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/*
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* mcuser.h
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*
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* 32-bit Motion Control Device Driver
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* User-mode support library
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*
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* Define functions providing access to motion control hardware. On NT,
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* these functions will interface to the kernel-mode driver.
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*
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* Include mcstruct.h before this.
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*
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* Rick Schneeman, NIST, January 1995
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*
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* See readme.txt file for acknowledgements and support.
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*
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* Copyleft (c) US Dept. of Commerce, NIST, 1995.
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*/
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#ifndef _MCUSER_H_
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#define _MCUSER_H_
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#include "registry.h"
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/*
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* capture device handle. This structure is opaque to the caller
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*/
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typedef struct _USER_HANDLE *PUSER_HANDLE;
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/*
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* open the device and return a capture device handle that can be used
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* in future calls.
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* The device index is 0 for the first capture device up to N for the
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* Nth installed capture device.
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*
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* (Current implementation supports only one device per
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* drivername.)
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*
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* This function returns NULL if it is not able to open the device.
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*/
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//PUSER_HANDLE OpenDevice(int DeviceIndex);
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/*
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* close a capture device. This will abort any operation in progress and
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* render the device handle invalid.
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*/
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//VOID CloseDevice(PUSER_HANDLE vh);
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/*
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* debug macros
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*
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*/
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#ifdef DBG
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void dbgPrintf(PTCHAR szFormat, ...);
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extern int vcuDebugLevel;
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#define dprintf(_x_) dbgPrintf _x_
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#define dprintf1(_x_) if (vcuDebugLevel >= 1) dbgPrintf _x_
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#define dprintf2(_x_) if (vcuDebugLevel >= 2) dbgPrintf _x_
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#define dprintf3(_x_) if (vcuDebugLevel >= 3) dbgPrintf _x_
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#define dprintf4(_x_) if (vcuDebugLevel >= 4) dbgPrintf _x_
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#else
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#define dprintf(_x_)
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#define dprintf1(_x_)
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#define dprintf2(_x_)
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#define dprintf3(_x_)
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#define dprintf4(_x_)
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#endif
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#ifdef DBG
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BOOL FAR PASCAL _Assert(BOOL fExpr, LPSTR szFile, int iLine);
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#define ASSERT(expr) _Assert((expr), __FILE__, __LINE__)
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#else
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#define ASSERT(expr)
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#endif
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#endif //_MCUSER_H_
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