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74176f3b21
Refactor direction handling in STEP files for improved clarity and performance. Moved to use array instead of vector
102 lines
3.2 KiB
C++
102 lines
3.2 KiB
C++
// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <Interface_Check.hxx>
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#include <Interface_ShareTool.hxx>
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#include "RWStepGeom_RWDirection.pxx"
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#include <StepData_StepReaderData.hxx>
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#include <StepData_StepWriter.hxx>
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#include <StepGeom_Direction.hxx>
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#include <TColStd_HArray1OfReal.hxx>
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RWStepGeom_RWDirection::RWStepGeom_RWDirection() {}
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void RWStepGeom_RWDirection::ReadStep(const Handle(StepData_StepReaderData)& data,
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const Standard_Integer num,
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Handle(Interface_Check)& ach,
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const Handle(StepGeom_Direction)& ent) const
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{
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// --- Number of Parameter Control ---
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if (!data->CheckNbParams(num, 2, ach, "direction"))
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return;
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// --- inherited field : name ---
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Handle(TCollection_HAsciiString) aName;
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// szv#4:S4163:12Mar99 `Standard_Boolean stat1 =` not needed
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data->ReadString(num, 1, "name", ach, aName);
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// --- own field : directionRatios ---
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Standard_Real aCoordinatesItem;
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Standard_Integer aNSub2, aNbCoord = 0;
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Standard_Real aXYZ[3] = {0., 0., 0.};
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if (data->ReadSubList(num, 2, "direction_ratios", ach, aNSub2))
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{
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Standard_Integer aNbElements = data->NbParams(aNSub2);
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if (aNbElements > 3)
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{
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ach->AddWarning("More than 3 direction ratios, ignored");
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}
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aNbCoord = Min(aNbElements, 3);
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for (Standard_Integer i2 = 0; i2 < aNbCoord; i2++)
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{
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if (data->ReadReal(aNSub2, i2 + 1, "direction_ratios", ach, aCoordinatesItem))
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{
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aXYZ[i2] = aCoordinatesItem;
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}
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}
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}
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//--- Initialisation of the read entity ---
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if (aNbCoord == 3)
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ent->Init3D(aName, aXYZ[0], aXYZ[1], aXYZ[2]);
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else
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ent->Init2D(aName, aXYZ[0], aXYZ[1]);
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}
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void RWStepGeom_RWDirection::WriteStep(StepData_StepWriter& SW,
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const Handle(StepGeom_Direction)& ent) const
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{
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// --- inherited field name ---
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SW.Send(ent->Name());
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// --- own field : directionRatios ---
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SW.OpenSub();
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for (Standard_Integer i2 = 1; i2 <= ent->NbDirectionRatios(); i2++)
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{
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SW.Send(ent->DirectionRatiosValue(i2));
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}
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SW.CloseSub();
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}
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void RWStepGeom_RWDirection::Check(const Handle(StepGeom_Direction)& ent,
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const Interface_ShareTool&,
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Handle(Interface_Check)& ach) const
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{
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Standard_Integer nbVal = ent->NbDirectionRatios();
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Standard_Integer i;
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for (i = 1; i <= nbVal; i++)
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{
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if (Abs(ent->DirectionRatiosValue(i)) >= RealEpsilon())
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break;
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}
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if (i > nbVal)
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ach->AddFail("ERROR: DirectionRatios all 0.0");
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}
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