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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-License-Identifier: BSD-3-Clause
#ifndef FEDATASTRUCTURES_HEADER
#define FEDATASTRUCTURES_HEADER
#include <cstddef>
#include <vector>
class Grid
{
public:
Grid();
void Initialize(const unsigned int numPoints[3], const double spacing[3]);
unsigned int GetNumberOfLocalPoints();
unsigned int GetNumberOfLocalCells();
void GetLocalPoint(unsigned int pointId, double* point);
unsigned int* GetNumPoints();
unsigned int* GetExtent();
double* GetSpacing();
private:
unsigned int NumPoints[3];
unsigned int Extent[6];
double Spacing[3];
};
class Attributes
{
// A class for generating and storing point and cell fields.
// Velocity is stored at the points and pressure is stored
// for the cells. The current velocity profile is for a
// shearing flow with U(y,t) = y*t, V = 0 and W = 0.
// Pressure is constant through the domain.
public:
Attributes();
void Initialize(Grid* grid);
void UpdateFields(double time);
double* GetVelocityArray();
float* GetPressureArray();
private:
std::vector<double> Velocity;
std::vector<float> Pressure;
Grid* GridPtr;
};
#endif
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