Commit 03168839 authored by Sankhesh Jhaveri's avatar Sankhesh Jhaveri 💬
Browse files

Create a default render window for the QVTKOpenGLWidget

This change brings back QVTKWidget behavior of instantiating a default
render window to QVTKOpenGLWidget. This avoids applications having to
explicitly instantiate a vtkGenericOpenGLRenderWindow for the widget.

Update header documentation to denote creation in Get method
parent 8f4ec2da
......@@ -226,6 +226,13 @@ void QVTKOpenGLWidget::startEventCallback()
vtkRenderWindow* QVTKOpenGLWidget::GetRenderWindow()
if (!this->RenderWindow)
// create a default
vtkGenericOpenGLRenderWindow* win = vtkGenericOpenGLRenderWindow::New();
return this->RenderWindow;
......@@ -131,6 +131,8 @@ public:
* Get/Set the currently used vtkGenericOpenGLRenderWindow.
* GetRenderWindow() creates and returns a new vtkGenericOpenGLRenderWindow
* if it is not already provided.
void SetRenderWindow(vtkGenericOpenGLRenderWindow* win);
void SetRenderWindow(vtkRenderWindow* win);
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