mirror of https://github.com/PCSX2/pcsx2.git
315 lines
6.5 KiB
C++
315 lines
6.5 KiB
C++
/* OnePAD - author: arcum42(@gmail.com)
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* Copyright (C) 2009
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*
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* Based on ZeroPAD, author zerofrog@gmail.com
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* Copyright (C) 2006-2007
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "joystick.h"
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//////////////////////////
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// Joystick definitions //
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//////////////////////////
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int s_selectedpad = 0;
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vector<JoystickInfo*> s_vjoysticks;
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static u32 s_bSDLInit = false;
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void UpdateJoysticks()
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{
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vector<JoystickInfo*>::iterator itjoy = s_vjoysticks.begin();
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SDL_JoystickUpdate();
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// Save everything in the vector s_vjoysticks.
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while (itjoy != s_vjoysticks.end())
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{
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(*itjoy)->SaveState();
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itjoy++;
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}
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}
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const char *HatName(int value)
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{
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switch(value)
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{
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case SDL_HAT_CENTERED: return "SDL_HAT_CENTERED";
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case SDL_HAT_UP: return "SDL_HAT_UP";
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case SDL_HAT_RIGHT: return "SDL_HAT_RIGHT";
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case SDL_HAT_DOWN: return "SDL_HAT_DOWN";
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case SDL_HAT_LEFT: return "SDL_HAT_LEFT";
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case SDL_HAT_RIGHTUP: return "SDL_HAT_RIGHTUP";
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case SDL_HAT_RIGHTDOWN: return "SDL_HAT_RIGHTDOWN";
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case SDL_HAT_LEFTUP: return "SDL_HAT_LEFTUP";
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case SDL_HAT_LEFTDOWN: return "SDL_HAT_LEFTDOWN";
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default: return "Unknown";
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}
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return "Unknown";
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}
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bool JoystickIdWithinBounds(int joyid)
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{
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return ((joyid >= 0) && (joyid < (int)s_vjoysticks.size()));
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}
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// opens handles to all possible joysticks
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void JoystickInfo::EnumerateJoysticks(vector<JoystickInfo*>& vjoysticks)
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{
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if (!s_bSDLInit)
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{
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if (SDL_Init(SDL_INIT_JOYSTICK) < 0) return;
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SDL_JoystickEventState(SDL_QUERY);
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s_bSDLInit = true;
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}
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vector<JoystickInfo*>::iterator it = vjoysticks.begin();
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// Delete everything in the vector vjoysticks.
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while (it != vjoysticks.end())
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{
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delete *it;
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it ++;
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}
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vjoysticks.resize(SDL_NumJoysticks());
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for (int i = 0; i < (int)vjoysticks.size(); ++i)
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{
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vjoysticks[i] = new JoystickInfo();
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vjoysticks[i]->Init(i, true);
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}
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// set the pads
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for (int pad = 0; pad < 2; ++pad)
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{
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// select the right joystick id
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int joyid = -1;
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for (int i = 0; i < MAX_KEYS; ++i)
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{
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KeyType k = type_of_key(pad,i);
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if (k == PAD_JOYSTICK || k == PAD_JOYBUTTONS)
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{
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joyid = key_to_joystick_id(pad,i);
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break;
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}
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}
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if ((joyid >= 0) && (joyid < (int)s_vjoysticks.size())) s_vjoysticks[joyid]->Assign(pad);
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}
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}
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JoystickInfo::JoystickInfo()
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{
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joy = NULL;
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_id = -1;
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pad = -1;
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axisrange = 0x7fff;
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deadzone = 2000;
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}
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void JoystickInfo::Destroy()
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{
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if (joy != NULL)
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{
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if (SDL_JoystickOpened(_id)) SDL_JoystickClose(joy);
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joy = NULL;
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}
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}
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bool JoystickInfo::Init(int id, bool bStartThread)
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{
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Destroy();
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_id = id;
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joy = SDL_JoystickOpen(id);
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if (joy == NULL)
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{
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PAD_LOG("failed to open joystick %d\n", id);
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return false;
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}
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numaxes = SDL_JoystickNumAxes(joy);
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numbuttons = SDL_JoystickNumButtons(joy);
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numhats = SDL_JoystickNumHats(joy);
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devname = SDL_JoystickName(id);
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vaxisstate.resize(numaxes);
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vbuttonstate.resize(numbuttons);
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vhatstate.resize(numhats);
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//PAD_LOG("There are %d buttons, %d axises, and %d hats.\n", numbuttons, numaxes, numhats);
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return true;
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}
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// assigns a joystick to a pad
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void JoystickInfo::Assign(int newpad)
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{
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if (pad == newpad) return;
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pad = newpad;
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if (pad >= 0)
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{
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for (int i = 0; i < MAX_KEYS; ++i)
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{
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KeyType k = type_of_key(pad,i);
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if (k == PAD_JOYBUTTONS)
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{
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set_key(pad, i, button_to_key(_id, key_to_button(pad,i)));
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}
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else if (k == PAD_JOYSTICK)
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{
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set_key(pad, i, joystick_to_key(_id, key_to_button(pad,i)));
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}
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}
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}
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}
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void JoystickInfo::SaveState()
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{
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for (int i = 0; i < numbuttons; ++i)
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SetButtonState(i, SDL_JoystickGetButton(joy, i));
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for (int i = 0; i < numaxes; ++i)
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SetAxisState(i, SDL_JoystickGetAxis(joy, i));
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for (int i = 0; i < numhats; ++i)
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SetHatState(i, SDL_JoystickGetHat(joy, i));
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}
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void JoystickInfo::TestForce()
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{
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}
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bool JoystickInfo::PollButtons(int &jbutton, u32 &pkey)
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{
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// MAKE sure to look for changes in the state!!
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for (int i = 0; i < GetNumButtons(); ++i)
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{
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int but = SDL_JoystickGetButton(GetJoy(), i);
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if (but != GetButtonState(i))
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{
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if (!but) // released, we don't really want this
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{
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SetButtonState(i, 0);
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break;
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}
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pkey = button_to_key(GetId(), i);
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jbutton = i;
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return true;
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}
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}
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return false;
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}
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bool JoystickInfo::PollPOV(int &axis_id, bool &sign, u32 &pkey)
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{
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for (int i = 0; i < GetNumAxes(); ++i)
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{
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int value = SDL_JoystickGetAxis(GetJoy(), i);
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if (value != GetAxisState(i))
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{
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PAD_LOG("Change in joystick %d: %d.\n", i, value);
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if (abs(value) <= GetAxisState(i)) // we don't want this
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{
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// released, we don't really want this
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SetAxisState(i, value);
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break;
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}
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if (abs(value) > 0x3fff)
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{
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axis_id = i;
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sign = (value < 0);
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pkey = pov_to_key(GetId(), sign, i);
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return true;
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}
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}
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}
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return false;
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}
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bool JoystickInfo::PollAxes(int &axis_id, u32 &pkey)
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{
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for (int i = 0; i < GetNumAxes(); ++i)
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{
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int value = SDL_JoystickGetAxis(GetJoy(), i);
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if (value != GetAxisState(i))
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{
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PAD_LOG("Change in joystick %d: %d.\n", i, value);
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if (abs(value) <= GetAxisState(i)) // we don't want this
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{
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// released, we don't really want this
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SetAxisState(i, value);
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break;
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}
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if (abs(value) > 0x3fff)
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{
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axis_id = i;
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pkey = joystick_to_key(GetId(), i);
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return true;
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}
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}
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}
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return false;
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}
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bool JoystickInfo::PollHats(int &jbutton, int &dir, u32 &pkey)
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{
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for (int i = 0; i < GetNumHats(); ++i)
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{
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int value = SDL_JoystickGetHat(GetJoy(), i);
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if ((value != GetHatState(i)) && (value != SDL_HAT_CENTERED))
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{
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switch (value)
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{
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case SDL_HAT_UP:
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case SDL_HAT_RIGHT:
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case SDL_HAT_DOWN:
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case SDL_HAT_LEFT:
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pkey = hat_to_key(GetId(), value, i);
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jbutton = i;
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dir = value;
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PAD_LOG("Hat Pressed!");
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return true;
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default:
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break;
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}
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}
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}
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return false;
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}
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int JoystickInfo::GetAxisFromKey(int pad, int index)
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{
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return SDL_JoystickGetAxis(GetJoy(), key_to_axis(pad, index));
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}
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