2010-04-02 02:48:24 +00:00
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#include "../ControllerInterface.h"
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#ifdef CIFACE_USE_DIRECTINPUT_JOYSTICK
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#include "DirectInputJoystick.h"
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namespace ciface
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{
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namespace DirectInput
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{
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#ifdef NO_DUPLICATE_DINPUT_XINPUT
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//-----------------------------------------------------------------------------
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// Modified some MSDN code to get all the XInput device GUID.Data1 values in a vector,
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// faster than checking all the devices for each DirectInput device, like MSDN says to do
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//-----------------------------------------------------------------------------
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void GetXInputGUIDS( std::vector<DWORD>& guids )
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{
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#define SAFE_RELEASE(p) { if(p) { (p)->Release(); (p)=NULL; } }
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IWbemLocator* pIWbemLocator = NULL;
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IEnumWbemClassObject* pEnumDevices = NULL;
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IWbemClassObject* pDevices[20] = {0};
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IWbemServices* pIWbemServices = NULL;
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BSTR bstrNamespace = NULL;
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BSTR bstrDeviceID = NULL;
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BSTR bstrClassName = NULL;
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DWORD uReturned = 0;
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VARIANT var;
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HRESULT hr;
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// CoInit if needed
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hr = CoInitialize(NULL);
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bool bCleanupCOM = SUCCEEDED(hr);
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// Create WMI
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hr = CoCreateInstance( __uuidof(WbemLocator),
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NULL,
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CLSCTX_INPROC_SERVER,
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__uuidof(IWbemLocator),
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(LPVOID*) &pIWbemLocator);
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if( FAILED(hr) || pIWbemLocator == NULL )
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goto LCleanup;
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bstrNamespace = SysAllocString( L"\\\\.\\root\\cimv2" );if( bstrNamespace == NULL ) goto LCleanup;
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bstrClassName = SysAllocString( L"Win32_PNPEntity" ); if( bstrClassName == NULL ) goto LCleanup;
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bstrDeviceID = SysAllocString( L"DeviceID" ); if( bstrDeviceID == NULL ) goto LCleanup;
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// Connect to WMI
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hr = pIWbemLocator->ConnectServer( bstrNamespace, NULL, NULL, 0L, 0L, NULL, NULL, &pIWbemServices );
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if( FAILED(hr) || pIWbemServices == NULL )
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goto LCleanup;
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// Switch security level to IMPERSONATE.
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CoSetProxyBlanket( pIWbemServices, RPC_C_AUTHN_WINNT, RPC_C_AUTHZ_NONE, NULL,
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RPC_C_AUTHN_LEVEL_CALL, RPC_C_IMP_LEVEL_IMPERSONATE, NULL, EOAC_NONE );
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hr = pIWbemServices->CreateInstanceEnum( bstrClassName, 0, NULL, &pEnumDevices );
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if( FAILED(hr) || pEnumDevices == NULL )
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goto LCleanup;
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// Loop over all devices
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while( true )
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{
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// Get 20 at a time
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hr = pEnumDevices->Next( 10000, 20, pDevices, &uReturned );
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if( FAILED(hr) || uReturned == 0 )
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break;
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for( UINT iDevice=0; iDevice<uReturned; ++iDevice )
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{
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// For each device, get its device ID
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hr = pDevices[iDevice]->Get( bstrDeviceID, 0L, &var, NULL, NULL );
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if( SUCCEEDED( hr ) && var.vt == VT_BSTR && var.bstrVal != NULL )
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{
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// Check if the device ID contains "IG_". If it does, then it's an XInput device
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// This information can not be found from DirectInput
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if( wcsstr( var.bstrVal, L"IG_" ) )
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{
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// If it does, then get the VID/PID from var.bstrVal
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DWORD dwPid = 0, dwVid = 0;
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WCHAR* strVid = wcsstr( var.bstrVal, L"VID_" );
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if( strVid && swscanf( strVid, L"VID_%4X", &dwVid ) != 1 )
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dwVid = 0;
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WCHAR* strPid = wcsstr( var.bstrVal, L"PID_" );
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if( strPid && swscanf( strPid, L"PID_%4X", &dwPid ) != 1 )
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dwPid = 0;
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// Compare the VID/PID to the DInput device
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DWORD dwVidPid = MAKELONG( dwVid, dwPid );
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guids.push_back( dwVidPid );
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//bIsXinputDevice = true;
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}
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}
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SAFE_RELEASE( pDevices[iDevice] );
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}
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}
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LCleanup:
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if(bstrNamespace)
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SysFreeString(bstrNamespace);
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if(bstrDeviceID)
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SysFreeString(bstrDeviceID);
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if(bstrClassName)
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SysFreeString(bstrClassName);
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for( UINT iDevice=0; iDevice<20; iDevice++ )
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SAFE_RELEASE( pDevices[iDevice] );
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SAFE_RELEASE( pEnumDevices );
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SAFE_RELEASE( pIWbemLocator );
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SAFE_RELEASE( pIWbemServices );
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if( bCleanupCOM )
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CoUninitialize();
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}
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#endif
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std::string TStringToString( const std::basic_string<TCHAR>& in )
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{
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const int size = WideCharToMultiByte( CP_UTF8, 0, in.data(), int(in.length()), NULL, 0, NULL, NULL );
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if ( 0 == size )
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return "";
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char* const data = new char[size];
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WideCharToMultiByte( CP_UTF8, 0, in.data(), int(in.length()), data, size, NULL, NULL );
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const std::string out( data, size );
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delete[] data;
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return out;
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}
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//BOOL CALLBACK DIEnumEffectsCallback( LPCDIEFFECTINFO pdei, LPVOID pvRef )
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//{
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// ((std::vector<DIEFFECTINFO>*)pvRef)->push_back( *pdei );
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// return DIENUM_CONTINUE;
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//}
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BOOL CALLBACK DIEnumDeviceObjectsCallback( LPCDIDEVICEOBJECTINSTANCE lpddoi, LPVOID pvRef )
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{
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((std::vector<DIDEVICEOBJECTINSTANCE>*)pvRef)->push_back( *lpddoi );
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return DIENUM_CONTINUE;
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}
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BOOL CALLBACK DIEnumDevicesCallback( LPCDIDEVICEINSTANCE lpddi, LPVOID pvRef )
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{
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((std::vector<DIDEVICEINSTANCE>*)pvRef)->push_back( *lpddi );
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return DIENUM_CONTINUE;
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}
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void InitJoystick( IDirectInput8* const idi8, std::vector<ControllerInterface::Device*>& devices/*, HWND hwnd*/ )
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{
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std::vector<DIDEVICEINSTANCE> joysticks;
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idi8->EnumDevices( DI8DEVCLASS_GAMECTRL, DIEnumDevicesCallback, (LPVOID)&joysticks, DIEDFL_ATTACHEDONLY );
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// just a struct with an int that is set to ZERO by default
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struct ZeroedInt{ZeroedInt():value(0){}unsigned int value;};
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// this is used to number the joysticks
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// multiple joysticks with the same name shall get unique ids starting at 0
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std::map< std::basic_string<TCHAR>, ZeroedInt > name_counts;
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#ifdef NO_DUPLICATE_DINPUT_XINPUT
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std::vector<DWORD> xinput_guids;
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GetXInputGUIDS( xinput_guids );
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#endif
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std::vector<DIDEVICEINSTANCE>::iterator i = joysticks.begin(),
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e = joysticks.end();
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for ( ; i!=e; ++i )
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{
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#ifdef NO_DUPLICATE_DINPUT_XINPUT
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// skip XInput Devices
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if ( std::find( xinput_guids.begin(), xinput_guids.end(), i->guidProduct.Data1 ) != xinput_guids.end() )
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continue;
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#endif
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// TODO: this has potential to mess up on createdev or setdatafmt failure
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LPDIRECTINPUTDEVICE8 js_device;
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if ( DI_OK == idi8->CreateDevice( i->guidInstance, &js_device, NULL ) )
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if ( DI_OK == js_device->SetDataFormat( &c_dfDIJoystick ) )
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// using foregroundwindow seems like a hack
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if ( DI_OK != js_device->SetCooperativeLevel( GetForegroundWindow(), DISCL_BACKGROUND | DISCL_EXCLUSIVE ) )
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{
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// fall back to non-exclusive mode, with no rumble
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if ( DI_OK != js_device->SetCooperativeLevel( NULL, DISCL_BACKGROUND | DISCL_NONEXCLUSIVE ) )
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{
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js_device->Release();
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continue;
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}
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}
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if ( DI_OK == js_device->Acquire() )
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{
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Joystick* js = new Joystick( /*&*i, */js_device, name_counts[i->tszInstanceName].value++ );
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// only add if it has some inputs/outpus
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if ( js->Inputs().size() || js->Outputs().size() )
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devices.push_back( js );
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else
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delete js;
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}
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else
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js_device->Release();
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}
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}
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Joystick::Joystick( /*const LPCDIDEVICEINSTANCE lpddi, */const LPDIRECTINPUTDEVICE8 device, const unsigned int index )
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: m_device(device)
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, m_index(index)
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//, m_name(TStringToString(lpddi->tszInstanceName))
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{
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// get joystick caps
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DIDEVCAPS js_caps;
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ZeroMemory( &js_caps, sizeof(js_caps) );
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js_caps.dwSize = sizeof(js_caps);
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m_device->GetCapabilities(&js_caps);
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// max of 32 buttons and 4 hats / the limit of the data format i am using
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js_caps.dwButtons = std::min((DWORD)32, js_caps.dwButtons);
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js_caps.dwPOVs = std::min((DWORD)4, js_caps.dwPOVs);
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m_must_poll = ( ( js_caps.dwFlags & DIDC_POLLEDDATAFORMAT ) > 0 );
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// buttons
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for ( unsigned int i = 0; i < js_caps.dwButtons; ++i )
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inputs.push_back( new Button( i ) );
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// hats
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for ( unsigned int i = 0; i < js_caps.dwPOVs; ++i )
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{
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// each hat gets 4 input instances associated with it, (up down left right)
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for ( unsigned int d = 0; d<4; ++d )
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inputs.push_back( new Hat( i, d ) );
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}
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// get up to 6 axes and 2 sliders
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std::vector<DIDEVICEOBJECTINSTANCE> axes;
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unsigned int cur_slider = 0;
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m_device->EnumObjects( DIEnumDeviceObjectsCallback, (LPVOID)&axes, DIDFT_AXIS );
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// going in reverse leaves the list more organized in the end for me :/
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std::vector<DIDEVICEOBJECTINSTANCE>::const_reverse_iterator i = axes.rbegin(),
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e = axes.rend();
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for( ; i!=e; ++i )
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{
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DIPROPRANGE range;
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ZeroMemory( &range, sizeof(range ) );
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range.diph.dwSize = sizeof(range);
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range.diph.dwHeaderSize = sizeof(range.diph);
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range.diph.dwHow = DIPH_BYID;
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range.diph.dwObj = i->dwType;
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// try to set some nice power of 2 values (8192)
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range.lMin = -(1<<13);
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range.lMax = (1<<13);
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// but i guess not all devices support setting range
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m_device->SetProperty( DIPROP_RANGE, &range.diph );
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// so i getproperty right afterward incase it didn't set :P
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if ( DI_OK == m_device->GetProperty( DIPROP_RANGE, &range.diph ) )
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{
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int offset = -1;
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const GUID type = i->guidType;
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// figure out which axis this is
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if ( type == GUID_XAxis )
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offset = 0;
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else if ( type == GUID_YAxis )
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offset = 1;
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else if ( type == GUID_ZAxis )
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offset = 2;
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else if ( type == GUID_RxAxis )
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offset = 3;
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else if ( type == GUID_RyAxis )
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offset = 4;
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else if ( type == GUID_RzAxis )
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offset = 5;
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else if ( type == GUID_Slider )
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if ( cur_slider < 2 )
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offset = 6 + cur_slider++;
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if ( offset >= 0 )
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{
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const LONG base = (range.lMin + range.lMax) / 2;
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// each axis gets a negative and a positive input instance associated with it
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inputs.push_back( new Axis( offset, base, range.lMin-base ) );
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inputs.push_back( new Axis( offset, base, range.lMax-base ) );
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}
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}
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}
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// get supported ff effects
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std::vector<DIDEVICEOBJECTINSTANCE> objects;
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m_device->EnumObjects( DIEnumDeviceObjectsCallback, (LPVOID)&objects, DIDFT_AXIS );
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// got some ff axes or something
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if ( objects.size() )
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{
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// temporary
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DWORD rgdwAxes[] = { DIJOFS_X, DIJOFS_Y };
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LONG rglDirection[] = { 0, 0 };
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DICONSTANTFORCE cf = { 0 };
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DIEFFECT eff;
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ZeroMemory( &eff, sizeof( DIEFFECT ) );
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eff.dwSize = sizeof( DIEFFECT );
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eff.dwFlags = DIEFF_CARTESIAN | DIEFF_OBJECTOFFSETS;
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eff.dwDuration = INFINITE;
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eff.dwGain = DI_FFNOMINALMAX;
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eff.dwTriggerButton = DIEB_NOTRIGGER;
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eff.cAxes = std::min( (DWORD)2, (DWORD)objects.size() );
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eff.rgdwAxes = rgdwAxes;
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eff.rglDirection = rglDirection;
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eff.cbTypeSpecificParams = sizeof( DICONSTANTFORCE );
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eff.lpvTypeSpecificParams = &cf;
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LPDIRECTINPUTEFFECT pEffect;
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if ( DI_OK == m_device->CreateEffect( GUID_ConstantForce, &eff, &pEffect, NULL ) )
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{
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// temp
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outputs.push_back( new Force( 0 ) );
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m_state_out.push_back( EffectState( pEffect ) );
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}
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}
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// disable autocentering
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if ( outputs.size() )
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{
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DIPROPDWORD dipdw;
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dipdw.diph.dwSize = sizeof( DIPROPDWORD );
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dipdw.diph.dwHeaderSize = sizeof( DIPROPHEADER );
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dipdw.diph.dwObj = 0;
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dipdw.diph.dwHow = DIPH_DEVICE;
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dipdw.dwData = FALSE;
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m_device->SetProperty( DIPROP_AUTOCENTER, &dipdw.diph );
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}
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ClearInputState();
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}
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Joystick::~Joystick()
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{
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// release the ff effect iface's
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std::vector<EffectState>::iterator i = m_state_out.begin(),
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e = m_state_out.end();
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for ( ; i!=e; ++i )
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{
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i->iface->Stop();
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i->iface->Unload();
|
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|
|
i->iface->Release();
|
|
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|
}
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|
|
|
|
|
|
m_device->Unacquire();
|
|
|
|
m_device->Release();
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|
|
|
}
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|
|
|
|
|
|
|
void Joystick::ClearInputState()
|
|
|
|
{
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|
|
|
ZeroMemory(&m_state_in, sizeof(m_state_in));
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|
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|
// set hats to center
|
|
|
|
memset( m_state_in.rgdwPOV, 0xFF, sizeof(m_state_in.rgdwPOV) );
|
|
|
|
}
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|
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|
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std::string Joystick::GetName() const
|
|
|
|
{
|
|
|
|
DIPROPSTRING str;
|
|
|
|
ZeroMemory( &str, sizeof(str) );
|
|
|
|
str.diph.dwSize = sizeof(str);
|
|
|
|
str.diph.dwHeaderSize = sizeof(str.diph);
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|
|
|
str.diph.dwHow = DIPH_DEVICE;
|
|
|
|
m_device->GetProperty( DIPROP_PRODUCTNAME, &str.diph );
|
|
|
|
return TStringToString( str.wsz );
|
|
|
|
//return m_name;
|
|
|
|
}
|
|
|
|
|
|
|
|
int Joystick::GetId() const
|
|
|
|
{
|
|
|
|
return m_index;
|
|
|
|
}
|
|
|
|
|
|
|
|
std::string Joystick::GetSource() const
|
|
|
|
{
|
|
|
|
return "DirectInput";
|
|
|
|
}
|
|
|
|
|
|
|
|
// update IO
|
|
|
|
|
|
|
|
bool Joystick::UpdateInput()
|
|
|
|
{
|
|
|
|
if ( m_must_poll )
|
|
|
|
if ( DI_OK != m_device->Poll() )
|
|
|
|
return false;
|
|
|
|
|
|
|
|
return ( DI_OK == m_device->GetDeviceState( sizeof(m_state_in), &m_state_in ) );
|
|
|
|
}
|
|
|
|
|
|
|
|
bool Joystick::UpdateOutput()
|
|
|
|
{
|
|
|
|
// temporary
|
|
|
|
size_t ok_count = 0;
|
|
|
|
std::vector<EffectState>::iterator i = m_state_out.begin(),
|
|
|
|
e = m_state_out.end();
|
|
|
|
for ( ; i!=e; ++i )
|
|
|
|
{
|
|
|
|
if ( i->changed )
|
|
|
|
{
|
|
|
|
i->changed = false;
|
|
|
|
DICONSTANTFORCE cf;
|
|
|
|
cf.lMagnitude = LONG(10000 * i->magnitude);
|
|
|
|
|
|
|
|
if ( cf.lMagnitude )
|
|
|
|
{
|
|
|
|
DIEFFECT eff;
|
|
|
|
ZeroMemory( &eff, sizeof( eff ) );
|
|
|
|
eff.dwSize = sizeof( DIEFFECT );
|
|
|
|
eff.dwFlags = DIEFF_CARTESIAN | DIEFF_OBJECTOFFSETS;
|
|
|
|
eff.cbTypeSpecificParams = sizeof( cf );
|
|
|
|
eff.lpvTypeSpecificParams = &cf;
|
|
|
|
// set params and start effect
|
|
|
|
ok_count += ( DI_OK == i->iface->SetParameters( &eff, DIEP_TYPESPECIFICPARAMS | DIEP_START ) );
|
|
|
|
}
|
|
|
|
else
|
|
|
|
ok_count += ( DI_OK == i->iface->Stop() );
|
|
|
|
}
|
|
|
|
else
|
|
|
|
++ok_count;
|
|
|
|
}
|
|
|
|
|
|
|
|
return ( m_state_out.size() == ok_count );
|
|
|
|
}
|
|
|
|
|
|
|
|
// get name
|
|
|
|
|
|
|
|
std::string Joystick::Button::GetName() const
|
|
|
|
{
|
|
|
|
std::ostringstream ss;
|
|
|
|
ss << "Button " << m_index;
|
|
|
|
return ss.str();
|
|
|
|
}
|
|
|
|
|
|
|
|
std::string Joystick::Axis::GetName() const
|
|
|
|
{
|
|
|
|
std::ostringstream ss;
|
|
|
|
// axis
|
|
|
|
if ( m_index < 6 )
|
|
|
|
{
|
|
|
|
ss << "Axis " << "XYZ"[m_index%3];
|
|
|
|
if ( m_index > 2 )
|
|
|
|
ss << 'r';
|
|
|
|
}
|
|
|
|
// slider
|
|
|
|
else
|
|
|
|
ss << "Slider " << m_index-6;
|
|
|
|
|
|
|
|
ss << ( m_range>0 ? '+' : '-' );
|
|
|
|
return ss.str();
|
|
|
|
}
|
|
|
|
|
|
|
|
std::string Joystick::Hat::GetName() const
|
|
|
|
{
|
|
|
|
std::ostringstream ss;
|
|
|
|
ss << "Hat " << m_index << ' ' << "NESW"[m_direction];
|
|
|
|
return ss.str();
|
|
|
|
}
|
|
|
|
|
|
|
|
std::string Joystick::Force::GetName() const
|
|
|
|
{
|
|
|
|
// temporary
|
|
|
|
return "Constant";
|
|
|
|
}
|
|
|
|
|
|
|
|
// get / set state
|
|
|
|
|
|
|
|
ControlState Joystick::GetInputState( const ControllerInterface::Device::Input* const input )
|
|
|
|
{
|
|
|
|
return ((Input*)input)->GetState( &m_state_in );
|
|
|
|
}
|
|
|
|
|
|
|
|
void Joystick::SetOutputState( const ControllerInterface::Device::Output* const output, const ControlState state )
|
|
|
|
{
|
|
|
|
((Output*)output)->SetState( state, &m_state_out[0] );
|
|
|
|
}
|
|
|
|
|
|
|
|
// get / set state
|
|
|
|
|
|
|
|
ControlState Joystick::Axis::GetState( const DIJOYSTATE* const joystate )
|
|
|
|
{
|
|
|
|
return std::max( 0.0f, ControlState((&joystate->lX)[m_index]-m_base) / m_range );
|
|
|
|
}
|
|
|
|
|
|
|
|
ControlState Joystick::Button::GetState( const DIJOYSTATE* const joystate )
|
|
|
|
{
|
|
|
|
return ControlState( joystate->rgbButtons[m_index] > 0 );
|
|
|
|
}
|
|
|
|
|
|
|
|
ControlState Joystick::Hat::GetState( const DIJOYSTATE* const joystate )
|
|
|
|
{
|
|
|
|
// can this func be simplified ?
|
|
|
|
const DWORD val = joystate->rgdwPOV[m_index];
|
|
|
|
// hat centered code from msdn
|
|
|
|
if ( 0xFFFF == LOWORD(val) )
|
|
|
|
return 0;
|
|
|
|
return ( abs( (int)(val/4500-m_direction*2+8)%8 - 4) > 2 );
|
|
|
|
}
|
|
|
|
|
|
|
|
void Joystick::Force::SetState( const ControlState state, Joystick::EffectState* const joystate )
|
|
|
|
{
|
|
|
|
joystate[m_index].magnitude = state;
|
|
|
|
joystate[m_index].changed = true;
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
#endif
|