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ATIS v0.5.0

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Frank
2019-10-21 22:29:45 +02:00
parent 9b6994749b
commit fe2ef11f8d
2 changed files with 22 additions and 9 deletions
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21
Moose Development/Moose/Utilities/Utils.lua
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@@ -857,7 +857,18 @@ end
-- @param DCS#Vec3 b Vector in 3D with x, y, z components.
-- @return #number Angle alpha between and b in degrees. alpha=acos(a*b)/(|a||b|), (* denotes the dot product).
function UTILS.VecAngle(a, b)
local alpha=math.acos(UTILS.VecDot(a,b)/(UTILS.VecNorm(a)*UTILS.VecNorm(b)))
local cosalpha=UTILS.VecDot(a,b)/(UTILS.VecNorm(a)*UTILS.VecNorm(b))
local alpha=0
if cosalpha>=0.9999999999 then --acos(1) is not defined.
alpha=0
elseif cosalpha<=-0.999999999 then --acos(-1) is not defined.
alpha=math.pi
else
alpha=math.acos(cosalpha)
end
return math.deg(alpha)
end
@@ -879,14 +890,16 @@ end
function UTILS.HdgDiff(h1, h2)
-- Angle in rad.
local alpha=math.rad(h1)
local beta=math.rad(h2)
local alpha= math.rad(tonumber(h1))
local beta = math.rad(tonumber(h2))
-- Runway vector.
local v1={x=math.cos(alpha), y=0, z=math.sin(alpha)}
local v2={x=math.cos(beta), y=0, z=math.sin(beta)}
local delta=UTILS.VecAngle(v1, v2)
return math.abs(UTILS.VecAngle(v1, v2))
return math.abs(delta)
end