initial commit

src/meshviewerwidget.h

@@ -0,0 +1,52 @@
+#ifndef MESHVIEWERWIDGET_H
+#define MESHVIEWERWIDGET_H
+
+#define GL_GLEXT_PROTOTYPES
+#include "mymesh.h"
+#include <QMatrix4x4>
+#include <QColor>
+#include <QDebug>
+#include <QOpenGLWidget>
+#include <QOpenGLShaderProgram>
+#include <QOpenGLFunctions>
+#include <QMouseEvent>
+
+
+#define WIREFRAME_COLOR 0, 0, 0
+#define FOV 70
+
+
+using namespace OpenMesh;
+
+class MeshViewerWidget : public QOpenGLWidget, protected QOpenGLFunctions {
+    Q_OBJECT
+
+public:
+    MeshViewerWidget(QWidget* parent=nullptr);
+
+    void initializeGL() override;
+    void resizeGL(int w, int h) override;
+    void paintGL() override;
+
+	void add(size_t nverts, const GLfloat *verts, QMatrix4x4 mat=QMatrix4x4(), QColor col={153, 153, 153});
+	void addFromMesh(MyMesh* _mesh, QMatrix4x4 mat=QMatrix4x4(), QColor col={153, 153, 153});
+
+private:
+	GLint pos_attr, proj_attr, view_attr, model_attr;
+	GLint col_attr, alpha_attr;
+	QMatrix4x4 proj;
+	QMatrix4x4 rot, rot_start;
+	GLfloat cam_dist = 1;
+	QPoint mouse_pos;
+
+protected:
+    virtual void mousePressEvent(QMouseEvent *e);
+    virtual void mouseReleaseEvent(QMouseEvent *e);
+    virtual void mouseMoveEvent(QMouseEvent *e);
+    virtual void wheelEvent(QWheelEvent *e);
+
+signals:
+	void initialized();
+};
+
+#endif