Unicode path support for mesh_export

--HG--
branch : feature-material-editor

code/nel/tools/3d/mesh_export/main.cpp

@@ -24,6 +24,24 @@
 #include <nel/3d/register_3d.h>
 #include <nel/3d/scene.h>
 
+#ifdef NL_OS_WINDOWS
+#define main nlMain
+int nlMain(int argc, char *argv[]);
+static std::vector<std::string> nlArgs;
+static std::vector<const char *> nlCArgs;
+int wmain(int argc, wchar_t *argv[])
+{
+	nlArgs.resize(argc);
+	nlCArgs.resize(argc);
+	for (int i = 0; i < argc; ++i)
+	{
+		nlArgs[i] = wideToUtf8(argv[i]);
+		nlCArgs[i] = nlArgs[i].c_str();
+	}
+	nlMain(argc, const_cast<char **>(&nlCArgs[0]));
+}
+#endif
+
 int main(int argc, char *argv[])
 {
 	NLMISC::CApplicationContext app;

code/nel/tools/3d/mesh_utils/mesh_utils.cpp

@@ -312,12 +312,19 @@ int loadSceneMeta(CMeshUtilsContext &context)
 
 int importSceneAssimp(CMeshUtilsContext &context)
 {
+	std::vector<char> memFile;
+	{
+		NLMISC::CIFile ifile(context.Settings.SourceFilePath);
+		memFile.resize(ifile.getFileSize());
+		ifile.serialBuffer((uint8 *)&memFile[0], memFile.size());
+	}
+	std::string fileExt = NLMISC::CFile::getExtension(context.Settings.SourceFilePath);
 	Assimp::Importer importer;
-	const aiScene *scene = importer.ReadFile(context.Settings.SourceFilePath, 0
+	const aiScene *scene = importer.ReadFileFromMemory(&memFile[0], memFile.size(), 0
 		| aiProcess_Triangulate
 		| aiProcess_ValidateDataStructure
 		| aiProcess_GenNormals // Or GenSmoothNormals? TODO: Validate smoothness between material boundaries!
-		); // aiProcess_SplitLargeMeshes | aiProcess_LimitBoneWeights
+		, fileExt.c_str()); // aiProcess_SplitLargeMeshes | aiProcess_LimitBoneWeights
 	if (!scene)
 	{
 		const char *errs = importer.GetErrorString();