/// <summary>
/// Creates an isometric camera
/// </summary>
/// <param name="axis">Isometric axis</param>
/// <param name="interest">Interest point</param>
/// <param name="distance">Distance from viewer to interest point</param>
/// <returns>Returns the new camera</returns>
public static Camera CreateIsometric(IsometricAxis axis, Vector3 interest, float distance)
{
Camera cam = new Camera();
cam.SetIsometric(axis, interest, distance);
return(cam);
}
/// <summary>
/// Sets camera to isometric mode
/// </summary>
/// <param name="axis">Isometrix axis</param>
/// <param name="newInterest">Interest point</param>
/// <param name="distance">Distance to interest point from viewer point</param>
private void SetIsometric(IsometricAxis axis, Vector3 newInterest, float distance)
{
this.StopTranslations();
Vector3 tmpPosition = Vector3.Zero;
if (axis == IsometricAxis.NW)
{
tmpPosition = new Vector3(1, 1, 1);
this.isoMetricForward = new Vector3(-1f, 0f, -1f);
this.isoMetricBackward = new Vector3(1f, 0f, 1f);
this.isoMetricLeft = new Vector3(1f, 0f, -1f);
this.isoMetricRight = new Vector3(-1f, 0f, 1f);
}
else if (axis == IsometricAxis.NE)
{
tmpPosition = new Vector3(-1, 1, 1);
this.isoMetricForward = new Vector3(1f, 0f, -1f);
this.isoMetricBackward = new Vector3(-1f, 0f, 1f);
this.isoMetricLeft = new Vector3(1f, 0f, 1f);
this.isoMetricRight = new Vector3(-1f, 0f, -1f);
}
else if (axis == IsometricAxis.SW)
{
tmpPosition = new Vector3(1, 1, -1);
this.isoMetricForward = new Vector3(-1f, 0f, 1f);
this.isoMetricBackward = new Vector3(1f, 0f, -1f);
this.isoMetricLeft = new Vector3(-1f, 0f, -1f);
this.isoMetricRight = new Vector3(1f, 0f, 1f);
}
else if (axis == IsometricAxis.SE)
{
tmpPosition = new Vector3(-1, 1, -1);
this.isoMetricForward = new Vector3(1f, 0f, 1f);
this.isoMetricBackward = new Vector3(-1f, 0f, -1f);
this.isoMetricLeft = new Vector3(-1f, 0f, 1f);
this.isoMetricRight = new Vector3(1f, 0f, -1f);
}
this.mode = CameraModes.FreeIsometric;
this.isometricAxis = axis;
this.Position = Vector3.Normalize(tmpPosition) * distance;
this.Position += newInterest;
this.Interest = newInterest;
}
