Add Triangle class

QTProject/Subdivision.pro

@@ -21,7 +21,8 @@ SOURCES += main.cpp\
     texture.cpp \
     camera.cpp \
     subdivision.cpp \
-    vertex.cpp
+    vertex.cpp \
+    triangle.cpp
 
 HEADERS  += mainwindow.h \
     mainwidget.h \
@@ -29,7 +30,8 @@ HEADERS  += mainwindow.h \
     texture.h \
     camera.h \
     subdivision.h \
-    vertex.h
+    vertex.h \
+    triangle.h
 
 FORMS    +=
 

QTProject/triangle.cpp

+#include <QDebugStateSaver>
+
+#include "triangle.h"
+
+Triangle::Triangle() {}
+
+Triangle::Triangle(const Triangle &other) {
+    this->vertex_buffer_ = other.vertex_buffer_;
+    this->u_ = other.u_;
+    this->v_ = other.v_;
+    this->w_ = other.w_;
+}
+
+Triangle::Triangle(const QVector<Vertex> &vertex_buffer, int u, int v, int w) {
+    this->vertex_buffer_ = vertex_buffer;
+    this->u_ = u;
+    this->v_ = v;
+    this->w_ = w;
+}
+
+Vertex Triangle::u() const {
+    return vertex_buffer_[u_];
+}
+
+Vertex Triangle::v() const {
+    return vertex_buffer_[v_];
+}
+
+Vertex Triangle::w() const {
+    return vertex_buffer_[w_];
+}
+
+int Triangle::u_idx() const {
+    return u_;
+}
+
+int Triangle::v_idx() const {
+    return v_;
+}
+
+int Triangle::w_idx() const {
+    return w_;
+}
+
+Triangle &Triangle::operator=(const Triangle &other) {
+    this->vertex_buffer_ = other.vertex_buffer_;
+    this->u_ = other.u_;
+    this->v_ = other.v_;
+    this->w_ = other.w_;
+    return *this;
+}
+
+QDebug operator<<(QDebug d, const Triangle &triangle) {
+    QDebugStateSaver saver(d);
+    d.nospace() << "Triangle(" << triangle.u_idx() << ", " << triangle.v_idx() << ", " << triangle.w_idx() << "; " << triangle.u().pos << ", " << triangle.v().pos << ", " << triangle.w().pos << ")";
+    return d;
+}

QTProject/triangle.h

+#pragma once
+#ifndef TRIANGLE_H
+#define TRIANGLE_H
+
+#include <QDebug>
+#include <QVector>
+#include "vertex.h"
+
+class Triangle {
+    public:
+        Triangle();
+        Triangle(const Triangle &other);
+        Triangle(const QVector<Vertex> &vertex_buffer, int u, int v, int w);
+
+        Vertex u() const;
+        Vertex v() const;
+        Vertex w() const;
+
+        int u_idx() const;
+        int v_idx() const;
+        int w_idx() const;
+
+        Triangle &operator=(const Triangle &other);
+
+    private:
+        QVector<Vertex> vertex_buffer_;
+        int u_;
+        int v_;
+        int w_;
+};
+
+QDebug operator<<(QDebug d, const Triangle &triangle);
+
+#endif