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OpenGl_Structure::Render(), OpenGl_CappingAlgo::RenderCapping() - render groups of instanced and this structure in the same manner using ::renderGeometry() and ::renderClosedGeometry() instead of ::DrawGroups(). Skip capping algo for structures without groups of closed primitives.
61 lines
2.0 KiB
C++
61 lines
2.0 KiB
C++
// Created on: 2014-09-01
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// Created by: Ivan SAZONOV
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// Copyright (c) 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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#ifndef OpenGl_StructureShadow_Header
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#define OpenGl_StructureShadow_Header
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#include <OpenGl_Structure.hxx>
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//! Dummy structure which just redirects to groups of another structure.
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class OpenGl_StructureShadow : public OpenGl_Structure
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{
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public:
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//! Create empty structure
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Standard_EXPORT OpenGl_StructureShadow (const Handle(Graphic3d_StructureManager)& theManager,
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const Handle(OpenGl_Structure)& theStructure);
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//! Return groups of parent structure.
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virtual const Graphic3d_SequenceOfGroup& DrawGroups() const Standard_OVERRIDE
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{ return myParent->DrawGroups(); }
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//! Renders groups of parent structure.
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virtual void renderGeometry (const Handle(OpenGl_Workspace)& theWorkspace,
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bool& theHasClosed) const Standard_OVERRIDE
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{
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myParent->renderGeometry (theWorkspace, theHasClosed);
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}
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//! Renders closed groups of parent structure.
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virtual void renderClosedGeometry (const Handle(OpenGl_Workspace)& theWorkspace) const Standard_OVERRIDE
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{
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myParent->renderClosedGeometry (theWorkspace);
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}
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private:
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Handle(OpenGl_Structure) myParent;
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public:
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DEFINE_STANDARD_RTTI(OpenGl_StructureShadow, OpenGl_Structure) // Type definition
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};
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DEFINE_STANDARD_HANDLE(OpenGl_StructureShadow, OpenGl_Structure)
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#endif // OpenGl_StructureShadow_Header
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