106 lines
3.2 KiB
C++
106 lines
3.2 KiB
C++
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
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*
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* This library is open source and may be redistributed and/or modified under
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* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
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* (at your option) any later version. The full license is in LICENSE file
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* included with this distribution, and on the openscenegraph.org website.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* OpenSceneGraph Public License for more details.
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*/
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#include <osg/CopyOp>
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#include <osg/Node>
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#include <osg/StateSet>
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#include <osg/Texture>
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#include <osg/Drawable>
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#include <osg/Array>
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#include <osg/PrimitiveSet>
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#include <osg/Shape>
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#include <osg/StateAttribute>
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#include <osg/Callback>
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using namespace osg;
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#define COPY_OP( TYPE, FLAG ) \
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TYPE* CopyOp::operator() (const TYPE* obj) const \
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{ \
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if (obj && _flags&FLAG) \
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return osg::clone(obj, *this); \
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else \
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return const_cast<TYPE*>(obj); \
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}
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COPY_OP( Object, DEEP_COPY_OBJECTS )
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COPY_OP( StateSet, DEEP_COPY_STATESETS )
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COPY_OP( Image, DEEP_COPY_IMAGES )
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COPY_OP( UniformBase, DEEP_COPY_UNIFORMS )
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COPY_OP( Uniform, DEEP_COPY_UNIFORMS )
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COPY_OP( UniformCallback, DEEP_COPY_CALLBACKS )
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COPY_OP( StateAttributeCallback, DEEP_COPY_CALLBACKS )
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COPY_OP( Drawable, DEEP_COPY_DRAWABLES )
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COPY_OP( Texture, DEEP_COPY_TEXTURES )
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COPY_OP( Array, DEEP_COPY_ARRAYS )
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COPY_OP( PrimitiveSet, DEEP_COPY_PRIMITIVES )
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COPY_OP( Shape, DEEP_COPY_SHAPES )
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Referenced* CopyOp::operator() (const Referenced* ref) const
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{
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return const_cast<Referenced*>(ref);
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}
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Node* CopyOp::operator() (const Node* node) const
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{
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if (!node) return 0;
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const Drawable* drawable = node->asDrawable();
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if (drawable) return operator()(drawable);
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else if (_flags&DEEP_COPY_NODES) return osg::clone(node, *this);
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else return const_cast<Node*>(node);
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}
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StateAttribute* CopyOp::operator() (const StateAttribute* attr) const
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{
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if (attr && _flags&DEEP_COPY_STATEATTRIBUTES)
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{
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const Texture* textbase = dynamic_cast<const Texture*>(attr);
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if (textbase)
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{
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return operator()(textbase);
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}
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else
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{
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return osg::clone(attr, *this);
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}
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}
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else
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return const_cast<StateAttribute*>(attr);
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}
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Callback* CopyOp::operator() (const Callback* nc) const
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{
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if (nc && _flags&DEEP_COPY_CALLBACKS)
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{
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// deep copy the full chain of callback
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Callback* first = osg::clone(nc, *this);
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if (!first) return 0;
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first->setNestedCallback(0);
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nc = nc->getNestedCallback();
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while (nc)
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{
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Callback* ucb = osg::clone(nc, *this);
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if (ucb)
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{
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ucb->setNestedCallback(0);
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first->addNestedCallback(ucb);
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}
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nc = nc->getNestedCallback();
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}
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return first;
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}
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else
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return const_cast<Callback*>(nc);
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}
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