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Bugfix: Make t8_vtk_writer.h C-safe #2411

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Merged
sandro-elsweijer merged 1 commit into from
Aug 26, 2026
+28 −32
Merged

Bugfix: Make t8_vtk_writer.h C-safe #2411

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4 changes: 2 additions & 2 deletions src/t8_vtk/t8_vtk_writer.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -156,6 +156,8 @@ t8_cmesh_vtk_write_file (const t8_cmesh_t cmesh, const char *fileprefix)
return writer.write_ASCII (cmesh);
}

T8_EXTERN_C_END ();

#if T8_ENABLE_VTK
void
t8_forest_to_vtkUnstructuredGrid (const t8_forest_t forest, vtkSmartPointer<vtkUnstructuredGrid> unstructuredGrid,
Expand All @@ -168,5 +170,3 @@ t8_forest_to_vtkUnstructuredGrid (const t8_forest_t forest, vtkSmartPointer<vtkU
writer.grid_to_vtkUnstructuredGrid (forest, unstructuredGrid);
}
#endif

T8_EXTERN_C_END ();
30 changes: 0 additions & 30 deletions src/t8_vtk/t8_vtk_writer.h
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Expand Up @@ -32,38 +32,8 @@
#include <t8_vtk/t8_vtk.h>
#include <t8_forest/t8_forest_types.h>

#if T8_ENABLE_VTK
#include <vtkUnstructuredGrid.h>
#endif

T8_EXTERN_C_BEGIN ();

#if T8_ENABLE_VTK
/**
* Translate a forest into a vtkUnstructuredGrid with respect to the given flags.
* This function uses the vtk library. t8code must be configured with
* "-DT8CODE_ENABLE_VTK=ON" in order to use it.
* \param [in] forest The forest.
* \param[in, out] unstructuredGrid
* \param [in] write_treeid If true, the global tree id is written for each element.
* \param [in] write_mpirank If true, the mpirank is written for each element.
* \param [in] write_level If true, the refinement level is written for each element.
* \param [in] write_element_id If true, the global element id is written for each element.
* \param [in] curved_flag If true, write the elements as curved element types from vtk.
* \param [in] write_ghosts If true, write out ghost elements as well.
* \param [in] num_data Number of user defined double valued data fields to write.
* \param [in] data Array of t8_vtk_data_field_t of length \a num_data
* providing the user defined per element data.
* If scalar and vector fields are used, all scalar fields
* must come first in the array.
*/
void
t8_forest_to_vtkUnstructuredGrid (t8_forest_t forest, vtkSmartPointer<vtkUnstructuredGrid> unstructuredGrid,
const int write_treeid, const int write_mpirank, const int write_level,
const int write_element_id, const int write_ghosts, const int curved_flag,
const int num_data, t8_vtk_data_field_t *data);
#endif

/** Write the forest in .pvtu file format. Writes one .vtu file per
* process and a meta .pvtu file.
* This function uses the vtk library. t8code must be configured with
Expand Down
26 changes: 26 additions & 0 deletions src/t8_vtk/t8_vtk_writer.hxx
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Expand Up @@ -586,4 +586,30 @@ struct vtk_writer
bool merge_points = true;
};

#if T8_ENABLE_VTK
/**
* Translate a forest into a vtkUnstructuredGrid with respect to the given flags.
* This function uses the vtk library. t8code must be configured with
* "-DT8CODE_ENABLE_VTK=ON" in order to use it.
* \param [in] forest The forest.
* \param[in, out] unstructuredGrid
* \param [in] write_treeid If true, the global tree id is written for each element.
* \param [in] write_mpirank If true, the mpirank is written for each element.
* \param [in] write_level If true, the refinement level is written for each element.
* \param [in] write_element_id If true, the global element id is written for each element.
* \param [in] curved_flag If true, write the elements as curved element types from vtk.
* \param [in] write_ghosts If true, write out ghost elements as well.
* \param [in] num_data Number of user defined double valued data fields to write.
* \param [in] data Array of t8_vtk_data_field_t of length \a num_data
* providing the user defined per element data.
* If scalar and vector fields are used, all scalar fields
* must come first in the array.
*/
void
t8_forest_to_vtkUnstructuredGrid (t8_forest_t forest, vtkSmartPointer<vtkUnstructuredGrid> unstructuredGrid,
const int write_treeid, const int write_mpirank, const int write_level,
const int write_element_id, const int write_ghosts, const int curved_flag,
const int num_data, t8_vtk_data_field_t *data);
#endif

#endif /* T8_VTK_WRITER_HXX */
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