Planet

navi

home

PPS

about

screenshots

download

development

forum

Context Navigation

source: code/trunk/src/external/ois/win32/Win32JoyStick.cpp @ 10765

Last change on this file since 10765 was 9674, checked in by landauf, 11 years ago
fixed build for MinGW with GCC 4.6
Property svn:eol-style set to `native`
File size: 21.4 KB

Rev	Line
[1505]	1	/*
	2	The zlib/libpng License
	3
	4	Copyright (c) 2005-2007 Phillip Castaneda (pjcast -- www.wreckedgames.com)
	5
	6	This software is provided 'as-is', without any express or implied warranty. In no event will
	7	the authors be held liable for any damages arising from the use of this software.
	8
	9	Permission is granted to anyone to use this software for any purpose, including commercial
	10	applications, and to alter it and redistribute it freely, subject to the following
	11	restrictions:
	12
	13	1. The origin of this software must not be misrepresented; you must not claim that
	14	you wrote the original software. If you use this software in a product,
	15	an acknowledgment in the product documentation would be appreciated but is
	16	not required.
	17
	18	2. Altered source versions must be plainly marked as such, and must not be
	19	misrepresented as being the original software.
	20
	21	3. This notice may not be removed or altered from any source distribution.
	22	*/
[8351]	23	#include "win32/Win32JoyStick.h"
	24	#include "win32/Win32InputManager.h"
	25	#include "win32/Win32ForceFeedback.h"
[1505]	26	#include "OISEvents.h"
	27	#include "OISException.h"
	28
[8351]	29	// (Orxonox): Required for MinGW to compile properly
	30	#ifdef __MINGW32__
	31	# include <oaidl.h>
	32	# ifndef __MINGW_EXTENSION
	33	# define __MINGW_EXTENSION __extension__
	34	# endif
	35	#endif
	36
[1505]	37	#include <cassert>
[9674]	38	#include <cstddef>
[8351]	39	#include <wbemidl.h>
	40	#include <oleauto.h>
	41	//#include <wmsstd.h>
	42	#ifndef SAFE_RELEASE
	43	#define SAFE_RELEASE(x) \
	44	if(x != NULL) \
	45	{ \
	46	x->Release(); \
	47	x = NULL; \
	48	}
	49	#endif
[1505]	50
[8351]	51	// (Orxonox): MinGW doesn't have swscanf_s
	52	#ifdef __MINGW32__
	53	# define swscanf_s swscanf
	54	#endif
	55
	56	#ifdef OIS_WIN32_XINPUT_SUPPORT
	57	# pragma comment(lib, "xinput.lib")
	58	#endif
	59
[1505]	60	//DX Only defines macros for the JOYSTICK not JOYSTICK2, so fix it
	61	#undef DIJOFS_BUTTON
	62	#undef DIJOFS_POV
	63
	64	#define DIJOFS_BUTTON(n) (FIELD_OFFSET(DIJOYSTATE2, rgbButtons) + (n))
	65	#define DIJOFS_POV(n) (FIELD_OFFSET(DIJOYSTATE2, rgdwPOV)+(n)*sizeof(DWORD))
	66	#define DIJOFS_SLIDER0(n) (FIELD_OFFSET(DIJOYSTATE2, rglSlider)+(n) * sizeof(LONG))
	67	#define DIJOFS_SLIDER1(n) (FIELD_OFFSET(DIJOYSTATE2, rglVSlider)+(n) * sizeof(LONG))
	68	#define DIJOFS_SLIDER2(n) (FIELD_OFFSET(DIJOYSTATE2, rglASlider)+(n) * sizeof(LONG))
	69	#define DIJOFS_SLIDER3(n) (FIELD_OFFSET(DIJOYSTATE2, rglFSlider)+(n) * sizeof(LONG))
	70
[8351]	71	#define XINPUT_TRANSLATED_BUTTON_COUNT 12
	72	#define XINPUT_TRANSLATED_AXIS_COUNT 6
	73
[1505]	74	using namespace OIS;
	75
	76	//--------------------------------------------------------------------------------------------------//
[8351]	77	Win32JoyStick::Win32JoyStick( InputManager* creator, IDirectInput8* pDI, bool buffered, DWORD coopSettings, const JoyStickInfo &info ) :
	78	JoyStick(info.vendor, buffered, info.devId, creator),
	79	mDirectInput(pDI),
	80	coopSetting(coopSettings),
	81	mJoyStick(0),
	82	mJoyInfo(info),
	83	mFfDevice(0)
[1505]	84	{
	85	}
	86
	87	//--------------------------------------------------------------------------------------------------//
	88	Win32JoyStick::~Win32JoyStick()
	89	{
[8351]	90	delete mFfDevice;
[1505]	91
	92	if(mJoyStick)
	93	{
	94	mJoyStick->Unacquire();
	95	mJoyStick->Release();
	96	mJoyStick = 0;
	97	}
	98
	99	//Return joystick to pool
[8351]	100	static_cast<Win32InputManager*>(mCreator)->_returnJoyStick(mJoyInfo);
[1505]	101	}
	102
	103	//--------------------------------------------------------------------------------------------------//
	104	void Win32JoyStick::_initialize()
	105	{
[8351]	106	if (mJoyInfo.isXInput)
	107	{
	108	_enumerate();
	109	}
	110	else
	111	{
	112	//Clear old state
	113	mState.mAxes.clear();
[1505]	114
[8351]	115	delete mFfDevice;
	116	mFfDevice = 0;
[1505]	117
[8351]	118	DIPROPDWORD dipdw;
[1505]	119
[8351]	120	dipdw.diph.dwSize = sizeof(DIPROPDWORD);
	121	dipdw.diph.dwHeaderSize = sizeof(DIPROPHEADER);
	122	dipdw.diph.dwObj = 0;
	123	dipdw.diph.dwHow = DIPH_DEVICE;
	124	dipdw.dwData = JOYSTICK_DX_BUFFERSIZE;
[1505]	125
[8351]	126	if(FAILED(mDirectInput->CreateDevice(mJoyInfo.deviceID, &mJoyStick, NULL)))
	127	OIS_EXCEPT( E_General, "Win32JoyStick::_initialize() >> Could not initialize joy device!");
[1505]	128
[8351]	129	if(FAILED(mJoyStick->SetDataFormat(&c_dfDIJoystick2)))
	130	OIS_EXCEPT( E_General, "Win32JoyStick::_initialize() >> data format error!");
[5695]	131
[8351]	132	HWND hwin = ((Win32InputManager*)mCreator)->getWindowHandle();
[1505]	133
[8351]	134	if(FAILED(mJoyStick->SetCooperativeLevel( hwin, coopSetting)))
	135	OIS_EXCEPT( E_General, "Win32JoyStick::_initialize() >> failed to set cooperation level!");
[1505]	136
[8351]	137	if( FAILED(mJoyStick->SetProperty(DIPROP_BUFFERSIZE, &dipdw.diph)) )
	138	OIS_EXCEPT( E_General, "Win32Mouse::Win32Mouse >> Failed to set buffer size property" );
[1505]	139
[8351]	140	//Enumerate all axes/buttons/sliders/etc before aquiring
	141	_enumerate();
	142
	143	mState.clear();
	144
	145	capture();
	146	}
[1505]	147	}
	148
	149	//--------------------------------------------------------------------------------------------------//
	150	void Win32JoyStick::_enumerate()
	151	{
[8351]	152	if (mJoyInfo.isXInput)
	153	{
	154	mPOVs = 1;
[1505]	155
[8351]	156	mState.mButtons.resize(XINPUT_TRANSLATED_BUTTON_COUNT);
	157	mState.mAxes.resize(XINPUT_TRANSLATED_AXIS_COUNT);
	158	}
	159	else
	160	{
	161	// Get joystick capabilities.
	162	mDIJoyCaps.dwSize = sizeof(DIDEVCAPS);
	163	if( FAILED(mJoyStick->GetCapabilities(&mDIJoyCaps)) )
	164	OIS_EXCEPT( E_General, "Win32JoyStick::_enumerate >> Failed to get capabilities" );
[1505]	165
[8351]	166	mPOVs = (short)mDIJoyCaps.dwPOVs;
[1505]	167
[8351]	168	mState.mButtons.resize(mDIJoyCaps.dwButtons);
	169	mState.mAxes.resize(mDIJoyCaps.dwAxes);
[5695]	170
[8351]	171	//Reset the axis mapping enumeration value
	172	_AxisNumber = 0;
[1505]	173
[8351]	174	//Enumerate Force Feedback (if any)
	175	mJoyStick->EnumEffects(DIEnumEffectsCallback, this, DIEFT_ALL);
	176
	177	//Enumerate and set axis constraints (and check FF Axes)
	178	mJoyStick->EnumObjects(DIEnumDeviceObjectsCallback, this, DIDFT_AXIS);
	179	}
[1505]	180	}
	181
	182	//--------------------------------------------------------------------------------------------------//
	183	BOOL CALLBACK Win32JoyStick::DIEnumDeviceObjectsCallback(LPCDIDEVICEOBJECTINSTANCE lpddoi, LPVOID pvRef)
	184	{
	185	Win32JoyStick* _this = (Win32JoyStick*)pvRef;
	186
	187	//Setup mappings
	188	DIPROPPOINTER diptr;
	189	diptr.diph.dwSize = sizeof(DIPROPPOINTER);
	190	diptr.diph.dwHeaderSize = sizeof(DIPROPHEADER);
	191	diptr.diph.dwHow = DIPH_BYID;
	192	diptr.diph.dwObj = lpddoi->dwType;
	193	//Add a magic number to recognise we set seomthing
	194	diptr.uData = 0x13130000 \| _this->_AxisNumber;
	195
	196	//Check if axis is slider, if so, do not treat as regular axis
	197	if(GUID_Slider == lpddoi->guidType)
	198	{
	199	++_this->mSliders;
	200
	201	//Decrease Axes, since this slider shows up in a different place
	202	_this->mState.mAxes.pop_back();
	203	}
	204	else if (FAILED(_this->mJoyStick->SetProperty(DIPROP_APPDATA, &diptr.diph)))
	205	{ //If for some reason we could not set needed user data, just ignore this axis
	206	return DIENUM_CONTINUE;
	207	}
	208
	209	//Increase for next time through
	210	if(GUID_Slider != lpddoi->guidType)
	211	_this->_AxisNumber += 1;
	212
	213	//Set range
	214	DIPROPRANGE diprg;
	215	diprg.diph.dwSize = sizeof(DIPROPRANGE);
	216	diprg.diph.dwHeaderSize = sizeof(DIPROPHEADER);
	217	diprg.diph.dwHow = DIPH_BYID;
	218	diprg.diph.dwObj = lpddoi->dwType;
	219	diprg.lMin = MIN_AXIS;
	220	diprg.lMax = MAX_AXIS;
	221
	222	if (FAILED(_this->mJoyStick->SetProperty(DIPROP_RANGE, &diprg.diph)))
	223	OIS_EXCEPT( E_General, "Win32JoyStick::_DIEnumDeviceObjectsCallback >> Failed to set min/max range property" );
	224
[5695]	225	//Check if FF Axes, and if so, increment counter
[1505]	226	if((lpddoi->dwFlags & DIDOI_FFACTUATOR) != 0 )
	227	{
[8351]	228	if( _this->mFfDevice )
[1505]	229	{
[8351]	230	_this->mFfDevice->_addFFAxis();
[1505]	231	}
	232	}
	233
[5695]	234	//Force the flags for gain and auto-center support to true,
	235	//as DInput has no API to query the device for these capabilities
	236	//(the only way to know is to try them ...)
[8351]	237	if( _this->mFfDevice )
[5695]	238	{
[8351]	239	_this->mFfDevice->_setGainSupport(true);
	240	_this->mFfDevice->_setAutoCenterSupport(true);
[5695]	241	}
	242
[1505]	243	return DIENUM_CONTINUE;
	244	}
	245
	246	//--------------------------------------------------------------------------------------------------//
	247	BOOL CALLBACK Win32JoyStick::DIEnumEffectsCallback(LPCDIEFFECTINFO pdei, LPVOID pvRef)
	248	{
	249	Win32JoyStick* _this = (Win32JoyStick*)pvRef;
	250
[5695]	251	//Create the FF instance only after we know there is at least one effect type
[8351]	252	if( _this->mFfDevice == 0 )
	253	_this->mFfDevice = new Win32ForceFeedback(_this->mJoyStick, &_this->mDIJoyCaps);
[1505]	254
[8351]	255	_this->mFfDevice->_addEffectSupport(pdei);
[1505]	256
	257	return DIENUM_CONTINUE;
	258	}
	259
	260	//--------------------------------------------------------------------------------------------------//
	261	void Win32JoyStick::capture()
	262	{
[8351]	263	#ifdef OIS_WIN32_XINPUT_SUPPORT
	264	//handle xbox controller differently
	265	if (mJoyInfo.isXInput)
	266	{
	267	captureXInput();
	268	return;
	269	}
	270	#endif
	271
	272	//handle directinput based devices
[1505]	273	DIDEVICEOBJECTDATA diBuff[JOYSTICK_DX_BUFFERSIZE];
	274	DWORD entries = JOYSTICK_DX_BUFFERSIZE;
	275
	276	// Poll the device to read the current state
	277	HRESULT hr = mJoyStick->Poll();
	278	if( hr == DI_OK )
	279	hr = mJoyStick->GetDeviceData( sizeof(DIDEVICEOBJECTDATA), diBuff, &entries, 0 );
	280
	281	if( hr != DI_OK )
	282	{
	283	hr = mJoyStick->Acquire();
	284	while( hr == DIERR_INPUTLOST )
	285	hr = mJoyStick->Acquire();
	286
	287	// Poll the device to read the current state
[8351]	288	mJoyStick->Poll();
[1505]	289	hr = mJoyStick->GetDeviceData( sizeof(DIDEVICEOBJECTDATA), diBuff, &entries, 0 );
	290	//Perhaps the user just tabbed away
	291	if( FAILED(hr) )
	292	return;
	293	}
	294
	295	bool axisMoved[24] = {false,false,false,false,false,false,false,false,false,false,false,false,false,false,false,false,
	296	false,false,false,false,false,false,false,false};
	297	bool sliderMoved[4] = {false,false,false,false};
	298
	299	//Loop through all the events
	300	for(unsigned int i = 0; i < entries; ++i)
	301	{
	302	//This may seem outof order, but is in order of the way these variables
	303	//are declared in the JoyStick State 2 structure.
	304	switch(diBuff[i].dwOfs)
	305	{
	306	//------ slider -//
	307	case DIJOFS_SLIDER0(0):
	308	sliderMoved[0] = true;
	309	mState.mSliders[0].abX = diBuff[i].dwData;
	310	break;
	311	case DIJOFS_SLIDER0(1):
	312	sliderMoved[0] = true;
	313	mState.mSliders[0].abY = diBuff[i].dwData;
	314	break;
	315	//----- Max 4 POVs Next ---------------//
	316	case DIJOFS_POV(0):
	317	if(!_changePOV(0,diBuff[i]))
	318	return;
	319	break;
	320	case DIJOFS_POV(1):
	321	if(!_changePOV(1,diBuff[i]))
	322	return;
	323	break;
	324	case DIJOFS_POV(2):
	325	if(!_changePOV(2,diBuff[i]))
	326	return;
	327	break;
	328	case DIJOFS_POV(3):
	329	if(!_changePOV(3,diBuff[i]))
	330	return;
	331	break;
	332	case DIJOFS_SLIDER1(0):
	333	sliderMoved[1] = true;
	334	mState.mSliders[1].abX = diBuff[i].dwData;
	335	break;
	336	case DIJOFS_SLIDER1(1):
	337	sliderMoved[1] = true;
	338	mState.mSliders[1].abY = diBuff[i].dwData;
	339	break;
	340	case DIJOFS_SLIDER2(0):
	341	sliderMoved[2] = true;
	342	mState.mSliders[2].abX = diBuff[i].dwData;
	343	break;
	344	case DIJOFS_SLIDER2(1):
	345	sliderMoved[2] = true;
	346	mState.mSliders[2].abY = diBuff[i].dwData;
	347	break;
	348	case DIJOFS_SLIDER3(0):
	349	sliderMoved[3] = true;
	350	mState.mSliders[3].abX = diBuff[i].dwData;
	351	break;
	352	case DIJOFS_SLIDER3(1):
	353	sliderMoved[3] = true;
	354	mState.mSliders[3].abY = diBuff[i].dwData;
	355	break;
	356	//-----------------------------------------//
	357	default:
	358	//Handle Button Events Easily using the DX Offset Macros
	359	if( diBuff[i].dwOfs >= DIJOFS_BUTTON(0) && diBuff[i].dwOfs < DIJOFS_BUTTON(128) )
	360	{
	361	if(!_doButtonClick((diBuff[i].dwOfs - DIJOFS_BUTTON(0)), diBuff[i]))
	362	return;
	363	}
	364	else if((short)(diBuff[i].uAppData >> 16) == 0x1313)
	365	{ //If it was nothing else, might be axis enumerated earlier (determined by magic number)
	366	int axis = (int)(0x0000FFFF & diBuff[i].uAppData); //Mask out the high bit
	367	assert( axis >= 0 && axis < (int)mState.mAxes.size() && "Axis out of range!");
	368
	369	if(axis >= 0 && axis < (int)mState.mAxes.size())
	370	{
	371	mState.mAxes[axis].abs = diBuff[i].dwData;
	372	axisMoved[axis] = true;
	373	}
	374	}
	375
	376	break;
	377	} //end case
	378	} //end for
	379
	380	//Check to see if any of the axes values have changed.. if so send events
	381	if( mBuffered && mListener && entries > 0 )
	382	{
	383	JoyStickEvent temp(this, mState);
	384
	385	//Update axes
	386	for( int i = 0; i < 24; ++i )
	387	if( axisMoved[i] )
	388	if( mListener->axisMoved( temp, i ) == false )
	389	return;
	390
	391	//Now update sliders
	392	for( int i = 0; i < 4; ++i )
	393	if( sliderMoved[i] )
	394	if( mListener->sliderMoved( temp, i ) == false )
	395	return;
	396	}
	397	}
	398
	399	//--------------------------------------------------------------------------------------------------//
[8351]	400	void Win32JoyStick::captureXInput()
	401	{
	402	#ifdef OIS_WIN32_XINPUT_SUPPORT
	403	XINPUT_STATE inputState;
	404	if (XInputGetState((DWORD)mJoyInfo.xInputDev, &inputState) != ERROR_SUCCESS)
	405	memset(&inputState, 0, sizeof(inputState));
	406
	407	//Sticks and triggers
	408	int value;
	409	bool axisMoved[XINPUT_TRANSLATED_AXIS_COUNT] = {false,false,false,false,false,false};
	410
	411	//LeftY
	412	value = -(int)inputState.Gamepad.sThumbLY;
	413	mState.mAxes[0].rel = value - mState.mAxes[0].abs;
	414	mState.mAxes[0].abs = value;
	415	if(mState.mAxes[0].rel != 0)
	416	axisMoved[0] = true;
	417
	418	//LeftX
	419	mState.mAxes[1].rel = inputState.Gamepad.sThumbLX - mState.mAxes[1].abs;
	420	mState.mAxes[1].abs = inputState.Gamepad.sThumbLX;
	421
	422	if(mState.mAxes[1].rel != 0)
	423	axisMoved[1] = true;
	424
	425	//RightY
	426	value = -(int)inputState.Gamepad.sThumbRY;
	427	mState.mAxes[2].rel = value - mState.mAxes[2].abs;
	428	mState.mAxes[2].abs = value;
	429	if(mState.mAxes[2].rel != 0)
	430	axisMoved[2] = true;
	431
	432	//RightX
	433	mState.mAxes[3].rel = inputState.Gamepad.sThumbRX - mState.mAxes[3].abs;
	434	mState.mAxes[3].abs = inputState.Gamepad.sThumbRX;
	435	if(mState.mAxes[3].rel != 0)
	436	axisMoved[3] = true;
	437
	438	//Left trigger
	439	value = inputState.Gamepad.bLeftTrigger * 129;
	440	if(value > JoyStick::MAX_AXIS)
	441	value = JoyStick::MAX_AXIS;
	442
	443	mState.mAxes[4].rel = value - mState.mAxes[4].abs;
	444	mState.mAxes[4].abs = value;
	445	if(mState.mAxes[4].rel != 0)
	446	axisMoved[4] = true;
	447
	448	//Right trigger
	449	value = (int)inputState.Gamepad.bRightTrigger * 129;
	450	if(value > JoyStick::MAX_AXIS)
	451	value = JoyStick::MAX_AXIS;
	452
	453	mState.mAxes[5].rel = value - mState.mAxes[5].abs;
	454	mState.mAxes[5].abs = value;
	455	if(mState.mAxes[5].rel != 0)
	456	axisMoved[5] = true;
	457
	458	//POV
	459	int previousPov = mState.mPOV[0].direction;
	460	int& pov = mState.mPOV[0].direction;
	461	pov = Pov::Centered;
	462	if (inputState.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_UP)
	463	pov \|= Pov::North;
	464	else if (inputState.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_DOWN)
	465	pov \|= Pov::South;
	466	if (inputState.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_LEFT)
	467	pov \|= Pov::West;
	468	else if (inputState.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_RIGHT)
	469	pov \|= Pov::East;
	470
	471	//Buttons - The first 4 buttons don't need to be checked since they represent the dpad
	472	bool previousButtons[XINPUT_TRANSLATED_BUTTON_COUNT];
	473	std::copy(mState.mButtons.begin(), mState.mButtons.end(), previousButtons);
	474	for (size_t i = 0; i < XINPUT_TRANSLATED_BUTTON_COUNT; i++)
	475	mState.mButtons[i] = (inputState.Gamepad.wButtons & (1 << (i + 4))) != 0;
	476
	477	//Send events
	478	if (mBuffered && mListener)
	479	{
	480	JoyStickEvent joystickEvent(this, mState);
	481
	482	//Axes
	483	for (int i = 0; i < XINPUT_TRANSLATED_AXIS_COUNT; i++)
	484	{
	485	if (axisMoved[i] && !mListener->axisMoved(joystickEvent, i))
	486	return;
	487	}
	488
	489	//POV
	490	if (previousPov != pov && !mListener->povMoved(joystickEvent, 0))
	491	return;
	492
	493	//Buttons
	494	for (int i = 0; i < XINPUT_TRANSLATED_BUTTON_COUNT; i++)
	495	{
	496	if (!previousButtons[i] && mState.mButtons[i])
	497	{
	498	if (!mListener->buttonPressed(joystickEvent, i))
	499	return;
	500	}
	501	else if (previousButtons[i] && !mState.mButtons[i])
	502	{
	503	if (!mListener->buttonReleased(joystickEvent, i))
	504	return;
	505	}
	506	}
	507	}
	508	#endif
	509	}
	510
	511	//--------------------------------------------------------------------------------------------------//
[1505]	512	bool Win32JoyStick::_doButtonClick( int button, DIDEVICEOBJECTDATA& di )
	513	{
	514	if( di.dwData & 0x80 )
	515	{
	516	mState.mButtons[button] = true;
	517	if( mBuffered && mListener )
	518	return mListener->buttonPressed( JoyStickEvent( this, mState ), button );
	519	}
	520	else
	521	{
	522	mState.mButtons[button] = false;
	523	if( mBuffered && mListener )
	524	return mListener->buttonReleased( JoyStickEvent( this, mState ), button );
	525	}
	526
	527	return true;
	528	}
	529
	530	//--------------------------------------------------------------------------------------------------//
	531	bool Win32JoyStick::_changePOV( int pov, DIDEVICEOBJECTDATA& di )
	532	{
	533	//Some drivers report a value of 65,535, instead of 1,
	534	//for the center position
	535	if(LOWORD(di.dwData) == 0xFFFF)
	536	{
	537	mState.mPOV[pov].direction = Pov::Centered;
	538	}
	539	else
	540	{
	541	switch(di.dwData)
	542	{
	543	case 0: mState.mPOV[pov].direction = Pov::North; break;
	544	case 4500: mState.mPOV[pov].direction = Pov::NorthEast; break;
	545	case 9000: mState.mPOV[pov].direction = Pov::East; break;
	546	case 13500: mState.mPOV[pov].direction = Pov::SouthEast; break;
	547	case 18000: mState.mPOV[pov].direction = Pov::South; break;
	548	case 22500: mState.mPOV[pov].direction = Pov::SouthWest; break;
	549	case 27000: mState.mPOV[pov].direction = Pov::West; break;
	550	case 31500: mState.mPOV[pov].direction = Pov::NorthWest; break;
	551	}
	552	}
	553
	554	if( mBuffered && mListener )
	555	return mListener->povMoved( JoyStickEvent( this, mState ), pov );
	556
	557	return true;
	558	}
	559
	560	//--------------------------------------------------------------------------------------------------//
	561	void Win32JoyStick::setBuffered(bool buffered)
	562	{
	563	mBuffered = buffered;
	564	}
	565
	566	//--------------------------------------------------------------------------------------------------//
	567	Interface* Win32JoyStick::queryInterface(Interface::IType type)
	568	{
[8351]	569	if( mFfDevice && type == Interface::ForceFeedback )
	570	return mFfDevice;
[1505]	571	else
	572	return 0;
	573	}
[8351]	574
	575	//--------------------------------------------------------------------------------------------------//
	576	void Win32JoyStick::CheckXInputDevices(JoyStickInfoList &joys)
	577	{
	578	IWbemLocator* pIWbemLocator = NULL;
	579	IEnumWbemClassObject* pEnumDevices = NULL;
	580	IWbemClassObject* pDevices[20] = {0};
	581	IWbemServices* pIWbemServices = NULL;
	582	BSTR bstrNamespace = NULL;
	583	BSTR bstrDeviceID = NULL;
	584	BSTR bstrClassName = NULL;
	585	DWORD uReturned = 0;
	586	bool bIsXinputDevice= false;
	587	DWORD iDevice = 0;
	588	int xDevice = 0;
	589	VARIANT var;
	590	HRESULT hr;
	591
	592	if(joys.size() == 0)
	593	return;
	594
	595	// CoInit if needed
	596	hr = CoInitialize(NULL);
	597	bool bCleanupCOM = SUCCEEDED(hr);
	598
	599	// Create WMI
	600	// (Orxonox): Fix for MinGW
	601	#ifdef __MINGW32__
	602	hr = CoCreateInstance(CLSID_WbemLocator, NULL, CLSCTX_INPROC_SERVER, IID_IWbemLocator, (LPVOID*)&pIWbemLocator);
	603	#else
	604	hr = CoCreateInstance(__uuidof(WbemLocator), NULL, CLSCTX_INPROC_SERVER, __uuidof(IWbemLocator), (LPVOID*)&pIWbemLocator);
	605	#endif
	606	if( FAILED(hr) \|\| pIWbemLocator == NULL )
	607	goto LCleanup;
	608
	609	bstrNamespace = SysAllocString( L"\\\\.\\root\\cimv2" );
	610	if( bstrNamespace == NULL )
	611	goto LCleanup;
	612
	613	bstrClassName = SysAllocString( L"Win32_PNPEntity" );
	614	if( bstrClassName == NULL )
	615	goto LCleanup;
	616
	617	bstrDeviceID = SysAllocString( L"DeviceID" );
	618	if( bstrDeviceID == NULL )
	619	goto LCleanup;
	620
	621	// Connect to WMI
	622	hr = pIWbemLocator->ConnectServer( bstrNamespace, NULL, NULL, 0L, 0L, NULL, NULL, &pIWbemServices );
	623	if( FAILED(hr) \|\| pIWbemServices == NULL )
	624	goto LCleanup;
	625
	626	// Switch security level to IMPERSONATE.
	627	CoSetProxyBlanket(pIWbemServices, RPC_C_AUTHN_WINNT, RPC_C_AUTHZ_NONE, NULL, RPC_C_AUTHN_LEVEL_CALL, RPC_C_IMP_LEVEL_IMPERSONATE, NULL, EOAC_NONE );
	628
	629	hr = pIWbemServices->CreateInstanceEnum( bstrClassName, 0, NULL, &pEnumDevices );
	630	if( FAILED(hr) \|\| pEnumDevices == NULL )
	631	goto LCleanup;
	632
	633	// Loop over all devices
	634	for( ;; )
	635	{
	636	// Get 20 at a time
	637	hr = pEnumDevices->Next(5000, 20, pDevices, &uReturned);
	638	if( FAILED(hr) )
	639	goto LCleanup;
	640
	641	if( uReturned == 0 )
	642	break;
	643
	644	for(iDevice = 0; iDevice < uReturned; iDevice++)
	645	{
	646	// For each device, get its device ID
	647	hr = pDevices[iDevice]->Get(bstrDeviceID, 0L, &var, NULL, NULL);
	648	if(SUCCEEDED(hr) && var.vt == VT_BSTR && var.bstrVal != NULL)
	649	{
	650	// Check if the device ID contains "IG_". If it does, then it's an XInput device - This information can not be found from DirectInput
	651	if(wcsstr(var.bstrVal, L"IG_"))
	652	{
	653	// If it does, then get the VID/PID from var.bstrVal
	654	DWORD dwPid = 0, dwVid = 0;
	655	WCHAR* strVid = wcsstr( var.bstrVal, L"VID_" );
	656	if(strVid && swscanf_s( strVid, L"VID_%4X", &dwVid ) != 1)
	657	dwVid = 0;
	658
	659	WCHAR* strPid = wcsstr( var.bstrVal, L"PID_" );
	660	if(strPid && swscanf_s( strPid, L"PID_%4X", &dwPid ) != 1)
	661	dwPid = 0;
	662
	663	// Compare the VID/PID to the DInput device
	664	DWORD dwVidPid = MAKELONG(dwVid, dwPid);
	665	for(JoyStickInfoList::iterator i = joys.begin(); i != joys.end(); ++i)
	666	{
	667	if(dwVidPid == i->productGuid.Data1)
	668	{
	669	i->isXInput = true;
	670	i->xInputDev = xDevice;
	671	}
	672	}
	673
	674	if(joys.size() == 0)
	675	goto LCleanup;
	676	}
	677	}
	678
	679	SAFE_RELEASE(pDevices[iDevice]);
	680	}
	681	}
	682
	683	LCleanup:
	684	if(bstrNamespace)
	685	SysFreeString(bstrNamespace);
	686
	687	if(bstrDeviceID)
	688	SysFreeString(bstrDeviceID);
	689
	690	if(bstrClassName)
	691	SysFreeString(bstrClassName);
	692
	693	for(iDevice=0; iDevice < 20; iDevice++)
	694	SAFE_RELEASE(pDevices[iDevice]);
	695
	696	SAFE_RELEASE(pEnumDevices);
	697	SAFE_RELEASE(pIWbemLocator);
	698	SAFE_RELEASE(pIWbemServices);
	699
	700	if(bCleanupCOM)
	701	CoUninitialize();
	702	}

Note: See TracBrowser for help on using the repository browser.

Download in other formats: