vtkBase.h

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/*******************************************************************************
 * Copyright (C) 2017-2026 Theodore Chang
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
#ifndef VTKBASE_H
#define VTKBASE_H
 
#ifdef SUANPAN_VTK
#include <vtkCell.h>
#include <vtkPoints.h>
#include <vtkSmartPointer.h>
#endif
 
enum class OutputType;
 
class vtkBase {
#ifdef SUANPAN_VTK
    [[nodiscard]] virtual vtkSmartPointer<vtkCell> GetCell() const { return nullptr; }
 
public:
    vtkBase() = default;
    virtual ~vtkBase() = default;
 
    [[nodiscard]] vtkSmartPointer<vtkCell> Setup(const uvec& encoding) const {
        auto cell = GetCell();
        if(cell)
            for(vtkIdType I = 0; I < cell->GetNumberOfPoints(); ++I) cell->GetPointIds()->SetId(I, static_cast<vtkIdType>(encoding(I)));
        return cell;
    }
 
    virtual mat GetData(OutputType) { return {}; }
 
    virtual mat GetDeformation(double) { return {}; }
#endif
};
 
#endif