Esempio n. 1
0
#path = '/home/laurent/.fonts/OSX_conv_LinuX/HelveticaNeue.ttf'
#prop = font_manager.FontProperties(fname=path)
#prop.set_weight = 'light'
#mpl.rcParams['font.family'] = prop.get_name()
#mpl.rcParams['font.weight'] = 'light'

#cfont_clb   = { 'fontweight':'ultra-light', 'fontsize':int(13*font_corr), 'color':'white' }
#cfont_title = { 'fontname':'Ubuntu Mono', 'fontweight':'normal', 'fontsize':int(18*font_corr), 'color':'white' }
#cfont_mail  = { 'fontname':'Times New Roman', 'fontweight':'normal', 'fontstyle':'italic', 'fontsize':int(10*font_corr), 'color':'0.5'}





# Colormaps for fields:
pal_fld = bcm.chose_colmap(cpal_fld, log_ctrl=log_ctrl)
norm_fld = colors.Normalize(vmin = tmin, vmax = tmax, clip = False)

vc_fld = nmp.arange(tmin, tmax + dtemp, dtemp)


#pal_ice = bcm.chose_colmap(cpal_ice)
#norm_ice = colors.Normalize(vmin = rmin_ice, vmax = 1, clip = False)

#pal_mm = bcm.chose_colmap('blk')
#norm_mm = colors.Normalize(vmin = 0., vmax = 1., clip = False)



print ''
Esempio n. 2
0
def plot_nproj_extra(czone,
                     rmin,
                     rmax,
                     dc,
                     xlon,
                     xlat,
                     XF,
                     XI,
                     cfignm='fig',
                     lkcont=False,
                     cpal='jet',
                     cbunit=' ',
                     cfig_type='pdf',
                     ctitle=' ',
                     lforce_lim=False,
                     cb_orient='vertical',
                     i_cb_subsamp=1,
                     dpi_fig=140,
                     xlon_o=[0.],
                     xlat_o=[0.],
                     XI_o=[0.],
                     rice_crit=0.15):

    # Plot projection with basemap...

    #===================================================================================
    # INPUT:
    #          xlon and xlat can be 1D or 2D !!!
    #
    #===================================================================================

    from mpl_toolkits.basemap import Basemap
    from mpl_toolkits.basemap import shiftgrid
    import barakuda_colmap

    font_ttl, font_ylb, font_clb = __font_unity__()

    # For projections :
    vp = __give_proj__(czone)
    # projection information

    l_ice_obs = False
    if len(nmp.shape(XI_o)) > 1: l_ice_obs = True

    # must work with XFtmp rather than XF, because sometimes XF is overwrited...
    [ny, nx] = nmp.shape(XF)
    XFtmp = nmp.zeros(ny * nx)
    XFtmp.shape = [ny, nx]
    XFtmp[:, :] = XF[:, :]

    XItmp = nmp.zeros(ny * nx)
    XItmp.shape = [ny, nx]
    XItmp[:, :] = XI[:, :]

    if l_ice_obs:
        [ny2, nx2] = nmp.shape(XI_o)
        XIotmp = nmp.zeros(ny2 * nx2)
        XIotmp.shape = [ny2, nx2]
        XIotmp[:, :] = XI_o[:, :]

    if len(nmp.shape(xlat)) == 1 and len(nmp.shape(xlon)) == 1:
        #if czone == 'kav7' and xlon[0] >= 0.:
        #    # Shifting data and longitude to be consistent with map projection
        #    XItmp, xlon = shiftgrid(180.+xlon[0], XItmp, xlon, start=False, cyclic=360.0)
        #    XFtmp, xlon = shiftgrid(180.+xlon[0], XFtmp, xlon, start=False, cyclic=360.0)
        LON_2D, LAT_2D = nmp.meshgrid(xlon, xlat)
    else:
        LAT_2D = nmp.zeros(ny * nx)
        LAT_2D.shape = [ny, nx]
        LAT_2D[:, :] = xlat[:, :]
        LON_2D = nmp.zeros(ny * nx)
        LON_2D.shape = [ny, nx]
        LON_2D[:, :] = xlon[:, :]

    if lforce_lim: __force_min_and_max__(rmin, rmax, XFtmp)

    vc = __vcontour__(rmin, rmax, dc)
    vci = __vcontour__(0., 1., 0.1)

    # Colorbar position/size if horizontal
    vcbar = [0.1, 0.08, 0.86, 0.03]

    # Figure/canvas size:
    if cb_orient == 'horizontal':
        if czone == 'natarct':
            vfig_size = [5.8, 5.6]
            vsporg = [0.08, 0.1, 0.9, 0.92]
            vcbar = [0.05, 0.08, 0.9, 0.03]
        if czone == 'npol2':
            vfig_size = [4.4, 5.6]
            vsporg = [0.01, 0.15, 1., 0.8]
            vcbar = [0.05, 0.065, 0.92, 0.03]
        if czone == 'kav7':
            vfig_size = [8.1, 5.6]
            vsporg = [0.001, 0.15, 1., 0.8]
            vcbar = [0.04, 0.08, 0.92, 0.03]

    else:
        # Vertical color bar on the rhs
        vfig_size = [7., 7.]
        vsporg = [0.1, 0.1, 0.85, 0.85]
        if czone == 'nseas':
            vfig_size = [7., 5.4]
            vsporg = [0.085, 0.03, 0.9, 0.94]
        if czone == 'natarct':
            vfig_size = [7.7, 7.]
            vsporg = [0.07, 0.033, 0.92, 0.93]
        if czone == 'spstere':
            vfig_size = [7., 5.8]
            vsporg = [0.075, 0.035, 0.93, 0.93]
        if czone == 'npol2':
            vfig_size = [7., 7.1]
            vsporg = [0.085, 0.03, 0.91, 0.94]
        #if czone == 'kav7':    vfig_size = [ 7., 5.  ]; vsporg = [0.085, 0.03, 0.91, 0.94]

    fig = plt.figure(num=1,
                     figsize=(vfig_size),
                     dpi=None,
                     facecolor='w',
                     edgecolor='k')
    ax = plt.axes(vsporg, axisbg='w')

    ## Colmap:
    colmap = barakuda_colmap.chose_colmap(cpal)
    pal_norm = colors.Normalize(vmin=rmin, vmax=rmax, clip=False)
    mpl.rcParams['contour.negative_linestyle'] = 'solid'
    plt.contour.negative_linestyle = 'solid'

    colmapi = barakuda_colmap.chose_colmap('blanc')
    #pal_normi = colors.Normalize(vmin = 0., vmax = 1., clip = True)

    if vp[1] == 'lcc' or vp[1] == 'cyl':
        carte = Basemap(llcrnrlon=vp[2],llcrnrlat=vp[3],urcrnrlon=vp[4],urcrnrlat=vp[5],\
                        resolution=vp[9],area_thresh=1000.,projection=vp[1],\
                        lat_1=vp[6],lon_0=vp[7])

    elif vp[1] == 'stere':
        if vp[0] == 'spstere' or vp[0] == 'npstere':
            carte = Basemap(projection=vp[0],
                            boundinglat=vp[6],
                            lon_0=vp[7],
                            resolution=vp[9])
        else:
            carte = Basemap(llcrnrlon=vp[2],llcrnrlat=vp[3],urcrnrlon=vp[4],urcrnrlat=vp[5],\
                          resolution=vp[9],area_thresh=1000.,projection='stere',\
                          lat_0=vp[6],lon_0=vp[7])
    elif vp[1] == 'kav':
        print ' *** plot_nproj.barakuda_plot => Projection ' + vp[
            0] + ' / ' + str(vp[7]) + ' / ' + vp[9]
        carte = Basemap(projection=vp[0], lon_0=vp[7], resolution=vp[9])

    else:
        print 'ERROR: barakuda_plot.py => proj type ' + vp[1] + ' unknown!!!'
        sys.exit(0)

    x0, y0 = carte(LON_2D, LAT_2D)

    if l_ice_obs:
        x2, y2 = carte(xlon_o, xlat_o)

    cf = carte.contourf(x0, y0, XFtmp, vc, cmap=colmap, norm=pal_norm)
    # Black contours if needed :
    if lkcont:
        ckf = carte.contour(x0, y0, XFtmp, vc, colors='k', linewidths=0.5)
        if cpal != 'ice':
            for c in cf.collections:
                c.set_zorder(0.5)  # Changing zorder so black cont. on top
        for c in ckf.collections:
            c.set_zorder(
                0.5)  # of filled cont. and under continents (zorder 1)

    # Adding Sea-ice:
    cfi = carte.contourf(x0, y0, XItmp, [rice_crit, 1.], cmap=colmapi)
    cf2 = carte.contour(x0, y0, XItmp, [rice_crit], colors='k', linewidths=0.5)
    for c in cfi.collections:
        c.set_zorder(0.75)
    for c in cf2.collections:
        c.set_zorder(1)

    if l_ice_obs:
        cf3 = carte.contour(x2,
                            y2,
                            XIotmp, [rice_crit],
                            colors='r',
                            linewidths=2.)
        for c in cf3.collections:
            c.set_zorder(1)

    carte.drawcoastlines()
    carte.fillcontinents(color='grey')
    carte.drawmapboundary()

    if vp[1] == 'lcc' or vp[1] == 'cyl':
        carte.drawmeridians(nmp.arange(-360, 360, vp[8]), labels=[0, 0, 0, 1])
        carte.drawparallels(nmp.arange(-90, 90, vp[8]), labels=[1, 0, 1, 0])

    if vp[1] == 'stere':
        carte.drawmeridians(nmp.arange(-180, 180, 20), labels=[0, 0, 0, 1])
        carte.drawparallels(nmp.arange(-90, 90, 10), labels=[1, 0, 0, 0])

    #plt.title(ctitle, **font_ttl)

    # ADDING COLORBAR
    # ===============

    if cb_orient == 'horizontal':
        clbax = fig.add_axes(vcbar)  # axes for colorbar
        clb = plt.colorbar(cf,
                           cax=clbax,
                           ticks=vc,
                           drawedges=lkcont,
                           orientation='horizontal')
        for t in clb.ax.get_xticklabels():
            t.set_font.size(10)
    else:
        clb = plt.colorbar(cf, ticks=vc, drawedges=lkcont)
        for t in clb.ax.get_yticklabels():
            t.set_fontsize(16)

    if i_cb_subsamp > 1:
        cn_clb = []
        jcpt = 0
        for rtck in vc:
            if jcpt % i_cb_subsamp == 0:
                if float(int(rtck)) == round(rtck, 0):
                    cn_clb.append(str(int(rtck)))
                    # we can drop the ".0"
                else:
                    cn_clb.append(str(rtck))
                    # keeping the decimals...
            else:
                cn_clb.append(' ')
            jcpt = jcpt + 1
        clb.ax.set_xticklabels(cn_clb)

    clb.set_label('(' + cbunit + ')', **font_clb)

    font_lab = {'fontname': 'Arial', 'fontweight': 'normal', 'fontsize': 24}
    ax.annotate(ctitle, xy=(0.4, 0.95), xycoords='axes fraction', **font_lab)

    plt.savefig(cfignm + '.' + cfig_type,
                dpi=dpi_fig,
                orientation='portrait',
                transparent=True)
    #, transparent=True, acecolor='w', edgecolor='w',

    plt.close(1)

    del LON_2D, LAT_2D, XFtmp

    return
Esempio n. 3
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cfont_mail = {
    'fontname': 'Times New Roman',
    'fontweight': 'normal',
    'fontstyle': 'italic',
    'fontsize': int(14. * font_rat),
    'color': '0.8'
}
cfont_titl = {
    'fontname': 'Helvetica Neue',
    'fontweight': 'light',
    'fontsize': int(30. * font_rat),
    'color': 'w'
}

# Colormaps for fields:
pal_fld = bcm.chose_colmap(cpal_fld)
if l_log_field:
    norm_fld = colors.LogNorm(vmin=tmin, vmax=tmax, clip=False)
if l_pow_field:
    norm_fld = colors.PowerNorm(gamma=pow_field,
                                vmin=tmin,
                                vmax=tmax,
                                clip=False)
else:
    norm_fld = colors.Normalize(vmin=tmin, vmax=tmax, clip=False)

if l_show_lsm:
    pal_lsm = bcm.chose_colmap('land_dark')
    norm_lsm = colors.Normalize(vmin=0., vmax=1., clip=False)

if l_do_ice:

params = { 'font.family':'Ubuntu',
           'font.size':       int(12),
           'legend.fontsize': int(12),
           'xtick.labelsize': int(12),
           'ytick.labelsize': int(12),
           'axes.labelsize':  int(12) }
mpl.rcParams.update(params)
cfont_clb   = { 'fontname':'Arial', 'fontweight':'normal', 'fontsize':13, 'color':'white' }
cfont_title = { 'fontname':'Ubuntu Mono', 'fontweight':'normal', 'fontsize':18, 'color':'white' }
cfont_mail  = { 'fontname':'Times New Roman', 'fontweight':'normal', 'fontstyle':'italic', 'fontsize':10, 'color':'0.5'}


# Colormaps for fields:
pal_fld = bcm.chose_colmap(cpal_fld)
norm_fld = colors.Normalize(vmin = tmin, vmax = tmax, clip = False)

#pal_ice = bcm.chose_colmap(cpal_ice)
#norm_ice = colors.Normalize(vmin = rmin_ice, vmax = 1, clip = False)

pal_lsm = bcm.chose_colmap('blk')
norm_lsm = colors.Normalize(vmin = 0., vmax = 1., clip = False)

vc_fld = nmp.arange(tmin, tmax + dtemp, dtemp)

print ''

rh = 7.5

jrot = -1 + jt0*nsts
Esempio n. 5
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cpal_fld = sys.argv[1]
tmin = float(sys.argv[2])
tmax = float(sys.argv[3])
rdt = float(sys.argv[4])

vc_fld = nmp.arange(tmin, tmax + rdt, rdt)

#for cpal_fld in bcm.list_cmap_barakuda :

for cpal_fld in [cpal_fld]:

    cpal_fld = cpal_fld

    cfig = 'show_colmap_' + cpal_fld + '.png'

    pal_fld = bcm.chose_colmap(cpal_fld)

    nrm_fld = mplc.Normalize(vmin=tmin, vmax=tmax, clip=False)

    fig = plt.figure(num=1,
                     figsize=(10, 2),
                     dpi=None,
                     facecolor='w',
                     edgecolor='k')

    ax = plt.axes([0.01, 0.12, 0.98, 0.8])

    clb = mpl.colorbar.ColorbarBase(ax,
                                    ticks=vc_fld,
                                    cmap=pal_fld,
                                    norm=nrm_fld,