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| OpenGl_TextureBuffer () |
| Create uninitialized TBO.
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virtual | ~OpenGl_TextureBuffer () |
| Destroy object, will throw exception if GPU memory not released with Release() before.
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virtual unsigned int | GetTarget () const override |
| Override VBO target.
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bool | IsValid () const |
| Returns true if TBO is valid. Notice that no any real GL call is performed!
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virtual void | Release (OpenGl_Context *theGlCtx) override |
| Destroy object - will release GPU memory if any.
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bool | Create (const Handle< OpenGl_Context > &theGlCtx) override |
| Creates VBO and Texture names (ids) if not yet generated. Data should be initialized by another method.
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bool | Init (const Handle< OpenGl_Context > &theGlCtx, const unsigned int theComponentsNb, const Standard_Integer theElemsNb, const float *theData) |
| Perform TBO initialization with specified data. Existing data will be deleted.
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bool | Init (const Handle< OpenGl_Context > &theGlCtx, const unsigned int theComponentsNb, const Standard_Integer theElemsNb, const unsigned int *theData) |
| Perform TBO initialization with specified data. Existing data will be deleted.
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bool | Init (const Handle< OpenGl_Context > &theGlCtx, const unsigned int theComponentsNb, const Standard_Integer theElemsNb, const unsigned short *theData) |
| Perform TBO initialization with specified data. Existing data will be deleted.
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bool | Init (const Handle< OpenGl_Context > &theGlCtx, const unsigned int theComponentsNb, const Standard_Integer theElemsNb, const Standard_Byte *theData) |
| Perform TBO initialization with specified data. Existing data will be deleted.
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void | BindTexture (const Handle< OpenGl_Context > &theGlCtx, const Graphic3d_TextureUnit theTextureUnit) const |
| Bind TBO to specified Texture Unit.
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void | UnbindTexture (const Handle< OpenGl_Context > &theGlCtx, const Graphic3d_TextureUnit theTextureUnit) const |
| Unbind TBO.
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unsigned int | TextureId () const |
| Returns name of TBO.
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unsigned int | TextureFormat () const |
| Returns internal texture format.
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| OpenGl_Buffer () |
| Create uninitialized buffer.
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virtual | ~OpenGl_Buffer () |
| Destroy object.
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virtual bool | IsVirtual () const |
| Return TRUE if this is a virtual (for backward compatibility) VBO object.
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bool | IsValid () const |
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unsigned int | GetComponentsNb () const |
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Standard_Integer | GetElemsNb () const |
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void | SetElemsNb (Standard_Integer theNbElems) |
| Overrides the number of vertex attributes / number of vertexes. It is up to user specifying this number correct (e.g. below initial value)!
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unsigned int | GetDataType () const |
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Standard_Byte * | GetDataOffset () const |
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virtual void | Bind (const Handle< OpenGl_Context > &theGlCtx) const |
| Bind this buffer object.
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virtual void | Unbind (const Handle< OpenGl_Context > &theGlCtx) const |
| Unbind this buffer object.
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bool | Init (const Handle< OpenGl_Context > &theGlCtx, const unsigned int theComponentsNb, const Standard_Integer theElemsNb, const float *theData) |
| Notice that buffer object will be unbound after this call.
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bool | Init (const Handle< OpenGl_Context > &theGlCtx, const unsigned int theComponentsNb, const Standard_Integer theElemsNb, const unsigned int *theData) |
| Notice that buffer object will be unbound after this call.
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bool | Init (const Handle< OpenGl_Context > &theGlCtx, const unsigned int theComponentsNb, const Standard_Integer theElemsNb, const unsigned short *theData) |
| Notice that buffer object will be unbound after this call.
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bool | Init (const Handle< OpenGl_Context > &theGlCtx, const unsigned int theComponentsNb, const Standard_Integer theElemsNb, const Standard_Byte *theData) |
| Notice that buffer object will be unbound after this call.
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bool | SubData (const Handle< OpenGl_Context > &theGlCtx, const Standard_Integer theElemFrom, const Standard_Integer theElemsNb, const float *theData) |
| Notice that buffer object will be unbound after this call. Function replaces portion of data within this buffer object using glBufferSubData(). The buffer object should be initialized before call.
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bool | GetSubData (const Handle< OpenGl_Context > &theGlCtx, const Standard_Integer theElemFrom, const Standard_Integer theElemsNb, float *theData) |
| Read back buffer sub-range. Notice that buffer object will be unbound after this call. Function reads portion of data from this buffer object using glGetBufferSubData().
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bool | SubData (const Handle< OpenGl_Context > &theGlCtx, const Standard_Integer theElemFrom, const Standard_Integer theElemsNb, const unsigned int *theData) |
| Notice that buffer object will be unbound after this call. Function replaces portion of data within this buffer object using glBufferSubData(). The buffer object should be initialized before call.
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bool | GetSubData (const Handle< OpenGl_Context > &theGlCtx, const Standard_Integer theElemFrom, const Standard_Integer theElemsNb, unsigned int *theData) |
| Read back buffer sub-range. Notice that buffer object will be unbound after this call. Function reads portion of data from this buffer object using glGetBufferSubData().
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bool | SubData (const Handle< OpenGl_Context > &theGlCtx, const Standard_Integer theElemFrom, const Standard_Integer theElemsNb, const unsigned short *theData) |
| Notice that buffer object will be unbound after this call. Function replaces portion of data within this buffer object using glBufferSubData(). The buffer object should be initialized before call.
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bool | GetSubData (const Handle< OpenGl_Context > &theGlCtx, const Standard_Integer theElemFrom, const Standard_Integer theElemsNb, unsigned short *theData) |
| Read back buffer sub-range. Notice that buffer object will be unbound after this call. Function reads portion of data from this buffer object using glGetBufferSubData().
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bool | SubData (const Handle< OpenGl_Context > &theGlCtx, const Standard_Integer theElemFrom, const Standard_Integer theElemsNb, const Standard_Byte *theData) |
| Notice that buffer object will be unbound after this call. Function replaces portion of data within this buffer object using glBufferSubData(). The buffer object should be initialized before call.
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bool | GetSubData (const Handle< OpenGl_Context > &theGlCtx, const Standard_Integer theElemFrom, const Standard_Integer theElemsNb, Standard_Byte *theData) |
| Read back buffer sub-range. Notice that buffer object will be unbound after this call. Function reads portion of data from this buffer object using glGetBufferSubData().
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virtual Standard_Size | EstimatedDataSize () const override |
| Returns estimated GPU memory usage for holding data without considering overheads and allocation alignment rules.
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virtual bool | init (const Handle< OpenGl_Context > &theGlCtx, const unsigned int theComponentsNb, const Standard_Integer theElemsNb, const void *theData, const unsigned int theDataType, const Standard_Integer theStride) |
| Initialize buffer with new data.
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bool | init (const Handle< OpenGl_Context > &theGlCtx, const unsigned int theComponentsNb, const Standard_Integer theElemsNb, const void *theData, const unsigned int theDataType) |
| Initialize buffer with new data.
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virtual bool | subData (const Handle< OpenGl_Context > &theGlCtx, const Standard_Integer theElemFrom, const Standard_Integer theElemsNb, const void *theData, const unsigned int theDataType) |
| Update part of the buffer with new data.
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virtual bool | getSubData (const Handle< OpenGl_Context > &theGlCtx, const Standard_Integer theElemFrom, const Standard_Integer theElemsNb, void *theData, const unsigned int theDataType) |
| Read back buffer sub-range.
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virtual void | DumpJson (Standard_OStream &theOStream, Standard_Integer theDepth=-1) const override |
| Dumps the content of me into the stream.
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| OpenGl_Resource () |
| Empty constructor.
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virtual | ~OpenGl_Resource () |
| Destructor. Inheritors should call Clean (NULL) within it.
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Public Member Functions inherited from Standard_Transient |
| Standard_Transient () |
| Empty constructor.
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| Standard_Transient (const Standard_Transient &) |
| Copy constructor – does nothing.
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Standard_Transient & | operator= (const Standard_Transient &) |
| Assignment operator, needed to avoid copying reference counter.
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virtual | ~Standard_Transient () |
| Destructor must be virtual.
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virtual const opencascade::handle< Standard_Type > & | DynamicType () const |
| Returns a type descriptor about this object.
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Standard_Boolean | IsInstance (const opencascade::handle< Standard_Type > &theType) const |
| Returns a true value if this is an instance of Type.
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Standard_Boolean | IsInstance (const Standard_CString theTypeName) const |
| Returns a true value if this is an instance of TypeName.
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Standard_Boolean | IsKind (const opencascade::handle< Standard_Type > &theType) const |
| Returns true if this is an instance of Type or an instance of any class that inherits from Type. Note that multiple inheritance is not supported by OCCT RTTI mechanism.
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Standard_Boolean | IsKind (const Standard_CString theTypeName) const |
| Returns true if this is an instance of TypeName or an instance of any class that inherits from TypeName. Note that multiple inheritance is not supported by OCCT RTTI mechanism.
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Standard_Transient * | This () const |
| Returns non-const pointer to this object (like const_cast). For protection against creating handle to objects allocated in stack or call from constructor, it will raise exception Standard_ProgramError if reference counter is zero.
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Standard_Integer | GetRefCount () const noexcept |
| Get the reference counter of this object.
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void | IncrementRefCounter () noexcept |
| Increments the reference counter of this object.
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Standard_Integer | DecrementRefCounter () noexcept |
| Decrements the reference counter of this object; returns the decremented value.
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virtual void | Delete () const |
| Memory deallocator for transient classes.
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