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88 lines
3.0 KiB
C++
88 lines
3.0 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#pragma once
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#include <SceneAPI/SceneCore/Components/ExportingComponent.h>
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namespace AZ
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{
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namespace SceneAPI
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{
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namespace Events
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{
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class ExportEventContext;
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}
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namespace Containers
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{
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class Scene;
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class SceneGraph;
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}
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namespace DataTypes
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{
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class IMeshData;
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}
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}
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}
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namespace PhysX
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{
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namespace Pipeline
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{
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class MeshGroup;
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class MeshExporter
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: public AZ::SceneAPI::SceneCore::ExportingComponent
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{
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public:
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AZ_COMPONENT(MeshExporter, "{4EA8B035-064D-456F-A9BA-0CDA40E9B84C}", AZ::SceneAPI::SceneCore::ExportingComponent);
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MeshExporter();
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~MeshExporter() override = default;
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static void Reflect(AZ::ReflectContext* context);
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AZ::SceneAPI::Events::ProcessingResult ProcessContext(AZ::SceneAPI::Events::ExportEventContext& context) const;
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private:
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AZ::SceneAPI::Events::ProcessingResult ExportMeshObject(AZ::SceneAPI::Events::ExportEventContext& context, const AZStd::shared_ptr<const AZ::SceneAPI::DataTypes::IMeshData>& meshToExport, const AZStd::string& nodePath, const Pipeline::MeshGroup& pxMeshGroup) const;
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};
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namespace Utils
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{
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//! A struct to store the materials of the mesh nodes selected in a mesh group.
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struct AssetMaterialsData
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{
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//! Material names coming from the source scene file.
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AZStd::vector<AZStd::string> m_sourceSceneMaterialNames;
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//! Look-up table for sourceSceneMaterialNames.
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AZStd::unordered_map<AZStd::string, size_t> m_materialIndexByName;
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//! Map of mesh nodes to their list of material indices associated to each face.
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AZStd::unordered_map<AZStd::string, AZStd::vector<AZ::u16>> m_nodesToPerFaceMaterialIndices;
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};
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//! Returns the list of materials assigned to the triangles
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//! of the mesh nodes selected in a mesh group.
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AZStd::optional<AssetMaterialsData> GatherMaterialsFromMeshGroup(
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const MeshGroup& meshGroup,
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const AZ::SceneAPI::Containers::SceneGraph& sceneGraph);
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//! Function to update a list of materials and physics materials from a new list.
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//! All those new materials not found in the previous list will fallback to default physics material.
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bool UpdateAssetPhysicsMaterials(
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const AZStd::vector<AZStd::string>& newMaterials,
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AZStd::vector<AZStd::string>& materials,
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AZStd::vector<AZStd::string>& physicsMaterials);
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} // namespace Utils
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} // namespace Pipeline
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} // namespace PhysX
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