Open CASCADE Technology  7.4.0
Public Member Functions | Static Public Member Functions | Protected Member Functions | Static Protected Member Functions

MeshVS_MeshPrsBuilder Class Reference

This class provides methods to compute base mesh presentation. More...

#include <MeshVS_MeshPrsBuilder.hxx>

Inheritance diagram for MeshVS_MeshPrsBuilder:
Inheritance graph
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Public Member Functions

 MeshVS_MeshPrsBuilder (const Handle< MeshVS_Mesh > &Parent, const MeshVS_DisplayModeFlags &Flags=MeshVS_DMF_OCCMask, const Handle< MeshVS_DataSource > &DS=0, const Standard_Integer Id=-1, const MeshVS_BuilderPriority &Priority=MeshVS_BP_Mesh)
 Creates builder with certain display mode flags, data source, ID and priority. More...
 
virtual void Build (const Handle< Prs3d_Presentation > &Prs, const TColStd_PackedMapOfInteger &IDs, TColStd_PackedMapOfInteger &IDsToExclude, const Standard_Boolean IsElement, const Standard_Integer DisplayMode) const override
 Builds base mesh presentation by calling the methods below. More...
 
virtual void BuildNodes (const Handle< Prs3d_Presentation > &Prs, const TColStd_PackedMapOfInteger &IDs, TColStd_PackedMapOfInteger &IDsToExclude, const Standard_Integer DisplayMode) const
 Builds nodes presentation. More...
 
virtual void BuildElements (const Handle< Prs3d_Presentation > &Prs, const TColStd_PackedMapOfInteger &IDs, TColStd_PackedMapOfInteger &IDsToExclude, const Standard_Integer DisplayMode) const
 Builds elements presentation. More...
 
virtual void BuildHilightPrs (const Handle< Prs3d_Presentation > &Prs, const TColStd_PackedMapOfInteger &IDs, const Standard_Boolean IsElement) const
 Builds presentation of hilighted entity. More...
 
- Public Member Functions inherited from MeshVS_PrsBuilder
virtual void CustomBuild (const Handle< Prs3d_Presentation > &Prs, const TColStd_PackedMapOfInteger &IDs, TColStd_PackedMapOfInteger &IDsToExclude, const Standard_Integer DisplayMode) const
 This method is called to build presentation of custom elements (they have MeshVS_ET_0D type). IDs is set of numeric identificators of elements for custom building. IDsToExclude is set of IDs to exclude from processing. If some entity has been excluded, it is not processed by other builders. DisplayMode is numeric constant describing display mode (see MeshVS_DisplayModeFlags.hxx) More...
 
virtual Handle< Select3D_SensitiveEntityCustomSensitiveEntity (const Handle< SelectMgr_EntityOwner > &Owner, const Standard_Integer SelectMode) const
 This method is called to build sensitive of custom elements ( they have MeshVS_ET_0D type ) More...
 
Standard_Integer GetFlags () const
 Returns flags, assigned with builder during creation. More...
 
virtual Standard_Boolean TestFlags (const Standard_Integer DisplayMode) const
 Test whether display mode has flags assigned with this builder. This method has default implementation and can be redefined for advance behavior Returns Standard_True only if display mode is appropriate for this builder. More...
 
Standard_Integer GetId () const
 Returns builder ID. More...
 
Standard_Integer GetPriority () const
 Returns priority; as priority bigger, as soon builder will be called. More...
 
Handle< MeshVS_DataSourceGetDataSource () const
 Returns custom data source or default ( from MeshVS_Mesh ) if custom is NULL. More...
 
void SetDataSource (const Handle< MeshVS_DataSource > &newDS)
 Change custom data source. More...
 
Handle< MeshVS_DrawerGetDrawer () const
 Returns custom drawer or default ( from MeshVS_Mesh ) if custom is NULL. More...
 
void SetDrawer (const Handle< MeshVS_Drawer > &newDr)
 Change custom drawer. More...
 
void SetExcluding (const Standard_Boolean state)
 Set excluding state. If it is Standard_True, the nodes or elements, processed by current builder will be noted and next builder won't process its. More...
 
Standard_Boolean IsExcludingOn () const
 Read excluding state. More...
 
void SetPresentationManager (const Handle< PrsMgr_PresentationManager3d > &thePrsMgr)
 Set presentation manager for builder. More...
 
Handle< PrsMgr_PresentationManager3dGetPresentationManager () const
 Get presentation manager of builder. More...
 
- Public Member Functions inherited from Standard_Transient
 Standard_Transient ()
 Empty constructor. More...
 
 Standard_Transient (const Standard_Transient &)
 Copy constructor – does nothing. More...
 
Standard_Transientoperator= (const Standard_Transient &)
 Assignment operator, needed to avoid copying reference counter. More...
 
virtual ~Standard_Transient ()
 Destructor must be virtual. More...
 
virtual void Delete () const
 Memory deallocator for transient classes. More...
 
virtual const opencascade::handle< Standard_Type > & DynamicType () const
 Returns a type descriptor about this object. More...
 
Standard_Boolean IsInstance (const opencascade::handle< Standard_Type > &theType) const
 Returns a true value if this is an instance of Type. More...
 
Standard_Boolean IsInstance (const Standard_CString theTypeName) const
 Returns a true value if this is an instance of TypeName. More...
 
Standard_Boolean IsKind (const opencascade::handle< Standard_Type > &theType) const
 Returns true if this is an instance of Type or an instance of any class that inherits from Type. Note that multiple inheritance is not supported by OCCT RTTI mechanism. More...
 
Standard_Boolean IsKind (const Standard_CString theTypeName) const
 Returns true if this is an instance of TypeName or an instance of any class that inherits from TypeName. Note that multiple inheritance is not supported by OCCT RTTI mechanism. More...
 
Standard_TransientThis () const
 Returns non-const pointer to this object (like const_cast). For protection against creating handle to objects allocated in stack or call from constructor, it will raise exception Standard_ProgramError if reference counter is zero. More...
 
Standard_Integer GetRefCount () const
 Get the reference counter of this object. More...
 
void IncrementRefCounter () const
 Increments the reference counter of this object. More...
 
Standard_Integer DecrementRefCounter () const
 Decrements the reference counter of this object; returns the decremented value. More...
 

Static Public Member Functions

static void AddVolumePrs (const Handle< MeshVS_HArray1OfSequenceOfInteger > &Topo, const TColStd_Array1OfReal &Nodes, const Standard_Integer NbNodes, const Handle< Graphic3d_ArrayOfPrimitives > &Array, const Standard_Boolean IsReflected, const Standard_Boolean IsShrinked, const Standard_Boolean IsSelect, const Standard_Real ShrinkCoef)
 Add to array polygons or polylines representing volume. More...
 
static void HowManyPrimitives (const Handle< MeshVS_HArray1OfSequenceOfInteger > &Topo, const Standard_Boolean AsPolygons, const Standard_Boolean IsSelect, const Standard_Integer NbNodes, Standard_Integer &Vertices, Standard_Integer &Bounds)
 Calculate how many polygons or polylines are necessary to draw passed topology. More...
 
- Static Public Member Functions inherited from Standard_Transient
static const char * get_type_name ()
 Returns a type descriptor about this object. More...
 
static const opencascade::handle< Standard_Type > & get_type_descriptor ()
 Returns type descriptor of Standard_Transient class. More...
 

Protected Member Functions

void AddLinkPrs (const TColStd_Array1OfReal &theCoords, const Handle< Graphic3d_ArrayOfSegments > &theLines, const Standard_Boolean IsShrinked, const Standard_Real ShrinkCoef) const
 Add to array of polylines some lines representing link. More...
 
void AddFaceWirePrs (const TColStd_Array1OfReal &theCoords, const Standard_Integer theNbNodes, const Handle< Graphic3d_ArrayOfSegments > &theLines, const Standard_Boolean theIsShrinked, const Standard_Real theShrinkingCoef) const
 Add to array of segments representing face's wire. More...
 
void AddFaceSolidPrs (const Standard_Integer ID, const TColStd_Array1OfReal &theCoords, const Standard_Integer theNbNodes, const Standard_Integer theMaxNodes, const Handle< Graphic3d_ArrayOfTriangles > &theTriangles, const Standard_Boolean theIsReflected, const Standard_Boolean theIsShrinked, const Standard_Real theShrinkCoef, const Standard_Boolean theIsMeshSmoothShading) const
 Add to array of polygons a polygon representing face. More...
 
void DrawArrays (const Handle< Prs3d_Presentation > &Prs, const Handle< Graphic3d_ArrayOfPrimitives > &thePolygons, const Handle< Graphic3d_ArrayOfPrimitives > &theLines, const Handle< Graphic3d_ArrayOfPrimitives > &theLinkLines, const Handle< Graphic3d_ArrayOfPrimitives > &theVolumesInShad, const Standard_Boolean IsPolygonsEdgesOff, const Standard_Boolean IsSelected, const Handle< Graphic3d_AspectFillArea3d > &theFillAsp, const Handle< Graphic3d_AspectLine3d > &theLineAsp) const
 Draw array of polygons and polylines in the certain order according to transparency. More...
 
- Protected Member Functions inherited from MeshVS_PrsBuilder
 MeshVS_PrsBuilder (const Handle< MeshVS_Mesh > &Parent, const MeshVS_DisplayModeFlags &Flags, const Handle< MeshVS_DataSource > &DS, const Standard_Integer Id, const MeshVS_BuilderPriority &Priority=MeshVS_BP_Default)
 Constructor Parent is pointer to MeshVS_Mesh object Flags is set of display modes corresponding to this builder DS is data source object, from which builder will pick geometry and topological information Id is numeric identificator of builder. You must set it to positive integer, but if you set it to -1, constructor will select the smallest integer, not occupied by other builders Priority is numerical priority constant. As priority bigger, as sooner builder starts during presentation construction. More...
 
Handle< MeshVS_DataSourceDataSource () const
 Returns only custom data source. More...
 
Handle< MeshVS_DrawerDrawer () const
 Returns only custom drawer. More...
 

Static Protected Member Functions

static void CalculateCenter (const TColStd_Array1OfReal &theCoords, const Standard_Integer NbNodes, Standard_Real &xG, Standard_Real &yG, Standard_Real &zG)
 Default calculation of center of face or link. This method if useful for shrink mode presentation theCoords is array of nodes co-ordinates in the strict order X1, Y1, Z1, X2... NbNodes is number of nodes an element consist of xG, yG, zG are co-ordinates of center whose will be returned. More...
 

Additional Inherited Members

- Public Types inherited from Standard_Transient
typedef void base_type
 Returns a type descriptor about this object. More...
 
- Protected Attributes inherited from MeshVS_PrsBuilder
MeshVS_MeshPtr myParentMesh
 

Detailed Description

This class provides methods to compute base mesh presentation.

Constructor & Destructor Documentation

◆ MeshVS_MeshPrsBuilder()

MeshVS_MeshPrsBuilder::MeshVS_MeshPrsBuilder ( const Handle< MeshVS_Mesh > &  Parent,
const MeshVS_DisplayModeFlags Flags = MeshVS_DMF_OCCMask,
const Handle< MeshVS_DataSource > &  DS = 0,
const Standard_Integer  Id = -1,
const MeshVS_BuilderPriority Priority = MeshVS_BP_Mesh 
)

Creates builder with certain display mode flags, data source, ID and priority.

Member Function Documentation

◆ AddFaceSolidPrs()

void MeshVS_MeshPrsBuilder::AddFaceSolidPrs ( const Standard_Integer  ID,
const TColStd_Array1OfReal theCoords,
const Standard_Integer  theNbNodes,
const Standard_Integer  theMaxNodes,
const Handle< Graphic3d_ArrayOfTriangles > &  theTriangles,
const Standard_Boolean  theIsReflected,
const Standard_Boolean  theIsShrinked,
const Standard_Real  theShrinkCoef,
const Standard_Boolean  theIsMeshSmoothShading 
) const
protected

Add to array of polygons a polygon representing face.

◆ AddFaceWirePrs()

void MeshVS_MeshPrsBuilder::AddFaceWirePrs ( const TColStd_Array1OfReal theCoords,
const Standard_Integer  theNbNodes,
const Handle< Graphic3d_ArrayOfSegments > &  theLines,
const Standard_Boolean  theIsShrinked,
const Standard_Real  theShrinkingCoef 
) const
protected

Add to array of segments representing face's wire.

◆ AddLinkPrs()

void MeshVS_MeshPrsBuilder::AddLinkPrs ( const TColStd_Array1OfReal theCoords,
const Handle< Graphic3d_ArrayOfSegments > &  theLines,
const Standard_Boolean  IsShrinked,
const Standard_Real  ShrinkCoef 
) const
protected

Add to array of polylines some lines representing link.

◆ AddVolumePrs()

static void MeshVS_MeshPrsBuilder::AddVolumePrs ( const Handle< MeshVS_HArray1OfSequenceOfInteger > &  Topo,
const TColStd_Array1OfReal Nodes,
const Standard_Integer  NbNodes,
const Handle< Graphic3d_ArrayOfPrimitives > &  Array,
const Standard_Boolean  IsReflected,
const Standard_Boolean  IsShrinked,
const Standard_Boolean  IsSelect,
const Standard_Real  ShrinkCoef 
)
static

Add to array polygons or polylines representing volume.

◆ Build()

virtual void MeshVS_MeshPrsBuilder::Build ( const Handle< Prs3d_Presentation > &  Prs,
const TColStd_PackedMapOfInteger IDs,
TColStd_PackedMapOfInteger IDsToExclude,
const Standard_Boolean  IsElement,
const Standard_Integer  DisplayMode 
) const
overridevirtual

Builds base mesh presentation by calling the methods below.

Implements MeshVS_PrsBuilder.

◆ BuildElements()

virtual void MeshVS_MeshPrsBuilder::BuildElements ( const Handle< Prs3d_Presentation > &  Prs,
const TColStd_PackedMapOfInteger IDs,
TColStd_PackedMapOfInteger IDsToExclude,
const Standard_Integer  DisplayMode 
) const
virtual

Builds elements presentation.

◆ BuildHilightPrs()

virtual void MeshVS_MeshPrsBuilder::BuildHilightPrs ( const Handle< Prs3d_Presentation > &  Prs,
const TColStd_PackedMapOfInteger IDs,
const Standard_Boolean  IsElement 
) const
virtual

Builds presentation of hilighted entity.

◆ BuildNodes()

virtual void MeshVS_MeshPrsBuilder::BuildNodes ( const Handle< Prs3d_Presentation > &  Prs,
const TColStd_PackedMapOfInteger IDs,
TColStd_PackedMapOfInteger IDsToExclude,
const Standard_Integer  DisplayMode 
) const
virtual

Builds nodes presentation.

◆ CalculateCenter()

static void MeshVS_MeshPrsBuilder::CalculateCenter ( const TColStd_Array1OfReal theCoords,
const Standard_Integer  NbNodes,
Standard_Real xG,
Standard_Real yG,
Standard_Real zG 
)
staticprotected

Default calculation of center of face or link. This method if useful for shrink mode presentation theCoords is array of nodes co-ordinates in the strict order X1, Y1, Z1, X2... NbNodes is number of nodes an element consist of xG, yG, zG are co-ordinates of center whose will be returned.

◆ DrawArrays()

void MeshVS_MeshPrsBuilder::DrawArrays ( const Handle< Prs3d_Presentation > &  Prs,
const Handle< Graphic3d_ArrayOfPrimitives > &  thePolygons,
const Handle< Graphic3d_ArrayOfPrimitives > &  theLines,
const Handle< Graphic3d_ArrayOfPrimitives > &  theLinkLines,
const Handle< Graphic3d_ArrayOfPrimitives > &  theVolumesInShad,
const Standard_Boolean  IsPolygonsEdgesOff,
const Standard_Boolean  IsSelected,
const Handle< Graphic3d_AspectFillArea3d > &  theFillAsp,
const Handle< Graphic3d_AspectLine3d > &  theLineAsp 
) const
protected

Draw array of polygons and polylines in the certain order according to transparency.

◆ HowManyPrimitives()

static void MeshVS_MeshPrsBuilder::HowManyPrimitives ( const Handle< MeshVS_HArray1OfSequenceOfInteger > &  Topo,
const Standard_Boolean  AsPolygons,
const Standard_Boolean  IsSelect,
const Standard_Integer  NbNodes,
Standard_Integer Vertices,
Standard_Integer Bounds 
)
static

Calculate how many polygons or polylines are necessary to draw passed topology.


The documentation for this class was generated from the following file: