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Add a PARAMS_PACK macro for building actor params setters (#2304)

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Tharo 2024-11-24 03:19:12 +00:00 committed by GitHub
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commit e10c64a0b4
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include/z64actor.h
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@ -748,6 +748,10 @@ typedef struct NpcInteractInfo {
#define PARAMS_GET_NOSHIFT(p, s, n) \ #define PARAMS_GET_NOSHIFT(p, s, n) \
((p) & (NBITS_TO_MASK(n) << (s))) ((p) & (NBITS_TO_MASK(n) << (s)))
// Moves the `n`-bit value `p` to bit position `s` for building actor parameters by OR-ing these together
#define PARAMS_PACK(p, s, n) \
(((p) & NBITS_TO_MASK(n)) << (s))
// Generates a bitmask for bit position `s` of length `n` // Generates a bitmask for bit position `s` of length `n`
#define PARAMS_MAKE_MASK(s, n) PARAMS_GET_NOSHIFT(~0, s, n) #define PARAMS_MAKE_MASK(s, n) PARAMS_GET_NOSHIFT(~0, s, n)