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Minor tweaks and additional comments.

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This commit is contained in:
david 2002-05-15 12:03:41 +00:00
parent 8a5cdbdbc6
commit 663dc4b545
1 changed files with 5 additions and 3 deletions
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8
src/Environment/environment.cxx
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@ -48,7 +48,7 @@ FGEnvironment::FGEnvironment()
visibility_m(32000),
temperature_sea_level_degc(20),
pressure_sea_level_inhg(28),
density_sea_level_slugft3(0.0024),
density_sea_level_slugft3(0.00237),
wind_from_heading_deg(0),
wind_speed_kt(0),
wind_from_north_fps(0),
@ -258,7 +258,8 @@ FGEnvironment::set_elevation_ft (double e)
// Copied from YASim Atmosphere.cxx, with m converted to ft, degK
// converted to degC, Pa converted to inHG, and kg/m^3 converted to
// slug/ft^3.
// slug/ft^3; they were then converted to deltas from the sea-level
// defaults (approx. 15degC, 29.92inHG, and 0.00237slugs/ft^3).
// Original comment from YASim:
@ -268,7 +269,8 @@ FGEnvironment::set_elevation_ft (double e)
// R=287. I chose to correct the temperature to 288.20, since 79F is
// pretty hot for a "standard" atmosphere.
// Elevation (ft), temperature (degC), pressure (inHG), density (slug/ft^3)
// Elevation (ft), delta temperature (degC), delta pressure (inHG),
// delta density (slug/ft^3)
static double atmosphere_data[][4] = {
0, 0.00, 0.000, 0.000000,
2952, -5.89, -3.058, -0.000198,