[vtkusers] [FIX] "vtkWindowToImageFilter" ignores "vtkCamera::UseHorizontalViewAngle" in VTK 5.4.2

[groups at dietschi.net]

Hi VTK users,

I just found a bug in "vtkWindowToImageFilter" which does lead to an
mis-rendered image if  "vtkCamera::UseHorizontalViewAngle" == true.

This little patch fixes this:

Index: vtk/Rendering/vtkWindowToImageFilter.cxx
===================================================================
--- vtk/Rendering/vtkWindowToImageFilter.cxx	(revision 1188)
+++ vtk/Rendering/vtkWindowToImageFilter.cxx	(working copy)
@@ -296,6 +296,7 @@
      cam->SetFocalDisk(cams[i]->GetFocalDisk());
      cam->SetUserTransform(cams[i]->GetUserTransform());
      cam->SetViewShear(cams[i]->GetViewShear());
+
+ cam->SetUseHorizontalViewAngle(cams[i]->GetUseHorizontalViewAngle());
      aren->SetActiveCamera(cam);
      }


Kind regards,

Michael Dietschi
Senior Software-Engineer

ProgTec GmbH
Tiefenackerstrasse 49
CH-9450 Altstätten

Phone:	+41 (0) 71 755 84 46
Fax: 	+41 (0) 71 755 83 82
E-Mail: mdietschi at progtec.ch