new release version

Features:
- WinXP support

QtMeshViewer/Header/FileInterface.h

@@ -3,9 +3,12 @@
 #include <QVector>
 #include <QVector2D>
 #include <QVector3D>
+#include <QStringList>
 #include <QMatrix4x4>
 #include <QQuaternion>
 #include <QOpenGLFunctions>
+#include <QObject>
+#include <..\Header\MainWindow.h>
 
 
 struct BoundingBox {
@@ -18,6 +21,7 @@ struct VertexData
 {
 	QVector3D position;
 	QVector2D texCoord;
+	QVector3D normal;
 };
 
 struct Segment {
@@ -34,18 +38,27 @@ struct Model {
 	std::vector<Segment*> segmList;
 };
 
-class FileInterface
+class FileInterface : public QObject
 {
+	Q_OBJECT
+
 public:
-	explicit FileInterface(const char* path)
+	explicit FileInterface(QString path, QObject *parent)
-		: m_models(new QVector<Model*>)
+		: QObject(parent)
-		, m_textureNames(new QVector<std::string>)
+		, m_models(new QVector<Model*>)
+		, m_textureNames(new QStringList)
 	{
 		//open file
-		m_file.open(path, std::ios::in | std::ios::binary);
+		m_file.open(path.toStdString().c_str(), std::ios::in | std::ios::binary);
 
 		if (!m_file.is_open())
-			throw std::invalid_argument(std::string("file not found: ") += path);
+			throw std::invalid_argument(std::string("ERROR: file not found: ") += path.toStdString());
+
+		MainWindow* tmp = dynamic_cast<MainWindow*>(parent->parent()->parent());
+		if(tmp != NULL)
+			connect(this, SIGNAL(sendMessage(QString, int)), tmp, SLOT(printMessage(QString, int)));
+
+
 	};
 
 	virtual ~FileInterface()
@@ -76,13 +89,16 @@ public:
 protected:
 	QVector<Model*>* m_models;
 	std::fstream m_file;
-	QVector<std::string>* m_textureNames;
+	QStringList* 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 QStringList* getTextureNames() const { return m_textureNames; };
 	virtual BoundingBox getBoundingBox() const { return m_sceneBbox; };
+
+signals:
+	void sendMessage(QString msg, int severity);
 };

QtMeshViewer/Header/GeometryEngine.h

@@ -19,7 +19,7 @@ class GeometryEngine : public QObject, protected QOpenGLFunctions
 	Q_OBJECT
 
 public:
-	GeometryEngine();
+	GeometryEngine(QObject *parent = Q_NULLPTR);
 	virtual ~GeometryEngine();
 
 private:
@@ -29,15 +29,17 @@ private:
 	QVector<DrawInformation> m_drawList;
 	BoundingBox m_boundings;
 
-	void loadTexture(const char* filePath);
+	void loadTexture(QString filePath, QString fileName);
 	void clearData();
 
 public slots:
-	void loadFile(const char* filePath);
+	void loadFile(QString filePath);
 	void drawGeometry(QOpenGLShaderProgram *program);
 
 signals:
 	void requestResetView();
-
+	void sendMessage(QString message, int severity);
+	void requestUpdate();
+	void sendFileInfo(QString name, QStringList textures, int vertices, int triangle);
 };
 

QtMeshViewer/Header/MainWindow.h

@@ -1,6 +1,8 @@
 #pragma once
 
 #include <QtWidgets/QMainWindow>
+#include <QByteArray>
+#include <QStringList>
 #include "ui_MainWindow.h"
 
 class MainWindow : public QMainWindow
@@ -13,12 +15,20 @@ public:
 
 private:
 	Ui::MainWindowClass* ui;
+	int m_curSeverity;
+	void setupWidgets();
+	QByteArray m_fileInfo;
+	
 
 private slots:
 	void openFile();
 	void aboutFile();
 	void aboutTool();
 
+public slots:
+	void printMessage(QString message, int severity);
+	void setFileInfo(QString name, QStringList textures, int vertices, int triangle);
+
 signals:
-	void loadFile(const char*);
+	void loadFile(QString);
 };

QtMeshViewer/Header/MshFile.h

@@ -20,7 +20,7 @@ enum ModelTyp {
 class MshFile : public FileInterface
 {
 public:
-	explicit MshFile(const char* path);
+	explicit MshFile(QString path, QObject *parent = Q_NULLPTR);
 	virtual ~MshFile();
 
 private:

QtMeshViewer/Header/OglViewerWidget.h

@@ -22,7 +22,7 @@ public:
 	~OglViewerWidget();
 
 signals:
-	void loadFile(const char*);
+	void loadFile(QString);
 
 private:
 	struct {
@@ -31,6 +31,12 @@ private:
 		QVector2D position;
 	} m_mouse;
 
+	struct {
+		bool x = true;
+		bool y = true;
+		bool z = true;
+	} m_rotDirections;
+
 	QOpenGLShaderProgram m_program;
 	GeometryEngine *m_dataEngine;
 
@@ -53,8 +59,12 @@ protected:
 
 private:
 	void initShaders();
+	void setConnections();
 
 private slots:
 	void resetView();
+
+public slots:
+	void changeDirection(int direction);
 };
 

QtMeshViewer/Header/tga.h

@@ -0,0 +1,140 @@
+#pragma once
+#include <fstream>
+#include <QImage>
+#include <QColor>
+
+#include <iostream>
+
+QImage loadTga(QString filePath, bool &success)
+{
+	QImage img;
+	if (!img.load(filePath))
+	{
+
+		// open the file
+		std::fstream fsPicture(filePath.toStdString().c_str(), std::ios::in | std::ios::binary);
+
+		if (!fsPicture.is_open())
+		{
+			img = QImage(1, 1, QImage::Format_RGB32);
+			img.fill(Qt::red);
+			success = false;
+			return img;
+		}
+
+		// read in the header
+		std::uint8_t ui8x18Header[19] = { 0 };
+		fsPicture.read(reinterpret_cast<char*>(&ui8x18Header), sizeof(ui8x18Header) - 1);
+
+		//get variables
+		std::uint32_t ui32BpP;
+		std::uint32_t ui32Width;
+		std::uint32_t ui32Height;
+		std::uint32_t ui32IDLength;
+		std::uint32_t ui32PicType;
+		std::uint32_t ui32PaletteLength;
+		std::uint32_t ui32Size;
+
+		// extract all information from header
+		ui32IDLength = ui8x18Header[0];
+		ui32PicType = ui8x18Header[2];
+		ui32PaletteLength = ui8x18Header[6] * 0x100 + ui8x18Header[5];
+		ui32Width = ui8x18Header[13] * 0x100 + ui8x18Header[12];
+		ui32Height = ui8x18Header[15] * 0x100 + ui8x18Header[14];
+		ui32BpP = ui8x18Header[16];
+
+		// calculate some more information
+		ui32Size = ui32Width * ui32Height * ui32BpP / 8;
+
+		// jump to the data block
+		fsPicture.seekg(ui32IDLength + ui32PaletteLength, std::ios_base::cur);
+
+		img = QImage(ui32Width, ui32Height, ui32BpP == 32? QImage::Format_RGBA8888 : QImage::Format_RGB888);
+
+		// uncompressed
+		if (ui32PicType == 2 && (ui32BpP == 24 || ui32BpP == 32))
+		{
+			std::vector<std::uint8_t> vui8Pixels;
+			vui8Pixels.resize(ui32Size);
+			fsPicture.read(reinterpret_cast<char*>(vui8Pixels.data()), ui32Size);
+
+			for (unsigned int y = 0; y < ui32Height; y++)
+			{
+				for (unsigned int x = 0; x < ui32Width; x++)
+				{
+					int valr = vui8Pixels.at(y * ui32Width * ui32BpP / 8 + x * ui32BpP / 8 + 2);
+					int valg = vui8Pixels.at(y * ui32Width * ui32BpP / 8 + x * ui32BpP / 8 + 1);
+					int valb = vui8Pixels.at(y * ui32Width * ui32BpP / 8 + x * ui32BpP / 8);
+
+					QColor value(valr, valg, valb);
+					img.setPixelColor(x, ui32Width - 1 - y, value);
+				}
+			}
+		}
+		// else if compressed 24 or 32 bit
+		else if (ui32PicType == 10 && (ui32BpP == 24 || ui32BpP == 32))	// compressed
+		{
+			std::uint8_t tempChunkHeader;
+			std::uint8_t tempData[5];
+			unsigned int tmp_pixelIndex = 0;
+
+			do {
+				fsPicture.read(reinterpret_cast<char*>(&tempChunkHeader), sizeof(tempChunkHeader));
+
+				if (tempChunkHeader >> 7)	// repeat count
+				{
+					// just use the first 7 bits
+					tempChunkHeader = (uint8_t(tempChunkHeader << 1) >> 1);
+
+					fsPicture.read(reinterpret_cast<char*>(&tempData), ui32BpP / 8);
+
+					for (int i = 0; i <= tempChunkHeader; i++)
+					{
+						QColor color;
+
+						if (ui32BpP == 32)
+							color.setRgba(qRgba(tempData[2], tempData[1], tempData[0], tempData[3]));
+						else
+							color.setRgb(qRgb(tempData[2], tempData[1], tempData[0]));
+
+						img.setPixelColor(tmp_pixelIndex % ui32Width, ui32Height - 1 - (tmp_pixelIndex / ui32Width), color);
+						tmp_pixelIndex++;
+					}
+				}
+				else						// data count
+				{
+					// just use the first 7 bits
+					tempChunkHeader = (uint8_t(tempChunkHeader << 1) >> 1);
+
+					for (int i = 0; i <= tempChunkHeader; i++)
+					{
+						fsPicture.read(reinterpret_cast<char*>(&tempData), ui32BpP / 8);
+
+						QColor color;
+
+						if (ui32BpP == 32)
+							color.setRgba(qRgba(tempData[2], tempData[1], tempData[0], tempData[3]));
+						else
+							color.setRgb(qRgb(tempData[2], tempData[1], tempData[0]));
+
+						img.setPixelColor(tmp_pixelIndex % ui32Width, ui32Height - 1 - (tmp_pixelIndex / ui32Width), color);
+						tmp_pixelIndex++;
+					}
+				}
+			} while (tmp_pixelIndex < (ui32Width * ui32Height));
+		}
+		// not useable format
+		else
+		{
+			fsPicture.close();
+			img = QImage(1, 1, QImage::Format_RGB32);
+			img.fill(Qt::red);
+			success = false;
+			return img;
+		}
+
+		fsPicture.close();
+	}
+	success = true;
+	return img;
+}

QtMeshViewer/Resources/Resources.qrc

@@ -4,7 +4,9 @@
         <file>vshader.glsl</file>
     </qresource>
     <qresource prefix="/images">
-        <file>cube.png</file>
         <file>icon.ico</file>
     </qresource>
+    <qresource prefix="/files">
+        <file>about.txt</file>
+    </qresource>
 </RCC>

QtMeshViewer/Resources/about.txt

@@ -0,0 +1,21 @@
+This is a viewer for .msh files made by Anakin.
+questions, bug reports, requests: http://www.gametoast.com/viewtopic.php?f=29&t=32624
+source code: https://git.rwth-aachen.de/carstenf/OpenGL/tree/master/QtMeshViewer
+
+===============================================================
+Controll:
+left mouse - rotate
+right mouse - move
+scroll - zoom
+space - reset view
+esc - close
+
+using the X, Y, Z Button you can activate/deactivate the rotating directions
+
+tipp: do round movement to rotate the object in z-direction, when all directions are acitvated
+
+===============================================================
+Credits:
+ANDEWEGET
+opengl.org
+forum.qt.io

QtMeshViewer/Resources/vshader.glsl

@@ -10,6 +10,7 @@ uniform mat4 m_matrix;
 
 attribute vec4 a_position;
 attribute vec2 a_texcoord;
+attribute vec3 a_normal;
 
 varying vec2 v_texcoord;
 

QtMeshViewer/Source/GeometryEngine.cpp

@@ -1,13 +1,18 @@
 #include "..\Header\GeometryEngine.h"
 #include "..\Header\MshFile.h"
+#include "..\Header\OglViewerWidget.h"
+#include "..\Header\MainWindow.h"
+#include "..\Header\tga.h"
 #include <cmath>
+#include <QRegExp>
 
 
 /////////////////////////////////////////////////////////////////////////
 // public constructor/destructor
 
-GeometryEngine::GeometryEngine()
+GeometryEngine::GeometryEngine(QObject *parent)
-	: m_indexBuf(QOpenGLBuffer::IndexBuffer)
+	: QObject(parent)
+	, m_indexBuf(QOpenGLBuffer::IndexBuffer)
 {
 	initializeOpenGLFunctions();
 }
@@ -21,100 +26,23 @@ GeometryEngine::~GeometryEngine()
 /////////////////////////////////////////////////////////////////////////
 // private functions
 
-void GeometryEngine::loadFile(const char* filePath)
+void GeometryEngine::loadTexture(QString filePath, QString fileName)
 {
-	// cleanup old stuff and recreate buffers
+	bool loadSuccess(false);
-	clearData();
-	m_arrayBuf.create();
-	m_indexBuf.create();
-
-	//reset view
-	emit requestResetView();
-
-	try
-	{
-		//TODO normalize
-
-		QVector<Model*>* models;
-		QVector<std::string>* textureNames;
-		QVector<VertexData> vertexData;
-		QVector<GLuint> indexData;
-
-		// open file and get the information
-		MshFile file(filePath);
-		models = file.getModels();
-		textureNames = file.getTextureNames();
-		m_boundings = file.getBoundingBox();
-
-		// collect data
-		unsigned int indexOffset(0);
-		unsigned int vertexOffset(0);
-		for (auto& modelIterator : *models)
-		{
-			for (auto& segmentIterator : modelIterator->segmList)
-			{
-				// get draw information
-				DrawInformation new_info;
-				new_info.offset = indexOffset;
-				new_info.size = segmentIterator->indices.size();
-				new_info.textureIndex = segmentIterator->textureIndex;
-				new_info.modelMatrix = modelIterator->m4x4Translation;
-				new_info.modelMatrix.rotate(modelIterator->quadRotation);
-
-				// add offset to indices, no need to do it for the first one (maybe it's very big)
-				if(vertexOffset != 0)
-					for (auto& it : segmentIterator->indices)
-						it += vertexOffset;
-
-				// save data
-				vertexData += segmentIterator->vertices;
-				indexData += segmentIterator->indices;
-				m_drawList.push_back(new_info);
-
-				// update offset
-				indexOffset += new_info.size;
-				vertexOffset += segmentIterator->vertices.size();
-			}
-		}
-
-		// Transfer vertex data to VBO 0
-		m_arrayBuf.bind();
-		m_arrayBuf.allocate(vertexData.data(), vertexData.size() * sizeof(VertexData));
-
-		// Transfer index data to VBO 1
-		m_indexBuf.bind();
-		m_indexBuf.allocate(indexData.data(), indexData.size() * sizeof(GLuint));
-
-		// get textures path
-		std::string path = filePath;
-
-		while (path.back() != '/' && path.back() != '\\')
-			path.pop_back();
-
-		// load the textures
-		for(auto& it : *textureNames)
-			loadTexture(std::string(path + it).c_str());
-
-	}
-	catch (std::invalid_argument e)
-	{
-		//TODO: make a cool message box
-		auto msg = e.what();
-	}
-
-	
-}
-
-void GeometryEngine::loadTexture(const char* filePath)
-{
-	
 	QImage img;
-	if (!img.load(filePath))
+
+	if (fileName.isEmpty())
 	{
+		loadSuccess = true;
 		img = QImage(1, 1, QImage::Format_RGB32);
 		img.fill(Qt::red);
 	}
+	else
+		img = loadTga(filePath + "/" + fileName, loadSuccess);
 
+	if (!loadSuccess)
+		emit sendMessage("WARNING: texture not found or corrupted: " + QString(fileName), 1);
+	
 	// Load image to OglTexture
 	QOpenGLTexture* new_texture = new QOpenGLTexture(img.mirrored());
 
@@ -146,7 +74,91 @@ void GeometryEngine::clearData()
 
 
 /////////////////////////////////////////////////////////////////////////
-// public functions
+// public slots
+
+void GeometryEngine::loadFile(QString filePath)
+{
+	// cleanup old stuff and recreate buffers
+	clearData();
+	m_arrayBuf.create();
+	m_indexBuf.create();
+
+	//reset view
+	emit requestResetView();
+	emit sendMessage("loading file..", 0);
+
+	try
+	{
+		QVector<Model*>* models;
+		QStringList* textureNames;
+		QVector<VertexData> vertexData;
+		QVector<GLuint> indexData;
+
+		// open file and get the information
+		MshFile file(filePath, this);
+
+		models = file.getModels();
+		textureNames = file.getTextureNames();
+		m_boundings = file.getBoundingBox();
+
+		// collect data
+		unsigned int indexOffset(0);
+		unsigned int vertexOffset(0);
+		for (auto& modelIterator : *models)
+		{
+			for (auto& segmentIterator : modelIterator->segmList)
+			{
+				// get draw information
+				DrawInformation new_info;
+				new_info.offset = indexOffset;
+				new_info.size = segmentIterator->indices.size();
+				new_info.textureIndex = segmentIterator->textureIndex;
+				new_info.modelMatrix = modelIterator->m4x4Translation;
+				new_info.modelMatrix.rotate(modelIterator->quadRotation);
+
+				// add offset to indices, no need to do it for the first one (maybe it's very big)
+				if (vertexOffset != 0)
+					for (auto& it : segmentIterator->indices)
+						it += vertexOffset;
+
+				// save data
+				vertexData += segmentIterator->vertices;
+				indexData += segmentIterator->indices;
+				m_drawList.push_back(new_info);
+
+				// update offset
+				indexOffset += new_info.size;
+				vertexOffset += segmentIterator->vertices.size();
+			}
+		}
+
+		// Transfer vertex data to VBO 0
+		m_arrayBuf.bind();
+		m_arrayBuf.allocate(vertexData.data(), vertexData.size() * sizeof(VertexData));
+
+		// Transfer index data to VBO 1
+		m_indexBuf.bind();
+		m_indexBuf.allocate(indexData.data(), indexData.size() * sizeof(GLuint));
+
+		emit sendMessage("loading textures..", 0);
+
+		// load the textures
+		int split = filePath.lastIndexOf(QRegExp("/|\\\\"));
+		for (auto& it : *textureNames)
+			loadTexture(filePath.left(split), it);
+
+		loadTexture("", "");
+
+		emit requestUpdate();
+		emit sendMessage("done..", 0);
+		emit sendFileInfo(filePath.right(filePath.size() - split - 1), QStringList(*textureNames), vertexData.size(), indexData.size() / 3);
+	}
+	catch (std::invalid_argument e)
+	{
+		clearData();
+		emit sendMessage(QString(e.what()), 2);
+	}
+}
 
 void GeometryEngine::drawGeometry(QOpenGLShaderProgram *program)
 {
@@ -184,6 +196,14 @@ void GeometryEngine::drawGeometry(QOpenGLShaderProgram *program)
 	program->enableAttributeArray(texcoordLocation);
 	program->setAttributeBuffer(texcoordLocation, GL_FLOAT, offset, 2, sizeof(VertexData));
 
+	//Offset for normal
+	offset += sizeof(QVector2D);
+
+	// Tell OpenGL programmable pipeline how to locate vertex normal data
+	int normLocation = program->attributeLocation("a_normal");
+	program->enableAttributeArray(normLocation);
+	program->setAttributeBuffer(normLocation, GL_FLOAT, offset, 3, sizeof(VertexData));
+
 // Paint
 
 	for (auto& it : m_drawList)
@@ -201,3 +221,4 @@ void GeometryEngine::drawGeometry(QOpenGLShaderProgram *program)
 		glDrawElements(GL_TRIANGLES, it.size, GL_UNSIGNED_INT, (void*)(it.offset * sizeof(GLuint)));
 	}
 }
+

QtMeshViewer/Source/MainWindow.cpp

@@ -3,29 +3,34 @@
 #include <QSurfaceFormat>
 #include <QMessageBox>
 #include <QFileDialog>
+#include <QPalette>
+#include <QAction>
+#include <QSignalMapper>
+#include <QFile>
+#include <QSizePolicy>
+#include "..\Header\FileInterface.h"
 
 #define WINDOW_NAME "Mesh Viewer"
 
 MainWindow::MainWindow(QWidget *parent)
 	: QMainWindow(parent)
 	, ui(new Ui::MainWindowClass)
+	, m_curSeverity(0)
 {
 	ui->setupUi(this);
 
 	setWindowTitle(WINDOW_NAME);
 	setWindowIcon(QIcon(":/images/icon.ico"));
 
-	ui->statusBar->showMessage("pre-alpha");
-
-	ui->mainToolBar->addAction("Open File", this, &MainWindow::openFile);
-	ui->mainToolBar->addAction("About File", this, &MainWindow::aboutFile);
-	ui->mainToolBar->addAction("Help", this, &MainWindow::aboutTool);
-
 	QSurfaceFormat format;
 	format.setDepthBufferSize(24);
 	QSurfaceFormat::setDefaultFormat(format);
 
-	setCentralWidget(new OglViewerWidget(this));
+	setupWidgets();
+
+	ui->statusBar->showMessage("MeshViewer by Anakin", 0);
+
+	m_fileInfo += "Filename: -\nMaterials: -\nVertices: -\nTriangle: -\n<detail>No file is open";
 }
 
 MainWindow::~MainWindow()
@@ -36,29 +41,141 @@ MainWindow::~MainWindow()
 void MainWindow::openFile()
 {
 	QString fileName = QFileDialog::getOpenFileName(this, "Open File", "", "Mesh (*.msh)");
-	emit loadFile(fileName.toStdString().c_str());
+	if(!fileName.isEmpty())
+		emit loadFile(fileName);
+}
+
+void MainWindow::setupWidgets()
+{
+	OglViewerWidget* viewer = new OglViewerWidget(this);
+	setCentralWidget(viewer);
+
+	QAction *openFile = new QAction("Open file", this);
+	connect(openFile, &QAction::triggered, this, &MainWindow::openFile);
+	ui->mainToolBar->addAction(openFile);
+
+	QSignalMapper* signalMapper = new QSignalMapper(this);
+
+	QAction *x = new QAction("X", this);
+	x->setCheckable(true);
+	x->setChecked(true);
+	ui->mainToolBar->addAction(x);
+
+	QAction *y = new QAction("Y", this);
+	y->setCheckable(true);
+	y->setChecked(true);
+	ui->mainToolBar->addAction(y);
+
+	QAction *z = new QAction("Z", this);
+	z->setCheckable(true);
+	z->setChecked(true);
+	ui->mainToolBar->addAction(z);
+
+	connect(x, SIGNAL(triggered()), signalMapper, SLOT(map()));
+	connect(y, SIGNAL(triggered()), signalMapper, SLOT(map()));
+	connect(z, SIGNAL(triggered()), signalMapper, SLOT(map()));
+
+	signalMapper->setMapping(x, 1);
+	signalMapper->setMapping(y, 2);
+	signalMapper->setMapping(z, 3);
+
+	connect(signalMapper, SIGNAL(mapped(int)), viewer, SLOT(changeDirection(int)));
+
+
+	QAction *fileInfo = new QAction("File info", this);
+	connect(fileInfo, &QAction::triggered, this, &MainWindow::aboutFile);
+	ui->mainToolBar->addAction(fileInfo);
+
+	QAction *help = new QAction("Help", this);
+	connect(help, &QAction::triggered, this, &MainWindow::aboutTool);
+	ui->mainToolBar->addAction(help);
+
+	
 }
 
 void MainWindow::aboutFile()
 {
-	QMessageBox* dialog = new QMessageBox(QMessageBox::Information,
+	QMessageBox* dialog = new QMessageBox(QMessageBox::NoIcon,
 		WINDOW_NAME,
-		"When i find some time, i'll add some information about\nthe file in the detailed text",
+		QString(m_fileInfo.left(m_fileInfo.indexOf("<detail>"))),
 		QMessageBox::StandardButton::Close,
 		this,
 		Qt::Dialog | Qt::MSWindowsFixedSizeDialogHint);
-	dialog->setDetailedText("This is the cool detailed text\n");
+
+	dialog->setStyleSheet("QLabel{min-width: 200px;}");
+	dialog->setDetailedText(QString(m_fileInfo.right(m_fileInfo.size() - m_fileInfo.indexOf("<detail>") - 8)));
 	dialog->exec();
+	delete dialog;
 }
 
 void MainWindow::aboutTool()
 {
-	QMessageBox* dialog = new QMessageBox(QMessageBox::Question,
+	QFile file(":/files/about.txt");
+	file.open(QIODevice::ReadOnly);
+	QMessageBox* dialog = new QMessageBox(
+		QMessageBox::Question,
 		WINDOW_NAME,
-		"This is the Pre-Alpha version of my Mesh Viewer\nCheck the detailed information",
+		QString(file.readAll()),
 		QMessageBox::StandardButton::Close,
 		this,
 		Qt::Dialog | Qt::MSWindowsFixedSizeDialogHint);
-	dialog->setDetailedText("left mouse - rotate\nright mouse - move\nscroll - zoom\nspace - reset view\nesc - close");
+
+	file.close();
+
 	dialog->exec();
+
+	delete dialog;
+}
+
+void MainWindow::setFileInfo(QString name, QStringList textures, int vertices, int triangle)
+{
+	m_fileInfo = QByteArray("Filename: ");
+	m_fileInfo += name;
+	m_fileInfo += "\nMaterials: ";
+	m_fileInfo += QByteArray::number(textures.size());
+	m_fileInfo += "\nVertices: ";
+	m_fileInfo += QByteArray::number(vertices);
+	m_fileInfo += "\nTriangle: ";
+	m_fileInfo += QByteArray::number(triangle);
+	m_fileInfo += "<detail>";
+
+	int count(0);
+	for (auto& it : textures)
+	{
+		m_fileInfo += "Material ";
+		m_fileInfo += QByteArray::number(count++);
+		m_fileInfo += " - ";
+		m_fileInfo += it;
+		m_fileInfo += "\n";
+	}
+}
+
+void MainWindow::printMessage(QString message, int severity)
+{
+	if (!ui->statusBar->currentMessage().isEmpty() && severity < m_curSeverity)
+		return;
+
+	m_curSeverity = severity;
+	int time(0);
+	QPalette palette;
+
+	switch (severity)
+	{
+	case 1:
+		time = 3000;
+		palette.setColor(QPalette::WindowText, Qt::darkYellow);
+		break;
+	case 2:
+		time = 3000;
+		palette.setColor(QPalette::WindowText, Qt::red);
+		break;
+	case 0:
+	default:
+		time = 2000;
+		palette.setColor(QPalette::WindowText, Qt::black);
+		break;
+	}
+
+	ui->statusBar->setPalette(palette);
+	ui->statusBar->showMessage(message, time);
 }

QtMeshViewer/Source/MshFile.cpp

@@ -1,5 +1,4 @@
 #include "..\Header\MshFile.h"
-#include <iostream>
 
 
 // helper function to save data from file to any variable type
@@ -9,8 +8,8 @@
 /////////////////////////////////////////////////////////////////////////
 // public constructor/destructor
 
-MshFile::MshFile(const char * path)
+MshFile::MshFile(QString path, QObject * parent)
-	: FileInterface(path)
+	: FileInterface(path, parent)
 {
 	import();
 }
@@ -89,8 +88,7 @@ void MshFile::loadChunks(std::list<ChunkHeader*>& destination, std::streampos st
 		// out of file. Maybe a size information is corrupted
 		if (!m_file.good())
 		{
-			//TODO: different way for output
+			emit sendMessage("WARNING: corrupted file. Trying to continue..", 1);
-			std::cout << "WARNING: corrupted file. Trying to continue" << std::endl;
 			m_file.clear();
 			break;
 		}
@@ -386,15 +384,31 @@ void MshFile::analyseSegmChunks(Model * dataDestination, std::list<ChunkHeader*>
 		}
 
 		// normals
-		/*else if (!strcmp("NRML", it->name))
+		else if (!strcmp("NRML", it->name))
 		{
-		fsMesh.seekg(it->position);
+		std::uint32_t tmp_size;
-		std::uint32_t tempSize;
+		m_file.seekg(it->position);
-		fsMesh.read(reinterpret_cast<char*>(&tempSize), sizeof(tempSize));
+		m_file.read(F2V(tmp_size), sizeof(tmp_size));
-		// List of normals
+
-		// long int - 4 - number of normal vectores stored in this list
+		if (tmp_size < new_segment->vertices.size())
-		// float[3][] - 12 each - UVW vector for each vertex
+		{
-		}*/
+			emit sendMessage("WARNING: too less normals " + QString::number(tmp_size) + " < " + QString::number(new_segment->vertices.size()), 1);
+
+			for (unsigned int i = new_segment->vertices.size(); i != tmp_size; i--)
+				for (unsigned int j = 0; j < 3; j++)
+					new_segment->vertices[i - 1].normal[j] = 0;
+		}
+		else if (tmp_size > new_segment->vertices.size())
+		{
+			emit sendMessage("WARNING: too many normals " + QString::number(tmp_size) + " > " + QString::number(new_segment->vertices.size()), 1);
+			tmp_size = new_segment->vertices.size();
+		}
+
+		for (unsigned int i = 0; i < tmp_size; i++)
+			for (unsigned int j = 0; j < 3; j++)
+				m_file.read(F2V(new_segment->vertices[i].normal[j]), sizeof(float));
+
+		}
 
 		// uv
 		else if (!strcmp("UV0L", it->name))
@@ -453,6 +467,8 @@ void MshFile::analyseSegmChunks(Model * dataDestination, std::list<ChunkHeader*>
 							// ..calculate the edge indices
 							for (int triEdge = 0; triEdge < 3; triEdge++)
 								new_segment->indices.push_back(tmp_buffer[(tri + triEdge - ((tri % 2) * (triEdge - 1) * 2))]);
+
+						tmp_buffer.remove(0, tmp_multiPolySize);
 					}
 
 				}	// if 2 high bits are set
@@ -497,21 +513,13 @@ void MshFile::analyseClthChunks(Model * dataDestination, std::list<ChunkHeader*>
 
 			// search if it is already known
 			bool tmp_found(false);
-			for (unsigned int i = 0; i < m_textureNames->size(); i++)
-			{
-				if (!strcmp(buffer, m_textureNames->at(i).c_str()))
-				{
-					// if found, save the index and stop searching
-					new_segment->textureIndex = i;
-					tmp_found = true;
-					break;
-				}
-			}
 
-			// if it was not found add the texturename to the list
+			int index = m_textureNames->indexOf(QString::fromStdString(buffer));
-			if (!tmp_found)
+			if (index != -1)
+				new_segment->textureIndex = index;
+			else
 			{
-				m_textureNames->push_back(std::string(buffer));
+				m_textureNames->push_back(QString::fromStdString(buffer));
 				new_segment->textureIndex = m_textureNames->size() - 1;
 			}
 
@@ -579,24 +587,21 @@ void MshFile::readUV(Segment * dataDestination, std::streampos position)
 
 	if (tmp_size < dataDestination->vertices.size())
 	{
-		//TODO: warning
+		emit sendMessage("WARNING: too less UVs " + QString::number(tmp_size) + " < " + QString::number(dataDestination->vertices.size()),1);
-		std::cout << "WARNING: too less UVs " << tmp_size << " < " << dataDestination->vertices.size() << std::endl;
 
-		//TODO: fill backward with default UVs
+		for (unsigned int i = dataDestination->vertices.size(); i != tmp_size; i--)
+			for (unsigned int j = 0; j < 2; j++)
+				dataDestination->vertices[i - 1].texCoord[j] = 0;
 	}
 	else if (tmp_size > dataDestination->vertices.size())
 	{
-		//TODO: warning
+		emit sendMessage("WARNING: too many UVs " + QString::number(tmp_size) + " > " + QString::number(dataDestination->vertices.size()), 1);
-		std::cout << "WARNING: too many UVs " << tmp_size << " > " << dataDestination->vertices.size() << std::endl;
 		tmp_size = dataDestination->vertices.size();
 	}
 
 	for (unsigned int i = 0; i < tmp_size; i++)
-	{
-		float tmp[2];
 		for (unsigned int j = 0; j < 2; j++)
 			m_file.read(F2V(dataDestination->vertices[i].texCoord[j]), sizeof(float));
-	}
 }
 
 QMatrix4x4 MshFile::getParentMatrix(std::string parent) const

QtMeshViewer/Source/OglViewerWidget.cpp

@@ -66,8 +66,64 @@ void OglViewerWidget::mouseMoveEvent(QMouseEvent *e)
 		m_mouse.position = QVector2D(e->localPos());
 
 		// calculate the rotation axis and rotate
-		m_rotation = QQuaternion::fromAxisAndAngle(QVector3D(diff.y(), diff.x(), 0.0).normalized(), diff.length() * 0.5) * m_rotation;
+		if (m_rotDirections.x && m_rotDirections.y && m_rotDirections.z)
+		{
+			m_rotation = QQuaternion::fromAxisAndAngle(QVector3D(diff.y(), diff.x(), 0.0).normalized(), diff.length() * 0.5) * m_rotation;
+		}
+		else if (m_rotDirections.x && m_rotDirections.y && !m_rotDirections.z)
+		{
 
+			float pitch, yaw, roll;
+			m_rotation.getEulerAngles(&pitch, &yaw, &roll);
+
+			pitch += diff.y() * 0.5;
+			yaw += diff.x() * 0.5;
+
+			if (pitch > 89)
+				pitch = 89;
+			else if (pitch < -89)
+				pitch = -89;
+
+			m_rotation = QQuaternion::fromEulerAngles(pitch, yaw, roll);
+
+		}
+		else if (m_rotDirections.x && !m_rotDirections.y && !m_rotDirections.z)
+		{
+			m_rotation = QQuaternion::fromAxisAndAngle(QVector3D(0.0, 1.0, 0.0).normalized(), diff.x() * 0.5) * m_rotation;
+		}
+		else if (!m_rotDirections.x && m_rotDirections.y && !m_rotDirections.z)
+		{
+			m_rotation = QQuaternion::fromAxisAndAngle(QVector3D(1.0, 0.0, 0.0).normalized(), diff.y() * 0.5) * m_rotation;
+		}
+		else if (!m_rotDirections.x && !m_rotDirections.y && m_rotDirections.z)
+		{
+			m_rotation = QQuaternion::fromAxisAndAngle(QVector3D(0.0, 0.0, 1.0).normalized(), diff.x() * 0.5) * m_rotation;
+		}
+		else if (m_rotDirections.x && !m_rotDirections.y && m_rotDirections.z)
+		{
+			float pitch, yaw, roll;
+			m_rotation.getEulerAngles(&pitch, &yaw, &roll);
+			roll -= diff.y() * 0.5;
+			yaw += diff.x() * 0.5;
+
+			m_rotation = QQuaternion::fromEulerAngles(pitch, yaw, roll);
+		}
+		else if (!m_rotDirections.x && m_rotDirections.y && m_rotDirections.z)
+		{
+			float pitch, yaw, roll;
+			m_rotation.getEulerAngles(&pitch, &yaw, &roll);
+			pitch += diff.y() * 0.5;
+			roll += diff.x() * 0.5;
+
+			if (pitch > 89)
+				pitch = 89;
+			else if (pitch < -89)
+				pitch = -89;
+
+			m_rotation = QQuaternion::fromEulerAngles(pitch, yaw, roll);
+		}
+
+		
 		// request an update
 		update();
 	}
@@ -104,7 +160,7 @@ void OglViewerWidget::dragEnterEvent(QDragEnterEvent *e)
 
 void OglViewerWidget::dropEvent(QDropEvent * e)
 {
-	emit loadFile(e->mimeData()->urls().first().toLocalFile().toStdString().c_str());
+	emit loadFile(e->mimeData()->urls().first().toLocalFile());
 }
 
 void OglViewerWidget::keyPressEvent(QKeyEvent *e)
@@ -133,11 +189,8 @@ void OglViewerWidget::initializeGL()
 	// Enable back face culling
 	glEnable(GL_CULL_FACE);
 
-	m_dataEngine = new GeometryEngine;
+	m_dataEngine = new GeometryEngine(this);
-	connect(m_dataEngine, &GeometryEngine::requestResetView, this, &OglViewerWidget::resetView);
+	setConnections();
-	connect(parentWidget(), SIGNAL(loadFile(const char*)), m_dataEngine, SLOT(loadFile(const char*)));
-	connect(this, SIGNAL(loadFile(const char*)), m_dataEngine, SLOT(loadFile(const char*)));
-
 }
 
 void OglViewerWidget::resizeGL(int w, int h)
@@ -195,6 +248,17 @@ void OglViewerWidget::initShaders()
 		close();
 }
 
+void OglViewerWidget::setConnections()
+{
+	connect(m_dataEngine, &GeometryEngine::requestResetView, this, &OglViewerWidget::resetView);
+	connect(parentWidget(), SIGNAL(loadFile(QString)), m_dataEngine, SLOT(loadFile(QString)));
+	connect(this, SIGNAL(loadFile(QString)), m_dataEngine, SLOT(loadFile(QString)));
+	connect(m_dataEngine, SIGNAL(sendMessage(QString, int)), parentWidget(), SLOT(printMessage(QString, int)));
+	connect(m_dataEngine, SIGNAL(requestUpdate()), this, SLOT(update()));
+	connect(m_dataEngine, SIGNAL(sendFileInfo(QString, QStringList, int, int)), parentWidget(), SLOT(setFileInfo(QString, QStringList, int, int)));
+
+}
+
 
 /////////////////////////////////////////////////////////////////////////
 // private slots
@@ -205,3 +269,23 @@ void OglViewerWidget::resetView()
 	m_translation = { 0.0, 0.0, DEFAULT_Z_DISTANCE };
 	update();
 }
+
+
+/////////////////////////////////////////////////////////////////////////
+// public slots
+
+void OglViewerWidget::changeDirection(int direction)
+{
+	switch (direction)
+	{
+	case 1:
+		m_rotDirections.x = !m_rotDirections.x;
+		break;
+	case 2:
+		m_rotDirections.y = !m_rotDirections.y;
+		break;
+	case 3:
+		m_rotDirections.z = !m_rotDirections.z;
+		break;
+	}
+}

README.md

@@ -13,7 +13,6 @@ Feel free to use my code the way you like. But remember i used some public libra
 licence, too.
 
 ### To Do
-- tga with RLE cannot be opend
 - optional display bones, shadow, collision,...
 - integrate into a software:
 -> list all msh under a directory,