kOS/launch.ks

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run once "lib/guidance".
local APOAPSIS_TARGET is 80000.
local GRAVITY_TURN_START is 5000.
SensorCheck().
// Configure subsystems.
CORE:PART:GETMODULE("kOSProcessor"):DOEVENT("Open Terminal").
RCS off.
SAS off.
// Countdowns are cute.
print "Initiating automated launch sequence".
from { local x is 5. } until x = 0 step { set x to x - 1. } do {
print "..." + x.
wait 1.
}
print "Launching".
// throttle controls
when TWR() > 1.5 then {
if SHIP:ALTITUDE > 32000 {
lock THROTTLE to 1.0.
return false.
}
lock THROTTLE to ThrottleToTWR(1.5).
return true.
}
// Main ascent control.
lock THROTTLE to 1.0.
lock STEERING to heading(90,90,-90).
stage.
wait until SHIP:ALTITUDE > 200.
lock STEERING to heading(90, 85, -90).
wait until SHIP:ALTITUDE > GRAVITY_TURN_START.
print "Beginning gravity turn".
until SHIP:ORBIT:APOAPSIS > 80000 {
local adjustedPrograde is SHIP:ORBIT:PROGRADE * NORTH.
local angle is max(30, adjustedPrograde:pitch).
print "Adjusted Prograde = " + adjustedPrograde.
print "Angle = " + angle.
lock STEERING to heading(90, angle, -90).
wait 0.001.
}
print "Releasing controls. Good luck, Kerman!".
set THROTTLE to 0.0.
unlock THROTTLE.
unlock STEERING.
wait 5.
CORE:PART:GETMODULE("kOSProcessor"):DOEVENT("Close Terminal").