1
0
mirror of https://github.com/godotengine/godot.git synced 2025-11-23 15:16:17 +00:00

assimp: Sync with upstream 0201fc5

(cherry picked from commit 78b22393a8)
This commit is contained in:
Rémi Verschelde
2020-03-06 14:42:31 +01:00
parent 98d0bf7d7a
commit 10f2ab59c1
224 changed files with 1922 additions and 1509 deletions

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
@@ -191,7 +191,7 @@ void BaseImporter::GetExtensionList(std::set<std::string>& extensions) {
}
std::unique_ptr<IOStream> pStream (pIOHandler->Open(pFile));
if (pStream.get() ) {
if (pStream) {
// read 200 characters from the file
std::unique_ptr<char[]> _buffer (new char[searchBytes+1 /* for the '\0' */]);
char *buffer( _buffer.get() );
@@ -283,7 +283,6 @@ std::string BaseImporter::GetExtension( const std::string& file ) {
return "";
}
// thanks to Andy Maloney for the hint
std::string ret = file.substr( pos + 1 );
std::transform( ret.begin(), ret.end(), ret.begin(), ToLower<char>);
@@ -309,7 +308,7 @@ std::string BaseImporter::GetExtension( const std::string& file ) {
};
magic = reinterpret_cast<const char*>(_magic);
std::unique_ptr<IOStream> pStream (pIOHandler->Open(pFile));
if (pStream.get() ) {
if (pStream) {
// skip to offset
pStream->Seek(offset,aiOrigin_SET);
@@ -603,7 +602,7 @@ unsigned int BatchLoader::AddLoadRequest(const std::string& file,
}
// no, we don't have it. So add it to the queue ...
m_data->requests.push_back(LoadRequest(file,steps,map, m_data->next_id));
m_data->requests.emplace_back(file, steps, map, m_data->next_id);
return m_data->next_id++;
}

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team

View File

@@ -4,7 +4,7 @@ Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (C) 2016 The Qt Company Ltd.
Copyright (c) 2006-2012, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
@@ -52,6 +52,35 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
using namespace Assimp;
namespace
{
template<size_t sizeOfPointer>
size_t select_ftell(FILE* file)
{
return ::ftell(file);
}
template<size_t sizeOfPointer>
int select_fseek(FILE* file, int64_t offset, int origin)
{
return ::fseek(file, static_cast<long>(offset), origin);
}
#if defined _WIN32 && (!defined __GNUC__ || __MSVCRT_VERSION__ >= 0x0601)
template<>
size_t select_ftell<8>(FILE* file)
{
return ::_ftelli64(file);
}
template<>
int select_fseek<8>(FILE* file, int64_t offset, int origin)
{
return ::_fseeki64(file, offset, origin);
}
#endif
}
// ----------------------------------------------------------------------------------
DefaultIOStream::~DefaultIOStream()
{
@@ -93,7 +122,7 @@ aiReturn DefaultIOStream::Seek(size_t pOffset,
aiOrigin_END == SEEK_END && aiOrigin_SET == SEEK_SET");
// do the seek
return (0 == ::fseek(mFile, (long)pOffset,(int)pOrigin) ? AI_SUCCESS : AI_FAILURE);
return (0 == select_fseek<sizeof(void*)>(mFile, (int64_t)pOffset,(int)pOrigin) ? AI_SUCCESS : AI_FAILURE);
}
// ----------------------------------------------------------------------------------
@@ -102,7 +131,7 @@ size_t DefaultIOStream::Tell() const
if (!mFile) {
return 0;
}
return ::ftell(mFile);
return select_ftell<sizeof(void*)>(mFile);
}
// ----------------------------------------------------------------------------------

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
@@ -107,7 +107,7 @@ LogStream* LogStream::createDefaultStream(aiDefaultLogStream streams,
return nullptr;
#endif
// Platform-independent default streams
// Platform-independent default streams
case aiDefaultLogStream_STDERR:
return new StdOStreamLogStream(std::cerr);
case aiDefaultLogStream_STDOUT:
@@ -121,7 +121,7 @@ LogStream* LogStream::createDefaultStream(aiDefaultLogStream streams,
};
// For compilers without dead code path detection
return NULL;
return nullptr;
}
// ----------------------------------------------------------------------------------

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
@@ -103,100 +103,91 @@ void ExportSceneFBX(const char*, IOSystem*, const aiScene*, const ExportProperti
void ExportSceneFBXA(const char*, IOSystem*, const aiScene*, const ExportProperties*);
void ExportScene3MF( const char*, IOSystem*, const aiScene*, const ExportProperties* );
void ExportSceneM3D(const char*, IOSystem*, const aiScene*, const ExportProperties*);
void ExportSceneA3D(const char*, IOSystem*, const aiScene*, const ExportProperties*);
void ExportSceneM3DA(const char*, IOSystem*, const aiScene*, const ExportProperties*);
void ExportAssimp2Json(const char* , IOSystem*, const aiScene* , const Assimp::ExportProperties*);
// ------------------------------------------------------------------------------------------------
// global array of all export formats which Assimp supports in its current build
Exporter::ExportFormatEntry gExporters[] =
{
static void setupExporterArray(std::vector<Exporter::ExportFormatEntry> &exporters) {
#ifndef ASSIMP_BUILD_NO_COLLADA_EXPORTER
Exporter::ExportFormatEntry( "collada", "COLLADA - Digital Asset Exchange Schema", "dae", &ExportSceneCollada ),
exporters.push_back(Exporter::ExportFormatEntry("collada", "COLLADA - Digital Asset Exchange Schema", "dae", &ExportSceneCollada));
#endif
#ifndef ASSIMP_BUILD_NO_X_EXPORTER
Exporter::ExportFormatEntry( "x", "X Files", "x", &ExportSceneXFile,
aiProcess_MakeLeftHanded | aiProcess_FlipWindingOrder | aiProcess_FlipUVs ),
exporters.push_back(Exporter::ExportFormatEntry("x", "X Files", "x", &ExportSceneXFile,
aiProcess_MakeLeftHanded | aiProcess_FlipWindingOrder | aiProcess_FlipUVs));
#endif
#ifndef ASSIMP_BUILD_NO_STEP_EXPORTER
Exporter::ExportFormatEntry( "stp", "Step Files", "stp", &ExportSceneStep, 0 ),
exporters.push_back(Exporter::ExportFormatEntry("stp", "Step Files", "stp", &ExportSceneStep, 0));
#endif
#ifndef ASSIMP_BUILD_NO_OBJ_EXPORTER
Exporter::ExportFormatEntry( "obj", "Wavefront OBJ format", "obj", &ExportSceneObj,
aiProcess_GenSmoothNormals /*| aiProcess_PreTransformVertices */ ),
Exporter::ExportFormatEntry( "objnomtl", "Wavefront OBJ format without material file", "obj", &ExportSceneObjNoMtl,
aiProcess_GenSmoothNormals /*| aiProcess_PreTransformVertices */ ),
exporters.push_back(Exporter::ExportFormatEntry("obj", "Wavefront OBJ format", "obj", &ExportSceneObj,
aiProcess_GenSmoothNormals /*| aiProcess_PreTransformVertices */));
exporters.push_back(Exporter::ExportFormatEntry("objnomtl", "Wavefront OBJ format without material file", "obj", &ExportSceneObjNoMtl,
aiProcess_GenSmoothNormals /*| aiProcess_PreTransformVertices */));
#endif
#ifndef ASSIMP_BUILD_NO_STL_EXPORTER
Exporter::ExportFormatEntry( "stl", "Stereolithography", "stl" , &ExportSceneSTL,
aiProcess_Triangulate | aiProcess_GenNormals | aiProcess_PreTransformVertices
),
Exporter::ExportFormatEntry( "stlb", "Stereolithography (binary)", "stl" , &ExportSceneSTLBinary,
aiProcess_Triangulate | aiProcess_GenNormals | aiProcess_PreTransformVertices
),
exporters.push_back(Exporter::ExportFormatEntry("stl", "Stereolithography", "stl", &ExportSceneSTL,
aiProcess_Triangulate | aiProcess_GenNormals | aiProcess_PreTransformVertices));
exporters.push_back(Exporter::ExportFormatEntry("stlb", "Stereolithography (binary)", "stl", &ExportSceneSTLBinary,
aiProcess_Triangulate | aiProcess_GenNormals | aiProcess_PreTransformVertices));
#endif
#ifndef ASSIMP_BUILD_NO_PLY_EXPORTER
Exporter::ExportFormatEntry( "ply", "Stanford Polygon Library", "ply" , &ExportScenePly,
aiProcess_PreTransformVertices
),
Exporter::ExportFormatEntry( "plyb", "Stanford Polygon Library (binary)", "ply", &ExportScenePlyBinary,
aiProcess_PreTransformVertices
),
exporters.push_back(Exporter::ExportFormatEntry("ply", "Stanford Polygon Library", "ply", &ExportScenePly,
aiProcess_PreTransformVertices));
exporters.push_back(Exporter::ExportFormatEntry("plyb", "Stanford Polygon Library (binary)", "ply", &ExportScenePlyBinary,
aiProcess_PreTransformVertices));
#endif
#ifndef ASSIMP_BUILD_NO_3DS_EXPORTER
Exporter::ExportFormatEntry( "3ds", "Autodesk 3DS (legacy)", "3ds" , &ExportScene3DS,
aiProcess_Triangulate | aiProcess_SortByPType | aiProcess_JoinIdenticalVertices ),
exporters.push_back(Exporter::ExportFormatEntry("3ds", "Autodesk 3DS (legacy)", "3ds", &ExportScene3DS,
aiProcess_Triangulate | aiProcess_SortByPType | aiProcess_JoinIdenticalVertices));
#endif
#ifndef ASSIMP_BUILD_NO_GLTF_EXPORTER
Exporter::ExportFormatEntry( "gltf2", "GL Transmission Format v. 2", "gltf", &ExportSceneGLTF2,
aiProcess_JoinIdenticalVertices | aiProcess_Triangulate | aiProcess_SortByPType ),
Exporter::ExportFormatEntry( "glb2", "GL Transmission Format v. 2 (binary)", "glb", &ExportSceneGLB2,
aiProcess_JoinIdenticalVertices | aiProcess_Triangulate | aiProcess_SortByPType ),
Exporter::ExportFormatEntry( "gltf", "GL Transmission Format", "gltf", &ExportSceneGLTF,
aiProcess_JoinIdenticalVertices | aiProcess_Triangulate | aiProcess_SortByPType ),
Exporter::ExportFormatEntry( "glb", "GL Transmission Format (binary)", "glb", &ExportSceneGLB,
aiProcess_JoinIdenticalVertices | aiProcess_Triangulate | aiProcess_SortByPType ),
exporters.push_back(Exporter::ExportFormatEntry("gltf2", "GL Transmission Format v. 2", "gltf", &ExportSceneGLTF2,
aiProcess_JoinIdenticalVertices | aiProcess_Triangulate | aiProcess_SortByPType));
exporters.push_back(Exporter::ExportFormatEntry("glb2", "GL Transmission Format v. 2 (binary)", "glb", &ExportSceneGLB2,
aiProcess_JoinIdenticalVertices | aiProcess_Triangulate | aiProcess_SortByPType));
exporters.push_back(Exporter::ExportFormatEntry("gltf", "GL Transmission Format", "gltf", &ExportSceneGLTF,
aiProcess_JoinIdenticalVertices | aiProcess_Triangulate | aiProcess_SortByPType));
exporters.push_back(Exporter::ExportFormatEntry("glb", "GL Transmission Format (binary)", "glb", &ExportSceneGLB,
aiProcess_JoinIdenticalVertices | aiProcess_Triangulate | aiProcess_SortByPType));
#endif
#ifndef ASSIMP_BUILD_NO_ASSBIN_EXPORTER
Exporter::ExportFormatEntry( "assbin", "Assimp Binary File", "assbin" , &ExportSceneAssbin, 0 ),
exporters.push_back(Exporter::ExportFormatEntry("assbin", "Assimp Binary File", "assbin", &ExportSceneAssbin, 0));
#endif
#ifndef ASSIMP_BUILD_NO_ASSXML_EXPORTER
Exporter::ExportFormatEntry( "assxml", "Assimp XML Document", "assxml" , &ExportSceneAssxml, 0 ),
exporters.push_back(Exporter::ExportFormatEntry("assxml", "Assimp XML Document", "assxml", &ExportSceneAssxml, 0));
#endif
#ifndef ASSIMP_BUILD_NO_X3D_EXPORTER
Exporter::ExportFormatEntry( "x3d", "Extensible 3D", "x3d" , &ExportSceneX3D, 0 ),
exporters.push_back(Exporter::ExportFormatEntry("x3d", "Extensible 3D", "x3d", &ExportSceneX3D, 0));
#endif
#ifndef ASSIMP_BUILD_NO_FBX_EXPORTER
Exporter::ExportFormatEntry( "fbx", "Autodesk FBX (binary)", "fbx", &ExportSceneFBX, 0 ),
Exporter::ExportFormatEntry( "fbxa", "Autodesk FBX (ascii)", "fbx", &ExportSceneFBXA, 0 ),
exporters.push_back(Exporter::ExportFormatEntry("fbx", "Autodesk FBX (binary)", "fbx", &ExportSceneFBX, 0));
exporters.push_back(Exporter::ExportFormatEntry("fbxa", "Autodesk FBX (ascii)", "fbx", &ExportSceneFBXA, 0));
#endif
#ifndef ASSIMP_BUILD_NO_M3D_EXPORTER
Exporter::ExportFormatEntry( "m3d", "Model 3D (binary)", "m3d", &ExportSceneM3D, 0 ),
Exporter::ExportFormatEntry( "a3d", "Model 3D (ascii)", "m3d", &ExportSceneA3D, 0 ),
exporters.push_back(Exporter::ExportFormatEntry("m3d", "Model 3D (binary)", "m3d", &ExportSceneM3D, 0));
exporters.push_back(Exporter::ExportFormatEntry("m3da", "Model 3D (ascii)", "a3d", &ExportSceneM3DA, 0));
#endif
#ifndef ASSIMP_BUILD_NO_3MF_EXPORTER
Exporter::ExportFormatEntry( "3mf", "The 3MF-File-Format", "3mf", &ExportScene3MF, 0 ),
exporters.push_back(Exporter::ExportFormatEntry("3mf", "The 3MF-File-Format", "3mf", &ExportScene3MF, 0));
#endif
#ifndef ASSIMP_BUILD_NO_ASSJSON_EXPORTER
Exporter::ExportFormatEntry( "assjson", "Assimp JSON Document", "json", &ExportAssimp2Json, 0)
exporters.push_back(Exporter::ExportFormatEntry("assjson", "Assimp JSON Document", "json", &ExportAssimp2Json, 0));
#endif
};
#define ASSIMP_NUM_EXPORTERS (sizeof(gExporters)/sizeof(gExporters[0]))
}
class ExporterPimpl {
public:
@@ -212,10 +203,7 @@ public:
GetPostProcessingStepInstanceList(mPostProcessingSteps);
// grab all built-in exporters
if ( 0 != ( ASSIMP_NUM_EXPORTERS ) ) {
mExporters.resize( ASSIMP_NUM_EXPORTERS );
std::copy( gExporters, gExporters + ASSIMP_NUM_EXPORTERS, mExporters.begin() );
}
setupExporterArray(mExporters);
}
~ExporterPimpl() {
@@ -259,24 +247,28 @@ Exporter :: Exporter()
// ------------------------------------------------------------------------------------------------
Exporter::~Exporter() {
FreeBlob();
ai_assert(nullptr != pimpl);
FreeBlob();
delete pimpl;
}
// ------------------------------------------------------------------------------------------------
void Exporter::SetIOHandler( IOSystem* pIOHandler) {
pimpl->mIsDefaultIOHandler = !pIOHandler;
ai_assert(nullptr != pimpl);
pimpl->mIsDefaultIOHandler = !pIOHandler;
pimpl->mIOSystem.reset(pIOHandler);
}
// ------------------------------------------------------------------------------------------------
IOSystem* Exporter::GetIOHandler() const {
return pimpl->mIOSystem.get();
ai_assert(nullptr != pimpl);
return pimpl->mIOSystem.get();
}
// ------------------------------------------------------------------------------------------------
bool Exporter::IsDefaultIOHandler() const {
return pimpl->mIsDefaultIOHandler;
ai_assert(nullptr != pimpl);
return pimpl->mIsDefaultIOHandler;
}
// ------------------------------------------------------------------------------------------------
@@ -302,6 +294,7 @@ void Exporter::SetProgressHandler(ProgressHandler* pHandler) {
// ------------------------------------------------------------------------------------------------
const aiExportDataBlob* Exporter::ExportToBlob( const aiScene* pScene, const char* pFormatId,
unsigned int pPreprocessing, const ExportProperties* pProperties) {
ai_assert(nullptr != pimpl);
if (pimpl->blob) {
delete pimpl->blob;
pimpl->blob = nullptr;
@@ -326,7 +319,7 @@ const aiExportDataBlob* Exporter::ExportToBlob( const aiScene* pScene, const cha
aiReturn Exporter::Export( const aiScene* pScene, const char* pFormatId, const char* pPath,
unsigned int pPreprocessing, const ExportProperties* pProperties) {
ASSIMP_BEGIN_EXCEPTION_REGION();
ai_assert(nullptr != pimpl);
// when they create scenes from scratch, users will likely create them not in verbose
// format. They will likely not be aware that there is a flag in the scene to indicate
// this, however. To avoid surprises and bug reports, we check for duplicates in
@@ -452,8 +445,7 @@ aiReturn Exporter::Export( const aiScene* pScene, const char* pFormatId, const c
ExportProperties emptyProperties; // Never pass NULL ExportProperties so Exporters don't have to worry.
ExportProperties* pProp = pProperties ? (ExportProperties*)pProperties : &emptyProperties;
pProp->SetPropertyBool("bJoinIdenticalVertices", must_join_again);
exp.mExportFunction(pPath,pimpl->mIOSystem.get(),scenecopy.get(), pProp);
pProp->SetPropertyBool("bJoinIdenticalVertices", pp & aiProcess_JoinIdenticalVertices);
exp.mExportFunction(pPath,pimpl->mIOSystem.get(),scenecopy.get(), pProp);
pimpl->mProgressHandler->UpdateFileWrite(4, 4);
@@ -473,11 +465,13 @@ aiReturn Exporter::Export( const aiScene* pScene, const char* pFormatId, const c
// ------------------------------------------------------------------------------------------------
const char* Exporter::GetErrorString() const {
ai_assert(nullptr != pimpl);
return pimpl->mError.c_str();
}
// ------------------------------------------------------------------------------------------------
void Exporter::FreeBlob() {
ai_assert(nullptr != pimpl);
delete pimpl->blob;
pimpl->blob = nullptr;
@@ -486,30 +480,34 @@ void Exporter::FreeBlob() {
// ------------------------------------------------------------------------------------------------
const aiExportDataBlob* Exporter::GetBlob() const {
return pimpl->blob;
ai_assert(nullptr != pimpl);
return pimpl->blob;
}
// ------------------------------------------------------------------------------------------------
const aiExportDataBlob* Exporter::GetOrphanedBlob() const {
const aiExportDataBlob* tmp = pimpl->blob;
ai_assert(nullptr != pimpl);
const aiExportDataBlob *tmp = pimpl->blob;
pimpl->blob = nullptr;
return tmp;
}
// ------------------------------------------------------------------------------------------------
size_t Exporter::GetExportFormatCount() const {
ai_assert(nullptr != pimpl);
return pimpl->mExporters.size();
}
// ------------------------------------------------------------------------------------------------
const aiExportFormatDesc* Exporter::GetExportFormatDescription( size_t index ) const {
if (index >= GetExportFormatCount()) {
ai_assert(nullptr != pimpl);
if (index >= GetExportFormatCount()) {
return nullptr;
}
// Return from static storage if the requested index is built-in.
if (index < sizeof(gExporters) / sizeof(gExporters[0])) {
return &gExporters[index].mDescription;
if (index < pimpl->mExporters.size()) {
return &pimpl->mExporters[index].mDescription;
}
return &pimpl->mExporters[index].mDescription;
@@ -517,7 +515,8 @@ const aiExportFormatDesc* Exporter::GetExportFormatDescription( size_t index ) c
// ------------------------------------------------------------------------------------------------
aiReturn Exporter::RegisterExporter(const ExportFormatEntry& desc) {
for(const ExportFormatEntry& e : pimpl->mExporters) {
ai_assert(nullptr != pimpl);
for (const ExportFormatEntry &e : pimpl->mExporters) {
if (!strcmp(e.mDescription.id,desc.mDescription.id)) {
return aiReturn_FAILURE;
}
@@ -529,7 +528,8 @@ aiReturn Exporter::RegisterExporter(const ExportFormatEntry& desc) {
// ------------------------------------------------------------------------------------------------
void Exporter::UnregisterExporter(const char* id) {
for(std::vector<ExportFormatEntry>::iterator it = pimpl->mExporters.begin();
ai_assert(nullptr != pimpl);
for (std::vector<ExportFormatEntry>::iterator it = pimpl->mExporters.begin();
it != pimpl->mExporters.end(); ++it) {
if (!strcmp((*it).mDescription.id,id)) {
pimpl->mExporters.erase(it);

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2008, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,

View File

@@ -3,9 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.
@@ -78,6 +76,8 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <assimp/TinyFormatter.h>
#include <assimp/Exceptional.h>
#include <assimp/Profiler.h>
#include <assimp/commonMetaData.h>
#include <set>
#include <memory>
#include <cctype>
@@ -119,7 +119,7 @@ void* AllocateFromAssimpHeap::operator new ( size_t num_bytes, const std::nothro
return AllocateFromAssimpHeap::operator new( num_bytes );
}
catch( ... ) {
return NULL;
return nullptr;
}
}
@@ -134,9 +134,8 @@ void* AllocateFromAssimpHeap::operator new[] ( size_t num_bytes) {
void* AllocateFromAssimpHeap::operator new[] ( size_t num_bytes, const std::nothrow_t& ) throw() {
try {
return AllocateFromAssimpHeap::operator new[]( num_bytes );
}
catch( ... ) {
return NULL;
} catch( ... ) {
return nullptr;
}
}
@@ -148,7 +147,7 @@ void AllocateFromAssimpHeap::operator delete[] ( void* data) {
// Importer constructor.
Importer::Importer()
: pimpl( new ImporterPimpl ) {
pimpl->mScene = NULL;
pimpl->mScene = nullptr;
pimpl->mErrorString = "";
// Allocate a default IO handler
@@ -174,14 +173,14 @@ Importer::Importer()
// ------------------------------------------------------------------------------------------------
// Destructor of Importer
Importer::~Importer()
{
Importer::~Importer() {
// Delete all import plugins
DeleteImporterInstanceList(pimpl->mImporter);
// Delete all post-processing plug-ins
for( unsigned int a = 0; a < pimpl->mPostProcessingSteps.size(); a++)
for( unsigned int a = 0; a < pimpl->mPostProcessingSteps.size(); ++a ) {
delete pimpl->mPostProcessingSteps[a];
}
// Delete the assigned IO and progress handler
delete pimpl->mIOHandler;
@@ -199,9 +198,9 @@ Importer::~Importer()
// ------------------------------------------------------------------------------------------------
// Register a custom post-processing step
aiReturn Importer::RegisterPPStep(BaseProcess* pImp)
{
ai_assert(NULL != pImp);
aiReturn Importer::RegisterPPStep(BaseProcess* pImp) {
ai_assert( nullptr != pImp );
ASSIMP_BEGIN_EXCEPTION_REGION();
pimpl->mPostProcessingSteps.push_back(pImp);
@@ -213,9 +212,9 @@ aiReturn Importer::RegisterPPStep(BaseProcess* pImp)
// ------------------------------------------------------------------------------------------------
// Register a custom loader plugin
aiReturn Importer::RegisterLoader(BaseImporter* pImp)
{
ai_assert(NULL != pImp);
aiReturn Importer::RegisterLoader(BaseImporter* pImp) {
ai_assert(nullptr != pImp);
ASSIMP_BEGIN_EXCEPTION_REGION();
// --------------------------------------------------------------------
@@ -242,13 +241,13 @@ aiReturn Importer::RegisterLoader(BaseImporter* pImp)
pimpl->mImporter.push_back(pImp);
ASSIMP_LOG_INFO_F("Registering custom importer for these file extensions: ", baked);
ASSIMP_END_EXCEPTION_REGION(aiReturn);
return AI_SUCCESS;
}
// ------------------------------------------------------------------------------------------------
// Unregister a custom loader plugin
aiReturn Importer::UnregisterLoader(BaseImporter* pImp)
{
aiReturn Importer::UnregisterLoader(BaseImporter* pImp) {
if(!pImp) {
// unregistering a NULL importer is no problem for us ... really!
return AI_SUCCESS;
@@ -265,13 +264,13 @@ aiReturn Importer::UnregisterLoader(BaseImporter* pImp)
}
ASSIMP_LOG_WARN("Unable to remove custom importer: I can't find you ...");
ASSIMP_END_EXCEPTION_REGION(aiReturn);
return AI_FAILURE;
}
// ------------------------------------------------------------------------------------------------
// Unregister a custom loader plugin
aiReturn Importer::UnregisterPPStep(BaseProcess* pImp)
{
aiReturn Importer::UnregisterPPStep(BaseProcess* pImp) {
if(!pImp) {
// unregistering a NULL ppstep is no problem for us ... really!
return AI_SUCCESS;
@@ -288,24 +287,22 @@ aiReturn Importer::UnregisterPPStep(BaseProcess* pImp)
}
ASSIMP_LOG_WARN("Unable to remove custom post-processing step: I can't find you ..");
ASSIMP_END_EXCEPTION_REGION(aiReturn);
return AI_FAILURE;
}
// ------------------------------------------------------------------------------------------------
// Supplies a custom IO handler to the importer to open and access files.
void Importer::SetIOHandler( IOSystem* pIOHandler)
{
void Importer::SetIOHandler( IOSystem* pIOHandler) {
ai_assert(nullptr != pimpl);
ASSIMP_BEGIN_EXCEPTION_REGION();
// If the new handler is zero, allocate a default IO implementation.
if (!pIOHandler)
{
if (!pIOHandler) {
// Release pointer in the possession of the caller
pimpl->mIOHandler = new DefaultIOSystem();
pimpl->mIsDefaultHandler = true;
}
// Otherwise register the custom handler
else if (pimpl->mIOHandler != pIOHandler)
{
} else if (pimpl->mIOHandler != pIOHandler) { // Otherwise register the custom handler
delete pimpl->mIOHandler;
pimpl->mIOHandler = pIOHandler;
pimpl->mIsDefaultHandler = false;
@@ -316,29 +313,32 @@ void Importer::SetIOHandler( IOSystem* pIOHandler)
// ------------------------------------------------------------------------------------------------
// Get the currently set IO handler
IOSystem* Importer::GetIOHandler() const {
ai_assert(nullptr != pimpl);
return pimpl->mIOHandler;
}
// ------------------------------------------------------------------------------------------------
// Check whether a custom IO handler is currently set
bool Importer::IsDefaultIOHandler() const {
ai_assert(nullptr != pimpl);
return pimpl->mIsDefaultHandler;
}
// ------------------------------------------------------------------------------------------------
// Supplies a custom progress handler to get regular callbacks during importing
void Importer::SetProgressHandler ( ProgressHandler* pHandler ) {
ai_assert(nullptr != pimpl);
ASSIMP_BEGIN_EXCEPTION_REGION();
// If the new handler is zero, allocate a default implementation.
if (!pHandler)
{
if (!pHandler) {
// Release pointer in the possession of the caller
pimpl->mProgressHandler = new DefaultProgressHandler();
pimpl->mIsDefaultProgressHandler = true;
}
// Otherwise register the custom handler
else if (pimpl->mProgressHandler != pHandler)
{
} else if (pimpl->mProgressHandler != pHandler) { // Otherwise register the custom handler
delete pimpl->mProgressHandler;
pimpl->mProgressHandler = pHandler;
pimpl->mIsDefaultProgressHandler = false;
@@ -349,19 +349,22 @@ void Importer::SetProgressHandler ( ProgressHandler* pHandler ) {
// ------------------------------------------------------------------------------------------------
// Get the currently set progress handler
ProgressHandler* Importer::GetProgressHandler() const {
ai_assert(nullptr != pimpl);
return pimpl->mProgressHandler;
}
// ------------------------------------------------------------------------------------------------
// Check whether a custom progress handler is currently set
bool Importer::IsDefaultProgressHandler() const {
ai_assert(nullptr != pimpl);
return pimpl->mIsDefaultProgressHandler;
}
// ------------------------------------------------------------------------------------------------
// Validate post process step flags
bool _ValidateFlags(unsigned int pFlags)
{
bool _ValidateFlags(unsigned int pFlags) {
if (pFlags & aiProcess_GenSmoothNormals && pFlags & aiProcess_GenNormals) {
ASSIMP_LOG_ERROR("#aiProcess_GenSmoothNormals and #aiProcess_GenNormals are incompatible");
return false;
@@ -375,12 +378,13 @@ bool _ValidateFlags(unsigned int pFlags)
// ------------------------------------------------------------------------------------------------
// Free the current scene
void Importer::FreeScene( )
{
void Importer::FreeScene( ) {
ai_assert(nullptr != pimpl);
ASSIMP_BEGIN_EXCEPTION_REGION();
delete pimpl->mScene;
pimpl->mScene = NULL;
pimpl->mScene = nullptr;
pimpl->mErrorString = "";
ASSIMP_END_EXCEPTION_REGION(void);
@@ -388,44 +392,48 @@ void Importer::FreeScene( )
// ------------------------------------------------------------------------------------------------
// Get the current error string, if any
const char* Importer::GetErrorString() const
{
/* Must remain valid as long as ReadFile() or FreeFile() are not called */
const char* Importer::GetErrorString() const {
ai_assert(nullptr != pimpl);
// Must remain valid as long as ReadFile() or FreeFile() are not called
return pimpl->mErrorString.c_str();
}
// ------------------------------------------------------------------------------------------------
// Enable extra-verbose mode
void Importer::SetExtraVerbose(bool bDo)
{
void Importer::SetExtraVerbose(bool bDo) {
ai_assert(nullptr != pimpl);
pimpl->bExtraVerbose = bDo;
}
// ------------------------------------------------------------------------------------------------
// Get the current scene
const aiScene* Importer::GetScene() const
{
const aiScene* Importer::GetScene() const {
ai_assert(nullptr != pimpl);
return pimpl->mScene;
}
// ------------------------------------------------------------------------------------------------
// Orphan the current scene and return it.
aiScene* Importer::GetOrphanedScene()
{
aiScene* Importer::GetOrphanedScene() {
ai_assert(nullptr != pimpl);
aiScene* s = pimpl->mScene;
ASSIMP_BEGIN_EXCEPTION_REGION();
pimpl->mScene = NULL;
pimpl->mScene = nullptr;
pimpl->mErrorString = ""; /* reset error string */
pimpl->mErrorString = ""; // reset error string
ASSIMP_END_EXCEPTION_REGION(aiScene*);
return s;
}
// ------------------------------------------------------------------------------------------------
// Validate post-processing flags
bool Importer::ValidateFlags(unsigned int pFlags) const
{
bool Importer::ValidateFlags(unsigned int pFlags) const {
ASSIMP_BEGIN_EXCEPTION_REGION();
// run basic checks for mutually exclusive flags
if(!_ValidateFlags(pFlags)) {
@@ -467,8 +475,9 @@ bool Importer::ValidateFlags(unsigned int pFlags) const
const aiScene* Importer::ReadFileFromMemory( const void* pBuffer,
size_t pLength,
unsigned int pFlags,
const char* pHint /*= ""*/)
{
const char* pHint /*= ""*/) {
ai_assert(nullptr != pimpl);
ASSIMP_BEGIN_EXCEPTION_REGION();
if (!pHint) {
pHint = "";
@@ -476,12 +485,12 @@ const aiScene* Importer::ReadFileFromMemory( const void* pBuffer,
if (!pBuffer || !pLength || strlen(pHint) > MaxLenHint ) {
pimpl->mErrorString = "Invalid parameters passed to ReadFileFromMemory()";
return NULL;
return nullptr;
}
// prevent deletion of the previous IOHandler
IOSystem* io = pimpl->mIOHandler;
pimpl->mIOHandler = NULL;
pimpl->mIOHandler = nullptr;
SetIOHandler(new MemoryIOSystem((const uint8_t*)pBuffer,pLength,io));
@@ -493,13 +502,13 @@ const aiScene* Importer::ReadFileFromMemory( const void* pBuffer,
ReadFile(fbuff,pFlags);
SetIOHandler(io);
ASSIMP_END_EXCEPTION_REGION(const aiScene*);
ASSIMP_END_EXCEPTION_REGION_WITH_ERROR_STRING(const aiScene*, pimpl->mErrorString);
return pimpl->mScene;
}
// ------------------------------------------------------------------------------------------------
void WriteLogOpening(const std::string& file)
{
void WriteLogOpening(const std::string& file) {
ASSIMP_LOG_INFO_F("Load ", file);
// print a full version dump. This is nice because we don't
@@ -550,8 +559,9 @@ void WriteLogOpening(const std::string& file)
// ------------------------------------------------------------------------------------------------
// Reads the given file and returns its contents if successful.
const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags)
{
const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags) {
ai_assert(nullptr != pimpl);
ASSIMP_BEGIN_EXCEPTION_REGION();
const std::string pFile(_pFile);
@@ -580,7 +590,7 @@ const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags)
pimpl->mErrorString = "Unable to open file \"" + pFile + "\".";
ASSIMP_LOG_ERROR(pimpl->mErrorString);
return NULL;
return nullptr;
}
std::unique_ptr<Profiler> profiler(GetPropertyInteger(AI_CONFIG_GLOB_MEASURE_TIME,0)?new Profiler():NULL);
@@ -589,7 +599,7 @@ const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags)
}
// Find an worker class which can handle the file
BaseImporter* imp = NULL;
BaseImporter* imp = nullptr;
SetPropertyInteger("importerIndex", -1);
for( unsigned int a = 0; a < pimpl->mImporter.size(); a++) {
@@ -617,7 +627,7 @@ const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags)
if( !imp) {
pimpl->mErrorString = "No suitable reader found for the file format of file \"" + pFile + "\".";
ASSIMP_LOG_ERROR(pimpl->mErrorString);
return NULL;
return nullptr;
}
}
@@ -633,7 +643,7 @@ const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags)
// Dispatch the reading to the worker class for this format
const aiImporterDesc *desc( imp->GetInfo() );
std::string ext( "unknown" );
if ( NULL != desc ) {
if ( nullptr != desc ) {
ext = desc->mName;
}
ASSIMP_LOG_INFO("Found a matching importer for this file format: " + ext + "." );
@@ -654,15 +664,20 @@ const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags)
// If successful, apply all active post processing steps to the imported data
if( pimpl->mScene) {
if (!pimpl->mScene->mMetaData || !pimpl->mScene->mMetaData->HasKey(AI_METADATA_SOURCE_FORMAT)) {
if (!pimpl->mScene->mMetaData) {
pimpl->mScene->mMetaData = new aiMetadata;
}
pimpl->mScene->mMetaData->Add(AI_METADATA_SOURCE_FORMAT, aiString(ext));
}
#ifndef ASSIMP_BUILD_NO_VALIDATEDS_PROCESS
// The ValidateDS process is an exception. It is executed first, even before ScenePreprocessor is called.
if (pFlags & aiProcess_ValidateDataStructure)
{
if (pFlags & aiProcess_ValidateDataStructure) {
ValidateDSProcess ds;
ds.ExecuteOnScene (this);
if (!pimpl->mScene) {
return NULL;
return nullptr;
}
}
#endif // no validation
@@ -695,8 +710,7 @@ const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags)
}
}
#ifdef ASSIMP_CATCH_GLOBAL_EXCEPTIONS
catch (std::exception &e)
{
catch (std::exception &e) {
#if (defined _MSC_VER) && (defined _CPPRTTI)
// if we have RTTI get the full name of the exception that occurred
pimpl->mErrorString = std::string(typeid( e ).name()) + ": " + e.what();
@@ -705,24 +719,26 @@ const aiScene* Importer::ReadFile( const char* _pFile, unsigned int pFlags)
#endif
ASSIMP_LOG_ERROR(pimpl->mErrorString);
delete pimpl->mScene; pimpl->mScene = NULL;
delete pimpl->mScene; pimpl->mScene = nullptr;
}
#endif // ! ASSIMP_CATCH_GLOBAL_EXCEPTIONS
// either successful or failure - the pointer expresses it anyways
ASSIMP_END_EXCEPTION_REGION(const aiScene*);
ASSIMP_END_EXCEPTION_REGION_WITH_ERROR_STRING(const aiScene*, pimpl->mErrorString);
return pimpl->mScene;
}
// ------------------------------------------------------------------------------------------------
// Apply post-processing to the currently bound scene
const aiScene* Importer::ApplyPostProcessing(unsigned int pFlags)
{
const aiScene* Importer::ApplyPostProcessing(unsigned int pFlags) {
ai_assert(nullptr != pimpl);
ASSIMP_BEGIN_EXCEPTION_REGION();
// Return immediately if no scene is active
if (!pimpl->mScene) {
return NULL;
return nullptr;
}
// If no flags are given, return the current scene with no further action
@@ -737,12 +753,11 @@ const aiScene* Importer::ApplyPostProcessing(unsigned int pFlags)
#ifndef ASSIMP_BUILD_NO_VALIDATEDS_PROCESS
// The ValidateDS process plays an exceptional role. It isn't contained in the global
// list of post-processing steps, so we need to call it manually.
if (pFlags & aiProcess_ValidateDataStructure)
{
if (pFlags & aiProcess_ValidateDataStructure) {
ValidateDSProcess ds;
ds.ExecuteOnScene (this);
if (!pimpl->mScene) {
return NULL;
return nullptr;
}
}
#endif // no validation
@@ -762,11 +777,9 @@ const aiScene* Importer::ApplyPostProcessing(unsigned int pFlags)
std::unique_ptr<Profiler> profiler(GetPropertyInteger(AI_CONFIG_GLOB_MEASURE_TIME,0)?new Profiler():NULL);
for( unsigned int a = 0; a < pimpl->mPostProcessingSteps.size(); a++) {
BaseProcess* process = pimpl->mPostProcessingSteps[a];
pimpl->mProgressHandler->UpdatePostProcess(static_cast<int>(a), static_cast<int>(pimpl->mPostProcessingSteps.size()) );
if( process->IsActive( pFlags)) {
if (profiler) {
profiler->BeginRegion("postprocess");
}
@@ -803,24 +816,28 @@ const aiScene* Importer::ApplyPostProcessing(unsigned int pFlags)
static_cast<int>(pimpl->mPostProcessingSteps.size()) );
// update private scene flags
if( pimpl->mScene )
if( pimpl->mScene ) {
ScenePriv(pimpl->mScene)->mPPStepsApplied |= pFlags;
}
// clear any data allocated by post-process steps
pimpl->mPPShared->Clean();
ASSIMP_LOG_INFO("Leaving post processing pipeline");
ASSIMP_END_EXCEPTION_REGION(const aiScene*);
return pimpl->mScene;
}
// ------------------------------------------------------------------------------------------------
const aiScene* Importer::ApplyCustomizedPostProcessing( BaseProcess *rootProcess, bool requestValidation ) {
ai_assert(nullptr != pimpl);
ASSIMP_BEGIN_EXCEPTION_REGION();
// Return immediately if no scene is active
if ( NULL == pimpl->mScene ) {
return NULL;
if ( nullptr == pimpl->mScene ) {
return nullptr;
}
// If no flags are given, return the current scene with no further action
@@ -839,7 +856,7 @@ const aiScene* Importer::ApplyCustomizedPostProcessing( BaseProcess *rootProcess
ValidateDSProcess ds;
ds.ExecuteOnScene( this );
if ( !pimpl->mScene ) {
return NULL;
return nullptr;
}
}
#endif // no validation
@@ -890,46 +907,50 @@ const aiScene* Importer::ApplyCustomizedPostProcessing( BaseProcess *rootProcess
// ------------------------------------------------------------------------------------------------
// Helper function to check whether an extension is supported by ASSIMP
bool Importer::IsExtensionSupported(const char* szExtension) const
{
bool Importer::IsExtensionSupported(const char* szExtension) const {
return nullptr != GetImporter(szExtension);
}
// ------------------------------------------------------------------------------------------------
size_t Importer::GetImporterCount() const
{
size_t Importer::GetImporterCount() const {
ai_assert(nullptr != pimpl);
return pimpl->mImporter.size();
}
// ------------------------------------------------------------------------------------------------
const aiImporterDesc* Importer::GetImporterInfo(size_t index) const
{
const aiImporterDesc* Importer::GetImporterInfo(size_t index) const {
ai_assert(nullptr != pimpl);
if (index >= pimpl->mImporter.size()) {
return NULL;
return nullptr;
}
return pimpl->mImporter[index]->GetInfo();
}
// ------------------------------------------------------------------------------------------------
BaseImporter* Importer::GetImporter (size_t index) const
{
BaseImporter* Importer::GetImporter (size_t index) const {
ai_assert(nullptr != pimpl);
if (index >= pimpl->mImporter.size()) {
return NULL;
return nullptr;
}
return pimpl->mImporter[index];
}
// ------------------------------------------------------------------------------------------------
// Find a loader plugin for a given file extension
BaseImporter* Importer::GetImporter (const char* szExtension) const
{
BaseImporter* Importer::GetImporter (const char* szExtension) const {
ai_assert(nullptr != pimpl);
return GetImporter(GetImporterIndex(szExtension));
}
// ------------------------------------------------------------------------------------------------
// Find a loader plugin for a given file extension
size_t Importer::GetImporterIndex (const char* szExtension) const {
ai_assert(nullptr != pimpl);
ai_assert(nullptr != szExtension);
ASSIMP_BEGIN_EXCEPTION_REGION();
@@ -960,8 +981,9 @@ size_t Importer::GetImporterIndex (const char* szExtension) const {
// ------------------------------------------------------------------------------------------------
// Helper function to build a list of all file extensions supported by ASSIMP
void Importer::GetExtensionList(aiString& szOut) const
{
void Importer::GetExtensionList(aiString& szOut) const {
ai_assert(nullptr != pimpl);
ASSIMP_BEGIN_EXCEPTION_REGION();
std::set<std::string> str;
for (std::vector<BaseImporter*>::const_iterator i = pimpl->mImporter.begin();i != pimpl->mImporter.end();++i) {
@@ -985,8 +1007,9 @@ void Importer::GetExtensionList(aiString& szOut) const
// ------------------------------------------------------------------------------------------------
// Set a configuration property
bool Importer::SetPropertyInteger(const char* szName, int iValue)
{
bool Importer::SetPropertyInteger(const char* szName, int iValue) {
ai_assert(nullptr != pimpl);
bool existing;
ASSIMP_BEGIN_EXCEPTION_REGION();
existing = SetGenericProperty<int>(pimpl->mIntProperties, szName,iValue);
@@ -996,8 +1019,9 @@ bool Importer::SetPropertyInteger(const char* szName, int iValue)
// ------------------------------------------------------------------------------------------------
// Set a configuration property
bool Importer::SetPropertyFloat(const char* szName, ai_real iValue)
{
bool Importer::SetPropertyFloat(const char* szName, ai_real iValue) {
ai_assert(nullptr != pimpl);
bool existing;
ASSIMP_BEGIN_EXCEPTION_REGION();
existing = SetGenericProperty<ai_real>(pimpl->mFloatProperties, szName,iValue);
@@ -1007,8 +1031,9 @@ bool Importer::SetPropertyFloat(const char* szName, ai_real iValue)
// ------------------------------------------------------------------------------------------------
// Set a configuration property
bool Importer::SetPropertyString(const char* szName, const std::string& value)
{
bool Importer::SetPropertyString(const char* szName, const std::string& value) {
ai_assert(nullptr != pimpl);
bool existing;
ASSIMP_BEGIN_EXCEPTION_REGION();
existing = SetGenericProperty<std::string>(pimpl->mStringProperties, szName,value);
@@ -1018,8 +1043,9 @@ bool Importer::SetPropertyString(const char* szName, const std::string& value)
// ------------------------------------------------------------------------------------------------
// Set a configuration property
bool Importer::SetPropertyMatrix(const char* szName, const aiMatrix4x4& value)
{
bool Importer::SetPropertyMatrix(const char* szName, const aiMatrix4x4& value) {
ai_assert(nullptr != pimpl);
bool existing;
ASSIMP_BEGIN_EXCEPTION_REGION();
existing = SetGenericProperty<aiMatrix4x4>(pimpl->mMatrixProperties, szName,value);
@@ -1029,40 +1055,43 @@ bool Importer::SetPropertyMatrix(const char* szName, const aiMatrix4x4& value)
// ------------------------------------------------------------------------------------------------
// Get a configuration property
int Importer::GetPropertyInteger(const char* szName,
int iErrorReturn /*= 0xffffffff*/) const
{
int Importer::GetPropertyInteger(const char* szName, int iErrorReturn /*= 0xffffffff*/) const {
ai_assert(nullptr != pimpl);
return GetGenericProperty<int>(pimpl->mIntProperties,szName,iErrorReturn);
}
// ------------------------------------------------------------------------------------------------
// Get a configuration property
ai_real Importer::GetPropertyFloat(const char* szName,
ai_real iErrorReturn /*= 10e10*/) const
{
ai_real Importer::GetPropertyFloat(const char* szName, ai_real iErrorReturn /*= 10e10*/) const {
ai_assert(nullptr != pimpl);
return GetGenericProperty<ai_real>(pimpl->mFloatProperties,szName,iErrorReturn);
}
// ------------------------------------------------------------------------------------------------
// Get a configuration property
const std::string Importer::GetPropertyString(const char* szName,
const std::string& iErrorReturn /*= ""*/) const
{
std::string Importer::GetPropertyString(const char* szName, const std::string& iErrorReturn /*= ""*/) const {
ai_assert(nullptr != pimpl);
return GetGenericProperty<std::string>(pimpl->mStringProperties,szName,iErrorReturn);
}
// ------------------------------------------------------------------------------------------------
// Get a configuration property
const aiMatrix4x4 Importer::GetPropertyMatrix(const char* szName,
const aiMatrix4x4& iErrorReturn /*= aiMatrix4x4()*/) const
{
aiMatrix4x4 Importer::GetPropertyMatrix(const char* szName, const aiMatrix4x4& iErrorReturn /*= aiMatrix4x4()*/) const {
ai_assert(nullptr != pimpl);
return GetGenericProperty<aiMatrix4x4>(pimpl->mMatrixProperties,szName,iErrorReturn);
}
// ------------------------------------------------------------------------------------------------
// Get the memory requirements of a single node
inline void AddNodeWeight(unsigned int& iScene,const aiNode* pcNode)
{
inline
void AddNodeWeight(unsigned int& iScene,const aiNode* pcNode) {
if ( nullptr == pcNode ) {
return;
}
iScene += sizeof(aiNode);
iScene += sizeof(unsigned int) * pcNode->mNumMeshes;
iScene += sizeof(void*) * pcNode->mNumChildren;
@@ -1074,21 +1103,20 @@ inline void AddNodeWeight(unsigned int& iScene,const aiNode* pcNode)
// ------------------------------------------------------------------------------------------------
// Get the memory requirements of the scene
void Importer::GetMemoryRequirements(aiMemoryInfo& in) const
{
void Importer::GetMemoryRequirements(aiMemoryInfo& in) const {
ai_assert(nullptr != pimpl);
in = aiMemoryInfo();
aiScene* mScene = pimpl->mScene;
// return if we have no scene loaded
if (!pimpl->mScene)
if (!mScene)
return;
in.total = sizeof(aiScene);
// add all meshes
for (unsigned int i = 0; i < mScene->mNumMeshes;++i)
{
for (unsigned int i = 0; i < mScene->mNumMeshes;++i) {
in.meshes += sizeof(aiMesh);
if (mScene->mMeshes[i]->HasPositions()) {
in.meshes += sizeof(aiVector3D) * mScene->mMeshes[i]->mNumVertices;
@@ -1105,14 +1133,16 @@ void Importer::GetMemoryRequirements(aiMemoryInfo& in) const
for (unsigned int a = 0; a < AI_MAX_NUMBER_OF_COLOR_SETS;++a) {
if (mScene->mMeshes[i]->HasVertexColors(a)) {
in.meshes += sizeof(aiColor4D) * mScene->mMeshes[i]->mNumVertices;
} else {
break;
}
else break;
}
for (unsigned int a = 0; a < AI_MAX_NUMBER_OF_TEXTURECOORDS;++a) {
if (mScene->mMeshes[i]->HasTextureCoords(a)) {
in.meshes += sizeof(aiVector3D) * mScene->mMeshes[i]->mNumVertices;
} else {
break;
}
else break;
}
if (mScene->mMeshes[i]->HasBones()) {
in.meshes += sizeof(void*) * mScene->mMeshes[i]->mNumBones;
@@ -1131,8 +1161,9 @@ void Importer::GetMemoryRequirements(aiMemoryInfo& in) const
in.textures += sizeof(aiTexture);
if (pc->mHeight) {
in.textures += 4 * pc->mHeight * pc->mWidth;
} else {
in.textures += pc->mWidth;
}
else in.textures += pc->mWidth;
}
in.total += in.textures;
@@ -1170,5 +1201,6 @@ void Importer::GetMemoryRequirements(aiMemoryInfo& in) const
in.materials += pc->mProperties[a]->mDataLength;
}
}
in.total += in.materials;
}

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.
@@ -1312,7 +1312,6 @@ void SceneCombiner::Copy(aiMetadata** _dest, const aiMetadata* src) {
aiMetadata* dest = *_dest = aiMetadata::Alloc( src->mNumProperties );
std::copy(src->mKeys, src->mKeys + src->mNumProperties, dest->mKeys);
dest->mValues = new aiMetadataEntry[src->mNumProperties];
for (unsigned int i = 0; i < src->mNumProperties; ++i) {
aiMetadataEntry& in = src->mValues[i];
aiMetadataEntry& out = dest->mValues[i];

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.
@@ -217,6 +217,7 @@ void ScenePreprocessor::ProcessAnimation (aiAnimation* anim)
// No rotation keys? Generate a dummy track
if (!channel->mNumRotationKeys) {
ai_assert(!channel->mRotationKeys);
channel->mNumRotationKeys = 1;
channel->mRotationKeys = new aiQuatKey[1];
aiQuatKey& q = channel->mRotationKeys[0];
@@ -225,10 +226,13 @@ void ScenePreprocessor::ProcessAnimation (aiAnimation* anim)
q.mValue = rotation;
ASSIMP_LOG_DEBUG("ScenePreprocessor: Dummy rotation track has been generated");
} else {
ai_assert(channel->mRotationKeys);
}
// No scaling keys? Generate a dummy track
if (!channel->mNumScalingKeys) {
ai_assert(!channel->mScalingKeys);
channel->mNumScalingKeys = 1;
channel->mScalingKeys = new aiVectorKey[1];
aiVectorKey& q = channel->mScalingKeys[0];
@@ -237,10 +241,13 @@ void ScenePreprocessor::ProcessAnimation (aiAnimation* anim)
q.mValue = scaling;
ASSIMP_LOG_DEBUG("ScenePreprocessor: Dummy scaling track has been generated");
} else {
ai_assert(channel->mScalingKeys);
}
// No position keys? Generate a dummy track
if (!channel->mNumPositionKeys) {
ai_assert(!channel->mPositionKeys);
channel->mNumPositionKeys = 1;
channel->mPositionKeys = new aiVectorKey[1];
aiVectorKey& q = channel->mPositionKeys[0];
@@ -249,6 +256,8 @@ void ScenePreprocessor::ProcessAnimation (aiAnimation* anim)
q.mValue = position;
ASSIMP_LOG_DEBUG("ScenePreprocessor: Dummy position track has been generated");
} else {
ai_assert(channel->mPositionKeys);
}
}
}

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.
@@ -51,6 +51,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <limits>
#include <assimp/TinyFormatter.h>
#include <assimp/Exceptional.h>
using namespace Assimp;
using namespace Assimp::Formatter;
@@ -94,7 +95,10 @@ void SplitByBoneCountProcess::Execute( aiScene* pScene)
bool isNecessary = false;
for( unsigned int a = 0; a < pScene->mNumMeshes; ++a)
if( pScene->mMeshes[a]->mNumBones > mMaxBoneCount )
{
isNecessary = true;
break;
}
if( !isNecessary )
{
@@ -155,7 +159,9 @@ void SplitByBoneCountProcess::SplitMesh( const aiMesh* pMesh, std::vector<aiMesh
{
// skip if not necessary
if( pMesh->mNumBones <= mMaxBoneCount )
{
return;
}
// necessary optimisation: build a list of all affecting bones for each vertex
// TODO: (thom) maybe add a custom allocator here to avoid allocating tens of thousands of small arrays
@@ -165,7 +171,9 @@ void SplitByBoneCountProcess::SplitMesh( const aiMesh* pMesh, std::vector<aiMesh
{
const aiBone* bone = pMesh->mBones[a];
for( unsigned int b = 0; b < bone->mNumWeights; ++b)
{
vertexBones[ bone->mWeights[b].mVertexId ].push_back( BoneWeight( a, bone->mWeights[b].mWeight));
}
}
unsigned int numFacesHandled = 0;
@@ -189,7 +197,9 @@ void SplitByBoneCountProcess::SplitMesh( const aiMesh* pMesh, std::vector<aiMesh
{
// skip if the face is already stored in a submesh
if( isFaceHandled[a] )
{
continue;
}
const aiFace& face = pMesh->mFaces[a];
// check every vertex if its bones would still fit into the current submesh
@@ -201,17 +211,27 @@ void SplitByBoneCountProcess::SplitMesh( const aiMesh* pMesh, std::vector<aiMesh
unsigned int boneIndex = vb[c].first;
// if the bone is already used in this submesh, it's ok
if( isBoneUsed[boneIndex] )
{
continue;
}
// if it's not used, yet, we would need to add it. Store its bone index
if( std::find( newBonesAtCurrentFace.begin(), newBonesAtCurrentFace.end(), boneIndex) == newBonesAtCurrentFace.end() )
{
newBonesAtCurrentFace.push_back( boneIndex);
}
}
}
if (newBonesAtCurrentFace.size() > mMaxBoneCount)
{
throw DeadlyImportError("SplitByBoneCountProcess: Single face requires more bones than specified max bone count!");
}
// leave out the face if the new bones required for this face don't fit the bone count limit anymore
if( numBones + newBonesAtCurrentFace.size() > mMaxBoneCount )
{
continue;
}
// mark all new bones as necessary
while( !newBonesAtCurrentFace.empty() )
@@ -219,7 +239,9 @@ void SplitByBoneCountProcess::SplitMesh( const aiMesh* pMesh, std::vector<aiMesh
unsigned int newIndex = newBonesAtCurrentFace.back();
newBonesAtCurrentFace.pop_back(); // this also avoids the deallocation which comes with a clear()
if( isBoneUsed[newIndex] )
{
continue;
}
isBoneUsed[newIndex] = true;
numBones++;
@@ -237,7 +259,9 @@ void SplitByBoneCountProcess::SplitMesh( const aiMesh* pMesh, std::vector<aiMesh
// create a new mesh to hold this subset of the source mesh
aiMesh* newMesh = new aiMesh;
if( pMesh->mName.length > 0 )
{
newMesh->mName.Set( format() << pMesh->mName.data << "_sub" << poNewMeshes.size());
}
newMesh->mMaterialIndex = pMesh->mMaterialIndex;
newMesh->mPrimitiveTypes = pMesh->mPrimitiveTypes;
poNewMeshes.push_back( newMesh);
@@ -247,7 +271,9 @@ void SplitByBoneCountProcess::SplitMesh( const aiMesh* pMesh, std::vector<aiMesh
newMesh->mNumFaces = static_cast<unsigned int>(subMeshFaces.size());
newMesh->mVertices = new aiVector3D[newMesh->mNumVertices];
if( pMesh->HasNormals() )
{
newMesh->mNormals = new aiVector3D[newMesh->mNumVertices];
}
if( pMesh->HasTangentsAndBitangents() )
{
newMesh->mTangents = new aiVector3D[newMesh->mNumVertices];
@@ -256,13 +282,17 @@ void SplitByBoneCountProcess::SplitMesh( const aiMesh* pMesh, std::vector<aiMesh
for( unsigned int a = 0; a < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++a )
{
if( pMesh->HasTextureCoords( a) )
{
newMesh->mTextureCoords[a] = new aiVector3D[newMesh->mNumVertices];
}
newMesh->mNumUVComponents[a] = pMesh->mNumUVComponents[a];
}
for( unsigned int a = 0; a < AI_MAX_NUMBER_OF_COLOR_SETS; ++a )
{
if( pMesh->HasVertexColors( a) )
{
newMesh->mColors[a] = new aiColor4D[newMesh->mNumVertices];
}
}
// and copy over the data, generating faces with linear indices along the way
@@ -285,7 +315,9 @@ void SplitByBoneCountProcess::SplitMesh( const aiMesh* pMesh, std::vector<aiMesh
newMesh->mVertices[nvi] = pMesh->mVertices[srcIndex];
if( pMesh->HasNormals() )
{
newMesh->mNormals[nvi] = pMesh->mNormals[srcIndex];
}
if( pMesh->HasTangentsAndBitangents() )
{
newMesh->mTangents[nvi] = pMesh->mTangents[srcIndex];
@@ -294,12 +326,16 @@ void SplitByBoneCountProcess::SplitMesh( const aiMesh* pMesh, std::vector<aiMesh
for( unsigned int c = 0; c < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++c )
{
if( pMesh->HasTextureCoords( c) )
{
newMesh->mTextureCoords[c][nvi] = pMesh->mTextureCoords[c][srcIndex];
}
}
for( unsigned int c = 0; c < AI_MAX_NUMBER_OF_COLOR_SETS; ++c )
{
if( pMesh->HasVertexColors( c) )
{
newMesh->mColors[c][nvi] = pMesh->mColors[c][srcIndex];
}
}
nvi++;
@@ -316,7 +352,9 @@ void SplitByBoneCountProcess::SplitMesh( const aiMesh* pMesh, std::vector<aiMesh
for( unsigned int a = 0; a < pMesh->mNumBones; ++a )
{
if( !isBoneUsed[a] )
{
continue;
}
// create the new bone
const aiBone* srcBone = pMesh->mBones[a];
@@ -340,7 +378,9 @@ void SplitByBoneCountProcess::SplitMesh( const aiMesh* pMesh, std::vector<aiMesh
{
unsigned int newBoneIndex = mappedBoneIndex[ bonesOnThisVertex[b].first ];
if( newBoneIndex != std::numeric_limits<unsigned int>::max() )
{
newMesh->mBones[newBoneIndex]->mNumWeights++;
}
}
}

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.
@@ -55,7 +55,7 @@ static const char* LEGAL_INFORMATION =
"Open Asset Import Library (Assimp).\n"
"A free C/C++ library to import various 3D file formats into applications\n\n"
"(c) 2006-2019, assimp team\n"
"(c) 2006-2020, assimp team\n"
"License under the terms and conditions of the 3-clause BSD license\n"
"http://assimp.org\n"
;
@@ -66,6 +66,12 @@ ASSIMP_API const char* aiGetLegalString () {
return LEGAL_INFORMATION;
}
// ------------------------------------------------------------------------------------------------
// Get Assimp patch version
ASSIMP_API unsigned int aiGetVersionPatch() {
return VER_PATCH;
}
// ------------------------------------------------------------------------------------------------
// Get Assimp minor version
ASSIMP_API unsigned int aiGetVersionMinor () {

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
@@ -58,7 +58,7 @@ VertexTriangleAdjacency::VertexTriangleAdjacency(aiFace *pcFaces,
{
// compute the number of referenced vertices if it wasn't specified by the caller
const aiFace* const pcFaceEnd = pcFaces + iNumFaces;
if (!iNumVertices) {
if (0 == iNumVertices) {
for (aiFace* pcFace = pcFaces; pcFace != pcFaceEnd; ++pcFace) {
ai_assert( nullptr != pcFace );
ai_assert(3 == pcFace->mNumIndices);
@@ -68,7 +68,7 @@ VertexTriangleAdjacency::VertexTriangleAdjacency(aiFace *pcFaces,
}
}
mNumVertices = iNumVertices;
mNumVertices = iNumVertices + 1;
unsigned int* pi;

View File

@@ -2,7 +2,7 @@
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team
All rights reserved.

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team

View File

@@ -37,7 +37,7 @@ The ASSBIN file format is composed of chunks to represent the hierarchical aiSce
This makes the format extensible and allows backward-compatibility with future data structure
versions. The <tt>&lt;root&gt;/code/assbin_chunks.h</tt> header contains some magic constants
for use by stand-alone ASSBIN loaders. Also, Assimp's own file writer can be found
in <tt>&lt;root&gt;/tools/assimp_cmd/WriteDumb.cpp</tt> (yes, the 'b' is no typo ...).
in <tt>&lt;root&gt;/tools/assimp_cmd/WriteDump.cpp</tt> (yes, the 'b' is no typo ...).
@verbatim

View File

@@ -0,0 +1,97 @@
/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2020, 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 material.cpp
/** Implement common material related functions. */
#include <assimp/ai_assert.h>
#include <assimp/material.h>
// -------------------------------------------------------------------------------
const char* TextureTypeToString(aiTextureType in)
{
switch (in)
{
case aiTextureType_NONE:
return "n/a";
case aiTextureType_DIFFUSE:
return "Diffuse";
case aiTextureType_SPECULAR:
return "Specular";
case aiTextureType_AMBIENT:
return "Ambient";
case aiTextureType_EMISSIVE:
return "Emissive";
case aiTextureType_OPACITY:
return "Opacity";
case aiTextureType_NORMALS:
return "Normals";
case aiTextureType_HEIGHT:
return "Height";
case aiTextureType_SHININESS:
return "Shininess";
case aiTextureType_DISPLACEMENT:
return "Displacement";
case aiTextureType_LIGHTMAP:
return "Lightmap";
case aiTextureType_REFLECTION:
return "Reflection";
case aiTextureType_BASE_COLOR:
return "BaseColor";
case aiTextureType_NORMAL_CAMERA:
return "NormalCamera";
case aiTextureType_EMISSION_COLOR:
return "EmissionColor";
case aiTextureType_METALNESS:
return "Metalness";
case aiTextureType_DIFFUSE_ROUGHNESS:
return "DiffuseRoughness";
case aiTextureType_AMBIENT_OCCLUSION:
return "AmbientOcclusion";
case aiTextureType_UNKNOWN:
return "Unknown";
default:
break;
}
ai_assert(false);
return "BUG";
}

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team

View File

@@ -3,7 +3,7 @@
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
Copyright (c) 2006-2020, assimp team