wglGetCurrentContext
The wglGetCurrentContext function obtains a handle to the current OpenGL rendering context of the calling thread.
HGLRC wglGetCurrentContext(VOID);
Parameters
This function has no parameters.
Return Values
If the calling thread has a current OpenGL rendering context, wglGetCurrentContext returns a handle to that rendering context. Otherwise, the return value is NULL.
Remarks
The current OpenGL rendering context of a thread is associated with a device context by means of the wglMakeCurrent function. You can use the wglGetCurrentDC function to obtain a handle to the device context associated with the current OpenGL rendering context.
Requirements
** Windows NT/2000:** Requires Windows NT 3.5 or later.
** Windows 95/98:** Requires Windows 95 or later. Available as a redistributable for Windows 95.
** Header:** Declared in wingdi.h.
** Import Library:** Use opengl32.lib.
See Also
OpenGL on Windows NT, Windows 2000, and Windows 95/98, WGL Functions, wglCreateContext, wglDeleteContext, wglGetCurrentDC, wglMakeCurrent