38 #ifndef vtkImplicitFunction_h
39 #define vtkImplicitFunction_h
41 #include "vtkCommonDataModelModule.h"
44 VTK_ABI_NAMESPACE_BEGIN
67 double FunctionValue(
const double x[3]);
70 double xyz[3] = { x, y, z };
71 return this->FunctionValue(xyz);
80 void FunctionGradient(
const double x[3],
double g[3]);
83 this->FunctionGradient(x, this->ReturnValue);
84 return this->ReturnValue;
88 double xyz[3] = { x, y, z };
89 return this->FunctionGradient(xyz);
99 virtual void SetTransform(
const double elements[16]);
110 virtual double EvaluateFunction(
double x[3]) = 0;
114 double xyz[3] = { x, y, z };
115 return this->EvaluateFunction(xyz);
125 virtual void EvaluateGradient(
double x[3],
double g[3]) = 0;
132 double ReturnValue[3];
139 VTK_ABI_NAMESPACE_END
abstract interface for implicit functions
double * FunctionGradient(double x, double y, double z)
Evaluate function gradient at position x-y-z and pass back vector.
abstract base class for most VTK objects
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkTypeUInt32 vtkMTimeType
double * FunctionGradient(const double x[3])
Evaluate function gradient at position x-y-z and pass back vector.
double FunctionValue(double x, double y, double z)
Evaluate function at position x-y-z and return value.
a simple class to control print indentation
abstract superclass for arrays of numeric data
virtual vtkMTimeType GetMTime()
Return this object's modified time.
vtkAbstractTransform * Transform
#define VTK_SIZEHINT(...)
virtual double EvaluateFunction(double x, double y, double z)
Evaluate function at position x-y-z and return value.