warthog: support multiple overlay files; stick rotate; read hw state
This commit is contained in:
Melchior FRANZ
parent
0e321472d0
commit
a957cf9797
5 changed files with 109 additions and 21 deletions
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@ -16,9 +16,11 @@ by the contents of property "x":
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- generic.xml
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- helicopter.xml (only helicopters)
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- </sim/type>.xml (some aircraft set this property to "seaplane")
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- </input/joysticks/overlay>.xml (not used by the system; meant to
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- </input/joysticks/overlays>.xml (not used by the system; meant to
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be set on the command line or in wrapper scripts,
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for example: --prop:input/joysticks/overlay=modern_jet)
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for example: --prop:input/joysticks/overlays=modern_jet;
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accepts a single overlay file name -- withtout extension --
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or a list of names separated by colon ":")
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- </sim/aircraft>.xml (aircraft name, for example "harrier.xml")
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@ -37,6 +39,15 @@ and variables.
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Standard overlay files:
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- stick_rotate: rotates stick X/Y axis by given angle. Apparently desired
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by some users who have the stick between their knees and want to move it
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in a more natural fashion. Usage:
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fgfs --prop:input/joysticks/overlays=stick_rotate --prop:d:input/joysticks/stick-angle=15
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Joystick configuration from within FlightGear under Linux:
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54
Input/Joysticks/ThrustMaster/Warthog/Stick/stick_rotate.xml
Normal file
54
Input/Joysticks/ThrustMaster/Warthog/Stick/stick_rotate.xml
Normal file
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@ -0,0 +1,54 @@
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<?xml version="1.0"?>
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<!--
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Overlay that rotates the stick angle.
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Copyright (c) 2011 Melchior FRANZ mfranz # aon : at
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Usage: fgfs ~~prop:input/joysticks/overlays=stick_rotate ~~prop:d:input/joysticks/stick-angle=15
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-->
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<PropertyList>
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<nasal>
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<script>
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var stick = {
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init: func {
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me.x = me.y = 0;
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jslistener("/input/joysticks/stick-angle", func(n) {
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me.angle = n.getValue() * D2R;
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me.sin = math.sin(me.angle);
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me.cos = math.cos(me.angle);
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}, 1);
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},
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value: func cmdarg().getNode("setting").getValue(),
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setx: func {
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me.x = me.value();
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me.update();
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},
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sety: func {
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me.y = -me.value();
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me.update();
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},
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update: func {
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setprop("/controls/flight/aileron", me.x * me.cos + me.y * me.sin);
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setprop("/controls/flight/elevator", me.y * me.cos - me.x * me.sin);
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},
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};
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stick.init();
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</script>
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</nasal>
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<axis n="0">
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<tolerance>0.00001</tolerance>
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<binding>
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<command>nasal</command>
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<script>stick.setx()</script>
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</binding>
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</axis>
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<axis n="1">
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<tolerance>0.00001</tolerance>
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<binding>
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<command>nasal</command>
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<script>stick.sety()</script>
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</binding>
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</axis>
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</PropertyList>
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@ -24,7 +24,6 @@
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var popup = func gui.popupTip(call(sprintf, arg));
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var is_helicopter = (func {(var n = props.globals.getNode("rotors", 0)) != nil and n.getAttribute("children")})();
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var aircraft_type = getprop("/sim/type");
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var overlay = getprop("/input/joysticks/overlay");
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var load_overlay = func(name) {
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foreach (var dir; [getprop("/sim/fg-home"), getprop("/sim/fg-root")]) {
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@ -66,8 +65,8 @@
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load_overlay("helicopter");
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if (aircraft_type)
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load_overlay(aircraft_type);
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if (overlay)
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load_overlay(overlay);
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foreach (var o; split(":", getprop("/input/joysticks/overlays") or ""))
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load_overlay(o);
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load_overlay(getprop("/sim/aircraft"));
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</script>
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</nasal>
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@ -19,7 +19,6 @@
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var popup = func gui.popupTip(call(sprintf, arg));
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var is_helicopter = (func {(var n = props.globals.getNode("rotors", 0)) != nil and n.getAttribute("children")})();
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var aircraft_type = getprop("/sim/type");
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var overlay = getprop("/input/joysticks/overlay");
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var load_overlay = func(name) {
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foreach (var dir; [getprop("/sim/fg-home"), getprop("/sim/fg-root")]) {
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@ -65,8 +64,8 @@
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load_overlay("helicopter");
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if (aircraft_type)
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load_overlay(aircraft_type);
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if (overlay)
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load_overlay(overlay);
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foreach (var o; split(":", getprop("/input/joysticks/overlays") or ""))
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load_overlay(o);
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load_overlay(getprop("/sim/aircraft"));
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</script>
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</nasal>
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@ -1,61 +1,86 @@
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# Hardware Interface (currently Linux/HIDRAW-only; see README)
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# Hardware Interface (currently Linux/HIDRAW-only)
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# see README and http://members.aon.at/mfranz/warthog.html
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if (io.stat("/dev/input") != nil and io.stat("/dev/input/hidraw") == nil) {
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print("warthog: read file $FG_ROOT/Input/Joysticks/ThrustMaster/Warthog/README");
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print(" for how to enable FlightGear to set backlight and LEDs etc.");
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}
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var device = {
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new: func(path, bufsize) {
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var m = { parents: [device] };
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m.path = path;
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m.bufsize = bufsize;
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m.leds = 0;
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m.bright = 0;
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m.data = bits.buf(m.bufsize);
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var stat = io.stat(m.path);
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if (stat == nil or stat[11] != "chr")
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m.send = func { nil };
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m.send = m.receive = func {};
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return m;
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},
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send: func {
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var buf = bits.buf(me.bufsize);
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buf[0] = 1;
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forindex (var i; arg)
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buf[i + 1] = arg[i];
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buf[i] = arg[i];
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var file = io.open(me.path, "wb");
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io.write(file, buf);
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io.close(file);
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},
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receive: func {
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var file = io.open(me.path, "rb");
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io.read(file, me.data, me.bufsize);
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io.close(file);
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},
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};
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var joystick = {
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parents: [device.new("/dev/input/hidraw/Thustmaster_Joystick_-_HOTAS_Warthog", 12)],
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init: func {
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me.receive();
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},
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};
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var throttle = {
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parents: [device.new("/dev/input/hidraw/Thrustmaster_Throttle_-_HOTAS_Warthog", 36)],
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init: func {
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me.receive();
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me.leds = me.data[26];
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me.brightness = me.data[27];
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},
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set_leds: func(state, which...) { # on/off, list of leds (0: background, 1-5)
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var leds = me.leds;
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foreach (var w; which)
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me.leds = bits.switch(me.leds, me._ledmap[w], state);
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me.send(6, me.leds, me.bright);
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if (me.leds != leds)
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me.send(1, 6, me.leds, me.brightness);
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},
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toggle_leds: func(which...) {
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foreach (var w; which)
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me.leds = bits.toggle(me.leds, me._ledmap[w]);
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me.send(6, me.leds, me.bright);
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me.send(1, 6, me.leds, me.brightness);
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},
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set_brightness: func(v) { # clamped to [0,5], where 0 is off and 5 is bright
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me.send(6, me.leds, me.bright = v < 0 ? 0 : v > 5 ? 5 : v);
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if (v != me.brightness)
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me.send(1, 6, me.leds, me.brightness = v < 0 ? 0 : v > 5 ? 5 : v);
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},
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brighter: func {
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me.leds = bits.set(me.leds, me._ledmap[0]);
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me.set_brightness(me.bright + 1);
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me.set_brightness(me.brightness + 1);
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},
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darker: func {
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me.leds = bits.set(me.leds, me._ledmap[0]);
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me.set_brightness(me.bright - 1);
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me.set_brightness(me.brightness - 1);
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},
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_ledmap: {0: 3, 1: 2, 2: 1, 3: 4, 4: 0, 5: 6},
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};
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joystick.init();
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throttle.init(); # read configuration
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throttle.set_brightness(1); # LEDs dark (but on)
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throttle.set_leds(1, 0); # backlight on
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setlistener("/sim/signals/exit", func throttle.set_leds(0, 1, 2, 3, 4, 5), 1); # other LEDs off (now and at exit)
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