Triangles stored explicitly, selection, normals computed explicitly, lights under control
#ifndef __VEFVIEWER_H__
#define __VEFVIEWER_H__
#include <QGLViewer/qglviewer.h>
#include <QFileDialog>
#include <QListWidgetItem>
class VEFViewer: public QGLViewer
{
public:
VEFViewer(QWidget* parent);
void addFile(QString s);
void setModelList(QListWidget* l) { modelList = l; }
void updateMinMax(float x, float y, float z);
void init();
protected:
virtual void draw();
virtual QString helpString() const;
virtual void keyPressEvent(QKeyEvent *e);
virtual void drawWithNames();
virtual void postSelection(const QPoint& point);
private:
void readVertexFile(QString s);
void readEdgeFile(QString s);
void readSTLFile(QString s);
void updateWeightedCenter(float x, float y, float z);
QListWidget* modelList;
qglviewer::Vec min, max, center;
unsigned int vertex_count;
};
class QDisplayListLWI: public QListWidgetItem
{
public:
QDisplayListLWI(QString name):
QListWidgetItem(name)
{}
GLuint getDisplayList() const { return display_list; }
~QDisplayListLWI() { glDeleteLists(display_list, 1); }
virtual void draw() const =0;
virtual void drawWithNames(int offset) const =0;
virtual int numElements() const =0;
virtual void highlight(int selected) =0;
protected:
GLuint display_list;
};
class QVerticesLWI: public QDisplayListLWI
{
public:
QVerticesLWI(QString name, FILE* file, VEFViewer* v);
virtual void draw() const;
virtual void drawWithNames(int offset) const;
virtual int numElements() const;
virtual void highlight(int selected);
};
class Triangle;
class QFacesLWI: public QDisplayListLWI
{
public:
QFacesLWI(QString name, FILE* file, VEFViewer* v);
virtual void draw() const;
virtual void drawWithNames(int offset) const;
virtual int numElements() const;
virtual void highlight(int selected);
private:
int readFacet(FILE* file,
float& nx, float& ny, float& nz,
float& x0, float& y0, float& z0,
float& x1, float& y1, float& z1,
float& x2, float& y2, float& z2);
qglviewer::Vec computeNormal(qglviewer::Vec v0, qglviewer::Vec v1, qglviewer::Vec v2) const;
typedef std::vector<Triangle> TrianglesContainer;
TrianglesContainer triangles;
int highlighted;
};
class QEdgesLWI: public QDisplayListLWI
{
public:
QEdgesLWI(QString name, FILE* file, VEFViewer* v);
virtual void draw() const;
virtual void drawWithNames(int offset) const;
virtual int numElements() const;
virtual void highlight(int selected);
private:
int readEdge (FILE* file,
float& x0, float& y0, float& z0,
float& x1, float& y1, float& z1);
};
class Triangle
{
public:
Triangle(float nxx, float nyy, float nzz,
float xx0, float yy0, float zz0,
float xx1, float yy1, float zz1,
float xx2, float yy2, float zz2):
nx(nxx), ny(nyy), nz(nzz),
x0(xx0), y0(yy0), z0(zz0),
x1(xx1), y1(yy1), z1(zz1),
x2(xx2), y2(yy2), z2(zz2)
{}
Triangle(const Triangle& other):
nx(other.nx), ny(other.ny), nz(other.nz),
x0(other.x0), y0(other.y0), z0(other.z0),
x1(other.x1), y1(other.y1), z1(other.z1),
x2(other.x2), y2(other.y2), z2(other.z2)
{}
void operator=(const Triangle& other)
{
nx = other.nx; ny = other.ny; nz = other.nz;
x0 = other.x0; y0 = other.y0; z0 = other.z0;
x1 = other.x1; y1 = other.y1; z1 = other.z1;
x2 = other.x2; y2 = other.y2; z2 = other.z2;
}
float nx, ny, nz;
float x0, y0, z0;
float x1, y1, z1;
float x2, y2, z2;
};
#endif // __VEFVIEWER_H__