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Diffstat (limited to 'Source/Core/InputCommon/ControllerInterface/DInput/DInputJoystick.cpp')
-rw-r--r--Source/Core/InputCommon/ControllerInterface/DInput/DInputJoystick.cpp600
1 files changed, 600 insertions, 0 deletions
diff --git a/Source/Core/InputCommon/ControllerInterface/DInput/DInputJoystick.cpp b/Source/Core/InputCommon/ControllerInterface/DInput/DInputJoystick.cpp
new file mode 100644
index 0000000000..7211559e93
--- /dev/null
+++ b/Source/Core/InputCommon/ControllerInterface/DInput/DInputJoystick.cpp
@@ -0,0 +1,600 @@
+
+#include "DInputJoystick.h"
+#include "DInput.h"
+
+#include <map>
+#include <sstream>
+#include <algorithm>
+
+#include <wbemidl.h>
+#include <oleauto.h>
+
+namespace ciface
+{
+namespace DInput
+{
+
+// template instantiation
+template class Joystick::Force<DICONSTANTFORCE>;
+template class Joystick::Force<DIRAMPFORCE>;
+template class Joystick::Force<DIPERIODIC>;
+
+static const struct
+{
+ GUID guid;
+ const char* name;
+} force_type_names[] =
+{
+ {GUID_ConstantForce, "Constant"}, // DICONSTANTFORCE
+ {GUID_RampForce, "Ramp"}, // DIRAMPFORCE
+ {GUID_Square, "Square"}, // DIPERIODIC ...
+ {GUID_Sine, "Sine"},
+ {GUID_Triangle, "Triangle"},
+ {GUID_SawtoothUp, "Sawtooth Up"},
+ {GUID_SawtoothDown, "Sawtooth Down"},
+ //{GUID_Spring, "Spring"}, // DICUSTOMFORCE ... < I think
+ //{GUID_Damper, "Damper"},
+ //{GUID_Inertia, "Inertia"},
+ //{GUID_Friction, "Friction"},
+};
+
+#define DATA_BUFFER_SIZE 32
+
+//-----------------------------------------------------------------------------
+// Modified some MSDN code to get all the XInput device GUID.Data1 values in a vector,
+// faster than checking all the devices for each DirectInput device, like MSDN says to do
+//-----------------------------------------------------------------------------
+void GetXInputGUIDS( std::vector<DWORD>& guids )
+{
+
+#define SAFE_RELEASE(p) { if(p) { (p)->Release(); (p)=NULL; } }
+
+ IWbemLocator* pIWbemLocator = NULL;
+ IEnumWbemClassObject* pEnumDevices = NULL;
+ IWbemClassObject* pDevices[20] = {0};
+ IWbemServices* pIWbemServices = NULL;
+ BSTR bstrNamespace = NULL;
+ BSTR bstrDeviceID = NULL;
+ BSTR bstrClassName = NULL;
+ DWORD uReturned = 0;
+ VARIANT var;
+ HRESULT hr;
+
+ // CoInit if needed
+ hr = CoInitialize(NULL);
+ bool bCleanupCOM = SUCCEEDED(hr);
+
+ // Create WMI
+ hr = CoCreateInstance( __uuidof(WbemLocator),
+ NULL,
+ CLSCTX_INPROC_SERVER,
+ __uuidof(IWbemLocator),
+ (LPVOID*) &pIWbemLocator);
+ if( FAILED(hr) || pIWbemLocator == NULL )
+ goto LCleanup;
+
+ bstrNamespace = SysAllocString( L"\\\\.\\root\\cimv2" );if( bstrNamespace == NULL ) goto LCleanup;
+ bstrClassName = SysAllocString( L"Win32_PNPEntity" ); if( bstrClassName == NULL ) goto LCleanup;
+ bstrDeviceID = SysAllocString( L"DeviceID" ); if( bstrDeviceID == NULL ) goto LCleanup;
+
+ // Connect to WMI
+ hr = pIWbemLocator->ConnectServer( bstrNamespace, NULL, NULL, 0L, 0L, NULL, NULL, &pIWbemServices );
+ if( FAILED(hr) || pIWbemServices == NULL )
+ goto LCleanup;
+
+ // Switch security level to IMPERSONATE.
+ CoSetProxyBlanket( pIWbemServices, RPC_C_AUTHN_WINNT, RPC_C_AUTHZ_NONE, NULL,
+ RPC_C_AUTHN_LEVEL_CALL, RPC_C_IMP_LEVEL_IMPERSONATE, NULL, EOAC_NONE );
+
+ hr = pIWbemServices->CreateInstanceEnum( bstrClassName, 0, NULL, &pEnumDevices );
+ if( FAILED(hr) || pEnumDevices == NULL )
+ goto LCleanup;
+
+ // Loop over all devices
+ while( true )
+ {
+ // Get 20 at a time
+ hr = pEnumDevices->Next( 10000, 20, pDevices, &uReturned );
+ if( FAILED(hr) || uReturned == 0 )
+ break;
+
+ for( UINT iDevice=0; iDevice<uReturned; ++iDevice )
+ {
+ // For each device, get its device ID
+ hr = pDevices[iDevice]->Get( bstrDeviceID, 0L, &var, NULL, NULL );
+ if( SUCCEEDED( hr ) && var.vt == VT_BSTR && var.bstrVal != NULL )
+ {
+ // Check if the device ID contains "IG_". If it does, then it's an XInput device
+ // This information can not be found from DirectInput
+ if( wcsstr( var.bstrVal, L"IG_" ) )
+ {
+ // If it does, then get the VID/PID from var.bstrVal
+ DWORD dwPid = 0, dwVid = 0;
+ WCHAR* strVid = wcsstr( var.bstrVal, L"VID_" );
+ if( strVid && swscanf( strVid, L"VID_%4X", &dwVid ) != 1 )
+ dwVid = 0;
+ WCHAR* strPid = wcsstr( var.bstrVal, L"PID_" );
+ if( strPid && swscanf( strPid, L"PID_%4X", &dwPid ) != 1 )
+ dwPid = 0;
+
+ // Compare the VID/PID to the DInput device
+ DWORD dwVidPid = MAKELONG( dwVid, dwPid );
+ guids.push_back( dwVidPid );
+ //bIsXinputDevice = true;
+ }
+ }
+ SAFE_RELEASE( pDevices[iDevice] );
+ }
+ }
+
+LCleanup:
+ if(bstrNamespace)
+ SysFreeString(bstrNamespace);
+ if(bstrDeviceID)
+ SysFreeString(bstrDeviceID);
+ if(bstrClassName)
+ SysFreeString(bstrClassName);
+ for( UINT iDevice=0; iDevice<20; iDevice++ )
+ SAFE_RELEASE( pDevices[iDevice] );
+ SAFE_RELEASE( pEnumDevices );
+ SAFE_RELEASE( pIWbemLocator );
+ SAFE_RELEASE( pIWbemServices );
+
+ if( bCleanupCOM )
+ CoUninitialize();
+}
+
+void InitJoystick(IDirectInput8* const idi8, std::vector<Core::Device*>& devices, HWND hwnd)
+{
+ std::list<DIDEVICEINSTANCE> joysticks;
+ idi8->EnumDevices( DI8DEVCLASS_GAMECTRL, DIEnumDevicesCallback, (LPVOID)&joysticks, DIEDFL_ATTACHEDONLY );
+
+ // this is used to number the joysticks
+ // multiple joysticks with the same name shall get unique ids starting at 0
+ std::map< std::basic_string<TCHAR>, int> name_counts;
+
+ std::vector<DWORD> xinput_guids;
+ GetXInputGUIDS( xinput_guids );
+
+ std::list<DIDEVICEINSTANCE>::iterator
+ i = joysticks.begin(),
+ e = joysticks.end();
+ for ( ; i!=e; ++i )
+ {
+ // skip XInput Devices
+ if ( std::find( xinput_guids.begin(), xinput_guids.end(), i->guidProduct.Data1 ) != xinput_guids.end() )
+ continue;
+
+ LPDIRECTINPUTDEVICE8 js_device;
+ if (SUCCEEDED(idi8->CreateDevice(i->guidInstance, &js_device, NULL)))
+ {
+ if (SUCCEEDED(js_device->SetDataFormat(&c_dfDIJoystick)))
+ {
+ if (FAILED(js_device->SetCooperativeLevel(GetAncestor(hwnd, GA_ROOT), DISCL_BACKGROUND | DISCL_EXCLUSIVE)))
+ {
+ //PanicAlert("SetCooperativeLevel(DISCL_EXCLUSIVE) failed!");
+ // fall back to non-exclusive mode, with no rumble
+ if (FAILED(js_device->SetCooperativeLevel(NULL, DISCL_BACKGROUND | DISCL_NONEXCLUSIVE)))
+ {
+ //PanicAlert("SetCooperativeLevel failed!");
+ js_device->Release();
+ continue;
+ }
+ }
+
+ Joystick* js = new Joystick(/*&*i, */js_device, name_counts[i->tszInstanceName]++);
+ // only add if it has some inputs/outputs
+ if (js->Inputs().size() || js->Outputs().size())
+ devices.push_back(js);
+ else
+ delete js;
+ }
+ else
+ {
+ //PanicAlert("SetDataFormat failed!");
+ js_device->Release();
+ }
+ }
+ }
+}
+
+Joystick::Joystick( /*const LPCDIDEVICEINSTANCE lpddi, */const LPDIRECTINPUTDEVICE8 device, const unsigned int index )
+ : m_device(device)
+ , m_index(index)
+ //, m_name(TStringToString(lpddi->tszInstanceName))
+{
+ // seems this needs to be done before GetCapabilities
+ // polled or buffered data
+ DIPROPDWORD dipdw;
+ dipdw.diph.dwSize = sizeof(DIPROPDWORD);
+ dipdw.diph.dwHeaderSize = sizeof(DIPROPHEADER);
+ dipdw.diph.dwObj = 0;
+ dipdw.diph.dwHow = DIPH_DEVICE;
+ dipdw.dwData = DATA_BUFFER_SIZE;
+ // set the buffer size,
+ // if we can't set the property, we can't use buffered data
+ m_buffered = SUCCEEDED(m_device->SetProperty(DIPROP_BUFFERSIZE, &dipdw.diph));
+
+ // seems this needs to be done after SetProperty of buffer size
+ m_device->Acquire();
+
+ // get joystick caps
+ DIDEVCAPS js_caps;
+ js_caps.dwSize = sizeof(js_caps);
+ if (FAILED(m_device->GetCapabilities(&js_caps)))
+ return;
+
+ // max of 32 buttons and 4 hats / the limit of the data format I am using
+ js_caps.dwButtons = std::min((DWORD)32, js_caps.dwButtons);
+ js_caps.dwPOVs = std::min((DWORD)4, js_caps.dwPOVs);
+
+ //m_must_poll = (js_caps.dwFlags & DIDC_POLLEDDATAFORMAT) != 0;
+
+ // buttons
+ for (u8 i = 0; i != js_caps.dwButtons; ++i)
+ AddInput(new Button(i, m_state_in.rgbButtons[i]));
+
+ // hats
+ for (u8 i = 0; i != js_caps.dwPOVs; ++i)
+ {
+ // each hat gets 4 input instances associated with it, (up down left right)
+ for (u8 d = 0; d != 4; ++d)
+ AddInput(new Hat(i, m_state_in.rgdwPOV[i], d));
+ }
+
+ // get up to 6 axes and 2 sliders
+ DIPROPRANGE range;
+ range.diph.dwSize = sizeof(range);
+ range.diph.dwHeaderSize = sizeof(range.diph);
+ range.diph.dwHow = DIPH_BYOFFSET;
+ // screw EnumObjects, just go through all the axis offsets and try to GetProperty
+ // this should be more foolproof, less code, and probably faster
+ for (unsigned int offset = 0; offset < DIJOFS_BUTTON(0) / sizeof(LONG); ++offset)
+ {
+ range.diph.dwObj = offset * sizeof(LONG);
+ // try to set some nice power of 2 values (128) to match the GameCube controls
+ range.lMin = -(1 << 7);
+ range.lMax = (1 << 7);
+ m_device->SetProperty(DIPROP_RANGE, &range.diph);
+ // but I guess not all devices support setting range
+ // so I getproperty right afterward incase it didn't set.
+ // This also checks that the axis is present
+ if (SUCCEEDED(m_device->GetProperty(DIPROP_RANGE, &range.diph)))
+ {
+ const LONG base = (range.lMin + range.lMax) / 2;
+ const LONG& ax = (&m_state_in.lX)[offset];
+
+ // each axis gets a negative and a positive input instance associated with it
+ AddAnalogInputs(new Axis(offset, ax, base, range.lMin-base),
+ new Axis(offset, ax, base, range.lMax-base));
+ }
+ }
+
+ // TODO: check for DIDC_FORCEFEEDBACK in devcaps?
+
+ // get supported ff effects
+ std::list<DIDEVICEOBJECTINSTANCE> objects;
+ m_device->EnumObjects(DIEnumDeviceObjectsCallback, (LPVOID)&objects, DIDFT_AXIS);
+ // got some ff axes or something
+ if ( objects.size() )
+ {
+ // temporary
+ DWORD rgdwAxes[2] = {DIJOFS_X, DIJOFS_Y};
+ LONG rglDirection[2] = {-200, 0};
+
+ DIEFFECT eff;
+ ZeroMemory(&eff, sizeof(eff));
+ eff.dwSize = sizeof(DIEFFECT);
+ eff.dwFlags = DIEFF_CARTESIAN | DIEFF_OBJECTOFFSETS;
+ eff.dwDuration = INFINITE; // (4 * DI_SECONDS)
+ eff.dwSamplePeriod = 0;
+ eff.dwGain = DI_FFNOMINALMAX;
+ eff.dwTriggerButton = DIEB_NOTRIGGER;
+ eff.dwTriggerRepeatInterval = 0;
+ eff.cAxes = std::min((DWORD)1, (DWORD)objects.size());
+ eff.rgdwAxes = rgdwAxes;
+ eff.rglDirection = rglDirection;
+
+ // DIPERIODIC is the largest, so we'll use that
+ DIPERIODIC f;
+ eff.lpvTypeSpecificParams = &f;
+ ZeroMemory(&f, sizeof(f));
+
+ // doesn't seem needed
+ //DIENVELOPE env;
+ //eff.lpEnvelope = &env;
+ //ZeroMemory(&env, sizeof(env));
+ //env.dwSize = sizeof(env);
+
+ for (unsigned int f = 0; f < sizeof(force_type_names)/sizeof(*force_type_names); ++f)
+ {
+ // ugly if ladder
+ if (0 == f)
+ {
+ DICONSTANTFORCE diCF = {-10000};
+ diCF.lMagnitude = DI_FFNOMINALMAX;
+ eff.cbTypeSpecificParams = sizeof(DICONSTANTFORCE);
+ eff.lpvTypeSpecificParams = &diCF;
+ }
+ else if (1 == f)
+ {
+ eff.cbTypeSpecificParams = sizeof(DIRAMPFORCE);
+ }
+ else
+ {
+ eff.cbTypeSpecificParams = sizeof(DIPERIODIC);
+ }
+
+ LPDIRECTINPUTEFFECT pEffect;
+ if (SUCCEEDED(m_device->CreateEffect(force_type_names[f].guid, &eff, &pEffect, NULL)))
+ {
+ m_state_out.push_back(EffectState(pEffect));
+
+ // ugly if ladder again :/
+ if (0 == f)
+ AddOutput(new ForceConstant(f, m_state_out.back()));
+ else if (1 == f)
+ AddOutput(new ForceRamp(f, m_state_out.back()));
+ else
+ AddOutput(new ForcePeriodic(f, m_state_out.back()));
+ }
+ }
+ }
+
+ // disable autocentering
+ if (Outputs().size())
+ {
+ DIPROPDWORD dipdw;
+ dipdw.diph.dwSize = sizeof( DIPROPDWORD );
+ dipdw.diph.dwHeaderSize = sizeof( DIPROPHEADER );
+ dipdw.diph.dwObj = 0;
+ dipdw.diph.dwHow = DIPH_DEVICE;
+ dipdw.dwData = DIPROPAUTOCENTER_OFF;
+ m_device->SetProperty( DIPROP_AUTOCENTER, &dipdw.diph );
+ }
+
+ ClearInputState();
+}
+
+Joystick::~Joystick()
+{
+ // release the ff effect iface's
+ std::list<EffectState>::iterator
+ i = m_state_out.begin(),
+ e = m_state_out.end();
+ for (; i!=e; ++i)
+ {
+ i->iface->Stop();
+ i->iface->Unload();
+ i->iface->Release();
+ }
+
+ m_device->Unacquire();
+ m_device->Release();
+}
+
+void Joystick::ClearInputState()
+{
+ ZeroMemory(&m_state_in, sizeof(m_state_in));
+ // set hats to center
+ memset( m_state_in.rgdwPOV, 0xFF, sizeof(m_state_in.rgdwPOV) );
+}
+
+std::string Joystick::GetName() const
+{
+ return GetDeviceName(m_device);
+}
+
+int Joystick::GetId() const
+{
+ return m_index;
+}
+
+std::string Joystick::GetSource() const
+{
+ return DINPUT_SOURCE_NAME;
+}
+
+// update IO
+
+bool Joystick::UpdateInput()
+{
+ HRESULT hr = 0;
+
+ // just always poll,
+ // MSDN says if this isn't needed it doesn't do anything
+ m_device->Poll();
+
+ if (m_buffered)
+ {
+ DIDEVICEOBJECTDATA evtbuf[DATA_BUFFER_SIZE];
+ DWORD numevents = DATA_BUFFER_SIZE;
+ hr = m_device->GetDeviceData(sizeof(*evtbuf), evtbuf, &numevents, 0);
+
+ if (SUCCEEDED(hr))
+ {
+ for (LPDIDEVICEOBJECTDATA evt = evtbuf; evt != (evtbuf + numevents); ++evt)
+ {
+ // all the buttons are at the end of the data format
+ // they are bytes rather than longs
+ if (evt->dwOfs < DIJOFS_BUTTON(0))
+ *(DWORD*)(((BYTE*)&m_state_in) + evt->dwOfs) = evt->dwData;
+ else
+ ((BYTE*)&m_state_in)[evt->dwOfs] = (BYTE)evt->dwData;
+ }
+
+ // seems like this needs to be done maybe...
+ if (DI_BUFFEROVERFLOW == hr)
+ hr = m_device->GetDeviceState(sizeof(m_state_in), &m_state_in);
+ }
+ }
+ else
+ {
+ hr = m_device->GetDeviceState(sizeof(m_state_in), &m_state_in);
+ }
+
+ // try reacquire if input lost
+ if (DIERR_INPUTLOST == hr || DIERR_NOTACQUIRED == hr)
+ hr = m_device->Acquire();
+
+ return SUCCEEDED(hr);
+}
+
+bool Joystick::UpdateOutput()
+{
+ size_t ok_count = 0;
+
+ DIEFFECT eff;
+ ZeroMemory(&eff, sizeof(eff));
+ eff.dwSize = sizeof(DIEFFECT);
+ eff.dwFlags = DIEFF_CARTESIAN | DIEFF_OBJECTOFFSETS;
+
+ std::list<EffectState>::iterator
+ i = m_state_out.begin(),
+ e = m_state_out.end();
+ for (; i!=e; ++i)
+ {
+ if (i->params)
+ {
+ if (i->size)
+ {
+ eff.cbTypeSpecificParams = i->size;
+ eff.lpvTypeSpecificParams = i->params;
+ // set params and start effect
+ ok_count += SUCCEEDED(i->iface->SetParameters(&eff, DIEP_TYPESPECIFICPARAMS | DIEP_START));
+ }
+ else
+ {
+ ok_count += SUCCEEDED(i->iface->Stop());
+ }
+
+ i->params = NULL;
+ }
+ else
+ {
+ ++ok_count;
+ }
+ }
+
+ return (m_state_out.size() == ok_count);
+}
+
+// get name
+
+std::string Joystick::Button::GetName() const
+{
+ std::ostringstream ss;
+ ss << "Button " << (int)m_index;
+ return ss.str();
+}
+
+std::string Joystick::Axis::GetName() const
+{
+ std::ostringstream ss;
+ // axis
+ if (m_index < 6)
+ {
+ ss << "Axis " << (char)('X' + (m_index % 3));
+ if (m_index > 2)
+ ss << 'r';
+ }
+ // slider
+ else
+ {
+ ss << "Slider " << (int)(m_index - 6);
+ }
+
+ ss << (m_range < 0 ? '-' : '+');
+ return ss.str();
+}
+
+std::string Joystick::Hat::GetName() const
+{
+ static char tmpstr[] = "Hat . .";
+ tmpstr[4] = (char)('0' + m_index);
+ tmpstr[6] = "NESW"[m_direction];
+ return tmpstr;
+}
+
+template <typename P>
+std::string Joystick::Force<P>::GetName() const
+{
+ return force_type_names[m_index].name;
+}
+
+// get / set state
+
+ControlState Joystick::Axis::GetState() const
+{
+ return std::max(0.0f, ControlState(m_axis - m_base) / m_range);
+}
+
+ControlState Joystick::Button::GetState() const
+{
+ return ControlState(m_button > 0);
+}
+
+ControlState Joystick::Hat::GetState() const
+{
+ // can this func be simplified ?
+ // hat centered code from MSDN
+ if (0xFFFF == LOWORD(m_hat))
+ return 0;
+ return (abs((int)(m_hat / 4500 - m_direction * 2 + 8) % 8 - 4) > 2);
+}
+
+void Joystick::ForceConstant::SetState(const ControlState state)
+{
+ const LONG new_val = LONG(10000 * state);
+
+ LONG &val = params.lMagnitude;
+ if (val != new_val)
+ {
+ val = new_val;
+ m_state.params = &params; // tells UpdateOutput the state has changed
+
+ // tells UpdateOutput to either start or stop the force
+ m_state.size = new_val ? sizeof(params) : 0;
+ }
+}
+
+void Joystick::ForceRamp::SetState(const ControlState state)
+{
+ const LONG new_val = LONG(10000 * state);
+
+ if (params.lStart != new_val)
+ {
+ params.lStart = params.lEnd = new_val;
+ m_state.params = &params; // tells UpdateOutput the state has changed
+
+ // tells UpdateOutput to either start or stop the force
+ m_state.size = new_val ? sizeof(params) : 0;
+ }
+}
+
+void Joystick::ForcePeriodic::SetState(const ControlState state)
+{
+ const LONG new_val = LONG(10000 * state);
+
+ DWORD &val = params.dwMagnitude;
+ if (val != new_val)
+ {
+ val = new_val;
+ //params.dwPeriod = 0;//DWORD(0.05 * DI_SECONDS); // zero is working fine for me
+
+ m_state.params = &params; // tells UpdateOutput the state has changed
+
+ // tells UpdateOutput to either start or stop the force
+ m_state.size = new_val ? sizeof(params) : 0;
+ }
+}
+
+template <typename P>
+Joystick::Force<P>::Force(u8 index, EffectState& state)
+ : m_index(index), m_state(state)
+{
+ ZeroMemory(&params, sizeof(params));
+}
+
+}
+}
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