gdalalg_vector_simplify.h

/******************************************************************************
 *
 * Project:  GDAL
 * Purpose:  "gdal vector simplify"
 * Author:   Even Rouault <even dot rouault at spatialys.com>
 *
 ******************************************************************************
 * Copyright (c) 2025, Even Rouault <even dot rouault at spatialys.com>
 *
 * SPDX-License-Identifier: MIT
 ****************************************************************************/
 
#ifndef GDALALG_VECTOR_SIMPLIFY_INCLUDED
#define GDALALG_VECTOR_SIMPLIFY_INCLUDED
 
#include "gdalalg_vector_geom.h"

 
/************************************************************************/
/*                    GDALVectorSimplifyAlgorithm                       */
/************************************************************************/
 
class GDALVectorSimplifyAlgorithm /* non final */
    : public GDALVectorGeomAbstractAlgorithm
{
  public:
    static constexpr const char *NAME = "simplify";
    static constexpr const char *DESCRIPTION =
        "Simplify geometries of a vector dataset.";
    static constexpr const char *HELP_URL =
        "/programs/gdal_vector_simplify.html";
 
    struct Options : public GDALVectorGeomAbstractAlgorithm::OptionsBase
    {
        double m_tolerance = 0;
    };
 
    std::unique_ptr<OGRLayerWithTranslateFeature>
    CreateAlgLayer(OGRLayer &srcLayer) override;
 
    explicit GDALVectorSimplifyAlgorithm(bool standaloneStep = false);
 
  private:
    bool RunStep(GDALPipelineStepRunContext &ctxt) override;
 
    Options m_opts{};
};
 
/************************************************************************/
/*                  GDALVectorSimplifyAlgorithmStandalone               */
/************************************************************************/
 
class GDALVectorSimplifyAlgorithmStandalone final
    : public GDALVectorSimplifyAlgorithm
{
  public:
    GDALVectorSimplifyAlgorithmStandalone()
        : GDALVectorSimplifyAlgorithm(/* standaloneStep = */ true)
    {
    }
 
    ~GDALVectorSimplifyAlgorithmStandalone() override;
};

 
#endif /* GDALALG_VECTOR_SIMPLIFY_INCLUDED */