42 lines
1.3 KiB
C++
42 lines
1.3 KiB
C++
#pragma once
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#include <string>
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#include <cstdint>
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using u8 = uint8_t;
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/// Represents a 3-channel color value, with Red, Green and Blue components.
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class Color3 {
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public:
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u8 r; // Red value 0-255
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u8 g; // Green value 0-255
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u8 b; // Blue value 0-255
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public:
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/// Explicitly constructs a Color3 from the given Red, Green, and Blue values.
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Color3(u8 R, u8 G, u8 B);
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/// Returns a Color3 parsed from the given hexadecimal string.
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static Color3 FromHex(const std::string& hexCode);
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static Color3 FromHSL(u8 hue, u8 saturation, u8 lightness);
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Color3() = default;
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public:
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/// Returns a Color3 that is somewhere in-between this and the given Color3, determined by the alpha [0-1].
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Color3 Lerp(const Color3& rhs, float t) const;
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/// Returns the red channel [0-255].
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u8 RedChannel () const;
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/// Returns the green channel [0-255].
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u8 GreenChannel() const;
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/// Returns the blue channel [0-255].
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u8 BlueChannel () const;
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/// Returns the red channel normalized from [0-255] to [0-1].
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float RedChannelNormalized () const;
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/// Returns the green channel normalized from [0-255] to [0-1].
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float GreenChannelNormalized() const;
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/// Returns the blue channel normalized from [0-255] to [0-1].
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float BlueChannelNormalized() const;
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u8* ptr();
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[[nodiscard]] const u8* ptr() const;
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}; |