From 10ec7dc09aeea303fdc6a30449ec69de2f2ccd88 Mon Sep 17 00:00:00 2001
From: schaerer <schaerer>
Date: Wed, 10 Mar 2010 15:36:26 +0000
Subject: [PATCH] added functionality for OBJ meshes. Untested.

---
 vv/qt_ui/vvMainWindow.ui |  2 +-
 vv/vvMainWindow.cxx      |  7 ++++---
 vv/vvMesh.cxx            | 31 ++++++++++++++++++++++++++-----
 vv/vvMeshReader.cxx      |  1 +
 4 files changed, 32 insertions(+), 9 deletions(-)

diff --git a/vv/qt_ui/vvMainWindow.ui b/vv/qt_ui/vvMainWindow.ui
index 40a599a..b5b4ac5 100644
--- a/vv/qt_ui/vvMainWindow.ui
+++ b/vv/qt_ui/vvMainWindow.ui
@@ -1035,7 +1035,7 @@
      <normaloff>:/new/prefix1/icons/open.png</normaloff>:/new/prefix1/icons/open.png</iconset>
    </property>
    <property name="text">
-    <string>Open VTK contour</string>
+    <string>Open VTK or OBJ contour</string>
    </property>
   </action>
   <action name="actionNavigation_Help">
diff --git a/vv/vvMainWindow.cxx b/vv/vvMainWindow.cxx
index 871fb4b..1dbd8e4 100644
--- a/vv/vvMainWindow.cxx
+++ b/vv/vvMainWindow.cxx
@@ -3,8 +3,8 @@
   Program:   vv
   Module:    $RCSfile: vvMainWindow.cxx,v $
   Language:  C++
-  Date:      $Date: 2010/03/08 10:12:28 $
-  Version:   $Revision: 1.15 $
+  Date:      $Date: 2010/03/10 15:36:26 $
+  Version:   $Revision: 1.16 $
   Author :   Pierre Seroul (pierre.seroul@gmail.com)
 
   Copyright (C) 200COLUMN_IMAGE_NAME
@@ -415,7 +415,7 @@ void vvMainWindow::OpenVTKContour()
 {
   if (mSlicerManagers.size() > 0)
     {
-      QString Extensions = "Images ( *.vtk)";
+      QString Extensions = "Images ( *.vtk; *.obj)";
       Extensions += ";;All Files (*)";
       QString file = QFileDialog::getOpenFileName(this,tr("Open vtkPolyData"),mInputPathName,Extensions);
       if (file.isNull())
@@ -423,6 +423,7 @@ void vvMainWindow::OpenVTKContour()
       QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
       int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
       vvMeshReader reader;
+      reader.SetImage(mSlicerManagers[index]->GetImage());
       reader.SetModeToVTK();
       reader.SetFilename(file.toStdString());
       reader.Update();
diff --git a/vv/vvMesh.cxx b/vv/vvMesh.cxx
index 8f6e78c..5a5be2f 100644
--- a/vv/vvMesh.cxx
+++ b/vv/vvMesh.cxx
@@ -30,6 +30,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <vtkPointData.h>
 #include <vtkPolyData.h>
 #include <vtkPolyDataReader.h>
+#include <vtkOBJReader.h>
 #include <vtkImageData.h>
 #include "clitkCommon.h"
 #include "vvMesh.h"
@@ -37,6 +38,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <vtkLinearExtrusionFilter.h>
 #include <vtkPolyDataToImageStencil.h>
 #include <vtkMarchingCubes.h>
+#include <itksys/SystemTools.hxx>
 
 #include <vtkMetaImageWriter.h>
 
@@ -54,11 +56,30 @@ void vvMesh::AddMesh(vtkPolyData* p)
 
 void vvMesh::ReadFromVTK(const char * filename)
 {
-    assert(GetNumberOfMeshes() == 0); ///We assume the object is empty
-    vtkSmartPointer<vtkPolyDataReader> r=vtkSmartPointer<vtkPolyDataReader>::New();
-    r->SetFileName(filename);
-    r->Update();
-    AddMesh(r->GetOutput());
+    DD("hello!");
+    std::string extension=itksys::SystemTools::GetFilenameLastExtension(std::string(filename));
+    if (extension == ".vtk" || extension== ".VTK")
+    {
+        assert(GetNumberOfMeshes() == 0); ///We assume the object is empty
+        vtkSmartPointer<vtkPolyDataReader> r=vtkSmartPointer<vtkPolyDataReader>::New();
+        r->SetFileName(filename);
+        r->Update();
+        assert(r->GetOutput());
+        AddMesh(r->GetOutput());
+    }
+    else if (extension == ".obj" || extension== ".OBJ")
+    {
+        assert(GetNumberOfMeshes() == 0); ///We assume the object is empty
+        vtkSmartPointer<vtkOBJReader> r=vtkSmartPointer<vtkOBJReader>::New();
+        r->SetFileName(filename);
+        r->Update();
+        assert(r->GetOutput());
+        AddMesh(r->GetOutput());
+    }
+    else
+        assert (false) ; //shouldn't happen
+
+    assert(GetNumberOfMeshes() != 0); ///We assume the object is empty
     structure_name=filename;
 }
 
diff --git a/vv/vvMeshReader.cxx b/vv/vvMeshReader.cxx
index ead558a..e4eff21 100644
--- a/vv/vvMeshReader.cxx
+++ b/vv/vvMeshReader.cxx
@@ -68,6 +68,7 @@ void vvMeshReader::run()
         vvMesh::Pointer m=vvMesh::New();
         m->ReadFromVTK(filename.c_str());
         if (vf) m->propagateContour(vf);
+        m->ComputeMasks(image->GetVTKImages()[0],true);
         result.push_back(m);
     }
     else //Read a Dicom-struct file
-- 
2.45.1