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Add some more vector/quat component macros.

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This commit is contained in:
Bill Currie 2011-12-24 20:10:37 +09:00
parent cc5140e3a1
commit ce8c2e717a
1 changed files with 39 additions and 0 deletions
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39
include/QF/mathlib.h
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@ -114,6 +114,24 @@ extern const vec_t * const quat_origin;
#define VectorCompCompare(x, op, y) \
(((x)[0] op (y)[0]) && ((x)[1] op (y)[1]) && ((x)[2] op (y)[2]))
#define VectorCompare(x, y) VectorCompCompare (x, ==, y)
#define VectorCompMin(a, b, c) \
do { \
(c)[0] = min ((a)[0], (b)[0]); \
(c)[1] = min ((a)[1], (b)[1]); \
(c)[2] = min ((a)[2], (b)[2]); \
} while (0)
#define VectorCompMax(a, b, c) \
do { \
(c)[0] = max ((a)[0], (b)[0]); \
(c)[1] = max ((a)[1], (b)[1]); \
(c)[2] = max ((a)[2], (b)[2]); \
} while (0)
#define VectorCompBound(a, b, c, d) \
do { \
(d)[0] = bound ((a)[0], (b)[0], (c)[0]); \
(d)[1] = bound ((a)[1], (b)[1], (c)[1]); \
(d)[2] = bound ((a)[2], (b)[2], (c)[2]); \
} while (0)
#define VectorIsZero(a) (!(a)[0] && !(a)[1] && !(a)[2])
#define VectorZero(a) ((a)[2] = (a)[1] = (a)[0] = 0);
@ -198,6 +216,27 @@ extern const vec_t * const quat_origin;
(((x)[0] op (y)[0]) && ((x)[1] op (y)[1]) \
&& ((x)[2] op (y)[2]) && ((x)[3] op (y)[3]))
#define QuatCompare(x, y) QuatCompCompare (x, ==, y)
#define QuatCompMin(a, b, c) \
do { \
(c)[0] = min ((a)[0], (b)[0]); \
(c)[1] = min ((a)[1], (b)[1]); \
(c)[2] = min ((a)[2], (b)[2]); \
(c)[3] = min ((a)[3], (b)[3]); \
} while (0)
#define QuatCompMax(a, b, c) \
do { \
(c)[0] = max ((a)[0], (b)[0]); \
(c)[1] = max ((a)[1], (b)[1]); \
(c)[2] = max ((a)[2], (b)[2]); \
(c)[3] = max ((a)[3], (b)[3]); \
} while (0)
#define QuatCompBound(a, b, c, d) \
do { \
(d)[0] = bound ((a)[0], (b)[0], (c)[0]); \
(d)[1] = bound ((a)[1], (b)[1], (c)[1]); \
(d)[2] = bound ((a)[2], (b)[2], (c)[2]); \
(d)[3] = bound ((a)[3], (b)[3], (c)[3]); \
} while (0)
#define QuatIsZero(a) (!(a)[0] && !(a)[1] && !(a)[2] && !(a)[3])
#define QuatZero(a) ((a)[3] = (a)[2] = (a)[1] = (a)[0] = 0);