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- use constexpr for translation utilities

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This commit is contained in:
Christoph Oelckers 2020-08-15 10:22:07 +02:00
parent c3ddde02b2
commit a690f44fc8
1 changed files with 9 additions and 6 deletions
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15
source/common/engine/palettecontainer.h
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@ -59,19 +59,22 @@ private:
};
#define TRANSLATION_SHIFT 16
#define TRANSLATION_MASK ((1<<TRANSLATION_SHIFT)-1)
#define TRANSLATIONTYPE_MASK (255<<TRANSLATION_SHIFT)
enum
{
TRANSLATION_SHIFT = 16,
TRANSLATION_MASK = ((1 << TRANSLATION_SHIFT) - 1),
TRANSLATIONTYPE_MASK = (255 << TRANSLATION_SHIFT)
};
inline uint32_t TRANSLATION(uint8_t a, uint32_t b)
inline constexpr uint32_t TRANSLATION(uint8_t a, uint32_t b)
{
return (a << TRANSLATION_SHIFT) | b;
}
inline int GetTranslationType(uint32_t trans)
inline constexpr int GetTranslationType(uint32_t trans)
{
return (trans & TRANSLATIONTYPE_MASK) >> TRANSLATION_SHIFT;
}
inline int GetTranslationIndex(uint32_t trans)
inline constexpr int GetTranslationIndex(uint32_t trans)
{
return (trans & TRANSLATION_MASK);
}