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Added fixed-points types needed by 3D engine (oops, added some macros I had forgotten).

This commit is contained in:
thoduv 2007-01-24 21:04:00 +00:00
parent 256a3336c4
commit 0a0e08f938
1 changed files with 4 additions and 1 deletions
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5
desmume/src/types.h
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@ -87,18 +87,21 @@ typedef s16 t16;
#define inttot16(n) ((n) << 4)
#define t16toint(n) ((n) >> 4)
#define floattot16(n) ((t16)((n) * (1 << 4)))
#define t16ofloat(n) (((float)(n)) / (float)(1<<4))
typedef s16 v16;
#define inttov16(n) ((n) << 12)
#define f32tov16(n) (n)
#define floattov16(n) ((v16)((n) * (1 << 12)))
#define v16toint(n) ((n) >> 12)
#define floattov16(n) ((v16)((n) * (1 << 12)))
#define v16tofloat(n) (((float)(n)) / (float)(1<<12))
typedef s16 v10;
#define inttov10(n) ((n) << 9)
#define f32tov10(n) ((v10)(n >> 3))
#define v10toint(n) ((n) >> 9)
#define floattov10(n) ((v10)((n) * (1 << 9)))
#define v10tofloat(n) (((float)(n)) / (float)(1<<9))
/*----------------------*/