CarlaStatics.h

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// Copyright (c) 2017 Computer Vision Center (CVC) at the Universitat Autonoma
// de Barcelona (UAB).
//
// This work is licensed under the terms of the MIT license.
// For a copy, see <https://opensource.org/licenses/MIT>.
 
#pragma once
 
#include "Carla/Game/CarlaEpisode.h"
#include "Carla/Game/CarlaGameInstance.h"
#include "Carla/Game/CarlaGameModeBase.h"
#include "Carla/Settings/CarlaSettings.h"
 
#include "Kismet/GameplayStatics.h"
#include "Kismet/BlueprintFunctionLibrary.h"
 
#include "CarlaStatics.generated.h"
 
// =============================================================================
// -- UCarlaStatics declaration ------------------------------------------------
// =============================================================================
 
UCLASS()
class CARLA_API UCarlaStatics : public UBlueprintFunctionLibrary
{
  GENERATED_BODY()
 
public:
 
  UFUNCTION(BlueprintPure, Category="CARLA", meta=(WorldContext="WorldContextObject"))
  static ACarlaGameModeBase *GetGameMode(const UObject *WorldContextObject);
 
  UFUNCTION(BlueprintPure, Category="CARLA", meta=(WorldContext="WorldContextObject"))
  static UCarlaGameInstance *GetGameInstance(const UObject *WorldContextObject);
 
  UFUNCTION(BlueprintPure, Category="CARLA", meta=(WorldContext="WorldContextObject"))
  static UCarlaEpisode *GetCurrentEpisode(const UObject *WorldContextObject);
 
  UFUNCTION(BlueprintPure, Category="CARLA", meta=(WorldContext="WorldContextObject"))
  static UCarlaSettings *GetCarlaSettings(const UObject *WorldContextObject);
 
  UFUNCTION(BlueprintPure, Category="CARLA")
  static TArray<FString> GetAllMapNames();
 
  UFUNCTION(BlueprintPure, Category="CARLA", meta=(WorldContext="WorldContextObject"))
  static ACarlaRecorder* GetRecorder(const UObject *WorldContextObject);
 
  static CarlaReplayer* GetReplayer(const UObject *WorldContextObject);
 
  UFUNCTION(BlueprintPure, Category="CARLA", meta=(WorldContext="WorldContextObject"))
  static ALargeMapManager* GetLargeMapManager(const UObject *WorldContextObject);
};
 
// =============================================================================
// -- UCarlaStatics implementation ---------------------------------------------
// =============================================================================
 
inline ACarlaGameModeBase *UCarlaStatics::GetGameMode(const UObject *WorldContext)
{
  return Cast<ACarlaGameModeBase>(UGameplayStatics::GetGameMode(WorldContext));
}
 
inline UCarlaGameInstance *UCarlaStatics::GetGameInstance(const UObject *WorldContext)
{
  return Cast<UCarlaGameInstance>(UGameplayStatics::GetGameInstance(WorldContext));
}
 
inline UCarlaEpisode *UCarlaStatics::GetCurrentEpisode(const UObject *WorldContext)
{
  auto GameInstance = GetGameInstance(WorldContext);
  return GameInstance != nullptr ? GameInstance->GetCarlaEpisode() : nullptr;
}
 
inline UCarlaSettings *UCarlaStatics::GetCarlaSettings(const UObject *WorldContext)
{
  auto GameInstance = GetGameInstance(WorldContext);
  return GameInstance != nullptr ? GameInstance->GetCARLASettings() : nullptr;
}
 
inline ACarlaRecorder* UCarlaStatics::GetRecorder(const UObject *WorldContextObject)
{
  auto* Episode = UCarlaStatics::GetCurrentEpisode(WorldContextObject);
  if (Episode)
  {
    return Episode->GetRecorder();
  }
  return nullptr;
}
 
inline CarlaReplayer* UCarlaStatics::GetReplayer(const UObject *WorldContextObject)
{
  auto* Episode = UCarlaStatics::GetCurrentEpisode(WorldContextObject);
  if (Episode)
  {
    return Episode->GetReplayer();
  }
  return nullptr;
}
 
inline ALargeMapManager* UCarlaStatics::GetLargeMapManager(const UObject *WorldContextObject)
{
  ACarlaGameModeBase* GameMode = GetGameMode(WorldContextObject);
  if (GameMode)
  {
    return GameMode->GetLMManager();
  }
  return nullptr;
}