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58 lines
1.8 KiB
58 lines
1.8 KiB
/*
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* UniMotion - Unified Motion detection for Apple portables.
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*
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* Copyright (c) 2006 Lincoln Ramsay. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1 as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation Inc. 59 Temple Place, Suite 330, Boston MA 02111-1307 USA
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*/
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#ifndef UNIMOTION_H
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#define UNIMOTION_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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// The various SMS hardware that unimotion supports
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enum sms_hardware {
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unknown = 0,
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powerbook = 1,
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ibook = 2,
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highrespb = 3,
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macbookpro = 4
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};
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// prototypes for the functions in unimotion.c
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// returns the value of SMS hardware present or unknown if no hardware is detected
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int detect_sms(void);
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// use the value returned from detect_sms as the type
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// these functinos return 1 on success and 0 on failure
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// they modify x, y and z if they are not 0
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// raw, unmodified values
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int read_sms_raw(int type, int *x, int *y, int *z);
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// "calibrated" values (same as raw if no calibration data exists)
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int read_sms(int type, int *x, int *y, int *z);
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// real (1.0 = 1G) values (requires calibration data)
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// note that this is the preferred API as it need not change with new machines
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// however, this API does not work if no "scale" calibration data exists
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int read_sms_real(int type, double *x, double *y, double *z);
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#ifdef __cplusplus
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}
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#endif
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#endif
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