restructure more

ThirdParty/assimp/code/CApi/AssimpCExport.cpp

@@ -0,0 +1,142 @@
+/*
+---------------------------------------------------------------------------
+Open Asset Import Library (assimp)
+---------------------------------------------------------------------------
+
+Copyright (c) 2006-2025, 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 AssimpCExport.cpp
+Assimp C export interface. See Exporter.cpp for some notes.
+*/
+
+#ifndef ASSIMP_BUILD_NO_EXPORT
+
+#include "CInterfaceIOWrapper.h"
+#include "Common/ScenePrivate.h"
+#include <assimp/SceneCombiner.h>
+#include <assimp/Exporter.hpp>
+
+using namespace Assimp;
+
+// ------------------------------------------------------------------------------------------------
+ASSIMP_API size_t aiGetExportFormatCount(void) {
+    return Exporter().GetExportFormatCount();
+}
+
+// ------------------------------------------------------------------------------------------------
+ASSIMP_API const aiExportFormatDesc *aiGetExportFormatDescription(size_t index) {
+    // Note: this is valid as the index always pertains to a built-in exporter,
+    // for which the returned structure is guaranteed to be of static storage duration.
+    Exporter exporter;
+    const aiExportFormatDesc *orig(exporter.GetExportFormatDescription(index));
+    if (nullptr == orig) {
+        return nullptr;
+    }
+
+    aiExportFormatDesc *desc = new aiExportFormatDesc;
+    desc->description = new char[strlen(orig->description) + 1]();
+    ::memcpy((char *)desc->description, orig->description, strlen(orig->description));
+    desc->fileExtension = new char[strlen(orig->fileExtension) + 1]();
+    ::memcpy((char *)desc->fileExtension, orig->fileExtension, strlen(orig->fileExtension));
+    desc->id = new char[strlen(orig->id) + 1]();
+    ::memcpy((char *)desc->id, orig->id, strlen(orig->id));
+
+    return desc;
+}
+
+// ------------------------------------------------------------------------------------------------
+ASSIMP_API void aiReleaseExportFormatDescription(const aiExportFormatDesc *desc) {
+    if (nullptr == desc) {
+        return;
+    }
+
+    delete[] desc->description;
+    delete[] desc->fileExtension;
+    delete[] desc->id;
+    delete desc;
+}
+
+// ------------------------------------------------------------------------------------------------
+ASSIMP_API void aiCopyScene(const aiScene *pIn, aiScene **pOut) {
+    if (!pOut || !pIn) {
+        return;
+    }
+
+    SceneCombiner::CopyScene(pOut, pIn, true);
+    ScenePriv(*pOut)->mIsCopy = true;
+}
+
+// ------------------------------------------------------------------------------------------------
+ASSIMP_API void aiFreeScene(const C_STRUCT aiScene *pIn) {
+    // note: aiReleaseImport() is also able to delete scene copies, but in addition
+    // it also handles scenes with import metadata.
+    delete pIn;
+}
+
+// ------------------------------------------------------------------------------------------------
+ASSIMP_API aiReturn aiExportScene(const aiScene *pScene, const char *pFormatId, const char *pFileName, unsigned int pPreprocessing) {
+    return ::aiExportSceneEx(pScene, pFormatId, pFileName, nullptr, pPreprocessing);
+}
+
+// ------------------------------------------------------------------------------------------------
+ASSIMP_API aiReturn aiExportSceneEx(const aiScene *pScene, const char *pFormatId, const char *pFileName, aiFileIO *pIO, unsigned int pPreprocessing) {
+    Exporter exp;
+
+    if (pIO) {
+        exp.SetIOHandler(new CIOSystemWrapper(pIO));
+    }
+    return exp.Export(pScene, pFormatId, pFileName, pPreprocessing);
+}
+
+// ------------------------------------------------------------------------------------------------
+ASSIMP_API const C_STRUCT aiExportDataBlob *aiExportSceneToBlob(const aiScene *pScene, const char *pFormatId, unsigned int pPreprocessing) {
+    Exporter exp;
+    if (!exp.ExportToBlob(pScene, pFormatId, pPreprocessing)) {
+        return nullptr;
+    }
+    const aiExportDataBlob *blob = exp.GetOrphanedBlob();
+    ai_assert(blob);
+
+    return blob;
+}
+
+// ------------------------------------------------------------------------------------------------
+ASSIMP_API C_STRUCT void aiReleaseExportBlob(const aiExportDataBlob *pData) {
+    delete pData;
+}
+
+#endif // !ASSIMP_BUILD_NO_EXPORT