600 lines
16 KiB
Text
600 lines
16 KiB
Text
###########################################################
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# Earthview orbital rendering
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###########################################################
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var lightning_table = [];
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var entry = [2.85, 30.28, 0.35, 0.045];
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append(lightning_table, entry);
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entry = [9.3,8.0,0.1, 0.105];
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append(lightning_table, entry);
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entry = [6.0, -72.0, 0.2, 0.09];
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append(lightning_table, entry);
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entry = [30.89, -112.0, 0.72, 0.34];
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append(lightning_table, entry);
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var check_lightning_table = func (lat, lon) {
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for (var i=0; i< size(lightning_table); i=i+1)
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{
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if (math.abs(lat - lightning_table[i][0]) < 15.0)
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{
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if (math.abs(lon - lightning_table[i][1]) < 15.0)
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{
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return i;
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}
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}
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}
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return -1;
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}
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var start = func() {
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if (earthview_running_flag ==1) {return;}
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earthview_running_flag = 1;
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var lat = getprop("/position/latitude-deg");
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var lon = getprop("/position/longitude-deg");
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# define the tile centers
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center_N1 = geo.Coord.new();
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center_N2 = geo.Coord.new();
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center_N3 = geo.Coord.new();
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center_N4 = geo.Coord.new();
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center_S1 = geo.Coord.new();
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center_S2 = geo.Coord.new();
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center_S3 = geo.Coord.new();
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center_S4 = geo.Coord.new();
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center_N1.set_latlon(45.0, -135.0);
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center_N2.set_latlon(45.0, -45.0);
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center_N3.set_latlon(45.0, 45.0);
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center_N4.set_latlon(45.0, 135.0);
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center_S1.set_latlon(-45.0, -135.0);
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center_S2.set_latlon(-45.0, -45.0);
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center_S3.set_latlon(-45.0, 45.0);
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center_S4.set_latlon(-45.0, 135.0);
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# determine which tiles to show
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var shuttle_pos = geo.aircraft_position();
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if (0==1){
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print(shuttle_pos.distance_to(center_N1)/1000.0);
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print(shuttle_pos.distance_to(center_N2)/1000.0);
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print(shuttle_pos.distance_to(center_N3)/1000.0);
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print(shuttle_pos.distance_to(center_N4)/1000.0);
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print(shuttle_pos.distance_to(center_S1)/1000.0);
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print(shuttle_pos.distance_to(center_S2)/1000.0);
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print(shuttle_pos.distance_to(center_S3)/1000.0);
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print(shuttle_pos.distance_to(center_S4)/1000.0);
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}
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setprop("/earthview/show-n1", 0);
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setprop("/earthview/show-n2", 0);
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setprop("/earthview/show-n3", 0);
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setprop("/earthview/show-n4", 0);
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setprop("/earthview/show-s1", 0);
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setprop("/earthview/show-s2", 0);
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setprop("/earthview/show-s3", 0);
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setprop("/earthview/show-s4", 0);
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aurora_model.node = earthview.place_earth_model("Models/Astro/aurora.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);
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# set Basic Weather off
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props.globals.getNode("/environment/config/enabled").setBoolValue(0);
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props.globals.getNode("/environment/params/metar-updates-environment").setBoolValue(0);
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# set some reasonable defaults
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setprop("/environment/visibility-m", 80000.0);
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setprop("/sim/rendering/mie", 0.0);
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setprop("/sim/rendering/rayleigh", 0.00002);
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setprop("/sim/rendering/dome-density", 1.0);
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setprop("/earthview/shade-effect", 0.5);
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earth_model.l1 = setlistener("/earthview/show-n1", func(n) {load_sector (1, n);},0,0);
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earth_model.l2 = setlistener("/earthview/show-n2", func(n) {load_sector (2, n);},0,0);
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earth_model.l3 = setlistener("/earthview/show-n3", func(n) {load_sector (3, n);},0,0);
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earth_model.l4 = setlistener("/earthview/show-n4", func(n) {load_sector (4, n);},0,0);
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earth_model.l5 = setlistener("/earthview/show-s1", func(n) {load_sector (5, n);},0,0);
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earth_model.l6 = setlistener("/earthview/show-s2", func(n) {load_sector (6, n);},0,0);
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earth_model.l7 = setlistener("/earthview/show-s3", func(n) {load_sector (7, n);},0,0);
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earth_model.l8 = setlistener("/earthview/show-s4", func(n) {load_sector (8, n);},0,0);
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control_loop();
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slow_loop();
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}
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var stop = func () {
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#earth_model.node.remove();
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#cloudsphere_model.node.remove();
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aurora_model.node.remove();
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setprop("/earthview/control_loop_flag",0);
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# unload tiles not loaded via listeners
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if (cloudsphere_rotated_flag == 1)
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{clear_cloud_tiles();}
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# unlock rotation flag to allow downloading of distance-managed tiles
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cloudsphere_rotated_flag = 0;
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setprop("/earthview/cloudsphere-angle",0.0);
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setprop("/earthview/show-n1", 0);
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setprop("/earthview/show-n2", 0);
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setprop("/earthview/show-n3", 0);
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setprop("/earthview/show-n4", 0);
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setprop("/earthview/show-s1", 0);
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setprop("/earthview/show-s2", 0);
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setprop("/earthview/show-s3", 0);
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setprop("/earthview/show-s4", 0);
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settimer( func {
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removelistener(earth_model.l1);
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removelistener(earth_model.l2);
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removelistener(earth_model.l3);
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removelistener(earth_model.l4);
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removelistener(earth_model.l5);
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removelistener(earth_model.l6);
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removelistener(earth_model.l7);
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removelistener(earth_model.l8);
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}, 1.0);
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earthview_running_flag = 0;
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}
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var place_earth_model = func(path, lat, lon, alt, heading, pitch, roll) {
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var m = props.globals.getNode("models", 1);
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for (var i = 0; 1; i += 1)
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if (m.getChild("model", i, 0) == nil)
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break;
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var model = m.getChild("model", i, 1);
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var R1 = 5800000.0;
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var R2 = 58000.0;
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var altitude1 = getprop("/position/altitude-ft");
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var altitude2 = R2/R1 * altitude1;
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var model_alt = altitude1 - altitude2 - R2 * m_to_ft;
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setprop("/earthview/latitude-deg", lat);
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setprop("/earthview/longitude-deg", lon);
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setprop("/earthview/elevation-ft", model_alt);
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setprop("/earthview/heading-deg", heading);
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setprop("/earthview/pitch-deg", pitch);
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setprop("/earthview/roll-deg", roll);
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setprop("/earthview/yaw-deg", 0.0);
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var eview = props.globals.getNode("earthview", 1);
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var latN = eview.getNode("latitude-deg",1);
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var lonN = eview.getNode("longitude-deg",1);
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var altN = eview.getNode("elevation-ft",1);
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var headN = eview.getNode("heading-deg",1);
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var pitchN = eview.getNode("pitch-deg",1);
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var rollN = eview.getNode("roll-deg",1);
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model.getNode("path", 1).setValue(path);
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model.getNode("latitude-deg-prop", 1).setValue(latN.getPath());
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model.getNode("longitude-deg-prop", 1).setValue(lonN.getPath());
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model.getNode("elevation-ft-prop", 1).setValue(altN.getPath());
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model.getNode("heading-deg-prop", 1).setValue(headN.getPath());
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model.getNode("pitch-deg-prop", 1).setValue(pitchN.getPath());
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model.getNode("roll-deg-prop", 1).setValue(rollN.getPath());
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model.getNode("load", 1).remove();
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setprop("/earthview/heading-deg",90);
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setprop("/earthview/control_loop_flag",1);
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return model;
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}
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var control_loop = func {
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if (earthview_running_flag == 0) {return;}
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var R1 = 5800000.0;
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var R2 = 58000.0;
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var range_base = 7000000;
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var altitude1 = getprop("/position/altitude-ft");
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var altitude2 = R2/R1 * altitude1;
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var model_alt = altitude1 - altitude2 - R2 * m_to_ft;
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var horizon = math.sqrt(2.0 * R1 * altitude1 * ft_to_m );
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if (horizon > 5000000.0) {horizon = 5000000.0;}
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setprop("/earthview/horizon-km", horizon/1000.0);
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setprop("/earthview/elevation-ft", model_alt);
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var lat = getprop("/position/latitude-deg");
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var lon = getprop("/position/longitude-deg");
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setprop("/earthview/latitude-deg", lat);
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setprop("/earthview/longitude-deg", lon);
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setprop("/earthview/roll-deg", -(90-lat));
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setprop("/earthview/yaw-deg", -lon);
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var shuttle_pos = geo.aircraft_position();
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if (shuttle_pos.distance_to(center_N1) > range_base + horizon)
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{setprop("/earthview/show-n1", 0);}
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else {setprop("/earthview/show-n1", 1);}
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if (shuttle_pos.distance_to(center_N2) > range_base + horizon)
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{setprop("/earthview/show-n2", 0);}
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else {setprop("/earthview/show-n2", 1);}
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if (shuttle_pos.distance_to(center_N3) > range_base + horizon)
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{setprop("/earthview/show-n3", 0);}
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else {setprop("/earthview/show-n3", 1);}
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if (shuttle_pos.distance_to(center_N4) > range_base + horizon)
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{setprop("/earthview/show-n4", 0);}
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else {setprop("/earthview/show-n4", 1);}
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if (shuttle_pos.distance_to(center_S1) > range_base + horizon)
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{setprop("/earthview/show-s1", 0);}
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else {setprop("/earthview/show-s1", 1);}
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if (shuttle_pos.distance_to(center_S2) > range_base + horizon)
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{setprop("/earthview/show-s2", 0);}
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else {setprop("/earthview/show-s2", 1);}
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if (shuttle_pos.distance_to(center_S3) > range_base + horizon)
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{setprop("/earthview/show-s3", 0);}
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else {setprop("/earthview/show-s3", 1);}
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if (shuttle_pos.distance_to(center_S4) > range_base + horizon)
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{setprop("/earthview/show-s4", 0);}
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else {setprop("/earthview/show-s4", 1);}
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# now set scattering paramaters
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if (getprop("/earthview/mrd-flag") == 1)
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{
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var rayleigh = 0.0002;
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var mie = 0.001;
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var density = 1.0;
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if (altitude1 < 300000.0)
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{
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setprop("/sim/rendering/rayleigh",rayleigh);
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setprop("/sim/rendering/mie",mie);
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setprop("/sim/rendering/dome-density",density);
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}
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else if (altitude1 < 650000.0)
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{
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rayleigh = rayleigh - 0.00018 * (altitude1-300000.0)/350000.0;
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mie = mie - 0.001 * (altitude1-300000.0)/350000.0;
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density = 1.0;
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setprop("/sim/rendering/rayleigh",rayleigh);
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setprop("/sim/rendering/mie",mie);
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setprop("/sim/rendering/dome-density",density);
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}
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else
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{
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rayleigh = 0.00002;
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mie = 0.0;
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density = 1.0;
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setprop("/sim/rendering/rayleigh",rayleigh);
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setprop("/sim/rendering/mie",mie);
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setprop("/sim/rendering/dome-density",density);
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}
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}
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if (getprop("/earthview/control_loop_flag") ==1) {settimer( func {control_loop(); },0);}
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}
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var slow_loop = func {
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if (earthview_running_flag == 0) {return;}
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# thunderstorms
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var lat = getprop("/position/latitude-deg");
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var lon = getprop("/position/longitude-deg") + getprop("/earthview/cloudsphere-angle");
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var index = check_lightning_table(lat, lon);
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if (index > -1)
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{
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rn = rand();
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if (rn < 0.3)
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{
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var roi_x_base = lightning_table[index][2];
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var roi_y_base = lightning_table[index][3];
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var rn = 0.005 * (2.0 * rand() - 0.5);
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setprop("/earthview/roi-x1", roi_x_base + rn);
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rn = 0.005 * (2.0 * rand() - 0.5);
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setprop("/earthview/roi-y1", roi_y_base + rn);
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lightning_strike();
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}
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}
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if (getprop("/earthview/control_loop_flag") ==1) {settimer( func {slow_loop(); },1.0);}
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}
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var lightning_strike = func {
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var rn = rand();
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var repeat = 1;
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if (rn > 0.5) {repeat = 2;}
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var duration = 0.1 + 0.1 * rand();
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var strength = 0.5 + 1.0 * rand();
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setprop("/earthview/lightning", strength);
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settimer( func{ setprop("/earthview/lightning", 0.0);}, duration);
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var duration1 = 0.1 + 0.1 * rand();
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if (repeat == 2)
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{
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settimer( func{ setprop("/earthview/lightning", strength);}, duration + 0.1);
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settimer( func{ setprop("/earthview/lightning", 0.0);}, duration + 0.1 + duration1);
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}
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}
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# rotate position of cloud tiles
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var adjust_cloud_tiles = func {
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# we need to load all cloud tiles if we want to rotate the cloudsphere
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if (getprop("/earthview/cloudsphere-angle") > 0.0)
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{
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if (cloudsphere_rotated_flag == 0)
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{
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var lat = getprop("/position/latitude-deg");
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var lon = getprop("/position/longitude-deg");
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if (getprop("/earthview/show-n1") == 0)
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{cloudsphere_model.node1 = place_earth_model("Models/Astro/clouds_N1.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);}
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if (getprop("/earthview/show-n2") == 0)
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{cloudsphere_model.node2 = place_earth_model("Models/Astro/clouds_N2.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);}
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if (getprop("/earthview/show-n3") == 0)
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{cloudsphere_model.node3 = place_earth_model("Models/Astro/clouds_N3.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);}
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if (getprop("/earthview/show-n4") == 0)
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{cloudsphere_model.node4 = place_earth_model("Models/Astro/clouds_N4.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);}
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if (getprop("/earthview/show-s1") == 0)
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{cloudsphere_model.node5 = place_earth_model("Models/Astro/clouds_S1.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);}
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if (getprop("/earthview/show-s2") == 0)
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{cloudsphere_model.node6 = place_earth_model("Models/Astro/clouds_S2.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);}
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if (getprop("/earthview/show-s3") == 0)
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{cloudsphere_model.node7 = place_earth_model("Models/Astro/clouds_S3.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);}
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if (getprop("/earthview/show-s4") == 0)
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{cloudsphere_model.node8 = place_earth_model("Models/Astro/clouds_S4.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);}
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cloudsphere_rotated_flag = 1;
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}
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}
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else
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{
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clear_cloud_tiles();
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cloudsphere_rotated_flag = 0;
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}
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}
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var clear_cloud_tiles = func {
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if (getprop("/earthview/show-n1") == 0)
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{cloudsphere_model.node1.remove();}
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if (getprop("/earthview/show-n2") == 0)
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{cloudsphere_model.node2.remove();}
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if (getprop("/earthview/show-n3") == 0)
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{cloudsphere_model.node3.remove();}
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if (getprop("/earthview/show-n4") == 0)
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{cloudsphere_model.node4.remove();}
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if (getprop("/earthview/show-s1") == 0)
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{cloudsphere_model.node5.remove();}
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if (getprop("/earthview/show-s2") == 0)
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{cloudsphere_model.node6.remove();}
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if (getprop("/earthview/show-s3") == 0)
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{cloudsphere_model.node7.remove();}
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if (getprop("/earthview/show-s4") == 0)
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{cloudsphere_model.node8.remove();}
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}
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# load of individual tile
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var load_sector = func (i, n) {
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var action = n.getValue();
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if (action)
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{
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var lat = getprop("/position/latitude-deg");
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var lon = getprop("/position/longitude-deg");
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if (i==1)
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{
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earth_model.node1 = place_earth_model("Models/Astro/earth_N1.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);
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if (cloudsphere_rotated_flag == 0)
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{cloudsphere_model.node1 = place_earth_model("Models/Astro/clouds_N1.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);}
|
|
}
|
|
else if (i==2)
|
|
{
|
|
earth_model.node2 = place_earth_model("Models/Astro/earth_N2.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);
|
|
if (cloudsphere_rotated_flag == 0)
|
|
{cloudsphere_model.node2 = place_earth_model("Models/Astro/clouds_N2.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);}
|
|
}
|
|
else if (i==3)
|
|
{
|
|
earth_model.node3 = place_earth_model("Models/Astro/earth_N3.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);
|
|
cloudsphere_model.node3 = place_earth_model("Models/Astro/clouds_N3.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);
|
|
}
|
|
else if (i==4)
|
|
{
|
|
earth_model.node4 = place_earth_model("Models/Astro/earth_N4.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);
|
|
if (cloudsphere_rotated_flag == 0)
|
|
{cloudsphere_model.node4 = place_earth_model("Models/Astro/clouds_N4.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);}
|
|
}
|
|
else if (i==5)
|
|
{
|
|
earth_model.node5 = place_earth_model("Models/Astro/earth_S1.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);
|
|
if (cloudsphere_rotated_flag == 0)
|
|
{cloudsphere_model.node5 = place_earth_model("Models/Astro/clouds_S1.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);}
|
|
}
|
|
else if (i==6)
|
|
{
|
|
earth_model.node6 = place_earth_model("Models/Astro/earth_S2.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);
|
|
if (cloudsphere_rotated_flag == 0)
|
|
{cloudsphere_model.node6 = place_earth_model("Models/Astro/clouds_S2.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);}
|
|
}
|
|
else if (i==7)
|
|
{
|
|
earth_model.node7 = place_earth_model("Models/Astro/earth_S3.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);
|
|
if (cloudsphere_rotated_flag == 0)
|
|
{cloudsphere_model.node7 = place_earth_model("Models/Astro/clouds_S3.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);}
|
|
}
|
|
else if (i==8)
|
|
{
|
|
earth_model.node8 = place_earth_model("Models/Astro/earth_S4.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);
|
|
if (cloudsphere_rotated_flag == 0)
|
|
{cloudsphere_model.node8 = place_earth_model("Models/Astro/clouds_S4.xml",lat, lon, 0.0, 0.0, 0.0, 0.0);}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (i==1)
|
|
{
|
|
earth_model.node1.remove();
|
|
if (cloudsphere_rotated_flag == 0)
|
|
{cloudsphere_model.node1.remove();}
|
|
}
|
|
else if (i==2)
|
|
{
|
|
earth_model.node2.remove();
|
|
if (cloudsphere_rotated_flag == 0)
|
|
{cloudsphere_model.node2.remove();}
|
|
}
|
|
else if (i==3)
|
|
{
|
|
earth_model.node3.remove();
|
|
if (cloudsphere_rotated_flag == 0)
|
|
{cloudsphere_model.node3.remove();}
|
|
}
|
|
else if (i==4)
|
|
{
|
|
earth_model.node4.remove();
|
|
if (cloudsphere_rotated_flag == 0)
|
|
{cloudsphere_model.node4.remove();}
|
|
}
|
|
else if (i==5)
|
|
{
|
|
earth_model.node5.remove();
|
|
if (cloudsphere_rotated_flag == 0)
|
|
{cloudsphere_model.node5.remove();}
|
|
}
|
|
else if (i==6)
|
|
{
|
|
earth_model.node6.remove();
|
|
if (cloudsphere_rotated_flag == 0)
|
|
{cloudsphere_model.node6.remove();}
|
|
}
|
|
else if (i==7)
|
|
{
|
|
earth_model.node7.remove();
|
|
if (cloudsphere_rotated_flag == 0)
|
|
{cloudsphere_model.node7.remove();}
|
|
}
|
|
else if (i==8)
|
|
{
|
|
earth_model.node8.remove();
|
|
if (cloudsphere_rotated_flag == 0)
|
|
{cloudsphere_model.node8.remove();}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
var ft_to_m = 0.30480;
|
|
var m_to_ft = 1.0/ft_to_m;
|
|
var earth_model = {};
|
|
var cloudsphere_model = {};
|
|
var aurora_model = {};
|
|
var earthview_running_flag = 0;
|
|
var cloudsphere_rotated_flag = 0;
|
|
|
|
var center_N1 = {};
|
|
var center_N2 = {};
|
|
var center_N3 = {};
|
|
var center_N4 = {};
|
|
var center_S1 = {};
|
|
var center_S2 = {};
|
|
var center_S3 = {};
|
|
var center_S4 = {};
|
|
|
|
|