grayscale_banded.h

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/**
 * This file was automatically created with "create_c++_header.sh".
 * Do not edit manually.
 */
#pragma once
#include "../../colormap.h"
 
namespace colormap
{
    namespace transform
    {
 
        class GrayscaleBanded : public Colormap
        {
        private:
            class Wrapper : public WrapperBase
            {
            public:
#ifdef float
#error "TODO"
#endif
#define float local_real_t
#include "../../../../shaders/glsl/transform_grayscale_banded.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("grayscale_banded");
            }
 
            std::string getCategory() const override
            {
                return std::string("transform");
            }
 
            std::string getSource() const override
            {
                return std::string(
                           "vec4 colormap(float x) {\n"
                           "    float v = cos(133.0 * x) * 28.0 + 230.0 * x + 27.0;\n"
                           "    if (v > 255.0) {\n"
                           "        v = 510.0 - v;\n"
                           "    }\n"
                           "    v = v / 255.0;\n"
                           "    return vec4(v, v, v, 1.0);\n"
                           "}\n"
                       );
            }
        };
 
    } // namespace transform
} // namespace colormap