line.h File Reference

Go to the source code of this file.

Macros
#define	INT_EXCHG(a, b)
#define	INT_SCALE(var, arg, num, den)   ((var) = MulDiv(arg, num, den))
#define	INT_CLIPLINE(x1, y1, x2, y2, XMIN, YMIN, XMAX, YMAX, WHEN_OUTSIDE, WHEN_CLIPPED, WHEN_SWAPPED)
#define	FL_EXCHG(a, b)
#define	FL_SCALE(var, arg, num, den)   ((var) = ((arg) * (num)) / (den))
#define	FL_CLIPLINE(x1, y1, x2, y2, XMIN, YMIN, XMAX, YMAX, WHEN_OUTSIDE, WHEN_CLIPPED, WHEN_SWAPPED)

Macro Definition Documentation

#define FL_CLIPLINE	(		x1,
			y1,
			x2,
			y2,
			XMIN,
			YMIN,
			XMAX,
			YMAX,
			WHEN_OUTSIDE,
			WHEN_CLIPPED,
			WHEN_SWAPPED
	)

Definition at line 103 of file line.h.

#define FL_EXCHG	(		a,
			b
	)

Value:

do {                                                 \
    float __temp__ = (a);                                                 \
    (a) = (b);                                                          \
    (b) = __temp__;                                                     \
} while(0)

Definition at line 95 of file line.h.

#define FL_SCALE	(		var,
			arg,
			num,
			den
	)		((var) = ((arg) * (num)) / (den))

Definition at line 101 of file line.h.

#define INT_CLIPLINE	(		x1,
			y1,
			x2,
			y2,
			XMIN,
			YMIN,
			XMAX,
			YMAX,
			WHEN_OUTSIDE,
			WHEN_CLIPPED,
			WHEN_SWAPPED
	)

Definition at line 28 of file line.h.

#define INT_EXCHG	(		a,
			b
	)

Value:

do {                                              \
    int __temp__ = (a);                                                 \
    (a) = (b);                                                          \
    (b) = __temp__;                                                     \
} while(0)

Definition at line 19 of file line.h.

#define INT_SCALE	(		var,
			arg,
			num,
			den
	)		((var) = MulDiv(arg, num, den))

Definition at line 26 of file line.h.