mirror of https://github.com/CGAL/cgal
105 lines
2.5 KiB
C++
105 lines
2.5 KiB
C++
// Copyright (c) 2011 CNRS and LIRIS' Establishments (France).
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// All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 3 of the License,
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// or (at your option) any later version.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// $URL$
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// $Id$
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//
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// Author(s) : Guillaume Damiand <guillaume.damiand@liris.cnrs.fr>
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// Kumar Snehasish <kumar.snehasish@gmail.com>
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//
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#ifndef VIEWER_H
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#define VIEWER_H
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#include "typedefs.h"
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#include <vector>
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#include <QGLViewer/qglviewer.h>
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#include <QKeyEvent>
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#include <QOpenGLFunctions_2_1>
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#include <QOpenGLVertexArrayObject>
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#include <QGLBuffer>
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#include <QOpenGLShaderProgram>
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class Viewer : public QGLViewer, public QOpenGLFunctions_2_1
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{
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Q_OBJECT
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typedef LCC::Dart_handle Dart_handle;
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typedef LCC::Dart_const_handle Dart_const_handle;
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public:
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Viewer(QWidget* parent);
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~Viewer();
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void setScene(Scene* scene_)
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{ scene = scene_; }
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public:
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void draw();
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virtual void init();
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void keyPressEvent(QKeyEvent *e);
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virtual QString helpString() const;
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public Q_SLOTS:
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void sceneChanged();
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private:
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void initialize_buffers();
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void attrib_buffers(QGLViewer*);
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void compile_shaders();
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void compute_elements();
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void compute_face(Dart_handle dh, LCC::size_type markface);
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void compute_edge(Dart_handle dh, LCC::size_type markedge);
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void compute_vertex(Dart_handle dh, LCC::size_type markvertex, bool& empty);
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private:
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Scene* scene;
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bool wireframe;
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bool flatShading;
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bool edges;
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bool vertices;
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CGAL::Bbox_3 bb;
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bool m_previous_scene_empty;
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bool are_buffers_initialized;
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//Shaders elements
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int vertexLocation[3];
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int normalsLocation;
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int mvpLocation[2];
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int mvLocation;
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int colorLocation;
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int colorsLocation;
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int lightLocation[5];
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std::vector<float> pos_points;
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std::vector<float> pos_lines;
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std::vector<float> pos_facets;
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std::vector<float> smooth_normals;
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std::vector<float> flat_normals;
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std::vector<float> colors;
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QGLBuffer buffers[10];
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QOpenGLVertexArrayObject vao[10];
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QOpenGLShaderProgram rendering_program;
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QOpenGLShaderProgram rendering_program_p_l;
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};
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#endif
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