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-- File: Select3D_SensitiveTriangle.cdl
-- Created: Wed May 14 16:37:59 1997
-- Author: Robert COUBLANC
-- <rob@robox.paris1.matra-dtv.fr>
---Copyright: Matra Datavision 1997
class SensitiveTriangle from Select3D
inherits SensitivePoly from Select3D
---Purpose: A framework to define selection of triangles in a view.
-- This comes into play in the detection of meshing and triangulation in surfaces.
uses
EntityOwner from SelectBasics,
Projector from Select3D,
Lin from gp,
ListOfBox2d from SelectBasics,
Array1OfPnt2d from TColgp,
Box2d from Bnd,
XY from gp,
Pnt from gp,
TypeOfSensitivity from Select3D,
Location from TopLoc
is
Create (OwnerId : EntityOwner from SelectBasics;
P1,P2,P3 : Pnt from gp;
Sensitivity : TypeOfSensitivity = Select3D_TOS_INTERIOR)
returns mutable SensitiveTriangle;
---Level: Public
---Purpose: Constructs a sensitive triangle object defined by the
-- owner OwnerId, the points P1, P2, P3, and the type of sensitivity Sensitivity.
Matches(me :mutable;
X,Y : Real from Standard;
aTol: Real from Standard;
DMin: out Real from Standard)
returns Boolean
is redefined virtual;
Matches (me :mutable;
XMin,YMin,XMax,YMax : Real from Standard;
aTol: Real from Standard)
returns Boolean
is redefined virtual;
---Level: Public
Matches (me :mutable;
Polyline:Array1OfPnt2d from TColgp;
aBox:Box2d from Bnd;
aTol: Real from Standard)
returns Boolean
is redefined virtual;
---Level: Public
ComputeDepth(me;EyeLine: Lin from gp)
returns Real from Standard is redefined static;
Points3D(me; P1,P2,P3 : out Pnt from gp) ;
---Purpose: Returns the 3D points P1, P2, P3 used at the time of construction.
Center3D (me) returns Pnt from gp;
---Purpose: Returns the center point of the sensitive triangle created at construction time.
Center2D (me) returns XY from gp;
---Purpose: WARNING : the returned Values are the original values
-- without the stored location (if there's one).
-- To get the genuine value, One must apply this location
-- (Method Location() )
Status(me;
X,Y : Real from Standard;
aTol : Real from Standard ;
Dmin : out Real from Standard)
returns Integer from Standard;
Status (myclass;
p0,p1,p2: XY from gp ;
aPoint : XY from gp ;
aTol : Real from Standard;
Dmin : out Real from Standard) returns Integer from Standard;
---Purpose: Dmin gives the distance between the cdg and aPoint return
Dump(me; S: in out OStream;FullDump : Boolean from Standard = Standard_True) is redefined virtual;
fields
mytype : TypeOfSensitivity from Select3D;
end SensitiveTriangle;
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