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// File: OpenGl_Resource.hxx
// Created: 18.03.11 9:20:00
// Author: Anton POLETAEV
#ifndef _OPENGL_RESOURCE_H
#define _OPENGL_RESOURCE_H
#include <OpenGl_ResourceCleaner.hxx>
#include <MMgt_TShared.hxx>
#include <Standard.hxx>
#include <Standard_DefineHandle.hxx>
#include <Handle_MMgt_TShared.hxx>
class Standard_Transient;
class Handle(Standard_Type);
class Handle(MMgt_TShared);
class OpenGl_ResourceCleaner;
//! Class represents basic OpenGl memory resource, which
//! could be removed only if appropriate context is avaliable;
//! The cleaning procedure is done by OpenGl_ResourceCleaner
class OpenGl_Resource : public MMgt_TShared
{
public:
//! Constructor
OpenGl_Resource() : myId(0) { }
//! Constructor
OpenGl_Resource(GLuint theId) : myId(theId) { }
//! Copy constructor
OpenGl_Resource(const OpenGl_Resource& theBase) : myId(theBase.myId) { }
//! Copy operation
OpenGl_Resource& operator = (const OpenGl_Resource& theBase)
{
this->myId = theBase.myId;
return *this;
}
//! Destructor
virtual ~OpenGl_Resource() { }
//! method clean() is accessible only by OpenGl_ResourceCleaner
friend class OpenGl_ResourceCleaner;
protected:
//! Clean procedure, should be called only by OpenGl_ResourceCleaner;
//! Each type of resource has its own cleaning procedure
virtual void Clean() = 0;
protected:
GLuint myId; // Id of OpenGl memory resource
};
DEFINE_STANDARD_HANDLE(OpenGl_Resource,MMgt_TShared)
#endif
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