imstkVegaMeshIO.h

/*
** This file is part of the Interactive Medical Simulation Toolkit (iMSTK)
** iMSTK is distributed under the Apache License, Version 2.0.
** See accompanying NOTICE for details.
*/

#pragma once

#include "imstkMath.h"
#include "imstkMeshIO.h"
#include "imstkVecDataArray.h"

namespace vega
{
class VolumetricMesh;
} // namespace vega

namespace imstk
{
template<typename T, int N> class VecDataArray;

class VegaMeshIO
{
public:
    VegaMeshIO() = default;
    virtual ~VegaMeshIO() = default;

    static std::shared_ptr<PointSet> read(const std::string& filePath, MeshFileType meshType);

    static std::shared_ptr<vega::VolumetricMesh> readVegaMesh(const std::string& filePath);

    static bool write(const std::shared_ptr<imstk::PointSet> imstkMesh, const std::string& filePath, const MeshFileType meshType);

    static std::shared_ptr<PointSet> convertVegaMeshToVolumetricMesh(std::shared_ptr<vega::VolumetricMesh> vegaVolumeMesh);

    static std::shared_ptr<vega::VolumetricMesh> convertVolumetricMeshToVegaMesh(const std::shared_ptr<PointSet> volumeMesh);

protected:
    static void copyVertices(std::shared_ptr<vega::VolumetricMesh> vegaMesh, VecDataArray<double, 3>& vertices);

    template<size_t dim>
    static void copyCells(std::shared_ptr<vega::VolumetricMesh> vegaMesh, VecDataArray<int, dim>& cells);
};
} // namespace imstk