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85 lines
2.2 KiB
C++
85 lines
2.2 KiB
C++
// SimpleDriver.cpp: implementation of the SimpleDriver class.
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//
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//////////////////////////////////////////////////////////////////////
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#include "SimpleDriver.h"
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#include <TDF_Reference.hxx>
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#include <TDF_ChildIterator.hxx>
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#include <Standard_GUID.hxx>
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#include <OSD_Timer.hxx>
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#include <TDataStd_Real.hxx>
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#include <BRepPrimAPI_MakeSphere.hxx>
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IMPLEMENT_STANDARD_HANDLE(SimpleDriver, TFunction_Driver)
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IMPLEMENT_STANDARD_RTTIEXT(SimpleDriver, TFunction_Driver)
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// ID of the function driver
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const Standard_GUID& SimpleDriver::GetID()
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{
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static const Standard_GUID id("4534840D-6DCD-440f-9F0E-BDEF1C50D434");
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return id;
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}
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// Constructor
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SimpleDriver::SimpleDriver()
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{
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}
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// Returns the arguments of the function
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void SimpleDriver::Arguments(TDF_LabelList& args) const
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{
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// A double - relative time of execution
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args.Append(Label());
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// References to other functions through TDF_Reference
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TDF_ChildIterator itr(Label().FindChild(1), false);
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for (; itr.More(); itr.Next())
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{
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Handle(TDF_Reference) ref;
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if (itr.Value().FindAttribute(TDF_Reference::GetID(), ref))
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args.Append(ref->Get());
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}
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}
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// Returns the results of the function
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void SimpleDriver::Results(TDF_LabelList& res) const
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{
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// References to other functions through TDF_Reference
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res.Append(Label());
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TDF_ChildIterator itr(Label().FindChild(2), false);
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for (; itr.More(); itr.Next())
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{
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Handle(TDF_Reference) ref;
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if (itr.Value().FindAttribute(TDF_Reference::GetID(), ref))
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res.Append(ref->Get());
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}
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}
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// Execution.
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Standard_Integer SimpleDriver::Execute(Handle(TFunction_Logbook)& ) const
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{
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// Check initialization
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if (Label().IsNull())
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return 1;
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// Take the double argument
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Handle(TDataStd_Real) time_keeper;
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if (!Label().FindAttribute(TDataStd_Real::GetID(), time_keeper))
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return 2;
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double times = time_keeper->Get();
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// Make a sphere 10000 * "times" times (it takes about a second on a simple computer).
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int i = 0;
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while (++i < 10000 * times)
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{
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// Call any fucntions taking much time.
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// It is necessary to "see" the execution of a function in real time.
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BRepPrimAPI_MakeSphere mkSphere(100.0);
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mkSphere.Build();
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}
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return 0;
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} |