OpenSceneGraph/include/osgUtil/RenderBin

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2001-09-20 05:19:47 +08:00
#ifndef OSGUTIL_RENDERBIN
#define OSGUTIL_RENDERBIN 1
#include <osgUtil/RenderGraph>
#include <osgUtil/Statistics>
#include <map>
#include <vector>
#include <string>
namespace osgUtil {
class RenderStage;
/**
* RenderBin base class.
*/
class OSGUTIL_EXPORT RenderBin : public osg::Object
{
public:
typedef std::vector<RenderLeaf*> RenderLeafList;
typedef std::vector<RenderGraph*> RenderGraphList;
typedef std::map< int, osg::ref_ptr<RenderBin> > RenderBinList;
// static methods.
static RenderBin* createRenderBin(const std::string& binName);
static void addRenderBinPrototype(RenderBin* proto);
static void removeRenderBinPrototype(RenderBin* proto);
RenderBin();
virtual osg::Object* clone() const { return new RenderBin(); }
virtual bool isSameKindAs(const osg::Object* obj) const { return dynamic_cast<const RenderBin*>(obj)!=0L; }
virtual const char* className() const { return "RenderBin"; }
virtual void reset();
RenderBin* find_or_insert(int binNum,const std::string& binName);
void addRenderGraph(RenderGraph* rg)
{
_renderGraphList.push_back(rg);
}
void sort();
virtual void sort_local() {}
virtual void draw(osg::State& state,RenderLeaf*& previous);
virtual void draw_local(osg::State& state,RenderLeaf*& previous);
/** extract stats for current draw list. */
void getPrims(Statistics *primStats);
public:
int _binNum;
RenderBin* _parent;
RenderStage* _stage;
RenderBinList _bins;
RenderGraphList _renderGraphList;
typedef std::map< std::string, osg::ref_ptr<RenderBin> > RenderBinPrototypeList;
static RenderBinPrototypeList s_renderBinPrototypeList;
protected:
virtual ~RenderBin();
};
/** Proxy class for automatic registration of renderbins with the RenderBin prototypelist.*/
template<class T>
class RegisterRenderBinProxy
{
public:
RegisterRenderBinProxy()
{
_rb = new T;
RenderBin::addRenderBinPrototype(_rb.get());
}
~RegisterRenderBinProxy()
{
RenderBin::removeRenderBinPrototype(_rb.get());
}
protected:
osg::ref_ptr<T> _rb;
};
};
#endif