FEA Mesh Functions

The following group of API functions supports all functionality of the FEA Mesh Tool. Structures, FEA Parts, materials, and properties can be defined and manipulated. Mesh and output file settings can be adjusted, and an FEA mesh can be generated. Click here to return to the main page. More...

Functions
int	vsp::AddFeaStruct (const std::string &geom_id, bool init_skin=true, int surfindex=0)
void	vsp::SetFeaMeshStructIndex (int struct_index)
void	vsp::DeleteFeaStruct (const std::string &geom_id, int fea_struct_ind)
std::string	vsp::GetFeaStructID (const std::string &geom_id, int fea_struct_ind)
int	vsp::GetFeaStructIndex (const std::string &struct_id)
std::string	vsp::GetFeaStructParentGeomID (const std::string &struct_id)
std::string	vsp::GetFeaStructName (const std::string &geom_id, int fea_struct_ind)
void	vsp::SetFeaStructName (const std::string &geom_id, int fea_struct_ind, const std::string &name)
std::vector< std::string >	vsp::GetFeaStructIDVec ()
void	vsp::SetFeaPartName (const std::string &part_id, const std::string &name)
std::string	vsp::AddFeaPart (const std::string &geom_id, int fea_struct_ind, int type)
void	vsp::DeleteFeaPart (const std::string &geom_id, int fea_struct_ind, const std::string &part_id)
std::string	vsp::GetFeaPartID (const std::string &fea_struct_id, int fea_part_index)
std::string	vsp::GetFeaPartName (const std::string &part_id)
int	vsp::GetFeaPartType (const std::string &part_id)
std::vector< std::string >	vsp::GetFeaPartIDVec (const std::string &fea_struct_id)
std::vector< std::string >	vsp::GetFeaSubSurfIDVec (const std::string &fea_struct_id)
void	vsp::SetFeaPartPerpendicularSparID (const std::string &part_id, const std::string &perpendicular_spar_id)
std::string	vsp::GetFeaPartPerpendicularSparID (const std::string &part_id)
void	vsp::SetFeaSubSurfName (const std::string &subsurf_id, const std::string &name)
std::string	vsp::GetFeaSubSurfName (const std::string &subsurf_id)
std::string	vsp::AddFeaSubSurf (const std::string &geom_id, int fea_struct_ind, int type)
void	vsp::DeleteFeaSubSurf (const std::string &geom_id, int fea_struct_ind, const std::string &ss_id)
int	vsp::GetFeaSubSurfIndex (const string &ss_id)
int	vsp::NumFeaStructures ()
int	vsp::NumFeaParts (const std::string &fea_struct_id)
int	vsp::NumFeaSubSurfs (const std::string &fea_struct_id)
std::string	vsp::AddFeaBC (const string &fea_struct_id, int type=-1)
void	vsp::DelFeaBC (const string &fea_struct_id, const std::string &bc_id)
std::vector< std::string >	vsp::GetFeaBCIDVec (const string &fea_struct_id)
int	vsp::NumFeaBCs (const string &fea_struct_id)
std::string	vsp::AddFeaMaterial ()
std::string	vsp::AddFeaProperty (int property_type=0)
void	vsp::SetFeaMeshVal (const std::string &geom_id, int fea_struct_ind, int type, double val)
void	vsp::SetFeaMeshFileName (const std::string &geom_id, int fea_struct_ind, int file_type, const string &file_name)
void	vsp::ComputeFeaMesh (const std::string &geom_id, int fea_struct_ind, int file_type)
void	vsp::ComputeFeaMesh (const std::string &struct_id, int file_type)

Detailed Description

Function Documentation

AddFeaBC()

std::string vsp::AddFeaBC ( const string & fea_struct_id, int type = -1 )

extern

Add an FEA BC to a Structure

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
string struct_id = GetFeaStructID( pod_id, struct_ind );
 
//==== Add BC ====//
string bc_id = AddFeaBC( struct_id, FEA_BC_STRUCTURE );

See also

FEA_BC_TYPE

Parameters

[in]	string	fea_struct_id FEA Structure ID
[in]	string	type FEA BC type enum ( i.e. FEA_BC_STRUCTURE )

Returns

FEA BC ID

AddFeaMaterial()

std::string vsp::AddFeaMaterial ( )

extern

Add an FEA Material the FEA Mesh material library. Materials are available across all Geoms and Structures.

//==== Create FeaMaterial ====//
string mat_id = AddFeaMaterial();
 
SetParmVal( FindParm( mat_id, "MassDensity", "FeaMaterial" ), 0.016 );

Returns

FEA Material ID

AddFeaPart()

std::string vsp::AddFeaPart ( const std::string & geom_id, int fea_struct_ind, int type )

extern

Add an FEA Part to a Structure

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
//==== Add Bulkead ====//
string bulkhead_id = AddFeaPart( pod_id, struct_ind, FEA_SLICE );
 
SetParmVal( FindParm( bulkhead_id, "IncludedElements", "FeaPart" ), FEA_SHELL_AND_BEAM );
 
SetParmVal( FindParm( bulkhead_id, "RelCenterLocation", "FeaPart" ), 0.15 );

See also

FEA_PART_TYPE

Parameters

[in]	geom_id	string Parent Geom ID
[in]	fea_struct_ind	FEA Structure index
[in]	type	FEA Part type enum (i.e. FEA_RIB)

Returns

FEA Part ID

AddFeaProperty()

std::string vsp::AddFeaProperty ( int property_type = 0 )

extern

Add aa FEA Property the FEA Mesh property library. Properties are available across all Geoms and Structures. Currently only beam and shell properties are available. Note FEA_SHELL_AND_BEAM is not a valid property type.

//==== Create FeaProperty ====//
string prop_id = AddFeaProperty();
 
SetParmVal( FindParm( prop_id, "Thickness", "FeaProperty" ), 0.01 );

See also

FEA_PART_ELEMENT_TYPE

Parameters

[in]

property_type

FEA Property type enum (i.e. FEA_SHELL).

Returns

FEA Property ID

AddFeaStruct()

int vsp::AddFeaStruct ( const std::string & geom_id, bool init_skin = true, int surfindex = 0 )

extern

Add an FEA Structure to a specified Geom

Warning

init_skin should ALWAYS be set to true.

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );

Parameters

[in]	geom_id	string Parent Geom ID
[in]	init_skin	Flag to initialize the FEA Structure by creating an FEA Skin from the parent Geom's OML at surfindex
[in]	surfindex	Main surface index for the FEA Structure

Returns

FEA Structure index

AddFeaSubSurf()

std::string vsp::AddFeaSubSurf ( const std::string & geom_id, int fea_struct_ind, int type )

extern

Add an FEA SubSurface to a Structure

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
//==== Add LineArray ====//
string line_array_id = AddFeaSubSurf( pod_id, struct_ind, SS_LINE_ARRAY );
 
SetParmVal( FindParm( line_array_id, "ConstLineType", "SS_LineArray" ), 1 ); // Constant W
 
SetParmVal( FindParm( line_array_id, "Spacing", "SS_LineArray" ), 0.25 );

See also

SUBSURF_TYPE

Parameters

[in]	geom_id	string Parent Geom ID
[in]	fea_struct_ind	FEA Structure index
[in]	type	FEA SubSurface type enum (i.e. SS_ELLIPSE)

Returns

FEA SubSurface ID

ComputeFeaMesh() [1/2]

void vsp::ComputeFeaMesh ( const std::string & geom_id, int fea_struct_ind, int file_type )

extern

Compute an FEA Mesh for a Structure. Only a single output file can be generated with this function.

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
string struct_id = GetFeaStructID( pod_id, struct_ind );
 
//==== Generate FEA Mesh and Export ====//
Print( string( "--> Generating FeaMesh " ) );
 
//==== Get Parent Geom ID and Index ====//
string parent_id = GetFeaStructParentGeomID( struct_id ); // same as pod_id
 
ComputeFeaMesh( parent_id, struct_ind, FEA_CALCULIX_FILE_NAME );
// Could also call ComputeFeaMesh ( struct_id, FEA_CALCULIX_FILE_NAME );

See also

SetFeaMeshFileName, FEA_EXPORT_TYPE

Parameters

[in]	geom_id	string Parent Geom ID
[in]	fea_struct_ind	int FEA Structure index
[in]	file_type	int FEA output file type enum (i.e. FEA_EXPORT_TYPE)

ComputeFeaMesh() [2/2]

void vsp::ComputeFeaMesh ( const std::string & struct_id, int file_type )

extern

Compute an FEA Mesh for a Structure. Only a single output file can be generated with this function.

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
string struct_id = GetFeaStructID( pod_id, struct_ind );
 
//==== Generate FEA Mesh and Export ====//
Print( string( "--> Generating FeaMesh " ) );
 
//==== Get Parent Geom ID and Index ====//
string parent_id = GetFeaStructParentGeomID( struct_id ); // same as pod_id
 
ComputeFeaMesh( parent_id, struct_ind, FEA_CALCULIX_FILE_NAME );
// Could also call ComputeFeaMesh ( struct_id, FEA_CALCULIX_FILE_NAME );

See also

SetFeaMeshFileName, FEA_EXPORT_TYPE

Parameters

[in]	struct_id	string FEA Structure index
[in]	file_type	int FEA output file type enum (i.e. FEA_EXPORT_TYPE)

DeleteFeaPart()

void vsp::DeleteFeaPart ( const std::string & geom_id, int fea_struct_ind, const std::string & part_id )

extern

Delete an FEA Part from a Structure

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
//==== Add Bulkead ====//
string bulkhead_id = AddFeaPart( pod_id, struct_ind, FEA_SLICE );
 
//==== Add Fixed Point ====//
string fixed_id = AddFeaPart( pod_id, struct_ind, FEA_FIX_POINT );
 
//==== Delete Bulkead ====//
DeleteFeaPart( pod_id, struct_ind, bulkhead_id );

Parameters

[in]	geom_id	string Parent Geom ID
[in]	fea_struct_ind	FEA Structure index
[in]	part_id	FEA Part ID

DeleteFeaStruct()

void vsp::DeleteFeaStruct ( const std::string & geom_id, int fea_struct_ind )

extern

Delete an FEA Structure and all FEA Parts and FEA SubSurfaces associated with it

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind_1 = AddFeaStruct( pod_id );
 
int struct_ind_2 = AddFeaStruct( pod_id );
 
DeleteFeaStruct( pod_id, struct_ind_1 );

Parameters

[in]	geom_id	string Parent Geom ID
[in]	fea_struct_ind	FEA Structure index

DeleteFeaSubSurf()

void vsp::DeleteFeaSubSurf ( const std::string & geom_id, int fea_struct_ind, const std::string & ss_id )

extern

Delete an FEA SubSurface from a Structure

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
//==== Add LineArray ====//
string line_array_id = AddFeaSubSurf( pod_id, struct_ind, SS_LINE_ARRAY );
 
//==== Add Rectangle ====//
string rect_id = AddFeaSubSurf( pod_id, struct_ind, SS_RECTANGLE );
 
//==== Delete LineArray ====//
DeleteFeaSubSurf( pod_id, struct_ind, line_array_id );

Parameters

[in]	geom_id	string Parent Geom ID
[in]	fea_struct_ind	FEA Structure index
[in]	ss_id	FEA SubSurface ID

DelFeaBC()

void vsp::DelFeaBC ( const string & fea_struct_id, const std::string & bc_id )

extern

Delete an FEA BC from a Structure

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
string struct_id = GetFeaStructID( pod_id, struct_ind );
 
//==== Add BC ====//
string bc_id = AddFeaBC( struct_id, FEA_BC_STRUCTURE );
 
DelFeaBC( struct_id, bc_id );

See also

FEA_BC_TYPE

Parameters

[in]	string	fea_struct_id FEA Structure ID
[in]	string	bc_id FEA BC ID

GetFeaBCIDVec()

std::vector< std::string > vsp::GetFeaBCIDVec ( const string & fea_struct_id )

extern

Return a vector of FEA BC ID's for a structure

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
string struct_id = GetFeaStructID( pod_id, struct_ind );
 
//==== Add BC ====//
string bc_id = AddFeaBC( struct_id, FEA_BC_STRUCTURE );
 
array < string > bc_id_vec = GetFeaBCIDVec( struct_id );

Parameters

[in]

string

fea_struct_id FEA Structure ID

Returns

Array of FEA BC IDs

GetFeaPartID()

std::string vsp::GetFeaPartID ( const std::string & fea_struct_id, int fea_part_index )

extern

Get the Parm ID of an FEA Part, identified from a FEA Structure Parm ID and FEA Part index.

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
string struct_id = GetFeaStructID( pod_id, struct_ind );
 
//==== Add Bulkead ====//
string bulkhead_id = AddFeaPart( pod_id, struct_ind, FEA_SLICE );
 
Update();
 
if ( bulkhead_id != GetFeaPartID( struct_id, 1 ) ) // These should be equivalent (index 0 is skin)
{
    Print( "Error: GetFeaPartID" );
}

Parameters

[in]	fea_struct_id	FEA Structure ID
[in]	fea_part_index	FEA Part index

Returns

FEA Part ID

GetFeaPartIDVec()

std::vector< std::string > vsp::GetFeaPartIDVec ( const std::string & fea_struct_id )

extern

Get the IDs of all FEA Parts in the given FEA Structure

//==== Add Geometries ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
string struct_id = GetFeaStructID( pod_id, struct_ind );
 
//==== Add FEA Parts ====//
string slice_id = AddFeaPart( pod_id, struct_ind, FEA_SLICE );
string dome_id = AddFeaPart( pod_id, struct_ind, FEA_DOME );
 
array < string > part_id_vec = GetFeaPartIDVec( struct_id ); // Should include slice_id & dome_id

See also

NumFeaParts

Parameters

[in]

fea_struct_id

FEA Structure ID

Returns

Array of FEA Part IDs

GetFeaPartName()

std::string vsp::GetFeaPartName ( const std::string & part_id )

extern

Get the name of an FEA Part

//==== Add Fuselage Geometry ====//
string fuse_id = AddGeom( "FUSELAGE" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( fuse_id );
 
//==== Add Bulkead ====//
string bulkhead_id = AddFeaPart( fuse_id, struct_ind, FEA_SLICE );
 
string name = "example_name";
SetFeaPartName( bulkhead_id, name );
 
if ( name != GetFeaPartName( bulkhead_id ) ) // These should be equivalent
{
    Print( "Error: GetFeaPartName" );
}

See also

SetFeaPartName

Parameters

[in]

part_id

FEA Part ID

Returns

FEA Part name

GetFeaPartPerpendicularSparID()

std::string vsp::GetFeaPartPerpendicularSparID ( const std::string & part_id )

extern

Get the ID of the perpendicular spar for an FEA Rib or Rib Array. Note, the FEA Rib or Rib Array doesn't have to have "SPAR_NORMAL" set for the "PerpendicularEdgeType" Parm for this function to still return a value.

//==== Add Wing Geometry ====//
string wing_id = AddGeom( "WING" );
 
//==== Add FeaStructure to Wing ====//
int struct_ind = AddFeaStruct( wing_id );
 
//==== Add Rib ====//
string rib_id = AddFeaPart( wing_id, struct_ind, FEA_RIB );
 
//==== Add Spars ====//
string spar_id_1 = AddFeaPart( wing_id, struct_ind, FEA_SPAR );
string spar_id_2 = AddFeaPart( wing_id, struct_ind, FEA_SPAR );
 
SetParmVal( FindParm( spar_id_1, "RelCenterLocation", "FeaPart" ), 0.25 );
SetParmVal( FindParm( spar_id_2, "RelCenterLocation", "FeaPart" ), 0.75 );
 
//==== Set Perpendicular Edge type to SPAR ====//
SetParmVal( FindParm( rib_id, "PerpendicularEdgeType", "FeaRib" ), SPAR_NORMAL );
 
SetFeaPartPerpendicularSparID( rib_id, spar_id_2 );
 
if ( spar_id_2 != GetFeaPartPerpendicularSparID( rib_id ) )
{
    Print( "Error: GetFeaPartPerpendicularSparID" );
}

See also

FEA_RIB_NORMAL, SetFeaPartPerpendicularSparID

Parameters

[in]

part_id

FEA Part ID (Rib or Rib Array Type)

Returns

Perpendicular FEA Spar ID

GetFeaPartType()

int vsp::GetFeaPartType ( const std::string & part_id )

extern

Get the type of an FEA Part

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
//==== Add Slice ====//
string slice_id = AddFeaPart( pod_id, struct_ind, FEA_SLICE );
 
if ( FEA_SLICE != GetFeaPartType( slice_id ) ) // These should be equivalent
{
    Print( "Error: GetFeaPartType" );
}

See also

FEA_PART_TYPE

Parameters

[in]

part_id

FEA Part ID

Returns

FEA Part type enum

GetFeaStructID()

std::string vsp::GetFeaStructID ( const std::string & geom_id, int fea_struct_ind )

extern

Get the ID of an FEA Structure

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
string struct_id = GetFeaStructID( pod_id, struct_ind );

Parameters

[in]	geom_id	string Parent Geom ID
[in]	fea_struct_ind	FEA Structure index

Returns

FEA Structure ID

GetFeaStructIDVec()

std::vector< std::string > vsp::GetFeaStructIDVec ( )

extern

Get the IDs of all FEA Structures in the vehicle

//==== Add Geometries ====//
string pod_id = AddGeom( "POD" );
string wing_id = AddGeom( "WING" );
 
//==== Add FeaStructures ====//
int pod_struct_ind = AddFeaStruct( pod_id );
int wing_struct_ind = AddFeaStruct( wing_id );
 
array < string > struct_id_vec = GetFeaStructIDVec();

See also

NumFeaStructures

Returns

Array of FEA Structure IDs

GetFeaStructIndex()

int vsp::GetFeaStructIndex ( const std::string & struct_id )

extern

Get the index of an FEA Structure in its Parent Geom's vector of Structures

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind_1 = AddFeaStruct( pod_id );
 
int struct_ind_2 = AddFeaStruct( pod_id );
 
string struct_id_2 = GetFeaStructID( pod_id, struct_ind_2 );
 
DeleteFeaStruct( pod_id, struct_ind_1 );
 
int struct_ind_2_new = GetFeaStructIndex( struct_id_2 );

Parameters

[in]

struct_id

FEA Structure ID

Returns

FEA Structure index

GetFeaStructName()

std::string vsp::GetFeaStructName ( const std::string & geom_id, int fea_struct_ind )

extern

Get the name of an FEA Structure. The FEA Structure name functions as the the Parm Container name

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
//==== Get Structure Name ====//
string parm_container_name = GetFeaStructName( pod_id, struct_ind );
 
string display_name = string("Current Structure Parm Container Name: ") + parm_container_name + string("\n");
 
Print( display_name );

See also

FindContainer, SetFeaStructName

Parameters

[in]	geom_id	string Parent Geom ID
[in]	fea_struct_ind	FEA Structure index

Returns

Name for the FEA Structure

GetFeaStructParentGeomID()

std::string vsp::GetFeaStructParentGeomID ( const std::string & struct_id )

extern

Get the Parent Geom ID for an FEA Structure

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
string struct_id = GetFeaStructID( pod_id, struct_ind );
 
//==== Get Parent Geom ID and Index ====//
string parent_id = GetFeaStructParentGeomID( struct_id );

Parameters

[in]

struct_id

FEA Structure ID

Returns

Parent Geom ID

GetFeaSubSurfIDVec()

std::vector< std::string > vsp::GetFeaSubSurfIDVec ( const std::string & fea_struct_id )

extern

Get the IDs of all FEA SubSurfaces in the given FEA Structure

//==== Add Geometries ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
string struct_id = GetFeaStructID( pod_id, struct_ind );
 
//==== Add SubSurfaces ====//
string line_array_id = AddFeaSubSurf( pod_id, struct_ind, SS_LINE_ARRAY );
string rectangle_id = AddFeaSubSurf( pod_id, struct_ind, SS_RECTANGLE );
 
array < string > part_id_vec = GetFeaSubSurfIDVec( struct_id ); // Should include line_array_id & rectangle_id

See also

NumFeaSubSurfs

Parameters

[in]

fea_struct_id

FEA Structure ID

Returns

Array of FEA Part IDs

GetFeaSubSurfIndex()

int vsp::GetFeaSubSurfIndex ( const string & ss_id )

extern

Get the index of an FEA SubSurface give the SubSurface ID

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
//==== Add Slice ====//
string slice_id = AddFeaPart( pod_id, struct_ind, FEA_SLICE );
 
//==== Add LineArray ====//
string line_array_id = AddFeaSubSurf( pod_id, struct_ind, SS_LINE_ARRAY );
 
//==== Add Rectangle ====//
string rect_id = AddFeaSubSurf( pod_id, struct_ind, SS_RECTANGLE );
 
if ( 1 != GetFeaSubSurfIndex( rect_id ) ) // These should be equivalent
{
    Print( "Error: GetFeaSubSurfIndex" );
}

Parameters

[in]

ss_id

FEA SubSurface ID

Returns

FEA SubSurface Index

GetFeaSubSurfName()

std::string vsp::GetFeaSubSurfName ( const std::string & subsurf_id )

extern

Set the name of an FEA SubSurface

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
//==== Add LineArray ====//
string line_array_id = AddFeaSubSurf( pod_id, struct_ind, SS_LINE_ARRAY );
 
string name = "example_name";
SetFeaSubSurfName( line_array_id, name );
 
if ( name != GetFeaSubSurfName( line_array_id ) ) // These should be equivalent
{
    Print( "Error: GetFeaSubSurfName" );
}

Parameters

[in]

subsurf_id

FEA SubSurface ID

Returns

FEA SubSurf name

NumFeaBCs()

int vsp::NumFeaBCs ( const string & fea_struct_id )

extern

Return number of FEA BC's in a structure

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
string struct_id = GetFeaStructID( pod_id, struct_ind );
 
//==== Add BC ====//
string bc_id = AddFeaBC( struct_id, FEA_BC_STRUCTURE );
 
int nbc = NumFeaBCs( struct_id );

Parameters

[in]

string

fea_struct_id FEA Structure ID

Returns

Number of FEA BCs

NumFeaParts()

int vsp::NumFeaParts ( const std::string & fea_struct_id )

extern

Get the number of FEA Parts for a particular FEA Structure

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
string struct_id = GetFeaStructID( pod_id, struct_ind );
 
//==== Add FEA Parts ====//
string slice_id = AddFeaPart( pod_id, struct_ind, FEA_SLICE );
string dome_id = AddFeaPart( pod_id, struct_ind, FEA_DOME );
 
if ( NumFeaParts( struct_id ) != 3 ) // Includes FeaSkin
{
    Print( "Error: NumFeaParts" );
}

See also

GetFeaPartIDVec

Parameters

[in]

fea_struct_id

FEA Structure ID

Returns

Number of FEA Parts

NumFeaStructures()

int vsp::NumFeaStructures ( )

extern

Get the total number of FEA Subsurfaces in the vehicle

//==== Add Pod Geometry ====//
string wing_id = AddGeom( "WING" );
 
//==== Add FeaStructure to Pod ====//
int struct_1 = AddFeaStruct( wing_id );
int struct_2 = AddFeaStruct( wing_id );
 
if ( NumFeaStructures() != 2 )
{
    Print( "Error: NumFeaStructures" );
}

See also

GetFeaStructIDVec

Returns

Total Number of FEA Structures

NumFeaSubSurfs()

int vsp::NumFeaSubSurfs ( const std::string & fea_struct_id )

extern

Get the number of FEA Subsurfaces for a particular FEA Structure

//==== Add Pod Geometry ====//
string wing_id = AddGeom( "WING" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( wing_id );
 
string struct_id = GetFeaStructID( wing_id, struct_ind );
 
//==== Add SubSurfaces ====//
string line_array_id = AddFeaSubSurf( wing_id, struct_ind, SS_LINE_ARRAY );
string rectangle_id = AddFeaSubSurf( wing_id, struct_ind, SS_RECTANGLE );
 
if ( NumFeaSubSurfs( struct_id ) != 2 )
{
    Print( "Error: NumFeaSubSurfs" );
}

See also

GetFeaSubSurfIDVec

Parameters

[in]

fea_struct_id

FEA Structure ID

Returns

Number of FEA SubSurfaces

SetFeaMeshFileName()

void vsp::SetFeaMeshFileName ( const std::string & geom_id, int fea_struct_ind, int file_type, const string & file_name )

extern

Set the name of a particular FEA Mesh output file for a specified Structure

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
string struct_id = GetFeaStructID( pod_id, struct_ind );
 
//=== Set Export File Name ===//
string export_name = "FEAMeshTest_calculix.dat";
 
//==== Get Parent Geom ID and Index ====//
string parent_id = GetFeaStructParentGeomID( struct_id ); // same as pod_id
 
SetFeaMeshFileName( parent_id, struct_ind, FEA_CALCULIX_FILE_NAME, export_name );

Parameters

[in]	geom_id	string Parent Geom ID
[in]	fea_struct_ind	FEA Structure index
[in]	file_type	FEA output file type enum (i.e. FEA_EXPORT_TYPE)
[in]	file_name	Name for the output file

SetFeaMeshStructIndex()

void vsp::SetFeaMeshStructIndex ( int struct_index )

extern

Sets FeaMeshMgr m_FeaMeshStructIndex member using passed in index of a FeaStructure

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
SetFeaMeshStructIndex( struct_ind );
 
if ( FindGeoms().size() != 0 ) { Print( "ERROR: VSPRenew" ); }

SetFeaMeshVal()

void vsp::SetFeaMeshVal ( const std::string & geom_id, int fea_struct_ind, int type, double val )

extern

Set the value of a particular FEA Mesh option for the specified Structure. Note, FEA Mesh makes use of enums initially created for CFD Mesh but not all CFD Mesh options are available for FEA Mesh.

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
//==== Adjust FeaMeshSettings ====//
SetFeaMeshVal( pod_id, struct_ind, CFD_MAX_EDGE_LEN, 0.75 );
 
SetFeaMeshVal( pod_id, struct_ind, CFD_MIN_EDGE_LEN, 0.2 );

See also

CFD_CONTROL_TYPE

Parameters

[in]	geom_id	string Parent Geom ID
[in]	fea_struct_ind	FEA Structure index
[in]	type	FEA Mesh option type enum (i.e. CFD_MAX_EDGE_LEN)
[in]	val	Value the option is set to

SetFeaPartName()

void vsp::SetFeaPartName ( const std::string & part_id, const std::string & name )

extern

Set the name of an FEA Part

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
//==== Add Bulkead ====//
string bulkhead_id = AddFeaPart( pod_id, struct_ind, FEA_SLICE );
 
SetFeaPartName( bulkhead_id, "Bulkhead" );

See also

GetFeaPartName

Parameters

[in]	part_id	FEA Part ID
[in]	name	New name for the FEA Part

SetFeaPartPerpendicularSparID()

void vsp::SetFeaPartPerpendicularSparID ( const std::string & part_id, const std::string & perpendicular_spar_id )

extern

Set the ID of the perpendicular spar for an FEA Rib or Rib Array. Note, the FEA Rib or Rib Array should have "SPAR_NORMAL" set for the "PerpendicularEdgeType" Parm. If it is not, the ID will still be set, but the orientation of the Rib or Rib Array will not change.

//==== Add Wing Geometry ====//
string wing_id = AddGeom( "WING" );
 
//==== Add FeaStructure to Wing ====//
int struct_ind = AddFeaStruct( wing_id );
 
//==== Add Rib ====//
string rib_id = AddFeaPart( wing_id, struct_ind, FEA_RIB );
 
//==== Add Spars ====//
string spar_id_1 = AddFeaPart( wing_id, struct_ind, FEA_SPAR );
string spar_id_2 = AddFeaPart( wing_id, struct_ind, FEA_SPAR );
 
SetParmVal( FindParm( spar_id_1, "RelCenterLocation", "FeaPart" ), 0.25 );
SetParmVal( FindParm( spar_id_2, "RelCenterLocation", "FeaPart" ), 0.75 );
 
//==== Set Perpendicular Edge type to SPAR ====//
SetParmVal( FindParm( rib_id, "PerpendicularEdgeType", "FeaRib" ), SPAR_NORMAL );
 
SetFeaPartPerpendicularSparID( rib_id, spar_id_2 );
 
if ( spar_id_2 != GetFeaPartPerpendicularSparID( rib_id ) )
{
    Print( "Error: SetFeaPartPerpendicularSparID" );
}

See also

FEA_RIB_NORMAL, GetFeaPartPerpendicularSparID

Parameters

[in]	part_id	FEA Part ID (Rib or Rib Array Type)
[in]	perpendicular_spar_id	FEA Spar ID

SetFeaStructName()

void vsp::SetFeaStructName ( const std::string & geom_id, int fea_struct_ind, const std::string & name )

extern

Set the name of an FEA Structure

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
//==== Change the Structure Name ====//
SetFeaStructName( pod_id, struct_ind, "Example_Struct" );
 
string parm_container_id = FindContainer( "Example_Struct", struct_ind );
 
string display_id = string("New Structure Parm Container ID: ") + parm_container_id + string("\n");
 
Print( display_id );

See also

GetFeaStructName

Parameters

[in]	geom_id	string Parent Geom ID
[in]	fea_struct_ind	FEA Structure index
[in]	name	New name for the FEA Structure

SetFeaSubSurfName()

void vsp::SetFeaSubSurfName ( const std::string & subsurf_id, const std::string & name )

extern

Set the name of an FEA SubSurface

//==== Add Pod Geometry ====//
string pod_id = AddGeom( "POD" );
 
//==== Add FeaStructure to Pod ====//
int struct_ind = AddFeaStruct( pod_id );
 
//==== Add LineArray ====//
string line_array_id = AddFeaSubSurf( pod_id, struct_ind, SS_LINE_ARRAY );
 
SetFeaSubSurfName( line_array_id, "Stiffener_array" );

Parameters

[in]	subsurf_id	FEA SubSurface ID
[in]	name	New name for the FEA SubSurface