public override uint MouseDown(MouseEventArgs e, I3DControl control)
{
if (OpenTK.Input.Keyboard.GetState().IsKeyDown(OpenTK.Input.Key.ControlLeft) &&
e.Button == MouseButtons.Right &&
control.PickingDepth != control.ZFar)
{
float delta = control.PickingDepth + control.CameraDistance;
control.CameraTarget -= Vector3.UnitX * (float)Math.Sin(control.CamRotX) * (float)Math.Cos(control.CamRotY) * delta;
control.CameraTarget += Vector3.UnitY * (float)Math.Sin(control.CamRotY) * delta;
control.CameraTarget += Vector3.UnitZ * (float)Math.Cos(control.CamRotX) * (float)Math.Cos(control.CamRotY) * delta;
Vector2 normCoords = control.NormMouseCoords(e.Location.X, e.Location.Y);
float factoffX = (float)(-normCoords.X * control.PickingDepth) * control.FactorX;
float factoffY = (float)(-normCoords.Y * control.PickingDepth) * control.FactorY;
control.CameraTarget += Vector3.UnitX * (float)Math.Cos(control.CamRotX) * factoffX;
control.CameraTarget -= Vector3.UnitX * (float)Math.Sin(control.CamRotX) * (float)Math.Sin(control.CamRotY) * factoffY;
control.CameraTarget -= Vector3.UnitY * (float)Math.Cos(control.CamRotY) * factoffY;
control.CameraTarget += Vector3.UnitZ * (float)Math.Sin(control.CamRotX) * factoffX;
control.CameraTarget += Vector3.UnitZ * (float)Math.Cos(control.CamRotX) * (float)Math.Sin(control.CamRotY) * factoffY;
}
base.MouseDown(e, control);
return(UPDATE_CAMERA);
}
public override uint MouseWheel(MouseEventArgs e, I3DControl control)
{
depth = control.PickingDepth;
float delta = ((float)e.Delta * Math.Min(0.01f, depth / 500f));
control.CameraTarget -= Vector3.UnitX * (float)Math.Sin(control.CamRotX) * (float)Math.Cos(control.CamRotY) * delta;
control.CameraTarget += Vector3.UnitY * (float)Math.Sin(control.CamRotY) * delta;
control.CameraTarget += Vector3.UnitZ * (float)Math.Cos(control.CamRotX) * (float)Math.Cos(control.CamRotY) * delta;
Vector2 normCoords = control.NormMouseCoords(e.Location.X, e.Location.Y);
float factoffX = (float)(-normCoords.X * delta) * control.FactorX;
float factoffY = (float)(-normCoords.Y * delta) * control.FactorY;
control.CameraTarget += Vector3.UnitX * (float)Math.Cos(control.CamRotX) * factoffX;
control.CameraTarget -= Vector3.UnitX * (float)Math.Sin(control.CamRotX) * (float)Math.Sin(control.CamRotY) * factoffY;
control.CameraTarget -= Vector3.UnitY * (float)Math.Cos(control.CamRotY) * factoffY;
control.CameraTarget += Vector3.UnitZ * (float)Math.Sin(control.CamRotX) * factoffX;
control.CameraTarget += Vector3.UnitZ * (float)Math.Cos(control.CamRotX) * (float)Math.Sin(control.CamRotY) * factoffY;
return(UPDATE_CAMERA);
}