Initial FBX Export Support, sponsored by MyDidimo (mydidimo.com).
Supports: * mesh data with normals and uvs * lambert and phong materials * file textures * bones / skeletons * skinning Does not yet support: * animations * cameras * lights * embedded textures
This commit is contained in:
Tommy
parent
0c8f574229
commit
242b5d5874
17
CREDITS
17
CREDITS
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@ -157,12 +157,27 @@ Contributed ExportProperties interface
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Contributed X File exporter
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Contributed Step (stp) exporter
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- Thomas Iorns (mesilliac)
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Initial FBX Export support
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For a more detailed list just check: https://github.com/assimp/assimp/network/members
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Patreons:
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========
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Patreons
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========
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Huge thanks to our Patreons!
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- migenius
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- Marcus
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- Cort
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- elect
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- Steffen
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===================
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Commercial Sponsors
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===================
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- MyDidimo (mydidimo.com): Sponsored development of FBX Export support
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@ -522,6 +522,13 @@ ADD_ASSIMP_IMPORTER( FBX
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FBXDeformer.cpp
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FBXBinaryTokenizer.cpp
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FBXDocumentUtil.cpp
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FBXExporter.h
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FBXExporter.cpp
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FBXExportNode.h
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FBXExportNode.cpp
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FBXExportProperty.h
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FBXExportProperty.cpp
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FBXCommon.h
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)
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SET( PostProcessing_SRCS
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@ -641,7 +648,7 @@ ADD_ASSIMP_IMPORTER( X
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XFileExporter.cpp
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)
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ADD_ASSIMP_IMPORTER(X3D
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ADD_ASSIMP_IMPORTER( X3D
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X3DExporter.cpp
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X3DExporter.hpp
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X3DImporter.cpp
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@ -97,6 +97,8 @@ void ExportSceneGLB2(const char*, IOSystem*, const aiScene*, const ExportPropert
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void ExportSceneAssbin(const char*, IOSystem*, const aiScene*, const ExportProperties*);
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void ExportSceneAssxml(const char*, IOSystem*, const aiScene*, const ExportProperties*);
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void ExportSceneX3D(const char*, IOSystem*, const aiScene*, const ExportProperties*);
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void ExportSceneFBX(const char*, IOSystem*, const aiScene*, const ExportProperties*);
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//void ExportSceneFBXA(const char*, IOSystem*, const aiScene*, const ExportProperties*);
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void ExportScene3MF( const char*, IOSystem*, const aiScene*, const ExportProperties* );
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// ------------------------------------------------------------------------------------------------
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@ -169,6 +171,11 @@ Exporter::ExportFormatEntry gExporters[] =
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Exporter::ExportFormatEntry( "x3d", "Extensible 3D", "x3d" , &ExportSceneX3D, 0 ),
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#endif
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#ifndef ASSIMP_BUILD_NO_FBX_EXPORTER
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Exporter::ExportFormatEntry( "fbx", "Autodesk FBX (binary)", "fbx", &ExportSceneFBX, 0 ),
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//Exporter::ExportFormatEntry( "fbxa", "Autodesk FBX (ascii)", "fbx", &ExportSceneFBXA, 0 ),
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#endif
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#ifndef ASSIMP_BUILD_NO_3MF_EXPORTER
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Exporter::ExportFormatEntry( "3mf", "The 3MF-File-Format", "3mf", &ExportScene3MF, 0 )
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#endif
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@ -0,0 +1,86 @@
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/*
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Open Asset Import Library (assimp)
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----------------------------------------------------------------------
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Copyright (c) 2006-2018, assimp team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the
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||||
following conditions are met:
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||||
|
||||
* 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.
|
||||
|
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* 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.
|
||||
|
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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
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||||
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,
|
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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
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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----------------------------------------------------------------------
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*/
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/** @file FBXCommon.h
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* Some useful constants and enums for dealing with FBX files.
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*/
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#ifndef AI_FBXCOMMON_H_INC
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#define AI_FBXCOMMON_H_INC
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#ifndef ASSIMP_BUILD_NO_FBX_EXPORTER
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namespace FBX
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{
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const std::string NULL_RECORD = { // 13 null bytes
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'\0','\0','\0','\0','\0','\0','\0','\0','\0','\0','\0','\0','\0'
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}; // who knows why
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const std::string SEPARATOR = {'\x00', '\x01'}; // for use inside strings
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const std::string MAGIC_NODE_TAG = "_$AssimpFbx$"; // from import
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const int64_t SECOND = 46186158000; // FBX's kTime unit
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// rotation order. We'll probably use EulerXYZ for everything
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enum RotOrder {
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RotOrder_EulerXYZ = 0,
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RotOrder_EulerXZY,
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RotOrder_EulerYZX,
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RotOrder_EulerYXZ,
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RotOrder_EulerZXY,
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RotOrder_EulerZYX,
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RotOrder_SphericXYZ,
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RotOrder_MAX // end-of-enum sentinel
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};
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// transformation inheritance method. Most of the time RSrs
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enum TransformInheritance {
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TransformInheritance_RrSs = 0,
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TransformInheritance_RSrs,
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TransformInheritance_Rrs,
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TransformInheritance_MAX // end-of-enum sentinel
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};
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}
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#endif // ASSIMP_BUILD_NO_FBX_EXPORTER
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#endif // AI_FBXCOMMON_H_INC
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@ -0,0 +1,284 @@
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/*
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Open Asset Import Library (assimp)
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----------------------------------------------------------------------
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Copyright (c) 2006-2018, 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.
|
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----------------------------------------------------------------------
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*/
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#ifndef ASSIMP_BUILD_NO_EXPORT
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#ifndef ASSIMP_BUILD_NO_FBX_EXPORTER
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#include "FBXExportNode.h"
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#include "FBXCommon.h"
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#include <assimp/StreamWriter.h> // StreamWriterLE
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#include <assimp/ai_assert.h>
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#include <string>
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#include <memory> // shared_ptr
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// AddP70<type> helpers... there's no usable pattern here,
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// so all are defined as separate functions.
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// Even "animatable" properties are often completely different
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// from the standard (nonanimated) property definition,
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// so they are specified with an 'A' suffix.
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void FBX::Node::AddP70int(
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const std::string& name, int32_t value
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) {
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FBX::Node n("P");
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n.AddProperties(name, "int", "Integer", "", value);
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AddChild(n);
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}
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void FBX::Node::AddP70bool(
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const std::string& name, bool value
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) {
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FBX::Node n("P");
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n.AddProperties(name, "bool", "", "", int32_t(value));
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AddChild(n);
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}
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void FBX::Node::AddP70double(
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const std::string& name, double value
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) {
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FBX::Node n("P");
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n.AddProperties(name, "double", "Number", "", value);
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AddChild(n);
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}
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void FBX::Node::AddP70numberA(
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const std::string& name, double value
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) {
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FBX::Node n("P");
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n.AddProperties(name, "Number", "", "A", value);
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AddChild(n);
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}
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void FBX::Node::AddP70color(
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const std::string& name, double r, double g, double b
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) {
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FBX::Node n("P");
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n.AddProperties(name, "ColorRGB", "Color", "", r, g, b);
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AddChild(n);
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}
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void FBX::Node::AddP70colorA(
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const std::string& name, double r, double g, double b
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) {
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FBX::Node n("P");
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n.AddProperties(name, "Color", "", "A", r, g, b);
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AddChild(n);
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}
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void FBX::Node::AddP70vector(
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const std::string& name, double x, double y, double z
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) {
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FBX::Node n("P");
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n.AddProperties(name, "Vector3D", "Vector", "", x, y, z);
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AddChild(n);
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}
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void FBX::Node::AddP70vectorA(
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const std::string& name, double x, double y, double z
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) {
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FBX::Node n("P");
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n.AddProperties(name, "Vector", "", "A", x, y, z);
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AddChild(n);
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}
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void FBX::Node::AddP70string(
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const std::string& name, const std::string& value
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) {
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FBX::Node n("P");
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n.AddProperties(name, "KString", "", "", value);
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AddChild(n);
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}
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void FBX::Node::AddP70enum(
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const std::string& name, int32_t value
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) {
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FBX::Node n("P");
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n.AddProperties(name, "enum", "", "", value);
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AddChild(n);
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}
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void FBX::Node::AddP70time(
|
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const std::string& name, int64_t value
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) {
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FBX::Node n("P");
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n.AddProperties(name, "KTime", "Time", "", value);
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AddChild(n);
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}
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// public member functions for writing to binary fbx
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void FBX::Node::Dump(std::shared_ptr<Assimp::IOStream> outfile)
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{
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Assimp::StreamWriterLE outstream(outfile);
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Dump(outstream);
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}
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void FBX::Node::Dump(Assimp::StreamWriterLE &s)
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{
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// write header section (with placeholders for some things)
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Begin(s);
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// write properties
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DumpProperties(s);
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// go back and fill in property related placeholders
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EndProperties(s, properties.size());
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// write children
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DumpChildren(s);
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|
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// finish, filling in end offset placeholder
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End(s, !children.empty());
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}
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void FBX::Node::Begin(Assimp::StreamWriterLE &s)
|
||||
{
|
||||
// remember start pos so we can come back and write the end pos
|
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this->start_pos = s.Tell();
|
||||
|
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// placeholders for end pos and property section info
|
||||
s.PutU4(0); // end pos
|
||||
s.PutU4(0); // number of properties
|
||||
s.PutU4(0); // total property section length
|
||||
|
||||
// node name
|
||||
s.PutU1(name.size()); // length of node name
|
||||
s.PutString(name); // node name as raw bytes
|
||||
|
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// property data comes after here
|
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this->property_start = s.Tell();
|
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}
|
||||
|
||||
void FBX::Node::DumpProperties(Assimp::StreamWriterLE& s)
|
||||
{
|
||||
for (auto &p : properties) {
|
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p.Dump(s);
|
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}
|
||||
}
|
||||
|
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void FBX::Node::DumpChildren(Assimp::StreamWriterLE& s)
|
||||
{
|
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for (FBX::Node& child : children) {
|
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child.Dump(s);
|
||||
}
|
||||
}
|
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|
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void FBX::Node::EndProperties(Assimp::StreamWriterLE &s)
|
||||
{
|
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EndProperties(s, properties.size());
|
||||
}
|
||||
|
||||
void FBX::Node::EndProperties(
|
||||
Assimp::StreamWriterLE &s,
|
||||
size_t num_properties
|
||||
) {
|
||||
if (num_properties == 0) { return; }
|
||||
size_t pos = s.Tell();
|
||||
ai_assert(pos > property_start);
|
||||
size_t property_section_size = pos - property_start;
|
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s.Seek(start_pos + 4);
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s.PutU4(num_properties);
|
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s.PutU4(property_section_size);
|
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s.Seek(pos);
|
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}
|
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|
||||
void FBX::Node::End(
|
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Assimp::StreamWriterLE &s,
|
||||
bool has_children
|
||||
) {
|
||||
// if there were children, add a null record
|
||||
if (has_children) { s.PutString(FBX::NULL_RECORD); }
|
||||
|
||||
// now go back and write initial pos
|
||||
this->end_pos = s.Tell();
|
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s.Seek(start_pos);
|
||||
s.PutU4(end_pos);
|
||||
s.Seek(end_pos);
|
||||
}
|
||||
|
||||
|
||||
// static member functions
|
||||
|
||||
// convenience function to create and write a property node,
|
||||
// holding a single property which is an array of values.
|
||||
// does not copy the data, so is efficient for large arrays.
|
||||
// TODO: optional zip compression!
|
||||
void FBX::Node::WritePropertyNode(
|
||||
const std::string& name,
|
||||
const std::vector<double>& v,
|
||||
Assimp::StreamWriterLE& s
|
||||
){
|
||||
Node node(name);
|
||||
node.Begin(s);
|
||||
s.PutU1('d');
|
||||
s.PutU4(v.size()); // number of elements
|
||||
s.PutU4(0); // no encoding (1 would be zip-compressed)
|
||||
s.PutU4(v.size() * 8); // data size
|
||||
for (auto it = v.begin(); it != v.end(); ++it) { s.PutF8(*it); }
|
||||
node.EndProperties(s, 1);
|
||||
node.End(s, false);
|
||||
}
|
||||
|
||||
// convenience function to create and write a property node,
|
||||
// holding a single property which is an array of values.
|
||||
// does not copy the data, so is efficient for large arrays.
|
||||
// TODO: optional zip compression!
|
||||
void FBX::Node::WritePropertyNode(
|
||||
const std::string& name,
|
||||
const std::vector<int32_t>& v,
|
||||
Assimp::StreamWriterLE& s
|
||||
){
|
||||
Node node(name);
|
||||
node.Begin(s);
|
||||
s.PutU1('i');
|
||||
s.PutU4(v.size()); // number of elements
|
||||
s.PutU4(0); // no encoding (1 would be zip-compressed)
|
||||
s.PutU4(v.size() * 4); // data size
|
||||
for (auto it = v.begin(); it != v.end(); ++it) { s.PutI4(*it); }
|
||||
node.EndProperties(s, 1);
|
||||
node.End(s, false);
|
||||
}
|
||||
|
||||
|
||||
#endif // ASSIMP_BUILD_NO_FBX_EXPORTER
|
||||
#endif // ASSIMP_BUILD_NO_EXPORT
|
||||
|
|
@ -0,0 +1,197 @@
|
|||
/*
|
||||
Open Asset Import Library (assimp)
|
||||
----------------------------------------------------------------------
|
||||
|
||||
Copyright (c) 2006-2018, 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 FBXExportNode.h
|
||||
* Declares the FBX::Node helper class for fbx export.
|
||||
*/
|
||||
#ifndef AI_FBXEXPORTNODE_H_INC
|
||||
#define AI_FBXEXPORTNODE_H_INC
|
||||
|
||||
#ifndef ASSIMP_BUILD_NO_FBX_EXPORTER
|
||||
|
||||
#include "FBXExportProperty.h"
|
||||
|
||||
#include <assimp/StreamWriter.h> // StreamWriterLE
|
||||
|
||||
#include <string>
|
||||
#include <vector>
|
||||
|
||||
namespace FBX {
|
||||
class Node;
|
||||
}
|
||||
|
||||
class FBX::Node
|
||||
{
|
||||
public: // public data members
|
||||
// TODO: accessors
|
||||
std::string name; // node name
|
||||
std::vector<FBX::Property> properties; // node properties
|
||||
std::vector<FBX::Node> children; // child nodes
|
||||
|
||||
public: // constructors
|
||||
Node() = default;
|
||||
Node(const std::string& n) : name(n) {}
|
||||
Node(const std::string& n, const FBX::Property &p)
|
||||
: name(n)
|
||||
{ properties.push_back(p); }
|
||||
Node(const std::string& n, const std::vector<FBX::Property> &pv)
|
||||
: name(n), properties(pv) {}
|
||||
|
||||
public: // functions to add properties or children
|
||||
// add a single property to the node
|
||||
template <typename T>
|
||||
void AddProperty(T value) {
|
||||
properties.emplace_back(value);
|
||||
}
|
||||
|
||||
// convenience function to add multiple properties at once
|
||||
template <typename T, typename... More>
|
||||
void AddProperties(T value, More... more) {
|
||||
properties.emplace_back(value);
|
||||
AddProperties(more...);
|
||||
}
|
||||
void AddProperties() {}
|
||||
|
||||
// add a child node directly
|
||||
void AddChild(const Node& node) { children.push_back(node); }
|
||||
|
||||
// convenience function to add a child node with a single property
|
||||
template <typename... More>
|
||||
void AddChild(
|
||||
const std::string& name,
|
||||
More... more
|
||||
) {
|
||||
FBX::Node c(name);
|
||||
c.AddProperties(more...);
|
||||
children.push_back(c);
|
||||
}
|
||||
|
||||
public: // support specifically for dealing with Properties70 nodes
|
||||
|
||||
// it really is simpler to make these all separate functions.
|
||||
// the versions with 'A' suffixes are for animatable properties.
|
||||
// those often follow a completely different format internally in FBX.
|
||||
void AddP70int(const std::string& name, int32_t value);
|
||||
void AddP70bool(const std::string& name, bool value);
|
||||
void AddP70double(const std::string& name, double value);
|
||||
void AddP70numberA(const std::string& name, double value);
|
||||
void AddP70color(const std::string& name, double r, double g, double b);
|
||||
void AddP70colorA(const std::string& name, double r, double g, double b);
|
||||
void AddP70vector(const std::string& name, double x, double y, double z);
|
||||
void AddP70vectorA(const std::string& name, double x, double y, double z);
|
||||
void AddP70string(const std::string& name, const std::string& value);
|
||||
void AddP70enum(const std::string& name, int32_t value);
|
||||
void AddP70time(const std::string& name, int64_t value);
|
||||
|
||||
// template for custom P70 nodes.
|
||||
// anything that doesn't fit in the above can be created manually.
|
||||
template <typename... More>
|
||||
void AddP70(
|
||||
const std::string& name,
|
||||
const std::string& type,
|
||||
const std::string& type2,
|
||||
const std::string& flags,
|
||||
More... more
|
||||
) {
|
||||
Node n("P");
|
||||
n.AddProperties(name, type, type2, flags, more...);
|
||||
AddChild(n);
|
||||
}
|
||||
|
||||
public: // member functions for writing data to a file or stream
|
||||
|
||||
// write the full node as binary data to the given file or stream
|
||||
void Dump(std::shared_ptr<Assimp::IOStream> outfile);
|
||||
void Dump(Assimp::StreamWriterLE &s);
|
||||
|
||||
// these other functions are for writing data piece by piece.
|
||||
// they must be used carefully.
|
||||
// for usage examples see FBXExporter.cpp.
|
||||
void Begin(Assimp::StreamWriterLE &s);
|
||||
void DumpProperties(Assimp::StreamWriterLE& s);
|
||||
void EndProperties(Assimp::StreamWriterLE &s);
|
||||
void EndProperties(Assimp::StreamWriterLE &s, size_t num_properties);
|
||||
void DumpChildren(Assimp::StreamWriterLE& s);
|
||||
void End(Assimp::StreamWriterLE &s, bool has_children);
|
||||
|
||||
private: // data used for binary dumps
|
||||
size_t start_pos; // starting position in stream
|
||||
size_t end_pos; // ending position in stream
|
||||
size_t property_start; // starting position of property section
|
||||
|
||||
public: // static member functions
|
||||
|
||||
// convenience function to create a node with a single property,
|
||||
// and write it to the stream.
|
||||
template <typename T>
|
||||
static void WritePropertyNode(
|
||||
const std::string& name,
|
||||
const T value,
|
||||
Assimp::StreamWriterLE& s
|
||||
) {
|
||||
FBX::Property p(value);
|
||||
FBX::Node node(name, p);
|
||||
node.Dump(s);
|
||||
}
|
||||
|
||||
// convenience function to create and write a property node,
|
||||
// holding a single property which is an array of values.
|
||||
// does not copy the data, so is efficient for large arrays.
|
||||
static void WritePropertyNode(
|
||||
const std::string& name,
|
||||
const std::vector<double>& v,
|
||||
Assimp::StreamWriterLE& s
|
||||
);
|
||||
|
||||
// convenience function to create and write a property node,
|
||||
// holding a single property which is an array of values.
|
||||
// does not copy the data, so is efficient for large arrays.
|
||||
static void WritePropertyNode(
|
||||
const std::string& name,
|
||||
const std::vector<int32_t>& v,
|
||||
Assimp::StreamWriterLE& s
|
||||
);
|
||||
};
|
||||
|
||||
|
||||
#endif // ASSIMP_BUILD_NO_FBX_EXPORTER
|
||||
|
||||
#endif // AI_FBXEXPORTNODE_H_INC
|
||||
|
|
@ -0,0 +1,201 @@
|
|||
/*
|
||||
Open Asset Import Library (assimp)
|
||||
----------------------------------------------------------------------
|
||||
|
||||
Copyright (c) 2006-2018, 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.
|
||||
|
||||
----------------------------------------------------------------------
|
||||
*/
|
||||
#ifndef ASSIMP_BUILD_NO_EXPORT
|
||||
#ifndef ASSIMP_BUILD_NO_FBX_EXPORTER
|
||||
|
||||
#include "FBXExportProperty.h"
|
||||
|
||||
#include <assimp/StreamWriter.h> // StreamWriterLE
|
||||
#include <assimp/Exceptional.h> // DeadlyExportError
|
||||
|
||||
#include <string>
|
||||
#include <vector>
|
||||
#include <sstream> // stringstream
|
||||
|
||||
|
||||
// constructors for single element properties
|
||||
|
||||
FBX::Property::Property(bool v)
|
||||
: type('C'), data(1)
|
||||
{
|
||||
data = {uint8_t(v)};
|
||||
}
|
||||
|
||||
FBX::Property::Property(int16_t v) : type('Y'), data(2)
|
||||
{
|
||||
uint8_t* d = data.data();
|
||||
(reinterpret_cast<int16_t*>(d))[0] = v;
|
||||
}
|
||||
|
||||
FBX::Property::Property(int32_t v) : type('I'), data(4)
|
||||
{
|
||||
uint8_t* d = data.data();
|
||||
(reinterpret_cast<int32_t*>(d))[0] = v;
|
||||
}
|
||||
|
||||
FBX::Property::Property(float v) : type('F'), data(4)
|
||||
{
|
||||
uint8_t* d = data.data();
|
||||
(reinterpret_cast<float*>(d))[0] = v;
|
||||
}
|
||||
|
||||
FBX::Property::Property(double v) : type('D'), data(8)
|
||||
{
|
||||
uint8_t* d = data.data();
|
||||
(reinterpret_cast<double*>(d))[0] = v;
|
||||
}
|
||||
|
||||
FBX::Property::Property(int64_t v) : type('L'), data(8)
|
||||
{
|
||||
uint8_t* d = data.data();
|
||||
(reinterpret_cast<int64_t*>(d))[0] = v;
|
||||
}
|
||||
|
||||
|
||||
// constructors for array-type properties
|
||||
|
||||
FBX::Property::Property(const char* c, bool raw)
|
||||
: Property(std::string(c), raw)
|
||||
{}
|
||||
|
||||
// strings can either be saved as "raw" (R) data, or "string" (S) data
|
||||
FBX::Property::Property(const std::string& s, bool raw)
|
||||
: type(raw ? 'R' : 'S'), data(s.size())
|
||||
{
|
||||
for (size_t i = 0; i < s.size(); ++i) {
|
||||
data[i] = uint8_t(s[i]);
|
||||
}
|
||||
}
|
||||
|
||||
FBX::Property::Property(const std::vector<uint8_t>& r)
|
||||
: type('R'), data(r)
|
||||
{}
|
||||
|
||||
FBX::Property::Property(const std::vector<int32_t>& va)
|
||||
: type('i'), data(4*va.size())
|
||||
{
|
||||
int32_t* d = reinterpret_cast<int32_t*>(data.data());
|
||||
for (size_t i = 0; i < va.size(); ++i) { d[i] = va[i]; }
|
||||
}
|
||||
|
||||
FBX::Property::Property(const std::vector<double>& va)
|
||||
: type('d'), data(8*va.size())
|
||||
{
|
||||
double* d = reinterpret_cast<double*>(data.data());
|
||||
for (size_t i = 0; i < va.size(); ++i) { d[i] = va[i]; }
|
||||
}
|
||||
|
||||
FBX::Property::Property(const aiMatrix4x4& vm)
|
||||
: type('d'), data(8*16)
|
||||
{
|
||||
double* d = reinterpret_cast<double*>(data.data());
|
||||
for (size_t c = 0; c < 4; ++c) {
|
||||
for (size_t r = 0; r < 4; ++r) {
|
||||
d[4*c+r] = vm[r][c];
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// public member functions
|
||||
|
||||
size_t FBX::Property::size()
|
||||
{
|
||||
switch (type) {
|
||||
case 'C': case 'Y': case 'I': case 'F': case 'D': case 'L':
|
||||
return data.size() + 1;
|
||||
case 'S': case 'R':
|
||||
return data.size() + 5;
|
||||
case 'i': case 'd':
|
||||
return data.size() + 13;
|
||||
default:
|
||||
throw DeadlyExportError("Requested size on property of unknown type");
|
||||
}
|
||||
}
|
||||
|
||||
void FBX::Property::Dump(Assimp::StreamWriterLE &s)
|
||||
{
|
||||
s.PutU1(type);
|
||||
uint8_t* d;
|
||||
size_t N;
|
||||
switch (type) {
|
||||
case 'C': s.PutU1(*(reinterpret_cast<uint8_t*>(data.data()))); return;
|
||||
case 'Y': s.PutI2(*(reinterpret_cast<int16_t*>(data.data()))); return;
|
||||
case 'I': s.PutI4(*(reinterpret_cast<int32_t*>(data.data()))); return;
|
||||
case 'F': s.PutF4(*(reinterpret_cast<float*>(data.data()))); return;
|
||||
case 'D': s.PutF8(*(reinterpret_cast<double*>(data.data()))); return;
|
||||
case 'L': s.PutI8(*(reinterpret_cast<int64_t*>(data.data()))); return;
|
||||
case 'S':
|
||||
case 'R':
|
||||
s.PutU4(data.size());
|
||||
for (size_t i = 0; i < data.size(); ++i) { s.PutU1(data[i]); }
|
||||
return;
|
||||
case 'i':
|
||||
N = data.size() / 4;
|
||||
s.PutU4(N); // number of elements
|
||||
s.PutU4(0); // no encoding (1 would be zip-compressed)
|
||||
// TODO: compress if large?
|
||||
s.PutU4(data.size()); // data size
|
||||
d = data.data();
|
||||
for (size_t i = 0; i < N; ++i) {
|
||||
s.PutI4((reinterpret_cast<int32_t*>(d))[i]);
|
||||
}
|
||||
return;
|
||||
case 'd':
|
||||
N = data.size() / 8;
|
||||
s.PutU4(N); // number of elements
|
||||
s.PutU4(0); // no encoding (1 would be zip-compressed)
|
||||
// TODO: compress if large?
|
||||
s.PutU4(data.size()); // data size
|
||||
d = data.data();
|
||||
for (size_t i = 0; i < N; ++i) {
|
||||
s.PutF8((reinterpret_cast<double*>(d))[i]);
|
||||
}
|
||||
return;
|
||||
default:
|
||||
std::stringstream err;
|
||||
err << "Tried to dump property with invalid type '";
|
||||
err << type << "'!";
|
||||
throw DeadlyExportError(err.str());
|
||||
}
|
||||
}
|
||||
|
||||
#endif // ASSIMP_BUILD_NO_FBX_EXPORTER
|
||||
#endif // ASSIMP_BUILD_NO_EXPORT
|
||||
|
|
@ -0,0 +1,123 @@
|
|||
/*
|
||||
Open Asset Import Library (assimp)
|
||||
----------------------------------------------------------------------
|
||||
|
||||
Copyright (c) 2006-2018, 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 FBXExportProperty.h
|
||||
* Declares the FBX::Property helper class for fbx export.
|
||||
*/
|
||||
#ifndef AI_FBXEXPORTPROPERTY_H_INC
|
||||
#define AI_FBXEXPORTPROPERTY_H_INC
|
||||
|
||||
#ifndef ASSIMP_BUILD_NO_FBX_EXPORTER
|
||||
|
||||
|
||||
#include <assimp/types.h> // aiMatrix4x4
|
||||
#include <assimp/StreamWriter.h> // StreamWriterLE
|
||||
|
||||
#include <string>
|
||||
#include <vector>
|
||||
#include <type_traits> // is_void
|
||||
|
||||
namespace FBX {
|
||||
class Property;
|
||||
}
|
||||
|
||||
/** FBX::Property
|
||||
*
|
||||
* Holds a value of any of FBX's recognized types,
|
||||
* each represented by a particular one-character code.
|
||||
* C : 1-byte uint8, usually 0x00 or 0x01 to represent boolean false and true
|
||||
* Y : 2-byte int16
|
||||
* I : 4-byte int32
|
||||
* F : 4-byte float
|
||||
* D : 8-byte double
|
||||
* L : 8-byte int64
|
||||
* i : array of int32
|
||||
* f : array of float
|
||||
* d : array of double
|
||||
* l : array of int64
|
||||
* b : array of 1-byte booleans (0x00 or 0x01)
|
||||
* S : string (array of 1-byte char)
|
||||
* R : raw data (array of bytes)
|
||||
*/
|
||||
class FBX::Property
|
||||
{
|
||||
public:
|
||||
// constructors for basic types.
|
||||
// all explicit to avoid accidental typecasting
|
||||
explicit Property(bool v);
|
||||
// TODO: determine if there is actually a byte type,
|
||||
// or if this always means <bool>. 'C' seems to imply <char>,
|
||||
// so possibly the above was intended to represent both.
|
||||
explicit Property(int16_t v);
|
||||
explicit Property(int32_t v);
|
||||
explicit Property(float v);
|
||||
explicit Property(double v);
|
||||
explicit Property(int64_t v);
|
||||
// strings can either be stored as 'R' (raw) or 'S' (string) type
|
||||
explicit Property(const char* c, bool raw=false);
|
||||
explicit Property(const std::string& s, bool raw=false);
|
||||
explicit Property(const std::vector<uint8_t>& r);
|
||||
explicit Property(const std::vector<int32_t>& va);
|
||||
explicit Property(const std::vector<double>& va);
|
||||
explicit Property(const aiMatrix4x4& vm);
|
||||
|
||||
// this will catch any type not defined above,
|
||||
// so that we don't accidentally convert something we don't want.
|
||||
// for example (const char*) --> (bool)... seriously wtf C++
|
||||
template <class T>
|
||||
explicit Property(T v) : type('X') {
|
||||
static_assert(std::is_void<T>::value, "TRIED TO CREATE FBX PROPERTY WITH UNSUPPORTED TYPE, CHECK YOUR PROPERTY INSTANTIATION");
|
||||
} // note: no line wrap so it appears verbatim on the compiler error
|
||||
|
||||
// the size of this property node in a binary file, in bytes
|
||||
size_t size();
|
||||
|
||||
// write this property node as binary data to the given stream
|
||||
void Dump(Assimp::StreamWriterLE &s);
|
||||
|
||||
private:
|
||||
char type;
|
||||
std::vector<uint8_t> data;
|
||||
};
|
||||
|
||||
#endif // ASSIMP_BUILD_NO_FBX_EXPORTER
|
||||
|
||||
#endif // AI_FBXEXPORTPROPERTY_H_INC
|
||||
File diff suppressed because it is too large
Load Diff
|
|
@ -0,0 +1,146 @@
|
|||
/*
|
||||
Open Asset Import Library (assimp)
|
||||
----------------------------------------------------------------------
|
||||
|
||||
Copyright (c) 2006-2018, 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 <assimp/types.h>
|
||||
//#include <assimp/material.h>
|
||||
#include <assimp/StreamWriter.h> // StreamWriterLE
|
||||
#include <assimp/Exceptional.h> // DeadlyExportError
|
||||
|
||||
#include <vector>
|
||||
#include <map>
|
||||
#include <memory> // shared_ptr
|
||||
#include <sstream> // stringstream
|
||||
|
||||
struct aiScene;
|
||||
struct aiNode;
|
||||
//struct aiMaterial;
|
||||
|
||||
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; // conection storage
|
||||
|
||||
std::vector<int64_t> mesh_uids;
|
||||
std::vector<int64_t> material_uids;
|
||||
std::map<const aiNode*,int64_t> node_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();
|
||||
|
||||
// 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 WriteModelNodes(
|
||||
Assimp::StreamWriterLE& s,
|
||||
const aiNode* node,
|
||||
int64_t parent_uid,
|
||||
const std::map<std::string,int64_t>& bone_uids
|
||||
);
|
||||
void WriteModelNodes( // usually don't call this directly
|
||||
StreamWriterLE& s,
|
||||
const aiNode* node,
|
||||
int64_t parent_uid,
|
||||
const std::map<std::string,int64_t>& bone_uids,
|
||||
std::vector<std::pair<std::string,aiVector3D>>& transform_chain
|
||||
);
|
||||
};
|
||||
}
|
||||
|
||||
#endif // ASSIMP_BUILD_NO_FBX_EXPORTER
|
||||
|
||||
#endif // AI_FBXEXPORTER_H_INC
|
||||
Loading…
Reference in New Issue