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Add Mat4Blend macro.

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This commit is contained in:
Bill Currie 2012-05-14 07:57:22 +09:00
parent a938c7fb14
commit c694b9f77e
1 changed files with 11 additions and 4 deletions
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15
include/QF/mathlib.h
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@ -509,10 +509,17 @@ extern const vec_t *const quat_origin;
a[15] = a[10] = a[5] = a[0] = 1; \
} while (0)
#define Mat4Expand(a) \
QuatExpand (a + 0), \
QuatExpand (a + 4), \
QuatExpand (a + 8), \
QuatExpand (a + 12)
QuatExpand ((a) + 0), \
QuatExpand ((a) + 4), \
QuatExpand ((a) + 8), \
QuatExpand ((a) + 12)
#define Mat4Blend(m1,m2,b,m) \
do { \
QuatBlend ((m1) + 0, (m2) + 0, (b), (m) + 0); \
QuatBlend ((m1) + 4, (m2) + 4, (b), (m) + 4); \
QuatBlend ((m1) + 8, (m2) + 8, (b), (m) + 8); \
QuatBlend ((m1) + 12, (m2) + 12, (b), (m) + 12); \
} while (0)
#define qfrandom(MAX) ((float) MAX * (rand() * (1.0 / (RAND_MAX + 1.0))))