line.h File Reference

line drawing functions More...

#include "gfx.h"

Go to the source code of this file.

Defines
#define	DITHER(I, Y)   (dithpat[I][Y & 1])
	get a dithered pattern of intensity I on the screen line Y
Functions
void	surface_line (surface_t *, int x1, int y1, int x2, int y2)
	draw a line on a surface
void	line (int x1, int y1, int x2, int y2)
	draw a line on video
void	line_slow (int x1, int y1, int x2, int y2)
	draw a line on video (slow)
void	calculate_side (int x1, int y1, int x2, int y2, int low[], int high[])
	calculate a triangle side
void	hline (int x1, int y1, int x2, u_char value)
	draw horizontal line on video. value can be a bit pattern. note: x1 <= x2
void	surface_hline (surface_t *s, int x1, int y1, int x2, u_char value)
	draw horizontal line on surface. value can be a bit pattern. note: x1 <= x2

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Detailed Description

line drawing functions

Definition in file line.h.

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