src/joystick/darwin/SDL_sysjoystick.c
author Sam Lantinga <slouken@libsdl.org>
Fri, 14 Apr 2006 04:46:47 +0000
changeset 1635 92947e3a18db
parent 1621 f12379c41042
child 1662 782fd950bd46
child 1895 c121d94672cb
child 3924 7156c3b5536b
permissions -rw-r--r--
Make sure code is only compiled if the appropriate subsystem is enabled
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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/*
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	SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2004 Sam Lantinga
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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 Library General Public
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	License as published by the Free Software Foundation; either
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	version 2 of the License, or (at your option) any later version.
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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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	Library General Public License for more details.
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	You should have received a copy of the GNU Library General Public
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	License along with this library; if not, write to the Free
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	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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	Sam Lantinga
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	slouken@libsdl.org
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*/
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#include "SDL_config.h"
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#ifdef SDL_JOYSTICK_IOKIT
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/* SDL joystick driver for Darwin / Mac OS X, based on the IOKit HID API */
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/* Written 2001 by Max Horn */
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#include <unistd.h>
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#include <ctype.h>
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#include <sysexits.h>
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#include <mach/mach.h>
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#include <mach/mach_error.h>
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#include <IOKit/IOKitLib.h>
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#include <IOKit/IOCFPlugIn.h>
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#ifdef MACOS_10_0_4
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#include <IOKit/hidsystem/IOHIDUsageTables.h>
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#else
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/* The header was moved here in Mac OS X 10.1 */
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#include <Kernel/IOKit/hidsystem/IOHIDUsageTables.h>
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#endif
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#include <IOKit/hid/IOHIDLib.h>
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#include <IOKit/hid/IOHIDKeys.h>
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#include <CoreFoundation/CoreFoundation.h>
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#include <Carbon/Carbon.h> /* for NewPtrClear, DisposePtr */
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#include "SDL_joystick.h"
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#include "../SDL_sysjoystick.h"
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#include "../SDL_joystick_c.h"
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struct recElement
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{
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	IOHIDElementCookie cookie;				/* unique value which identifies element, will NOT change */
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	long min;								/* reported min value possible */
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	long max;								/* reported max value possible */
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#if 0
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	/* TODO: maybe should handle the following stuff somehow? */
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	long scaledMin;							/* reported scaled min value possible */
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	long scaledMax;							/* reported scaled max value possible */
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	long size;								/* size in bits of data return from element */
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	Boolean relative;						/* are reports relative to last report (deltas) */
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	Boolean wrapping;						/* does element wrap around (one value higher than max is min) */
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	Boolean nonLinear;						/* are the values reported non-linear relative to element movement */
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	Boolean preferredState;					/* does element have a preferred state (such as a button) */
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	Boolean nullState;						/* does element have null state */
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#endif /* 0 */
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	/* runtime variables used for auto-calibration */
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	long minReport;							/* min returned value */
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	long maxReport;							/* max returned value */
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	struct recElement * pNext;				/* next element in list */
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};
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typedef struct recElement recElement;
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struct joystick_hwdata
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{
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	IOHIDDeviceInterface ** interface;		/* interface to device, NULL = no interface */
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	char product[256];							/* name of product */
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	long usage;								/* usage page from IOUSBHID Parser.h which defines general usage */
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	long usagePage;							/* usage within above page from IOUSBHID Parser.h which defines specific usage */
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	long axes;								/* number of axis (calculated, not reported by device) */
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	long buttons;							/* number of buttons (calculated, not reported by device) */
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	long hats;								/* number of hat switches (calculated, not reported by device) */
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	long elements;							/* number of total elements (shouldbe total of above) (calculated, not reported by device) */
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	recElement* firstAxis;
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	recElement* firstButton;
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	recElement* firstHat;
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	int removed;
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	int uncentered;
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	struct joystick_hwdata* pNext;			/* next device */
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};
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typedef struct joystick_hwdata recDevice;
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/* Linked list of all available devices */
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static recDevice *gpDeviceList = NULL;
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static void HIDReportErrorNum (char * strError, long numError)
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{
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	SDL_SetError(strError);
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}
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static void HIDGetCollectionElements (CFMutableDictionaryRef deviceProperties, recDevice *pDevice);
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/* returns current value for element, polling element
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 * will return 0 on error conditions which should be accounted for by application
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 */
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static SInt32 HIDGetElementValue (recDevice *pDevice, recElement *pElement)
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{
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	IOReturn result = kIOReturnSuccess;
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	IOHIDEventStruct hidEvent;
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	hidEvent.value = 0;
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	if (NULL != pDevice && NULL != pElement && NULL != pDevice->interface)
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	{
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		result = (*(pDevice->interface))->getElementValue(pDevice->interface, pElement->cookie, &hidEvent);
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		if (kIOReturnSuccess == result)
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		{
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			/* record min and max for auto calibration */
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   129
			if (hidEvent.value < pElement->minReport)
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   130
				pElement->minReport = hidEvent.value;
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   131
			if (hidEvent.value > pElement->maxReport)
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				pElement->maxReport = hidEvent.value;
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   133
		}
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   134
	}
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	/* auto user scale */
172
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   137
	return hidEvent.value;
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   138
}
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static SInt32 HIDScaledCalibratedValue (recDevice *pDevice, recElement *pElement, long min, long max)
172
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{
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   142
	float deviceScale = max - min;
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   143
	float readScale = pElement->maxReport - pElement->minReport;
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   144
	SInt32 value = HIDGetElementValue(pDevice, pElement);
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   145
	if (readScale == 0)
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		return value; /* no scaling at all */
172
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   147
	else
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   148
		return ((value - pElement->minReport) * deviceScale / readScale) + min;
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   149
}
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858
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   151
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static void HIDRemovalCallback(void * target,
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                               IOReturn result,
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   154
                               void * refcon,
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                               void * sender)
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   156
{
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	recDevice *device = (recDevice *) refcon;
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   158
	device->removed = 1;
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   159
	device->uncentered = 1;
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   160
}
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   161
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   162
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   163
172
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   164
/* Create and open an interface to device, required prior to extracting values or building queues.
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   165
 * Note: appliction now owns the device and must close and release it prior to exiting
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   166
 */
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static IOReturn HIDCreateOpenDeviceInterface (io_object_t hidDevice, recDevice *pDevice)
172
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   169
{
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   170
	IOReturn result = kIOReturnSuccess;
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   171
	HRESULT plugInResult = S_OK;
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   172
	SInt32 score = 0;
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   173
	IOCFPlugInInterface ** ppPlugInInterface = NULL;
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   174
	
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   175
	if (NULL == pDevice->interface)
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   176
	{
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   177
		result = IOCreatePlugInInterfaceForService (hidDevice, kIOHIDDeviceUserClientTypeID,
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   178
													kIOCFPlugInInterfaceID, &ppPlugInInterface, &score);
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   179
		if (kIOReturnSuccess == result)
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		{
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			/* Call a method of the intermediate plug-in to create the device interface */
172
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   182
			plugInResult = (*ppPlugInInterface)->QueryInterface (ppPlugInInterface,
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   183
								CFUUIDGetUUIDBytes (kIOHIDDeviceInterfaceID), (void *) &(pDevice->interface));
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   184
			if (S_OK != plugInResult)
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   185
				HIDReportErrorNum ("CouldnŐt query HID class device interface from plugInInterface", plugInResult);
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   186
			(*ppPlugInInterface)->Release (ppPlugInInterface);
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   187
		}
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   188
		else
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   189
			HIDReportErrorNum ("Failed to create **plugInInterface via IOCreatePlugInInterfaceForService.", result);
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   190
	}
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   191
	if (NULL != pDevice->interface)
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   192
	{
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   193
		result = (*(pDevice->interface))->open (pDevice->interface, 0);
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   194
		if (kIOReturnSuccess != result)
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   195
			HIDReportErrorNum ("Failed to open pDevice->interface via open.", result);
858
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   196
		else
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   197
			(*(pDevice->interface))->setRemovalCallback (pDevice->interface, HIDRemovalCallback, pDevice, pDevice);
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   198
172
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   199
	}
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   200
	return result;
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diff changeset
   201
}
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diff changeset
   202
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   203
/* Closes and releases interface to device, should be done prior to exting application
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   204
 * Note: will have no affect if device or interface do not exist
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   205
 * application will "own" the device if interface is not closed
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   206
 * (device may have to be plug and re-plugged in different location to get it working again without a restart)
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   207
 */
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   208
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   209
static IOReturn HIDCloseReleaseInterface (recDevice *pDevice)
172
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diff changeset
   210
{
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   211
	IOReturn result = kIOReturnSuccess;
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diff changeset
   212
	
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   213
	if ((NULL != pDevice) && (NULL != pDevice->interface))
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   214
	{
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   215
		/* close the interface */
172
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   216
		result = (*(pDevice->interface))->close (pDevice->interface);
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diff changeset
   217
		if (kIOReturnNotOpen == result)
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   218
		{
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   219
			/* do nothing as device was not opened, thus can't be closed */
172
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   220
		}
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diff changeset
   221
		else if (kIOReturnSuccess != result)
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   222
			HIDReportErrorNum ("Failed to close IOHIDDeviceInterface.", result);
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   223
		/* release the interface */
172
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   224
		result = (*(pDevice->interface))->Release (pDevice->interface);
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   225
		if (kIOReturnSuccess != result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
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diff changeset
   226
			HIDReportErrorNum ("Failed to release IOHIDDeviceInterface.", result);
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   227
		pDevice->interface = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
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diff changeset
   228
	}	
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   229
	return result;
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   230
}
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diff changeset
   231
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
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diff changeset
   232
/* extracts actual specific element information from each element CF dictionary entry */
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diff changeset
   233
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
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diff changeset
   234
static void HIDGetElementInfo (CFTypeRef refElement, recElement *pElement)
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   235
{
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   236
	long number;
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diff changeset
   237
	CFTypeRef refType;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
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diff changeset
   238
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diff changeset
   239
	refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementCookieKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
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diff changeset
   240
	if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
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diff changeset
   241
		pElement->cookie = (IOHIDElementCookie) number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
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diff changeset
   242
	refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementMinKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
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parents:
diff changeset
   243
	if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
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diff changeset
   244
		pElement->min = number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
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diff changeset
   245
		pElement->maxReport = pElement->min;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
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diff changeset
   246
	refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementMaxKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
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diff changeset
   247
	if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
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diff changeset
   248
		pElement->max = number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
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diff changeset
   249
		pElement->minReport = pElement->max;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
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diff changeset
   250
/*
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   251
	TODO: maybe should handle the following stuff somehow?
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   252
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   253
	refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementScaledMinKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   254
	if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   255
		pElement->scaledMin = number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   256
	refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementScaledMaxKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   257
	if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   258
		pElement->scaledMax = number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   259
	refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementSizeKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   260
	if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   261
		pElement->size = number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   262
	refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementIsRelativeKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   263
	if (refType)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   264
		pElement->relative = CFBooleanGetValue (refType);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   265
	refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementIsWrappingKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   266
	if (refType)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   267
		pElement->wrapping = CFBooleanGetValue (refType);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   268
	refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementIsNonLinearKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   269
	if (refType)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   270
		pElement->nonLinear = CFBooleanGetValue (refType);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   271
	refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementHasPreferedStateKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   272
	if (refType)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   273
		pElement->preferredState = CFBooleanGetValue (refType);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   274
	refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementHasNullStateKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   275
	if (refType)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   276
		pElement->nullState = CFBooleanGetValue (refType);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   277
*/
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   278
}			
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   279
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   280
/* examines CF dictionary vlaue in device element hierarchy to determine if it is element of interest or a collection of more elements
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   281
 * if element of interest allocate storage, add to list and retrieve element specific info
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   282
 * if collection then pass on to deconstruction collection into additional individual elements
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   283
 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   284
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   285
static void HIDAddElement (CFTypeRef refElement, recDevice* pDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   286
{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   287
	recElement* element = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   288
	recElement** headElement = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   289
	long elementType, usagePage, usage;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   290
	CFTypeRef refElementType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementTypeKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   291
	CFTypeRef refUsagePage = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementUsagePageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   292
	CFTypeRef refUsage = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementUsageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   293
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   294
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   295
	if ((refElementType) && (CFNumberGetValue (refElementType, kCFNumberLongType, &elementType)))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   296
	{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   297
		/* look at types of interest */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   298
		if ((elementType == kIOHIDElementTypeInput_Misc) || (elementType == kIOHIDElementTypeInput_Button) ||
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   299
			(elementType == kIOHIDElementTypeInput_Axis))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   300
		{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   301
			if (refUsagePage && CFNumberGetValue (refUsagePage, kCFNumberLongType, &usagePage) &&
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   302
				refUsage && CFNumberGetValue (refUsage, kCFNumberLongType, &usage))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   303
			{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   304
				switch (usagePage) /* only interested in kHIDPage_GenericDesktop and kHIDPage_Button */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   305
				{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   306
					case kHIDPage_GenericDesktop:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   307
						{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   308
							switch (usage) /* look at usage to determine function */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   309
							{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   310
								case kHIDUsage_GD_X:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   311
								case kHIDUsage_GD_Y:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   312
								case kHIDUsage_GD_Z:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   313
								case kHIDUsage_GD_Rx:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   314
								case kHIDUsage_GD_Ry:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   315
								case kHIDUsage_GD_Rz:
594
a71ce390adeb Added support for HID sliders wheels and dials on MacOS X
Sam Lantinga <slouken@libsdl.org>
parents: 495
diff changeset
   316
								case kHIDUsage_GD_Slider:
a71ce390adeb Added support for HID sliders wheels and dials on MacOS X
Sam Lantinga <slouken@libsdl.org>
parents: 495
diff changeset
   317
								case kHIDUsage_GD_Dial:
a71ce390adeb Added support for HID sliders wheels and dials on MacOS X
Sam Lantinga <slouken@libsdl.org>
parents: 495
diff changeset
   318
								case kHIDUsage_GD_Wheel:
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   319
									element = (recElement *) NewPtrClear (sizeof (recElement));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   320
									if (element)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   321
									{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   322
										pDevice->axes++;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   323
										headElement = &(pDevice->firstAxis);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   324
									}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   325
								break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   326
								case kHIDUsage_GD_Hatswitch:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   327
									element = (recElement *) NewPtrClear (sizeof (recElement));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   328
									if (element)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   329
									{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   330
										pDevice->hats++;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   331
										headElement = &(pDevice->firstHat);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   332
									}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   333
								break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   334
							}							
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   335
						}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   336
						break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   337
					case kHIDPage_Button:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   338
						element = (recElement *) NewPtrClear (sizeof (recElement));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   339
						if (element)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   340
						{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   341
							pDevice->buttons++;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   342
							headElement = &(pDevice->firstButton);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   343
						}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   344
						break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   345
					default:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   346
						break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   347
				}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   348
			}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   349
		}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   350
		else if (kIOHIDElementTypeCollection == elementType)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   351
			HIDGetCollectionElements ((CFMutableDictionaryRef) refElement, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   352
	}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   353
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   354
	if (element && headElement) /* add to list */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   355
	{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   356
		pDevice->elements++;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   357
		if (NULL == *headElement)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   358
			*headElement = element;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   359
		else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   360
		{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   361
			recElement *elementPrevious, *elementCurrent;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   362
			elementCurrent = *headElement;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   363
			while (elementCurrent)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   364
			{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   365
				elementPrevious = elementCurrent;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   366
				elementCurrent = elementPrevious->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   367
			}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   368
			elementPrevious->pNext = element;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   369
		}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   370
		element->pNext = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   371
		HIDGetElementInfo (refElement, element);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   372
	}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   373
}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   374
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   375
/* collects information from each array member in device element list (each array memeber = element) */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   376
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   377
static void HIDGetElementsCFArrayHandler (const void * value, void * parameter)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   378
{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   379
	if (CFGetTypeID (value) == CFDictionaryGetTypeID ())
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   380
		HIDAddElement ((CFTypeRef) value, (recDevice *) parameter);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   381
}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   382
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   383
/* handles retrieval of element information from arrays of elements in device IO registry information */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   384
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   385
static void HIDGetElements (CFTypeRef refElementCurrent, recDevice *pDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   386
{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   387
	CFTypeID type = CFGetTypeID (refElementCurrent);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   388
	if (type == CFArrayGetTypeID()) /* if element is an array */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   389
	{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   390
		CFRange range = {0, CFArrayGetCount (refElementCurrent)};
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   391
		/* CountElementsCFArrayHandler called for each array member */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   392
		CFArrayApplyFunction (refElementCurrent, range, HIDGetElementsCFArrayHandler, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   393
	}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   394
}			
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   395
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   396
/* handles extracting element information from element collection CF types
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   397
 * used from top level element decoding and hierarchy deconstruction to flatten device element list
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   398
 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   399
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   400
static void HIDGetCollectionElements (CFMutableDictionaryRef deviceProperties, recDevice *pDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   401
{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   402
	CFTypeRef refElementTop = CFDictionaryGetValue (deviceProperties, CFSTR(kIOHIDElementKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   403
	if (refElementTop)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   404
		HIDGetElements (refElementTop, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   405
}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   406
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   407
/* use top level element usage page and usage to discern device usage page and usage setting appropriate vlaues in device record */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   408
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   409
static void HIDTopLevelElementHandler (const void * value, void * parameter)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   410
{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   411
	CFTypeRef refCF = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   412
	if (CFGetTypeID (value) != CFDictionaryGetTypeID ())
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   413
		return;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   414
	refCF = CFDictionaryGetValue (value, CFSTR(kIOHIDElementUsagePageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   415
	if (!CFNumberGetValue (refCF, kCFNumberLongType, &((recDevice *) parameter)->usagePage))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   416
		SDL_SetError ("CFNumberGetValue error retrieving pDevice->usagePage.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   417
	refCF = CFDictionaryGetValue (value, CFSTR(kIOHIDElementUsageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   418
	if (!CFNumberGetValue (refCF, kCFNumberLongType, &((recDevice *) parameter)->usage))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   419
		SDL_SetError ("CFNumberGetValue error retrieving pDevice->usage.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   420
}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   421
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   422
/* extracts device info from CF dictionary records in IO registry */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   423
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   424
static void HIDGetDeviceInfo (io_object_t hidDevice, CFMutableDictionaryRef hidProperties, recDevice *pDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   425
{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   426
	CFMutableDictionaryRef usbProperties = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   427
	io_registry_entry_t parent1, parent2;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   428
	
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   429
	/* Mac OS X currently is not mirroring all USB properties to HID page so need to look at USB device page also
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   430
	 * get dictionary for usb properties: step up two levels and get CF dictionary for USB properties
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   431
	 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   432
	if ((KERN_SUCCESS == IORegistryEntryGetParentEntry (hidDevice, kIOServicePlane, &parent1)) &&
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   433
		(KERN_SUCCESS == IORegistryEntryGetParentEntry (parent1, kIOServicePlane, &parent2)) &&
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   434
		(KERN_SUCCESS == IORegistryEntryCreateCFProperties (parent2, &usbProperties, kCFAllocatorDefault, kNilOptions)))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   435
	{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   436
		if (usbProperties)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   437
		{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   438
			CFTypeRef refCF = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   439
			/* get device info
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   440
			 * try hid dictionary first, if fail then go to usb dictionary
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   441
			 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   442
			
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   443
			
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   444
			/* get product name */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   445
			refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDProductKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   446
			if (!refCF)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   447
				refCF = CFDictionaryGetValue (usbProperties, CFSTR("USB Product Name"));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   448
			if (refCF)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   449
			{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   450
				if (!CFStringGetCString (refCF, pDevice->product, 256, CFStringGetSystemEncoding ()))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   451
					SDL_SetError ("CFStringGetCString error retrieving pDevice->product.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   452
			}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   453
			
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   454
			/* get usage page and usage */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   455
			refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDPrimaryUsagePageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   456
			if (refCF)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   457
			{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   458
				if (!CFNumberGetValue (refCF, kCFNumberLongType, &pDevice->usagePage))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   459
					SDL_SetError ("CFNumberGetValue error retrieving pDevice->usagePage.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   460
				refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDPrimaryUsageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   461
				if (refCF)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   462
					if (!CFNumberGetValue (refCF, kCFNumberLongType, &pDevice->usage))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   463
						SDL_SetError ("CFNumberGetValue error retrieving pDevice->usage.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   464
			}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   465
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   466
			if (NULL == refCF) /* get top level element HID usage page or usage */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   467
			{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   468
				/* use top level element instead */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   469
				CFTypeRef refCFTopElement = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   470
				refCFTopElement = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDElementKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   471
				{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   472
					/* refCFTopElement points to an array of element dictionaries */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   473
					CFRange range = {0, CFArrayGetCount (refCFTopElement)};
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   474
					CFArrayApplyFunction (refCFTopElement, range, HIDTopLevelElementHandler, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   475
				}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   476
			}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   477
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   478
			CFRelease (usbProperties);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   479
		}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   480
		else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   481
			SDL_SetError ("IORegistryEntryCreateCFProperties failed to create usbProperties.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   482
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   483
		if (kIOReturnSuccess != IOObjectRelease (parent2))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   484
			SDL_SetError ("IOObjectRelease error with parent2.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   485
		if (kIOReturnSuccess != IOObjectRelease (parent1))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   486
			SDL_SetError ("IOObjectRelease error with parent1.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   487
	}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   488
}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   489
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   490
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   491
static recDevice *HIDBuildDevice (io_object_t hidDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   492
{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   493
	recDevice *pDevice = (recDevice *) NewPtrClear (sizeof (recDevice));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   494
	if (pDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   495
	{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   496
		/* get dictionary for HID properties */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   497
		CFMutableDictionaryRef hidProperties = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   498
		kern_return_t result = IORegistryEntryCreateCFProperties (hidDevice, &hidProperties, kCFAllocatorDefault, kNilOptions);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   499
		if ((result == KERN_SUCCESS) && hidProperties)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   500
		{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   501
			/* create device interface */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   502
			result = HIDCreateOpenDeviceInterface (hidDevice, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   503
			if (kIOReturnSuccess == result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   504
			{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   505
				HIDGetDeviceInfo (hidDevice, hidProperties, pDevice); /* hidDevice used to find parents in registry tree */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   506
				HIDGetCollectionElements (hidProperties, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   507
			}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   508
			else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   509
			{
210
582abf60e21e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 209
diff changeset
   510
				DisposePtr((Ptr)pDevice);
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   511
				pDevice = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   512
			}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   513
			CFRelease (hidProperties);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   514
		}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   515
		else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   516
		{
210
582abf60e21e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 209
diff changeset
   517
			DisposePtr((Ptr)pDevice);
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   518
			pDevice = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   519
		}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   520
	}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   521
	return pDevice;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   522
}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   523
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   524
/* disposes of the element list associated with a device and the memory associated with the list
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   525
 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   526
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   527
static void HIDDisposeElementList (recElement **elementList)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   528
{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   529
	recElement *pElement = *elementList;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   530
	while (pElement)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   531
	{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   532
		recElement *pElementNext = pElement->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   533
		DisposePtr ((Ptr) pElement);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   534
		pElement = pElementNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   535
	}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   536
	*elementList = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   537
}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   538
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   539
/* disposes of a single device, closing and releaseing interface, freeing memory fro device and elements, setting device pointer to NULL
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   540
 * all your device no longer belong to us... (i.e., you do not 'own' the device anymore)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   541
 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   542
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   543
static recDevice *HIDDisposeDevice (recDevice **ppDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   544
{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   545
	kern_return_t result = KERN_SUCCESS;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   546
	recDevice *pDeviceNext = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   547
	if (*ppDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   548
	{
1487
dc6b59e925a2 Cleaning up warnings on MacOS X
Sam Lantinga <slouken@libsdl.org>
parents: 1409
diff changeset
   549
		/* save next device prior to disposing of this device */
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   550
		pDeviceNext = (*ppDevice)->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   551
		
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   552
		/* free element lists */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   553
		HIDDisposeElementList (&(*ppDevice)->firstAxis);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   554
		HIDDisposeElementList (&(*ppDevice)->firstButton);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   555
		HIDDisposeElementList (&(*ppDevice)->firstHat);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   556
		
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   557
		result = HIDCloseReleaseInterface (*ppDevice); /* function sanity checks interface value (now application does not own device) */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   558
		if (kIOReturnSuccess != result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   559
			HIDReportErrorNum ("HIDCloseReleaseInterface failed when trying to dipose device.", result);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   560
		DisposePtr ((Ptr)*ppDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   561
		*ppDevice = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   562
	}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   563
	return pDeviceNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   564
}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   565
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   566
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   567
/* Function to scan the system for joysticks.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   568
 * Joystick 0 should be the system default joystick.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   569
 * This function should return the number of available joysticks, or -1
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   570
 * on an unrecoverable fatal error.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   571
 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   572
int SDL_SYS_JoystickInit(void)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   573
{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   574
	IOReturn result = kIOReturnSuccess;
1409
ebc8b5855040 Fixed build warnings on Intel Mac
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   575
	mach_port_t masterPort = 0;
ebc8b5855040 Fixed build warnings on Intel Mac
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   576
	io_iterator_t hidObjectIterator = 0;
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   577
	CFMutableDictionaryRef hidMatchDictionary = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   578
	recDevice *device, *lastDevice;
1409
ebc8b5855040 Fixed build warnings on Intel Mac
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   579
	io_object_t ioHIDDeviceObject = 0;
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   580
	
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   581
	SDL_numjoysticks = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   582
	
1496
405e20dc004c *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1487
diff changeset
   583
	if (gpDeviceList)
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   584
	{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   585
		SDL_SetError("Joystick: Device list already inited.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   586
		return -1;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   587
	}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   588
	
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   589
	result = IOMasterPort (bootstrap_port, &masterPort);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   590
	if (kIOReturnSuccess != result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   591
	{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   592
		SDL_SetError("Joystick: IOMasterPort error with bootstrap_port.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   593
		return -1;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   594
	}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   595
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   596
	/* Set up a matching dictionary to search I/O Registry by class name for all HID class devices. */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   597
	hidMatchDictionary = IOServiceMatching (kIOHIDDeviceKey);
1409
ebc8b5855040 Fixed build warnings on Intel Mac
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   598
	if (hidMatchDictionary)
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   599
	{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   600
		/* Add key for device type (joystick, in this case) to refine the matching dictionary. */
495
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
   601
		
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
   602
		/* NOTE: we now perform this filtering later
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
   603
		UInt32 usagePage = kHIDPage_GenericDesktop;
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
   604
		UInt32 usage = kHIDUsage_GD_Joystick;
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   605
		CFNumberRef refUsage = NULL, refUsagePage = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   606
475
429fe382fe4f Darrell's Jag joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 427
diff changeset
   607
		refUsage = CFNumberCreate (kCFAllocatorDefault, kCFNumberIntType, &usage);
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   608
		CFDictionarySetValue (hidMatchDictionary, CFSTR (kIOHIDPrimaryUsageKey), refUsage);
475
429fe382fe4f Darrell's Jag joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 427
diff changeset
   609
		refUsagePage = CFNumberCreate (kCFAllocatorDefault, kCFNumberIntType, &usagePage);
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   610
		CFDictionarySetValue (hidMatchDictionary, CFSTR (kIOHIDPrimaryUsagePageKey), refUsagePage);
495
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
   611
		*/
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   612
	}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   613
	else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   614
	{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   615
		SDL_SetError("Joystick: Failed to get HID CFMutableDictionaryRef via IOServiceMatching.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   616
		return -1;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   617
	}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   618
	
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   619
	/*/ Now search I/O Registry for matching devices. */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   620
	result = IOServiceGetMatchingServices (masterPort, hidMatchDictionary, &hidObjectIterator);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   621
	/* Check for errors */
427
027ae30b867f Date: Mon, 29 Jul 2002 15:07:22 +1000
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   622
	if (kIOReturnSuccess != result)
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   623
	{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   624
		SDL_SetError("Joystick: Couldn't create a HID object iterator.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   625
		return -1;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   626
	}
1409
ebc8b5855040 Fixed build warnings on Intel Mac
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
   627
	if (!hidObjectIterator) /* there are no joysticks */
427
027ae30b867f Date: Mon, 29 Jul 2002 15:07:22 +1000
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   628
	{
027ae30b867f Date: Mon, 29 Jul 2002 15:07:22 +1000
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   629
		gpDeviceList = NULL;
027ae30b867f Date: Mon, 29 Jul 2002 15:07:22 +1000
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   630
		SDL_numjoysticks = 0;
027ae30b867f Date: Mon, 29 Jul 2002 15:07:22 +1000
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   631
		return 0;
027ae30b867f Date: Mon, 29 Jul 2002 15:07:22 +1000
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   632
	}
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   633
	/* IOServiceGetMatchingServices consumes a reference to the dictionary, so we don't need to release the dictionary ref. */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   634
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   635
	/* build flat linked list of devices from device iterator */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   636
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   637
	gpDeviceList = lastDevice = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   638
	
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   639
	while ((ioHIDDeviceObject = IOIteratorNext (hidObjectIterator)))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   640
	{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   641
		/* build a device record */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   642
		device = HIDBuildDevice (ioHIDDeviceObject);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   643
		if (!device)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   644
			continue;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   645
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   646
		/* dump device object, it is no longer needed */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   647
		result = IOObjectRelease (ioHIDDeviceObject);
1487
dc6b59e925a2 Cleaning up warnings on MacOS X
Sam Lantinga <slouken@libsdl.org>
parents: 1409
diff changeset
   648
/*		if (KERN_SUCCESS != result)
dc6b59e925a2 Cleaning up warnings on MacOS X
Sam Lantinga <slouken@libsdl.org>
parents: 1409
diff changeset
   649
			HIDReportErrorNum ("IOObjectRelease error with ioHIDDeviceObject.", result);
dc6b59e925a2 Cleaning up warnings on MacOS X
Sam Lantinga <slouken@libsdl.org>
parents: 1409
diff changeset
   650
*/
495
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
   651
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
   652
		/* Filter device list to non-keyboard/mouse stuff */ 
623
477917048b91 God, this is the never-ending patch. Another USB joystick detection fix for
Ryan C. Gordon <icculus@icculus.org>
parents: 622
diff changeset
   653
		if ( (device->usagePage != kHIDPage_GenericDesktop) ||
477917048b91 God, this is the never-ending patch. Another USB joystick detection fix for
Ryan C. Gordon <icculus@icculus.org>
parents: 622
diff changeset
   654
		     ((device->usage != kHIDUsage_GD_Joystick &&
477917048b91 God, this is the never-ending patch. Another USB joystick detection fix for
Ryan C. Gordon <icculus@icculus.org>
parents: 622
diff changeset
   655
		      device->usage != kHIDUsage_GD_GamePad)) ) {
620
92080b127f82 Find just joysticks and gamepads (as opposed to, say, USB Audio devices), in
Ryan C. Gordon <icculus@icculus.org>
parents: 617
diff changeset
   656
495
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
   657
			/* release memory for the device */
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
   658
			HIDDisposeDevice (&device);
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
   659
			DisposePtr((Ptr)device);
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
   660
			continue;
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
   661
		}
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
   662
		
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   663
		/* Add device to the end of the list */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   664
		if (lastDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   665
			lastDevice->pNext = device;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   666
		else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   667
			gpDeviceList = device;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   668
		lastDevice = device;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   669
	}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   670
	result = IOObjectRelease (hidObjectIterator); /* release the iterator */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   671
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   672
	/* Count the total number of devices we found */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   673
	device = gpDeviceList;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   674
	while (device)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   675
	{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   676
		SDL_numjoysticks++;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   677
		device = device->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   678
	}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   679
	
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   680
	return SDL_numjoysticks;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   681
}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   682
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   683
/* Function to get the device-dependent name of a joystick */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   684
const char *SDL_SYS_JoystickName(int index)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   685
{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   686
	recDevice *device = gpDeviceList;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   687
	
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   688
	for (; index > 0; index--)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   689
		device = device->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   690
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   691
	return device->product;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   692
}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   693
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   694
/* Function to open a joystick for use.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   695
 * The joystick to open is specified by the index field of the joystick.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   696
 * This should fill the nbuttons and naxes fields of the joystick structure.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   697
 * It returns 0, or -1 if there is an error.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   698
 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   699
int SDL_SYS_JoystickOpen(SDL_Joystick *joystick)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   700
{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   701
	recDevice *device = gpDeviceList;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   702
	int index;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   703
	
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   704
	for (index = joystick->index; index > 0; index--)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   705
		device = device->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   706
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   707
	joystick->hwdata = device;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   708
	joystick->name = device->product;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   709
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   710
	joystick->naxes = device->axes;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   711
	joystick->nhats = device->hats;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   712
	joystick->nballs = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   713
	joystick->nbuttons = device->buttons;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   714
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   715
	return 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   716
}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   717
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   718
/* Function to update the state of a joystick - called as a device poll.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   719
 * This function shouldn't update the joystick structure directly,
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   720
 * but instead should call SDL_PrivateJoystick*() to deliver events
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   721
 * and update joystick device state.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   722
 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   723
void SDL_SYS_JoystickUpdate(SDL_Joystick *joystick)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   724
{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   725
	recDevice *device = joystick->hwdata;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   726
	recElement *element;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   727
	SInt32 value;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   728
	int i;
858
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   729
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   730
	if (device->removed)  /* device was unplugged; ignore it. */
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   731
	{
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   732
		if (device->uncentered)
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   733
		{
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   734
			device->uncentered = 0;
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   735
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   736
			/* Tell the app that everything is centered/unpressed... */
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   737
			for (i = 0; i < device->axes; i++)
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   738
				SDL_PrivateJoystickAxis(joystick, i, 0);
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   739
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   740
			for (i = 0; i < device->buttons; i++)
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   741
				SDL_PrivateJoystickButton(joystick, i, 0);
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   742
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   743
			for (i = 0; i < device->hats; i++)
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   744
				SDL_PrivateJoystickHat(joystick, i, SDL_HAT_CENTERED);
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   745
		}
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   746
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   747
		return;
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   748
	}
5db50aa5bf08 Date: Wed, 25 Feb 2004 06:41:17 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
   749
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   750
	element = device->firstAxis;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   751
	i = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   752
	while (element)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   753
	{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   754
		value = HIDScaledCalibratedValue(device, element, -32768, 32767);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   755
		if ( value != joystick->axes[i] )
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   756
			SDL_PrivateJoystickAxis(joystick, i, value);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   757
		element = element->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   758
		++i;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   759
	}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   760
	
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   761
	element = device->firstButton;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   762
	i = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   763
	while (element)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   764
	{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   765
		value = HIDGetElementValue(device, element);
629
3fa401bb4bb5 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 623
diff changeset
   766
        if (value > 1)  /* handle pressure-sensitive buttons */
3fa401bb4bb5 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 623
diff changeset
   767
            value = 1;
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   768
		if ( value != joystick->buttons[i] )
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   769
			SDL_PrivateJoystickButton(joystick, i, value);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   770
		element = element->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   771
		++i;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   772
	}
629
3fa401bb4bb5 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 623
diff changeset
   773
	    
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   774
	element = device->firstHat;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   775
	i = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   776
	while (element)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   777
	{
210
582abf60e21e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 209
diff changeset
   778
		Uint8 pos = 0;
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   779
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   780
		value = HIDGetElementValue(device, element);
617
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   781
		if (element->max == 3) /* 4 position hatswitch - scale up value */
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   782
			value *= 2;
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   783
		else if (element->max != 7) /* Neither a 4 nor 8 positions - fall back to default position (centered) */
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   784
			value = -1;
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   785
		switch(value)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   786
		{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   787
			case 0:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   788
				pos = SDL_HAT_UP;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   789
				break;
617
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   790
			case 1:
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   791
				pos = SDL_HAT_RIGHTUP;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   792
				break;
617
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   793
			case 2:
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   794
				pos = SDL_HAT_RIGHT;
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   795
				break;
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   796
			case 3:
617
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   797
				pos = SDL_HAT_RIGHTDOWN;
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   798
				break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   799
			case 4:
617
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   800
				pos = SDL_HAT_DOWN;
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   801
				break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   802
			case 5:
617
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   803
				pos = SDL_HAT_LEFTDOWN;
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   804
				break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   805
			case 6:
617
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   806
				pos = SDL_HAT_LEFT;
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   807
				break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   808
			case 7:
617
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   809
				pos = SDL_HAT_LEFTUP;
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   810
				break;
617
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   811
			default:
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   812
				/* Every other value is mapped to center. We do that because some
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   813
				 * joysticks use 8 and some 15 for this value, and apparently
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   814
				 * there are even more variants out there - so we try to be generous.
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   815
				 */
86e0385b8f96 MacOS X joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 594
diff changeset
   816
				pos = SDL_HAT_CENTERED;
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   817
				break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   818
		}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   819
		if ( pos != joystick->hats[i] )
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   820
			SDL_PrivateJoystickHat(joystick, i, pos);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   821
		element = element->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   822
		++i;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   823
	}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   824
	
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   825
	return;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   826
}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   827
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   828
/* Function to close a joystick after use */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   829
void SDL_SYS_JoystickClose(SDL_Joystick *joystick)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   830
{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   831
	/* Should we do anything here? */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   832
	return;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   833
}
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   834
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   835
/* Function to perform any system-specific joystick related cleanup */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   836
void SDL_SYS_JoystickQuit(void)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   837
{
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   838
	while (NULL != gpDeviceList)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   839
		gpDeviceList = HIDDisposeDevice (&gpDeviceList);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   840
}
1635
92947e3a18db Make sure code is only compiled if the appropriate subsystem is enabled
Sam Lantinga <slouken@libsdl.org>
parents: 1621
diff changeset
   841
92947e3a18db Make sure code is only compiled if the appropriate subsystem is enabled
Sam Lantinga <slouken@libsdl.org>
parents: 1621
diff changeset
   842
#endif /* SDL_JOYSTICK_IOKIT */