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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


  

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