dolphin/Source/Plugins/Plugin_nJoy_SDL/Src/nJoy.cpp

503 lines
14 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"
//////////////////////////////////////////////////////////////////////////////////////////
// Variables
// ¯¯¯¯¯¯¯¯¯
// Rumble in windows
#define _CONTROLLER_STATE_H // avoid certain declarations in nJoy.h
FILE *pFile;
HINSTANCE nJoy_hInst = NULL;
CONTROLLER_INFO *joyinfo = 0;
CONTROLLER_STATE joystate[4];
CONTROLLER_MAPPING joysticks[4];
bool emulator_running = FALSE;
HWND m_hWnd; // Handle to window
// Rumble
#ifdef _WIN32
#elif defined(__linux__)
extern int fd;
#endif
//////////////////////////////////////////////////////////////////////////////////////////
// wxWidgets
// ¯¯¯¯¯¯¯¯¯
#if defined(HAVE_WX) && HAVE_WX
class wxDLLApp : public wxApp
{
bool OnInit()
{
return true;
}
};
IMPLEMENT_APP_NO_MAIN(wxDLLApp)
WXDLLIMPEXP_BASE void wxSetInstance(HINSTANCE hInst);
#endif
//////////////////////////////////////////////////////////////////////////////////////////
// DllMain
// ¯¯¯¯¯¯¯
#ifdef _WIN32
BOOL APIENTRY DllMain( HINSTANCE hinstDLL, // DLL module handle
DWORD dwReason, // reason called
LPVOID lpvReserved) // reserved
{
switch (dwReason)
{
case DLL_PROCESS_ATTACH:
{
//use wxInitialize() if you don't want GUI instead of the following 12 lines
wxSetInstance((HINSTANCE)hinstDLL);
int argc = 0;
char **argv = NULL;
wxEntryStart(argc, argv);
if (!wxTheApp || !wxTheApp->CallOnInit() )
return FALSE;
}
break;
case DLL_PROCESS_DETACH:
wxEntryCleanup(); //use wxUninitialize() if you don't want GUI
break;
default:
break;
}
nJoy_hInst = hinstDLL;
return TRUE;
}
#endif
//////////////////////////////////////////////////////////////////////////////////////////
// Input Plugin Functions (from spec's)
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
// Get properties of plugin
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void GetDllInfo(PLUGIN_INFO* _PluginInfo)
{
_PluginInfo->Version = 0x0100;
_PluginInfo->Type = PLUGIN_TYPE_PAD;
#ifdef DEBUGFAST
sprintf(_PluginInfo->Name, "nJoy v"INPUT_VERSION" (DebugFast) by Falcon4ever");
#else
#ifndef _DEBUG
sprintf(_PluginInfo->Name, "nJoy v"INPUT_VERSION " by Falcon4ever");
#else
sprintf(_PluginInfo->Name, "nJoy v"INPUT_VERSION" (Debug) by Falcon4ever");
#endif
#endif
}
// Call config dialog
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void DllConfig(HWND _hParent)
{
#ifdef _WIN32
if (SDL_Init(SDL_INIT_JOYSTICK ) < 0)
{
MessageBox(NULL, SDL_GetError(), "Could not initialize SDL!", MB_ICONERROR);
return;
}
LoadConfig(); // load settings
wxWindow win;
win.SetHWND(_hParent);
ConfigBox frame(&win);
frame.ShowModal();
win.SetHWND(0);
#else
if (SDL_Init(SDL_INIT_JOYSTICK ) < 0)
{
printf("Could not initialize SDL! (%s)\n", SDL_GetError());
return;
}
LoadConfig(); // load settings
#if defined(HAVE_WX) && HAVE_WX
ConfigBox frame(NULL);
frame.ShowModal();
#endif
#endif
}
void DllDebugger(HWND _hParent, bool Show) {
}
// Init PAD (start emulation)
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void PAD_Initialize(SPADInitialize _PADInitialize)
{
emulator_running = TRUE;
#ifdef _DEBUG
DEBUG_INIT();
#endif
if (SDL_Init(SDL_INIT_JOYSTICK ) < 0)
{
#ifdef _WIN32
MessageBox(NULL, SDL_GetError(), "Could not initialize SDL!", MB_ICONERROR);
#else
printf("Could not initialize SDL! (%s)\n", SDL_GetError());
#endif
return;
}
#ifdef _WIN32
m_hWnd = (HWND)_PADInitialize.hWnd;
#endif
LoadConfig(); // Load joystick mapping
Search_Devices();
if (joysticks[0].enabled)
joystate[0].joy = SDL_JoystickOpen(joysticks[0].ID);
if (joysticks[1].enabled)
joystate[1].joy = SDL_JoystickOpen(joysticks[1].ID);
if (joysticks[2].enabled)
joystate[2].joy = SDL_JoystickOpen(joysticks[2].ID);
if (joysticks[3].enabled)
joystate[3].joy = SDL_JoystickOpen(joysticks[3].ID);
}
// Shutdown PAD (stop emulation)
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void PAD_Shutdown()
{
if (joysticks[0].enabled)
SDL_JoystickClose(joystate[0].joy);
if (joysticks[1].enabled)
SDL_JoystickClose(joystate[1].joy);
if (joysticks[2].enabled)
SDL_JoystickClose(joystate[2].joy);
if (joysticks[3].enabled)
SDL_JoystickClose(joystate[3].joy);
SDL_Quit();
#ifdef _DEBUG
DEBUG_QUIT();
#endif
delete [] joyinfo;
emulator_running = FALSE;
#ifdef _WIN32
#ifdef USE_RUMBLE_DINPUT_HACK
FreeDirectInput();
#endif
#elif defined(__linux__)
close(fd);
#endif
}
// Set PAD status
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void PAD_GetStatus(u8 _numPAD, SPADStatus* _pPADStatus)
{
if (!joysticks[_numPAD].enabled)
return;
// Clear pad status
memset(_pPADStatus, 0, sizeof(SPADStatus));
// Get pad status
GetJoyState(_numPAD);
// Reset!
int base = 0x80;
_pPADStatus->stickY = base;
_pPADStatus->stickX = base;
_pPADStatus->substickX = base;
_pPADStatus->substickY = base;
_pPADStatus->button |= PAD_USE_ORIGIN;
// Set analog controllers
// Set Deadzones perhaps out of function
int deadzone = (int)(((float)(128.00/100.00)) * (float)(joysticks[_numPAD].deadzone+1));
int deadzone2 = (int)(((float)(-128.00/100.00)) * (float)(joysticks[_numPAD].deadzone+1));
// Adjust range
// The value returned by SDL_JoystickGetAxis is a signed integer (-32768 to 32768)
// The value used for the gamecube controller is an unsigned char (0 to 255)
int main_stick_x = (joystate[_numPAD].axis[CTL_MAIN_X] >> 8);
int main_stick_y = -(joystate[_numPAD].axis[CTL_MAIN_Y] >> 8);
int sub_stick_x = (joystate[_numPAD].axis[CTL_SUB_X] >> 8);
int sub_stick_y = -(joystate[_numPAD].axis[CTL_SUB_Y] >> 8);
// Quick fix
if (main_stick_x > 127)
main_stick_x = 127;
if (main_stick_y > 127)
main_stick_y = 127;
if (sub_stick_x > 127)
sub_stick_x = 127;
if (sub_stick_y > 127)
sub_stick_y = 127;
if (main_stick_x < -128)
main_stick_x = -128;
if (main_stick_y < -128)
main_stick_y = -128;
if (sub_stick_x < -128)
sub_stick_x = -128;
if (sub_stick_y < -128)
sub_stick_y = -128;
// Send values to Dolpin
if ((main_stick_x < deadzone2) || (main_stick_x > deadzone)) _pPADStatus->stickX += main_stick_x;
if ((main_stick_y < deadzone2) || (main_stick_y > deadzone)) _pPADStatus->stickY += main_stick_y;
if ((sub_stick_x < deadzone2) || (sub_stick_x > deadzone)) _pPADStatus->substickX += sub_stick_x;
if ((sub_stick_y < deadzone2) || (sub_stick_y > deadzone)) _pPADStatus->substickY += sub_stick_y;
int triggervalue = 255;
if (joystate[_numPAD].halfpress)
triggervalue = 100;
// Set buttons
if (joystate[_numPAD].buttons[CTL_L_SHOULDER])
{
_pPADStatus->button|=PAD_TRIGGER_L;
_pPADStatus->triggerLeft = triggervalue;
}
if (joystate[_numPAD].buttons[CTL_R_SHOULDER])
{
_pPADStatus->button|=PAD_TRIGGER_R;
_pPADStatus->triggerRight = triggervalue;
}
if (joystate[_numPAD].buttons[CTL_A_BUTTON])
{
_pPADStatus->button|=PAD_BUTTON_A;
_pPADStatus->analogA = 255; // Perhaps support pressure?
}
if (joystate[_numPAD].buttons[CTL_B_BUTTON])
{
_pPADStatus->button|=PAD_BUTTON_B;
_pPADStatus->analogB = 255; // Perhaps support pressure?
}
if (joystate[_numPAD].buttons[CTL_X_BUTTON]) _pPADStatus->button|=PAD_BUTTON_X;
if (joystate[_numPAD].buttons[CTL_Y_BUTTON]) _pPADStatus->button|=PAD_BUTTON_Y;
if (joystate[_numPAD].buttons[CTL_Z_TRIGGER]) _pPADStatus->button|=PAD_TRIGGER_Z;
if (joystate[_numPAD].buttons[CTL_START]) _pPADStatus->button|=PAD_BUTTON_START;
// Set D-pad
if (joysticks[_numPAD].controllertype == CTL_TYPE_JOYSTICK)
{
if (joystate[_numPAD].dpad == SDL_HAT_LEFTUP || joystate[_numPAD].dpad == SDL_HAT_UP || joystate[_numPAD].dpad == SDL_HAT_RIGHTUP ) _pPADStatus->button|=PAD_BUTTON_UP;
if (joystate[_numPAD].dpad == SDL_HAT_LEFTUP || joystate[_numPAD].dpad == SDL_HAT_LEFT || joystate[_numPAD].dpad == SDL_HAT_LEFTDOWN ) _pPADStatus->button|=PAD_BUTTON_LEFT;
if (joystate[_numPAD].dpad == SDL_HAT_LEFTDOWN || joystate[_numPAD].dpad == SDL_HAT_DOWN || joystate[_numPAD].dpad == SDL_HAT_RIGHTDOWN ) _pPADStatus->button|=PAD_BUTTON_DOWN;
if (joystate[_numPAD].dpad == SDL_HAT_RIGHTUP || joystate[_numPAD].dpad == SDL_HAT_RIGHT || joystate[_numPAD].dpad == SDL_HAT_RIGHTDOWN ) _pPADStatus->button|=PAD_BUTTON_RIGHT;
}
else
{
if (joystate[_numPAD].dpad2[CTL_D_PAD_UP])
_pPADStatus->button|=PAD_BUTTON_UP;
if (joystate[_numPAD].dpad2[CTL_D_PAD_DOWN])
_pPADStatus->button|=PAD_BUTTON_DOWN;
if (joystate[_numPAD].dpad2[CTL_D_PAD_LEFT])
_pPADStatus->button|=PAD_BUTTON_LEFT;
if (joystate[_numPAD].dpad2[CTL_D_PAD_RIGHT])
_pPADStatus->button|=PAD_BUTTON_RIGHT;
}
//
_pPADStatus->err = PAD_ERR_NONE;
// Use rumble
PAD_Use_Rumble(_numPAD, _pPADStatus);
}
// Set PAD attached pads
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
unsigned int PAD_GetAttachedPads()
{
unsigned int connected = 0;
LoadConfig();
if (joysticks[0].enabled)
connected |= 1;
if (joysticks[1].enabled)
connected |= 2;
if (joysticks[2].enabled)
connected |= 4;
if (joysticks[3].enabled)
connected |= 8;
return connected;
}
//////////////////////////////////////////////////////////////////////////////////////////
// Custom Functions
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
// Read buttons status. Called from GetJoyState().
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void ReadButton(int controller, int button)
{
int ctl_button = joysticks[controller].buttons[button];
if (ctl_button < joyinfo[joysticks[controller].ID].NumButtons)
{
joystate[controller].buttons[button] = SDL_JoystickGetButton(joystate[controller].joy, ctl_button);
}
}
// Request joystick state
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void GetJoyState(int controller)
{
SDL_JoystickUpdate();
joystate[controller].axis[CTL_MAIN_X] = SDL_JoystickGetAxis(joystate[controller].joy, joysticks[controller].axis[CTL_MAIN_X]);
joystate[controller].axis[CTL_MAIN_Y] = SDL_JoystickGetAxis(joystate[controller].joy, joysticks[controller].axis[CTL_MAIN_Y]);
joystate[controller].axis[CTL_SUB_X] = SDL_JoystickGetAxis(joystate[controller].joy, joysticks[controller].axis[CTL_SUB_X]);
joystate[controller].axis[CTL_SUB_Y] = SDL_JoystickGetAxis(joystate[controller].joy, joysticks[controller].axis[CTL_SUB_Y]);
ReadButton(controller, CTL_L_SHOULDER);
ReadButton(controller, CTL_R_SHOULDER);
ReadButton(controller, CTL_A_BUTTON);
ReadButton(controller, CTL_B_BUTTON);
ReadButton(controller, CTL_X_BUTTON);
ReadButton(controller, CTL_Y_BUTTON);
ReadButton(controller, CTL_Z_TRIGGER);
ReadButton(controller, CTL_START);
PanicAlert("%i", CTL_A_BUTTON);
//
if (joysticks[controller].halfpress < joyinfo[controller].NumButtons)
joystate[controller].halfpress = SDL_JoystickGetButton(joystate[controller].joy, joysticks[controller].halfpress);
// Check if we have an analog or digital joypad
if (joysticks[controller].controllertype == CTL_TYPE_JOYSTICK)
{
joystate[controller].dpad = SDL_JoystickGetHat(joystate[controller].joy, joysticks[controller].dpad);
}
else
{
joystate[controller].dpad2[CTL_D_PAD_UP] = SDL_JoystickGetButton(joystate[controller].joy, joysticks[controller].dpad2[CTL_D_PAD_UP]);
joystate[controller].dpad2[CTL_D_PAD_DOWN] = SDL_JoystickGetButton(joystate[controller].joy, joysticks[controller].dpad2[CTL_D_PAD_DOWN]);
joystate[controller].dpad2[CTL_D_PAD_LEFT] = SDL_JoystickGetButton(joystate[controller].joy, joysticks[controller].dpad2[CTL_D_PAD_LEFT]);
joystate[controller].dpad2[CTL_D_PAD_RIGHT] = SDL_JoystickGetButton(joystate[controller].joy, joysticks[controller].dpad2[CTL_D_PAD_RIGHT]);
}
}
// Search attached devices
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
int Search_Devices()
{
// load config
#ifdef _DEBUG
DEBUG_INIT();
#endif
int numjoy = SDL_NumJoysticks();
if (joyinfo)
{
delete [] joyinfo;
joyinfo = new CONTROLLER_INFO [numjoy];
}
else
{
joyinfo = new CONTROLLER_INFO [numjoy];
}
// Warn the user of no joysticks are detected
if (numjoy == 0)
{
#ifdef _WIN32
MessageBox(NULL, "No Joystick detected!", NULL, MB_ICONWARNING);
#else
printf("No Joystick detected!\n");
#endif
return 0;
}
#ifdef _DEBUG
fprintf(pFile, "Scanning for devices\n");
fprintf(pFile, "¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯\n");
#endif
for(int i = 0; i < numjoy; i++ )
{
joyinfo[i].joy = SDL_JoystickOpen(i);
joyinfo[i].ID = i;
joyinfo[i].NumAxes = SDL_JoystickNumAxes(joyinfo[i].joy);
joyinfo[i].NumButtons = SDL_JoystickNumButtons(joyinfo[i].joy);
joyinfo[i].NumBalls = SDL_JoystickNumBalls(joyinfo[i].joy);
joyinfo[i].NumHats = SDL_JoystickNumHats(joyinfo[i].joy);
joyinfo[i].Name = SDL_JoystickName(i);
#ifdef _DEBUG
fprintf(pFile, "ID: %d\n", i);
fprintf(pFile, "Name: %s\n", joyinfo[i].Name);
fprintf(pFile, "Buttons: %d\n", joyinfo[i].NumButtons);
fprintf(pFile, "Axes: %d\n", joyinfo[i].NumAxes);
fprintf(pFile, "Hats: %d\n", joyinfo[i].NumHats);
fprintf(pFile, "Balls: %d\n\n", joyinfo[i].NumBalls);
#endif
// Close if opened
if (SDL_JoystickOpened(i))
SDL_JoystickClose(joyinfo[i].joy);
}
return numjoy;
}