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GrayDBufGetActiveIdx | Function (Macro) |
gray.h |
short GrayDBufGetActiveIdx (void); |
Returns the index of the currently visible double buffer.
GrayDBufGetActiveIdx returns the index of the visible double buffer. This index will be either 0 or 1, and can be passed to GrayDBufSetActiveIdx or GrayDBufGetPlane. Usually, you do not need to call this function directly.