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| 1 | +// Docking Library v1.0.0 |
| 2 | +// Kevin Gisi |
| 3 | +// http://youtube.com/gisikw |
| 4 | + |
| 5 | +FUNCTION dok_translate { |
| 6 | + PARAMETER vector. |
| 7 | + IF vector:MAG > 1 SET vector TO vector:normalized. |
| 8 | + |
| 9 | + SET SHIP:CONTROL:STARBOARD TO vector * SHIP:FACING:STARVECTOR. |
| 10 | + SET SHIP:CONTROL:FORE TO vector * SHIP:FACING:FOREVECTOR. |
| 11 | + SET SHIP:CONTROL:TOP TO vector * SHIP:FACING:TOPVECTOR. |
| 12 | +} |
| 13 | + |
| 14 | +FUNCTION dok_get_port { |
| 15 | + PARAMETER name. |
| 16 | + LIST TARGETS IN targets. |
| 17 | + targets:add(SHIP). |
| 18 | + FOR target IN targets { |
| 19 | + IF target:DOCKINGPORTS:LENGTH <> 0 { |
| 20 | + FOR port IN target:DOCKINGPORTS { |
| 21 | + IF port:TAG = name RETURN port. |
| 22 | + } |
| 23 | + } |
| 24 | + } |
| 25 | +} |
| 26 | + |
| 27 | +FUNCTION dok_approach_port { |
| 28 | + PARAMETER targetPort, dockingPort, distance, speed. |
| 29 | + |
| 30 | + dockingPort:CONTROLFROM(). |
| 31 | + |
| 32 | + LOCK distanceOffset TO targetPort:PORTFACING:VECTOR * distance. |
| 33 | + LOCK approachVector TO targetPort:NODEPOSITION - dockingPort:NODEPOSITION + distanceOffset. |
| 34 | + LOCK relativeVelocity TO SHIP:VELOCITY:ORBIT - targetPort:SHIP:VELOCITY:ORBIT. |
| 35 | + LOCK STEERING TO LOOKDIRUP(-targetPort:PORTFACING:VECTOR, targetPort:PORTFACING:UPVECTOR). |
| 36 | + |
| 37 | + UNTIL dockingPort:STATE <> "Ready" { |
| 38 | + dok_translate((approachVector:normalized * speed) - relativeVelocity). |
| 39 | + LOCAL distanceVector IS (targetPort:NODEPOSITION - dockingPort:NODEPOSITION). |
| 40 | + IF VANG(dockingPort:PORTFACING:VECTOR, distanceVector) < 2 AND abs(distance - distanceVector:MAG) < 0.1 { |
| 41 | + BREAK. |
| 42 | + } |
| 43 | + WAIT 0.01. |
| 44 | + } |
| 45 | + |
| 46 | + dok_translate(V(0,0,0)). |
| 47 | +} |
| 48 | + |
| 49 | +FUNCTION dok_ensure_range { |
| 50 | + PARAMETER targetVessel, dockingPort, distance, speed. |
| 51 | + |
| 52 | + LOCK relativePosition TO SHIP:POSITION - targetVessel:POSITION. |
| 53 | + LOCK departVector TO (relativePosition:normalized * distance) - relativePosition. |
| 54 | + LOCK relativeVelocity TO SHIP:VELOCITY:ORBIT - targetVessel:VELOCITY:ORBIT. |
| 55 | + LOCK STEERING TO HEADING(0,0). |
| 56 | + |
| 57 | + UNTIL FALSE { |
| 58 | + dok_translate((departVector:normalized * speed) - relativeVelocity). |
| 59 | + IF departVector:MAG < 0.1 BREAK. |
| 60 | + WAIT 0.01. |
| 61 | + } |
| 62 | + |
| 63 | + dok_translate(V(0,0,0)). |
| 64 | +} |
| 65 | + |
| 66 | +FUNCTION dok_sideswipe_port { |
| 67 | + PARAMETER targetPort, dockingPort, distance, speed. |
| 68 | + |
| 69 | + dockingPort:CONTROLFROM(). |
| 70 | + |
| 71 | + // Get a direction perpendicular to the docking port |
| 72 | + LOCK sideDirection TO targetPort:SHIP:FACING:STARVECTOR. |
| 73 | + IF abs(sideDirection * targetPort:PORTFACING:VECTOR) = 1 { |
| 74 | + LOCK sideDirection TO targetPort:SHIP:FACING:TOPVECTOR. |
| 75 | + } |
| 76 | + |
| 77 | + LOCK distanceOffset TO sideDirection * distance. |
| 78 | + // Flip the offset if we're on the other side of the ship |
| 79 | + IF (targetPort:NODEPOSITION - dockingPort:NODEPOSITION + distanceOffset):MAG < |
| 80 | + (targetPort:NODEPOSITION - dockingPort:NODEPOSITION - distanceOffset):MAG { |
| 81 | + LOCK distanceOffset TO (-sideDirection) * distance. |
| 82 | + } |
| 83 | + |
| 84 | + LOCK approachVector TO targetPort:NODEPOSITION - dockingPort:NODEPOSITION + distanceOffset. |
| 85 | + LOCK relativeVelocity TO SHIP:VELOCITY:ORBIT - targetPort:SHIP:VELOCITY:ORBIT. |
| 86 | + LOCK STEERING TO -1 * targetPort:PORTFACING:VECTOR. |
| 87 | + |
| 88 | + UNTIL FALSE { |
| 89 | + dok_translate((approachVector:normalized * speed) - relativeVelocity). |
| 90 | + IF approachVector:MAG < 0.1 BREAK. |
| 91 | + WAIT 0.01. |
| 92 | + } |
| 93 | + |
| 94 | + dok_translate(V(0,0,0)). |
| 95 | +} |
| 96 | + |
| 97 | +FUNCTION dok_kill_relative_velocity { |
| 98 | + PARAMETER targetPort. |
| 99 | + |
| 100 | + LOCK relativeVelocity TO SHIP:VELOCITY:ORBIT - targetPort:SHIP:VELOCITY:ORBIT. |
| 101 | + UNTIL relativeVelocity:MAG < 0.1 { |
| 102 | + dok_translate(-relativeVelocity). |
| 103 | + } |
| 104 | + dok_translate(V(0,0,0)). |
| 105 | +} |
| 106 | + |
| 107 | +FUNCTION dok_dock { |
| 108 | + PARAMETER dockingPortTag, targetName, targetPortTag. |
| 109 | + SET dockingPort TO dok_get_port(dockingPortTag). |
| 110 | + SET targetVessel TO VESSEL(targetName). |
| 111 | + dockingPort:controlfrom. |
| 112 | + |
| 113 | + RCS ON. |
| 114 | + dok_ensure_range(targetVessel, dockingPort, 100, 1). |
| 115 | + |
| 116 | + SET targetPort TO dok_get_port(targetPortTag). |
| 117 | + dok_kill_relative_velocity(targetPort). |
| 118 | + dok_sideswipe_port(targetPort, dockingPort, 100, 1). |
| 119 | + dok_approach_port(targetPort, dockingPort, 100, 1). |
| 120 | + dok_approach_port(targetPort, dockingPort, 50, 1). |
| 121 | + dok_approach_port(targetPort, dockingPort, 20, 1). |
| 122 | + dok_approach_port(targetPort, dockingPort, 10, 0.5). |
| 123 | + dok_approach_port(targetPort, dockingPort, 0, 0.5). |
| 124 | + RCS OFF. |
| 125 | +} |
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