124 lines
2.7 KiB
C++
124 lines
2.7 KiB
C++
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2003 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/PrimitiveSet>
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using namespace osg;
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void DrawArrays::draw() const
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{
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glDrawArrays(_mode,_first,_count);
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}
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void DrawArrays::accept(Drawable::PrimitiveFunctor& functor) const
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{
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functor.drawArrays(_mode,_first,_count);
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}
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void DrawArrayLengths::draw() const
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{
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GLint first = _first;
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for(VectorSizei::const_iterator itr=begin();
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itr!=end();
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++itr)
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{
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glDrawArrays(_mode,first,*itr);
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first += *itr;
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}
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}
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void DrawArrayLengths::accept(Drawable::PrimitiveFunctor& functor) const
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{
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GLint first = _first;
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for(VectorSizei::const_iterator itr=begin();
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itr!=end();
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++itr)
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{
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functor.drawArrays(_mode,first,*itr);
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first += *itr;
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}
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}
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unsigned int DrawArrayLengths::getNumIndices() const
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{
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unsigned int count = 0;
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for(VectorSizei::const_iterator itr=begin();
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itr!=end();
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++itr)
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{
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count += *itr;
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}
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return count;
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}
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void DrawElementsUByte::draw() const
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{
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glDrawElements(_mode,size(),GL_UNSIGNED_BYTE,&front());
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}
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void DrawElementsUByte::accept(Drawable::PrimitiveFunctor& functor) const
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{
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if (!empty()) functor.drawElements(_mode,size(),&front());
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}
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void DrawElementsUByte::offsetIndices(int offset)
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{
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for(iterator itr=begin();
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itr!=end();
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++itr)
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{
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*itr += offset;
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}
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}
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void DrawElementsUShort::draw() const
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{
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glDrawElements(_mode,size(),GL_UNSIGNED_SHORT,&front());
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}
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void DrawElementsUShort::accept(Drawable::PrimitiveFunctor& functor) const
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{
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if (!empty()) functor.drawElements(_mode,size(),&front());
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}
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void DrawElementsUShort::offsetIndices(int offset)
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{
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for(iterator itr=begin();
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itr!=end();
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++itr)
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{
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*itr += offset;
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}
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}
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void DrawElementsUInt::draw() const
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{
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glDrawElements(_mode,size(),GL_UNSIGNED_INT,&front());
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}
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void DrawElementsUInt::accept(Drawable::PrimitiveFunctor& functor) const
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{
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if (!empty()) functor.drawElements(_mode,size(),&front());
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}
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void DrawElementsUInt::offsetIndices(int offset)
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{
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for(iterator itr=begin();
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itr!=end();
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++itr)
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{
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*itr += offset;
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}
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}
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