Agrarsense
SimulatorJsonParser.cpp
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1// Copyright (c) 2023 FrostBit Software Lab at the Lapland University of Applied Sciences
2//
3// This work is licensed under the terms of the MIT license.
4// For a copy, see <https://opensource.org/licenses/MIT>.
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44#include "Kismet/GameplayStatics.h"
45#include "Camera/PlayerCameraManager.h"
46#include "GenericPlatform/GenericPlatformFile.h"
47#include "Serialization/JsonSerializer.h"
48#include "Serialization/JsonWriter.h"
49#include "Misc/DefaultValueHelper.h"
50#include "HAL/PlatformFileManager.h"
51#include "GameFramework/Pawn.h"
52#include "Misc/FileHelper.h"
53#include "Dom/JsonObject.h"
54#include "GameFramework/PlayerController.h"
55#include "CollisionQueryParams.h"
56#include "Engine/GameViewportClient.h"
57#include "Engine/EngineTypes.h"
58#include "Engine/Engine.h"
59#include "Engine/World.h"
60
63
65{
67 {
68 SimulatorLog::Log("SimulatorJsonParser: Spawning objects in main menu is disabled.");
69 return;
70 }
71
72 if (!FPaths::FileExists(Path))
73 {
74 SimulatorLog::Log(FString::Printf(TEXT("SimulatorJsonParser: Path %s doesn't exist."), *Path));
75 return;
76 }
77
78 if (!FPaths::GetExtension(Path).Equals(TEXT("json"), ESearchCase::IgnoreCase))
79 {
80 SimulatorLog::Log("SimulatorJsonParser: Invalid file extension. Only .json files are supported.");
81 return;
82 }
83
84 FString JsonString;
85 if (!FFileHelper::LoadFileToString(JsonString, *Path))
86 {
87 SimulatorLog::Log("SimulatorJsonParser: Failed to read the json file.");
88 return;
89 }
90
91 TSharedPtr<FJsonObject> RootJsonObject = MakeShareable(new FJsonObject);
92 TSharedRef<TJsonReader<TCHAR>> Reader = TJsonReaderFactory<TCHAR>::Create(JsonString);
93 if (!FJsonSerializer::Deserialize(Reader, RootJsonObject))
94 {
95 SimulatorLog::Log("SimulatorJsonParser: Failed to deserialize json file.");
96 return;
97 }
98
99 const TArray<TSharedPtr<FJsonValue>>* JsonObjects;
100 if (!RootJsonObject->TryGetArrayField(TEXT("objects"), JsonObjects))
101 {
102 SimulatorLog::Log("json content doesn't contain 'objects' field. Make sure your json structure is correct.");
103 return;
104 }
105
106 // The key in the JSON object that we are searching for
107 FString FieldTypeString = "type";
108
109 // Pre-process incoming json objects
110 bool JsonContainsSensorType = false;
111 bool JsonContainsDataCaptureType = false;
112 TArray<TSharedPtr<FJsonObject>> FilteredJsonObjects;
113
114 for (const TSharedPtr<FJsonValue>& JsonObjectValue : *JsonObjects)
115 {
116 if (JsonObjectValue->Type != EJson::Object)
117 {
118 continue;
119 }
120
121 TSharedPtr<FJsonObject> JsonObject = JsonObjectValue->AsObject();
122 FString ObjectType;
123 if (!JsonObject->TryGetStringField(FieldTypeString, ObjectType))
124 {
125 continue;
126 }
127
128 // Convert ObjectType to lowercase to avoid case-sensitive checks below.
129 ObjectType.ToLowerInline();
130
131 FilteredJsonObjects.Add(JsonObject);
132
133 if (ObjectType == "sensor")
134 {
135 JsonContainsSensorType = true;
136 }
137 else if (ObjectType == "datacapture")
138 {
139 JsonContainsDataCaptureType = true;
140 }
141 }
142
143 // Check if both "sensor" and "datacapture" types are present in the JSON.
144 // If so, set IsDataCapture to true, indicating that spawned sensors should be tracked
145 // and added to the ADataCapture actor.
146 IsDataCapture = JsonContainsSensorType && JsonContainsDataCaptureType;
147
148 // Process json objects
149 for (const TSharedPtr<FJsonObject>& JsonObject : FilteredJsonObjects)
150 {
151 FString ObjectType;
152 if (!JsonObject->TryGetStringField(FieldTypeString, ObjectType))
153 {
154 continue;
155 }
156
157 ObjectType.ToLowerInline();
158
159 if (ObjectType == "vehicle")
160 {
161 ParseVehicle(JsonObject);
162 }
163 else if (ObjectType == "weather")
164 {
165 ChangeWeather(JsonObject);
166 }
167 else if (ObjectType == "walker")
168 {
169 SpawnWalker(JsonObject);
170 }
171 else if (ObjectType == "sensor")
172 {
173 SpawnSensorWorld(JsonObject);
174 }
175 else if (ObjectType == "prop")
176 {
177 ParsePropOrFoliage(JsonObject, "prop");
178 }
179 else if (ObjectType == "foliage")
180 {
181 ParsePropOrFoliage(JsonObject, "foliage");
182 }
183 else if (ObjectType == "semanticcolors")
184 {
185 ParseAndSetSemanticColors(JsonObject);
186 }
187 else if (ObjectType == "commands")
188 {
189 ParseCommands(JsonObject);
190 }
191 else if (ObjectType == "volumedeletion")
192 {
193 ParseVolumeDeletion(JsonObject);
194 }
195 else if (ObjectType == "datacapture")
196 {
197 ParseDataCapture(JsonObject);
198 }
199 }
200
201 // If IsDataCapture was true, clear array.
202 if (IsDataCapture)
203 {
205 IsDataCapture = false;
206 }
207}
208
209void USimulatorJsonParser::ParseVehicle(const TSharedPtr<FJsonObject>& JsonObject)
210{
211 FString Model;
212 if (!JsonObject->TryGetStringField(TEXT("model"), Model))
213 {
214 // If json doesn't specifiy model, return
215 return;
216 }
217
218 FString Name, ID;
219 JsonObject->TryGetStringField(TEXT("name"), Name);
220 JsonObject->TryGetStringField(TEXT("id"), ID);
221 if (ID.IsEmpty())
222 {
223 ID = Model;
224 }
225
227 bool IsDrone = VehicleType == EVehicleTypes::Drone;
228
229 FTransform SpawnTransform = ParseTransform("spawnPoint", JsonObject);
230
231 // Should use Z value as height from the ground instead of given Z value
232 bool ZIsHeightAboveGround = false;
233 JsonObject->TryGetBoolField(TEXT("zIsHeightAboveGround"), ZIsHeightAboveGround);
234 if (ZIsHeightAboveGround)
235 {
237 }
238
239 bool DestroyCollidedObjectsOnSpawn = false;
240 JsonObject->TryGetBoolField(TEXT("destroyOverlappingObjects"), DestroyCollidedObjectsOnSpawn);
241
242 AVehicle* VehiclePtr = UAssetLibrary::SpawnVehicle(VehicleType, SpawnTransform, Name, ID, false, 150.0f, DestroyCollidedObjectsOnSpawn);
243
244 if (VehiclePtr)
245 {
246 if (IsDrone)
247 {
248 ParseAndSetDroneParameters(Cast<APIDDrone>(VehiclePtr), JsonObject);
249 }
250 else
251 {
252 ParseAndSetWheeledVehicleParameters(VehiclePtr, JsonObject);
253 }
254
255 HandleSpectatorMovement(JsonObject, Cast<AActor>(VehiclePtr), SpawnTransform);
256 }
257 else
258 {
259 // If Vehicle is nullptr, return
260 return;
261 }
262
263
264 bool HideVehicleMeshForCameras = false;
265 JsonObject->TryGetBoolField(TEXT("hideVehicleMeshForCameras"), HideVehicleMeshForCameras);
266
267 // Parse possible sensors which will be attached to spawned vehicle
268 const TArray<TSharedPtr<FJsonValue>>* SensorJsonObjects;
269 if (JsonObject->TryGetArrayField(TEXT("sensors"), SensorJsonObjects))
270 {
271 for (const TSharedPtr<FJsonValue>& SensorValue : *SensorJsonObjects)
272 {
273 if (SensorValue->Type == EJson::Object)
274 {
275 TSharedPtr<FJsonObject> SensorJsonObject = SensorValue->AsObject();
276 SpawnSensorToVehicle(VehiclePtr, SensorJsonObject, HideVehicleMeshForCameras);
277 }
278 }
279 }
280}
281
282void USimulatorJsonParser::ParsePropOrFoliage(const TSharedPtr<FJsonObject>& JsonObject, const FString& ObjectType)
283{
284 FString Model;
285 if (!JsonObject->TryGetStringField(TEXT("model"), Model))
286 {
287 // If json doesn't specifiy model, return
288 return;
289 }
290
291 bool RandomZRotation = false;
292 bool SnapToGround = false;
293 JsonObject->TryGetBoolField(TEXT("snap_to_ground"), SnapToGround);
294 JsonObject->TryGetBoolField(TEXT("random_z_rotation"), RandomZRotation);
295
296 FString Name, ID;
297 JsonObject->TryGetStringField(TEXT("name"), Name);
298 JsonObject->TryGetStringField(TEXT("id"), ID);
299
300 FTransform SpawnTransform = ParseTransform("spawnPoint", JsonObject);
301
302 if (ObjectType.Equals("prop", ESearchCase::IgnoreCase))
303 {
305 UAssetLibrary::SpawnProp(Type, SpawnTransform, Name, ID, RandomZRotation, SnapToGround);
306 }
307 else if (ObjectType.Equals("foliage", ESearchCase::IgnoreCase))
308 {
310 UAssetLibrary::SpawnFoliage(Type, SpawnTransform, Name, ID, RandomZRotation, SnapToGround);
311 }
312}
313
314void USimulatorJsonParser::SpawnSensorToVehicle(AVehicle* Vehicle, const TSharedPtr<FJsonObject>& SensorObject, bool HideVehicleMeshForCameras)
315{
316 if (!Vehicle || !SensorObject.IsValid())
317 {
318 return;
319 }
320
321 USensorsManagerComponent* VehicleSensorManager = Vehicle->GetSensorsManager();
322 if (!VehicleSensorManager)
323 {
324 return;
325 }
326
327 TSharedPtr<FJsonObject> ParametersObject = SensorObject->GetObjectField(TEXT("parameters"));
328 if (!ParametersObject.IsValid())
329 {
330 return;
331 }
332
333 // Sensor spawn point (relative)
334 FTransform RelativeTransform = ParseTransform("spawnPoint", SensorObject);
335
336 // Parse ESensorTypes from string
337 FString SensorTypeString;
338 SensorObject->TryGetStringField(TEXT("model"), SensorTypeString);
339 ESensorTypes SensorType = UEnumUtilities::ConvertStringToSensorType(SensorTypeString);
340
341 // It's fine if these are empty,
342 // USensorsManagerComponent will just generate random name and identifier
343 FString SensorIdentifier, Name;
344 SensorObject->TryGetStringField(TEXT("name"), Name);
345 SensorObject->TryGetStringField(TEXT("id"), SensorIdentifier);
346
347 FString AttachedToComponent;
348 SensorObject->TryGetStringField(TEXT("attachedToComponent"), AttachedToComponent);
349
350 FString AttachedToBoneString;
351 FName AttachedToBone;
352 if (SensorObject->TryGetStringField(TEXT("attachedToBone"), AttachedToBoneString))
353 {
354 AttachedToBone = FName(*AttachedToBoneString);
355 }
356
357 ASensorModel* TempActor = nullptr;
358 ASensor* SensorPtr = nullptr;
359 USceneComponent* AttachToComponent = VehicleSensorManager->GetComponentByHierarchyName(AttachedToComponent);
360
361 // Here sensors are spawned through VehicleSensorManager Actor so it can keep track of the spawned sensors.
362 switch (SensorType)
363 {
365 SensorPtr = Cast<ASensor>(VehicleSensorManager->SpawnLidar(RelativeTransform, true, SensorIdentifier, Name, ParseParameters<FLidarParameters>(ParametersObject), true, TempActor, AttachToComponent, AttachedToBone));
366 break;
367
369 SensorPtr = Cast<ASensor>(VehicleSensorManager->SpawnCamera(RelativeTransform, true, SensorIdentifier, Name, ParseParameters<FCameraBaseParameters>(ParametersObject), true, TempActor, AttachToComponent, AttachedToBone));
370 break;
371
373 SensorPtr = Cast<ASensor>(VehicleSensorManager->SpawnThermalCamera(RelativeTransform, true, SensorIdentifier, Name, ParseParameters<FThermalCameraParameters>(ParametersObject), true, TempActor, AttachToComponent, AttachedToBone));
374 break;
375
377 SensorPtr = Cast<ASensor>(VehicleSensorManager->SpawnDepthCamera(RelativeTransform, true, SensorIdentifier, Name, ParseParameters<FDepthCameraParameters>(ParametersObject), true, TempActor, AttachToComponent, AttachedToBone));
378 break;
379
381 SensorPtr = Cast<ASensor>(VehicleSensorManager->SpawnRadar(RelativeTransform, true, SensorIdentifier, Name, ParseParameters<FRadarParameters>(ParametersObject), true, TempActor, AttachToComponent, AttachedToBone));
382 break;
383
385 SensorPtr = Cast<ASensor>(VehicleSensorManager->SpawnSegmentationCamera(RelativeTransform, true, SensorIdentifier, Name, ParseParameters<FCameraBaseParameters>(ParametersObject), true, TempActor, AttachToComponent, AttachedToBone));
386 break;
387
389 SensorPtr = Cast<ASensor>(VehicleSensorManager->SpawnInstanceSegmentationCamera(RelativeTransform, true, SensorIdentifier, Name, ParseParameters<FCameraBaseParameters>(ParametersObject), true, TempActor, AttachToComponent, AttachedToBone));
390 break;
391
393 SensorPtr = Cast<ASensor>(VehicleSensorManager->SpawnDVSCamera(RelativeTransform, true, SensorIdentifier, Name, ParseParameters<FDVSCameraParameters>(ParametersObject), true, TempActor, AttachToComponent, AttachedToBone));
394 break;
395
396 default:
397 break;
398 }
399
400 if (HideVehicleMeshForCameras)
401 {
402 if (ACamera* CameraPtr = Cast<ACamera>(SensorPtr))
403 {
404 CameraPtr->AddHiddenActor(Vehicle);
405 }
406 }
407
408 // If the vehicle we are attaching is drone,
409 // and the spawned sensor is camera
410 // check if user has given "useGimbal" parameter.
411 if(APIDDrone* DronePtr = Cast<APIDDrone>(Vehicle))
412 {
413 if (ACamera* CameraPtr = Cast<ACamera>(SensorPtr))
414 {
415 bool UseGimbal = false;
416 SensorObject->TryGetBoolField(TEXT("useGimbal"), UseGimbal);
417 CameraPtr->SetUseGimbal(UseGimbal);
418 }
419 }
420}
421
422void USimulatorJsonParser::SpawnSensorWorld(const TSharedPtr<FJsonObject>& SensorObject)
423{
424 UWorld* World = nullptr;
425 if (GEngine && GEngine->GameViewport)
426 {
427 World = GEngine->GameViewport->GetWorld();
428 }
429
430 if (!World
431 || !SensorObject.IsValid()
432 || !SensorObject->HasField(TEXT("parameters"))
433 || !SensorObject->HasField(TEXT("model")))
434 {
435 return;
436 }
437
438 TSharedPtr<FJsonObject> ParametersObject = SensorObject->GetObjectField(TEXT("parameters"));
439 if (!ParametersObject.IsValid())
440 {
441 return;
442 }
443
444 FString SensorTypeString, SensorName, SensorIdentifier;
445 SensorObject->TryGetStringField(TEXT("model"), SensorTypeString);
446 SensorObject->TryGetStringField(TEXT("name"), SensorName);
447 SensorObject->TryGetStringField(TEXT("id"), SensorIdentifier);
448
449 FTransform SpawnTransform = ParseTransform("spawnPoint", SensorObject);
450
451 // Should use Z value as height from the ground instead of given Z value
452 bool ZIsHeightAboveGround = false;
453 SensorObject->TryGetBoolField(TEXT("zIsHeightAboveGround"), ZIsHeightAboveGround);
454 if (ZIsHeightAboveGround)
455 {
457 }
458
459 AActor* ActorPtr = nullptr;
460 ESensorTypes SensorType = UEnumUtilities::ConvertStringToSensorType(SensorTypeString);
461
463 if (!SimulationLevelManager)
464 {
465 SimulatorLog::Log("Failed to spawn Sensor. Reason: Coulnd't to find SimulationLevelManager Actor!");
466 return;
467 }
468
469 USensorsManagerComponent* WorldSensorManager = SimulationLevelManager->GetSensorsManager();
470 if (!WorldSensorManager)
471 {
472 SimulatorLog::Log("Failed to spawn Sensor. Reason: Coulnd't to find USensorsManagerComponent Component!");
473 return;
474 }
475
476 ASensorModel* TempActor = nullptr;
477
478 // Here sensors are spawned through WorldSensorManager Actor so it can keep track of the spawned sensors.
479 switch (SensorType)
480 {
482 ActorPtr = Cast<AActor>(WorldSensorManager->SpawnLidar(SpawnTransform, false, SensorIdentifier, SensorName, ParseParameters<FLidarParameters>(ParametersObject), true, TempActor, nullptr, NAME_None));
483 break;
484
486 ActorPtr = Cast<AActor>(WorldSensorManager->SpawnRadar(SpawnTransform, false, SensorIdentifier, SensorName, ParseParameters<FRadarParameters>(ParametersObject), true, TempActor, nullptr, NAME_None));
487 break;
488
490 ActorPtr = Cast<AActor>(WorldSensorManager->SpawnCamera(SpawnTransform, false, SensorIdentifier, SensorName, ParseParameters<FCameraBaseParameters>(ParametersObject), true, TempActor, nullptr, NAME_None));
491 break;
492
494 ActorPtr = Cast<AActor>(WorldSensorManager->SpawnThermalCamera(SpawnTransform, false, SensorIdentifier, SensorName, ParseThermalCameraParameters(ParametersObject), true, TempActor, nullptr, NAME_None));
495 break;
496
498 ActorPtr = Cast<AActor>(WorldSensorManager->SpawnDepthCamera(SpawnTransform, false, SensorIdentifier, SensorName, ParseParameters<FDepthCameraParameters>(ParametersObject), true, TempActor, nullptr, NAME_None));
499 break;
500
502 ActorPtr = Cast<AActor>(WorldSensorManager->SpawnSegmentationCamera(SpawnTransform, false, SensorIdentifier, SensorName, ParseParameters<FCameraBaseParameters>(ParametersObject), true, TempActor, nullptr, NAME_None));
503 break;
504
506 ActorPtr = Cast<AActor>(WorldSensorManager->SpawnInstanceSegmentationCamera(SpawnTransform, false, SensorIdentifier, SensorName, ParseParameters<FCameraBaseParameters>(ParametersObject), true, TempActor, nullptr, NAME_None));
507 break;
508
510 ActorPtr = Cast<AActor>(WorldSensorManager->SpawnDVSCamera(SpawnTransform, false, SensorIdentifier, SensorName, ParseParameters<FDVSCameraParameters>(ParametersObject), true, TempActor, nullptr, NAME_None));
511 break;
512
513 default:
514 break;
515 }
516
517 if (IsDataCapture)
518 {
519 ACamera* CameraPtr = Cast<ACamera>(ActorPtr);
520 if (CameraPtr)
521 {
522 SpawnedSensorsForDataCapture.Add(Cast<ASensor>(ActorPtr));
523 }
524
525 ALidar* LidarPtr = Cast<ALidar>(ActorPtr);
526 if (LidarPtr)
527 {
528 SpawnedSensorsForDataCapture.Add(Cast<ASensor>(ActorPtr));
529 }
530 }
531
532 bool AttachToSpectator = false;
533 SensorObject->TryGetBoolField(TEXT("attachToSpectator"), AttachToSpectator);
534
535 if (AttachToSpectator)
536 {
538 }
539 else
540 {
541 HandleSpectatorMovement(SensorObject, ActorPtr, SpawnTransform);
542 }
543}
544
545void USimulatorJsonParser::SpawnWalker(const TSharedPtr<FJsonObject>& JsonObject)
546{
547 if (!JsonObject.IsValid())
548 {
549 SimulatorLog::Log("SimulatorJsonParser failed to parse Walker json: Invalid JsonObject");
550 return;
551 }
552
553 FString WalkerTypeString;
554 if (!JsonObject->TryGetStringField(TEXT("model"), WalkerTypeString))
555 {
556 SimulatorLog::Log("SimulatorJsonParser failed to parse Walker json: Model field is missing");
557 return;
558 }
559
560 EWalkerType WalkerType = UEnumUtilities::ConvertStringToWalkerType(WalkerTypeString);
561 if (WalkerType == EWalkerType::NONE)
562 {
563 SimulatorLog::Log("SimulatorJsonParser failed to parse Walker json: Walker is None");
564 return;
565 }
566
567 TSharedPtr<FJsonObject> ParametersObject = JsonObject->GetObjectField(TEXT("parameters"));
568 if (!ParametersObject.IsValid())
569 {
570 SimulatorLog::Log("SimulatorJsonParser failed to parse Walker json: ParametersObject is invalid or missing");
571 return;
572 }
573
574 FString WalkerActionString;
575 if (!ParametersObject->TryGetStringField(TEXT("walkerAction"), WalkerActionString))
576 {
577 SimulatorLog::Log("SimulatorJsonParser failed to parse Walker json: walkerAction field is missing");
578 return;
579 }
580
581 EWalkerAction WalkerAction = UEnumUtilities::ConvertStringToWalkerActionType(WalkerActionString);
582 if (WalkerAction == EWalkerAction::Roaming && !ParametersObject->HasField(TEXT("spawnPoint")))
583 {
584 SimulatorLog::Log("SimulatorJsonParser failed to parse Walker json: Roaming Walker requires spawnPoint");
585 return;
586 }
587
588 // Retrieve the WalkerEndAction
589 FString WalkerEndActionString;
590 ParametersObject->TryGetStringField(TEXT("walkerEndAction"), WalkerEndActionString);
591 EWalkerEndAction WalkerEndAction = UEnumUtilities::ConvertStringToWalkerEndActionType(WalkerEndActionString);
592
593 // Create and populate WalkerParameters
594 FWalkerParameters WalkerParams;
595 WalkerParams.WalkerType = WalkerType;
596 WalkerParams.WalkerAction = WalkerAction;
597 WalkerParams.WalkerEndAction = WalkerEndAction;
598 WalkerParams.WalkerSpeed = GetIntValueOrDefault(ParametersObject, "walkerSpeed", 50);
599 WalkerParams.CreateTransformTopic = true;
600
601 bool CreateTransformTopic = false;
602 if (ParametersObject->TryGetBoolField(TEXT("createTransformTopic"), CreateTransformTopic))
603 {
604 UE_LOG(LogTemp, Warning, TEXT("The boolean value is %s"), (CreateTransformTopic ? TEXT("true") : TEXT("false")));
605 WalkerParams.CreateTransformTopic = CreateTransformTopic;
606 }
607
608 // Parse points or spawnPoint into WalkerParams.Points
609 ParseWalkerSpawnPoints(ParametersObject, WalkerParams);
610
611 // Retrieve optional name and id fields
612 FString Name, ID;
613 ParametersObject->TryGetStringField(TEXT("name"), Name);
614 ParametersObject->TryGetStringField(TEXT("id"), ID);
615
616 // Retrieve the startAutomatically field
617 bool StartAutomatically = true;
618 if (ParametersObject->HasField(TEXT("startAutomatically")))
619 {
620 ParametersObject->TryGetBoolField(TEXT("startAutomatically"), StartAutomatically);
621 }
622
623 // Finally spawn the Walker
624 AWalker* Walker = UAssetLibrary::SpawnWalker(WalkerParams, Name, ID, StartAutomatically);
625 if (Walker)
626 {
627 HandleSpectatorMovement(JsonObject, Cast<AActor>(Walker), WalkerParams.Points[0]);
628 }
629}
630
631void USimulatorJsonParser::ParseWalkerSpawnPoints(const TSharedPtr<FJsonObject>& ParametersObject, FWalkerParameters& WalkerParams)
632{
633 if (ParametersObject->HasField(TEXT("points")))
634 {
635 // If the JSON has "points" field, parse those points into WalkerParams.Points
636 TSharedPtr<FJsonObject> PointsObject = ParametersObject->GetObjectField(TEXT("points"));
637 if (PointsObject.IsValid())
638 {
639 int PointIndex = 0;
640 while (true)
641 {
642 FString PointName = FString::Printf(TEXT("point%d"), PointIndex);
643 if (!PointsObject->HasField(PointName))
644 {
645 break;
646 }
647
648 TSharedPtr<FJsonObject> PointObject = PointsObject->GetObjectField(PointName);
649 if (PointObject.IsValid())
650 {
651 FTransform PointTransform = ParseTransform(PointName, PointsObject);
652 WalkerParams.Points.Add(PointTransform);
653 }
654
655 PointIndex++;
656 }
657 }
658 }
659 else if (ParametersObject->HasField(TEXT("spawnPoint")))
660 {
661 // If the JSON doesn't have "points" field but has "spawnPoint", parse that into WalkerParams.Points
662 FTransform PointTransform = ParseTransform("spawnPoint", ParametersObject);
663 WalkerParams.Points.Add(PointTransform);
664 }
665}
666
667void USimulatorJsonParser::ChangeWeather(const TSharedPtr<FJsonObject>& JsonObject)
668{
669 if (!JsonObject.IsValid())
670 {
671 return;
672 }
673
674 TSharedPtr<FJsonObject> Parameters = JsonObject->GetObjectField(TEXT("parameters"));
675 if (Parameters.IsValid() && GEngine && GEngine->GameViewport)
676 {
677 UWorld* World = GEngine->GameViewport->GetWorld();
678 AWeather* WeatherActor = UAgrarsenseStatics::GetWeatherActor(World);
679 if (WeatherActor)
680 {
681 FWeatherParameters Params = WeatherActor->GetCurrentWeather();
682 FJsonObjectConverter::JsonObjectToUStruct(Parameters.ToSharedRef(), FWeatherParameters::StaticStruct(), &Params);
683 WeatherActor->UpdateWeather(Params, true);
684 }
685 }
686}
687
688static EDroneAction GetDroneAction(FString actionstring)
689{
690 if (actionstring == "stationary") { return EDroneAction::Stationary; }
691 if (actionstring == "manual") { return EDroneAction::Manual; }
692 if (actionstring == "roaming") { return EDroneAction::Roaming; }
693 if (actionstring == "followpath") { return EDroneAction::FollowPath; }
694 else { return EDroneAction::Stationary; }
695}
696
697static EDroneEndAction GetDroneEndAction(FString endActionstring)
698{
699 if (endActionstring == "destroy") { return EDroneEndAction::Destroy; }
700 if (endActionstring == "repeatfrombeginning") { return EDroneEndAction::RepeatFromBeginning; }
701 if (endActionstring == "gobackwards") { return EDroneEndAction::GoBackwards; }
702 if (endActionstring == "generaterandomnew") { return EDroneEndAction::GenerateRandomNew; }
703 if (endActionstring == "stop") { return EDroneEndAction::Stop; }
704 else { return EDroneEndAction::Stop; }
705}
706
707void USimulatorJsonParser::ParseAndSetDroneParameters(APIDDrone* DronePtr, const TSharedPtr<FJsonObject>& JsonObject)
708{
709 if (!DronePtr || !JsonObject.IsValid())
710 {
711 return;
712 }
713
714 TSharedPtr<FJsonObject> ParametersObject = JsonObject->GetObjectField(TEXT("parameters"));
715
716 if (ParametersObject.IsValid())
717 {
718 // Should use Z value as height from the ground instead of given Z value
719 bool ZIsHeightAboveGround = false;
720 ParametersObject->TryGetBoolField(TEXT("zIsHeightAboveGround"), ZIsHeightAboveGround);
721
722 FDroneParameters DroneParameters;
723
724 // Manual parsing due unreal automatic struct parsing doesn't work for enums
725
726 // Attempt to parse FDroneParameters from the json
727 FString DroneActionObject = ParametersObject->GetStringField(TEXT("droneAction"));
728 if (!DroneActionObject.IsEmpty())
729 {
730 EDroneAction droneAction = GetDroneAction(DroneActionObject.ToLower());
731 DroneParameters.DroneAction = droneAction;
732 }
733
734 FString DroneEndActionObject = ParametersObject->GetStringField(TEXT("droneEndAction"));
735 if (!DroneEndActionObject.IsEmpty())
736 {
737 EDroneEndAction droneEndAction = GetDroneEndAction(DroneEndActionObject);
738 DroneParameters.DroneEndAction = droneEndAction;
739 }
740
741 TSharedPtr<FJsonObject> PointsObject = ParametersObject->GetObjectField(TEXT("points"));
742 if (PointsObject.IsValid())
743 {
744 int PointIndex = 0;
745 while (true)
746 {
747 FString PointName = FString::Printf(TEXT("point%d"), PointIndex);
748 if (!PointsObject->HasField(PointName))
749 {
750 break;
751 }
752
753 TSharedPtr<FJsonObject> PointObject = PointsObject->GetObjectField(PointName);
754 if (PointObject.IsValid())
755 {
756 FTransform PointTransform = ParseTransform(PointName, PointsObject);
757
758 if (ZIsHeightAboveGround)
759 {
761 }
762
763 DroneParameters.Points.Add(PointTransform);
764 }
765
766 PointIndex++;
767 }
768 }
769
770 bool ShowForwardArrow = false;
771 ParametersObject->TryGetBoolField(TEXT("showForwardArrow"), ShowForwardArrow);
772 DroneParameters.ShowForwardArrow = ShowForwardArrow;
773
774 bool CollisionsEnabled = false;
775 ParametersObject->TryGetBoolField(TEXT("collisionsEnabled"), CollisionsEnabled);
776 DroneParameters.CollisionsEnabled = CollisionsEnabled;
777
778 bool CreateInnerOverlapSensor = false;
779 ParametersObject->TryGetBoolField(TEXT("createInnerOverlapSensor"), CreateInnerOverlapSensor);
780 DroneParameters.CreateInnerOverlapSensor = CreateInnerOverlapSensor;
781
782 float OverlapRadiusMeters = 25.0f;
783 ParametersObject->TryGetNumberField(TEXT("overlapRadiusMeters"), OverlapRadiusMeters);
784 DroneParameters.OverlapRadiusMeters = OverlapRadiusMeters;
785
786 bool VisualizeOverlap = false;
787 ParametersObject->TryGetBoolField(TEXT("visualizeOverlap"), VisualizeOverlap);
788 DroneParameters.VisualizeOverlap = VisualizeOverlap;
789
790 float InnerOverlapRadiusMeters = 2.0f;
791 ParametersObject->TryGetNumberField(TEXT("innerOverlapRadiusMeters"), InnerOverlapRadiusMeters);
792 DroneParameters.InnerOverlapRadiusMeters = InnerOverlapRadiusMeters;
793
794 bool DebugPointTransforms = false;
795 ParametersObject->TryGetBoolField(TEXT("debugPointTransforms"), DebugPointTransforms);
796
797 DronePtr->ChangeDroneParameters(DroneParameters);
798 DronePtr->SetShowForwardArrow(DroneParameters.ShowForwardArrow);
799 DronePtr->SetDrawDebugPoints(DebugPointTransforms);
800 }
801}
802
803void USimulatorJsonParser::ParseAndSetWheeledVehicleParameters(AVehicle* VehiclePtr, const TSharedPtr<FJsonObject>& JsonObject)
804{
805 if (!VehiclePtr || !JsonObject.IsValid() || !JsonObject->HasField(TEXT("parameters")))
806 {
807 return;
808 }
809
810 // Get current vehicle parameters
811 FWheeledVehicleParameters Parameters = VehiclePtr->GetVehicleParameters();
812
813 // parse and set new parameters from json
814 TSharedPtr<FJsonObject> ParametersObject = JsonObject->GetObjectField(TEXT("parameters"));
815 Parameters = ParseParameters<FWheeledVehicleParameters>(ParametersObject);
816 VehiclePtr->SetVehicleParameters(Parameters);
817}
818
819void USimulatorJsonParser::HandleSpectatorMovement(const TSharedPtr<FJsonObject>& JsonObject, AActor* Actor, const FTransform& Transform)
820{
821 if (!JsonObject.IsValid() || !Actor)
822 {
823 return;
824 }
825
826 bool follow = false;
827 bool teleport = false;
828 JsonObject->TryGetBoolField(TEXT("followObject"), follow);
829 JsonObject->TryGetBoolField(TEXT("teleportSpectator"), teleport);
830
831 if (!follow && !teleport)
832 {
833 // If neither is set, return
834 return;
835 }
836
837 if (GEngine && GEngine->GameViewport)
838 {
839 UWorld* World = GEngine->GameViewport->GetWorld();
841 if (Spectator)
842 {
843 if (follow)
844 {
845 AVehicle* VehiclePtr = Cast<AVehicle>(Actor);
846 if (VehiclePtr)
847 {
849 if (SimulationLevelManager)
850 {
851 SimulationLevelManager->TakeManualControlOfVehicle(VehiclePtr);
852 }
853 }
854 /*else
855 {
856 Spectator->FollowActor(Actor, false, 150.0f, 50.0f);
857 }*/
858 }
859 else if (teleport)
860 {
861 Spectator->TeleportSpectator(Transform);
862 }
863 }
864 }
865}
866
868{
869 if (!ActorPtr || !GEngine || !GEngine->GameViewport)
870 {
871 return;
872 }
873
874 UWorld* World = GEngine->GameViewport->GetWorld();
875 if (!World)
876 {
877 return;
878 }
879
881 APlayerController* PlayerController = UGameplayStatics::GetPlayerController(World, 0);
882 if (PlayerController && Spectator)
883 {
884 APlayerCameraManager* CameraManager = PlayerController->PlayerCameraManager;
885 if (CameraManager)
886 {
887 USceneComponent* CameraRootComponent = CameraManager->GetRootComponent();
888 if (CameraRootComponent)
889 {
890 // Set initial location and rotation to Spectator location
891 ActorPtr->SetActorLocation(Spectator->GetActorLocation());
892 ActorPtr->SetActorRotation(Spectator->GetActorRotation());
893
894 // Now attach ActorPtr to PlayerCameraManager CameraRootComponent so it follows the camera movement
895 ActorPtr->AttachToComponent(CameraRootComponent, FAttachmentTransformRules::SnapToTargetNotIncludingScale);
896
897 // Delete sensor model from the sensor after attaching to Spectator.
898 ASensor* SensorPtr = Cast<ASensor>(ActorPtr);
899 if (SensorPtr)
900 {
901 auto* SensorModelPtr = SensorPtr->GetSensorModel();
902 if (SensorModelPtr)
903 {
904 SensorModelPtr->Destroy();
905 }
906 }
907 }
908 }
909 }
910}
911
912void USimulatorJsonParser::ParseAndSetSemanticColors(const TSharedPtr<FJsonObject>& JsonObject)
913{
914 UWorld* World = nullptr;
915 if (GEngine && GEngine->GameViewport)
916 {
917 World = GEngine->GameViewport->GetWorld();
918 }
919
920 if (!World)
921 {
922 return;
923 }
924
925 UMaterialParameterCollectionInstance* CollectionInstance = UMaterialParameterCollectionUtilities::LoadMaterialParameterCollectionInstance(World, "/Game/Agrarsense/Data/Semantic/MPC_SemanticCameraColors");
926 if (!CollectionInstance)
927 {
928 SimulatorLog::Log("ROSJsonParser.cpp: Failed to load MaterialParameterCollectionInstance!");
929 return;
930 }
931
932 // Access the "colors" object
933 const TSharedPtr<FJsonObject>* ColorsObjectPtr = nullptr;
934 if (JsonObject->TryGetObjectField(TEXT("colors"), ColorsObjectPtr) && ColorsObjectPtr != nullptr)
935 {
936 const TSharedPtr<FJsonObject>& ColorsObject = *ColorsObjectPtr;
937 for (const auto& Elem : ColorsObject->Values)
938 {
939 FName Type = FName(*Elem.Key);
940 FString VectorString = Elem.Value->AsString();
941
942 // Parse the FVector4 value from the string
943 FVector4 ParsedVector;
944 TArray<FString> ParsedValues;
945 VectorString.ParseIntoArray(ParsedValues, TEXT(","), true);
946 if (ParsedValues.Num() == 4)
947 {
948 ParsedVector.X = FCString::Atof(*ParsedValues[0]);
949 ParsedVector.Y = FCString::Atof(*ParsedValues[1]);
950 ParsedVector.Z = FCString::Atof(*ParsedValues[2]);
951 ParsedVector.W = FCString::Atof(*ParsedValues[3]);
952
953 // try to update the material collection vector value
954 bool success = UMaterialParameterCollectionUtilities::UpdateMaterialCollectionVectorValue(CollectionInstance, Type, ParsedVector);
955 }
956 }
957 }
958}
959
960void USimulatorJsonParser::ParseCommands(const TSharedPtr<FJsonObject>& JsonObject)
961{
962 // Parse json that contains "commands" array of Unreal console commands to execute
963
964 if (!GEngine || !GEngine->GameViewport)
965 {
966 return;
967 }
968
969 UWorld* World = GEngine->GameViewport->GetWorld();
970 if (World)
971 {
972 const TArray<TSharedPtr<FJsonValue>>* CommandsArray;
973 if (JsonObject->TryGetArrayField(TEXT("commands"), CommandsArray))
974 {
975 for (const TSharedPtr<FJsonValue>& CommandValue : *CommandsArray)
976 {
977 FString Command;
978 if (CommandValue->TryGetString(Command))
979 {
980 GEngine->Exec(World, *Command);
981 }
982 }
983 }
984 }
985}
986
987void USimulatorJsonParser::ParseVolumeDeletion(const TSharedPtr<FJsonObject>& JsonObject)
988{
989 if (!GEngine || !GEngine->GameViewport || !JsonObject.IsValid())
990 {
991 return;
992 }
993
994 // Parse spawn location for this volume
995 FTransform SpawnTransform = ParseTransform("spawnPoint", JsonObject);
996
997 // We can use ParseTransform function to parse bounds as the json structure is similar.
998 FTransform TransformBounds = ParseTransform("bounds", JsonObject);
999 FVector Bounds = TransformBounds.GetLocation();
1000
1001 bool OnlyDestroyTrees = true; // default to only destroy trees
1002 JsonObject->TryGetBoolField(TEXT("onlyDestroyTrees"), OnlyDestroyTrees);
1003
1004 UWorld* World = GEngine->GameViewport->GetWorld();
1005
1006 if (World)
1007 {
1008 ADeletionVolume* Volume = World->SpawnActor<ADeletionVolume>(ADeletionVolume::StaticClass(), SpawnTransform);
1009 if (Volume)
1010 {
1011 Volume->ChangeOverlapBounds(Bounds);
1012 Volume->DestroyOverlappingActors(OnlyDestroyTrees);
1013 }
1014 }
1015}
1016
1017void USimulatorJsonParser::ParseDataCapture(const TSharedPtr<FJsonObject>& JsonObject)
1018{
1019 if (!JsonObject.IsValid() || !GEngine || !GEngine->GameViewport)
1020 {
1021 return;
1022 }
1023
1024 FCaptureData CaptureData;
1025 TSharedPtr<FJsonObject> ParametersObject = JsonObject->GetObjectField(TEXT("parameters"));
1026
1027 if (ParametersObject.IsValid())
1028 {
1029 // Should use Z value as height from the ground instead of given Z value
1030 bool ZIsHeightAboveGround = false;
1031 ParametersObject->TryGetBoolField(TEXT("zIsHeightAboveGround"), ZIsHeightAboveGround);
1032
1033 bool UseGPS = false;
1034 UseGPS = ParametersObject->GetBoolField(TEXT("useGPSLocation"));
1035 CaptureData.UseGPSLocation = UseGPS;
1036 CaptureData.UseHeightAboveGround = ZIsHeightAboveGround;
1037
1038 CaptureData.CaptureRotatedViews = ParametersObject->GetBoolField(TEXT("captureRotatedViews"));
1039
1040 TSharedPtr<FJsonObject> PointsObject = ParametersObject->GetObjectField(TEXT("points"));
1041 if (PointsObject.IsValid())
1042 {
1043 int PointIndex = 0;
1044 while (true)
1045 {
1046 FString PointName = FString::Printf(TEXT("point%d"), PointIndex);
1047 if (!PointsObject->HasField(PointName))
1048 {
1049 break;
1050 }
1051
1052 TSharedPtr<FJsonObject> PointObject = PointsObject->GetObjectField(PointName);
1053 if (PointObject.IsValid())
1054 {
1055 FTransform PointTransform = ParseTransform(PointName, PointsObject);
1056
1057 if (ZIsHeightAboveGround && !UseGPS)
1058 {
1060 }
1061
1062 CaptureData.CapturePositions.Add(PointTransform);
1063 }
1064
1065 PointIndex++;
1066 }
1067 }
1068 }
1069
1070 UWorld* World = GEngine->GameViewport->GetWorld();
1071 if (CaptureData.CapturePositions.Num() != 0 && SpawnedSensorsForDataCapture.Num() != 0 && World)
1072 {
1073
1074 CaptureData.Sensors.Append(SpawnedSensorsForDataCapture);
1075 ADataCapture* DataCaptureActor = World->SpawnActor<ADataCapture>(ADataCapture::StaticClass(), CaptureData.CapturePositions[0]);
1076 DataCaptureActor->SetupDataCapture(CaptureData);
1077 }
1078}
1079
1080FTransform USimulatorJsonParser::ParseTransform(const FString& FieldName, const TSharedPtr<FJsonObject>& Object)
1081{
1082 FTransform SpawnTransform;
1083
1084 const TSharedPtr<FJsonObject>* SpawnPointObject = nullptr;
1085 if (!Object->TryGetObjectField(FieldName, SpawnPointObject))
1086 {
1087 return SpawnTransform;
1088 }
1089
1090 const auto& SPO = *SpawnPointObject->Get();
1091
1092 double LocationX = 0.0, LocationY = 0.0, LocationZ = 0.0;
1093 if (!SPO.TryGetNumberField(TEXT("x"), LocationX) ||
1094 !SPO.TryGetNumberField(TEXT("y"), LocationY) ||
1095 !SPO.TryGetNumberField(TEXT("z"), LocationZ))
1096 {
1097 return SpawnTransform;
1098 }
1099
1100 double Yaw = 0.0, Pitch = 0.0, Roll = 0.0;
1101 SPO.TryGetNumberField(TEXT("yaw"), Yaw);
1102 SPO.TryGetNumberField(TEXT("pitch"), Pitch);
1103 SPO.TryGetNumberField(TEXT("roll"), Roll);
1104
1105 const FVector Location(LocationX, LocationY, LocationZ);
1106 const FRotator Rotation(Pitch, Yaw, Roll);
1107 SpawnTransform.SetLocation(Location);
1108 SpawnTransform.SetRotation(Rotation.Quaternion());
1109
1110 double ScaleX = 1.0, ScaleY = 1.0, ScaleZ = 1.0;
1111 if (SPO.TryGetNumberField(TEXT("scaleX"), ScaleX) &&
1112 SPO.TryGetNumberField(TEXT("scaleY"), ScaleY) &&
1113 SPO.TryGetNumberField(TEXT("scaleZ"), ScaleZ))
1114 {
1115 SpawnTransform.SetScale3D(FVector(ScaleX, ScaleY, ScaleZ));
1116 }
1117
1118 return SpawnTransform;
1119}
1120
1121FVector4 USimulatorJsonParser::ParseVector4(const FString& FieldName, const TSharedPtr<FJsonObject>& Object)
1122{
1123 FVector4 Vector;
1124 const TSharedPtr<FJsonObject>* VectorObject;
1125
1126 if (Object->TryGetObjectField(FieldName, VectorObject))
1127 {
1128 double X, Y, Z, W;
1129 (*VectorObject)->TryGetNumberField(TEXT("x"), X);
1130 (*VectorObject)->TryGetNumberField(TEXT("y"), Y);
1131 (*VectorObject)->TryGetNumberField(TEXT("z"), Z);
1132 (*VectorObject)->TryGetNumberField(TEXT("w"), W);
1133 Vector = FVector4(X, Y, Z, W);
1134 }
1135
1136 return Vector;
1137}
1138
1140{
1141 FThermalCameraParameters ThermalCameraParams;
1142
1143 if (ParametersObject.IsValid())
1144 {
1145 // Parse fields manually because FJsonObjectConverter::JsonObjectToUStruct couldn't parse these properly.
1146 ThermalCameraParams.WarmColor = ParseVector4(TEXT("warmColor"), ParametersObject);
1147 ThermalCameraParams.ColdColor = ParseVector4(TEXT("coldColor"), ParametersObject);
1148 ParametersObject->TryGetBoolField(TEXT("allowCustomNoiseResolution"), ThermalCameraParams.AllowCustomNoiseResolution);
1149 ParametersObject->TryGetNumberField(TEXT("widthResolutionNoise"), ThermalCameraParams.WidthResolutionNoise);
1150 ParametersObject->TryGetNumberField(TEXT("heightResolutionNoise"), ThermalCameraParams.HeightResolutionNoise);
1151
1152 // Parse FCameraBaseParameters
1153 TSharedPtr<FJsonObject> CameraParametersObject = ParametersObject->GetObjectField(TEXT("cameraParameters"));
1154 if (CameraParametersObject.IsValid())
1155 {
1156 ThermalCameraParams.CameraParameters = ParseParameters<FCameraBaseParameters>(CameraParametersObject);
1157 }
1158 }
1159
1160 return ThermalCameraParams;
1161}
1162
1163int32 USimulatorJsonParser::GetIntValueOrDefault(const TSharedPtr<FJsonObject>& JsonObject, const FString& FieldName, int32 DefaultValue)
1164{
1165 int32 Value = DefaultValue;
1166
1167 if (JsonObject.IsValid() && JsonObject->HasField(FieldName))
1168 {
1169 JsonObject->TryGetNumberField(FieldName, Value);
1170 }
1171
1172 return Value;
1173}
EDroneAction
Definition: DroneAction.h:15
EDroneEndAction
EFoliageTypes
Definition: FoliageTypes.h:15
EPropTypes
Definition: PropTypes.h:15
ESensorTypes
Definition: SensorTypes.h:15
@ SemanticSegmentationCamera
@ InstanceSegmentationCamera
static EDroneEndAction GetDroneEndAction(FString endActionstring)
static EDroneAction GetDroneAction(FString actionstring)
EVehicleTypes
Definition: VehicleTypes.h:15
EWalkerAction
Definition: WalkerAction.h:15
EWalkerEndAction
EWalkerType
Definition: WalkerType.h:16
Definition: Camera.h:53
void SetupDataCapture(FCaptureData NewCaptureData)
Definition: DataCapture.cpp:27
void DestroyOverlappingActors(bool OnlyTrees)
void ChangeOverlapBounds(FVector Bounds)
Definition: Lidar.h:35
void SetDrawDebugPoints(bool show)
Definition: PIDDrone.h:174
void ChangeDroneParameters(const FDroneParameters &newParameters)
Definition: PIDDrone.cpp:34
void SetShowForwardArrow(bool Show)
Definition: PIDDrone.h:169
Definition: Sensor.h:45
ASensorModel * GetSensorModel() const
Definition: Sensor.h:181
bool TakeManualControlOfVehicle(AVehicle *Vehicle)
USensorsManagerComponent * GetSensorsManager() const
void TeleportSpectator(const FTransform &Transform)
Definition: Spectator.cpp:68
FWheeledVehicleParameters GetVehicleParameters() const
Definition: Vehicle.h:247
void SetVehicleParameters(FWheeledVehicleParameters NewParameters)
Definition: Vehicle.cpp:195
Definition: Walker.h:30
void UpdateWeather(const FWeatherParameters &WeatherParameters, bool updateToROS)
Definition: Weather.cpp:103
const FWeatherParameters & GetCurrentWeather() const
Definition: Weather.h:76
static void Log(const FString &Message, bool LogToTextFile=true, bool LogToROS=true)
static bool IsPlayingInMainMenu()
static ASpectator * GetSpectator(const UObject *WorldContextObject)
static AWeather * GetWeatherActor(const UObject *WorldContextObject)
static ASimulationLevelManager * GetSimulationLevelManager(const UObject *WorldContextObject)
static AVehicle * SpawnVehicle(EVehicleTypes VehicleType, FTransform SpawnTransform, const FString &ActorName, const FString &ActorID, bool SnapAboveGround=false, float AboveOffset=150.0f, bool DestroyOverlappingActors=false)
static AActor * SpawnProp(EPropTypes PropType, FTransform Transform, FString ActorName="", FString ActorID="", bool RandomZRotation=false, bool SnapToGround=false)
static AWalker * SpawnWalker(FWalkerParameters Parameters, const FString &ActorName="", const FString &ActorID="", bool StartAutomatically=true)
static AActor * SpawnFoliage(EFoliageTypes FoliageType, FTransform Transform, FString ActorName="", FString ActorID="", bool RandomZRotation=true, bool SnapToGround=true)
static EWalkerEndAction ConvertStringToWalkerEndActionType(const FString &String)
static ESensorTypes ConvertStringToSensorType(const FString &String)
static EWalkerAction ConvertStringToWalkerActionType(const FString &String)
static EVehicleTypes ConvertStringToVehicleType(const FString &String)
static EWalkerType ConvertStringToWalkerType(const FString &String)
static EPropTypes ConvertStringToPropType(const FString &String)
static EFoliageTypes ConvertStringToFoliageType(const FString &String)
static bool UpdateMaterialCollectionVectorValue(UMaterialParameterCollectionInstance *MPCInstance, const FName ParameterName, const FVector4 Value)
static UMaterialParameterCollectionInstance * LoadMaterialParameterCollectionInstance(const UObject *WorldContextObject, const FString &Path)
static bool AlignTransformFromGroundInMeters(AActor *Actor, FTransform &InTransform)
static FTransform ParseTransform(const FString &FieldName, const TSharedPtr< FJsonObject > &Object)
static FVector4 ParseVector4(const FString &FieldName, const TSharedPtr< FJsonObject > &Object)
static void ParseAndSetDroneParameters(APIDDrone *DronePtr, const TSharedPtr< FJsonObject > &JsonObject)
static void ParseAndOperateJSONFile(const FString &Path)
static FThermalCameraParameters ParseThermalCameraParameters(const TSharedPtr< FJsonObject > &ParametersObject)
static void AttachActorToSpectatorCamera(AActor *ActorPtr)
static TArray< ASensor * > SpawnedSensorsForDataCapture
static void ParsePropOrFoliage(const TSharedPtr< FJsonObject > &JsonObject, const FString &ObjectType)
static void ParseVehicle(const TSharedPtr< FJsonObject > &JsonObject)
static void ParseAndSetWheeledVehicleParameters(AVehicle *VehiclePtr, const TSharedPtr< FJsonObject > &JsonObject)
static void ParseVolumeDeletion(const TSharedPtr< FJsonObject > &JsonObject)
static void ParseDataCapture(const TSharedPtr< FJsonObject > &JsonObject)
static void SpawnSensorToVehicle(AVehicle *Vehicle, const TSharedPtr< FJsonObject > &SensorObject, bool HideVehicleMeshForCameras=false)
static void HandleSpectatorMovement(const TSharedPtr< FJsonObject > &JsonObject, AActor *Actor, const FTransform &Transform)
static void ParseWalkerSpawnPoints(const TSharedPtr< FJsonObject > &ParametersObject, FWalkerParameters &WalkerParams)
static void ParseCommands(const TSharedPtr< FJsonObject > &JsonObject)
static void ParseAndSetSemanticColors(const TSharedPtr< FJsonObject > &JsonObject)
static void ChangeWeather(const TSharedPtr< FJsonObject > &JsonObject)
static void SpawnWalker(const TSharedPtr< FJsonObject > &JsonObject)
static int32 GetIntValueOrDefault(const TSharedPtr< FJsonObject > &JsonObject, const FString &FieldName, int32 DefaultValue)
static void SpawnSensorWorld(const TSharedPtr< FJsonObject > &SensorObject)
bool UseGPSLocation
Definition: DataCapture.h:44
bool UseHeightAboveGround
Definition: DataCapture.h:57
TArray< FTransform > CapturePositions
Definition: DataCapture.h:32
bool CaptureRotatedViews
Definition: DataCapture.h:38
TArray< ASensor * > Sensors
Definition: DataCapture.h:23
float InnerOverlapRadiusMeters
EDroneEndAction DroneEndAction
EDroneAction DroneAction
TArray< FTransform > Points
FCameraBaseParameters CameraParameters
EWalkerAction WalkerAction
TArray< FTransform > Points
EWalkerType WalkerType
EWalkerEndAction WalkerEndAction