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XdbeAllocateBackBufferName - allocates
a DBE buffer.
#include <X11/extensions/Xdbe.h>
XdbeBackBuffer XdbeAllocateBackBufferName(
Display *dpy,
Window window,
XdbeSwapAction swap_action)
This function returns a drawable ID used to refer to the back
buffer of the specified window. The swap_action is a hint to indicate
the swap action that will likely be used in subsequent calls to XdbeSwapBuffers().
The actual swap action used in calls to XdbeSwapBuffers() does not have
to be the same as the swap_action passed to this function, though clients
are encouraged to provide accurate information whenever possible.
- BadAlloc
- BadIDChoice
- BadMatch
- The
specified window is not an InputOutput window or its visual does not support
DBE.
- BadValue
- An invalid swap action was specified.
- BadWindow
- An invalid window
was specified.
DBE, XdbeBeginIdiom(), XdbeDeallocateBackBufferName(),
XdbeEndIdiom(), XdbeFreeVisualInfo(), XdbeGetBackBufferAttributes(), XdbeGetVisualInfo(),
XdbeQueryExtension(), XdbeSwapBuffers().
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