mirror of
https://github.com/dolphin-emu/dolphin.git
synced 2024-11-15 22:09:19 -07:00
b0852c1bef
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@2840 8ced0084-cf51-0410-be5f-012b33b47a6e
393 lines
11 KiB
C++
393 lines
11 KiB
C++
//////////////////////////////////////////////////////////////////////////////////////////
|
|
// Project description
|
|
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
|
|
// Name: nJoy
|
|
// Description: A Dolphin Compatible Input Plugin
|
|
//
|
|
// Author: Falcon4ever (nJoy@falcon4ever.com)
|
|
// Site: www.multigesture.net
|
|
// Copyright (C) 2003-2008 Dolphin Project.
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Licensetype: GNU General Public License (GPL)
|
|
//
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, version 2.0.
|
|
//
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License 2.0 for more details.
|
|
//
|
|
// A copy of the GPL 2.0 should have been included with the program.
|
|
// If not, see http://www.gnu.org/licenses/
|
|
//
|
|
// Official SVN repository and contact information can be found at
|
|
// http://code.google.com/p/dolphin-emu/
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
|
////////////////////////
|
|
// Include
|
|
// ¯¯¯¯¯¯¯¯¯
|
|
#include "nJoy.h"
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////////////////
|
|
// Enable or disable rumble.
|
|
// ¯¯¯¯¯¯¯¯¯
|
|
|
|
// Rumble in windows
|
|
#ifdef _WIN32
|
|
|
|
struct RUMBLE // GC Pad rumble DIDevice
|
|
{
|
|
LPDIRECTINPUTDEVICE8 g_pDevice; // 4 pads objects
|
|
LPDIRECTINPUTEFFECT g_pEffect;
|
|
DWORD g_dwNumForceFeedbackAxis;
|
|
DIEFFECT eff;
|
|
};
|
|
|
|
#define SAFE_RELEASE(p) { if (p) { (p)->Release(); (p)=NULL; } }
|
|
|
|
BOOL CALLBACK EnumFFDevicesCallback(const DIDEVICEINSTANCE* pInst, VOID* pContext);
|
|
BOOL CALLBACK EnumAxesCallback(const DIDEVICEOBJECTINSTANCE* pdidoi, VOID* pContext);
|
|
void SetDeviceForcesXY(int pad, int nXYForce);
|
|
|
|
LPDIRECTINPUT8 g_Rumble; // DInput Rumble object
|
|
RUMBLE pRumble[4]; // 4 GC Rumble Pads
|
|
extern InputCommon::CONTROLLER_MAPPING PadMapping[4];
|
|
|
|
#elif defined(__linux__)
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#include <fcntl.h>
|
|
|
|
int fd;
|
|
char device_file_name[64];
|
|
struct ff_effect effect;
|
|
bool CanRumble = false;
|
|
#endif
|
|
|
|
//////////////////////
|
|
// Use PAD rumble
|
|
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯
|
|
|
|
void Pad_Use_Rumble(u8 _numPAD)//, SPADStatus* _pPADStatus)
|
|
{
|
|
#ifdef _WIN32
|
|
|
|
if (PadMapping[_numPAD].rumble) {
|
|
if (!g_Rumble) {
|
|
|
|
HWND rumble_hWnd = GetParent(m_hWnd);
|
|
HWND TopLevel = GetParent(rumble_hWnd);
|
|
|
|
// Support both rendering to main window and not.
|
|
if (GetForegroundWindow() == TopLevel)
|
|
rumble_hWnd = TopLevel;
|
|
if (GetForegroundWindow() == m_hWnd)
|
|
rumble_hWnd = m_hWnd;
|
|
if (FAILED(InitRumble(rumble_hWnd)))
|
|
PanicAlert("Could not initialize Rumble!");
|
|
|
|
} else {
|
|
// Acquire gamepad
|
|
if (pRumble[_numPAD].g_pDevice != NULL)
|
|
pRumble[_numPAD].g_pDevice->Acquire();
|
|
}
|
|
}
|
|
|
|
#elif defined(__linux__)
|
|
if (!fd)
|
|
{
|
|
sprintf(device_file_name, "/dev/input/event%d", PadMapping[_numPAD].eventnum); //TODO: Make dynamic //
|
|
|
|
/* Open device */
|
|
fd = open(device_file_name, O_RDWR);
|
|
if (fd == -1) {
|
|
perror("Open device file");
|
|
//Something wrong, probably permissions, just return now
|
|
return;
|
|
}
|
|
int n_effects = 0;
|
|
if (ioctl(fd, EVIOCGEFFECTS, &n_effects) == -1) {
|
|
perror("Ioctl number of effects");
|
|
}
|
|
if (n_effects > 0)
|
|
CanRumble = true;
|
|
else
|
|
return; // Return since we can't do any effects
|
|
/* a strong rumbling effect */
|
|
effect.type = FF_RUMBLE;
|
|
effect.id = -1;
|
|
effect.u.rumble.strong_magnitude = 0x8000;
|
|
effect.u.rumble.weak_magnitude = 0;
|
|
effect.replay.length = 5000; // Set to 5 seconds, if a Game needs more for a single rumble event, it is dumb and must be a demo
|
|
effect.replay.delay = 0;
|
|
if (ioctl(fd, EVIOCSFF, &effect) == -1) {
|
|
perror("Upload effect");
|
|
CanRumble = false; //We have effects but it doesn't support the rumble we are using. This is basic rumble, should work for most
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
////////////////////////////////////////////////////
|
|
// Set PAD rumble. Explanation: Stop = 0, Rumble = 1
|
|
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯
|
|
|
|
void PAD_Rumble(u8 _numPAD, unsigned int _uType, unsigned int _uStrength)
|
|
{
|
|
|
|
Pad_Use_Rumble(_numPAD);
|
|
|
|
// SDL can't rumble the gamepad so we need to use platform specific code
|
|
#ifdef _WIN32
|
|
int a = 0;
|
|
|
|
if (_uType == 1)
|
|
{
|
|
// it looks like _uStrength is equal to 3 everytime anyway...
|
|
a = _uStrength > 2 ? (1000*(g_Config.RumbleStrength + 1)) : 0;
|
|
a = a > 10000 ? 10000 : a;
|
|
}
|
|
|
|
// a = int ((float)a * 0.96f);
|
|
// What is this for ?
|
|
// else if ((_uType == 0) || (_uType == 2))
|
|
|
|
if (PadMapping[_numPAD].rumble) // rumble activated
|
|
{
|
|
// Start Effect
|
|
SetDeviceForcesXY(_numPAD, a);
|
|
}
|
|
|
|
#elif defined(__linux__)
|
|
struct input_event event;
|
|
if (CanRumble)
|
|
{
|
|
if (_uType == 1)
|
|
{
|
|
event.type = EV_FF;
|
|
event.code = effect.id;
|
|
event.value = 1;
|
|
if (write(fd, (const void*) &event, sizeof(event)) == -1) {
|
|
perror("Play effect");
|
|
exit(1);
|
|
}
|
|
}
|
|
if ((_uType == 0) || (_uType == 2))
|
|
{
|
|
event.type = EV_FF;
|
|
event.code = effect.id;
|
|
event.value = 0;
|
|
if (write(fd, (const void*) &event, sizeof(event)) == -1) {
|
|
perror("Stop effect");
|
|
exit(1);
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
#ifdef _WIN32
|
|
//////////////////////////////////////////////////////////////////////////////////////////
|
|
// Rumble stuff :D!
|
|
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
|
|
//
|
|
|
|
HRESULT InitRumble(HWND hWnd)
|
|
{
|
|
DIPROPDWORD dipdw;
|
|
HRESULT hr;
|
|
|
|
// Register with the DirectInput subsystem and get a pointer to a IDirectInput interface we can use.
|
|
if (FAILED(hr = DirectInput8Create(GetModuleHandle(NULL), DIRECTINPUT_VERSION, IID_IDirectInput8, (VOID**)&g_Rumble, NULL)))
|
|
return hr;
|
|
|
|
// Look for a device we can use
|
|
if (FAILED(hr = g_Rumble->EnumDevices( DI8DEVCLASS_GAMECTRL, EnumFFDevicesCallback, NULL, DIEDFL_ATTACHEDONLY | DIEDFL_FORCEFEEDBACK)))
|
|
return hr;
|
|
|
|
for (int i=0; i<4; i++)
|
|
{
|
|
if (NULL == pRumble[i].g_pDevice)
|
|
PadMapping[i].rumble = false; // Disable Rumble for this pad only.
|
|
else
|
|
{
|
|
pRumble[i].g_pDevice->SetDataFormat(&c_dfDIJoystick);
|
|
pRumble[i].g_pDevice->SetCooperativeLevel(hWnd, DISCL_EXCLUSIVE | DISCL_BACKGROUND);
|
|
// Request exclusive acces for both background and foreground.
|
|
|
|
dipdw.diph.dwSize = sizeof(DIPROPDWORD);
|
|
dipdw.diph.dwHeaderSize = sizeof(DIPROPHEADER);
|
|
dipdw.diph.dwObj = 0;
|
|
dipdw.diph.dwHow = DIPH_DEVICE;
|
|
dipdw.dwData = FALSE;
|
|
|
|
// if Force Feedback doesn't seem to work...
|
|
if (FAILED(pRumble[i].g_pDevice->EnumObjects(EnumAxesCallback,
|
|
(void*)&pRumble[i].g_dwNumForceFeedbackAxis, DIDFT_AXIS))
|
|
|| FAILED(pRumble[i].g_pDevice->SetProperty(DIPROP_AUTOCENTER, &dipdw.diph)))
|
|
{
|
|
PanicAlert("Device %d doesn't seem to work ! \nRumble for device %d is now Disabled !", i+1);
|
|
|
|
PadMapping[i].rumble = false; // Disable Rumble for this pad
|
|
|
|
continue; // Next pad
|
|
}
|
|
|
|
if (pRumble[i].g_dwNumForceFeedbackAxis > 2)
|
|
pRumble[i].g_dwNumForceFeedbackAxis = 2;
|
|
|
|
DWORD _rgdwAxes[2] = {DIJOFS_X, DIJOFS_Y};
|
|
long rglDirection[2] = {0, 0};
|
|
DICONSTANTFORCE cf = {0};
|
|
|
|
ZeroMemory(&pRumble[i].eff, sizeof(pRumble[i].eff));
|
|
pRumble[i].eff.dwSize = sizeof(DIEFFECT);
|
|
pRumble[i].eff.dwFlags = DIEFF_CARTESIAN | DIEFF_OBJECTOFFSETS;
|
|
pRumble[i].eff.dwDuration = INFINITE; // fixed time may be safer (X * DI_SECONDS)
|
|
pRumble[i].eff.dwSamplePeriod = 0;
|
|
pRumble[i].eff.dwGain = DI_FFNOMINALMAX;
|
|
pRumble[i].eff.dwTriggerButton = DIEB_NOTRIGGER;
|
|
pRumble[i].eff.dwTriggerRepeatInterval = 0;
|
|
pRumble[i].eff.cAxes = pRumble[i].g_dwNumForceFeedbackAxis;
|
|
pRumble[i].eff.rgdwAxes = _rgdwAxes;
|
|
pRumble[i].eff.rglDirection = rglDirection;
|
|
pRumble[i].eff.lpEnvelope = 0;
|
|
pRumble[i].eff.cbTypeSpecificParams = sizeof( DICONSTANTFORCE );
|
|
pRumble[i].eff.lpvTypeSpecificParams = &cf;
|
|
pRumble[i].eff.dwStartDelay = 0;
|
|
|
|
// Create the prepared effect
|
|
if (FAILED(hr = pRumble[i].g_pDevice->CreateEffect(GUID_ConstantForce, &pRumble[i].eff, &pRumble[i].g_pEffect, NULL)))
|
|
return hr;
|
|
|
|
if (pRumble[i].g_pEffect == NULL)
|
|
return E_FAIL;
|
|
}
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
void SetDeviceForcesXY(int npad, int nXYForce)
|
|
{
|
|
// Security check
|
|
if (pRumble[npad].g_pDevice == NULL)
|
|
return;
|
|
|
|
// If nXYForce is null, there's no point to create the effect
|
|
// Just stop the force feedback
|
|
if (nXYForce == 0) {
|
|
pRumble[npad].g_pEffect->Stop();
|
|
return;
|
|
}
|
|
|
|
long rglDirection[2] = {0};
|
|
DICONSTANTFORCE cf;
|
|
|
|
// If only one force feedback axis, then apply only one direction and keep the direction at zero
|
|
if (pRumble[npad].g_dwNumForceFeedbackAxis == 1)
|
|
{
|
|
rglDirection[0] = 0;
|
|
cf.lMagnitude = nXYForce; // max should be 10000
|
|
}
|
|
// If two force feedback axis, then apply magnitude from both directions
|
|
else
|
|
{
|
|
rglDirection[0] = nXYForce;
|
|
rglDirection[1] = nXYForce;
|
|
cf.lMagnitude = 1.4142f*nXYForce;
|
|
}
|
|
|
|
ZeroMemory(&pRumble[npad].eff, sizeof(pRumble[npad].eff));
|
|
pRumble[npad].eff.dwSize = sizeof(DIEFFECT);
|
|
pRumble[npad].eff.dwFlags = DIEFF_CARTESIAN | DIEFF_OBJECTOFFSETS;
|
|
pRumble[npad].eff.cAxes = pRumble[npad].g_dwNumForceFeedbackAxis;
|
|
pRumble[npad].eff.rglDirection = rglDirection;
|
|
pRumble[npad].eff.lpEnvelope = 0;
|
|
pRumble[npad].eff.cbTypeSpecificParams = sizeof(DICONSTANTFORCE);
|
|
pRumble[npad].eff.lpvTypeSpecificParams = &cf;
|
|
pRumble[npad].eff.dwStartDelay = 0;
|
|
|
|
// Now set the new parameters..
|
|
pRumble[npad].g_pEffect->SetParameters(&pRumble[npad].eff, DIEP_DIRECTION | DIEP_TYPESPECIFICPARAMS | DIEP_START);
|
|
// ..And start the effect immediately.
|
|
if (pRumble[npad].g_pEffect != NULL)
|
|
pRumble[npad].g_pEffect->Start(1, 0);
|
|
}
|
|
|
|
BOOL CALLBACK EnumFFDevicesCallback(const DIDEVICEINSTANCE* pInst, VOID* pContext)
|
|
{
|
|
LPDIRECTINPUTDEVICE8 pDevice;
|
|
DIPROPDWORD dipdw;
|
|
HRESULT hr;
|
|
|
|
int JoystickID;
|
|
|
|
dipdw.diph.dwSize = sizeof(DIPROPDWORD);
|
|
dipdw.diph.dwHeaderSize = sizeof(DIPROPHEADER);
|
|
dipdw.diph.dwObj = 0;
|
|
dipdw.diph.dwHow = DIPH_DEVICE;
|
|
|
|
g_Rumble->CreateDevice(pInst->guidInstance, &pDevice, NULL); // Create a DInput pad device
|
|
|
|
if (SUCCEEDED(hr = pDevice->GetProperty(DIPROP_JOYSTICKID, &dipdw.diph))) // Get DInput Device ID
|
|
JoystickID = dipdw.dwData;
|
|
else
|
|
return DIENUM_CONTINUE;
|
|
|
|
//PanicAlert("DInput ID : %d \nSDL ID (1-4) : %d / %d / %d / %d\n", JoystickID, PadMapping[0].ID, PadMapping[1].ID, PadMapping[2].ID, PadMapping[3].ID);
|
|
|
|
for (int i=0; i<4; i++)
|
|
{
|
|
if (PadMapping[i].ID == JoystickID) // if SDL ID = DInput ID -> we're dealing with the same device
|
|
{
|
|
// a DInput device is created even if rumble is disabled on startup
|
|
// this way, you can toggle the rumble setting while in game
|
|
if (PadMapping[i].enabled) // && PadMapping[i].rumble
|
|
{
|
|
pRumble[i].g_pDevice = pDevice; // everything looks good, save the DInput device
|
|
}
|
|
}
|
|
}
|
|
|
|
return DIENUM_CONTINUE;
|
|
}
|
|
|
|
BOOL CALLBACK EnumAxesCallback(const DIDEVICEOBJECTINSTANCE* pdidoi, VOID* pContext)
|
|
{
|
|
DWORD* pdwNumForceFeedbackAxis = (DWORD*)pContext; // Enum Rumble Axis
|
|
if ((pdidoi->dwFlags & DIDOI_FFACTUATOR) != 0)
|
|
(*pdwNumForceFeedbackAxis)++;
|
|
|
|
return DIENUM_CONTINUE;
|
|
}
|
|
|
|
VOID FreeDirectInput()
|
|
{
|
|
// Unacquire the device one last time just in case
|
|
// the app tried to exit while the device is still acquired.
|
|
|
|
for (int i=0; i<4; i++) // Free all pads
|
|
{
|
|
if (pRumble[i].g_pDevice) {
|
|
pRumble[i].g_pEffect->Stop();
|
|
pRumble[i].g_pDevice->Unacquire();
|
|
}
|
|
|
|
SAFE_RELEASE(pRumble[i].g_pEffect);
|
|
SAFE_RELEASE(pRumble[i].g_pDevice);
|
|
}
|
|
|
|
SAFE_RELEASE(g_Rumble); // Rumble object
|
|
}
|
|
|
|
#endif
|