73 lines
1.7 KiB
Plaintext
73 lines
1.7 KiB
Plaintext
// Inital gravity turn
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// #include staging
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run once staging.
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// #include maneuver
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run once maneuver.
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function doAscentSteering {
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parameter heading.
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// initial pitch-over
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set tarSteer to heading(heading, 90).
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lock steering to tarSteer.
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until ship:velocity:surface:mag >= 100 {
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set tarSteer to heading(heading, 90 - (ship:velocity:surface:mag / 10)).
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if defined UPDATE_LOG { UPDATE_LOG(). }
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wait 0.
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}
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lock steering to ship:srfprograde.
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print "Locked steering to surface prograde".
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}
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function createCircularizationNode {
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// Re-use existing node if already planned
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if hasnode {
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print "Existing node found. Skipping creation.".
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return nextnode.
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}
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local rBurn to body:radius + apoapsis.
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local vTarget to sqrt(body:mu / rBurn).
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local dvEst to vTarget - ship:velocity:orbit:mag.
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local nd to node(time:seconds + eta:apoapsis, 0, 0, dvEst).
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add nd.
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return nd.
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}
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function basicAscent {
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parameter heading is 90, targetAltitude is 80000.
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lock throttle to 1.
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print "Counting down:".
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from {local countdown is 5.} until countdown = 0 step {set countdown to countdown - 1.} do {
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print "..." + countdown.
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wait 1.
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}
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// initial stage to takeoff
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stage.
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// stage everytime thrust drops to zero
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basicStaging().
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// basic gravity-ish turn
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doAscentSteering(heading).
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// coast to apoapsis
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until ship:apoapsis >= targetAltitude {
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if defined UPDATE_LOG { UPDATE_LOG(). }
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}
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lock steering to ship:prograde.
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lock throttle to 0.
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// don't do futher calcs until out of the atmosphere or very close to apoapsis
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until ship:altitude >= body:atm:height or eta:apoapsis < 60 {
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if defined UPDATE_LOG { UPDATE_LOG(). }
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}
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executeNode(createCircularizationNode()).
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print "Circularized".
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} |