#include "cs_defs.h"
#include <assert.h>
#include <errno.h>
#include <math.h>
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "bft_mem.h"
#include "bft_error.h"
#include "bft_printf.h"
#include "fvm_writer.h"
#include "cs_post.h"
#include "fvm_nodal_append.h"
#include "fvm_neighborhood.h"
#include "cs_math.h"
#include "cs_mesh_headers.h"
#include "cs_order.h"
#include "cs_parall.h"
#include "cs_rotation.h"
#include "cs_stl.h"

Include dependency graph for cs_stl.cpp:

Functions
cs_stl_mesh_t *	cs_stl_mesh_add (const char *name)
	Add a new STL mesh structure. More...

cs_stl_mesh_t *	cs_stl_mesh_get_by_name (const char *name)
	Return a pointer to a STL mesh based on its name if present. More...

void	cs_stl_mesh_destroy_all (void)
	Free all allocated STL mesh structures. More...

void	cs_stl_file_read (cs_stl_mesh_t stl_mesh, const char path)
	Read a binary STL file and store its content in a STL mesh structure. More...

void	cs_stl_mesh_transform (cs_stl_mesh_t *stl_mesh, double matrix[3][4])
	Apply a transformation matrix to a STL mesh structure. More...

void	cs_stl_mesh_transform_from_init (cs_stl_mesh_t *stl_mesh, double matrix[3][4])
	Apply a transformation matrix to a STL mesh structure, but use. More...

void	cs_stl_mesh_translate (cs_stl_mesh_t *stl_mesh, cs_real_t vector[3])
	Apply a translation to a STL mesh structure. More...

void	cs_stl_mesh_rotate (cs_stl_mesh_t *stl_mesh, double theta, double axis[3], double center[3])
	Apply a rotation to a STL mesh structure. More...

void	cs_stl_mesh_scale (cs_stl_mesh_t *stl_mesh, double scale)
	Apply a scaling to a STL mesh structure. More...

void	cs_stl_set_porosity_seed (cs_stl_mesh_t stl_mesh, int n_points, cs_real_t coords)
	Set the points outside he STL geometry. Those points will be used as. More...

int	cs_stl_post_get_writer_id (void)
	Return writer_id used for stl meshes. 0 means unused. More...

void	cs_stl_post_init_writer (const char case_name, const char dir_name, const char fmt_name, const char fmt_opts, fvm_writer_time_dep_t time_dep, bool output_at_start, bool output_at_end, int frequency_n, double frequency_t)
	Create a new writer that will contains the STL mesh added by the user. More...

void	cs_stl_post_add_mesh (cs_stl_mesh_t *stl_mesh)
	Associate a STL mesh to the default writer. More...

void	cs_stl_file_write (cs_stl_mesh_t stl_mesh, const char path)
	Write a binary STL file according to a given STL mesh structure. More...

void	cs_stl_intersection (cs_stl_mesh_t stl_mesh, cs_lnum_t n_input, cs_lnum_t input_idx, cs_lnum_t n_selected_cells, cs_lnum_t selected_cells, cs_lnum_t tria_in_cell_idx, cs_lnum_t tria_in_cell_lst, cs_lnum_t max_size)
	Compute intersection between a STL mesh and the main mesh. More...

void	cs_stl_refine (cs_stl_mesh_t *stl_mesh, int n_ref, int n_add_layer)
	Refine the mesh following a given STL mesh. More...

void	cs_stl_compute_porosity (cs_stl_mesh_t stl_mesh, cs_real_t porosity, int *indic)
	Compute porosity field according to a given STL mesh. More...

Function Documentation

◆ cs_stl_compute_porosity()

void cs_stl_compute_porosity	(	cs_stl_mesh_t *	stl_mesh,
		cs_real_t *	porosity,
		int *	indic
	)

Compute porosity field according to a given STL mesh.

Parameters

[in]	stl_mesh	pointer to the associated STL mesh structure
[out]	porosity	interpolated porosity field
[out]	indic	indicator of the STL location

◆ cs_stl_file_read()

void cs_stl_file_read	(	cs_stl_mesh_t *	stl_mesh,
		const char *	path
	)

Read a binary STL file and store its content in a STL mesh structure.

Each STL file composed of the following header:

uint8[80] – Header uint32 – Number of triangles

followed by 50 byte blocks for each triangle:

real32[3] – Normal vector
real32[3] – Vertex 1 coordinates
real32[3] – Vertex 2 coordinates
real32[3] – Vertex 3 coordiantes
uint16 – Attribute (any other information, usually void)

Parameters

[in]	path	path to the STL file
[in]	stl_mesh	pointer to the associated STL mesh structure

◆ cs_stl_file_write()

void cs_stl_file_write	(	cs_stl_mesh_t *	stl_mesh,
		const char *	path
	)

Write a binary STL file according to a given STL mesh structure.

Parameters

[in]	stl_mesh	pointer to the associated STL mesh structure
[in]	path	path to the STL file

◆ cs_stl_intersection()

void cs_stl_intersection	(	cs_stl_mesh_t *	stl_mesh,
		cs_lnum_t	n_input,
		cs_lnum_t *	input_idx,
		cs_lnum_t *	n_selected_cells,
		cs_lnum_t *	selected_cells,
		cs_lnum_t *	tria_in_cell_idx,
		cs_lnum_t **	tria_in_cell_lst,
		cs_lnum_t *	max_size
	)

Compute intersection between a STL mesh and the main mesh.

Parameters

[in]	stl_mesh	pointer to the associated STL mesh structure
[in]	n_input	number of cells on which intersection is done
[in]	input_idx	index of input cells (size: input_idx)
[out]	n_selected_cells	number of output intersecting cells
[out]	selected_cells	index of output cells (size: output_idx)
[out]	tria_in_cell_idx	start index of triangle intersecting each cell (size: n_output)
[out]	tria_in_cell_lst	list of triangles in intersecting cells
[in,out]	max_size	maximum size of tria_in_cell_lst array

◆ cs_stl_mesh_add()

cs_stl_mesh_t * cs_stl_mesh_add ( const char * name )

Add a new STL mesh structure.

Parameters

[in] name name of the STL mesh

Returns: pointer to the new STL mesh structure

◆ cs_stl_mesh_destroy_all()

void cs_stl_mesh_destroy_all ( void )

Free all allocated STL mesh structures.

◆ cs_stl_mesh_get_by_name()

cs_stl_mesh_t * cs_stl_mesh_get_by_name ( const char * name )

Return a pointer to a STL mesh based on its name if present.

Parameters

[in] name name of the STL mesh

If no STL mesh of the given name is defined, nullptr is returned.

Returns: pointer to the STL mesh structure, or nullptr

◆ cs_stl_mesh_rotate()

void cs_stl_mesh_rotate	(	cs_stl_mesh_t *	stl_mesh,
		double	theta,
		double	axis[3],
		double	center[3]
	)

Apply a rotation to a STL mesh structure.

Parameters

[in]	stl_mesh	pointer to the associated STL mesh structure
[in]	theta	rotation angle
[in]	axis	rotation axis
[in]	center	rotation center

◆ cs_stl_mesh_scale()

void cs_stl_mesh_scale	(	cs_stl_mesh_t *	stl_mesh,
		double	scale
	)

Apply a scaling to a STL mesh structure.

Parameters

[in]	stl_mesh	pointer to the associated STL mesh structure
[in]	vector	translation vector

◆ cs_stl_mesh_transform()

void cs_stl_mesh_transform	(	cs_stl_mesh_t *	stl_mesh,
		double	matrix[3][4]
	)

Apply a transformation matrix to a STL mesh structure.

Parameters

[in]	stl_mesh	pointer to the associated STL mesh structure
[in]	matrix	transformation matrix

◆ cs_stl_mesh_transform_from_init()

void cs_stl_mesh_transform_from_init	(	cs_stl_mesh_t *	stl_mesh,
		double	matrix[3][4]
	)

Apply a transformation matrix to a STL mesh structure, but use.

the initial coordinates as inputs

Parameters

[in]	stl_mesh	pointer to the associated STL mesh structure
[in]	matrix	transformation matrix

◆ cs_stl_mesh_translate()

void cs_stl_mesh_translate	(	cs_stl_mesh_t *	stl_mesh,
		cs_real_t	vector[3]
	)

Apply a translation to a STL mesh structure.

Parameters

[in]	stl_mesh	pointer to the associated STL mesh structure
[in]	vector	translation vector

◆ cs_stl_post_add_mesh()

void cs_stl_post_add_mesh ( cs_stl_mesh_t * stl_mesh )

Associate a STL mesh to the default writer.

Parameters

[in] stl_mesh pointer to the associated STL mesh structure

◆ cs_stl_post_get_writer_id()

int cs_stl_post_get_writer_id ( void )

Return writer_id used for stl meshes. 0 means unused.

◆ cs_stl_post_init_writer()

void cs_stl_post_init_writer	(	const char *	case_name,
		const char *	dir_name,
		const char *	fmt_name,
		const char *	fmt_opts,
		fvm_writer_time_dep_t	time_dep,
		bool	output_at_start,
		bool	output_at_end,
		int	frequency_n,
		double	frequency_t
	)

Create a new writer that will contains the STL mesh added by the user.

The writer_id is stored in the cs_glob_stl_meshes structure.

Parameters

[in] time_dep > 1 if the writer is transient, else writer is fixed

◆ cs_stl_refine()

void cs_stl_refine	(	cs_stl_mesh_t *	stl_mesh,
		int	n_ref,
		int	n_add_layer
	)

Refine the mesh following a given STL mesh.

Parameters

[in]	stl_mesh	pointer to the associated STL mesh structure
[in]	n_ref	level of refinement
[in]	n_add_layer	additional layers between two refinement stage

◆ cs_stl_set_porosity_seed()

void cs_stl_set_porosity_seed	(	cs_stl_mesh_t *	stl_mesh,
		int	n_points,
		cs_real_t *	coords
	)

Set the points outside he STL geometry. Those points will be used as.

seeds to propagate porosity values outside the STL geometry.

Parameters

[in]	stl_mesh	pointer to the associated STL mesh structure
[in]	n_points	number of points
[in]	coords	coordinates (x1,y1,z1,...,xn,yn,zn) (size : 3*n_point)

Functions

Function Documentation

◆ cs_stl_compute_porosity()

◆ cs_stl_file_read()

◆ cs_stl_file_write()

◆ cs_stl_intersection()

◆ cs_stl_mesh_add()

◆ cs_stl_mesh_destroy_all()

◆ cs_stl_mesh_get_by_name()

◆ cs_stl_mesh_rotate()

◆ cs_stl_mesh_scale()

◆ cs_stl_mesh_transform()

◆ cs_stl_mesh_transform_from_init()

◆ cs_stl_mesh_translate()

◆ cs_stl_post_add_mesh()

◆ cs_stl_post_get_writer_id()

◆ cs_stl_post_init_writer()

◆ cs_stl_refine()

◆ cs_stl_set_porosity_seed()