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Diffstat (limited to 'lib/nes/util/rgb.hh')
| -rw-r--r-- | lib/nes/util/rgb.hh | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/lib/nes/util/rgb.hh b/lib/nes/util/rgb.hh new file mode 100644 index 0000000..d62c70c --- /dev/null +++ b/lib/nes/util/rgb.hh @@ -0,0 +1,33 @@ +#pragma once + +#include <cstdint> + +namespace nes +{ + /// An RGB value. + class rgb + { + public: + explicit rgb() = default; + + explicit rgb(std::uint8_t const r, std::uint8_t const g, std::uint8_t const b) + : r{ r } + , g{ g } + , b{ b } + { + } + + static auto from_hex(std::uint32_t const hex) -> rgb + { + auto res = rgb{}; + res.r = (hex & 0x00FF0000) >> 16; + res.g = (hex & 0x0000FF00) >> 8; + res.b = (hex & 0x000000FF) >> 0; + return res; + } + + std::uint8_t r{ 0 }; + std::uint8_t g{ 0 }; + std::uint8_t b{ 0 }; + }; +} // namespace nes
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