2 * Copyright (C) 2016 Alexander Schmidt
4 * This file is part of Seamulator.
6 * Seamulator is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * Seamulator is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Seamulator. If not, see <http://www.gnu.org/licenses/>.
25 #include <boost/program_options.hpp>
30 #include "watersurface.h"
32 const int INIT_WINDOW_POS_X{50};
33 const int INIT_WINDOW_POS_Y{50};
34 const int INIT_WINDOW_WIDTH{800};
35 const int INIT_WINDOW_HEIGHT{600};
36 const double INIT_VIEW_AZIMUTH{0};
37 const double INIT_VIEW_ALTITUDE{M_PI / 4};
38 const char WINDOW_TITLE[]{"seamulator"};
41 WaterSurfacePtr surface;
42 std::unique_ptr<SeaView> seaView;
48 double amplitudeFactor;
52 void glReshapeFunc(int width, int height);
53 void glMouseFunc(int button, int state, int x, int y);
54 void glMotionFunc(int x, int y);
55 Settings parseArguments(int argc, char** argv);
57 namespace po = boost::program_options;
59 int main(int argc, char** argv)
61 Settings settings = parseArguments(argc, argv);
63 std::srand(std::time(0));
64 surface = std::make_shared<WaterSurface>(settings.latticeSize,
65 settings.latticeExtend);
66 sea = std::make_shared<Sea>(surface,
68 settings.amplitudeFactor);
69 seaView = std::make_unique<SeaView>(settings.latticeExtend * 1.5,
73 glutInit(&argc, argv);
74 glutInitDisplayMode(GLUT_DOUBLE);
75 glutInitWindowSize(INIT_WINDOW_WIDTH, INIT_WINDOW_HEIGHT);
76 glutInitWindowPosition(INIT_WINDOW_POS_X, INIT_WINDOW_POS_Y);
77 glutCreateWindow(WINDOW_TITLE);
78 glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
80 glutDisplayFunc(glDisplayFunc);
81 glutReshapeFunc(glReshapeFunc);
82 glutMouseFunc(glMouseFunc);
83 glutMotionFunc(glMotionFunc);
90 Settings parseArguments(int argc, char** argv)
92 po::options_description desc("Available options");
94 ("help,h", "show this help")
95 ("windspeed,w", po::value<double>()->default_value(10),
97 ("size,s", po::value<char>()->default_value('s'),
99 ("amplitude,a", po::value<double>()->default_value(1),
100 "amplitude multiplicator")
103 po::variables_map vm;
104 po::store(po::parse_command_line(argc, argv, desc), vm);
107 if (vm.count("help")) {
108 std::cout << desc << "\n";
114 settings.windSpeed = vm["windspeed"].as<double>();
116 if (vm["size"].as<char>() == 'l') {
117 settings.latticeSize = 256;
118 settings.latticeExtend = 20;
119 settings.amplitudeFactor = vm["amplitude"].as<double>() * 0.00000004;
122 settings.latticeSize = 128;
123 settings.latticeExtend = 10;
124 settings.amplitudeFactor = vm["amplitude"].as<double>() * 0.0000001;
132 glClear(GL_COLOR_BUFFER_BIT);
134 seaView->setupView();
142 void glReshapeFunc(int width, int height)
144 glMatrixMode(GL_PROJECTION);
146 gluPerspective(50.0, ((float)width/(float)height), 0, 1000.0);
147 glViewport(0, 0, width, height);
150 void glMouseFunc(int button, int state, int x, int y)
152 seaView->onMouseEvent(button, state, x, y);
155 void glMotionFunc(int x, int y)
157 seaView->onMouseMove(x, y);