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Macros
#define	VXRES(gs) (gs->x_mod * gs->xres)

#define	VYRES(gs) (gs->y_mod * gs->yres)

#define	VROWS(gs) (int)((gs->rows - 1) / gs->y_mod)

#define	VCOLS(gs) (int)((gs->cols - 1) / gs->x_mod)

#define	DRC2OFF(gs, drow, dcol) (int)((dcol) + (drow)*gs->cols)

#define	Y2DROW(gs, py) (int)((gs->yrange - (py)) / gs->yres)

#define	X2DCOL(gs, px) (int)((px) / gs->xres)

#define	XY2OFF(gs, px, py) (int)DRC2OFF(gs, Y2DROW(gs, py), X2DCOL(gs, px))

#define	Y2VROW(gs, py) (int)((gs->yrange - (py)) / (gs->yres * gs->y_mod))

#define	X2VCOL(gs, px) (int)((px) / (gs->xres * gs->x_mod))

#define	VROW2DROW(gs, vrow) (int)(gs->y_mod * (vrow))

#define	VCOL2DCOL(gs, vcol) (int)(gs->x_mod * (vcol))

#define	DROW2Y(gs, drow) (gs->yrange - ((drow)*gs->yres))

#define	DCOL2X(gs, dcol) ((dcol)*gs->xres)

#define	VROW2Y(gs, vrow) (gs->yrange - ((vrow)gs->yres gs->y_mod))

#define	VCOL2X(gs, vcol) ((vcol)gs->xres gs->x_mod)

Macro Definition Documentation

◆ DCOL2X

#define DCOL2X	(	gs,
		dcol
	)	((dcol)*gs->xres)

Definition at line 36 of file rowcol.h.

◆ DRC2OFF

#define DRC2OFF	(	gs,
		drow,
		dcol
	)	(int)((dcol) + (drow)*gs->cols)

Definition at line 17 of file rowcol.h.

◆ DROW2Y

#define DROW2Y	(	gs,
		drow
	)	(gs->yrange - ((drow)*gs->yres))

Definition at line 35 of file rowcol.h.

◆ VCOL2DCOL

#define VCOL2DCOL	(	gs,
		vcol
	)	(int)(gs->x_mod * (vcol))

Definition at line 32 of file rowcol.h.

◆ VCOL2X

#define VCOL2X	(	gs,
		vcol
	)	((vcol)gs->xres gs->x_mod)

Definition at line 40 of file rowcol.h.

◆ VCOLS

#define VCOLS ( gs ) (int)((gs->cols - 1) / gs->x_mod)

Definition at line 14 of file rowcol.h.

◆ VROW2DROW

#define VROW2DROW	(	gs,
		vrow
	)	(int)(gs->y_mod * (vrow))

Definition at line 31 of file rowcol.h.

◆ VROW2Y

#define VROW2Y	(	gs,
		vrow
	)	(gs->yrange - ((vrow)gs->yres gs->y_mod))

Definition at line 39 of file rowcol.h.

◆ VROWS

#define VROWS ( gs ) (int)((gs->rows - 1) / gs->y_mod)

Definition at line 13 of file rowcol.h.

◆ VXRES

#define VXRES ( gs ) (gs->x_mod * gs->xres)

Definition at line 9 of file rowcol.h.

◆ VYRES

#define VYRES ( gs ) (gs->y_mod * gs->yres)

Definition at line 10 of file rowcol.h.

◆ X2DCOL

#define X2DCOL	(	gs,
		px
	)	(int)((px) / gs->xres)

Definition at line 21 of file rowcol.h.

◆ X2VCOL

#define X2VCOL	(	gs,
		px
	)	(int)((px) / (gs->xres * gs->x_mod))

Definition at line 28 of file rowcol.h.

◆ XY2OFF

#define XY2OFF	(	gs,
		px,
		py
	)	(int)DRC2OFF(gs, Y2DROW(gs, py), X2DCOL(gs, px))

Definition at line 24 of file rowcol.h.

◆ Y2DROW

#define Y2DROW	(	gs,
		py
	)	(int)((gs->yrange - (py)) / gs->yres)

Definition at line 20 of file rowcol.h.

◆ Y2VROW

#define Y2VROW	(	gs,
		py
	)	(int)((gs->yrange - (py)) / (gs->yres * gs->y_mod))

Definition at line 27 of file rowcol.h.

Macros