Untitled

# include <stdio.h>
# include <conio.h>
# include <graphics.h>
# include <math.h>
char IncFlag;
int PolygonPoints[3][2] ={{10,100},{110,100},{110,200}};
void PolyLine()
{
int iCnt;
cleardevice();
line(0,240,640,240);
line(320,0,320,480);
for (iCnt=0; iCnt<3; iCnt++)
{
line(PolygonPoints[iCnt][0],PolygonPoints[iCnt][1],
PolygonPoints[(iCnt+1)%3][0],PolygonPoints[(iCnt+1)%3][1]);
}
}
void Reflect()
{
float Angle;
int iCnt;
int Tx,Ty;
printf("endl");;
for (iCnt=0; iCnt<3; iCnt++)
PolygonPoints[iCnt][1] = (480 - PolygonPoints[iCnt][1]);

}
void main()
{
int gDriver = DETECT, gMode;
int iCnt;
initgraph(&gDriver, &gMode, "C:\\TurboC3\\BGI");
for (iCnt=0; iCnt<3; iCnt++)
{
PolygonPoints[iCnt][0] += 320;
PolygonPoints[iCnt][1] = 240 - PolygonPoints[iCnt][1];
}
PolyLine();
getch();
Reflect();
PolyLine();
getch();