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Add an option to display planet trajectories
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,14 @@ | ||
| using UnityEngine; | ||
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| namespace TrajectoryPrediction; | ||
|
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| public interface ITrajectory | ||
| { | ||
| bool Busy { get; } | ||
| Vector3[] Trajectory { get; } | ||
| Vector3[] TrajectoryCache { get; } | ||
| void UpdateTrajectory(); | ||
| Vector3 GetCurrentPosition(); | ||
| Vector3 GetFuturePosition(int step); | ||
| Vector3 GetFuturePositionCached(int step); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,162 @@ | ||
| using System; | ||
| using System.Linq; | ||
| using System.Threading; | ||
| using UnityEngine; | ||
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| namespace TrajectoryPrediction; | ||
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| public class MapMarkerTrajectory : MonoBehaviour, ITrajectory | ||
| { | ||
| public bool Busy { get; private set; } | ||
| public Vector3[] Trajectory { get; private set; } | ||
| public Vector3[] TrajectoryCache { get; private set; } | ||
| private CanvasMapMarker _marker; | ||
| private MapMarker.MarkerType _markerType; | ||
| private OWRigidbody _body; | ||
| private ForceDetector _forceDetector; | ||
| private bool _updatedThisFrame; | ||
| private Vector3 _framePosition; | ||
| private Vector3 _frameVelocity; | ||
| private TrajectoryVisualizer _visualizer; | ||
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| private void Start() | ||
| { | ||
| _marker = GetComponent<CanvasMapMarker>(); | ||
| _body = _marker._rigidbodyTarget; | ||
| _forceDetector = _body.GetAttachedForceDetector(); | ||
| _visualizer = gameObject.AddComponent<TrajectoryVisualizer>(); | ||
| ApplyConfig(); | ||
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| TrajectoryPrediction.OnConfigUpdate += ApplyConfig; | ||
| TrajectoryPrediction.OnBeginFrame += BeginFrame; | ||
| TrajectoryPrediction.OnEndFrame += EndFrame; | ||
| _marker.OnMarkerChangeVisibility += SetVisibility; | ||
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| if (_markerType == MapMarker.MarkerType.Player) | ||
| { | ||
| GlobalMessenger.AddListener("EnterShip", OnEnterShip); | ||
| GlobalMessenger.AddListener("ExitShip", OnExitShip); | ||
| OnEnterShip(); | ||
| } | ||
| } | ||
|
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| private void OnDestroy() | ||
| { | ||
| TrajectoryPrediction.OnConfigUpdate -= ApplyConfig; | ||
| TrajectoryPrediction.OnBeginFrame -= BeginFrame; | ||
| TrajectoryPrediction.OnEndFrame -= EndFrame; | ||
| _marker.OnMarkerChangeVisibility -= SetVisibility; | ||
|
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| if (_markerType == MapMarker.MarkerType.Player) | ||
| { | ||
| GlobalMessenger.RemoveListener("EnterShip", OnEnterShip); | ||
| GlobalMessenger.RemoveListener("ExitShip", OnExitShip); | ||
| } | ||
| } | ||
|
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| internal void SetMarkerType(MapMarker.MarkerType markerType) | ||
| { | ||
| _markerType = markerType; | ||
| } | ||
|
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| private void SetVisibility(bool value) | ||
| { | ||
| _visualizer.SetVisibility(value); | ||
| } | ||
|
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| private void ApplyConfig() | ||
| { | ||
| Trajectory = new Vector3[TrajectoryPrediction.StepsToSimulate]; | ||
| TrajectoryCache = new Vector3[TrajectoryPrediction.StepsToSimulate]; | ||
| Busy = false; | ||
| switch (_markerType) | ||
| { | ||
| case MapMarker.MarkerType.Player: | ||
| _visualizer.SetColor(TrajectoryPrediction.PlayerTrajectoryColor); | ||
| break; | ||
| case MapMarker.MarkerType.Ship: | ||
| _visualizer.SetColor(TrajectoryPrediction.ShipTrajectoryColor); | ||
| break; | ||
| case MapMarker.MarkerType.Probe: | ||
| _visualizer.SetColor(TrajectoryPrediction.ScoutTrajectoryColor); | ||
| break; | ||
| default: | ||
| throw new ArgumentOutOfRangeException(nameof(_markerType)); | ||
| } | ||
| } | ||
|
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| private void BeginFrame() | ||
| { | ||
| _updatedThisFrame = false; | ||
| _framePosition = _body.GetPosition(); | ||
| _frameVelocity = _body.GetVelocity(); | ||
| } | ||
|
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| private void EndFrame() | ||
| { | ||
| Trajectory.CopyTo(TrajectoryCache); | ||
| } | ||
|
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| private void OnEnterShip() | ||
| { | ||
| _body = Locator.GetShipBody(); | ||
| _forceDetector = _body.GetAttachedForceDetector(); | ||
| } | ||
|
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| private void OnExitShip() | ||
| { | ||
| _body = Locator.GetPlayerBody(); | ||
| _forceDetector = _body.GetAttachedForceDetector(); | ||
| } | ||
|
|
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| public void UpdateTrajectory() | ||
| { | ||
| if (_updatedThisFrame) | ||
| return; | ||
|
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| _updatedThisFrame = true; | ||
|
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| if (_forceDetector._activeVolumes.Count == 0 || _forceDetector._activeVolumes.All(volume => volume is not GravityVolume)) | ||
| { | ||
| if (TrajectoryPrediction.Multithreading) | ||
| { | ||
| Busy = true; | ||
| new Thread(() => | ||
| { | ||
| for (var i = 0; i < Trajectory.Length; i++) | ||
| Trajectory[i] = Vector3.zero; | ||
|
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| Busy = false; | ||
| }).Start(); | ||
| } | ||
| else | ||
| for (var i = 0; i < Trajectory.Length; i++) | ||
| Trajectory[i] = _framePosition; | ||
| } | ||
| else | ||
| { | ||
| if (TrajectoryPrediction.Multithreading) | ||
| { | ||
| Busy = true; | ||
| TrajectoryPrediction.SimulateTrajectoryMultiThreaded(_body, _framePosition, _frameVelocity, Trajectory, Locator.GetReferenceFrame()?.GetAstroObject(), true, TrajectoryPrediction.PredictGravityVolumeIntersections, () => Busy = false); | ||
| } | ||
| else | ||
| TrajectoryPrediction.SimulateTrajectory(_body, _framePosition, _frameVelocity, Trajectory, Locator.GetReferenceFrame()?.GetAstroObject(), true, TrajectoryPrediction.PredictGravityVolumeIntersections); | ||
| } | ||
| } | ||
|
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| public Vector3 GetCurrentPosition() | ||
| { | ||
| return _body.GetPosition(); | ||
| } | ||
|
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| public Vector3 GetFuturePosition(int step) | ||
| { | ||
| return Trajectory[Math.Max(step, 0)]; | ||
| } | ||
|
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| public Vector3 GetFuturePositionCached(int step) | ||
| { | ||
| return TrajectoryCache[Math.Max(step, 0)]; | ||
| } | ||
| } |
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