4 #ifndef vtkToConstantArrayStrategy_h
5 #define vtkToConstantArrayStrategy_h
7 #include "vtkFiltersReductionModule.h"
10 VTK_ABI_NAMESPACE_BEGIN
45 #endif // vtkToConstantArrayStrategy_h
virtual Optional EstimateReduction(vtkDataArray *)=0
Estimate the reduction (if possible) that can be obtained on the array using this strategy...
void PrintSelf(std::ostream &os, vtkIndent indent) override
virtual vtkSmartPointer< vtkDataArray > Reduce(vtkDataArray *)=0
Return a reduced version of the input array.
Pure interface for strategies to transform explicit arrays into implicit arrays.
a simple class to control print indentation
abstract superclass for arrays of numeric data
Strategy to be used in conjunction with vtkToImplicitArrayFilter to identify and compress constant ar...
A helper structure for communicating a result with an optional double value.
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...