anna/kOS
1
0
Fork 0
Code Pull requests Releases Activity Actions

Pin down more of the logic for flight control.

Browse source
This commit is contained in:
Anna Rose Wiggins 2021-07-19 00:54:32 -04:00
parent 5b9da6f0f1
commit 34ddc42b37
5 changed files with 78 additions and 17 deletions
Download patch file Download diff file Expand all files Collapse all files

59
launch.ks
View file

@ -1,7 +1,10 @@
run once "lib/guidance".
run once "lib/throttle".
run once "lib/navigation".
local APOAPSIS_TARGET is 80000.
local GRAVITY_TURN_START is 5000.
parameter APOAPSIS_TARGET is 80000.
parameter GRAVITY_TURN_START is 8000.
parameter GRAVITY_PITCH is 75.
parameter INITIAL_PITCH is 85.
SensorCheck().
// Configure subsystems.
@ -13,9 +16,8 @@ SAS off.
print "Initiating automated launch sequence".
from { local x is 5. } until x = 0 step { set x to x - 1. } do {
print "..." + x.
wait 1.
wait 0.5.
}
print "Launching".
// throttle controls
when TWR() > 1.5 then {
@ -30,26 +32,55 @@ when TWR() > 1.5 then {
// Main ascent control.
lock THROTTLE to 1.0.
lock STEERING to heading(90,90,-90).
lock STEERING to heading(90,90,270).
stage.
// // DEBUG
// until false {
// lock STEERING to heading(90,90,-90).
// wait 3.
// lock STEERING to SHIP:SRFPROGRADE.
// wait 3.
// }
wait until SHIP:ALTITUDE > 200.
lock STEERING to heading(90, 85, -90).
lock STEERING to heading(90, GRAVITY_PITCH, 270).
wait until SHIP:ALTITUDE > GRAVITY_TURN_START.
print "Beginning gravity turn".
print "Pitching for gravity turn".
// Perform initial pitch...
lock STEERING to heading(90, GRAVITY_PITCH, 270).
// Wait until we have rotated to that pitch...
wait until vectorangle(
SHIP:FACING:FOREVECTOR,
STEERINGMANAGER:TARGET:FOREVECTOR)
< 0.5.
// then wait until Prograde catches up.
wait until vectorangle(
SHIP:SRFPROGRADE:FOREVECTOR,
STEERINGMANAGER:TARGET:FOREVECTOR)
< 0.5.
print "Locking to prograde".
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).
// todo: we may need different values for bodies other than Kerbin.
local newHeading is lookdirup(SHIP:SRFPROGRADE:FOREVECTOR,
heading(90, 0, 270):TOPVECTOR).
if GetPitch(newHeading:FOREVECTOR) < 40 {
set newHeading to heading(90, 40, 270).
}
lock STEERING to newHeading.
wait 0.001.
}
print "Releasing controls. Good luck, Kerman!".
set THROTTLE to 0.0.
lock THROTTLE to 0.0.
wait 0.001.
unlock THROTTLE.
unlock STEERING.
SAS on.
wait 5.
CORE:PART:GETMODULE("kOSProcessor"):DOEVENT("Close Terminal").