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Diffstat (limited to 'libs/assimp/code/Common/Assimp.cpp')
| -rw-r--r-- | libs/assimp/code/Common/Assimp.cpp | 1299 |
1 files changed, 1299 insertions, 0 deletions
diff --git a/libs/assimp/code/Common/Assimp.cpp b/libs/assimp/code/Common/Assimp.cpp new file mode 100644 index 0000000..71e312c --- /dev/null +++ b/libs/assimp/code/Common/Assimp.cpp @@ -0,0 +1,1299 @@ +/* +--------------------------------------------------------------------------- +Open Asset Import Library (assimp) +--------------------------------------------------------------------------- + +Copyright (c) 2006-2022, assimp team + + + +All rights reserved. + +Redistribution and use of this software in source and binary forms, +with or without modification, are permitted provided that the following +conditions are met: + +* Redistributions of source code must retain the above + copyright notice, this list of conditions and the + following disclaimer. + +* Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the + following disclaimer in the documentation and/or other + materials provided with the distribution. + +* Neither the name of the assimp team, nor the names of its + contributors may be used to endorse or promote products + derived from this software without specific prior + written permission of the assimp team. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +--------------------------------------------------------------------------- +*/ +/** @file Assimp.cpp + * @brief Implementation of the Plain-C API + */ + +#include <assimp/BaseImporter.h> +#include <assimp/Exceptional.h> +#include <assimp/GenericProperty.h> +#include <assimp/cimport.h> +#include <assimp/importerdesc.h> +#include <assimp/scene.h> +#include <assimp/DefaultLogger.hpp> +#include <assimp/Importer.hpp> +#include <assimp/LogStream.hpp> + +#include "CApi/CInterfaceIOWrapper.h" +#include "Importer.h" +#include "ScenePrivate.h" + +#include <list> + +// ------------------------------------------------------------------------------------------------ +#ifndef ASSIMP_BUILD_SINGLETHREADED +#include <mutex> +#include <thread> +#endif +// ------------------------------------------------------------------------------------------------ +using namespace Assimp; + +namespace Assimp { +// underlying structure for aiPropertyStore +typedef BatchLoader::PropertyMap PropertyMap; + +#if defined(__has_warning) +#if __has_warning("-Wordered-compare-function-pointers") +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wordered-compare-function-pointers" +#endif +#endif + +/** Stores the LogStream objects for all active C log streams */ +struct mpred { + bool operator()(const aiLogStream &s0, const aiLogStream &s1) const { + return s0.callback < s1.callback && s0.user < s1.user; + } +}; + +#if defined(__has_warning) +#if __has_warning("-Wordered-compare-function-pointers") +#pragma GCC diagnostic pop +#endif +#endif +typedef std::map<aiLogStream, Assimp::LogStream *, mpred> LogStreamMap; + +/** Stores the LogStream objects allocated by #aiGetPredefinedLogStream */ +typedef std::list<Assimp::LogStream *> PredefLogStreamMap; + +/** Local storage of all active log streams */ +static LogStreamMap gActiveLogStreams; + +/** Local storage of LogStreams allocated by #aiGetPredefinedLogStream */ +static PredefLogStreamMap gPredefinedStreams; + +/** Error message of the last failed import process */ +static std::string gLastErrorString; + +/** Verbose logging active or not? */ +static aiBool gVerboseLogging = false; + +/** will return all registered importers. */ +void GetImporterInstanceList(std::vector<BaseImporter *> &out); + +/** will delete all registered importers. */ +void DeleteImporterInstanceList(std::vector<BaseImporter *> &out); +} // namespace Assimp + +#ifndef ASSIMP_BUILD_SINGLETHREADED +/** Global mutex to manage the access to the log-stream map */ +static std::mutex gLogStreamMutex; +#endif + +// ------------------------------------------------------------------------------------------------ +// Custom LogStream implementation for the C-API +class LogToCallbackRedirector : public LogStream { +public: + explicit LogToCallbackRedirector(const aiLogStream &s) : + stream(s) { + ai_assert(nullptr != s.callback); + } + + ~LogToCallbackRedirector() { +#ifndef ASSIMP_BUILD_SINGLETHREADED + std::lock_guard<std::mutex> lock(gLogStreamMutex); +#endif + // (HACK) Check whether the 'stream.user' pointer points to a + // custom LogStream allocated by #aiGetPredefinedLogStream. + // In this case, we need to delete it, too. Of course, this + // might cause strange problems, but the chance is quite low. + + PredefLogStreamMap::iterator it = std::find(gPredefinedStreams.begin(), + gPredefinedStreams.end(), (Assimp::LogStream *)stream.user); + + if (it != gPredefinedStreams.end()) { + delete *it; + gPredefinedStreams.erase(it); + } + } + + /** @copydoc LogStream::write */ + void write(const char *message) { + stream.callback(message, stream.user); + } + +private: + aiLogStream stream; +}; + +// ------------------------------------------------------------------------------------------------ +void ReportSceneNotFoundError() { + ASSIMP_LOG_ERROR("Unable to find the Assimp::Importer for this aiScene. " + "The C-API does not accept scenes produced by the C++ API and vice versa"); + + ai_assert(false); +} + +// ------------------------------------------------------------------------------------------------ +// Reads the given file and returns its content. +const aiScene *aiImportFile(const char *pFile, unsigned int pFlags) { + return aiImportFileEx(pFile, pFlags, nullptr); +} + +// ------------------------------------------------------------------------------------------------ +const aiScene *aiImportFileEx(const char *pFile, unsigned int pFlags, aiFileIO *pFS) { + return aiImportFileExWithProperties(pFile, pFlags, pFS, nullptr); +} + +// ------------------------------------------------------------------------------------------------ +const aiScene *aiImportFileExWithProperties(const char *pFile, unsigned int pFlags, + aiFileIO *pFS, const aiPropertyStore *props) { + ai_assert(nullptr != pFile); + + const aiScene *scene = nullptr; + ASSIMP_BEGIN_EXCEPTION_REGION(); + + // create an Importer for this file + Assimp::Importer *imp = new Assimp::Importer(); + + // copy properties + if (props) { + const PropertyMap *pp = reinterpret_cast<const PropertyMap *>(props); + ImporterPimpl *pimpl = imp->Pimpl(); + pimpl->mIntProperties = pp->ints; + pimpl->mFloatProperties = pp->floats; + pimpl->mStringProperties = pp->strings; + pimpl->mMatrixProperties = pp->matrices; + } + // setup a custom IO system if necessary + if (pFS) { + imp->SetIOHandler(new CIOSystemWrapper(pFS)); + } + + // and have it read the file + scene = imp->ReadFile(pFile, pFlags); + + // if succeeded, store the importer in the scene and keep it alive + if (scene) { + ScenePrivateData *priv = const_cast<ScenePrivateData *>(ScenePriv(scene)); + priv->mOrigImporter = imp; + } else { + // if failed, extract error code and destroy the import + gLastErrorString = imp->GetErrorString(); + delete imp; + } + + // return imported data. If the import failed the pointer is nullptr anyways + ASSIMP_END_EXCEPTION_REGION(const aiScene *); + + return scene; +} + +// ------------------------------------------------------------------------------------------------ +const aiScene *aiImportFileFromMemory( + const char *pBuffer, + unsigned int pLength, + unsigned int pFlags, + const char *pHint) { + return aiImportFileFromMemoryWithProperties(pBuffer, pLength, pFlags, pHint, nullptr); +} + +// ------------------------------------------------------------------------------------------------ +const aiScene *aiImportFileFromMemoryWithProperties( + const char *pBuffer, + unsigned int pLength, + unsigned int pFlags, + const char *pHint, + const aiPropertyStore *props) { + ai_assert(nullptr != pBuffer); + ai_assert(0 != pLength); + + const aiScene *scene = nullptr; + ASSIMP_BEGIN_EXCEPTION_REGION(); + + // create an Importer for this file + Assimp::Importer *imp = new Assimp::Importer(); + + // copy properties + if (props) { + const PropertyMap *pp = reinterpret_cast<const PropertyMap *>(props); + ImporterPimpl *pimpl = imp->Pimpl(); + pimpl->mIntProperties = pp->ints; + pimpl->mFloatProperties = pp->floats; + pimpl->mStringProperties = pp->strings; + pimpl->mMatrixProperties = pp->matrices; + } + + // and have it read the file from the memory buffer + scene = imp->ReadFileFromMemory(pBuffer, pLength, pFlags, pHint); + + // if succeeded, store the importer in the scene and keep it alive + if (scene) { + ScenePrivateData *priv = const_cast<ScenePrivateData *>(ScenePriv(scene)); + priv->mOrigImporter = imp; + } else { + // if failed, extract error code and destroy the import + gLastErrorString = imp->GetErrorString(); + delete imp; + } + // return imported data. If the import failed the pointer is nullptr anyways + ASSIMP_END_EXCEPTION_REGION(const aiScene *); + return scene; +} + +// ------------------------------------------------------------------------------------------------ +// Releases all resources associated with the given import process. +void aiReleaseImport(const aiScene *pScene) { + if (!pScene) { + return; + } + + ASSIMP_BEGIN_EXCEPTION_REGION(); + + // find the importer associated with this data + const ScenePrivateData *priv = ScenePriv(pScene); + if (!priv || !priv->mOrigImporter) { + delete pScene; + } else { + // deleting the Importer also deletes the scene + // Note: the reason that this is not written as 'delete priv->mOrigImporter' + // is a suspected bug in gcc 4.4+ (http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52339) + Importer *importer = priv->mOrigImporter; + delete importer; + } + + ASSIMP_END_EXCEPTION_REGION(void); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API const aiScene *aiApplyPostProcessing(const aiScene *pScene, + unsigned int pFlags) { + const aiScene *sc = nullptr; + + ASSIMP_BEGIN_EXCEPTION_REGION(); + + // find the importer associated with this data + const ScenePrivateData *priv = ScenePriv(pScene); + if (!priv || !priv->mOrigImporter) { + ReportSceneNotFoundError(); + return nullptr; + } + + sc = priv->mOrigImporter->ApplyPostProcessing(pFlags); + + if (!sc) { + aiReleaseImport(pScene); + return nullptr; + } + + ASSIMP_END_EXCEPTION_REGION(const aiScene *); + return sc; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API const aiScene *aiApplyCustomizedPostProcessing(const aiScene *scene, + BaseProcess *process, + bool requestValidation) { + const aiScene *sc(nullptr); + + ASSIMP_BEGIN_EXCEPTION_REGION(); + + // find the importer associated with this data + const ScenePrivateData *priv = ScenePriv(scene); + if (nullptr == priv || nullptr == priv->mOrigImporter) { + ReportSceneNotFoundError(); + return nullptr; + } + + sc = priv->mOrigImporter->ApplyCustomizedPostProcessing(process, requestValidation); + + if (!sc) { + aiReleaseImport(scene); + return nullptr; + } + + ASSIMP_END_EXCEPTION_REGION(const aiScene *); + + return sc; +} + +// ------------------------------------------------------------------------------------------------ +void CallbackToLogRedirector(const char *msg, char *dt) { + ai_assert(nullptr != msg); + ai_assert(nullptr != dt); + LogStream *s = (LogStream *)dt; + + s->write(msg); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API aiLogStream aiGetPredefinedLogStream(aiDefaultLogStream pStream, const char *file) { + aiLogStream sout; + + ASSIMP_BEGIN_EXCEPTION_REGION(); + LogStream *stream = LogStream::createDefaultStream(pStream, file); + if (!stream) { + sout.callback = nullptr; + sout.user = nullptr; + } else { + sout.callback = &CallbackToLogRedirector; + sout.user = (char *)stream; + } + gPredefinedStreams.push_back(stream); + ASSIMP_END_EXCEPTION_REGION(aiLogStream); + return sout; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiAttachLogStream(const aiLogStream *stream) { + ASSIMP_BEGIN_EXCEPTION_REGION(); + +#ifndef ASSIMP_BUILD_SINGLETHREADED + std::lock_guard<std::mutex> lock(gLogStreamMutex); +#endif + + LogStream *lg = new LogToCallbackRedirector(*stream); + gActiveLogStreams[*stream] = lg; + + if (DefaultLogger::isNullLogger()) { + DefaultLogger::create(nullptr, (gVerboseLogging == AI_TRUE ? Logger::VERBOSE : Logger::NORMAL)); + } + DefaultLogger::get()->attachStream(lg); + ASSIMP_END_EXCEPTION_REGION(void); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API aiReturn aiDetachLogStream(const aiLogStream *stream) { + ASSIMP_BEGIN_EXCEPTION_REGION(); + +#ifndef ASSIMP_BUILD_SINGLETHREADED + std::lock_guard<std::mutex> lock(gLogStreamMutex); +#endif + // find the log-stream associated with this data + LogStreamMap::iterator it = gActiveLogStreams.find(*stream); + // it should be there... else the user is playing fools with us + if (it == gActiveLogStreams.end()) { + return AI_FAILURE; + } + DefaultLogger::get()->detachStream(it->second); + delete it->second; + + gActiveLogStreams.erase(it); + + if (gActiveLogStreams.empty()) { + DefaultLogger::kill(); + } + ASSIMP_END_EXCEPTION_REGION(aiReturn); + return AI_SUCCESS; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiDetachAllLogStreams(void) { + ASSIMP_BEGIN_EXCEPTION_REGION(); +#ifndef ASSIMP_BUILD_SINGLETHREADED + std::lock_guard<std::mutex> lock(gLogStreamMutex); +#endif + Logger *logger(DefaultLogger::get()); + if (nullptr == logger) { + return; + } + + for (LogStreamMap::iterator it = gActiveLogStreams.begin(); it != gActiveLogStreams.end(); ++it) { + logger->detachStream(it->second); + delete it->second; + } + gActiveLogStreams.clear(); + DefaultLogger::kill(); + + ASSIMP_END_EXCEPTION_REGION(void); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiEnableVerboseLogging(aiBool d) { + if (!DefaultLogger::isNullLogger()) { + DefaultLogger::get()->setLogSeverity((d == AI_TRUE ? Logger::VERBOSE : Logger::NORMAL)); + } + gVerboseLogging = d; +} + +// ------------------------------------------------------------------------------------------------ +// Returns the error text of the last failed import process. +const char *aiGetErrorString() { + return gLastErrorString.c_str(); +} + +// ----------------------------------------------------------------------------------------------- +// Return the description of a importer given its index +const aiImporterDesc *aiGetImportFormatDescription(size_t pIndex) { + return Importer().GetImporterInfo(pIndex); +} + +// ----------------------------------------------------------------------------------------------- +// Return the number of importers +size_t aiGetImportFormatCount(void) { + return Importer().GetImporterCount(); +} + +// ------------------------------------------------------------------------------------------------ +// Returns the error text of the last failed import process. +aiBool aiIsExtensionSupported(const char *szExtension) { + ai_assert(nullptr != szExtension); + aiBool candoit = AI_FALSE; + ASSIMP_BEGIN_EXCEPTION_REGION(); + + // FIXME: no need to create a temporary Importer instance just for that .. + Assimp::Importer tmp; + candoit = tmp.IsExtensionSupported(std::string(szExtension)) ? AI_TRUE : AI_FALSE; + + ASSIMP_END_EXCEPTION_REGION(aiBool); + return candoit; +} + +// ------------------------------------------------------------------------------------------------ +// Get a list of all file extensions supported by ASSIMP +void aiGetExtensionList(aiString *szOut) { + ai_assert(nullptr != szOut); + ASSIMP_BEGIN_EXCEPTION_REGION(); + + // FIXME: no need to create a temporary Importer instance just for that .. + Assimp::Importer tmp; + tmp.GetExtensionList(*szOut); + + ASSIMP_END_EXCEPTION_REGION(void); +} + +// ------------------------------------------------------------------------------------------------ +// Get the memory requirements for a particular import. +void aiGetMemoryRequirements(const C_STRUCT aiScene *pIn, + C_STRUCT aiMemoryInfo *in) { + ASSIMP_BEGIN_EXCEPTION_REGION(); + + // find the importer associated with this data + const ScenePrivateData *priv = ScenePriv(pIn); + if (!priv || !priv->mOrigImporter) { + ReportSceneNotFoundError(); + return; + } + + return priv->mOrigImporter->GetMemoryRequirements(*in); + ASSIMP_END_EXCEPTION_REGION(void); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API aiPropertyStore *aiCreatePropertyStore(void) { + return reinterpret_cast<aiPropertyStore *>(new PropertyMap()); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiReleasePropertyStore(aiPropertyStore *p) { + delete reinterpret_cast<PropertyMap *>(p); +} + +// ------------------------------------------------------------------------------------------------ +// Importer::SetPropertyInteger +ASSIMP_API void aiSetImportPropertyInteger(aiPropertyStore *p, const char *szName, int value) { + ASSIMP_BEGIN_EXCEPTION_REGION(); + PropertyMap *pp = reinterpret_cast<PropertyMap *>(p); + SetGenericProperty<int>(pp->ints, szName, value); + ASSIMP_END_EXCEPTION_REGION(void); +} + +// ------------------------------------------------------------------------------------------------ +// Importer::SetPropertyFloat +ASSIMP_API void aiSetImportPropertyFloat(aiPropertyStore *p, const char *szName, ai_real value) { + ASSIMP_BEGIN_EXCEPTION_REGION(); + PropertyMap *pp = reinterpret_cast<PropertyMap *>(p); + SetGenericProperty<ai_real>(pp->floats, szName, value); + ASSIMP_END_EXCEPTION_REGION(void); +} + +// ------------------------------------------------------------------------------------------------ +// Importer::SetPropertyString +ASSIMP_API void aiSetImportPropertyString(aiPropertyStore *p, const char *szName, + const C_STRUCT aiString *st) { + if (!st) { + return; + } + ASSIMP_BEGIN_EXCEPTION_REGION(); + PropertyMap *pp = reinterpret_cast<PropertyMap *>(p); + SetGenericProperty<std::string>(pp->strings, szName, std::string(st->C_Str())); + ASSIMP_END_EXCEPTION_REGION(void); +} + +// ------------------------------------------------------------------------------------------------ +// Importer::SetPropertyMatrix +ASSIMP_API void aiSetImportPropertyMatrix(aiPropertyStore *p, const char *szName, + const C_STRUCT aiMatrix4x4 *mat) { + if (!mat) { + return; + } + ASSIMP_BEGIN_EXCEPTION_REGION(); + PropertyMap *pp = reinterpret_cast<PropertyMap *>(p); + SetGenericProperty<aiMatrix4x4>(pp->matrices, szName, *mat); + ASSIMP_END_EXCEPTION_REGION(void); +} + +// ------------------------------------------------------------------------------------------------ +// Rotation matrix to quaternion +ASSIMP_API void aiCreateQuaternionFromMatrix(aiQuaternion *quat, const aiMatrix3x3 *mat) { + ai_assert(nullptr != quat); + ai_assert(nullptr != mat); + *quat = aiQuaternion(*mat); +} + +// ------------------------------------------------------------------------------------------------ +// Matrix decomposition +ASSIMP_API void aiDecomposeMatrix(const aiMatrix4x4 *mat, aiVector3D *scaling, + aiQuaternion *rotation, + aiVector3D *position) { + ai_assert(nullptr != rotation); + ai_assert(nullptr != position); + ai_assert(nullptr != scaling); + ai_assert(nullptr != mat); + mat->Decompose(*scaling, *rotation, *position); +} + +// ------------------------------------------------------------------------------------------------ +// Matrix transpose +ASSIMP_API void aiTransposeMatrix3(aiMatrix3x3 *mat) { + ai_assert(nullptr != mat); + mat->Transpose(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiTransposeMatrix4(aiMatrix4x4 *mat) { + ai_assert(nullptr != mat); + mat->Transpose(); +} + +// ------------------------------------------------------------------------------------------------ +// Vector transformation +ASSIMP_API void aiTransformVecByMatrix3(aiVector3D *vec, + const aiMatrix3x3 *mat) { + ai_assert(nullptr != mat); + ai_assert(nullptr != vec); + *vec *= (*mat); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiTransformVecByMatrix4(aiVector3D *vec, + const aiMatrix4x4 *mat) { + ai_assert(nullptr != mat); + ai_assert(nullptr != vec); + + *vec *= (*mat); +} + +// ------------------------------------------------------------------------------------------------ +// Matrix multiplication +ASSIMP_API void aiMultiplyMatrix4( + aiMatrix4x4 *dst, + const aiMatrix4x4 *src) { + ai_assert(nullptr != dst); + ai_assert(nullptr != src); + *dst = (*dst) * (*src); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMultiplyMatrix3( + aiMatrix3x3 *dst, + const aiMatrix3x3 *src) { + ai_assert(nullptr != dst); + ai_assert(nullptr != src); + *dst = (*dst) * (*src); +} + +// ------------------------------------------------------------------------------------------------ +// Matrix identity +ASSIMP_API void aiIdentityMatrix3( + aiMatrix3x3 *mat) { + ai_assert(nullptr != mat); + *mat = aiMatrix3x3(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiIdentityMatrix4( + aiMatrix4x4 *mat) { + ai_assert(nullptr != mat); + *mat = aiMatrix4x4(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API C_STRUCT const aiImporterDesc *aiGetImporterDesc(const char *extension) { + if (nullptr == extension) { + return nullptr; + } + const aiImporterDesc *desc(nullptr); + std::vector<BaseImporter *> out; + GetImporterInstanceList(out); + for (size_t i = 0; i < out.size(); ++i) { + if (0 == strncmp(out[i]->GetInfo()->mFileExtensions, extension, strlen(extension))) { + desc = out[i]->GetInfo(); + break; + } + } + + DeleteImporterInstanceList(out); + + return desc; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API int aiVector2AreEqual( + const C_STRUCT aiVector2D *a, + const C_STRUCT aiVector2D *b) { + ai_assert(nullptr != a); + ai_assert(nullptr != b); + return *a == *b; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API int aiVector2AreEqualEpsilon( + const C_STRUCT aiVector2D *a, + const C_STRUCT aiVector2D *b, + const float epsilon) { + ai_assert(nullptr != a); + ai_assert(nullptr != b); + return a->Equal(*b, epsilon); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector2Add( + C_STRUCT aiVector2D *dst, + const C_STRUCT aiVector2D *src) { + ai_assert(nullptr != dst); + ai_assert(nullptr != src); + *dst = *dst + *src; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector2Subtract( + C_STRUCT aiVector2D *dst, + const C_STRUCT aiVector2D *src) { + ai_assert(nullptr != dst); + ai_assert(nullptr != src); + *dst = *dst - *src; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector2Scale( + C_STRUCT aiVector2D *dst, + const float s) { + ai_assert(nullptr != dst); + *dst *= s; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector2SymMul( + C_STRUCT aiVector2D *dst, + const C_STRUCT aiVector2D *other) { + ai_assert(nullptr != dst); + ai_assert(nullptr != other); + *dst = dst->SymMul(*other); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector2DivideByScalar( + C_STRUCT aiVector2D *dst, + const float s) { + ai_assert(nullptr != dst); + *dst /= s; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector2DivideByVector( + C_STRUCT aiVector2D *dst, + C_STRUCT aiVector2D *v) { + ai_assert(nullptr != dst); + ai_assert(nullptr != v); + *dst = *dst / *v; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API float aiVector2Length( + const C_STRUCT aiVector2D *v) { + ai_assert(nullptr != v); + return v->Length(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API float aiVector2SquareLength( + const C_STRUCT aiVector2D *v) { + ai_assert(nullptr != v); + return v->SquareLength(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector2Negate( + C_STRUCT aiVector2D *dst) { + ai_assert(nullptr != dst); + *dst = -(*dst); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API float aiVector2DotProduct( + const C_STRUCT aiVector2D *a, + const C_STRUCT aiVector2D *b) { + ai_assert(nullptr != a); + ai_assert(nullptr != b); + return (*a) * (*b); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector2Normalize( + C_STRUCT aiVector2D *v) { + ai_assert(nullptr != v); + v->Normalize(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API int aiVector3AreEqual( + const C_STRUCT aiVector3D *a, + const C_STRUCT aiVector3D *b) { + ai_assert(nullptr != a); + ai_assert(nullptr != b); + return *a == *b; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API int aiVector3AreEqualEpsilon( + const C_STRUCT aiVector3D *a, + const C_STRUCT aiVector3D *b, + const float epsilon) { + ai_assert(nullptr != a); + ai_assert(nullptr != b); + return a->Equal(*b, epsilon); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API int aiVector3LessThan( + const C_STRUCT aiVector3D *a, + const C_STRUCT aiVector3D *b) { + ai_assert(nullptr != a); + ai_assert(nullptr != b); + return *a < *b; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector3Add( + C_STRUCT aiVector3D *dst, + const C_STRUCT aiVector3D *src) { + ai_assert(nullptr != dst); + ai_assert(nullptr != src); + *dst = *dst + *src; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector3Subtract( + C_STRUCT aiVector3D *dst, + const C_STRUCT aiVector3D *src) { + ai_assert(nullptr != dst); + ai_assert(nullptr != src); + *dst = *dst - *src; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector3Scale( + C_STRUCT aiVector3D *dst, + const float s) { + ai_assert(nullptr != dst); + *dst *= s; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector3SymMul( + C_STRUCT aiVector3D *dst, + const C_STRUCT aiVector3D *other) { + ai_assert(nullptr != dst); + ai_assert(nullptr != other); + *dst = dst->SymMul(*other); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector3DivideByScalar( + C_STRUCT aiVector3D *dst, const float s) { + ai_assert(nullptr != dst); + *dst /= s; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector3DivideByVector( + C_STRUCT aiVector3D *dst, + C_STRUCT aiVector3D *v) { + ai_assert(nullptr != dst); + ai_assert(nullptr != v); + *dst = *dst / *v; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API float aiVector3Length( + const C_STRUCT aiVector3D *v) { + ai_assert(nullptr != v); + return v->Length(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API float aiVector3SquareLength( + const C_STRUCT aiVector3D *v) { + ai_assert(nullptr != v); + return v->SquareLength(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector3Negate( + C_STRUCT aiVector3D *dst) { + ai_assert(nullptr != dst); + *dst = -(*dst); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API float aiVector3DotProduct( + const C_STRUCT aiVector3D *a, + const C_STRUCT aiVector3D *b) { + ai_assert(nullptr != a); + ai_assert(nullptr != b); + return (*a) * (*b); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector3CrossProduct( + C_STRUCT aiVector3D *dst, + const C_STRUCT aiVector3D *a, + const C_STRUCT aiVector3D *b) { + ai_assert(nullptr != dst); + ai_assert(nullptr != a); + ai_assert(nullptr != b); + *dst = *a ^ *b; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector3Normalize( + C_STRUCT aiVector3D *v) { + ai_assert(nullptr != v); + v->Normalize(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector3NormalizeSafe( + C_STRUCT aiVector3D *v) { + ai_assert(nullptr != v); + v->NormalizeSafe(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiVector3RotateByQuaternion( + C_STRUCT aiVector3D *v, + const C_STRUCT aiQuaternion *q) { + ai_assert(nullptr != v); + ai_assert(nullptr != q); + *v = q->Rotate(*v); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix3FromMatrix4( + C_STRUCT aiMatrix3x3 *dst, + const C_STRUCT aiMatrix4x4 *mat) { + ai_assert(nullptr != dst); + ai_assert(nullptr != mat); + *dst = aiMatrix3x3(*mat); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix3FromQuaternion( + C_STRUCT aiMatrix3x3 *mat, + const C_STRUCT aiQuaternion *q) { + ai_assert(nullptr != mat); + ai_assert(nullptr != q); + *mat = q->GetMatrix(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API int aiMatrix3AreEqual( + const C_STRUCT aiMatrix3x3 *a, + const C_STRUCT aiMatrix3x3 *b) { + ai_assert(nullptr != a); + ai_assert(nullptr != b); + return *a == *b; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API int aiMatrix3AreEqualEpsilon( + const C_STRUCT aiMatrix3x3 *a, + const C_STRUCT aiMatrix3x3 *b, + const float epsilon) { + ai_assert(nullptr != a); + ai_assert(nullptr != b); + return a->Equal(*b, epsilon); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix3Inverse(C_STRUCT aiMatrix3x3 *mat) { + ai_assert(nullptr != mat); + mat->Inverse(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API float aiMatrix3Determinant(const C_STRUCT aiMatrix3x3 *mat) { + ai_assert(nullptr != mat); + return mat->Determinant(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix3RotationZ( + C_STRUCT aiMatrix3x3 *mat, + const float angle) { + ai_assert(nullptr != mat); + aiMatrix3x3::RotationZ(angle, *mat); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix3FromRotationAroundAxis( + C_STRUCT aiMatrix3x3 *mat, + const C_STRUCT aiVector3D *axis, + const float angle) { + ai_assert(nullptr != mat); + ai_assert(nullptr != axis); + aiMatrix3x3::Rotation(angle, *axis, *mat); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix3Translation( + C_STRUCT aiMatrix3x3 *mat, + const C_STRUCT aiVector2D *translation) { + ai_assert(nullptr != mat); + ai_assert(nullptr != translation); + aiMatrix3x3::Translation(*translation, *mat); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix3FromTo( + C_STRUCT aiMatrix3x3 *mat, + const C_STRUCT aiVector3D *from, + const C_STRUCT aiVector3D *to) { + ai_assert(nullptr != mat); + ai_assert(nullptr != from); + ai_assert(nullptr != to); + aiMatrix3x3::FromToMatrix(*from, *to, *mat); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix4FromMatrix3( + C_STRUCT aiMatrix4x4 *dst, + const C_STRUCT aiMatrix3x3 *mat) { + ai_assert(nullptr != dst); + ai_assert(nullptr != mat); + *dst = aiMatrix4x4(*mat); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix4FromScalingQuaternionPosition( + C_STRUCT aiMatrix4x4 *mat, + const C_STRUCT aiVector3D *scaling, + const C_STRUCT aiQuaternion *rotation, + const C_STRUCT aiVector3D *position) { + ai_assert(nullptr != mat); + ai_assert(nullptr != scaling); + ai_assert(nullptr != rotation); + ai_assert(nullptr != position); + *mat = aiMatrix4x4(*scaling, *rotation, *position); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix4Add( + C_STRUCT aiMatrix4x4 *dst, + const C_STRUCT aiMatrix4x4 *src) { + ai_assert(nullptr != dst); + ai_assert(nullptr != src); + *dst = *dst + *src; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API int aiMatrix4AreEqual( + const C_STRUCT aiMatrix4x4 *a, + const C_STRUCT aiMatrix4x4 *b) { + ai_assert(nullptr != a); + ai_assert(nullptr != b); + return *a == *b; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API int aiMatrix4AreEqualEpsilon( + const C_STRUCT aiMatrix4x4 *a, + const C_STRUCT aiMatrix4x4 *b, + const float epsilon) { + ai_assert(nullptr != a); + ai_assert(nullptr != b); + return a->Equal(*b, epsilon); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix4Inverse(C_STRUCT aiMatrix4x4 *mat) { + ai_assert(nullptr != mat); + mat->Inverse(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API float aiMatrix4Determinant(const C_STRUCT aiMatrix4x4 *mat) { + ai_assert(nullptr != mat); + return mat->Determinant(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API int aiMatrix4IsIdentity(const C_STRUCT aiMatrix4x4 *mat) { + ai_assert(nullptr != mat); + return mat->IsIdentity(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix4DecomposeIntoScalingEulerAnglesPosition( + const C_STRUCT aiMatrix4x4 *mat, + C_STRUCT aiVector3D *scaling, + C_STRUCT aiVector3D *rotation, + C_STRUCT aiVector3D *position) { + ai_assert(nullptr != mat); + ai_assert(nullptr != scaling); + ai_assert(nullptr != rotation); + ai_assert(nullptr != position); + mat->Decompose(*scaling, *rotation, *position); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix4DecomposeIntoScalingAxisAnglePosition( + const C_STRUCT aiMatrix4x4 *mat, + C_STRUCT aiVector3D *scaling, + C_STRUCT aiVector3D *axis, + ai_real *angle, + C_STRUCT aiVector3D *position) { + ai_assert(nullptr != mat); + ai_assert(nullptr != scaling); + ai_assert(nullptr != axis); + ai_assert(nullptr != angle); + ai_assert(nullptr != position); + mat->Decompose(*scaling, *axis, *angle, *position); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix4DecomposeNoScaling( + const C_STRUCT aiMatrix4x4 *mat, + C_STRUCT aiQuaternion *rotation, + C_STRUCT aiVector3D *position) { + ai_assert(nullptr != mat); + ai_assert(nullptr != rotation); + ai_assert(nullptr != position); + mat->DecomposeNoScaling(*rotation, *position); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix4FromEulerAngles( + C_STRUCT aiMatrix4x4 *mat, + float x, float y, float z) { + ai_assert(nullptr != mat); + mat->FromEulerAnglesXYZ(x, y, z); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix4RotationX( + C_STRUCT aiMatrix4x4 *mat, + const float angle) { + ai_assert(nullptr != mat); + aiMatrix4x4::RotationX(angle, *mat); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix4RotationY( + C_STRUCT aiMatrix4x4 *mat, + const float angle) { + ai_assert(NULL != mat); + aiMatrix4x4::RotationY(angle, *mat); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix4RotationZ( + C_STRUCT aiMatrix4x4 *mat, + const float angle) { + ai_assert(nullptr != mat); + aiMatrix4x4::RotationZ(angle, *mat); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix4FromRotationAroundAxis( + C_STRUCT aiMatrix4x4 *mat, + const C_STRUCT aiVector3D *axis, + const float angle) { + ai_assert(nullptr != mat); + ai_assert(nullptr != axis); + aiMatrix4x4::Rotation(angle, *axis, *mat); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix4Translation( + C_STRUCT aiMatrix4x4 *mat, + const C_STRUCT aiVector3D *translation) { + ai_assert(nullptr != mat); + ai_assert(nullptr != translation); + aiMatrix4x4::Translation(*translation, *mat); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix4Scaling( + C_STRUCT aiMatrix4x4 *mat, + const C_STRUCT aiVector3D *scaling) { + ai_assert(nullptr != mat); + ai_assert(nullptr != scaling); + aiMatrix4x4::Scaling(*scaling, *mat); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiMatrix4FromTo( + C_STRUCT aiMatrix4x4 *mat, + const C_STRUCT aiVector3D *from, + const C_STRUCT aiVector3D *to) { + ai_assert(nullptr != mat); + ai_assert(nullptr != from); + ai_assert(nullptr != to); + aiMatrix4x4::FromToMatrix(*from, *to, *mat); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiQuaternionFromEulerAngles( + C_STRUCT aiQuaternion *q, + float x, float y, float z) { + ai_assert(nullptr != q); + *q = aiQuaternion(x, y, z); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiQuaternionFromAxisAngle( + C_STRUCT aiQuaternion *q, + const C_STRUCT aiVector3D *axis, + const float angle) { + ai_assert(nullptr != q); + ai_assert(nullptr != axis); + *q = aiQuaternion(*axis, angle); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiQuaternionFromNormalizedQuaternion( + C_STRUCT aiQuaternion *q, + const C_STRUCT aiVector3D *normalized) { + ai_assert(nullptr != q); + ai_assert(nullptr != normalized); + *q = aiQuaternion(*normalized); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API int aiQuaternionAreEqual( + const C_STRUCT aiQuaternion *a, + const C_STRUCT aiQuaternion *b) { + ai_assert(nullptr != a); + ai_assert(nullptr != b); + return *a == *b; +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API int aiQuaternionAreEqualEpsilon( + const C_STRUCT aiQuaternion *a, + const C_STRUCT aiQuaternion *b, + const float epsilon) { + ai_assert(nullptr != a); + ai_assert(nullptr != b); + return a->Equal(*b, epsilon); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiQuaternionNormalize( + C_STRUCT aiQuaternion *q) { + ai_assert(nullptr != q); + q->Normalize(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiQuaternionConjugate( + C_STRUCT aiQuaternion *q) { + ai_assert(nullptr != q); + q->Conjugate(); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiQuaternionMultiply( + C_STRUCT aiQuaternion *dst, + const C_STRUCT aiQuaternion *q) { + ai_assert(nullptr != dst); + ai_assert(nullptr != q); + *dst = (*dst) * (*q); +} + +// ------------------------------------------------------------------------------------------------ +ASSIMP_API void aiQuaternionInterpolate( + C_STRUCT aiQuaternion *dst, + const C_STRUCT aiQuaternion *start, + const C_STRUCT aiQuaternion *end, + const float factor) { + ai_assert(nullptr != dst); + ai_assert(nullptr != start); + ai_assert(nullptr != end); + aiQuaternion::Interpolate(*dst, *start, *end, factor); +} + + +// stb_image is a lightweight image loader. It is shared by: +// - M3D import +// - PBRT export +// Since it's a header-only library, its implementation must be instantiated in some cpp file. +// Don't scatter this task over multiple importers/exporters. Maintain it in a central place (here!). + +#define ASSIMP_HAS_PBRT_EXPORT (!ASSIMP_BUILD_NO_EXPORT && !ASSIMP_BUILD_NO_PBRT_EXPORTER) +#define ASSIMP_HAS_M3D ((!ASSIMP_BUILD_NO_EXPORT && !ASSIMP_BUILD_NO_M3D_EXPORTER) || !ASSIMP_BUILD_NO_M3D_IMPORTER) + +#if ASSIMP_HAS_PBRT_EXPORT +# define ASSIMP_NEEDS_STB_IMAGE 1 +#elif ASSIMP_HAS_M3D +# define ASSIMP_NEEDS_STB_IMAGE 1 +# define STBI_ONLY_PNG +#endif + +#if ASSIMP_NEEDS_STB_IMAGE + +# if _MSC_VER // "unreferenced function has been removed" (SSE2 detection routine in x64 builds) +# pragma warning(push) +# pragma warning(disable: 4505) +# endif + +# define STB_IMAGE_IMPLEMENTATION +# include "stb/stb_image.h" + +# if _MSC_VER +# pragma warning(pop) +# endif + +#endif |