private void drawQuad(int x, int y, int h, int w, float color[], float alpha) { GL11.glColor4f(color[0], color[1], color[2], alpha); // draw quad GL11.glBegin(GL11.GL_QUADS); GL11.glVertex2f(x, y); GL11.glVertex2f(x + w, y); GL11.glVertex2f(x + w, y + h); GL11.glVertex2f(x, y + h); GL11.glEnd(); }
private void drawCircle(double x, double y, int radius, float color[], float alpha) { GL11.glColor4f(color[0], color[1], color[2], alpha); float incr = (float) (2 * Math.PI / slices); /*xCoord = xCoord + radius; yCoord = yCoord + radius;*/ GL11.glBegin(GL11.GL_TRIANGLE_FAN); for (int i = 0; i < slices; i++) { float angle = incr * i; float Xc = (float) (x + Math.cos(angle) * radius); float Yc = (float) (y + Math.sin(angle) * radius); GL11.glVertex2f(Xc, Yc); } GL11.glEnd(); }