示例#1
0
int main(){
	Point P[5];
	P[0].x = 50;
	P[0].y = 50;
	P[1].x = 100;
	P[1].y = 100;
	P[2].x = 150;
	P[2].y = 50;
	P[3].x = 140;
	P[3].y = 150;
	P[4].x = 60;
	P[4].y = 150;
	
	set_mode(VGA_256_COLOR_MODE);
	line_bresenham(P[0],P[1],2);
	line_bresenham(P[1],P[2],2);
	line_bresenham(P[2],P[3],2);
	line_bresenham(P[3],P[4],2);
	line_bresenham(P[4],P[0],2);
	scanline(P,5,100);
	getch();

	set_mode(TEXT_MODE);
	
	return 0;
}
示例#2
0
文件: point.c 项目: keyring/point
void line(struct point start, struct point end, struct color line_color, struct paint *painter)
{
    /* dda */
//    line_dda(start, end, line_color, painter);

    /* mid point  */
//    line_midpoint(start, end, line_color, painter);

    /* bresenham   */
    line_bresenham(start, end, line_color, painter);
}
示例#3
0
void main(){
	int color;
	int clip1X, clip1Y, clip2X, clip2Y;
	int end1X, end1Y, end2X, end2Y, retval;
	
	srand(*my_clock);
	set_mode(VGA_256_COLOR_MODE);
	
//	color=rand()%NUM_COLORS;
	color=175;
	
//	membuat view (kotak)
	line_bresenham(KIRI,ATAS,KANAN,ATAS,color);
	line_bresenham(KANAN,ATAS,KANAN,BAWAH,color);
	line_bresenham(KANAN,BAWAH,KIRI,BAWAH,color);
	line_bresenham(KIRI,BAWAH,KIRI,ATAS,color);
	
//	garis pemotong 1
	clip1X = clip1Y = clip2X = clip2Y = 0;
	
	end1X = 130; end1Y = 30; end2X = 150; end2Y = 150;
	line_bresenham(end1X,end1Y,end2X,end2Y,color);
	retval = clipLine(end1X,end1Y,end2X,end2Y,&clip1X,&clip1Y,&clip2X,&clip2Y);
	if(retval) {
		line_bresenham(clip1X,clip1Y,clip2X,clip2Y,color-99);
	}
	
//	garis pemotong 2
	end1X = 50; end1Y = 90; end2X = 215; end2Y = 90;
	line_bresenham(end1X,end1Y,end2X,end2Y,color);
	retval = clipLine(end1X,end1Y,end2X,end2Y,&clip1X,&clip1Y,&clip2X,&clip2Y);
	if(retval) {
		line_bresenham(clip1X,clip1Y,clip2X,clip2Y,color-99);
	}
	
//	garis tak memotong
	end1X = 200; end1Y = 15; end2X = 200; end2Y = 170;
	line_bresenham(end1X,end1Y,end2X,end2Y,color);
	retval = clipLine(end1X,end1Y,end2X,end2Y,&clip1X,&clip1Y,&clip2X,&clip2Y);
	if(retval) {
		line_bresenham(clip1X,clip1Y,clip2X,clip2Y,color-99);
	}
	
//	garis memotong di dalam (trivial accept)
	end1X = KANAN; end1Y = ATAS; end2X = KIRI; end2Y = BAWAH;
	line_bresenham(end1X,end1Y,end2X,end2Y,color);
	retval = clipLine(end1X,end1Y,end2X,end2Y,&clip1X,&clip1Y,&clip2X,&clip2Y);
	if(retval) {
		line_bresenham(clip1X,clip1Y,clip2X,clip2Y,color-99);
	}
	
	sleep(2);	
	set_mode(TEXT_MODE);
	return;
}