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GamePad.cpp 10.37 KiB
// Gmsh - Copyright (C) 1997-2019 C. Geuzaine, J.-F. Remacle
//
// See the LICENSE.txt file for license information. Please report all
// issues on https://gitlab.onelab.info/gmsh/gmsh/issues.
//
// Contributed by Gilles Marckmann <gilles.marckmann@ec-nantes.fr>
// default map is "THRUSTMASTER FireStorm Dual Power"-like
//
// ###### ######
// # but5 # # but7 #
// .########.. ..#######.
// ............ .......... .
// ...#######... ...########..
// ..# but4 #... ...# but6 #..
// ...########....... ........#########..
// .................... .....................
// .......#................... ..........................
// ......axis5..........................................####.......
// ........ #...........................................# b3 #.......
// ..........#...........................................# #.......
// ...###< axis4 >###...............................####..####..####...
// ...........#.....................................# b1 #......# b2 #...
// ............#.....................................# #......# #....
// ............#......................................####........####.....
// .............#.............................................####...........
// ..........................................................# b0 #..........
// ...........................................................# #...........
// .......................#######................#######.......####............
// ......................# axis1 ##............## axis3 ##......................
// .....................## | ##..........## | ##.....................
// ......................#<--axis0-->#..........#<--axis2--> #.....................
// ......................## | ##. .####. .## | ##......................
// .......................## | ##.. # b9 #...## | ##.......................
// ..........................#######......####......#######.........................
// ..................................................................................
// ..................... .......... ......... .....................
// .................... ....................
// .................. ..................
// .................. ..................
// .................. .................
// ................. ................
// ................ ...............
// .............. ..............
// ............. ............
// ............ ............
// .......... ..........
// ....... ........
// .... ...
//
#include <math.h>
#include <cstring>
#include <string>
#include <iostream>
#include <stdio.h>
#include <algorithm>
#include "GamePad.h"
#if !defined(WIN32)
#include <unistd.h>
#endif
GamePad::GamePad() : active(false), frequency(.01)
{
#if defined(WIN32)
gamepad_fd = 0;
for (int i = JOYSTICKID1 ; i < JOYSTICKID2 ; i++) {
if(JOYERR_NOERROR == joyGetDevCaps(i, &caps, sizeof(JOYCAPS)) ) {
/*
std::cout << "Joystick/Gamepad detected: "<< name ; std::cout << " ( " << (int)caps.wNumAxes <<" axes /" ;
std::cout << (int)caps.wNumButtons <<" buttons)" << std::endl;
std::cout << " Driver name ....... " << caps.szPname << std::endl;
std::cout << " Manufacturer ID ... " << caps.wMid << std::endl;
std::cout << " Product ID ........ " << caps.wPid << std::endl;
std::cout << " RegKey ............ " << caps.szRegKey << std::endl;
std::cout << " OEMVxD ............ " << caps.szOEMVxD << std::endl;
std::cout << " wXmin ............. " << caps.wXmin << std::endl;
std::cout << " wXmax ............. " << caps.wXmax << std::endl;
std::cout << " wYmin ............. " << caps.wYmin << std::endl;
std::cout << " wYmax ............. " << caps.wYmax << std::endl;
std::cout << " wZmin ............. " << caps.wZmin << std::endl;
std::cout << " wZmax ............. " << caps.wZmax << std::endl;
std::cout << " wPeriodMin ........ " << caps.wPeriodMin << std::endl;
std::cout << " wPeriodMax ........ " << caps.wPeriodMax << std::endl;
std::cout << " wRmin ............. " << caps.wRmin << std::endl;
std::cout << " wRmax ............. " << caps.wRmax << std::endl;
std::cout << " wUmin ............. " << caps.wUmin << std::endl;
std::cout << " wUmax ............. " << caps.wUmax << std::endl;
std::cout << " wVmin ............. " << caps.wVmin << std::endl;
std::cout << " wVmax ............. " << caps.wVmax << std::endl;
*/
if((1./frequency < (double)caps.wPeriodMin) ||
(1./frequency > (double)caps.wPeriodMax)){
frequency=.1/(double)caps.wPeriodMin;
}
gamepad_fd = i;
axes = std::min(GP_AXES,(int)caps.wNumAxes + 2);
buttons = std::min(GP_BUTTONS,(int)caps.wNumButtons);
for (int i = 0; i < buttons; i++) button[i] = false;
for (int i = 0; i < axes; i++) axe[i] = 0.;
active = true;
}
}
for(int i = 0; i < buttons; i++) button[i] = 0;
for(int i = 0; i < axes; i++) axe[i] = 0;
joyGetPosEx(gamepad_fd, &infoex);
infoex.dwFlags = JOY_RETURNALL;
#elif defined(HAVE_LINUX_JOYSTICK)
gamepad_fd = open(GAMEPAD_DEV, O_RDONLY | O_NONBLOCK);
if (gamepad_fd > 0) {
ioctl(gamepad_fd, JSIOCGNAME(256), name);
ioctl(gamepad_fd, JSIOCGVERSION, &version);
ioctl(gamepad_fd, JSIOCGAXES, &axes);
ioctl(gamepad_fd, JSIOCGBUTTONS, &buttons);
std::cout << "Joystick/Gamepad detected: " << name ;
std::cout << " (version " << version << " / " ;
std::cout << (int)axes <<" axes /" ;
std::cout << (int)buttons <<" buttons)" << std::endl;
active = true;
}
#endif
if(active){
for (int i = 0; i < std::min(9, (int)buttons); i++) {
button[i] = false;toggle_status[i] = false;
}
for (int i = 0; i < std::min(7, (int)axes); i++) axe[i] = 0.;
for (int i = 0; i < std::min(9, (int)buttons); i++) button_map[i] = i;
for (int i = 0; i < std::min(7, (int)axes); i++) axe_map[i] = i;
axe_map[6]=1;
// another recognized map "Thrustmaster Run'N' Drive Wireless PS3"
// warning :: on Windows we dont have the human-friendly Model Name of the Gamepad
if(strcmp(name, "Thrustmaster Run'N' Drive Wireless PS3") == 0){
button_map[0] = 1;
button_map[1] = 0;
button_map[5] = 6;
button_map[6] = 5;
}
}
}
GamePad::~GamePad()
{
active = false;
#if defined(HAVE_LINUX_JOYSTICK)
if (gamepad_fd) close(gamepad_fd);
gamepad_fd = 0;
#endif
}
bool GamePad::toggle(const int _nbut)
{
bool res;
if(toggle_status[_nbut]){ res = true; toggle_status[_nbut] = false; }
else{ res = false; }
return res;
}
int GamePad::read_event()
{
#if defined(WIN32)
infoex.dwFlags = JOY_RETURNALL;
joyGetPosEx(gamepad_fd, &infoex) ;
axe[0] = (double)((1. * infoex.dwXpos - 32767.) / 32767.);
axe[1] = (double)((1. * infoex.dwYpos - 32767.) / 32767.);
axe[2] = (double)((1. * infoex.dwRpos - 32767.) / 32767.);
axe[3] = (double)((1. * infoex.dwZpos - 32767.) / 32767.);
if(infoex.dwPOV < 38000.) {
double alpha = 3.14159 / 18000. * infoex.dwPOV;
axe[4] = 1.001 * sin(alpha);
axe[5] = -1.001 * cos(alpha);
}
else{
axe[4] = axe[5] = 0.;
}
for (int i = 0; i < 6; i++) if(fabs(axe[i]) < .01) axe[i] = 0.;
bool event = false;
int event_num = 0;
bool event_value = false;
for (int i = 0; i < buttons; i++){
int bin = pow(2.0, i);
if(button[i] != (bool)(infoex.dwButtons & bin)) {
event = true;
event_num = i;
event_value = (bool)(infoex.dwButtons & bin);
}
}
if(event){
if(button[event_num] == 0 && event_value){ toggle_status[event_num] = true; }
button[event_num] = event_value;
}
/*
std::cout<< "--------------------" << std::endl;
std::cout<< infoex.dwXpos << std::endl;
std::cout<< infoex.dwYpos << std::endl;
std::cout<< infoex.dwZpos << std::endl;
std::cout<< infoex.dwRpos << std::endl;
std::cout<< infoex.dwUpos << std::endl;
std::cout<< infoex.dwVpos << std::endl;
std::cout<< infoex.dwButtons << std::endl;
std::cout<< infoex.dwButtonNumber << std::endl;
std::cout<< infoex.dwPOV << std::endl;
*/
#elif defined(HAVE_LINUX_JOYSTICK)
int result = read(gamepad_fd, &event, sizeof(event));
if (result > 0){
switch (event.type){
case JS_EVENT_INIT:
break;
case JS_EVENT_INIT | JS_EVENT_AXIS: break;
case JS_EVENT_INIT | JS_EVENT_BUTTON:
break;
case JS_EVENT_AXIS:
axe[(int)event.number] = (double)event.value / 32767.;
break;
case JS_EVENT_BUTTON:
if(button[(int)event.number] == 0. && (bool)event.value) {
toggle_status[(int)event.number] = true;
}
button[(int)event.number] = (bool)event.value ;
break;
default:
break;
}
}
#endif
return 1;
}
void GamePad::affiche()
{
for (int i = 0; i < 6; i++) std::cout << "_________";
std::cout << std::endl; std::cout << " axis ";
for (int i = 0; i < 6; i++) std::cout << " | "<<i;
std::cout << std::endl; std::cout << " ";
for (int i = 0; i < 6; i++) std::cout << " | "<< axe[i] ;
std::cout << std::endl;
for (int i = 0; i < 10; i++) std::cout << "_____";
std::cout << std::endl; std::cout << " b.";
for (int i = 0; i < 10; i++) std::cout << " | " << i;
std::cout << std::endl; std::cout << " ";
for (int i = 0; i < 10; i++) std::cout << " | " << button[i];
std::cout << std::endl;
for (int i = 0; i < 10; i++) std::cout << "_____";
std::cout << std::endl;
}