Open CASCADE Technology  7.6.0
Public Member Functions | Static Public Member Functions | Protected Member Functions | Protected Attributes

Prs3d_ToolDisk Class Reference

Standard presentation algorithm that outputs graphical primitives for disk surface. More...

#include <Prs3d_ToolDisk.hxx>

Inheritance diagram for Prs3d_ToolDisk:
Inheritance graph
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Public Member Functions

 Prs3d_ToolDisk (const Standard_Real theInnerRadius, const Standard_Real theOuterRadius, const Standard_Integer theNbSlices, const Standard_Integer theNbStacks)
 Initializes the algorithm creating a disk. More...
 
void SetAngleRange (Standard_Real theStartAngle, Standard_Real theEndAngle)
 Set angle range in radians [0, 2*PI] by default. More...
 
- Public Member Functions inherited from Prs3d_ToolQuadric
Handle< Graphic3d_ArrayOfTrianglesCreateTriangulation (const gp_Trsf &theTrsf) const
 Generate primitives for 3D quadric surface presentation. More...
 
Handle< Poly_TriangulationCreatePolyTriangulation (const gp_Trsf &theTrsf) const
 Generate primitives for 3D quadric surface presentation. More...
 
void FillArray (Handle< Graphic3d_ArrayOfTriangles > &theArray, const gp_Trsf &theTrsf) const
 Generate primitives for 3D quadric surface and fill the given array. More...
 
Standard_Integer TrianglesNb () const
 Return number of triangles in generated presentation. More...
 
Standard_Integer VerticesNb (bool theIsIndexed=true) const
 Return number of vertices in generated presentation. More...
 
void FillArray (Handle< Graphic3d_ArrayOfTriangles > &theArray, Handle< Poly_Triangulation > &theTriangulation, const gp_Trsf &theTrsf) const
 Generate primitives for 3D quadric surface presentation. More...
 

Static Public Member Functions

static Handle< Graphic3d_ArrayOfTrianglesCreate (const Standard_Real theInnerRadius, const Standard_Real theOuterRadius, const Standard_Integer theNbSlices, const Standard_Integer theNbStacks, const gp_Trsf &theTrsf)
 Generate primitives for 3D quadric surface. More...
 
- Static Public Member Functions inherited from Prs3d_ToolQuadric
static Standard_Integer TrianglesNb (const Standard_Integer theSlicesNb, const Standard_Integer theStacksNb)
 Return number of triangles for presentation with the given params. More...
 
static Standard_Integer VerticesNb (const Standard_Integer theSlicesNb, const Standard_Integer theStacksNb, const Standard_Boolean theIsIndexed=Standard_True)
 Return number of vertices for presentation with the given params. More...
 

Protected Member Functions

virtual gp_Pnt Vertex (const Standard_Real theU, const Standard_Real theV) const override
 Computes vertex at given parameter location of the surface. More...
 
virtual gp_Dir Normal (const Standard_Real, const Standard_Real) const override
 Computes normal at given parameter location of the surface. More...
 

Protected Attributes

Standard_Real myInnerRadius
 Inner disk radius. More...
 
Standard_Real myOuterRadius
 Outer disk radius. More...
 
Standard_Real myStartAngle
 Start angle in counter clockwise order. More...
 
Standard_Real myEndAngle
 End angle in counter clockwise order. More...
 
- Protected Attributes inherited from Prs3d_ToolQuadric
Standard_Integer mySlicesNb
 number of slices within U parameter More...
 
Standard_Integer myStacksNb
 number of stacks within V parameter More...
 

Detailed Description

Standard presentation algorithm that outputs graphical primitives for disk surface.

Constructor & Destructor Documentation

◆ Prs3d_ToolDisk()

Prs3d_ToolDisk::Prs3d_ToolDisk ( const Standard_Real  theInnerRadius,
const Standard_Real  theOuterRadius,
const Standard_Integer  theNbSlices,
const Standard_Integer  theNbStacks 
)

Initializes the algorithm creating a disk.

Parameters
theInnerRadius[in] inner disk radius
theOuterRadius[in] outer disk radius
theNbSlices[in] number of slices within U parameter
theNbStacks[in] number of stacks within V parameter

Member Function Documentation

◆ Create()

static Handle< Graphic3d_ArrayOfTriangles > Prs3d_ToolDisk::Create ( const Standard_Real  theInnerRadius,
const Standard_Real  theOuterRadius,
const Standard_Integer  theNbSlices,
const Standard_Integer  theNbStacks,
const gp_Trsf theTrsf 
)
static

Generate primitives for 3D quadric surface.

Parameters
theInnerRadius[in] inner disc radius
theOuterRadius[in] outer disc radius
theNbSlices[in] number of slices within U parameter
theNbStacks[in] number of stacks within V parameter
theTrsf[in] optional transformation to apply
Returns
generated triangulation

◆ Normal()

virtual gp_Dir Prs3d_ToolDisk::Normal ( const  Standard_Real,
const  Standard_Real 
) const
inlineoverrideprotectedvirtual

Computes normal at given parameter location of the surface.

Implements Prs3d_ToolQuadric.

◆ SetAngleRange()

void Prs3d_ToolDisk::SetAngleRange ( Standard_Real  theStartAngle,
Standard_Real  theEndAngle 
)
inline

Set angle range in radians [0, 2*PI] by default.

Parameters
theStartAngle[in] Start angle in counter clockwise order
theEndAngle[in] End angle in counter clockwise order

◆ Vertex()

virtual gp_Pnt Prs3d_ToolDisk::Vertex ( const Standard_Real  theU,
const Standard_Real  theV 
) const
overrideprotectedvirtual

Computes vertex at given parameter location of the surface.

Implements Prs3d_ToolQuadric.

Field Documentation

◆ myEndAngle

Standard_Real Prs3d_ToolDisk::myEndAngle
protected

End angle in counter clockwise order.

◆ myInnerRadius

Standard_Real Prs3d_ToolDisk::myInnerRadius
protected

Inner disk radius.

◆ myOuterRadius

Standard_Real Prs3d_ToolDisk::myOuterRadius
protected

Outer disk radius.

◆ myStartAngle

Standard_Real Prs3d_ToolDisk::myStartAngle
protected

Start angle in counter clockwise order.


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