PropParameters.h

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// Copyright (c) 2026 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 <util/ue-header-guard-begin.h>
#include "Engine/StaticMesh.h"
#include <util/ue-header-guard-end.h>
 
#include "PropParameters.generated.h"
 
UENUM(BlueprintType)
enum class EPropSize : uint8
{
 
  Tiny        UMETA(DisplayName = "Tiny",   ToolTip = "Smaller than a mailbox"),
  Small       UMETA(DisplayName = "Small",  ToolTip = "Size of a mailbox"),
  Medium      UMETA(DisplayName = "Medium", ToolTip = "Size of a human"),
  Big         UMETA(DisplayName = "Big",    ToolTip = "Size of a bus stop"),
  Huge        UMETA(DisplayName = "Huge",   ToolTip = "Size of a house or bigger"),
 
  SIZE        UMETA(Hidden),
  INVALID     UMETA(DisplayName = "INVALID")
};
 
USTRUCT(BlueprintType)
struct CARLA_API FPropParameters
{
  GENERATED_BODY()
 
  UPROPERTY(EditAnywhere, BlueprintReadWrite)
  FString Name;
 
  // Soft reference so catalog parsing does not force-load the mesh; resolution
  // happens in MakePropDefinition / the prop factory mesh cache.
  UPROPERTY(EditAnywhere, BlueprintReadWrite)
  TSoftObjectPtr<UStaticMesh> Mesh;
 
  UPROPERTY(EditAnywhere, BlueprintReadWrite)
  EPropSize Size = EPropSize::INVALID;
 
  // What the prop is, in the two levels the catalogue groups by: a base type
  // such as "garbage", and a subtype within it such as "trash_cans".
  UPROPERTY(EditAnywhere, BlueprintReadWrite)
  FString BaseType;
 
  UPROPERTY(EditAnywhere, BlueprintReadWrite)
  FString SubType;
};