diff options
Diffstat (limited to 'boltzgas/initial_condition.py')
| -rw-r--r-- | boltzgas/initial_condition.py | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/boltzgas/initial_condition.py b/boltzgas/initial_condition.py index 4d66263..2526566 100644 --- a/boltzgas/initial_condition.py +++ b/boltzgas/initial_condition.py @@ -1,15 +1,20 @@ import numpy as np def grid_of_random_velocity_particles(width, radius, u_scale): - np_position = np.ndarray((width**2, 2)) - np_velocity = np.ndarray((width**2, 2)) + np_position = np.ndarray((width**3, 4)) + np_velocity = np.ndarray((width**3, 4)) grid = np.meshgrid(np.linspace(2*radius, 1-2*radius, width), + np.linspace(2*radius, 1-2*radius, width), np.linspace(2*radius, 1-2*radius, width)) np_position[:,0] = grid[0].flatten() np_position[:,1] = grid[1].flatten() + np_position[:,2] = grid[2].flatten() + np_position[:,3] = 0 - np_velocity[:,0] = u_scale*(-0.5 + np.random.random_sample((width**2,))) - np_velocity[:,1] = u_scale*(-0.5 + np.random.random_sample((width**2,))) + np_velocity[:,0] = u_scale*(-0.5 + np.random.random_sample((width**3,))) + np_velocity[:,1] = u_scale*(-0.5 + np.random.random_sample((width**3,))) + np_velocity[:,2] = u_scale*(-0.5 + np.random.random_sample((width**3,))) + np_velocity[:,3] = 0 return (np_position, np_velocity) |