add tracing for performance profiling

src/lib/ecs/system/AiSystem.cpp

@@ -28,6 +28,7 @@
 #include "ShipIdentityComponent.h"
 #include "StationBodyComponent.h"
 #include "ThreatResponseBehaviorComponent.h"
+#include "tracing.h"
 
 // ---------------------------------------------------------------------------
 // Shared helpers for repair targeting
@@ -72,6 +73,7 @@ static std::vector<RepairableInfo> buildRepairables(EntityAdmin& admin)
 
 void AiSystem::tickHomeReturnBehavior(EntityAdmin& admin)
 {
+	TRACE();
     admin.forEach<HomeReturnBehaviorComponent, HealthComponent, MovementIntentComponent>(
         [](entt::entity /*e*/, const HomeReturnBehaviorComponent& homeReturnBehavior,
            const HealthComponent& h, MovementIntentComponent& intent)
@@ -92,6 +94,7 @@ void AiSystem::tickHomeReturnBehavior(EntityAdmin& admin)
 
 void AiSystem::tickThreatResponseBehavior(EntityAdmin& admin, const BuildingSystem& buildings)
 {
+	TRACE();
     // Snapshot all combatant entities for target acquisition.
     struct CombatantInfo
     {
@@ -219,6 +222,7 @@ void AiSystem::tickThreatResponseBehavior(EntityAdmin& admin, const BuildingSyst
 
 void AiSystem::tickRepairBehavior(EntityAdmin& admin, BuildingSystem& buildings)
 {
+	TRACE();
     std::vector<RepairableInfo> repairables = buildRepairables(admin);
 
     // Snapshot enemy ships for threat detection.
@@ -327,6 +331,7 @@ void AiSystem::tickRepairBehavior(EntityAdmin& admin, BuildingSystem& buildings)
 
 void AiSystem::tickRepairTools(EntityAdmin& admin)
 {
+	TRACE();
     const std::vector<RepairableInfo> repairables = buildRepairables(admin);
 
     admin.forEach<RepairToolComponent, ModuleOwnerComponent>(
@@ -389,6 +394,7 @@ void AiSystem::tickRepairTools(EntityAdmin& admin)
 void AiSystem::tickSalvageBehavior(EntityAdmin& admin, ScrapSystem& scraps,
                                     BuildingSystem& buildings)
 {
+	TRACE();
     // Snapshot enemy ships for threat detection.
     struct EnemyShipPos
     {

src/lib/ecs/system/CombatSystem.cpp

@@ -8,6 +8,7 @@
 #include "SensorRangeComponent.h"
 #include "ShipIdentityComponent.h"
 #include "ThreatResponseBehaviorComponent.h"
+#include "tracing.h"
 #include "WeaponComponent.h"
 
 static constexpr Tick kWeaponImpactDelayTicks = 5;
@@ -22,6 +23,7 @@ void CombatSystem::tick(Tick currentTick,
                          BuildingSystem& /*buildings*/,
                          std::vector<FireEvent>& outFireEvents)
 {
+	TRACE();
     // All weapons (ships and stations) are child entities linked via ModuleOwnerComponent.
     admin.forEach<WeaponComponent, ModuleOwnerComponent>(
         [&](entt::entity /*e*/, WeaponComponent& weapon, const ModuleOwnerComponent& owner)
@@ -124,6 +126,7 @@ void CombatSystem::resolveWeapon(
 
 void CombatSystem::applyPendingDamage(Tick currentTick, EntityAdmin& admin)
 {
+	TRACE();
     std::vector<PendingDamage>::iterator it = m_pendingDamage.begin();
     while (it != m_pendingDamage.end())
     {

src/lib/ecs/system/DynamicBodySystem.cpp

@@ -9,6 +9,7 @@
 #include "EntityAdmin.h"
 #include "FacingComponent.h"
 #include "PositionComponent.h"
+#include "tracing.h"
 
 static float wrapAngle(float a)
 {
@@ -21,6 +22,7 @@ static float wrapAngle(float a)
 
 void DynamicBodySystem::tick(EntityAdmin& admin)
 {
+	TRACE();
     admin.forEach<PositionComponent, FacingComponent, DynamicBodyComponent>(
         [](entt::entity /*e*/, PositionComponent& pos, FacingComponent& facing,
            DynamicBodyComponent& body)
@@ -49,3 +51,4 @@ void DynamicBodySystem::tick(EntityAdmin& admin)
             body.angularAcceleration = 0.0f;
         });
 }
+

src/lib/ecs/system/MovementIntentSystem.cpp

@@ -10,6 +10,7 @@
 #include "FacingComponent.h"
 #include "MovementIntentComponent.h"
 #include "PositionComponent.h"
+#include "tracing.h"
 
 static float wrapAngle(float a)
 {
@@ -22,6 +23,7 @@ static float wrapAngle(float a)
 
 void MovementIntentSystem::tick(EntityAdmin& admin)
 {
+	TRACE();
     admin.forEach<PositionComponent, FacingComponent, DynamicBodyComponent,
                   MovementIntentComponent>(
         [](entt::entity /*e*/, const PositionComponent& pos, const FacingComponent& facing,
@@ -115,3 +117,4 @@ void MovementIntentSystem::tick(EntityAdmin& admin)
             body.linearAcceleration = mainDelta + maneuverDelta;
         });
 }
+

src/lib/ecs/system/ScrapSystem.cpp

@@ -4,6 +4,7 @@
 #include "EntityAdmin.h"
 #include "PositionComponent.h"
 #include "ScrapDataComponent.h"
+#include "tracing.h"
 
 ScrapSystem::ScrapSystem(EntityAdmin& admin)
     : m_admin(admin)
@@ -17,6 +18,7 @@ entt::entity ScrapSystem::spawn(QVector2D position, int amount, Tick despawnAt)
 
 void ScrapSystem::tickDespawn(Tick currentTick)
 {
+	TRACE();
     std::vector<entt::entity> expired;
     m_admin.forEach<DespawnAtComponent>(
         [&expired, currentTick](entt::entity e, DespawnAtComponent& d)
@@ -54,3 +56,4 @@ std::vector<ScrapInfo> ScrapSystem::allScrapInfo() const
         });
     return result;
 }
+

src/lib/ecs/system/ShipSystem.cpp

@@ -20,6 +20,7 @@
 #include "SensorRangeComponent.h"
 #include "Tick.h"
 #include "ThreatResponseBehaviorComponent.h"
+#include "tracing.h"
 #include "WeaponComponent.h"
 
 ShipSystem::ShipSystem(const GameConfig& config, EntityAdmin& admin)
@@ -334,6 +335,7 @@ void ShipSystem::despawn(entt::entity entity)
 
 void ShipSystem::clearMovementIntents()
 {
+	TRACE();
     m_admin.forEach<MovementIntentComponent>(
         [](entt::entity /*e*/, MovementIntentComponent& i)
         {
@@ -348,6 +350,7 @@ void ShipSystem::setRallyPoint(QVector2D point)
 
 void ShipSystem::triggerRallyDeparture()
 {
+	TRACE();
     std::vector<entt::entity> toRemove;
     m_admin.forEach<RallyBehaviorComponent, FactionComponent>(
         [&toRemove](entt::entity e, const RallyBehaviorComponent& /*rb*/,