add vcglib

vcglib/apps/QT/trimesh_QT/glarea.h

@@ -0,0 +1,106 @@
+/****************************************************************************
+ * VCGLib                                                            o o     *
+ * Visual and Computer Graphics Library                            o     o   *
+ *                                                                _   O  _   *
+ * Copyright(C) 2007                                                \/)\/    *
+ * Visual Computing Lab                                            /\/|      *
+ * ISTI - Italian National Research Council                           |      *
+ *                                                                    \      *
+ * All rights reserved.                                                      *
+ *                                                                           *
+ * This program is free software; you can redistribute it and/or modify      *
+ * it under the terms of the GNU General Public License as published by      *
+ * the Free Software Foundation; either version 2 of the License, or         *
+ * (at your option) any later version.                                       *
+ *                                                                           *
+ * This program is distributed in the hope that it will be useful,           *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of            *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             *
+ * GNU General Public License (http://www.gnu.org/licenses/gpl.txt)          *
+ * for more details.                                                         *
+ *                                                                           *
+ ****************************************************************************/
+/****************************************************************************
+  History
+
+$Log: not supported by cvs2svn $
+Revision 1.1  2007/10/18 08:52:06  benedetti
+Initial release.
+
+
+****************************************************************************/
+
+#ifndef GLAREA_H_
+#define GLAREA_H_
+
+/// Opengl related imports
+#include <GL/glew.h>
+#include <QGLWidget>
+
+/// vcg imports
+#include <vcg/complex/complex.h>
+#include <vcg/complex/algorithms/update/bounding.h>
+#include <vcg/complex/algorithms/update/normal.h>
+#include <vcg/complex/algorithms/create/platonic.h>
+
+/// wrapper imports
+#include <wrap/io_trimesh/import.h>
+#include <wrap/gl/trimesh.h>
+#include <wrap/gui/trackball.h>
+
+/// declaring edge and face type
+
+using namespace vcg;
+class CFace;
+class CVertex;
+
+struct MyUsedTypes : public UsedTypes<	Use<CVertex>		::AsVertexType,
+																				Use<CFace>			::AsFaceType>{};
+
+/// compositing wanted proprieties
+class CVertex : public vcg::Vertex< MyUsedTypes, vcg::vertex::Coord3f, vcg::vertex::Normal3f, vcg::vertex::BitFlags>{};
+class CFace   : public vcg::Face<  MyUsedTypes, vcg::face::VertexRef, vcg::face::Normal3f, vcg::face::BitFlags > {};
+class CMesh   : public vcg::tri::TriMesh< std::vector<CVertex>, std::vector<CFace> > {};
+
+class GLArea:public QGLWidget
+{
+Q_OBJECT
+public:
+  GLArea (QWidget * parent = 0);
+  /// we chose a subset of the available drawing modes
+  enum DrawMode{SMOOTH=0,POINTS,WIRE,FLATWIRE,HIDDEN,FLAT};
+public slots:
+  /// widget-based user interaction slots
+  void selectDrawMode(int mode);
+  void loadMesh(QString filename);
+  void loadTetrahedron();
+  void loadDodecahedron();
+signals:
+  /// signal for setting the statusbar message
+  void setStatusBar(QString message);
+protected:
+  /// opengl initialization and drawing calls
+  void initializeGL ();
+  void resizeGL (int w, int h);
+  void paintGL ();
+  /// keyboard and mouse event callbacks
+  void keyReleaseEvent(QKeyEvent * e);
+  void keyPressEvent(QKeyEvent * e);
+  void mousePressEvent(QMouseEvent*e);
+  void mouseMoveEvent(QMouseEvent*e);
+  void mouseReleaseEvent(QMouseEvent*e);
+  void wheelEvent(QWheelEvent*e);
+private:
+  /// the active mesh instance
+  CMesh mesh;
+  /// the active mesh opengl wrapper
+  vcg::GlTrimesh<CMesh> glWrap;
+  /// the active manipulator
+  vcg::Trackball track;
+  /// the current drawmode
+  DrawMode drawmode;
+  /// mesh data structure initializer
+  void initMesh(QString message);
+ };
+
+#endif /*GLAREA_H_ */