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75 lines
3.5 KiB
C++
75 lines
3.5 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 <AzCore/Memory/Memory.h>
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#include <SceneAPI/SceneCore/DataTypes/Rules/IRule.h>
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#include <SceneAPI/SceneData/SceneDataConfiguration.h>
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#include <SceneAPI/SceneCore/DataTypes/GraphData/IMeshVertexTangentData.h>
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#include <SceneAPI/SceneCore/Containers/SceneGraph.h>
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namespace AZ
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{
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class ReflectContext;
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namespace SceneAPI
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{
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namespace Containers
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{
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class Scene;
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}
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namespace DataTypes
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{
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class IMeshVertexUVData;
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class IMeshVertexTangentData;
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class IMeshVertexBitangentData;
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}
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namespace SceneData
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{
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class SCENE_DATA_CLASS TangentsRule
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: public DataTypes::IRule
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{
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public:
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AZ_RTTI(TangentsRule, "{4BD1CE13-D2EB-4CCF-AB21-4877EF69DE7D}", DataTypes::IRule);
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AZ_CLASS_ALLOCATOR(TangentsRule, AZ::SystemAllocator, 0)
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SCENE_DATA_API TangentsRule();
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SCENE_DATA_API ~TangentsRule() override = default;
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SCENE_DATA_API AZ::SceneAPI::DataTypes::TangentSpace GetTangentSpace() const;
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SCENE_DATA_API AZ::SceneAPI::DataTypes::BitangentMethod GetBitangentMethod() const;
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SCENE_DATA_API AZ::u64 GetUVSetIndex() const;
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SCENE_DATA_API bool GetNormalizeVectors() const;
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SCENE_DATA_API static AZ::SceneAPI::DataTypes::IMeshVertexUVData* FindUVData(AZ::SceneAPI::Containers::SceneGraph& graph, const AZ::SceneAPI::Containers::SceneGraph::NodeIndex& nodeIndex, AZ::u64 uvSet);
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SCENE_DATA_API static AZ::SceneAPI::DataTypes::IMeshVertexTangentData* FindTangentData(AZ::SceneAPI::Containers::SceneGraph& graph, const AZ::SceneAPI::Containers::SceneGraph::NodeIndex& nodeIndex, AZ::u64 setIndex, AZ::SceneAPI::DataTypes::TangentSpace tangentSpace);
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SCENE_DATA_API static AZ::SceneAPI::DataTypes::IMeshVertexBitangentData* FindBitangentData(AZ::SceneAPI::Containers::SceneGraph& graph, const AZ::SceneAPI::Containers::SceneGraph::NodeIndex& nodeIndex, AZ::u64 setIndex, AZ::SceneAPI::DataTypes::TangentSpace tangentSpace);
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static void Reflect(ReflectContext* context);
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protected:
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AZ::Crc32 GetNormalizeVisibility() const;
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AZ::Crc32 GetOrthogonalVisibility() const;
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AZ::SceneAPI::DataTypes::TangentSpace m_tangentSpace; /**< Specifies how to handle tangents. Either generate them, or import them. */
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AZ::SceneAPI::DataTypes::BitangentMethod m_bitangentMethod; /**< Grab the bitangents from the generator/source or use an orthogonal basis by always calculating them? */
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AZ::u64 m_uvSetIndex; /**< Generate the tangents from this UV set. */
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bool m_normalize; /**< Normalize the tangent and bitangents? */
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};
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} // SceneData
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} // SceneAPI
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} // AZ
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