C++ Code to draw an isosagon using the SFML library.

gistfile1.txt

int points = 20;
double totRads = 2 * 3.14159;
double angle = totRads / points;
int r = 200;
int pointNum = 1;
int originY = 300;
int originX = 300;

glBegin(GL_LINE_LOOP);
for(int i = 1; i <= points; i++){
	int x = r*cos(angle * pointNum) + originX;
	int y = r*sin(angle * pointNum) + originY;
		glColor3d(200,0,0);						
		glVertex2d(x, y);	
	pointNum++;
}
glEnd();