private void GetWorldToViewportMatrixButton_OnClick(object sender, RoutedEventArgs e) { Matrix3D worldToViewportMatrix = Matrix3D.Identity; bool success = _selectedCamera.GetWorldToViewportMatrix(ref worldToViewportMatrix, forceMatrixRefresh: true); MessageBox.Show(string.Format(System.Globalization.CultureInfo.InvariantCulture, "Calling:\r\nGetWorldToViewportMatrix():\r\n\r\nResult:\r\nworldToViewportMatrix:\r\n{0}", Ab3d.Utilities.Dumper.GetMatrix3DText(worldToViewportMatrix))); }