PhysicsMaterialUtilities.h

Go to the documentation of this file.

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
 
#include "Chaos/ArrayCollectionArray.h"
#include "Chaos/Framework/Handles.h"
#include "Chaos/ParticleHandleFwd.h"
#include "Chaos/Serializable.h"
#include "Chaos/ShapeInstanceFwd.h"
#include "Templates/UniquePtr.h"
 
namespace Chaos
{
    class FChaosPhysicsMaterial;
 
    namespace Private
    {
        // Get the physical material for the specified Shape on the particle.
        // NOTE: each shape may have its own material, but the particle may also have an override.
        extern CHAOS_API const FChaosPhysicsMaterial* GetPhysicsMaterial(
            const FGeometryParticleHandle* Particle,
            const FShapeInstance* Shape,
            const int32 FaceIndex,
            const TArrayCollectionArray<TSerializablePtr<FChaosPhysicsMaterial>>* PhysicsMaterials,
            const TArrayCollectionArray<TUniquePtr<FChaosPhysicsMaterial>>* PerParticlePhysicsMaterials,
            const THandleArray<FChaosPhysicsMaterial>* const SimMaterials);
 
        // Get the first physical material on the particle (a multi-shape particle may have many)
        extern CHAOS_API const FChaosPhysicsMaterial* GetFirstPhysicsMaterial(
            const FGeometryParticleHandle* Particle,
            const TArrayCollectionArray<TSerializablePtr<FChaosPhysicsMaterial>>* PhysicsMaterials,
            const TArrayCollectionArray<TUniquePtr<FChaosPhysicsMaterial>>* PerParticlePhysicsMaterials,
            const THandleArray<FChaosPhysicsMaterial>* const SimMaterials);
    }
}