72 lines
2.2 KiB
Text
72 lines
2.2 KiB
Text
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#############################################################################
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#
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# Simple sequenced ATC background chatter function
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#
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# Written by Curtis Olson
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# Started 8 Jan 2006.
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#
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#############################################################################
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#############################################################################
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# Global shared variables
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#############################################################################
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fg_root = "";
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chatter = "UK";
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chatter_dir = "";
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chatter_index = 2;
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chatter_size = 0;
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chatter_list = 0;
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#############################################################################
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# Use tha nasal timer to call the initialization function once the sim is
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# up and running
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#############################################################################
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CHATTER_INIT = func {
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# default values
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fg_root = getprop("/sim/fg-root");
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chatter_dir = sprintf("%s/ATC/Chatter/%s", fg_root, chatter);
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chatter_list = directory( chatter_dir );
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chatter_size = size(chatter_list);
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chatter_index = int( chatter_size * rand() );
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}
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settimer(CHATTER_INIT, 0);
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#############################################################################
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# main update function to be called each frame
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#############################################################################
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chatter_update = func {
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if ( chatter_index >= chatter_size ) {
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chatter_index = 2;
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}
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print("update atc chatter ", chatter_list[chatter_index] );
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tmpl = { path : chatter_dir, file : chatter_list[chatter_index] };
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if ( getprop("/sim/sound/atc-chatter") ) {
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# go through the motions, but only schedule the message to play
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# if atc-chatter is enabled.
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fgcommand("play-audio-message", props.Node.new(tmpl) );
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}
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chatter_index = chatter_index + 1;
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nextChatter();
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}
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#############################################################################
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# Use tha nasal timer to update every 10 seconds
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#############################################################################
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nextChatter = func {
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# schedule next message in next 10-30 seconds so we have a bit
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# of a random pacing
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settimer(chatter_update, 10 + int(rand() * 20) );
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}
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nextChatter();
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