Your sample is pretty straightforward, and I dont see any difference with vtkContext2D.
The only thing that I can see for now, is that the filter “vtkOpenGLLabeledContourMapper” uses a Shader (almost empty) to make it append.
Will dig that way.
Your sample is pretty straightforward, and I dont see any difference with vtkContext2D.
The only thing that I can see for now, is that the filter “vtkOpenGLLabeledContourMapper” uses a Shader (almost empty) to make it append.
Will dig that way.