projects / occt.git / blame
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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); | |
| 2166f0fa | 17 | class Handle(OpenGl_Context); |
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18 | class OpenGl_ResourceCleaner; |
| 19 | ||
| 20 | //! Class represents basic OpenGl memory resource, which | |
| 21 | //! could be removed only if appropriate context is avaliable; | |
| 22 | //! The cleaning procedure is done by OpenGl_ResourceCleaner | |
| 23 | class OpenGl_Resource : public MMgt_TShared | |
| 24 | { | |
| 25 | ||
| 26 | public: | |
| 27 | ||
| 28 | //! Constructor | |
| 29 | OpenGl_Resource() : myId(0) { } | |
| 30 | ||
| 31 | //! Constructor | |
| 32 | OpenGl_Resource(GLuint theId) : myId(theId) { } | |
| 33 | ||
| 34 | //! Copy constructor | |
| 35 | OpenGl_Resource(const OpenGl_Resource& theBase) : myId(theBase.myId) { } | |
| 36 | ||
| 37 | //! Copy operation | |
| 2166f0fa | 38 | OpenGl_Resource& operator= (const OpenGl_Resource& theBase) |
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39 | { |
| 40 | this->myId = theBase.myId; | |
| 41 | return *this; | |
| 42 | } | |
| 43 | ||
| 44 | //! Destructor | |
| 2166f0fa | 45 | virtual ~OpenGl_Resource() {} |
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46 | |
| 47 | //! method clean() is accessible only by OpenGl_ResourceCleaner | |
| 48 | friend class OpenGl_ResourceCleaner; | |
| 49 | ||
| 50 | protected: | |
| 51 | ||
| 52 | //! Clean procedure, should be called only by OpenGl_ResourceCleaner; | |
| 53 | //! Each type of resource has its own cleaning procedure | |
| 2166f0fa | 54 | virtual void Clean (const Handle(OpenGl_Context)& theGlContext) = 0; |
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55 | |
| 56 | protected: | |
| 57 | ||
| 58 | GLuint myId; // Id of OpenGl memory resource | |
| 59 | ||
| 60 | }; | |
| 61 | ||
| 62 | DEFINE_STANDARD_HANDLE(OpenGl_Resource,MMgt_TShared) | |
| 63 | ||
| 64 | #endif |