Thanks Paul, fix now merged and submitted to svn/trunk.

On Sun, Oct 11, 2009 at 3:27 AM, Paul Martz <[email protected]> wrote:
> Hi Robert -- A recent change to add the new geometry shader primitive types
> has broken the build on Windows. On Windows, those types are declared in the
> header GL2Extensions, but the PrimitiveSet header (which uses those types)
> fails to include that header, causing compile errors.
>
> Attached is a version of PrimitiveSet that includes GL2Extensions.
> --
> Paul Martz
> Skew Matrix Software LLC
> _http://www.skew-matrix.com_ <http://www.skew-matrix.com/>
> +1 303 859 9466
>
>
> /* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
>  *
>  * This library is open source and may be redistributed and/or modified
> under
>  * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
>  * (at your option) any later version.  The full license is in LICENSE file
>  * included with this distribution, and on the openscenegraph.org website.
>  *
>  * This library is distributed in the hope that it will be useful,
>  * but WITHOUT ANY WARRANTY; without even the implied warranty of
>  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
>  * OpenSceneGraph Public License for more details.
> */
>
> #ifndef OSG_PRIMITIVESET
> #define OSG_PRIMITIVESET 1
>
> #include <osg/GL>
> #include <osg/Object>
> #include <osg/buffered_value>
> #include <osg/Vec2>
> #include <osg/Vec3>
> #include <osg/Vec4>
> #include <osg/Vec2d>
> #include <osg/Vec3d>
> #include <osg/Vec4d>
> #include <osg/MixinVector>
> #include <osg/GL2Extensions>
>
> #include <osg/BufferObject>
>
> #include <vector>
>
> namespace osg {
>
> typedef MixinVector<GLsizei> VectorGLsizei;
> typedef MixinVector<GLubyte> VectorGLubyte;
> typedef MixinVector<GLushort> VectorGLushort;
> typedef MixinVector<GLuint> VectorGLuint;
>
> class State;
>
> /** A \c PrimitiveFunctor is used (in conjunction with
>  *  <tt>osg::Drawable::accept (PrimitiveFunctor&)</tt>) to get access to the
>  *  primitives that compose the things drawn by OSG.
>  *  <p>If \c osg::Drawable::accept() is called with a \c PrimitiveFunctor
>  *  parameter, the \c Drawable will "pretend" it is drawing itself, but
> instead
>  *  of calling real OpenGL functions, it will call
> <tt>PrimitiveFunctor</tt>'s
>  *  member functions that "mimic" the OpenGL calls.
>  *  <p>Concrete subclasses of \c PrimitiveFunctor must implement these
> methods
>  *  so that they performs whatever they want.
>  */
> class PrimitiveFunctor
> {
> public:
>
>    virtual ~PrimitiveFunctor() {}
>
>    /** Sets the array of vertices used to describe the primitives. Somehow
>     *  mimics the OpenGL \c glVertexPointer() function.
>     */
>    virtual void setVertexArray(unsigned int count,const Vec2* vertices) = 0;
>
>    /** Sets the array of vertices used to describe the primitives. Somehow
>     *  mimics the OpenGL \c glVertexPointer() function.
>     */
>    virtual void setVertexArray(unsigned int count,const Vec3* vertices) = 0;
>
>    /** Sets the array of vertices used to describe the primitives. Somehow
>     *  mimics the OpenGL \c glVertexPointer() function.
>     */
>    virtual void setVertexArray(unsigned int count,const Vec4* vertices) = 0;
>
>    /** Sets the array of vertices used to describe the primitives. Somehow
>     *  mimics the OpenGL \c glVertexPointer() function.
>     */
>    virtual void setVertexArray(unsigned int count,const Vec2d* vertices) =
> 0;
>
>    /** Sets the array of vertices used to describe the primitives. Somehow
>     *  mimics the OpenGL \c glVertexPointer() function.
>     */
>    virtual void setVertexArray(unsigned int count,const Vec3d* vertices) =
> 0;
>
>    /** Sets the array of vertices used to describe the primitives. Somehow
>     *  mimics the OpenGL \c glVertexPointer() function.
>     */
>    virtual void setVertexArray(unsigned int count,const Vec4d* vertices) =
> 0;
>
>    /// Mimics the OpenGL \c glDrawArrays() function.
>    virtual void drawArrays(GLenum mode,GLint first,GLsizei count) = 0;
>
>    /// Mimics the OpenGL \c glDrawElements() function.
>    virtual void drawElements(GLenum mode,GLsizei count,const GLubyte*
> indices) = 0;
>
>    /// Mimics the OpenGL \c glDrawElements() function.
>    virtual void drawElements(GLenum mode,GLsizei count,const GLushort*
> indices) = 0;
>
>    /// Mimics the OpenGL \c glDrawElements() function.
>    virtual void drawElements(GLenum mode,GLsizei count,const GLuint*
> indices) = 0;
>
>    /// Mimics the OpenGL \c glBegin() function.
>    virtual void begin(GLenum mode) = 0;
>
>    /// Mimics the OpenGL \c glVertex() "family of functions".
>    virtual void vertex(const Vec2& vert) = 0;
>
>    /// Mimics the OpenGL \c glVertex() "family of functions".
>    virtual void vertex(const Vec3& vert) = 0;
>
>    /// Mimics the OpenGL \c glVertex() "family of functions".
>    virtual void vertex(const Vec4& vert) = 0;
>
>    /// Mimics the OpenGL \c glVertex() "family of functions".
>    virtual void vertex(float x,float y) = 0;
>
>    /// Mimics the OpenGL \c glVertex() "family of functions".
>    virtual void vertex(float x,float y,float z) = 0;
>
>    /// Mimics the OpenGL \c glVertex() "family of functions".
>    virtual void vertex(float x,float y,float z,float w) = 0;
>
>    /// Mimics the OpenGL \c glEnd() function.
>    virtual void end() = 0;
> };
>
> class PrimitiveIndexFunctor
> {
> public:
>
>    virtual ~PrimitiveIndexFunctor() {}
>
>    virtual void setVertexArray(unsigned int count,const Vec2* vertices) = 0;
>    virtual void setVertexArray(unsigned int count,const Vec3* vertices) = 0;
>    virtual void setVertexArray(unsigned int count,const Vec4* vertices) = 0;
>
>    virtual void setVertexArray(unsigned int count,const Vec2d* vertices) =
> 0;
>    virtual void setVertexArray(unsigned int count,const Vec3d* vertices) =
> 0;
>    virtual void setVertexArray(unsigned int count,const Vec4d* vertices) =
> 0;
>
>    virtual void drawArrays(GLenum mode,GLint first,GLsizei count) = 0;
>    virtual void drawElements(GLenum mode,GLsizei count,const GLubyte*
> indices) = 0;
>    virtual void drawElements(GLenum mode,GLsizei count,const GLushort*
> indices) = 0;
>    virtual void drawElements(GLenum mode,GLsizei count,const GLuint*
> indices) = 0;
>
>    virtual void begin(GLenum mode) = 0;
>    virtual void vertex(unsigned int pos) = 0;
>    virtual void end() = 0;
> };
>
> class DrawElements;
>
> class OSG_EXPORT PrimitiveSet : public BufferData
> {
>    public:
>
>        enum Type
>        {
>            PrimitiveType,
>            DrawArraysPrimitiveType,
>            DrawArrayLengthsPrimitiveType,
>            DrawElementsUBytePrimitiveType,
>            DrawElementsUShortPrimitiveType,
>            DrawElementsUIntPrimitiveType
>        };
>
>        enum Mode
>        {
>            POINTS = GL_POINTS,
>            LINES = GL_LINES,
>            LINE_STRIP = GL_LINE_STRIP,
>            LINE_LOOP = GL_LINE_LOOP,
>            TRIANGLES = GL_TRIANGLES,
>            TRIANGLE_STRIP = GL_TRIANGLE_STRIP,
>            TRIANGLE_FAN = GL_TRIANGLE_FAN,
>            QUADS = GL_QUADS,
>            QUAD_STRIP = GL_QUAD_STRIP,
>            POLYGON = GL_POLYGON,
>            LINES_ADJACENCY = GL_LINES_ADJACENCY_EXT,
>            LINE_STRIP_ADJACENCY = GL_LINE_STRIP_ADJACENCY_EXT,
>            TRIANGLES_ADJACENCY = GL_TRIANGLES_ADJACENCY_EXT,
>            TRIANGLE_STRIP_ADJECENCY = GL_TRIANGLE_STRIP_ADJACENCY_EXT
>        };
>
>        PrimitiveSet(Type primType=PrimitiveType,GLenum mode=0, int
> numInstances=0):
>            _primitiveType(primType),
>            _numInstances(numInstances),
>            _mode(mode),
>            _rangeModifiedCount(0) {}
>
>        PrimitiveSet(const PrimitiveSet& prim,const CopyOp&
> copyop=CopyOp::SHALLOW_COPY):
>            BufferData(prim,copyop),
>            _primitiveType(prim._primitiveType),
>            _numInstances(prim._numInstances),
>            _mode(prim._mode),
>            _rangeModifiedCount(0) {}
>
>        virtual bool isSameKindAs(const Object* obj) const { return
> dynamic_cast<const PrimitiveSet*>(obj)!=NULL; }
>        virtual const char* libraryName() const { return "osg"; }
>        virtual const char* className() const { return "PrimitiveSet"; }
>
>        Type                    getType() const { return _primitiveType; }
>        virtual const GLvoid*   getDataPointer() const { return 0; }
>        virtual unsigned int    getTotalDataSize() const { return 0; }
>        virtual bool            supportsBufferObject() const { return false;
> }
>
>        virtual DrawElements* getDrawElements() { return 0; }
>        virtual const DrawElements* getDrawElements() const { return 0; }
>
>        void setNumInstances(int n) { _numInstances = n; }
>        int getNumInstances() const { return _numInstances; }
>
>        void setMode(GLenum mode) { _mode = mode; }
>        GLenum getMode() const { return _mode; }
>
>        virtual void draw(State& state, bool useVertexBufferObjects) const =
> 0;
>
>        virtual void accept(PrimitiveFunctor& functor) const = 0;
>        virtual void accept(PrimitiveIndexFunctor& functor) const = 0;
>
>        virtual unsigned int index(unsigned int pos) const = 0;
>        virtual unsigned int getNumIndices() const = 0;
>        virtual void offsetIndices(int offset) = 0;
>
>        virtual unsigned int getNumPrimitives() const;
>
>        virtual void computeRange() const {}
>
>    protected:
>
>        virtual ~PrimitiveSet() {}
>
>        Type            _primitiveType;
>        int             _numInstances;
>        GLenum          _mode;
>        mutable unsigned int    _rangeModifiedCount;
> };
>
> class OSG_EXPORT DrawArrays : public PrimitiveSet
> {
>    public:
>
>        DrawArrays(GLenum mode=0):
>            PrimitiveSet(DrawArraysPrimitiveType,mode),
>            _first(0),
>            _count(0) {}
>
>        DrawArrays(GLenum mode, GLint first, GLsizei count, int
> numInstances=0):
>            PrimitiveSet(DrawArraysPrimitiveType, mode, numInstances),
>            _first(first),
>            _count(count) {}
>
>        DrawArrays(const DrawArrays& da,const CopyOp&
> copyop=CopyOp::SHALLOW_COPY):
>            PrimitiveSet(da,copyop),
>            _first(da._first),
>            _count(da._count) {}
>
>        virtual Object* cloneType() const { return new DrawArrays(); }
>        virtual Object* clone(const CopyOp& copyop) const { return new
> DrawArrays(*this,copyop); }
>        virtual bool isSameKindAs(const Object* obj) const { return
> dynamic_cast<const DrawArrays*>(obj)!=NULL; }
>        virtual const char* libraryName() const { return "osg"; }
>        virtual const char* className() const { return "DrawArrays"; }
>
>
>        void set(GLenum mode,GLint first, GLsizei count)
>        {
>            _mode = mode;
>            _first = first;
>            _count = count;
>        }
>
>        void setFirst(GLint first) { _first = first; }
>        GLint getFirst() const { return _first; }
>
>        void setCount(GLsizei count) { _count = count; }
>        GLsizei getCount() const { return _count; }
>
>        virtual void draw(State& state, bool useVertexBufferObjects) const;
>
>        virtual void accept(PrimitiveFunctor& functor) const;
>        virtual void accept(PrimitiveIndexFunctor& functor) const;
>
>        virtual unsigned int getNumIndices() const { return
> static_cast<unsigned int>(_count); }
>        virtual unsigned int index(unsigned int pos) const { return
> static_cast<unsigned int>(_first)+pos; }
>        virtual void offsetIndices(int offset) { _first += offset; }
>
>    protected:
>
>        virtual ~DrawArrays() {}
>
>        GLint   _first;
>        GLsizei _count;
> };
>
> class OSG_EXPORT DrawArrayLengths : public PrimitiveSet, public
> VectorGLsizei
> {
>    public:
>
>        typedef VectorGLsizei vector_type;
>
>        DrawArrayLengths(GLenum mode=0):
>            PrimitiveSet(DrawArrayLengthsPrimitiveType,mode),
>            _first(0) {}
>
>        DrawArrayLengths(const DrawArrayLengths& dal,const CopyOp&
> copyop=CopyOp::SHALLOW_COPY):
>            PrimitiveSet(dal,copyop),
>            vector_type(dal),
>            _first(dal._first) {}
>
>        DrawArrayLengths(GLenum mode, GLint first, unsigned int no, GLsizei*
> ptr) :
>            PrimitiveSet(DrawArrayLengthsPrimitiveType,mode),
>            vector_type(ptr,ptr+no),
>            _first(first) {}
>
>        DrawArrayLengths(GLenum mode,GLint first, unsigned int no) :
>            PrimitiveSet(DrawArrayLengthsPrimitiveType,mode),
>            vector_type(no),
>            _first(first) {}
>
>        DrawArrayLengths(GLenum mode,GLint first) :
>            PrimitiveSet(DrawArrayLengthsPrimitiveType,mode),
>            vector_type(),
>            _first(first) {}
>
>
>        virtual Object* cloneType() const { return new DrawArrayLengths(); }
>        virtual Object* clone(const CopyOp& copyop) const { return new
> DrawArrayLengths(*this,copyop); }
>        virtual bool isSameKindAs(const Object* obj) const { return
> dynamic_cast<const DrawArrayLengths*>(obj)!=NULL; }
>        virtual const char* libraryName() const { return "osg"; }
>        virtual const char* className() const { return "DrawArrayLengths"; }
>
>
>        void setFirst(GLint first) { _first = first; }
>        GLint getFirst() const { return _first; }
>
>        virtual void draw(State& state, bool useVertexBufferObjects) const;
>
>        virtual void accept(PrimitiveFunctor& functor) const;
>        virtual void accept(PrimitiveIndexFunctor& functor) const;
>
>        virtual unsigned int getNumIndices() const;
>        virtual unsigned int index(unsigned int pos) const { return
> _first+pos; }
>        virtual void offsetIndices(int offset) { _first += offset; }
>
>        virtual unsigned int getNumPrimitives() const;
>
>    protected:
>
>        virtual ~DrawArrayLengths() {}
>
>        GLint   _first;
> };
>
> class DrawElements : public PrimitiveSet
> {
>    public:
>
>        DrawElements(Type primType=PrimitiveType, GLenum mode=0, int
> numInstances=0):
>            PrimitiveSet(primType,mode, numInstances) {}
>
>        DrawElements(const DrawElements& copy,const CopyOp&
> copyop=CopyOp::SHALLOW_COPY):
>            PrimitiveSet(copy,copyop) {}
>
>
>        virtual DrawElements* getDrawElements() { return this; }
>        virtual const DrawElements* getDrawElements() const { return this; }
>
>        /** Set the ElementBufferObject.*/
>        inline void setElementBufferObject(osg::ElementBufferObject* ebo) {
> setBufferObject(ebo); }
>
>        /** Get the ElementBufferObject. If no EBO is assigned returns NULL*/
>        inline osg::ElementBufferObject* getElementBufferObject() { return
> dynamic_cast<osg::ElementBufferObject*>(_bufferObject.get()); }
>
>        /** Get the const ElementBufferObject. If no EBO is assigned returns
> NULL*/
>        inline const osg::ElementBufferObject* getElementBufferObject() const
> { return dynamic_cast<const osg::ElementBufferObject*>(_bufferObject.get());
> }
>
>        virtual void reserveElements(unsigned int numIndices) = 0;
>        virtual void setElement(unsigned int, unsigned int) = 0;
>        virtual unsigned int getElement(unsigned int) = 0;
>        virtual void addElement(unsigned int) = 0;
>
>    protected:
>
>        virtual ~DrawElements() {}
> };
>
> class OSG_EXPORT DrawElementsUByte : public DrawElements, public
> VectorGLubyte
> {
>    public:
>
>        typedef VectorGLubyte vector_type;
>
>        DrawElementsUByte(GLenum mode=0):
>            DrawElements(DrawElementsUBytePrimitiveType,mode) {}
>
>        DrawElementsUByte(const DrawElementsUByte& array, const CopyOp&
> copyop=CopyOp::SHALLOW_COPY):
>            DrawElements(array,copyop),
>            vector_type(array) {}
>
>        DrawElementsUByte(GLenum mode, unsigned int no, const GLubyte* ptr,
> int numInstances=0) :
>            DrawElements(DrawElementsUBytePrimitiveType,mode,numInstances),
>            vector_type(ptr,ptr+no) {}
>
>        DrawElementsUByte(GLenum mode, unsigned int no) :
>            DrawElements(DrawElementsUBytePrimitiveType,mode),
>            vector_type(no) {}
>
>        virtual Object* cloneType() const { return new DrawElementsUByte(); }
>        virtual Object* clone(const CopyOp& copyop) const { return new
> DrawElementsUByte(*this,copyop); }
>        virtual bool isSameKindAs(const Object* obj) const { return
> dynamic_cast<const DrawElementsUByte*>(obj)!=NULL; }
>        virtual const char* libraryName() const { return "osg"; }
>        virtual const char* className() const { return "DrawElementsUByte"; }
>
>        virtual const GLvoid*   getDataPointer() const { return
> empty()?0:&front(); }
>        virtual unsigned int    getTotalDataSize() const { return
> static_cast<unsigned int>(size()); }
>        virtual bool            supportsBufferObject() const { return false;
> }
>
>        virtual void draw(State& state, bool useVertexBufferObjects) const ;
>
>        virtual void accept(PrimitiveFunctor& functor) const;
>        virtual void accept(PrimitiveIndexFunctor& functor) const;
>
>        virtual unsigned int getNumIndices() const { return
> static_cast<unsigned int>(size()); }
>        virtual unsigned int index(unsigned int pos) const { return
> (*this)[pos]; }
>        virtual void offsetIndices(int offset);
>
>        virtual void computeRange() const
>        {
>            if (empty())
>            {
>                _minIndex = 0;
>                _maxIndex = 0;
>                _rangeModifiedCount = _modifiedCount;
>                return;
>            }
>
>            _minIndex = front();
>            _maxIndex = _minIndex;
>
>            for(vector_type::const_iterator itr=begin(); itr!=end();  ++itr)
>            {
>                if (*itr<_minIndex) _minIndex = *itr;
>                if (*itr>_maxIndex) _maxIndex = *itr;
>            }
>            _rangeModifiedCount = _modifiedCount;
>        }
>
>        virtual void reserveElements(unsigned int numIndices) {
> reserve(numIndices); }
>        virtual void setElement(unsigned int i, unsigned int v)  { (*this)[i]
> = v; }
>        virtual unsigned int getElement(unsigned int i) { return (*this)[i];
> }
>        virtual void addElement(unsigned int v) { push_back(GLubyte(v)); }
>
>    protected:
>
>        virtual ~DrawElementsUByte();
>
>        mutable unsigned int    _minIndex;
>        mutable unsigned int    _maxIndex;
> };
>
>
> class OSG_EXPORT DrawElementsUShort : public DrawElements, public
> VectorGLushort
> {
>    public:
>
>        typedef VectorGLushort vector_type;
>
>        DrawElementsUShort(GLenum mode=0):
>            DrawElements(DrawElementsUShortPrimitiveType,mode) {}
>
>        DrawElementsUShort(const DrawElementsUShort& array,const CopyOp&
> copyop=CopyOp::SHALLOW_COPY):
>            DrawElements(array,copyop),
>            vector_type(array) {}
>
>        DrawElementsUShort(GLenum mode, unsigned int no, const GLushort* ptr,
> int numInstances=0) :
>            DrawElements(DrawElementsUShortPrimitiveType,mode,numInstances),
>            vector_type(ptr,ptr+no) {}
>
>        DrawElementsUShort(GLenum mode, unsigned int no) :
>            DrawElements(DrawElementsUShortPrimitiveType,mode),
>            vector_type(no) {}
>
>        template <class InputIterator>
>        DrawElementsUShort(GLenum mode, InputIterator first,InputIterator
> last) :
>            DrawElements(DrawElementsUShortPrimitiveType,mode),
>            vector_type(first,last) {}
>
>        virtual Object* cloneType() const { return new DrawElementsUShort();
> }
>        virtual Object* clone(const CopyOp& copyop) const { return new
> DrawElementsUShort(*this,copyop); }
>        virtual bool isSameKindAs(const Object* obj) const { return
> dynamic_cast<const DrawElementsUShort*>(obj)!=NULL; }
>        virtual const char* libraryName() const { return "osg"; }
>        virtual const char* className() const { return "DrawElementsUShort";
> }
>
>        virtual const GLvoid*   getDataPointer() const { return
> empty()?0:&front(); }
>        virtual unsigned int    getTotalDataSize() const { return
> 2u*static_cast<unsigned int>(size()); }
>        virtual bool            supportsBufferObject() const { return false;
> }
>
>        virtual void draw(State& state, bool useVertexBufferObjects) const;
>
>        virtual void accept(PrimitiveFunctor& functor) const;
>        virtual void accept(PrimitiveIndexFunctor& functor) const;
>
>        virtual unsigned int getNumIndices() const { return
> static_cast<unsigned int>(size()); }
>        virtual unsigned int index(unsigned int pos) const { return
> (*this)[pos]; }
>        virtual void offsetIndices(int offset);
>
>        virtual void computeRange() const
>        {
>            if (empty())
>            {
>                _minIndex = 0;
>                _maxIndex = 0;
>                _rangeModifiedCount = _modifiedCount;
>                return;
>            }
>
>            _minIndex = front();
>            _maxIndex = _minIndex;
>
>            for(vector_type::const_iterator itr=begin(); itr!=end();  ++itr)
>            {
>                if (*itr<_minIndex) _minIndex = *itr;
>                if (*itr>_maxIndex) _maxIndex = *itr;
>            }
>            _rangeModifiedCount = _modifiedCount;
>        }
>
>        virtual void reserveElements(unsigned int numIndices) {
> reserve(numIndices); }
>        virtual void setElement(unsigned int i, unsigned int v) { (*this)[i]
> = v; }
>        virtual unsigned int getElement(unsigned int i) { return (*this)[i];
> }
>        virtual void addElement(unsigned int v) { push_back(GLushort(v)); }
>
>    protected:
>
>        virtual ~DrawElementsUShort();
>
>        mutable unsigned int    _minIndex;
>        mutable unsigned int    _maxIndex;
> };
>
> class OSG_EXPORT DrawElementsUInt : public DrawElements, public VectorGLuint
> {
>    public:
>
>        typedef VectorGLuint vector_type;
>
>        DrawElementsUInt(GLenum mode=0):
>            DrawElements(DrawElementsUIntPrimitiveType,mode) {}
>
>        DrawElementsUInt(const DrawElementsUInt& array,const CopyOp&
> copyop=CopyOp::SHALLOW_COPY):
>            DrawElements(array,copyop),
>            vector_type(array) {}
>
>        DrawElementsUInt(GLenum mode, unsigned int no, const GLuint* ptr, int
> numInstances=0) :
>            DrawElements(DrawElementsUIntPrimitiveType,mode,numInstances),
>            vector_type(ptr,ptr+no) {}
>
>        DrawElementsUInt(GLenum mode, unsigned int no) :
>            DrawElements(DrawElementsUIntPrimitiveType,mode),
>            vector_type(no) {}
>
>        template <class InputIterator>
>        DrawElementsUInt(GLenum mode, InputIterator first,InputIterator last)
> :
>            DrawElements(DrawElementsUIntPrimitiveType,mode),
>            vector_type(first,last) {}
>
>        virtual Object* cloneType() const { return new DrawElementsUInt(); }
>        virtual Object* clone(const CopyOp& copyop) const { return new
> DrawElementsUInt(*this,copyop); }
>        virtual bool isSameKindAs(const Object* obj) const { return
> dynamic_cast<const DrawElementsUInt*>(obj)!=NULL; }
>        virtual const char* libraryName() const { return "osg"; }
>        virtual const char* className() const { return "DrawElementsUInt"; }
>
>        virtual const GLvoid*   getDataPointer() const { return
> empty()?0:&front(); }
>        virtual unsigned int    getTotalDataSize() const { return
> 4u*static_cast<unsigned int>(size()); }
>        virtual bool            supportsBufferObject() const { return false;
> }
>
>        virtual void draw(State& state, bool useVertexBufferObjects) const;
>
>        virtual void accept(PrimitiveFunctor& functor) const;
>        virtual void accept(PrimitiveIndexFunctor& functor) const;
>
>        virtual unsigned int getNumIndices() const { return
> static_cast<unsigned int>(size()); }
>        virtual unsigned int index(unsigned int pos) const { return
> (*this)[pos]; }
>        virtual void offsetIndices(int offset);
>
>
>        virtual void computeRange() const
>        {
>            if (empty())
>            {
>                _minIndex = 0;
>                _maxIndex = 0;
>                _rangeModifiedCount = _modifiedCount;
>                return;
>            }
>
>            _minIndex = front();
>            _maxIndex = _minIndex;
>
>            for(vector_type::const_iterator itr=begin(); itr!=end();  ++itr)
>            {
>                if (*itr<_minIndex) _minIndex = *itr;
>                if (*itr>_maxIndex) _maxIndex = *itr;
>            }
>            _rangeModifiedCount = _modifiedCount;
>        }
>
>        virtual void reserveElements(unsigned int numIndices) {
> reserve(numIndices); }
>        virtual void setElement(unsigned int i, unsigned int v) { (*this)[i]
> = v; }
>        virtual unsigned int getElement(unsigned int i) { return (*this)[i];
> }
>        virtual void addElement(unsigned int v) { push_back(GLuint(v)); }
>
>    protected:
>
>        virtual ~DrawElementsUInt();
>
>        mutable unsigned int    _minIndex;
>        mutable unsigned int    _maxIndex;
> };
>
> }
>
> #endif
>
> _______________________________________________
> osg-submissions mailing list
> [email protected]
> http://lists.openscenegraph.org/listinfo.cgi/osg-submissions-openscenegraph.org
>
>
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