drawline.c File Reference

Draw a black antialiased line. More...

#include <math.h>
#include "drawline.h"

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Defines
#define	PIXEL_STRIDE   3
#define	SWAP(A, B)
Functions
void	DrawLine (uint32_t *Image, int Width, int Height, float x1, float y1, float x2, float y2, const float *Color)
	Draw an antialiased line.

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Detailed Description

Draw a black antialiased line.

Author:

Pascal Getreuer <getreuer@gmail.com>

Copyright (c) 2010-2011, Pascal Getreuer All rights reserved.

This program is free software: you can use, modify and/or redistribute it under the terms of the simplified BSD License. You should have received a copy of this license along this program. If not, see <http://www.opensource.org/licenses/bsd-license.html>.

Definition in file drawline.c.

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Define Documentation

#define PIXEL_STRIDE   3

Definition at line 19 of file drawline.c.

#define SWAP	(		A,
			B
	)

Value:

Temp = A; \
    A = B; \
    B = Temp;

Definition at line 21 of file drawline.c.

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Function Documentation

void DrawLine	(	uint32_t *	Image,
		int	Width,
		int	Height,
		float	x1,
		float	y1,
		float	x2,
		float	y2,
		const float *	Color
	)

Draw an antialiased line.

Parameters:

Image	image to draw on
Width,Height	image dimensions
x1,y1,x2,y2	line coordinates
Color	RGB color of the line

Definition at line 59 of file drawline.c.

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