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- make the limiter a tad faster

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- fix comment
This commit is contained in:
mfranz 2008-04-21 21:39:45 +00:00
parent 94dbbb8eac
commit efaeff5180
1 changed files with 11 additions and 11 deletions
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22
Nasal/view.nas
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@ -172,7 +172,7 @@ var default_handler = {
# View manager. Administrates optional Nasal view handlers.
# Usage: view.manager.register(<view-id>, <view-handler>);
#
# view-id: the view's name, e.g. "Chase View"
# view-id: the view's name (e.g. "Chase View") or index number
# view-handler: a hash with any combination of the functions listed in the
# following example, or none at all. Only define the interface
# functions that you really need! The hash may contain local
@ -239,7 +239,7 @@ var manager = {
},
_loop_ : func(id) {
id == me.loopid or return;
settimer(func { me._loop_(id) }, me.current.handler.update());
settimer(func { me._loop_(id) }, me.current.handler.update() or 0);
},
};
@ -330,22 +330,22 @@ var pilot_view_limiter = {
me.hdgN = props.globals.getNode("/sim/current-view/heading-offset-deg");
me.xoffsetN = props.globals.getNode("/sim/current-view/x-offset-m");
me.xoffset_lowpass = aircraft.lowpass.new(0.1);
me.old_offset = 0;
me.last_offset = 0;
},
start : func {
var limits = current.getNode("config/limits", 1);
me.left = {
heading_max : abs(limits.getNode("left/heading-max-deg", 1).getValue() or 1000),
xoffset_max : abs(limits.getNode("left/x-offset-max-m", 1).getValue() or 0),
threshold : abs(limits.getNode("left/x-offset-threshold-deg", 1).getValue() or 0),
xoffset_max : abs(limits.getNode("left/x-offset-max-m", 1).getValue() or 0),
};
me.right = {
heading_max : -abs(limits.getNode("right/heading-max-deg", 1).getValue() or 1000),
xoffset_max : -abs(limits.getNode("right/x-offset-max-m", 1).getValue() or 0),
threshold : -abs(limits.getNode("right/x-offset-threshold-deg", 1).getValue() or 0),
xoffset_max : -abs(limits.getNode("right/x-offset-max-m", 1).getValue() or 0),
};
me.left.range = me.left.heading_max - me.left.threshold;
me.right.range = me.right.heading_max - me.right.threshold;
me.left.scale = me.left.xoffset_max / (me.left.heading_max - me.left.threshold);
me.right.scale = me.right.xoffset_max / (me.right.heading_max - me.right.threshold);
me.last_hdg = normdeg(me.hdgN.getValue());
me.enable_xoffset = me.right.xoffset_max > 0.001 or me.left.xoffset_max > 0.001;
},
@ -363,13 +363,13 @@ var pilot_view_limiter = {
if (me.enable_xoffset) {
var offset = 0;
if (hdg > me.left.threshold)
offset = me.left.xoffset_max * (me.left.threshold - hdg) / me.left.range;
offset = (me.left.threshold - hdg) * me.left.scale;
elsif (hdg < me.right.threshold)
offset = me.right.xoffset_max * (me.right.threshold - hdg) / me.right.range;
offset = (me.right.threshold - hdg) * me.right.scale;
var new_offset = me.xoffset_lowpass.filter(offset);
me.xoffsetN.setDoubleValue(me.xoffsetN.getValue() - me.old_offset + new_offset);
me.old_offset = new_offset;
me.xoffsetN.setDoubleValue(me.xoffsetN.getValue() - me.last_offset + new_offset);
me.last_offset = new_offset;
}
return 0;
},