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o3de/Gems/Terrain/Code/Source/TerrainRenderer/TerrainAreaMaterialRequestB...

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C++

/*
* Copyright (c) Contributors to the Open 3D Engine Project.
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*
*/
#pragma once
#include <AzCore/Component/ComponentBus.h>
#include <SurfaceData/SurfaceDataTypes.h>
#include <Atom/RPI.Public/Material/Material.h>
#include <TerrainRenderer/Components/TerrainSurfaceMaterialsListComponent.h>
namespace Terrain
{
//! This bus provides retrieval of information from Terrain Surfaces.
class TerrainAreaMaterialRequests
: public AZ::ComponentBus
{
public:
////////////////////////////////////////////////////////////////////////
// EBusTraits
using MutexType = AZStd::recursive_mutex;
////////////////////////////////////////////////////////////////////////
virtual ~TerrainAreaMaterialRequests() = default;
//! Get the Material asset assigned to a particular surface tag.
virtual const AZStd::vector<struct TerrainSurfaceMaterialMapping>& GetSurfaceMaterialMappings(AZ::Aabb& region) const = 0;
};
using TerrainAreaMaterialRequestBus = AZ::EBus<TerrainAreaMaterialRequests>;
//! Notifications for when the surface -> material mapping changes..
class TerrainAreaMaterialNotifications : public AZ::EBusTraits
{
public:
//////////////////////////////////////////////////////////////////////////
// EBusTraits overrides
static const AZ::EBusHandlerPolicy HandlerPolicy = AZ::EBusHandlerPolicy::Multiple;
static const AZ::EBusAddressPolicy AddressPolicy = AZ::EBusAddressPolicy::Single;
//////////////////////////////////////////////////////////////////////////
virtual void OnTerrainSurfaceMaterialMappingCreated(
[[maybe_unused]] AZ::EntityId entityId,
[[maybe_unused]] SurfaceData::SurfaceTag surface,
[[maybe_unused]] AZ::Data::Instance<AZ::RPI::Material> material)
{
}
virtual void OnTerrainSurfaceMaterialMappingDestroyed(
[[maybe_unused]] AZ::EntityId entityId,
[[maybe_unused]] SurfaceData::SurfaceTag surface)
{
}
virtual void OnTerrainSurfaceMaterialMappingChanged(
[[maybe_unused]] AZ::EntityId entityId,
[[maybe_unused]] SurfaceData::SurfaceTag surface,
[[maybe_unused]] AZ::Data::Instance<AZ::RPI::Material> material)
{
}
virtual void OnTerrainSurfaceMaterialMappingRegionChanged(
[[maybe_unused]] AZ::EntityId entityId,
[[maybe_unused]] const AZ::Aabb& oldRegion,
[[maybe_unused]] const AZ::Aabb& newRegion)
{
}
};
using TerrainAreaMaterialNotificationBus = AZ::EBus<TerrainAreaMaterialNotifications>;
} // namespace Terrain