98 lines
2.2 KiB
Text
98 lines
2.2 KiB
Text
# Damped G value - starts at 1.
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var GDamped = 1.0;
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var previousG = 1.0;
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var running_compression = 0;
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var fdm = "jsb";
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var compression_rate = nil;
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var internal = nil;
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var lp_black = nil;
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var lp_red = nil;
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var run = func {
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if (running_compression)
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{
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var GCurrent = 1.0;
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if (fdm == "jsb")
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{
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GCurrent = getprop("/accelerations/pilot/z-accel-fps_sec");
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if (GCurrent != nil) GCurrent = - GCurrent / 32;
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}
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else
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{
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GCurrent = getprop("/accelerations/pilot-g[0]");
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}
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if (GCurrent == nil)
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{
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GCurrent = 1.0;
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}
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# Updated the GDamped using a filter.
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if (GDamped < 0)
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{
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# Redout happens faster and clears quicker
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GDamped = lp_red.filter(GCurrent);
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}
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else
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{
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GDamped = lp_black.filter(GCurrent);
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}
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setprop("/accelerations/pilot-gdamped", GDamped);
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if (internal)
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{
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if (running_compression)
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{
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# Apply any compression due to G-forces
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if (GDamped != previousG)
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{
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var current_y_offset = getprop("/sim/current-view/y-offset-m");
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setprop("/sim/current-view/y-offset-m", current_y_offset - (GDamped - previousG) * compression_rate);
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previousG = GDamped;
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}
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}
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}
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settimer(run, 0);
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}
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}
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var fdm_init_listener = _setlistener("/sim/signals/fdm-initialized",
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func {
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removelistener(fdm_init_listener); # uninstall, so we're only called once
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fdm = getprop("/sim/flight-model");
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running_compression = getprop("/sim/rendering/headshake/enabled");
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internal = getprop("/sim/current-view/internal");
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lp_black = aircraft.lowpass.new(0.2);
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lp_red = aircraft.lowpass.new(0.25);
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setlistener("/sim/current-view/internal", func(n) {
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internal = n.getBoolValue();
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});
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setlistener("/sim/rendering/headshake/rate-m-g", func(n) {
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compression_rate = n.getValue();
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}, 1);
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setlistener("/sim/rendering/headshake/enabled", func(n) {
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if ((running_compression == 0) and n.getBoolValue())
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{
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running_compression = 1;
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# start new timer now
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run();
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}
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else
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{
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running_compression = n.getBoolValue();
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}
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}, 1);
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# Now we've set up the listeners (which will have triggered), run it.
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run();
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}
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);
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