46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
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#ifndef COLOR_H
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#define COLOR_H
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struct Color {
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// Components
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float r, g, b;
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// Enum for readability
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enum Channel { R, G, B };
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// Constructor
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Color() : r(0), g(0), b(0) {}
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Color(float r, float g, float b) : r(r), g(g), b(b) {}
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// Access operators
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float &operator[](int channel);
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float const &operator[](int channel) const;
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};
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// Comparison operators
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bool operator==(Color const &left, Color const &right);
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bool operator!=(Color const &left, Color const &right);
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// Arithmetic operators
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Color operator+(Color const &left, Color const &right);
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Color operator-(Color const &right);
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Color operator-(Color const &left, Color const &right);
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Color operator*(Color const &left, float right);
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Color operator*(float left, Color const &right);
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Color operator*(Color const &left, Color const &right);
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Color operator/(Color const &left, float right);
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Color operator/(Color const &left, Color const &right);
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// Assignment operators
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Color &operator+=(Color &left, Color const &right);
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Color &operator-=(Color &left, Color const &right);
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Color &operator*=(Color &left, float right);
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Color &operator/=(Color &left, float right);
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// Useful functions
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Color clamped(Color const &c);
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void clamp(Color *c);
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#endif
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