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Merge pull request #45 from KSP-RO/ModuleEnginesSolverProfiling
Module Engines Solver Optimizations
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using Unity.Collections; | ||
| using Unity.Jobs; | ||
| using UnityEngine; | ||
|
|
||
| namespace SolverEngines | ||
| { | ||
| [DefaultExecutionOrder(1)] | ||
| public class DeferredEngineExhaustDamage : MonoBehaviour | ||
| { | ||
| private int layerMask; | ||
| private readonly List<ModuleEngines> engines = new List<ModuleEngines>(128); | ||
| private readonly List<Transform> thrustTransforms = new List<Transform>(128); | ||
| private readonly List<float> multipliers = new List<float>(128); | ||
| private readonly Dictionary<Part,Part> damagedParts = new Dictionary<Part,Part>(16); | ||
|
|
||
| public void Start() | ||
| { | ||
| layerMask = LayerUtil.DefaultEquivalent | (1 << LayerMask.NameToLayer("Parts")); | ||
| } | ||
|
|
||
| public void AddEngine(ModuleEngines engine) | ||
| { | ||
| if (engine.exhaustDamage) | ||
| { | ||
| foreach (var thrustTransform in engine.thrustTransforms) | ||
| { | ||
| engines.Add(engine); | ||
| thrustTransforms.Add(thrustTransform); | ||
| } | ||
| multipliers.AddRange(engine.thrustTransformMultipliers); | ||
| } | ||
| } | ||
|
|
||
| public void FixedUpdate() | ||
| { | ||
| int raysCount = engines.Count; | ||
| if (raysCount == 0) return; | ||
|
|
||
| var results = new NativeArray<RaycastHit>(raysCount, Allocator.Temp); | ||
| var commands = new NativeArray<RaycastCommand>(raysCount, Allocator.Temp); | ||
|
|
||
| for (int index = 0; index < raysCount; index++) | ||
| { | ||
| Transform thrustTransform = thrustTransforms[index]; | ||
| ModuleEngines engine = engines[index]; | ||
| commands[index++] = new RaycastCommand(thrustTransform.position, thrustTransform.forward, engine.exhaustDamageMaxRange, layerMask, maxHits: 1); | ||
| } | ||
| RaycastCommand.ScheduleBatch(commands, results, 1).Complete(); | ||
|
|
||
| for (int index = 0; index < raysCount; index++) | ||
| { | ||
| Transform thrustTransform = thrustTransforms[index]; | ||
| ModuleEngines engine = engines[index]; | ||
| RaycastHit hit = results[index]; | ||
| double mult = multipliers[index]; | ||
| if (hit.collider != null) | ||
| { | ||
| Transform transform = hit.collider.transform; | ||
| Part partUpwardsCached = FlightGlobals.GetPartUpwardsCached(transform.gameObject); | ||
| if (partUpwardsCached != null && partUpwardsCached != engine.part && !transform.GetComponentInChildren<physicalObject>()) | ||
| { | ||
| double flux = engine.finalThrust * mult * engine.exhaustDamageMultiplier; | ||
| double x = Math.Max(0.001, hit.distance + engine.exhaustDamageDistanceOffset); | ||
| double falloff = Math.Pow(x, -engine.exhaustDamageFalloffPower); | ||
| double splashback = Math.Pow(x, -engine.exhaustDamageSplashbackFallofPower) * engine.exhaustDamageSplashbackMult; | ||
| falloff = Math.Min(falloff, engine.exhaustDamageMaxMutliplier); | ||
| splashback = Math.Min(splashback, engine.exhaustDamageSplashbackMaxMutliplier); | ||
| partUpwardsCached.AddSkinThermalFlux(flux * falloff); | ||
| engine.part.AddSkinThermalFlux(flux * splashback); | ||
| partUpwardsCached.AddForceAtPosition(thrustTransform.forward * engine.finalThrust * multipliers[index], hit.point); | ||
| if (engine.exhaustDamageLogEvent) | ||
| damagedParts.Add(engine.part, partUpwardsCached); | ||
| } | ||
| } | ||
| } | ||
| if (damagedParts.Count > 0) | ||
| foreach (var srcDest in damagedParts) | ||
| GameEvents.onSplashDamage.Fire(new EventReport(FlightEvents.SPLASHDAMAGE, srcDest.Key, srcDest.Value.partInfo.title, srcDest.Key.partInfo.title)); | ||
|
|
||
| results.Dispose(); | ||
| commands.Dispose(); | ||
| engines.Clear(); | ||
| thrustTransforms.Clear(); | ||
| multipliers.Clear(); | ||
| damagedParts.Clear(); | ||
| } | ||
| } | ||
| } |
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