Changeset 3683 for trunk/packages/vizservers/vtkvis/Polygon.cpp

Timestamp:

Jun 12, 2013, 2:51:11 AM (11 years ago)

Author:

ldelgass

Message:

Improvements to 3D shapes in vtkvis. Add preliminary, experimental grouping.

File:

• trunk/packages/vizservers/vtkvis/Polygon.cpp (modified) (3 diffs)

trunk/packages/vizservers/vtkvis/Polygon.cpp

@@ -9 +9 @@
 #include <vtkActor.h>
 #include <vtkRegularPolygonSource.h>
+#include <vtkPolyDataNormals.h>
+#include <vtkReverseSense.h>
 
 #include "Polygon.h"
@@ -37 +39 @@
     }
 
+    vtkSmartPointer<vtkPolyDataNormals> normalFilter = vtkSmartPointer<vtkPolyDataNormals>::New();
+    normalFilter->SetInputConnection(_polygon->GetOutputPort());
+    normalFilter->AutoOrientNormalsOff();
+
     _pdMapper->SetInputConnection(_polygon->GetOutputPort());
 
@@ -44 +50 @@
     _pdMapper->Update();
 }
+
+void Polygon::flipNormals(bool state)
+{
+    if (_polygon == NULL || _pdMapper == NULL)
+        return;
+
+    if (state) {
+        vtkSmartPointer<vtkReverseSense> filter = vtkSmartPointer<vtkReverseSense>::New();
+        filter->ReverseCellsOn();
+        filter->ReverseNormalsOn();
+        filter->SetInputConnection(_polygon->GetOutputPort());
+
+        _pdMapper->SetInputConnection(filter->GetOutputPort());
+    } else {
+        _pdMapper->SetInputConnection(_polygon->GetOutputPort());
+    }
+    _pdMapper->Update();
+}
+