DU-HUD/system.flush.lua at master · Darkwinde/DU-HUD · GitHub

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-- Darkwinde START: system.flush()
-- Telemeter
-- >> Distance can be between 1 and 100.
-- >> Scripting Wiki for telemeter is wrong. For MaxDistance it is mentioned 20m
-- >> !!! Telemeter even works (hidden) behind honeycomb
-- system.print(telemeter.getDistance())
local environmentParameter = getEnvironmentParameter(environmentID)


-- Check if telemeter unit exists
if telemeterExists then
    landing = telemeter.getDistance() > 0 and telemeter.getDistance() < environmentParameter["surfaceDistanceLanding"]
    surfaceLow = telemeter.getDistance() > 0 and telemeter.getDistance() <= environmentParameter["surfaceDistanceLow"]
else
    landing, surfaceLow, surfaceBrake = false , false, false
end


-- Set general altitude stabilization according to the environment
if surfaceLow and unit.getSurfaceEngineAltitudeStabilization() ~= 0 and
       unit.getSurfaceEngineAltitudeStabilization() ~= environmentParameter["surfaceDistanceLow"] then
    unit.activateGroundEngineAltitudeStabilization(environmentParameter["surfaceDistanceLow"])
end


-- Start and landing condition to stay on surface
if lockBrake then
    brakeInput = 1

    if surfaceLow or docked then
        unit.setEngineThrust("vertical thrust", 0) -- default tags are in lower case and space seperated
        unit.deactivateGroundEngineAltitudeStabilization()
    end
end


-- Use brake to stabalize near ground level
if surfaceBrake and surfaceLow then
    brakeInput = 1
elseif surfaceBrake and not surfaceLow then
    surfaceBrake = false
    brakeInput = 0
elseif not surfaceBrake and surfaceLow then
    surfaceBrake = true
    brakeInput = 1
end


-- In space it is not necessary to use engine stabilization / maneuver engine at high speed
if (environmentID == 2 and velocity_kmh > 5000) or not verticalEngines then
    --unit.setEngineThrust("vertical thrust", 0)
    Nav:setEngineCommand("vertical thrust", vec3.zero, vec3.zero)
    --unit.deactivateGroundEngineAltitudeStabilization()
end


-- As we want the AGG to stabalize our altitude, we need to deactivate vertical engines
if antigrav ~= nil then
    local aggData = json.decode(antigrav.getData())
    -- But only in case we are within AGG field, outside happy maneuver
    if aggData.antiGPower > 0 then
        unit.setEngineThrust("vertical thrust", 0)
        unit.deactivateGroundEngineAltitudeStabilization()

        -- Stop oscillate effect around target altitude
        if aggAltitudeTarget == aggData.baseAltitude and core.g() < 0.1 and velocity_kmh >= 1 then
            brakeInput = 1
        else

            -- Stop oscillate effect by short braking on high amplitude level
            -- Atmo brakes are not direcly at full force, therefor oscillate effect takes longer
            if aggAltitudeTarget ~= aggData.baseAltitude and core.g() < 0.1 and velocity_kmh > 16 then
                brakeInput = 1
            else
                brakeInput = 0
            end
        end
    end
end
-- Darkwinde END: system.flush()