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o3de/Code/Tools/RC/ResourceCompilerScene/Common/WorldMatrixExporter.h
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2021-03-08 14:30:57 -08:00

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/*
* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
* its licensors.
*
* For complete copyright and license terms please see the LICENSE at the root of this
* distribution (the "License"). All use of this software is governed by the License,
* or, if provided, by the license below or the license accompanying this file. Do not
* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*
*/
#pragma once
#include <Cry_Matrix34.h>
#include <SceneAPI/SceneCore/Components/RCExportingComponent.h>
#include <SceneAPI/SceneCore/Containers/SceneGraph.h>
#include <SceneAPI/SceneCore/DataTypes/MatrixType.h>
namespace AZ
{
class Transform;
namespace SceneAPI
{
namespace DataTypes
{
class IOriginRule;
class IGroup;
}
}
namespace RC
{
struct ContainerExportContext;
struct NodeExportContext;
class WorldMatrixExporter
: public SceneAPI::SceneCore::RCExportingComponent
{
public:
AZ_COMPONENT(WorldMatrixExporter, "{65A0914C-5953-405F-819B-0E6EB96938F1}", SceneAPI::SceneCore::RCExportingComponent);
WorldMatrixExporter();
~WorldMatrixExporter() override = default;
static void Reflect(ReflectContext* context);
SceneAPI::Events::ProcessingResult ProcessMeshGroup(ContainerExportContext& context);
SceneAPI::Events::ProcessingResult ProcessNode(NodeExportContext& context);
protected:
using HierarchyStorageIterator = SceneAPI::Containers::SceneGraph::HierarchyStorageConstIterator;
using MatrixType = SceneAPI::DataTypes::MatrixType;
bool ConcatenateMatricesUpwards(MatrixType& transform, const HierarchyStorageIterator& nodeIterator, const SceneAPI::Containers::SceneGraph& graph) const;
bool MultiplyEndPointTransforms(MatrixType& transform, const HierarchyStorageIterator& nodeIterator, const SceneAPI::Containers::SceneGraph& graph) const;
void SceneAPIMatrixTypeToMatrix34(Matrix34& out, const MatrixType& in) const;
MatrixType m_cachedRootMatrix;
const SceneAPI::DataTypes::IGroup* m_cachedGroup;
bool m_cachedRootMatrixIsSet;
};
} // namespace RC
} // namespace AZ