import msh file,

problems:
it is not correctly displayed (vertice and what happend to the texture?)
todo:
improve the import, remove unused garbage,
add move and zoom function

QtMeshViewer/Header/FileInterface.h

@@ -0,0 +1,79 @@
+#pragma once
+#include <fstream>
+#include <QVector>
+#include <QVector2D>
+#include <QVector3D>
+#include <QMatrix4x4>
+#include <QQuaternion>
+#include <QOpenGLFunctions>
+
+
+struct VertexData
+{
+	QVector3D position;
+	QVector2D texCoord;
+};
+
+enum ModelTyp {
+	null,
+	dynamicMesh,
+	cloth,
+	bone,
+	staticMesh,
+	shadowMesh = 6
+};
+
+struct BoundingBox {
+	QQuaternion rotation;
+	QVector3D center;
+	QVector3D extents;
+};
+
+struct Segment {
+	std::uint32_t textureIndex = 0;
+	QVector<VertexData> vertices;
+	QVector<GLuint> indices;
+};
+
+struct Model {
+	std::string name = "";
+	std::string parent = "";
+	ModelTyp type = null;	//TODO: should be removed
+	std::int32_t renderFlags = -1;	//TODO: should be removed
+	QMatrix4x4 m4x4Translation;
+	std::vector<Segment*> segmList;
+};
+
+class FileInterface
+{
+public:
+	explicit FileInterface(const char* path)
+		: m_models(new QVector<Model*>)
+		, m_textureNames(new QVector<std::string>)
+	{
+		//open file
+		m_file.open(path, std::ios::in | std::ios::binary);
+
+		if (!m_file.is_open())
+			throw std::invalid_argument(std::string("file not found: ") += path);
+	};
+
+	virtual ~FileInterface()
+	{
+		// close file
+		m_file.close();
+	};
+
+protected:
+	QVector<Model*>* m_models;
+	std::fstream m_file;
+	QVector<std::string>* m_textureNames;
+	BoundingBox m_sceneBbox;
+
+	virtual void import() = 0;
+
+public:
+	virtual QVector<Model*>* getModels() const { return m_models; };
+	virtual QVector<std::string>* getTextureNames() const { return m_textureNames; };
+	virtual BoundingBox getBoundingBox() const { return m_sceneBbox; };
+};

QtMeshViewer/Header/GeometryEngine.h

@@ -1,5 +1,5 @@
 #pragma once
-
+#include "..\Header\FileInterface.h"
 #include <QOpenGLFunctions>
 #include <QOpenGLShaderProgram>
 #include <QOpenGLBuffer>
@@ -17,6 +17,9 @@ private:
 	QOpenGLBuffer m_indexBuf;
 	QVector<QOpenGLTexture*> m_textures;
 
+	QVector<Model*>* m_models = Q_NULLPTR;
+	QVector<std::string>* m_textureNames = Q_NULLPTR;	//TODO: remove, use it local and only hold the textures itself
+
 	void initCubeGeometry();
 	void initTexture();
 

QtMeshViewer/Header/MshFile.h

@@ -0,0 +1,34 @@
+#pragma once
+#include "..\Header\FileInterface.h"
+
+
+struct ChunkHeader {
+	char name[5];
+	std::uint32_t size;
+	std::streampos position;
+};
+
+
+class MshFile : public FileInterface
+{
+public:
+	explicit MshFile(const char* path);
+	virtual ~MshFile();
+
+private:
+	virtual void import() Q_DECL_OVERRIDE Q_DECL_FINAL;
+
+	void loadChunks(std::list<ChunkHeader*> &destination, std::streampos start, const std::uint32_t length);
+
+	void analyseMsh2Chunks(std::list<ChunkHeader*> &chunkList);
+
+	void analyseMatdChunks(std::list<ChunkHeader*> &chunkList);
+
+	void analyseModlChunks(Model* dataDestination, std::list<ChunkHeader*> &chunkList);
+	void analyseGeomChunks(Model* dataDestination, std::list<ChunkHeader*> &chunkList);
+	void analyseSegmChunks(Model* dataDestination, std::list<ChunkHeader*> &chunkList);
+	void analyseClthChunks(Model* dataDestination, std::list<ChunkHeader*> &chunkList);
+
+	void readVertex(Segment* dataDestination, std::streampos position);
+	void readUV(Segment* dataDestination, std::streampos position);
+};