public virtual void Paint(OpenGLControlWrapper w)
{
var eye = new Vector3(0f, 0f, 0f);
var target = (Lookat - Eye).ToNear();
var up = new Vector3(Up.ToFloat());
ViewMatrix = Matrix4.LookAt(eye, target, up);
//todo
//Console.WriteLine(ViewMatrix);
GL.MatrixMode(MatrixMode.Modelview);
GL.LoadMatrix(ref ViewMatrix);
PaintInternal(w);
w.SwapBuffers();
}
public override void Paint(OpenGLControlWrapper w)
{
var e = MathHelper.DegreesToRadians(Elevation);
var a = MathHelper.DegreesToRadians(Azimuth);
var z = (float)Math.Sin(e);
var d = Math.Cos(e);
var x = (float)(Math.Cos(a) * d);
var y = (float)(Math.Sin(a) * d);
var target = new Vector3(x, y, z);
var eye = new Vector3(0f, 0f, 0f);
var up = new Vector3(0f, 0f, 1f);
ViewMatrix = Matrix4.LookAt(eye, target, up);
GL.MatrixMode(MatrixMode.Modelview); // This worked with the lookat in s/c frame
GL.LoadMatrix(ref ViewMatrix);
Satellite.Attitude.ToAxisAngle(out Vector3 axis, out float angle);
GL.Rotate(angle * 180.0f / 3.141593f, axis);
PaintInternal(w);
w.SwapBuffers();
}
