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pynomo nomograph for line of sight
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| """ | |
| ex_type1_nomo_1.py | |
| Simple nomogram of type 1: F1 + F2 + F3 = 0 | |
| Copyright (C) 2007-2009 Leif Roschier | |
| 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 3 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 for more details. | |
| You should have received a copy of the GNU General Public License | |
| along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| """ | |
| import sys | |
| sys.path.insert(0, "..") | |
| # sys.path[:0] = [".."] | |
| from pynomo.nomographer import Nomographer | |
| import numpy as np | |
| R=6370000 | |
| N_params_1 = { | |
| 'u_min': 0.0, | |
| 'u_max': 4000.0, | |
| 'function': lambda u: np.sqrt(2*u*R+u*u), | |
| 'title': r'$h_1$ (m)', | |
| 'tick_levels': 4, | |
| 'tick_text_levels': 2, | |
| } | |
| N_params_2 = { | |
| 'u_min': 0.0, | |
| 'u_max': 450.0, | |
| 'function': lambda u: -1000.0*u, | |
| 'title': r'$D$ (km)', | |
| 'tick_levels': 4, | |
| 'tick_text_levels': 2, | |
| } | |
| N_params_3 = { | |
| 'u_min': 4000.0, | |
| 'u_max': 0.0, | |
| 'function': lambda u: np.sqrt(2*u*R+u*u), | |
| 'title': r'$h_2$ (m)', | |
| 'tick_levels': 4, | |
| 'tick_text_levels': 2, | |
| } | |
| block_1_params = { | |
| 'block_type': 'type_1', | |
| 'width': 10, | |
| 'height': 10, | |
| 'f1_params': N_params_1, | |
| 'f2_params': N_params_2, | |
| 'f3_params': N_params_3, | |
| # 'isopleth_values': [[6, 2, 'x']], | |
| } | |
| main_params = { | |
| 'filename': 'test.pdf', | |
| 'paper_height': 10, | |
| 'paper_width': 7, | |
| 'block_params': [block_1_params], | |
| 'transformations': [('rotate', 0.01), ], | |
| 'transformations': [('rotate', 0.01), ('scale paper',)], | |
| # 'title_str': r'$\sqrt{2Rh_1+h_1^2}-D+\sqrt{2Rh_2+h_2^2}=0$', | |
| 'debug': False, | |
| } | |
| Nomographer(main_params) |
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