Pin down more of the logic for flight control.

lib/guidance.ks

@@ -1,56 +0,0 @@
-// Functions for calculating navigational and guidance values.
-@lazyglobal off.
-
-// Returns the throttle value you should use to achieve the
-// target TWR. If TWR can't be achieved, returns 1.0. (full throttle)
-function ThrottleToTWR {
-  parameter targetTWR is 1.5.
-
-  local m is SHIP:MASS.
-  local g is 9.81.
-  if HAS_GRAV_SENSOR = true {
-    set g to SHIP:SENSORS:GRAV:MAG.
-  }
-  return min((targetTWR*m*g)/SHIP:AVAILABLETHRUST, 1.0).
-}
-
-// Calculates the ship's current TWR.
-function TWR {
-  local m is ship:mass.
-  local g is 9.81. // fallback to this approximation that doesn't deal with
-                   // altitude change.
-  if HAS_GRAV_SENSOR = true {
-    set g to SHIP:SENSORS:GRAV:MAG.
-  }
-  local t is THROTTLE * SHIP:AVAILABLETHRUST.
-  return t/(m*g).
-}
-
-// Check for various sensors and set appropriate global constants.
-// Currently only checks for grav sensor, as that's the only one used by this library.
-global HAS_GRAV_SENSOR is false.
-function SensorCheck {
-  local SensorList is 0.
-  list SENSORS in SensorList.
-  for s in SensorList {
-    if s:type = "grav" {
-      print "Gravometric sensor detected".
-      set HAS_GRAV_SENSOR to true.
-      return.
-    }
-  }
-  set HAS_GRAV_SENSOR to false.
-}
-
-// adapted from https://github.com/sporadisk/KSP-KOS-scripts/blob/master/modules/GravityTurn.ks
-// todo: I don't think I actually like this code...
-function GravityTurn {
-  parameter TargetDirection is 90.
-  parameter TargetApoapsis is 80000.
-  parameter Factor is 1.
-
-  local remFactor is (2 / Factor).
-  local remHeight is (SHIP:APOAPSIS/TargetApoapsis).
-  local angle is (90 * (1 - (remHeight ^ remFactor))).
-  return heading(TargetDirection, angle, 90).
-}