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

462 lines
15 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 "nJoy.h"
//////////////////////////////////////////////////////////////////////////////////////////
// Variables
// ¯¯¯¯¯¯¯¯¯
FILE *pFile;
HINSTANCE nJoy_hInst = NULL;
CONTROLLER_INFO *joyinfo = 0;
CONTROLLER_STATE joystate[4];
CONTROLLER_MAPPING joysticks[4];
bool emulator_running = FALSE;
//////////////////////////////////////////////////////////////////////////////////////////
// DllMain
// ¯¯¯¯¯¯¯
BOOL APIENTRY DllMain( HINSTANCE hinstDLL, // DLL module handle
DWORD dwReason, // reason called
LPVOID lpvReserved) // reserved
{
InitCommonControls();
nJoy_hInst = hinstDLL;
return TRUE;
}
//////////////////////////////////////////////////////////////////////////////////////////
// Input Plugin Functions (from spec's)
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
// Get properties of plugin
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void GetDllInfo(PLUGIN_INFO* _PluginInfo)
{
_PluginInfo->Version = 0x0100;
_PluginInfo->Type = PLUGIN_TYPE_PAD;
#ifndef _DEBUG
sprintf(_PluginInfo->Name, "nJoy v"INPUT_VERSION " by Falcon4ever");
#else
sprintf(_PluginInfo->Name, "nJoy v"INPUT_VERSION" (Debug) by Falcon4ever");
#endif
}
// Call about dialog
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void DllAbout(HWND _hParent)
{
OpenAbout(nJoy_hInst, _hParent);
}
// Call config dialog
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void DllConfig(HWND _hParent)
{
if(SDL_Init(SDL_INIT_JOYSTICK ) < 0)
{
MessageBox(NULL, SDL_GetError(), "Could not initialize SDL!", MB_ICONERROR);
return;
}
LoadConfig();
if(OpenConfig(nJoy_hInst, _hParent))
SaveConfig();
}
// Init PAD (start emulation)
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void PAD_Initialize(SPADInitialize _PADInitialize)
{
emulator_running = TRUE;
#ifdef _DEBUG
DEBUG_INIT();
#endif
if(SDL_Init(SDL_INIT_JOYSTICK ) < 0)
{
MessageBox(NULL, SDL_GetError(), "Could not initialize SDL!", MB_ICONERROR);
return;
}
LoadConfig(); // Load joystick mapping
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;
}
// Set PAD status
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void PAD_GetStatus(BYTE _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 = ((float)(128.00/100.00)) * (float)(joysticks[_numPAD].deadzone+1);
int deadzone2 = ((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;
// Set buttons
if (joystate[_numPAD].buttons[CTL_L_SHOULDER])
{
_pPADStatus->button|=PAD_TRIGGER_L;
_pPADStatus->triggerLeft = 255; // Perhaps support halfpress/pressure
}
if (joystate[_numPAD].buttons[CTL_R_SHOULDER])
{
_pPADStatus->button|=PAD_TRIGGER_R;
_pPADStatus->triggerRight = 255; // Perhaps support halfpress/pressure
}
if (joystate[_numPAD].buttons[CTL_A_BUTTON])
{
_pPADStatus->button|=PAD_BUTTON_A;
_pPADStatus->analogA = 255; // Perhaps support halfpress/pressure
}
if (joystate[_numPAD].buttons[CTL_B_BUTTON])
{
_pPADStatus->button|=PAD_BUTTON_B;
_pPADStatus->analogB = 255; // Perhaps support halfpress/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(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;
_pPADStatus->err = PAD_ERR_NONE;
}
// Set PAD rumble
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void PAD_Rumble(BYTE _numPAD, unsigned int _uType, unsigned int _uStrength)
{
// not supported by SDL
}
// 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;
}
// Savestates
// ¯¯¯¯¯¯¯¯¯¯
unsigned int SaveLoadState(char *ptr, BOOL save)
{
// not used
return 0;
}
//////////////////////////////////////////////////////////////////////////////////////////
// Custom Functions
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
// 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]);
joystate[controller].buttons[CTL_L_SHOULDER] = SDL_JoystickGetButton(joystate[controller].joy, joysticks[controller].buttons[CTL_L_SHOULDER]);
joystate[controller].buttons[CTL_R_SHOULDER] = SDL_JoystickGetButton(joystate[controller].joy, joysticks[controller].buttons[CTL_R_SHOULDER]);
joystate[controller].buttons[CTL_A_BUTTON] = SDL_JoystickGetButton(joystate[controller].joy, joysticks[controller].buttons[CTL_A_BUTTON]);
joystate[controller].buttons[CTL_B_BUTTON] = SDL_JoystickGetButton(joystate[controller].joy, joysticks[controller].buttons[CTL_B_BUTTON]);
joystate[controller].buttons[CTL_X_BUTTON] = SDL_JoystickGetButton(joystate[controller].joy, joysticks[controller].buttons[CTL_X_BUTTON]);
joystate[controller].buttons[CTL_Y_BUTTON] = SDL_JoystickGetButton(joystate[controller].joy, joysticks[controller].buttons[CTL_Y_BUTTON]);
joystate[controller].buttons[CTL_Z_TRIGGER] = SDL_JoystickGetButton(joystate[controller].joy, joysticks[controller].buttons[CTL_Z_TRIGGER]);
joystate[controller].buttons[CTL_START] = SDL_JoystickGetButton(joystate[controller].joy, joysticks[controller].buttons[CTL_START]);
joystate[controller].dpad = SDL_JoystickGetHat(joystate[controller].joy, joysticks[controller].dpad);
}
// Search attached devices
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
int Search_Devices()
{
// load config
#ifdef _DEBUG
DEBUG_INIT();
#endif
int numjoy = SDL_NumJoysticks();
if(numjoy == 0)
{
MessageBox(NULL, "No Joystick detected!", NULL, MB_ICONWARNING);
return 0;
}
if(joyinfo)
{
delete [] joyinfo;
joyinfo = new CONTROLLER_INFO [numjoy];
}
else
{
joyinfo = new CONTROLLER_INFO [numjoy];
}
#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;
}
// Enable output log
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void DEBUG_INIT()
{
if(pFile)
return;
char dateStr [9];
_strdate( dateStr);
char timeStr [9];
_strtime( timeStr );
pFile = fopen ("nJoy-debug.txt","wt");
fprintf(pFile, "nJoy v"INPUT_VERSION" Debug\n");
fprintf(pFile, "Date: %s\nTime: %s\n", dateStr, timeStr);
fprintf(pFile, "¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯\n");
}
// Disable output log
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void DEBUG_QUIT()
{
if(!pFile)
return;
char timeStr [9];
_strtime(timeStr);
fprintf(pFile, "_______________\n");
fprintf(pFile, "Time: %s", timeStr);
fclose(pFile);
}
// Save settings to file
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void SaveConfig()
{
IniFile file;
file.Load("nJoy");
for (int i=0; i<4; i++)
{
char SectionName[32];
sprintf(SectionName, "PAD%i", i+1);
file.Set(SectionName, "l_shoulder", joysticks[i].buttons[CTL_L_SHOULDER]);
file.Set(SectionName, "r_shoulder", joysticks[i].buttons[CTL_R_SHOULDER]);
file.Set(SectionName, "a_button", joysticks[i].buttons[CTL_A_BUTTON]);
file.Set(SectionName, "b_button", joysticks[i].buttons[CTL_B_BUTTON]);
file.Set(SectionName, "x_button", joysticks[i].buttons[CTL_X_BUTTON]);
file.Set(SectionName, "y_button", joysticks[i].buttons[CTL_Y_BUTTON]);
file.Set(SectionName, "z_trigger", joysticks[i].buttons[CTL_Z_TRIGGER]);
file.Set(SectionName, "start_button", joysticks[i].buttons[CTL_START]);
file.Set(SectionName, "dpad", joysticks[i].dpad);
file.Set(SectionName, "main_x", joysticks[i].axis[CTL_MAIN_X]);
file.Set(SectionName, "main_y", joysticks[i].axis[CTL_MAIN_Y]);
file.Set(SectionName, "sub_x", joysticks[i].axis[CTL_SUB_X]);
file.Set(SectionName, "sub_y", joysticks[i].axis[CTL_SUB_Y]);
file.Set(SectionName, "enabled", joysticks[i].enabled);
file.Set(SectionName, "deadzone", joysticks[i].deadzone);
file.Set(SectionName, "halfpress", joysticks[i].halfpress);
file.Set(SectionName, "joy_id", joysticks[i].ID);
}
file.Save("nJoy");
}
// Load settings from file
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void LoadConfig()
{
IniFile file;
file.Load("nJoy");
for (int i=0; i<4; i++)
{
char SectionName[32];
sprintf(SectionName, "PAD%i", i+1);
file.Get(SectionName, "l_shoulder", &joysticks[i].buttons[CTL_L_SHOULDER], 4);
file.Get(SectionName, "r_shoulder", &joysticks[i].buttons[CTL_R_SHOULDER], 5);
file.Get(SectionName, "a_button", &joysticks[i].buttons[CTL_A_BUTTON], 0);
file.Get(SectionName, "b_button", &joysticks[i].buttons[CTL_B_BUTTON], 1);
file.Get(SectionName, "x_button", &joysticks[i].buttons[CTL_X_BUTTON], 3);
file.Get(SectionName, "y_button", &joysticks[i].buttons[CTL_Y_BUTTON], 2);
file.Get(SectionName, "z_trigger", &joysticks[i].buttons[CTL_Z_TRIGGER], 7);
file.Get(SectionName, "start_button", &joysticks[i].buttons[CTL_START], 9);
file.Get(SectionName, "dpad", &joysticks[i].dpad, 0);
file.Get(SectionName, "main_x", &joysticks[i].axis[CTL_MAIN_X], 0);
file.Get(SectionName, "main_y", &joysticks[i].axis[CTL_MAIN_Y], 1);
file.Get(SectionName, "sub_x", &joysticks[i].axis[CTL_SUB_X], 2);
file.Get(SectionName, "sub_y", &joysticks[i].axis[CTL_SUB_Y], 3);
file.Get(SectionName, "enabled", &joysticks[i].enabled, 1);
file.Get(SectionName, "deadzone", &joysticks[i].deadzone, 9);
file.Get(SectionName, "halfpress", &joysticks[i].halfpress, 0);
file.Get(SectionName, "joy_id", &joysticks[i].ID, 0);
}
}