QGIS/external/mdal/frmts/mdal_ugrid.hpp
2022-10-12 03:57:11 +10:00

86 lines
3.3 KiB
C++

/*
MDAL - Mesh Data Abstraction Library (MIT License)
Copyright (C) 2019 Peter Petrik (zilolv at gmail dot com)
*/
#ifndef MDAL_UGRID_HPP
#define MDAL_UGRID_HPP
#include <map>
#include <string>
#include <stddef.h>
#include "mdal_cf.hpp"
#include "mdal_driver.hpp"
namespace MDAL
{
/**
* Driver of UGRID file format.
*
* The result UGRID NetCDF file is strictly based on CF-conventions 1.6
*/
class DriverUgrid: public DriverCF
{
public:
DriverUgrid();
~DriverUgrid() override = default;
DriverUgrid *create() override;
void save( const std::string &fileName, const std::string &meshName, Mesh *mesh ) override;
std::string writeDatasetOnFileSuffix() const override;
std::string saveMeshOnFileSuffix() const override;
bool persist( DatasetGroup *group ) override;
private:
std::string buildUri( const std::string &meshFile ) override;
CFDimensions populateDimensions( ) override;
void populateElements( Vertices &vertices, Edges &edges, Faces &faces ) override;
void populateVertices( Vertices &vertices );
void populateFaces( Faces &faces );
void populateEdges( Edges &edges );
void addBedElevation( MemoryMesh *mesh ) override;
std::string getCoordinateSystemVariableName() override;
std::set<std::string> ignoreNetCDFVariables() override;
void parseNetCDFVariableMetadata( int varid,
std::string &variableName,
std::string &name,
bool *is_vector,
bool *isPolar,
bool *invertedDirection,
bool *is_x ) override;
std::vector<std::pair<double, double>> parseClassification( int varid ) const override;
std::string getTimeVariableName() const override;
void parse2VariablesFromAttribute( const std::string &name, const std::string &attr_name,
std::string &var1, std::string &var2,
bool optional ) const;
void parseCoordinatesFrom1DMesh( const std::string &meshName, const std::string &attr_name,
std::string &var1, std::string &var2 );
std::vector<std::string> findMeshesNames() const;
std::vector<std::string> mAllMeshNames; // all mesh names in file
std::string mMeshName; // processed mesh name
int mMeshDimension;
std::string nodeZVariableName() const;
void populate1DMeshDimensions( MDAL::CFDimensions &dims ) const;
void populate2DMeshDimensions( MDAL::CFDimensions &dims, int &ncid ) const;
void ignore1DMeshVariables( const std::string &mesh, std::set<std::string> &ignoreVariables );
void ignore2DMeshVariables( const std::string &mesh, std::set<std::string> &ignoreVariables );
void writeDimensions( MDAL::Mesh *mesh );
void writeVariables( MDAL::Mesh *mesh, const std::string &meshName );
void writeGlobals();
int faceVerticesMaximumCount() const override
{ return std::numeric_limits<int>::max(); }
bool writeDatasetGroup( MDAL::DatasetGroup *group, const std::string &fileName, const std::string &meshName );
};
} // namespace MDAL
#endif // MDAL_UGRID_HPP