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flightgear/src/Input/fgjs.cxx

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2001-06-04 21:26:53 +00:00
// fgjs.cxx -- assign joystick axes to flightgear properties
//
// Updated to allow xml output & added a few bits & pieces
// Laurie Bradshaw, Jun 2005
//
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// Written by Tony Peden, started May 2001
//
// Copyright (C) 2001 Tony Peden (apeden@earthlink.net)
//
// 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 2 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, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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#include <simgear/compiler.h>
#include <math.h>
#include STL_IOSTREAM
#include STL_FSTREAM
#include STL_STRING
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#include <jsinput.h>
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SG_USING_STD(fstream);
SG_USING_STD(cout);
SG_USING_STD(cin);
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SG_USING_STD(endl);
SG_USING_STD(ios);
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SG_USING_STD(string);
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string axes_humannames[8] = { "Aileron", "Elevator", "Rudder", "Throttle",
"Mixture", "Pitch", "View Direction",
"View Elevation"
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};
string axes_propnames[8]={ "/controls/flight/aileron","/controls/flight/elevator",
"/controls/flight/rudder","/controls/engines/engine[%d]/throttle",
"/controls/engines/engine[%d]/mixture","/controls/engines/engine[%d]/pitch",
"/sim/current-view/goal-heading-offset-deg",
"/sim/current-view/goal-pitch-offset-deg"
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};
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bool half_range[8]={ false,false,false,true,true,true,false,false };
bool repeatable[8]={ false,false,false,false,false,false,true,true };
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bool invert[8]= { false,true,false,false,false,false,false,true };
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string button_humannames[8]= { "Left Brake", "Right Brake",
"Flaps Up", "Flaps Down",
"Elevator Trim Up", "Elevator Trim Down",
"Landing Gear Up", "Landing Gear Down"
};
string button_propnames[8]={ "/controls/gear/brake-left",
"/controls/gear/brake-right",
"/controls/flight/flaps",
"/controls/flight/flaps",
"/controls/flight/elevator-trim",
"/controls/flight/elevator-trim",
"/controls/gear/gear-down",
"/controls/gear/gear-down"
};
bool button_modup[8]={ true,true,false,false,false,false,false,false };
bool button_boolean[8]={ false,false,false,false,false,false,true,true };
float button_step[8]={ 1.0, 1.0, 0.34, -0.34, 0.001, -0.001, 0.0, 1.0 };
string button_repeat[8]={ "false", "false", "false", "false", "true", "true", "false", "false" };
void writeAxisXML(fstream &fs, int control, int axis) {
char axisline[16];
snprintf(axisline,16," <axis n=\"%d\">",axis);
fs << axisline << endl;
fs << " <desc>" << axes_humannames[control] << "</desc>" << endl;
if (half_range[control]) {
for (int i=0; i<=7; i++) {
fs << " <binding>" << endl;
fs << " <command>property-scale</command>" << endl;
char propertyline[256];
snprintf(propertyline,256,axes_propnames[control].c_str(),i);
fs << " <property>" << propertyline << "</property>" << endl;
fs << " <offset type=\"double\">-1.0</offset>" << endl;
fs << " <factor type=\"double\">-0.5</factor>" << endl;
fs << " </binding>" << endl;
}
} else if (repeatable[control]) {
fs << " <low>" << endl;
fs << " <repeatable>true</repeatable>" << endl;
fs << " <binding>" << endl;
fs << " <command>property-adjust</command>" << endl;
fs << " <property>" << axes_propnames[control] << "</property>" << endl;
if (invert[control]) {
fs << " <step type=\"double\">1.0</step>" << endl;
} else {
fs << " <step type=\"double\">-1.0</step>" << endl;
}
fs << " </binding>" << endl;
fs << " </low>" << endl;
fs << " <high>" << endl;
fs << " <repeatable>true</repeatable>" << endl;
fs << " <binding>" << endl;
fs << " <command>property-adjust</command>" << endl;
fs << " <property>" << axes_propnames[control] << "</property>" << endl;
if (invert[control]) {
fs << " <step type=\"double\">-1.0</step>" << endl;
} else {
fs << " <step type=\"double\">1.0</step>" << endl;
}
fs << " </binding>" << endl;
fs << " </high>" << endl;
} else {
fs << " <binding>" << endl;
fs << " <command>property-scale</command>" << endl;
fs << " <property>" << axes_propnames[control] << "</property>" << endl;
fs << " <dead-band type=\"double\">0.02</dead-band>" << endl;
fs << " <offset type=\"double\">0.0</offset>" << endl;
if (invert[control]) {
fs << " <factor type=\"double\">-1.0</factor>" << endl;
} else {
fs << " <factor type=\"double\">1.0</factor>" << endl;
}
fs << " </binding>" << endl;
}
fs << " </axis>" << endl << endl;
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}
void writeAxisProperties(fstream &fs, int control,int joystick, int axis) {
char jsDesc[80];
snprintf(jsDesc,80,"--prop:/input/joysticks/js[%d]/axis[%d]",joystick,axis);
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if( half_range[control] == true) {
for (int i=0; i<=7; i++) {
char bindno[64];
snprintf(bindno,64,"/binding[%d]",i);
char propertyline[256];
snprintf(propertyline,256,axes_propnames[control].c_str(),i);
fs << jsDesc << bindno << "/command=property-scale" << endl;
fs << jsDesc << bindno << "/property=" << propertyline << endl;
fs << jsDesc << bindno << "/offset=-1.0" << endl;
fs << jsDesc << bindno << "/factor=-0.5" << endl;
}
} else if (repeatable[control]) {
fs << jsDesc << "/low/repeatable=true" << endl;
fs << jsDesc << "/low/binding/command=property-adjust" << endl;
fs << jsDesc << "/low/binding/property=" << axes_propnames[control] << endl;
if (invert[control]) {
fs << jsDesc << "/low/binding/step=1.0" << endl;
} else {
fs << jsDesc << "/low/binding/step=-1.0" << endl;
}
fs << jsDesc << "/high/repeatable=true" << endl;
fs << jsDesc << "/high/binding/command=property-adjust" << endl;
fs << jsDesc << "/high/binding/property=" << axes_propnames[control] << endl;
if (invert[control]) {
fs << jsDesc << "/high/binding/step=-1.0" << endl;
} else {
fs << jsDesc << "/high/binding/step=1.0" << endl;
}
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} else {
fs << jsDesc << "/binding/command=property-scale" << endl;
fs << jsDesc << "/binding/property=" << axes_propnames[control] << endl;
fs << jsDesc << "/binding/dead-band=0.02" << endl;
fs << jsDesc << "/binding/offset=0.0" << endl;
if (invert[control]) {
fs << jsDesc << "/binding/factor=-1.0" << endl;
} else {
fs << jsDesc << "/binding/factor=1.0" << endl;
}
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}
fs << endl;
}
void writeButtonXML(fstream &fs, int property, int button) {
char buttonline[32];
snprintf(buttonline,32," <button n=\"%d\">",button);
fs << buttonline << endl;
if (property==-2) {
fs << " <desc>View Cycle</desc>" << endl;
fs << " <repeatable>false</repeatable>" << endl;
fs << " <binding>" << endl;
fs << " <command>view-cycle</command>" << endl;
fs << " <step type=\"double\">1</step>" << endl;
fs << " </binding>" << endl;
} else if (property==-1) {
fs << " <desc>Brakes</desc>" << endl;
fs << " <binding>" << endl;
fs << " <command>property-assign</command>" << endl;
fs << " <property>" << button_propnames[0] << "</property>" << endl;
fs << " <value type=\"double\">" << button_step[0] << "</value>" << endl;
fs << " </binding>" << endl;
fs << " <binding>" << endl;
fs << " <command>property-assign</command>" << endl;
fs << " <property>" << button_propnames[1] << "</property>" << endl;
fs << " <value type=\"double\">" << button_step[1] << "</value>" << endl;
fs << " </binding>" << endl;
fs << " <mod-up>" << endl;
fs << " <binding>" << endl;
fs << " <command>property-assign</command>" << endl;
fs << " <property>" << button_propnames[0] << "</property>" << endl;
fs << " <value type=\"double\">0</value>" << endl;
fs << " </binding>" << endl;
fs << " <binding>" << endl;
fs << " <command>property-assign</command>" << endl;
fs << " <property>" << button_propnames[1] << "</property>" << endl;
fs << " <value type=\"double\">0</value>" << endl;
fs << " </binding>" << endl;
fs << " </mod-up>" << endl;
} else {
fs << " <desc>" << button_humannames[property] << "</desc>" << endl;
if (button_modup[property]) {
fs << " <binding>" << endl;
fs << " <command>property-assign</command>" << endl;
fs << " <property>" << button_propnames[property] << "</property>" << endl;
fs << " <value type=\"double\">" << button_step[property] << "</value>" << endl;
fs << " </binding>" << endl;
fs << " <mod-up>" << endl;
fs << " <binding>" << endl;
fs << " <command>property-assign</command>" << endl;
fs << " <property>" << button_propnames[property] << "</property>" << endl;
fs << " <value type=\"double\">0</value>" << endl;
fs << " </binding>" << endl;
fs << " </mod-up>" << endl;
} else if (button_boolean[property]) {
fs << " <repeatable>" << button_repeat[property] << "</repeatable>" << endl;
fs << " <binding>" << endl;
fs << " <command>property-assign</command>" << endl;
fs << " <property>" << button_propnames[property] << "</property>" << endl;
fs << " <value type=\"bool\">";
if (button_step[property]==1) {
fs << "true";
} else {
fs << "false";
}
fs << "</value>" << endl;
fs << " </binding>" << endl;
} else {
fs << " <repeatable>" << button_repeat[property] << "</repeatable>" << endl;
fs << " <binding>" << endl;
fs << " <command>property-adjust</command>" << endl;
fs << " <property>" << button_propnames[property] << "</property>" << endl;
fs << " <step type=\"double\">" << button_step[property] << "</step>" << endl;
fs << " </binding>" << endl;
}
}
fs << " </button>" << endl << endl;
}
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void writeButtonProperties(fstream &fs, int property,int joystick, int button) {
char jsDesc[80];
snprintf(jsDesc,80,"--prop:/input/joysticks/js[%d]/button[%d]",joystick,button);
if (property==-1) {
fs << jsDesc << "/binding[0]/command=property-assign" << endl;
fs << jsDesc << "/binding[0]/property=" << button_propnames[0] << endl;
fs << jsDesc << "/binding[0]/value=" << button_step[0] << endl;
fs << jsDesc << "/binding[1]/command=property-assign" << endl;
fs << jsDesc << "/binding[1]/property=" << button_propnames[1] << endl;
fs << jsDesc << "/binding[1]/value=" << button_step[1] << endl;
fs << jsDesc << "/mod-up/binding[0]/command=property-assign" << endl;
fs << jsDesc << "/mod-up/binding[0]/property=" << button_propnames[0] << endl;
fs << jsDesc << "/mod-up/binding[0]/value=0" << endl;
fs << jsDesc << "/mod-up/binding[1]/command=property-assign" << endl;
fs << jsDesc << "/mod-up/binding[1]/property=" << button_propnames[1] << endl;
fs << jsDesc << "/mod-up/binding[1]/value=0" << endl;
fs << endl;
} else if (button_modup[property]) {
fs << jsDesc << "/binding/command=property-assign" << endl;
fs << jsDesc << "/binding/property=" << button_propnames[property] << endl;
fs << jsDesc << "/binding/value=" << button_step[property] << endl;
fs << jsDesc << "/mod-up/binding/command=property-assign" << endl;
fs << jsDesc << "/mod-up/binding/property=" << button_propnames[property] << endl;
fs << jsDesc << "/mod-up/binding/value=0" << endl;
fs << endl;
} else if (button_boolean[property]) {
fs << jsDesc << "/repeatable=" << button_repeat[property] << endl;
fs << jsDesc << "/binding/command=property-assign" << endl;
fs << jsDesc << "/binding/property=" << button_propnames[property] << endl;
fs << jsDesc << "/binding/value=";
if (button_step[property]==1) {
fs << "true";
} else {
fs << "false";
}
fs << endl << endl;
} else {
fs << jsDesc << "/repeatable=" << button_repeat[property] << endl;
fs << jsDesc << "/binding/command=property-adjust" << endl;
fs << jsDesc << "/binding/property=" << button_propnames[property] << endl;
fs << jsDesc << "/binding/step=" << button_step[property] << endl;
fs << endl;
}
}
int main( int argc, char *argv[] ) {
bool usexml=true;
float deadband=0;
char answer[128];
int btninit=-2;
for (int i=1; i<argc; i++) {
if (strcmp("--help",argv[i])==0) {
cout << "Usage:" << endl;
cout << " --help\t\t\tShow this help" << endl;
cout << " --prop\t\t\tOutput property list" << endl;
cout << " --xml\t\t\t\tOutput xml (default)" << endl;
cout << " --deadband <float>\t\tSet deadband (for this program only, useful" << endl;
cout << "\t\t\t\tfor 'twitchy' joysticks)" << endl;
exit(0);
} else if (strcmp("--prop",argv[i])==0) {
usexml=false;
btninit=-1;
} else if (strcmp("--deadband",argv[i])==0) {
i++;
deadband=atoi(argv[i]);
cout << "Deadband set to " << argv[i] << endl;
} else if (strcmp("--xml",argv[i])!=0) {
cout << "Unknown option \"" << argv[i] << "\"" << endl;
exit(0);
}
}
jsInit();
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jsSuper *jss=new jsSuper();
jsInput *jsi=new jsInput(jss);
jsi->displayValues(false);
int control=0;
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cout << "Found " << jss->getNumJoysticks() << " joystick(s)" << endl;
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if(jss->getNumJoysticks() <= 0) {
cout << "Can't find any joysticks ..." << endl;
exit(1);
}
fstream fs;
fstream xfs[jss->getNumJoysticks()];
if (!usexml) {
fs.open("fgfsrc.js",ios::out);
}
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jss->firstJoystick();
do {
cout << "Joystick #" << jss->getCurrentJoystickId()
<< " \"" << jss->getJoystick()->getName() << "\" has "
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<< jss->getJoystick()->getNumAxes() << " axes" << endl;
for (int i=0; i<jss->getJoystick()->getNumAxes(); i++) {
jss->getJoystick()->setDeadBand(i,deadband);
}
if (usexml) {
char filename[16];
snprintf(filename,16,"js%i.xml",jss->getCurrentJoystickId());
xfs[jss->getCurrentJoystickId()].open(filename,ios::out);
xfs[jss->getCurrentJoystickId()] << "<?xml version=\"1.0\" ?>" << endl
<< endl << "<PropertyList>" << endl << endl << " <name>"
<< jss->getJoystick()->getName() << "</name>" << endl << endl;
}
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} while( jss->nextJoystick() );
for(control=0;control<=7;control++) {
cout << "Move the control you wish to use for " << axes_humannames[control]
<< endl;
fflush( stdout );
jsi->getInput();
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if(jsi->getInputAxis() != -1) {
cout << endl << "Assigned axis " << jsi->getInputAxis()
<< " on joystick " << jsi->getInputJoystick()
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<< " to control " << axes_humannames[control]
<< endl;
bool badanswer=true;
do {
cout << "Is this correct? (y/n) $ ";
cin >> answer;
if ((strcmp(answer,"y")==0) || (strcmp(answer,"n")==0)) { badanswer=false; }
} while (badanswer);
if (strcmp(answer,"n")==0) {
control--;
} else {
if (usexml) {
writeAxisXML( xfs[jsi->getInputJoystick()], control, jsi->getInputAxis() );
} else {
writeAxisProperties( fs, control, jsi->getInputJoystick(), jsi->getInputAxis() );
}
}
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} else {
cout << "Skipping control" << endl;
bool badanswer=true;
do {
cout << "Is this correct? (y/n) $ ";
cin >> answer;
if ((strcmp(answer,"y")==0) || (strcmp(answer,"n")==0)) { badanswer=false; }
} while (badanswer);
if (strcmp(answer,"n")==0) { control--; }
}
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cout << endl;
}
for(control=btninit;control<=7;control++) {
if ( control == -2 ) {
cout << "Press the button you wish to use for View Cycle" << endl;
} else if ( control == -1 ) {
cout << "Press the button you wish to use for Brakes" << endl;
} else {
cout << "Press the button you wish to use for " << button_humannames[control] << endl;
}
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fflush( stdout );
jsi->getInput();
if(jsi->getInputButton() != -1) {
cout << endl << "Assigned button " << jsi->getInputButton()
<< " on joystick " << jsi->getInputJoystick()
<< " to control ";
if ( control == -2 ) { cout << "View Cycle" << endl; }
else if ( control == -1 ) { cout << "Brakes" << endl; }
else { cout << button_humannames[control] << endl; }
bool badanswer=true;
do {
cout << "Is this correct? (y/n) $ ";
cin >> answer;
if ((strcmp(answer,"y")==0) || (strcmp(answer,"n")==0)) { badanswer=false; }
} while (badanswer);
if (strcmp(answer,"n")==0) {
control--;
} else {
if (usexml) {
writeButtonXML( xfs[jsi->getInputJoystick()], control, jsi->getInputButton() );
} else {
writeButtonProperties( fs, control, jsi->getInputJoystick(), jsi->getInputButton() );
}
}
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} else {
cout << "Skipping control" << endl;
bool badanswer=true;
do {
cout << "Is this correct? (y/n) $ ";
cin >> answer;
if ((strcmp(answer,"y")==0) || (strcmp(answer,"n")==0)) { badanswer=false; }
} while (badanswer);
if (strcmp(answer,"n")==0) { control--; }
}
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cout << endl;
}
if (usexml) {
for (int i=0; i<jss->getNumJoysticks(); i++) {
xfs[i] << "</PropertyList>" << endl << endl << "<!-- end of joystick.xml -->" << endl;
xfs[i].close();
}
} else {
fs.close();
}
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delete jsi;
delete jss;
cout << "Your joystick settings are in ";
if (usexml) {
cout << "js0.xml, js1.xml, etc. depending on how many" << endl << "devices you have." << endl;
} else {
cout << "fgfsrc.js" << endl;
}
cout << endl << "Check and edit as desired. Once you are happy," << endl;
if (usexml) {
cout << "move relevant js<n>.xml files to $FG_ROOT/Input/Joysticks/ (if you didn't use" << endl
<< "an attached controller, you don't need to move the corresponding file)" << endl;
} else {
cout << "append its contents to your .fgfsrc or system.fgfsrc" << endl;
}
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return 1;
}