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// File OpenGl_GraphicDriver.cxx
// Created Mardi 28 janvier 1997
// Author CAL
//-Copyright MatraDatavision 1997
//-Version
//-Design Declaration des variables specifiques aux Drivers
//-Warning Un driver encapsule les Pex, Phigs et OpenGl drivers
//-References
//-Language C++ 2.0
//-Declarations
// for the class
#include <OpenGl_GraphicDriver.ixx>
#include <OpenGl_Extension.hxx>
//-Aliases
//-Global data definitions
// Pour eviter de "mangler" MetaGraphicDriverFactory, le nom de la
// fonction qui cree un Graphic3d_GraphicDriver.
// En effet, ce nom est recherche par la methode DlSymb de la
// classe OSD_SharedLibrary dans la methode SetGraphicDriver de la
// classe Graphic3d_GraphicDevice
extern "C" {
#ifdef _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 AShrName) {
Handle(OpenGl_GraphicDriver) aOpenDriver = new OpenGl_GraphicDriver (AShrName);
return aOpenDriver;
// return new OpenGl_GraphicDriver (AShrName);
}
#ifdef _MSC_VER
#pragma warning(pop)
#endif
}
//-Constructors
OpenGl_GraphicDriver::OpenGl_GraphicDriver (const Standard_CString AShrName):Graphic3d_GraphicDriver (AShrName)
{
}
//-Methods, in order
Standard_ShortReal OpenGl_GraphicDriver::DefaultTextHeight() const
{
return 16.;
}
GLboolean OpenGl_QueryExtensionGLX (const char *extName)
{
return QueryExtensionGLX(extName);
}
GLboolean OpenGl_QueryExtension (const char *extName)
{
return QueryExtension(extName);
}
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