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authorsanine <sanine.not@pm.me>2022-03-04 10:47:15 -0600
committersanine <sanine.not@pm.me>2022-03-04 10:47:15 -0600
commit058f98a63658dc1a2579826ba167fd61bed1e21f (patch)
treebcba07a1615a14d943f3af3f815a42f3be86b2f3 /src/mesh/assimp-master/code/AssetLib/FBX/FBXExporter.h
parent2f8028ac9e0812cb6f3cbb08f0f419e4e717bd22 (diff)
add assimp submodule
Diffstat (limited to 'src/mesh/assimp-master/code/AssetLib/FBX/FBXExporter.h')
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+/*
+Open Asset Import Library (assimp)
+----------------------------------------------------------------------
+
+Copyright (c) 2006-2022, assimp team
+
+All rights reserved.
+
+Redistribution and use of this software in source and binary forms,
+with or without modification, are permitted provided that the
+following conditions are met:
+
+* Redistributions of source code must retain the above
+copyright notice, this list of conditions and the
+following disclaimer.
+
+* Redistributions in binary form must reproduce the above
+copyright notice, this list of conditions and the
+following disclaimer in the documentation and/or other
+materials provided with the distribution.
+
+* Neither the name of the assimp team, nor the names of its
+contributors may be used to endorse or promote products
+derived from this software without specific prior
+written permission of the assimp team.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+----------------------------------------------------------------------
+*/
+
+/** @file FBXExporter.h
+* Declares the exporter class to write a scene to an fbx file
+*/
+#ifndef AI_FBXEXPORTER_H_INC
+#define AI_FBXEXPORTER_H_INC
+
+#ifndef ASSIMP_BUILD_NO_FBX_EXPORTER
+
+#include "FBXExportNode.h" // FBX::Node
+#include "FBXCommon.h" // FBX::TransformInheritance
+
+#include <assimp/types.h>
+//#include <assimp/material.h>
+#include <assimp/StreamWriter.h> // StreamWriterLE
+#include <assimp/Exceptional.h> // DeadlyExportError
+
+#include <vector>
+#include <map>
+#include <unordered_set>
+#include <memory> // shared_ptr
+#include <sstream> // stringstream
+
+struct aiScene;
+struct aiNode;
+struct aiLight;
+
+namespace Assimp {
+ class IOSystem;
+ class IOStream;
+ class ExportProperties;
+
+ // ---------------------------------------------------------------------
+ /** Helper class to export a given scene to an FBX file. */
+ // ---------------------------------------------------------------------
+ class FBXExporter
+ {
+ public:
+ /// Constructor for a specific scene to export
+ FBXExporter(const aiScene* pScene, const ExportProperties* pProperties);
+
+ // call one of these methods to export
+ void ExportBinary(const char* pFile, IOSystem* pIOSystem);
+ void ExportAscii(const char* pFile, IOSystem* pIOSystem);
+
+ private:
+ bool binary; // whether current export is in binary or ascii format
+ const aiScene* mScene; // the scene to export
+ const ExportProperties* mProperties; // currently unused
+ std::shared_ptr<IOStream> outfile; // file to write to
+
+ std::vector<FBX::Node> connections; // connection storage
+
+ std::vector<int64_t> mesh_uids;
+ std::vector<int64_t> material_uids;
+ std::map<const aiNode*,int64_t> node_uids;
+ std::map<std::string,int64_t> lights_uids;
+
+ // this crude unique-ID system is actually fine
+ int64_t last_uid = 999999;
+ int64_t generate_uid() { return ++last_uid; }
+
+ // binary files have a specific header and footer,
+ // in addition to the actual data
+ void WriteBinaryHeader();
+ void WriteBinaryFooter();
+
+ // ascii files have a comment at the top
+ void WriteAsciiHeader();
+
+ // WriteAllNodes does the actual export.
+ // It just calls all the Write<Section> methods below in order.
+ void WriteAllNodes();
+
+ // Methods to write individual sections.
+ // The order here matches the order inside an FBX file.
+ // Each method corresponds to a top-level FBX section,
+ // except WriteHeader which also includes some binary-only sections
+ // and WriteFooter which is binary data only.
+ void WriteHeaderExtension();
+ // WriteFileId(); // binary-only, included in WriteHeader
+ // WriteCreationTime(); // binary-only, included in WriteHeader
+ // WriteCreator(); // binary-only, included in WriteHeader
+ void WriteGlobalSettings();
+ void WriteDocuments();
+ void WriteReferences();
+ void WriteDefinitions();
+ void WriteObjects();
+ void WriteConnections();
+ // WriteTakes(); // deprecated since at least 2015 (fbx 7.4)
+
+ // helpers
+ void WriteAsciiSectionHeader(const std::string& title);
+ void WriteModelNodes(
+ Assimp::StreamWriterLE& s,
+ const aiNode* node,
+ int64_t parent_uid,
+ const std::unordered_set<const aiNode*>& limbnodes
+ );
+ void WriteModelNodes( // usually don't call this directly
+ StreamWriterLE& s,
+ const aiNode* node,
+ int64_t parent_uid,
+ const std::unordered_set<const aiNode*>& limbnodes,
+ std::vector<std::pair<std::string,aiVector3D>>& transform_chain
+ );
+ void WriteModelNode( // nor this
+ StreamWriterLE& s,
+ bool binary,
+ const aiNode* node,
+ int64_t node_uid,
+ const std::string& type,
+ const std::vector<std::pair<std::string,aiVector3D>>& xfm_chain,
+ FBX::TransformInheritance ti_type=FBX::TransformInheritance_RSrs
+ );
+ void WriteAnimationCurveNode(
+ StreamWriterLE &outstream,
+ int64_t uid,
+ const std::string &name, // "T", "R", or "S"
+ aiVector3D default_value,
+ const std::string &property_name, // "Lcl Translation" etc
+ int64_t animation_layer_uid,
+ int64_t node_uid);
+ void WriteAnimationCurve(
+ StreamWriterLE& outstream,
+ double default_value,
+ const std::vector<int64_t>& times,
+ const std::vector<float>& values,
+ int64_t curvenode_id,
+ const std::string& property_link // "d|X", "d|Y", etc
+ );
+ };
+}
+
+#endif // ASSIMP_BUILD_NO_FBX_EXPORTER
+
+#endif // AI_FBXEXPORTER_H_INC