wglGetCurrentDC function

The wglGetCurrentDC function obtains a handle to the device context that is associated with the current OpenGL rendering context of the calling thread.

Syntax


HDC WINAPI wglGetCurrentDC(void);

Parameters

This function has no parameters.

Return value

If the calling thread has a current OpenGL rendering context, the function returns a handle to the device context associated with that rendering context by means of the wglMakeCurrent function. Otherwise, the return value is NULL.

Remarks

You associate a device context with an OpenGL rendering context when it calls the wglMakeCurrent function. You can use the wglGetCurrentContext function to obtain a handle to the calling thread's current OpenGL rendering context.

Requirements

Minimum supported client

Windows 2000 Professional [desktop apps only]

Minimum supported server

Windows 2000 Server [desktop apps only]

Header

Wingdi.h

Library

Opengl32.lib

DLL

Opengl32.dll

See also

OpenGL on Windows
WGL Functions
wglCreateContext
wglDeleteContext
wglGetCurrentContext
wglMakeCurrent

 

 

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