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1 | // File: OpenGl_Resource.hxx |
| 2 | // Created: 18.03.11 9:20:00 | |
| 3 | // Author: Anton POLETAEV | |
| 4 | ||
| 5 | #ifndef _OPENGL_RESOURCE_H | |
| 6 | #define _OPENGL_RESOURCE_H | |
| 7 | ||
| 8 | #include <OpenGl_ResourceCleaner.hxx> | |
| 9 | #include <MMgt_TShared.hxx> | |
| 10 | #include <Standard.hxx> | |
| 11 | #include <Standard_DefineHandle.hxx> | |
| 12 | #include <Handle_MMgt_TShared.hxx> | |
| 13 | ||
| 14 | class Standard_Transient; | |
| 15 | class Handle(Standard_Type); | |
| 16 | class Handle(MMgt_TShared); | |
| 17 | class OpenGl_ResourceCleaner; | |
| 18 | ||
| 19 | //! Class represents basic OpenGl memory resource, which | |
| 20 | //! could be removed only if appropriate context is avaliable; | |
| 21 | //! The cleaning procedure is done by OpenGl_ResourceCleaner | |
| 22 | class OpenGl_Resource : public MMgt_TShared | |
| 23 | { | |
| 24 | ||
| 25 | public: | |
| 26 | ||
| 27 | //! Constructor | |
| 28 | OpenGl_Resource() : myId(0) { } | |
| 29 | ||
| 30 | //! Constructor | |
| 31 | OpenGl_Resource(GLuint theId) : myId(theId) { } | |
| 32 | ||
| 33 | //! Copy constructor | |
| 34 | OpenGl_Resource(const OpenGl_Resource& theBase) : myId(theBase.myId) { } | |
| 35 | ||
| 36 | //! Copy operation | |
| 37 | OpenGl_Resource& operator = (const OpenGl_Resource& theBase) | |
| 38 | { | |
| 39 | this->myId = theBase.myId; | |
| 40 | return *this; | |
| 41 | } | |
| 42 | ||
| 43 | //! Destructor | |
| 44 | virtual ~OpenGl_Resource() { } | |
| 45 | ||
| 46 | //! method clean() is accessible only by OpenGl_ResourceCleaner | |
| 47 | friend class OpenGl_ResourceCleaner; | |
| 48 | ||
| 49 | protected: | |
| 50 | ||
| 51 | //! Clean procedure, should be called only by OpenGl_ResourceCleaner; | |
| 52 | //! Each type of resource has its own cleaning procedure | |
| 53 | virtual void Clean() = 0; | |
| 54 | ||
| 55 | protected: | |
| 56 | ||
| 57 | GLuint myId; // Id of OpenGl memory resource | |
| 58 | ||
| 59 | }; | |
| 60 | ||
| 61 | DEFINE_STANDARD_HANDLE(OpenGl_Resource,MMgt_TShared) | |
| 62 | ||
| 63 | #endif |