working on changing the texture names to materials,

problems with call by value/reference
This commit is contained in:
Anakin 2017-01-15 12:26:15 +01:00
parent f469dff656
commit 6ead5d7bc6
8 changed files with 125 additions and 77 deletions

View File

@ -3,11 +3,13 @@
#include <QVector>
#include <QVector2D>
#include <QVector3D>
#include <QStringList>
#include <QMatrix4x4>
#include <QQuaternion>
#include <QOpenGLFunctions>
#include <QOpenGlTexture>
#include <QObject>
#include <QOpenGLTexture>
#include <QRegExp>
#include <..\Header\MainWindow.h>
@ -38,6 +40,12 @@ struct Model {
std::vector<Segment*> segmList;
};
struct Material {
QString name;
QOpenGLTexture* texture = Q_NULLPTR;
bool transparent = false;
};
class FileInterface : public QObject
{
Q_OBJECT
@ -46,7 +54,7 @@ public:
explicit FileInterface(QString path, QObject *parent)
: QObject(parent)
, m_models(new QVector<Model*>)
, m_textureNames(new QStringList)
, m_materials(new QVector<Material>)
{
//open file
m_file.open(path.toStdString().c_str(), std::ios::in | std::ios::binary);
@ -58,6 +66,7 @@ public:
if(tmp != NULL)
connect(this, SIGNAL(sendMessage(QString, int)), tmp, SLOT(printMessage(QString, int)));
m_filepath = path.left(path.lastIndexOf(QRegExp("/|\\\\")));
};
@ -67,9 +76,6 @@ public:
m_file.close();
//clean up
m_textureNames->clear();
delete m_textureNames;
for (Model* modelIt : *m_models)
{
for (Segment* segIt : modelIt->segmList)
@ -89,16 +95,40 @@ public:
protected:
QVector<Model*>* m_models;
std::fstream m_file;
QStringList* m_textureNames;
QVector<Material>* m_materials;
BoundingBox m_sceneBbox;
QString m_filepath;
virtual void import() = 0;
public:
virtual QVector<Model*>* getModels() const { return m_models; };
virtual QStringList* getTextureNames() const { return m_textureNames; };
virtual QVector<Material>* getMaterials() const { return m_materials; };
virtual BoundingBox getBoundingBox() const { return m_sceneBbox; };
static Material getDefaultMaterial() {
Material defMaterial;
QImage img(1, 1, QImage::Format_RGB32);
img.fill(Qt::red);
QOpenGLTexture* new_texture = new QOpenGLTexture(img.mirrored());
// Set nearest filtering mode for texture minification
new_texture->setMinificationFilter(QOpenGLTexture::Nearest);
// Set bilinear filtering mode for texture magnification
new_texture->setMagnificationFilter(QOpenGLTexture::Linear);
// Wrap texture coordinates by repeating
// f.ex. texture coordinate (1.1, 1.2) is same as (0.1, 0.2)
new_texture->setWrapMode(QOpenGLTexture::Repeat);
defMaterial.texture = new_texture;
return defMaterial;
};
signals:
void sendMessage(QString msg, int severity);
};

View File

@ -25,11 +25,10 @@ public:
private:
QOpenGLBuffer m_arrayBuf;
QOpenGLBuffer m_indexBuf;
QVector<QOpenGLTexture*> m_textures;
QVector<Material>* m_materials = Q_NULLPTR;
QVector<DrawInformation> m_drawList;
BoundingBox m_boundings;
void loadTexture(QString filePath, QString fileName);
void clearData();
public slots:
@ -40,6 +39,6 @@ signals:
void requestResetView();
void sendMessage(QString message, int severity);
void requestUpdate();
void sendFileInfo(QString name, QStringList textures, int vertices, int triangle);
void sendFileInfo(QString name, QVector<Material>* materials, int vertices, int triangle);
};

View File

@ -5,6 +5,8 @@
#include <QStringList>
#include "ui_MainWindow.h"
struct Material;
class MainWindow : public QMainWindow
{
Q_OBJECT
@ -28,7 +30,7 @@ private:
public slots:
void printMessage(QString message, int severity);
void setFileInfo(QString name, QStringList textures, int vertices, int triangle);
void setFileInfo(QString name, QVector<Material>* materials, int vertices, int triangle);
signals:
void loadFile(QString);

View File

@ -43,6 +43,8 @@ private:
void readVertex(Segment* dataDestination, std::streampos position);
void readUV(Segment* dataDestination, std::streampos position);
void loadTexture(QOpenGLTexture* destination, QString filepath);
QMatrix4x4 getParentMatrix(std::string parent) const;
QQuaternion getParentRotation(std::string parent) const;
};

View File

@ -2,7 +2,6 @@
#include "..\Header\MshFile.h"
#include "..\Header\OglViewerWidget.h"
#include "..\Header\MainWindow.h"
#include "..\Header\tga.h"
#include <cmath>
#include <QRegExp>
@ -26,39 +25,6 @@ GeometryEngine::~GeometryEngine()
/////////////////////////////////////////////////////////////////////////
// private functions
void GeometryEngine::loadTexture(QString filePath, QString fileName)
{
bool loadSuccess(false);
QImage img;
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());
// Set nearest filtering mode for texture minification
new_texture->setMinificationFilter(QOpenGLTexture::Nearest);
// Set bilinear filtering mode for texture magnification
new_texture->setMagnificationFilter(QOpenGLTexture::Linear);
// Wrap texture coordinates by repeating
// f.ex. texture coordinate (1.1, 1.2) is same as (0.1, 0.2)
new_texture->setWrapMode(QOpenGLTexture::Repeat);
m_textures.push_back(new_texture);
}
void GeometryEngine::clearData()
{
if (m_arrayBuf.isCreated())
@ -66,9 +32,13 @@ void GeometryEngine::clearData()
if (m_indexBuf.isCreated())
m_indexBuf.destroy();
for (auto it : m_textures)
delete it;
m_textures.clear();
if (m_materials != Q_NULLPTR)
{
for (auto it : *m_materials)
delete it.texture;
m_materials->clear();
delete m_materials;
}
m_drawList.clear();
}
@ -90,7 +60,6 @@ void GeometryEngine::loadFile(QString filePath)
try
{
QVector<Model*>* models;
QStringList* textureNames;
QVector<VertexData> vertexData;
QVector<GLuint> indexData;
@ -98,10 +67,11 @@ void GeometryEngine::loadFile(QString filePath)
MshFile file(filePath, this);
models = file.getModels();
textureNames = file.getTextureNames();
m_materials = file.getMaterials();
m_boundings = file.getBoundingBox();
// collect data
//TODO: sort transparent faces
unsigned int indexOffset(0);
unsigned int vertexOffset(0);
for (auto& modelIterator : *models)
@ -140,18 +110,12 @@ void GeometryEngine::loadFile(QString filePath)
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("", "");
//pushback a default material
m_materials->push_back(FileInterface::getDefaultMaterial());
emit requestUpdate();
emit sendMessage("done..", 0);
emit sendFileInfo(filePath.right(filePath.size() - split - 1), QStringList(*textureNames), vertexData.size(), indexData.size() / 3);
emit sendFileInfo(filePath.right(filePath.size() - filePath.lastIndexOf(QRegExp("/|\\\\")) - 1), m_materials, vertexData.size(), indexData.size() / 3);
}
catch (std::invalid_argument e)
{
@ -209,10 +173,10 @@ void GeometryEngine::drawGeometry(QOpenGLShaderProgram *program)
for (auto& it : m_drawList)
{
// bind the correct texture
if (it.textureIndex < m_textures.size())
m_textures.at(it.textureIndex)->bind();
if (it.textureIndex < m_materials->size())
m_materials->at(it.textureIndex).texture->bind();
else
m_textures.last()->bind();
m_materials->last().texture->bind();
// Set model matrix
program->setUniformValue("m_matrix", it.modelMatrix);

View File

@ -143,12 +143,12 @@ void MainWindow::takeScreenShot()
viewer->grab().save(destination);
}
void MainWindow::setFileInfo(QString name, QStringList textures, int vertices, int triangle)
void MainWindow::setFileInfo(QString name, QVector<Material>* materials, int vertices, int triangle)
{
m_fileInfo = QByteArray("Filename: ");
m_fileInfo += name;
m_fileInfo += "\nMaterials: ";
m_fileInfo += QByteArray::number(textures.size());
m_fileInfo += QByteArray::number(materials->size());
m_fileInfo += "\nVertices: ";
m_fileInfo += QByteArray::number(vertices);
m_fileInfo += "\nTriangle: ";
@ -156,12 +156,13 @@ void MainWindow::setFileInfo(QString name, QStringList textures, int vertices, i
m_fileInfo += "<detail>";
int count(0);
for (auto& it : textures)
//TODO: mark not opened textures
for (auto& it : *materials)
{
m_fileInfo += "Material ";
m_fileInfo += QByteArray::number(count++);
m_fileInfo += " - ";
m_fileInfo += it;
m_fileInfo += it.name;
m_fileInfo += "\n";
}
}

View File

@ -1,5 +1,5 @@
#include "..\Header\MshFile.h"
#include "..\Header\tga.h"
// helper function to save data from file to any variable type
#define F2V(variableName) reinterpret_cast<char*>(&variableName)
@ -160,7 +160,7 @@ void MshFile::analyseMsh2Chunks(std::list<ChunkHeader*>& chunkList)
std::list<ChunkHeader*> tmp_matdChunks;
loadChunks(tmp_matdChunks, it->position, it->size);
m_textureNames->push_back("");
m_materials->push_back(Material());
// analyse MATD subchunks
analyseMatdChunks(tmp_matdChunks);
@ -218,12 +218,19 @@ void MshFile::analyseMatdChunks(std::list<ChunkHeader*>& chunkList)
{
if (!strcmp("TX0D", it->name))
{
// get the texture name
m_file.seekg(it->position);
char* buffer = new char[it->size + 1];
*buffer = { 0 };
m_file.read(buffer, it->size);
m_textureNames->back() = buffer;
m_materials->back().name = buffer;
delete[] buffer;
// load the texture
if (m_materials->back().name.isEmpty())
loadTexture(m_materials->back().texture, "");
else
loadTexture(m_materials->back().texture, m_filepath + "/" + m_materials->back().name);
}
}
}
@ -514,14 +521,24 @@ void MshFile::analyseClthChunks(Model * dataDestination, std::list<ChunkHeader*>
// search if it is already known
bool tmp_found(false);
int index = m_textureNames->indexOf(QString::fromStdString(buffer));
if (index != -1)
new_segment->textureIndex = index;
else
for (unsigned int index = 0; index < m_materials->size(); index++)
{
m_textureNames->push_back(QString::fromStdString(buffer));
new_segment->textureIndex = m_textureNames->size() - 1;
if (m_materials->at(index).name == QString(buffer))
{
tmp_found = true;
new_segment->textureIndex = index;
break;
}
}
if(!tmp_found)
{
m_materials->push_back(Material());
m_materials->back().name = QString(buffer);
//TODO: load texture;
loadTexture(m_materials->back().texture, m_filepath + "/" + m_materials->back().name);
new_segment->textureIndex = m_materials->size() - 1;
}
delete[] buffer;
@ -605,6 +622,39 @@ void MshFile::readUV(Segment * dataDestination, std::streampos position)
m_file.read(F2V(dataDestination->vertices[i].texCoord[j]), sizeof(float));
}
void MshFile::loadTexture(QOpenGLTexture * destination, QString filepath)
{
bool loadSuccess(false);
QImage img;
if (filepath.isEmpty())
{
loadSuccess = true;
img = QImage(1, 1, QImage::Format_RGB32);
img.fill(Qt::red);
}
else
img = loadTga(filepath, loadSuccess);
if (!loadSuccess)
emit sendMessage("WARNING: texture not found or corrupted: " + m_materials->back().name, 1);
// Load image to OglTexture
QOpenGLTexture* new_texture = new QOpenGLTexture(img.mirrored());
// Set nearest filtering mode for texture minification
new_texture->setMinificationFilter(QOpenGLTexture::Nearest);
// Set bilinear filtering mode for texture magnification
new_texture->setMagnificationFilter(QOpenGLTexture::Linear);
// Wrap texture coordinates by repeating
// f.ex. texture coordinate (1.1, 1.2) is same as (0.1, 0.2)
new_texture->setWrapMode(QOpenGLTexture::Repeat);
destination = new_texture;
}
QMatrix4x4 MshFile::getParentMatrix(std::string parent) const
{
QMatrix4x4 matrix;

View File

@ -259,7 +259,7 @@ void OglViewerWidget::setConnections()
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)));
connect(m_dataEngine, SIGNAL(sendFileInfo(QString, QVector<Material>*, int, int)), parentWidget(), SLOT(setFileInfo(QString, QVector<Material>*, int, int)));
}