Aspect_GenId::Available(), include size of the queue with recently freed identifiers
Aspect_GenId.cxx - remove tabulation symbols
Test cases for issue CR25052
class GenId from Aspect
- ---Version:
-
- ---Level: Internal
- ---Purpose: This class permits the creation and control of all
- -- identifiers.
- -- Warning: An identifier is an integer.
-
- ---References:
+ ---Purpose: This class permits the creation and control of integer identifiers.
uses
- ListOfInteger from TColStd
+ ListOfInteger from TColStd
raises
- IdentDefinitionError from Aspect
+ IdentDefinitionError from Aspect
is
- Create
- returns GenId from Aspect;
- ---Level: Internal
- ---Purpose: Creates an available set of identifiers with the lower
- -- bound 0 and the upper bound INT_MAX/2.
-
- Create ( Low, Up : Integer from Standard )
- returns GenId from Aspect
- ---Level: Internal
- ---Purpose: Creates an available set of identifiers with the lower
- -- bound <Low> and the upper bound <Up>.
- -- Warning: Raises IdentDefinitionError if <Up> is less than <Low>.
- raises IdentDefinitionError from Aspect;
-
- ---------------------------------------------------
- -- Category: Methods to modify the class definition
- ---------------------------------------------------
-
- --Assign ( me : in out;
- --Other : GenId from Aspect );
- ---Level: Internal
- ---Purpose: Copies the content of <Other> into <me>.
- ---Category: Methods to modify the class definition
- -- C++: alias operator =
-
- Free ( me : in out );
- ---Level: Internal
- ---Purpose: Frees all identifiers of <me>.
- ---Category: Methods to modify the class definition
-
- Free ( me : in out;
- Id : Integer from Standard );
- ---Level: Internal
- ---Purpose: Frees the identifier <Id> of <me>.
- ---Category: Methods to modify the class definition
-
- ----------------------------
- -- Category: Inquire methods
- ----------------------------
-
- Available ( me )
- returns Integer from Standard;
- ---Level: Internal
- ---Purpose: Returns the number of available identifiers of <me>.
- ---Category: Inquire methods
-
- Lower ( me )
- returns Integer from Standard;
- ---Level: Internal
- ---Purpose: Returns the lower bound of <me>.
- ---Category: Inquire methods
-
- Next ( me : in out )
- returns Integer from Standard
- ---Level: Internal
- ---Purpose: Returns an available identifier of <me>.
- -- Warning: Raises IdentDefinitionError if all identifiers are busy.
- raises IdentDefinitionError from Aspect;
-
- Upper ( me )
- returns Integer from Standard;
- ---Level: Internal
- ---Purpose: Returns the upper bound of <me>.
- ---Category: Inquire methods
-
---\f
+ Create
+ returns GenId from Aspect;
+ ---Purpose: Creates an available set of identifiers with the lower bound 0 and the upper bound INT_MAX / 2.
-fields
+ Create (theLow, theUpper : Integer from Standard)
+ returns GenId from Aspect
+ ---Purpose: Creates an available set of identifiers with specified range.
+ -- Raises IdentDefinitionError if theUpper is less than theLow.
+ raises IdentDefinitionError from Aspect;
---
--- Class : Aspect_GenId
---
--- Purpose : Declaration of variables specific to identifiers
---
--- Reminder : An identifier is an integer
---
+ Free (me : in out);
+ ---Level: Internal
+ ---Purpose: Free all identifiers - make the whole range available again.
+
+ Free (me : in out;
+ theId : Integer from Standard);
+ ---Purpose: Free specified identifier. Warning - method has no protection against double-freeing!
+
+ HasFree (me)
+ returns Boolean from Standard;
+ ---Purpose: Returns true if there are available identifiers in range.
- -- the current number of available identifiers
- MyCount : Integer from Standard;
+ Available (me)
+ returns Integer from Standard;
+ ---Purpose: Returns the number of available identifiers.
- -- the number of identifiers
- MyLength : Integer from Standard;
+ Lower (me)
+ returns Integer from Standard;
+ ---Purpose: Returns the lower identifier in range.
- -- the limits for identifiers
- MyLowerBound : Integer from Standard;
- MyUpperBound : Integer from Standard;
+ Next (me : in out)
+ returns Integer from Standard
+ ---Purpose: Returns the next available identifier.
+ -- Warning: Raises IdentDefinitionError if all identifiers are busy.
+ raises IdentDefinitionError from Aspect;
+
+ Upper (me)
+ returns Integer from Standard;
+ ---Purpose: Returns the upper identifier in range.
+
+fields
- -- to save free identifiers
- MyFreeIds : ListOfInteger from TColStd;
+ myFreeCount : Integer from Standard; -- the current number of available identifiers in range, excluding freed numbers
+ myLength : Integer from Standard; -- the number of identifiers
+ myLowerBound : Integer from Standard; -- the lower limit for identifiers
+ myUpperBound : Integer from Standard; -- the upper limit for identifiers
+ myFreeIds : ListOfInteger from TColStd; -- to save free identifiers
end GenId;
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
-//-Version
-
-//-Design Declaration des variables specifiques aux identificateurs
-
-//-Warning Un identificateur est un entier.
-
-//-References
-
-//-Language C++ 2.0
-
-//-Declarations
-
-// for the class
#include <Aspect_GenId.ixx>
-//-Aliases
-
-//-Global data definitions
-
-//-Constructors
-
-//-Destructors
-
-//-Methods, in order
-
-Aspect_GenId::Aspect_GenId ():
-
- MyCount (INT_MAX/2 + 1),
- MyLength (INT_MAX/2 + 1),
- MyLowerBound (0),
- MyUpperBound (INT_MAX/2),
- MyFreeIds () {
-
+// =======================================================================
+// function : Aspect_GenId
+// purpose :
+// =======================================================================
+Aspect_GenId::Aspect_GenId()
+: myFreeCount (INT_MAX / 2 + 1),
+ myLength (INT_MAX / 2 + 1),
+ myLowerBound (0),
+ myUpperBound (INT_MAX / 2)
+{
+ //
}
-Aspect_GenId::Aspect_GenId (const Standard_Integer Low, const Standard_Integer Up):MyFreeIds () {
-
- if (Low <= Up) {
- MyLowerBound = Low;
- MyUpperBound = Up;
- MyLength = MyUpperBound - MyLowerBound + 1;
- MyCount = MyLength;
- }
- else
- Aspect_IdentDefinitionError::Raise
- ("GenId Create Error: Low > Up");
-
+// =======================================================================
+// function : Aspect_GenId
+// purpose :
+// =======================================================================
+Aspect_GenId::Aspect_GenId (const Standard_Integer theLow,
+ const Standard_Integer theUpper)
+: myFreeCount (theUpper - theLow + 1),
+ myLength (theUpper - theLow + 1),
+ myLowerBound (theLow),
+ myUpperBound (theUpper)
+{
+ if (theLow > theUpper)
+ {
+ Aspect_IdentDefinitionError::Raise ("GenId Create Error: wrong interval");
+ }
}
-Standard_Integer Aspect_GenId::Available () const {
-
- return (MyCount);
-
+// =======================================================================
+// function : HasFree
+// purpose :
+// =======================================================================
+Standard_Boolean Aspect_GenId::HasFree() const
+{
+ return myFreeCount > 0
+ || myFreeIds.Extent() > 0;
}
-void Aspect_GenId::Free () {
-
- MyCount = MyLength;
- MyFreeIds.Clear ();
-
+// =======================================================================
+// function : Available
+// purpose :
+// =======================================================================
+Standard_Integer Aspect_GenId::Available() const
+{
+ return myFreeCount + myFreeIds.Extent();
}
-void Aspect_GenId::Free (const Standard_Integer Id) {
-
- if ( (Id >= MyLowerBound) && (Id <= MyUpperBound) )
- MyFreeIds.Prepend (Id);
-
+// =======================================================================
+// function : Free
+// purpose :
+// =======================================================================
+void Aspect_GenId::Free()
+{
+ myFreeCount = myLength;
+ myFreeIds.Clear();
}
-Standard_Integer Aspect_GenId::Lower () const {
-
- return (MyLowerBound);
-
+// =======================================================================
+// function : Free
+// purpose :
+// =======================================================================
+void Aspect_GenId::Free (const Standard_Integer theId)
+{
+ if (theId >= myLowerBound
+ && theId <= myUpperBound)
+ {
+ if (myFreeCount + myFreeIds.Extent() + 1 == myLength)
+ {
+ myFreeCount = myLength;
+ myFreeIds.Clear();
+ }
+ else
+ {
+ myFreeIds.Prepend (theId);
+ }
+ }
}
-Standard_Integer Aspect_GenId::Next () {
-
- if (MyCount == 0)
- Aspect_IdentDefinitionError::Raise
- ("GenId Next Error: Available == 0");
-
-Standard_Integer Id;
-
- if (! MyFreeIds.IsEmpty ()) {
- Id = MyFreeIds.First ();
- MyFreeIds.RemoveFirst ();
- }
- else {
- MyCount --;
- Id = MyLowerBound + MyLength - MyCount - 1;
- }
-
- return Id;
-
+// =======================================================================
+// function : Lower
+// purpose :
+// =======================================================================
+Standard_Integer Aspect_GenId::Lower() const
+{
+ return myLowerBound;
}
-Standard_Integer Aspect_GenId::Upper () const {
-
- return (MyUpperBound);
-
+// =======================================================================
+// function : Next
+// purpose :
+// =======================================================================
+Standard_Integer Aspect_GenId::Next()
+{
+ if (!myFreeIds.IsEmpty())
+ {
+ const Standard_Integer anId = myFreeIds.First();
+ myFreeIds.RemoveFirst();
+ return anId;
+ }
+ else if (myFreeCount < 1)
+ {
+ Aspect_IdentDefinitionError::Raise ("GenId Next Error: Available == 0");
+ }
+
+ --myFreeCount;
+ const Standard_Integer anId = myLowerBound + myLength - myFreeCount - 1;
+ return anId;
}
-//void Aspect_GenId::Assign (const Aspect_GenId& Other) {
-//
-// MyLowerBound = Other.Lower ();
-// MyUpperBound = Other.Upper ();
-//
-//}
+// =======================================================================
+// function : Upper
+// purpose :
+// =======================================================================
+Standard_Integer Aspect_GenId::Upper() const
+{
+ return myUpperBound;
+}
void OpenGl_Clipping::Add (Graphic3d_SequenceOfHClipPlane& thePlanes, const EquationCoords& theCoordSpace)
{
Graphic3d_SequenceOfHClipPlane::Iterator aPlaneIt (thePlanes);
- while (aPlaneIt.More() && myEmptyPlaneIds->Available() > 0)
+ while (aPlaneIt.More() && myEmptyPlaneIds->HasFree())
{
const Handle(Graphic3d_ClipPlane)& aPlane = aPlaneIt.Value();
if (Contains (aPlane))
aPlaneIt.Next();
}
- while (aPlaneIt.More() && myEmptyPlaneIds->Available() == 0)
+ if (!myEmptyPlaneIds->HasFree())
{
- thePlanes.Remove (aPlaneIt);
+ while (aPlaneIt.More())
+ {
+ thePlanes.Remove (aPlaneIt);
+ }
}
}
--- /dev/null
+puts "==========="
+puts "OCC25052"
+puts "==========="
+puts ""
+##########################################################################
+# Visualization - activation of all Clipping Planes within driver limit leads to broken planes management
+##########################################################################
+
+set Image1 ${imagedir}/${casename}_1.png
+set Image9 ${imagedir}/${casename}_9.png
+
+box b -30 -30 -30 70 80 90
+
+vinit
+vsetdispmode 1
+vdisplay b
+vfit
+
+vclipplane create p1
+vclipplane change p1 equation 1 0 0 -0.1
+vclipplane create p2
+vclipplane change p2 equation 1 0 0 -0.1
+vclipplane create p3
+vclipplane change p3 equation 1 0 0 -0.1
+vclipplane create p4
+vclipplane change p4 equation 1 0 0 -0.1
+vclipplane create p5
+vclipplane change p5 equation 1 0 0 -0.1
+vclipplane create p6
+vclipplane change p6 equation 1 0 0 -0.1
+vclipplane create p7
+vclipplane change p7 equation 1 0 0 -0.1
+vclipplane create p8
+vclipplane change p8 equation 1 0 0 -0.1
+vclipplane create p9
+vclipplane change p9 equation 1 0 0 -0.1
+
+vclipplane set p1 view Driver1/Viewer1/View1
+vdump ${Image1}
+vclipplane set p2 view Driver1/Viewer1/View1
+vclipplane set p3 view Driver1/Viewer1/View1
+vclipplane set p4 view Driver1/Viewer1/View1
+vclipplane set p5 view Driver1/Viewer1/View1
+vclipplane set p6 view Driver1/Viewer1/View1
+vclipplane set p7 view Driver1/Viewer1/View1
+vclipplane set p8 view Driver1/Viewer1/View1
+vclipplane set p9 view Driver1/Viewer1/View1
+vdump ${Image9}
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