/// <summary>
/// Saves the <see cref="Viewport3D"/> to left/right bitmap files.
/// </summary>
/// <param name="view">The viewport.</param>
/// <param name="fileName">Name of the file. "_L" and "_R" will be appended to the file name.</param>
/// <param name="stereoBase">The stereo base.</param>
/// <param name="background">The background brush.</param>
/// <param name="m">The oversampling multiplier.</param>
public static void SaveStereoBitmap(this Viewport3D view, string fileName, double stereoBase, Brush background = null, int m = 1)
{
var extension = System.IO.Path.GetExtension(fileName);
var directory = System.IO.Path.GetDirectoryName(fileName) ?? string.Empty;
var name = System.IO.Path.GetFileNameWithoutExtension(fileName) ?? string.Empty;
var leftFileName = System.IO.Path.Combine(directory, name) + "_L" + extension;
var rightFileName = System.IO.Path.Combine(directory, name) + "_R" + extension;
var centerCamera = view.Camera as PerspectiveCamera;
var leftCamera = new PerspectiveCamera();
var rightCamera = new PerspectiveCamera();
StereoHelper.UpdateStereoCameras(centerCamera, leftCamera, rightCamera, stereoBase);
// save the left image
using (var stream = File.Create(leftFileName))
{
view.Camera = leftCamera;
view.SaveBitmap(stream, background, m);
}
// save the right image
using (var stream = File.Create(rightFileName))
{
view.Camera = rightCamera;
view.SaveBitmap(stream, background, m);
}
// restore original camera
view.Camera = centerCamera;
}
/// <summary>
/// Updates the cameras.
/// </summary>
public void UpdateCameras()
{
StereoHelper.UpdateStereoCameras(
this.Camera,
this.LeftCamera,
this.RightCamera,
this.StereoBase,
this.CrossViewing,
this.CopyUpVector,
this.CopyDirectionVector);
}