void EvaluateGradient(double x[3], double g[3])
virtual double EvaluateFunction(double x[3])=0
#define vtkTypeMacro(thisClass, superclass)
GLint GLint GLint GLint GLint x
double EvaluateFunction(double x[3])
abstract interface for implicit functions
#define vtkSetClampMacro(name, type, min, max)
a simple class to control print indentation
#define vtkGetMacro(name, type)
GLint GLint GLint GLint GLint GLint y
double EvaluateFunction(double x, double y, double z)
void PrintSelf(ostream &os, vtkIndent indent)
#define VTKCOMMONDATAMODEL_EXPORT
implicit function for a cone