def main(): """ initialize DEM Get storm info Generate hydrograph """ start_time = time.time() dem_name = 'HalfFork.asc' input_file = 'input_data.txt' IT_FILE = os.path.join(os.path.dirname(__file__), input_file) # Create and initialize a raster model grid by reading a DEM DATA_FILE = os.path.join(os.path.dirname(__file__), dem_name) print('Reading data from "' + str(DATA_FILE) + '"') (rg, z) = read_esri_ascii(DATA_FILE) nodata_val = -9999 # Modify the grid DEM to set all nodata nodes to inactive boundaries rg.set_nodata_nodes_to_inactive( z, nodata_val) # set nodata nodes to inactive bounds print('DEM has ' + str(rg.number_of_node_rows) + ' rows, ' + str(rg.number_of_node_columns) + ' columns, and cell size ' + str(rg.dx)) # Select point to sample at. #study_row = 110 #study_column = 150 # #study_node = rg.grid_coords_to_node_id(study_row, study_column) ## Set outlet point to set boundary conditions. the_outlet_row = 240 the_outlet_column = 215 the_outlet_node = rg.grid_coords_to_node_id(the_outlet_row, the_outlet_column) rg.set_fixed_value_boundaries(the_outlet_node) # Get a 2D array version of the elevations for plotting purposes elev_raster = rg.node_vector_to_raster(z, True) # Everything below plots the topography and sampling points # levels = [] # x_up = 1990 # while x_up !=2200: # levels.append(x_up) # x_up+=1 # plt.figure('Topography') # plt.contourf(elev_raster, levels, colors='k')#('r','g','b')) # plt.set_cmap('bone') # plt.colorbar() # # plt.plot([150],[109],'cs', label= 'Study Node') # plt.plot([215],[9], 'wo', label= 'Outlet') # plt.legend(loc=3) pd = PrecipitationDistribution() pd.initialize() duration_hrs = pd.storm_duration intensity_mmhr = pd.intensity duration_secs = duration_hrs * 60.0 * 60.0 intensity_ms = ((intensity_mmhr / 1000.0) / 3600.0) total_duration_secs = 1.25 * duration_secs #print 'total_duration_secs: ', total_duration_secs of = OverlandFlow() #IT_FILE,rg,0) of.initialize(rg) ## (-,-,-,-,how long we route overland flow, intensity in m/s, duration of storm) ## ## Trial 1, 10 year storm ## #of.flow_at_one_node(rg,z,study_node,900,(7.167*(10**-6)), 2916) #of.flow_at_one_node(rg, z, study_node,9000, (1.384*(10**-5)), 2916) #of.flow_at_one_node(rg, z, study_node,900, (7.06*(10**-6)), 900) #of.plot_at_one_node() of.flow_across_grid(rg, z, 5800, (9.2177 * (10**-6)), 5868) #of.flow_at_one_node(rg,z,study_node,150,(9.2177*(10**-6)),5868) of.plot_water_depths(rg) of.plot_discharge(rg) of.plot_shear_stress_grid(rg) of.plot_slopes(rg) #rg.display_grid() endtime = time.time() print endtime - start_time, "seconds" plt.show() plt.show() plt.show()
def main(): """ initialize DEM Get storm info Generate hydrograph """ start_time = time.time() dem_name = 'HalfFork.asc' input_file = 'input_data.txt' IT_FILE = os.path.join(os.path.dirname(__file__), input_file) # Create and initialize a raster model grid by reading a DEM DATA_FILE = os.path.join(os.path.dirname(__file__), dem_name) print('Reading data from "' + str(DATA_FILE) + '"') (rg, z) = read_esri_ascii(DATA_FILE) nodata_val = -9999 # Modify the grid DEM to set all nodata nodes to inactive boundaries rg.set_nodata_nodes_to_inactive( z, nodata_val) # set nodata nodes to inactive bounds print('DEM has ' + str(rg.number_of_node_rows) + ' rows, ' + str(rg.number_of_node_columns) + ' columns, and cell size ' + str(rg.dx)) # Select point to sample at. study_row = 110 study_column = 150 study_node = rg.grid_coords_to_node_id(study_row, study_column) ## Set outlet point to set boundary conditions. the_outlet_row = 240 the_outlet_column = 215 the_outlet_node = rg.grid_coords_to_node_id(the_outlet_row, the_outlet_column) rg.set_fixed_value_boundaries(the_outlet_node) # Get a 2D array version of the elevations for plotting purposes elev_raster = rg.node_vector_to_raster(z, True) # Everything below plots the topography and sampling points levels = [] x_up = 1990 while x_up != 2200: levels.append(x_up) x_up += 1 s = plt.contourf(elev_raster, levels, colors='k') #('r','g','b')) plt.set_cmap('bone') cb = plt.colorbar() plt.plot([150], [109], 'cs', label='Study Node') plt.plot([215], [9], 'wo', label='Outlet') plt.legend(loc=3) of = OverlandFlow() #IT_FILE,rg,0) of.initialize(rg) ## (-,-,-,-,how long we route overland flow, intensity in m/s, duration of storm) ## ## Trial 1, 10 year storm ## of.calculate_flow_at_one_point(rg, z, study_node, 90, (7.167 * (10**-6)), 2916) plt.show()
def main(): """ initialize DEM Get storm info Generate hydrograph """ start_time = time.time() dem_name = 'HalfFork.asc' input_file = 'input_data.txt' IT_FILE = os.path.join(os.path.dirname(__file__), input_file) # Create and initialize a raster model grid by reading a DEM DATA_FILE = os.path.join(os.path.dirname(__file__), dem_name) print('Reading data from "'+str(DATA_FILE)+'"') (rg, z) = read_esri_ascii(DATA_FILE) nodata_val=-9999 # Modify the grid DEM to set all nodata nodes to inactive boundaries rg.set_nodata_nodes_to_inactive(z, nodata_val) # set nodata nodes to inactive bounds print('DEM has ' + str(rg.number_of_node_rows) + ' rows, ' + str(rg.number_of_node_columns) + ' columns, and cell size ' + str(rg.dx)) # Select point to sample at. study_row = 110 study_column = 150 study_node = rg.grid_coords_to_node_id(study_row, study_column) ## Set outlet point to set boundary conditions. the_outlet_row = 240 the_outlet_column = 215 the_outlet_node = rg.grid_coords_to_node_id(the_outlet_row, the_outlet_column) rg.set_fixed_value_boundaries(the_outlet_node) # Get a 2D array version of the elevations for plotting purposes elev_raster = rg.node_vector_to_raster(z,True) # Everything below plots the topography and sampling points levels = [] x_up = 1990 while x_up !=2200: levels.append(x_up) x_up+=1 s = plt.contourf(elev_raster, levels, colors='k')#('r','g','b')) plt.set_cmap('bone') cb = plt.colorbar() plt.plot([150],[109],'cs', label= 'Study Node') plt.plot([215],[9], 'wo', label= 'Outlet') plt.legend(loc=3) of=OverlandFlow()#IT_FILE,rg,0) of.initialize(rg) ## (-,-,-,-,how long we route overland flow, intensity in m/s, duration of storm) ## ## Trial 1, 10 year storm ## of.calculate_flow_at_one_point(rg,z,study_node,90,(7.167*(10**-6)), 2916) plt.show()
def main(): """ initialize DEM Get storm info Generate hydrograph """ start_time = time.time() dem_name = 'HalfFork.asc' input_file = 'input_data.txt' IT_FILE = os.path.join(os.path.dirname(__file__), input_file) # Create and initialize a raster model grid by reading a DEM DATA_FILE = os.path.join(os.path.dirname(__file__), dem_name) print('Reading data from "'+str(DATA_FILE)+'"') (rg, z) = read_esri_ascii(DATA_FILE) nodata_val=-9999 # Modify the grid DEM to set all nodata nodes to inactive boundaries rg.set_nodata_nodes_to_inactive(z, nodata_val) # set nodata nodes to inactive bounds print('DEM has ' + str(rg.number_of_node_rows) + ' rows, ' + str(rg.number_of_node_columns) + ' columns, and cell size ' + str(rg.dx)) # Select point to sample at. #study_row = 110 #study_column = 150 # #study_node = rg.grid_coords_to_node_id(study_row, study_column) ## Set outlet point to set boundary conditions. the_outlet_row = 240 the_outlet_column = 215 the_outlet_node = rg.grid_coords_to_node_id(the_outlet_row, the_outlet_column) rg.set_fixed_value_boundaries(the_outlet_node) # Get a 2D array version of the elevations for plotting purposes elev_raster = rg.node_vector_to_raster(z,True) # Everything below plots the topography and sampling points # levels = [] # x_up = 1990 # while x_up !=2200: # levels.append(x_up) # x_up+=1 # plt.figure('Topography') # plt.contourf(elev_raster, levels, colors='k')#('r','g','b')) # plt.set_cmap('bone') # plt.colorbar() # # plt.plot([150],[109],'cs', label= 'Study Node') # plt.plot([215],[9], 'wo', label= 'Outlet') # plt.legend(loc=3) pd = PrecipitationDistribution() pd.initialize() duration_hrs = pd.storm_duration intensity_mmhr = pd.intensity duration_secs = duration_hrs*60.0*60.0 intensity_ms = ((intensity_mmhr/1000.0)/3600.0) total_duration_secs = 1.25 * duration_secs #print 'total_duration_secs: ', total_duration_secs of=OverlandFlow()#IT_FILE,rg,0) of.initialize(rg) ## (-,-,-,-,how long we route overland flow, intensity in m/s, duration of storm) ## ## Trial 1, 10 year storm ## #of.flow_at_one_node(rg,z,study_node,900,(7.167*(10**-6)), 2916) #of.flow_at_one_node(rg, z, study_node,9000, (1.384*(10**-5)), 2916) #of.flow_at_one_node(rg, z, study_node,900, (7.06*(10**-6)), 900) #of.plot_at_one_node() of.flow_across_grid(rg, z, 5800, (9.2177*(10**-6)), 5868) #of.flow_at_one_node(rg,z,study_node,150,(9.2177*(10**-6)),5868) of.plot_water_depths(rg) of.plot_discharge(rg) of.plot_shear_stress_grid(rg) of.plot_slopes(rg) #rg.display_grid() endtime = time.time() print endtime - start_time, "seconds" plt.show() plt.show() plt.show()