#include <OpenGl_GraphicDriver.hxx>
+#include <OpenGl_Context.hxx>
#include <OpenGl_View.hxx>
#include <OpenGl_Workspace.hxx>
namespace
{
- // Global maps - shared by whole TKOpenGl module. To be removed.
- static NCollection_DataMap<Standard_Integer, Handle(OpenGl_View)> TheMapOfView (1, NCollection_BaseAllocator::CommonBaseAllocator());
- static NCollection_DataMap<Standard_Integer, Handle(OpenGl_Workspace)> TheMapOfWS (1, NCollection_BaseAllocator::CommonBaseAllocator());
- static NCollection_DataMap<Standard_Integer, OpenGl_Structure*> TheMapOfStructure (1, NCollection_BaseAllocator::CommonBaseAllocator());
+ // Global switch - shared by whole TKOpenGl module. To be removed.
static Standard_Boolean TheToUseVbo = Standard_True;
+
+ static const Handle(OpenGl_Context) TheNullGlCtx;
};
// Pour eviter de "mangler" MetaGraphicDriverFactory, le nom de la
// classe OSD_SharedLibrary dans la methode SetGraphicDriver de la
// classe Graphic3d_GraphicDevice
extern "C" {
-#ifdef WNT /* disable MS VC++ warning on C-style function returning C++ object */
+#if defined(_MSC_VER) // disable MS VC++ warning on C-style function returning C++ object
#pragma warning(push)
#pragma warning(disable:4190)
#endif
- Standard_EXPORT Handle(Graphic3d_GraphicDriver) MetaGraphicDriverFactory (const Standard_CString AShrName)
+ Standard_EXPORT Handle(Graphic3d_GraphicDriver) MetaGraphicDriverFactory (const Standard_CString theShrName)
{
- Handle(OpenGl_GraphicDriver) aOpenDriver = new OpenGl_GraphicDriver (AShrName);
- return aOpenDriver;
+ Handle(OpenGl_GraphicDriver) aDriver = new OpenGl_GraphicDriver (theShrName);
+ return aDriver;
}
-#ifdef WNT
+#if defined(_MSC_VER)
#pragma warning(pop)
#endif
}
+// =======================================================================
+// function : OpenGl_GraphicDriver
+// purpose :
+// =======================================================================
OpenGl_GraphicDriver::OpenGl_GraphicDriver (const Standard_CString theShrName)
-: Graphic3d_GraphicDriver (theShrName)
+: Graphic3d_GraphicDriver (theShrName),
+ myMapOfView (1, NCollection_BaseAllocator::CommonBaseAllocator()),
+ myMapOfWS (1, NCollection_BaseAllocator::CommonBaseAllocator()),
+ myMapOfStructure (1, NCollection_BaseAllocator::CommonBaseAllocator()),
+ myUserDrawCallback (NULL)
{
//
}
-Standard_ShortReal OpenGl_GraphicDriver::DefaultTextHeight() const
-{
- return 16.;
-}
-
-NCollection_DataMap<Standard_Integer, Handle(OpenGl_View)>& OpenGl_GraphicDriver::GetMapOfViews()
+// =======================================================================
+// function : UserDrawCallback
+// purpose :
+// =======================================================================
+OpenGl_GraphicDriver::OpenGl_UserDrawCallback_t& OpenGl_GraphicDriver::UserDrawCallback()
{
- return TheMapOfView;
+ return myUserDrawCallback;
}
-NCollection_DataMap<Standard_Integer, Handle(OpenGl_Workspace)>& OpenGl_GraphicDriver::GetMapOfWorkspaces()
-{
- return TheMapOfWS;
-}
-
-NCollection_DataMap<Standard_Integer, OpenGl_Structure*>& OpenGl_GraphicDriver::GetMapOfStructures()
+// =======================================================================
+// function : DefaultTextHeight
+// purpose :
+// =======================================================================
+Standard_ShortReal OpenGl_GraphicDriver::DefaultTextHeight() const
{
- return TheMapOfStructure;
+ return 16.;
}
-//TsmInitUpdateState
+// =======================================================================
+// function : InvalidateAllWorkspaces
+// purpose : ex-TsmInitUpdateState, deprecated, need to decide what to do with EraseAnimation() call
+// =======================================================================
void OpenGl_GraphicDriver::InvalidateAllWorkspaces()
{
- for (NCollection_DataMap<Standard_Integer, Handle(OpenGl_Workspace)>::Iterator anIt (OpenGl_GraphicDriver::GetMapOfWorkspaces());
+ for (NCollection_DataMap<Standard_Integer, Handle(OpenGl_Workspace)>::Iterator anIt (myMapOfWS);
anIt.More(); anIt.Next())
{
- anIt.ChangeValue()->Invalidate();
anIt.ChangeValue()->EraseAnimation();
}
}
+// =======================================================================
+// function : ToUseVBO
+// purpose :
+// =======================================================================
Standard_Boolean OpenGl_GraphicDriver::ToUseVBO()
{
return TheToUseVbo;
}
+// =======================================================================
+// function : EnableVBO
+// purpose :
+// =======================================================================
void OpenGl_GraphicDriver::EnableVBO (const Standard_Boolean theToTurnOn)
{
TheToUseVbo = theToTurnOn;
}
+
+// =======================================================================
+// function : GetSharedContext
+// purpose :
+// =======================================================================
+const Handle(OpenGl_Context)& OpenGl_GraphicDriver::GetSharedContext() const
+{
+ if (myMapOfWS.IsEmpty())
+ {
+ return TheNullGlCtx;
+ }
+
+ NCollection_DataMap<Standard_Integer, Handle(OpenGl_Workspace)>::Iterator anIter (myMapOfWS);
+ return anIter.Value()->GetGlContext();
+}
+
+// =======================================================================
+// function : MemoryInfo
+// purpose :
+// =======================================================================
+Standard_Boolean OpenGl_GraphicDriver::MemoryInfo (Standard_Size& theFreeBytes,
+ TCollection_AsciiString& theInfo) const
+{
+ // this is extra work (for OpenGl_Context initialization)...
+ OpenGl_Context aGlCtx;
+ if (!aGlCtx.Init())
+ {
+ return Standard_False;
+ }
+ theFreeBytes = aGlCtx.AvailableMemory();
+ theInfo = aGlCtx.MemoryInfo();
+ return !theInfo.IsEmpty();
+}