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973c2be1e1
The copying permission statements at the beginning of source files updated to refer to LGPL. Copyright dates extended till 2014 in advance.
125 lines
4.2 KiB
C++
125 lines
4.2 KiB
C++
// Created on: 2000-06-16
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// Copyright (c) 2000-2014 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
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// under the terms of the GNU Lesser General Public 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 <Graphic3d_Group.jxx>
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#include <Graphic3d_Group.pxx>
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#include <Graphic3d_ArrayOfPoints.hxx>
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#include <gp_Pnt.hxx>
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// =======================================================================
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// function : AddPrimitiveArray
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// purpose :
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// =======================================================================
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void Graphic3d_Group :: AddPrimitiveArray ( const Handle(Graphic3d_ArrayOfPrimitives)& elem,const Standard_Boolean EvalMinMax )
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{
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if (IsDeleted () ) return;
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if( !elem->IsValid() ) return;
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if( !MyContainsFacet &&
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(elem->Type() != Graphic3d_TOPA_POLYLINES) &&
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(elem->Type() != Graphic3d_TOPA_SEGMENTS) &&
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(elem->Type() != Graphic3d_TOPA_POINTS) ) {
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MyStructure->GroupsWithFacet (+1);
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MyContainsFacet = Standard_True;
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}
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MyIsEmpty = Standard_False;
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MyListOfPArray.Append(elem);
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// Min-Max Update
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if (EvalMinMax) {
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Standard_Real x,y,z;
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for (int k=1; k<=elem->VertexNumber() ; k++) {
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elem->Vertice(k,x,y,z);
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if (x < MyBounds.XMin) MyBounds.XMin = Standard_ShortReal(x);
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if (y < MyBounds.YMin) MyBounds.YMin = Standard_ShortReal(y);
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if (z < MyBounds.ZMin) MyBounds.ZMin = Standard_ShortReal(z);
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if (x > MyBounds.XMax) MyBounds.XMax = Standard_ShortReal(x);
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if (y > MyBounds.YMax) MyBounds.YMax = Standard_ShortReal(y);
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if (z > MyBounds.ZMax) MyBounds.ZMax = Standard_ShortReal(z);
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}
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}
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MyGraphicDriver->PrimitiveArray(MyCGroup, elem->Array());
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Update ();
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}
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// =======================================================================
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// function : Marker
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// purpose :
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// =======================================================================
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void Graphic3d_Group::Marker (const Graphic3d_Vertex& thePoint,
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const Standard_Boolean theToEvalMinMax)
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{
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Handle(Graphic3d_ArrayOfPoints) aPoints = new Graphic3d_ArrayOfPoints (1);
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aPoints->AddVertex (thePoint.X(), thePoint.Y(), thePoint.Z());
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AddPrimitiveArray (aPoints, theToEvalMinMax);
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}
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// =======================================================================
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// function : UserDraw
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// purpose :
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// =======================================================================
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void Graphic3d_Group :: UserDraw ( const Standard_Address AnObject,
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const Standard_Boolean EvalMinMax,
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const Standard_Boolean ContainsFacet )
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{
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if (IsDeleted ()) return;
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// Without this modification, the group assumes the primitive contains
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// no polygons and does not require the Z-buffer for display.
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if (!MyContainsFacet && ContainsFacet) {
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MyStructure->GroupsWithFacet (+1);
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MyContainsFacet = Standard_True;
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}
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MyIsEmpty = Standard_False;
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Graphic3d_CUserDraw AUserDraw;
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AUserDraw.Data = AnObject;
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AUserDraw.Bounds = ( EvalMinMax? &MyBounds : NULL );
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MyGraphicDriver->UserDraw (MyCGroup, AUserDraw);
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Update ();
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}
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// =======================================================================
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// function : SetFlippingOptions
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// purpose :
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// =======================================================================
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void Graphic3d_Group::SetFlippingOptions (const Standard_Boolean theIsEnabled,
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const gp_Ax2& theRefPlane)
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{
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MyGraphicDriver->SetFlippingOptions (MyCGroup, theIsEnabled, theRefPlane);
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}
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// =======================================================================
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// function : SetStencilTestOptions
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// purpose :
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// =======================================================================
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void Graphic3d_Group::SetStencilTestOptions (const Standard_Boolean theIsEnabled)
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{
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MyGraphicDriver->SetStencilTestOptions (MyCGroup, theIsEnabled);
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}
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