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/* Copyright (C) 2009 by Cory Fields
* 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; either version 3 of the License, or
* (at your option) any later version.
*
* 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*
*/
#include "WiiUse_WiiRemote.h"
void CWiiController::get_keys(wiimote* wm)
{
m_buttonHeld = 0;
m_buttonPressed = 0;
m_buttonReleased = 0;
m_repeatableHeld = (wm->btns & (m_repeatFlags));
m_holdableHeld = (wm->btns & (m_holdFlags));
m_repeatableReleased = (wm->btns_released & (m_repeatFlags));
m_holdableReleased = (wm->btns_released & (m_holdFlags));
for (int i = 1;i <= WIIMOTE_NUM_BUTTONS; i++)
{
if (IS_PRESSED(wm,convert_code(i)))
m_buttonPressed = i;
if (IS_RELEASED(wm,convert_code(i)))
m_buttonReleased = i;
if (IS_HELD(wm,convert_code(i)))
m_buttonHeld = i;
}
}
void CWiiController::handleKeyPress()
{
if ((m_holdableReleased && m_buttonDownTime < g_hold_button_timeout))
EventClient.SendButton(m_buttonReleased, m_joyString, BTN_QUEUE | BTN_NO_REPEAT);
if (m_buttonPressed && !m_holdableHeld && !m_buttonHeld)
EventClient.SendButton(m_buttonPressed, m_joyString, BTN_QUEUE | BTN_NO_REPEAT);
}
void CWiiController::handleRepeat()
{
if (m_repeatableHeld)
EventClient.SendButton(m_buttonPressed, m_joyString, BTN_QUEUE | BTN_NO_REPEAT, 5);
}
void CWiiController::handleACC(float currentRoll, float currentPitch)
{
int rollWeight = 0;
int tiltWeight = 0;
if (m_start_roll == 0)
m_start_roll = currentRoll;
m_abs_roll = smoothDeg(m_abs_roll, currentRoll);
m_rel_roll = m_abs_roll - m_start_roll;
rollWeight = int((m_rel_roll*m_rel_roll));
if (rollWeight > 65000)
rollWeight = 65000;
if (m_start_pitch == 0)
m_start_pitch = currentPitch;
m_abs_pitch = smoothDeg(m_abs_pitch, currentPitch);
m_rel_pitch = m_start_pitch - m_abs_pitch;
tiltWeight = int((m_rel_pitch*m_rel_pitch*16));
if (tiltWeight > 65000)
tiltWeight = 65000;
if (m_currentAction == ACTION_NONE)
{
if ((g_deadzone - (abs((int)m_rel_roll)) < 5) && (abs((int)m_abs_pitch) < (g_deadzone / 1.5)))
// crossed the roll deadzone threshhold while inside the pitch deadzone
{
m_currentAction = ACTION_ROLL;
}
else if ((g_deadzone - (abs((int)m_rel_pitch)) < 5) && (abs((int)m_abs_roll) < (g_deadzone / 1.5)))
// crossed the pitch deadzone threshhold while inside the roll deadzone
{
m_currentAction = ACTION_PITCH;
}
}
if (m_currentAction == ACTION_ROLL)
{
if (m_rel_roll < -g_deadzone)
EventClient.SendButton(KEYCODE_ROLL_NEG, m_joyString, BTN_QUEUE | BTN_NO_REPEAT, rollWeight);
if (m_rel_roll > g_deadzone)
EventClient.SendButton(KEYCODE_ROLL_POS, m_joyString, BTN_QUEUE | BTN_NO_REPEAT, rollWeight);
// printf("Roll: %f\n",m_rel_roll);
}
if (m_currentAction == ACTION_PITCH)
{
if (m_rel_pitch > g_deadzone)
EventClient.SendButton(KEYCODE_PITCH_POS, m_joyString, BTN_QUEUE | BTN_NO_REPEAT,tiltWeight);
if (m_rel_pitch < -g_deadzone)
EventClient.SendButton(KEYCODE_PITCH_NEG, m_joyString, BTN_QUEUE | BTN_NO_REPEAT,tiltWeight);
// printf("Pitch: %f\n",m_rel_pitch);
}
}
void CWiiController::handleIR()
{
//TODO
}
int connectWiimote(wiimote** wiimotes)
{
int found = 0;
int connected = 0;
wiimote* wm;
while(!found)
{
//Look for Wiimotes. Keep searching until one is found. Wiiuse provides no way to search forever, so search for 5 secs and repeat.
found = wiiuse_find(wiimotes, MAX_WIIMOTES, 5);
}
connected = wiiuse_connect(wiimotes, MAX_WIIMOTES);
wm = wiimotes[0];
if (connected)
{
EventClient.SendHELO("Wii Remote", ICON_PNG, NULL);
wiiuse_set_leds(wm, WIIMOTE_LED_1);
wiiuse_rumble(wm, 1);
wiiuse_set_orient_threshold(wm,1);
DisableMotionSensing(wm);
#ifndef WIN32
usleep(200000);
#else
Sleep(200);
#endif
wiiuse_rumble(wm, 0);
return 1;
}
return 0;
}
int handle_disconnect(wiimote* wm)
{
EventClient.SendNOTIFICATION("Wii Remote disconnected", "", ICON_PNG, NULL);
return 0;
}
unsigned short convert_code(unsigned short client_code)
{
//WIIMOTE variables are from wiiuse. We need them to be 1-11 for the eventclient.
//For that we use this ugly conversion.
switch (client_code)
{
case KEYCODE_BUTTON_UP: return WIIMOTE_BUTTON_UP;
case KEYCODE_BUTTON_DOWN: return WIIMOTE_BUTTON_DOWN;
case KEYCODE_BUTTON_LEFT: return WIIMOTE_BUTTON_LEFT;
case KEYCODE_BUTTON_RIGHT: return WIIMOTE_BUTTON_RIGHT;
case KEYCODE_BUTTON_A: return WIIMOTE_BUTTON_A;
case KEYCODE_BUTTON_B: return WIIMOTE_BUTTON_B;
case KEYCODE_BUTTON_MINUS: return WIIMOTE_BUTTON_MINUS;
case KEYCODE_BUTTON_HOME: return WIIMOTE_BUTTON_HOME;
case KEYCODE_BUTTON_PLUS: return WIIMOTE_BUTTON_PLUS;
case KEYCODE_BUTTON_ONE: return WIIMOTE_BUTTON_ONE;
case KEYCODE_BUTTON_TWO: return WIIMOTE_BUTTON_TWO;
default : break;
}
return 0;
}
float smoothDeg(float oldVal, float newVal)
{
//If values go over 180 or under -180, weird things happen. This tranforms the values to -360 to 360 instead.
if (newVal - oldVal > 300)
return (newVal - 360);
if (oldVal - newVal > 300)
return(newVal + 360);
return(newVal);
}
int32_t getTicks(void)
{
int32_t ticks;
struct timeval now;
gettimeofday(&now, NULL);
ticks = now.tv_sec * 1000l;
ticks += now.tv_usec / 1000l;
return ticks;
}
int main(int argc, char** argv)
{
int32_t timeout = 0;
bool connected = 0;
wiimote** wiimotes;
wiimotes = wiiuse_init(MAX_WIIMOTES);
CWiiController controller;
wiimote* wm;
{
//Main Loop
while (1)
{
if (!connected) connected = (connectWiimote(wiimotes));
wm = wiimotes[0]; // Only worry about 1 controller. No need for more?
controller.m_buttonDownTime = getTicks() - timeout;
//Handle ACC, Repeat, and IR outside of the Event loop so that buttons can be continuously sent
if (timeout)
{
if ((controller.m_buttonDownTime > g_hold_button_timeout) && controller.m_holdableHeld)
controller.handleACC(wm->orient.roll, wm->orient.pitch);
if ((controller.m_buttonDownTime > g_repeat_rate) && controller.m_repeatableHeld)
controller.handleRepeat();
}
if (wiiuse_poll(wiimotes, MAX_WIIMOTES))
{
for (int i = 0; i < MAX_WIIMOTES; ++i)
//MAX_WIIMOTES hardcoded at 1.
{
DisableMotionSensing(wm);
switch (wiimotes[i]->event)
{
case WIIUSE_EVENT:
controller.get_keys(wm); //Load up the CWiiController
controller.handleKeyPress();
if (!controller.m_buttonHeld && (controller.m_holdableHeld || controller.m_repeatableHeld))
{
//Prepare to repeat or hold. Do this only once.
timeout = getTicks();
controller.m_abs_roll = 0;
controller.m_abs_pitch = 0;
controller.m_start_roll = 0;
controller.m_start_pitch = 0;
}
if (controller.m_buttonReleased)
{
DisableMotionSensing(wm);
controller.m_currentAction = ACTION_NONE;
}
break;
case WIIUSE_STATUS:
break;
case WIIUSE_DISCONNECT:
case WIIUSE_UNEXPECTED_DISCONNECT:
handle_disconnect(wm);
connected = 0;
break;
case WIIUSE_READ_DATA:
break;
default:
break;
}
}
}
}
}
wiiuse_cleanup(wiimotes, MAX_WIIMOTES);
return 0;
}
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