33 lines
1.3 KiB
Text
33 lines
1.3 KiB
Text
func Deg2Index(Heading); \Return index from heading in degrees
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real Heading;
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def Sector = 360./32.;
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return (fix(Heading/Sector) & $1F) + 1;
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real Headings;
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int CompassPoint, H, Index;
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[Headings:= [
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0.0, 16.87, 16.88, 33.75, 50.62, 50.63, 67.5,
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84.37, 84.38, 101.25, 118.12, 118.13, 135.0, 151.87, 151.88, 168.75,
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185.62, 185.63, 202.5, 219.37, 219.38, 236.25, 253.12, 253.13, 270.0,
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286.87, 286.88, 303.75, 320.62, 320.63, 337.5, 354.37, 354.38];
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CompassPoint:= [
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"North", "North by east", "North-northeast", "Northeast by north",
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"Northeast", "Northeast by east", "East-northeast", "East by north",
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"East", "East by south", "East-southeast", "Southeast by east",
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"Southeast", "Southeast by south", "South-southeast", "South by east",
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"South", "South by west", "South-southwest", "Southwest by south",
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"Southwest", "Southwest by west", "West-southwest", "West by south",
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"West", "West by north", "West-northwest", "Northwest by west",
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"Northwest", "Northwest by north", "North-northwest", "North by west"];
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Text(0, "Index Heading Compass Point^m^j");
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for H:= 0 to 33-1 do
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[Index:= Deg2Index(Headings(H));
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Format(3,0);
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RlOut(0, float(Index));
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Format(7,2);
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RlOut(0, Headings(H));
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Text(0, " ");
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Text(0, CompassPoint(Index-1));
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CrLf(0);
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];
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]
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