1.0 - f);\n"
                    "           b *= 1.0 - s;\n"
                    "       }\n"
                    "   }\n"
                    "   return vec4(r, g, b, 1.0);\n"
                    "}\n"
                    "\n"
                    "vec4 colormap(float x) {\n"
                    "   float h = colormap_h(clamp(x, 0.0, 1.0));\n"
                    "   float s = 1.0;\n"
                    "   float v = colormap_v(clamp(x, 0.0, 1.0));\n"
                    "   return colormap_hsv2rgb(h, s, v);\n"
                    "}\n");
            }
        };
 
    } // namespace IDL
} // namespace colormap