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Defines
#define	NRRD_CELL_POS(min, max, size, idx) AIR_AFFINE(0, (idx) + 0.5, (size), (min), (max))
#define	NRRD_NODE_POS(min, max, size, idx) AIR_AFFINE(0, (idx), (size)-1, (min), (max))
#define	NRRD_POS(center, min, max, size, idx)
#define	NRRD_CELL_IDX(min, max, size, pos) (AIR_AFFINE((min), (pos), (max), 0, (size)) - 0.5)
#define	NRRD_NODE_IDX(min, max, size, pos) AIR_AFFINE((min), (pos), (max), 0, (size)-1)
#define	NRRD_IDX(center, min, max, size, pos)
#define	NRRD_SPACING(center, min, max, size)
#define	NRRD_COORD_UPDATE(coord, size, dim)
#define	NRRD_COORD_INCR(coord, size, dim, idx)
#define	NRRD_INDEX_GEN(I, coord, size, dim)
#define	NRRD_COORD_GEN(coord, size, dim, I)

Define Documentation

#define NRRD_CELL_IDX	(	min,
		max,
		size,
		pos
	)	(AIR_AFFINE((min), (pos), (max), 0, (size)) - 0.5)

#define NRRD_CELL_POS	(	min,
		max,
		size,
		idx
	)	AIR_AFFINE(0, (idx) + 0.5, (size), (min), (max))

#define NRRD_COORD_GEN	(	coord,
		size,
		dim,
		I
	)

Value:

do {                                          \
  unsigned int d;                             \
  for (d=0; d<=(dim)-1; d++) {                \
    (coord)[d] = I % (size)[d];               \
    I /= (size)[d];                           \
  }                                           \
} while (0)

#define NRRD_COORD_INCR	(	coord,
		size,
		dim,
		idx
	)

Value:

do {                                           \
  unsigned int d;                              \
  for (d=idx, (coord)[d]++;                    \
       d < (dim)-1 && (coord)[d] == (size)[d]; \
       d++) {                                  \
    (coord)[d] = 0;                            \
    (coord)[d+1]++;                            \
  }                                            \
} while (0)

#define NRRD_COORD_UPDATE	(	coord,
		size,
		dim
	)

Value:

do {                                           \
  unsigned int d;                              \
  for (d=0;                                    \
       d < (dim)-1 && (coord)[d] == (size)[d]; \
       d++) {                                  \
    (coord)[d] = 0;                            \
    (coord)[d+1]++;                            \
  }                                            \
} while (0)

#define NRRD_IDX	(	center,
		min,
		max,
		size,
		pos
	)

Value:

(nrrdCenterCell == (center)                         \
   ? NRRD_CELL_IDX((min), (max), (size), (pos))  \
   : NRRD_NODE_IDX((min), (max), (size), (pos)))

#define NRRD_INDEX_GEN	(	I,
		coord,
		size,
		dim
	)

Value:

do {                                          \
  int d;                                      \
  for (d=(dim)-1, (I)=(coord)[d--];           \
       d >= 0;                                \
       d--) {                                 \
    (I) = (coord)[d] + (size)[d]*(I);         \
  }                                           \
} while (0)

#define NRRD_NODE_IDX	(	min,
		max,
		size,
		pos
	)	AIR_AFFINE((min), (pos), (max), 0, (size)-1)

#define NRRD_NODE_POS	(	min,
		max,
		size,
		idx
	)	AIR_AFFINE(0, (idx), (size)-1, (min), (max))

#define NRRD_POS	(	center,
		min,
		max,
		size,
		idx
	)

Value:

(nrrdCenterCell == (center)                         \
   ? NRRD_CELL_POS((min), (max), (size), (idx))  \
   : NRRD_NODE_POS((min), (max), (size), (idx)))

#define NRRD_SPACING	(	center,
		min,
		max,
		size
	)

Value:

(nrrdCenterCell == center                        \
   ? ((max) - (min))/(size)                        \
   : ((max) - (min))/((size) - 1))                 \

Defines

Define Documentation