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63 lines
2.4 KiB
C++
63 lines
2.4 KiB
C++
/*
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* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
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* its licensors.
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*
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* For complete copyright and license terms please see the LICENSE at the root of this
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* distribution (the "License"). All use of this software is governed by the License,
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* or, if provided, by the license below or the license accompanying this file. Do not
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* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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*
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*/
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#pragma once
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#include <Atom/Feature/Mesh/MeshFeatureProcessorInterface.h>
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#include <AzCore/std/containers/vector.h>
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#include <Azcore/Math/Vector3.h>
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namespace LmbrCentral
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{
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class MeshComponentRequests;
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}
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namespace Blast
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{
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class BlastMeshData;
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class BlastActor;
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//! Responsible for synchronizing render meshes of BlastFamily to corresponding BlastActors.
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//! Ideally we would want to just have meshes directly on the BlastActor,
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//! but that was impossible with LmbrCentral MeshComponent which cannot hold several
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//! meshes and several MeshComponents cannot exist on the same entity.
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//! It is possible to do with Atom and should be addressed in SPEC-3880
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class ActorRenderManager
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{
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public:
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// Initializes the manager by creating an entity with a render mesh for each chunk.
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// Initially all meshes are invisible.
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ActorRenderManager(
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AZ::Render::MeshFeatureProcessorInterface* meshFeatureProcessor, BlastMeshData* meshData,
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AZ::EntityId entityId, uint32_t chunkCount, const AZ::Vector3& scale);
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// Callback that makes meshes corresponding to the actor visible and follows it's transform.
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void OnActorCreated(const BlastActor& actor);
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// Callback that makes meshes corresponding to the actor invisible.
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void OnActorDestroyed(const BlastActor& actor);
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// Update positions of entities with render meshes corresponding to their right dynamic bodies.
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void SyncMeshes();
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protected:
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BlastMeshData* m_meshData;
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AZ::Render::MeshFeatureProcessorInterface* m_meshFeatureProcessor = nullptr;
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AZStd::vector<AZ::Render::MeshFeatureProcessorInterface::MeshHandle> m_chunkMeshHandles;
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AZStd::vector<const BlastActor*> m_chunkActors;
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uint32_t m_chunkCount;
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AZ::Vector3 m_scale;
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AZ::Render::MaterialAssignmentMap m_materialMap;
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};
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} // namespace Blast
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