예제 #1
0
def addImage(col, row, grid, xrange):
	filename = mp1_data.getRadioDirname(row, 2, snapshots[col], 45, 5) + "/emeasure_ff.fits"

	ax = grid.grid[col][row]
	cbar_ax = grid.cgrid[col][row]

	hdu_list = fits.open(filename)
	image_data = hdu_list[0].data

	sig = 5
	FWHM = sig*hdu_list[0].header['PIXAS']*2.335
	image_data = ndimage.gaussian_filter(image_data, sigma=(sig, sig), order=0)

	nx = hdu_list[0].header['NAXIS1']
	ny = hdu_list[0].header['NAXIS2']

	dx = -hdu_list[0].header['CDELT1']*60.0*60.0
	dy = hdu_list[0].header['CDELT2']*60.0*60.0

	xmax = 0.5 * nx * dx
	xmin = -0.5 * nx * dx
	ymax = 0.5 * ny * dy
	ymin = -0.5 * ny * dy

	x = np.arange(xmin + (dx/2.0), xmax, dx)
	y = np.arange(ymin + (dy/2.0), ymax, dy)
	X, Y = np.meshgrid(x, y)
	max = hdu_list[0].header['MPIX']

	nlevels = 7
	levels = []

	for ilev in range(nlevels):
		levels.append(max/(math.sqrt(2.0)**(nlevels - ilev)))
	im = ax.imshow(image_data, extent=[xmin,xmax,ymin,ymax], origin='lower', cmap='gray_r')

	#cb = cbar_ax.colorbar(im, format=ticker.FuncFormatter(fmt))
	formatter = ticker.ScalarFormatter(useOffset=True, useMathText=True)
	formatter.set_powerlimits((0, 1))

	cb = grid.fig.colorbar(im, cax=cbar_ax, format=ticker.FuncFormatter(fmt.fmt), orientation='horizontal')
	#cb.ax.xaxis.set_ticks_position('top')
	xmax = cb.ax.get_xlim()[1]
	cb.ax.xaxis.set_ticks(np.arange(0, xmax, xmax/4.0))
	labels = cb.ax.get_xticklabels()
	labels[0] = ""
	labels[2] = ""
	cb.ax.set_xticklabels(labels)

	ax.contour(X, Y, image_data, levels, colors='black', linewidths=0.5)

	param_filename = mp1_data.getParamFilename(row, 2, snapshots[col])
	filestring = open(param_filename, 'r').read()

	table = lua.eval("{" + filestring + "}")

	physical_dx = table["Parameters"]["Grid"]["side_length"] / float(table["Parameters"]["Grid"]["no_cells_x"])
	side_length_y = table["Parameters"]["Grid"]["no_cells_y"] * physical_dx
	star_vert_phy = table["Parameters"]["Star"]["cell_position_y"] * physical_dx - 0.5 * side_length_y
	star_vert_ang = math.degrees(star_vert_phy / (1.5 * 1000 * 3.09e18)) * 60 * 60
	star_y = star_vert_ang / math.sqrt(2)
	cloud_vert_ang = star_vert_ang + math.degrees(0.35 / 1500.0) * 60 * 60
	cloud_y = cloud_vert_ang / math.sqrt(2)

	ax.scatter([0], [star_y], c='w', marker='*', linewidths=[0.4], zorder=2)
	ax.scatter([0], [cloud_y], c='w', marker='D', linewidths=[0.4], zorder=2)

	ax.set_xlim([-xrange[col][row]/2.0, xrange[col][row]/2.0])
	ax.set_ylim([-xrange[col][row]/2.0, xrange[col][row]/2.0])
	ax.xaxis.set_ticks(np.arange(-xrange[col][row]/2.0, (xrange[col][row]/2.0) + 0.0001, xrange[col][row]/4.0))
	ax.yaxis.set_ticks(np.arange(-(xrange[col][row]/2.0), (xrange[col][row]/2.0) + 0.0001, xrange[col][row]/4.0))

	ax.xaxis.get_major_ticks()[0].label1.set_visible(False)
	ax.xaxis.get_major_ticks()[2].label1.set_visible(False)
	ax.xaxis.get_major_ticks()[-1].label1.set_visible(False)

	ax.yaxis.get_major_ticks()[0].label1.set_visible(False)
	ax.yaxis.get_major_ticks()[2].label1.set_visible(False)
	ax.yaxis.get_major_ticks()[-1].label1.set_visible(False)

	if False:
		# Pixel angular size in upper left corner.
		ax.text(0.02, 0.96, '{:.2f}'.format(hdu_list[0].header['PIXAS']) + "''",
				fontsize=6, horizontalalignment='left', verticalalignment='top',
				rotation='horizontal', transform=ax.transAxes)

		# FWHM of guassian blur kernal in lower left corner.
		ax.text(0.02, 0.04, "FWHM=" + '{:.1f}'.format(FWHM) + "''",
				fontsize=6, horizontalalignment='left', verticalalignment='bottom',
				rotation='horizontal', transform=ax.transAxes)

		# FWHM diameter line to show scale
		ax.plot([(0.90)*xrange[col][row]/2.0 - FWHM, (0.90)*xrange[col][row]/2.0], [-(0.90)*xrange[col][row]/2.0, -(0.90)*xrange[col][row]/2.0])

		# Peak brightness in mJy/beam in upper right
		rbeam_rad = 0.5 * hdu_list[0].header['BMAJ'] * math.pi / 180.0
		pix_rad = abs(hdu_list[0].header['CDELT1']) * math.pi / 180.0

		intensity_filename = mp1_data.getRadioDirname(row, 2, snapshots[col], 45, 5) + "/intensity_pixel_ff.fits"
		hdu_list2 = fits.open(intensity_filename)

		peak = hdu_list2[0].header['MPIX'] * math.pi * rbeam_rad * rbeam_rad / (pix_rad * pix_rad)

		ax.text(0.98, 0.96, '{:.2f}'.format(peak) + "mJy/b",
				fontsize=6, horizontalalignment='right', verticalalignment='top',
				rotation='horizontal', transform=ax.transAxes)

	# Add column and row labels
	def fmt_mass(x):
		a = '{:.0f}'.format(x)
		return '{}'.format(a)

	if col == 0:
		ax.text(-0.22, 0.5, fmt.latexify("M = " + fmt.fmt_mass(mp1_data.masses[row]) + "\ \\mathrm{M_\\odot}"),
				fontsize=10, horizontalalignment='right', verticalalignment='center',
				rotation='vertical', transform=ax.transAxes)
	if row == 0:
		ax.text(0.5, 1.24, fmt.latexify("t = " + fmt.fmt_power(int(mp1_data.times[col] / 1000.0), '{:3.0f}', 0) + "\ \\mathrm{kyr}"),
				fontsize=10, horizontalalignment='center', verticalalignment='bottom',
				rotation='horizontal', transform=ax.transAxes)
예제 #2
0
	nyt = nyticks[irow]

	grid[2 * irow + 0].set_ylim([0, ymax])
	grid[2 * irow + 1].set_ylim([0, ymax])

	if irow == 4:
		for icol in range(2):
			grid[2 * irow + icol].set_yticks(np.arange(0, ymax +  (ymax - 1.0e-8)/ float(nyt), ymax / float(nyt)))
	else:
		for icol in range(2):
			grid[2 * irow + icol].set_yticks(np.arange(ymax / float(nyt), ymax +  (ymax - 1.0e-8)/ float(nyt), ymax / float(nyt)))

	kx1 = dict(linewidth=1.5, label="CORNISH", color='b')
	kx2 = dict(linewidth=1.5, label="Simulated", color='r', linestyle='--')

	grid[2 * irow + 0].text(0.04, 0.94, fmt.latexify("n_\\star = " + fmt.fmt_power(mp1_data.densities[irow], '{:3.1f}', 4) + "\ \\mathrm{cm^{-3}}"),
				fontsize=fontsize, horizontalalignment='left', verticalalignment='top',
				rotation='horizontal', transform=grid[2 * irow + 0].transAxes)

	bins0 = np.arange(0, 24, 1)
	bins1 = np.arange(0, 1, 0.04)

	bincentres0 = 0.5 * (bins0[:-1] + bins0[1:])
	bincentres1 = 0.5 * (bins1[:-1] + bins1[1:])

	plotter.histstep(grid[2* irow + 0], cornish_survey[:,11], bins0, errorcentres=bincentres0, normed=normed, **kx1)
	plotter.histstep(grid[2* irow + 0], simulated_survey[:,7], bins0, normed=normed, **kx2)
	plotter.histstep(grid[2* irow + 1], cornish_phy_sizes, bins1, errorcentres=bincentres1, normed=normed, **kx1)
	plotter.histstep(grid[2* irow + 1], phy_sizes, bins1, normed=normed, **kx2)

### Legend
예제 #3
0
def addImage(index, grid, xrange):
    col = int(index / 9)
    row = index % 9

    if row % 2 == 1 or col % 2 == 1:
        return

    filename = mp1_data.getRadioDirname(row, col, 25, 45, 5) + "/emeasure_ff.fits"

    col /= 2
    row /= 2

    ax = grid.grid[col][row]
    cbar_ax = grid.cgrid[col][row]

    hdu_list = fits.open(filename)
    image_data = hdu_list[0].data

    sig = 5
    FWHM = sig * hdu_list[0].header["PIXAS"] * 2.335
    image_data = ndimage.gaussian_filter(image_data, sigma=(sig, sig), order=0)

    nx = hdu_list[0].header["NAXIS1"]
    ny = hdu_list[0].header["NAXIS2"]

    dx = -hdu_list[0].header["CDELT1"] * 60.0 * 60.0
    dy = hdu_list[0].header["CDELT2"] * 60.0 * 60.0

    xmax = 0.5 * nx * dx
    xmin = -0.5 * nx * dx
    ymax = 0.5 * ny * dy
    ymin = -0.5 * ny * dy

    x = np.arange(xmin + (dx / 2.0), xmax, dx)
    y = np.arange(ymin + (dy / 2.0), ymax, dy)
    X, Y = np.meshgrid(x, y)
    max = hdu_list[0].header["MPIX"]

    nlevels = 7
    levels = []

    for ilev in range(nlevels):
        levels.append(max / (math.sqrt(2.0) ** (nlevels - ilev)))
    im = ax.imshow(image_data, extent=[xmin, xmax, ymin, ymax], origin="lower", cmap="gray_r", zorder=0)

    # cb = cbar_ax.colorbar(im, format=ticker.FuncFormatter(fmt))
    formatter = ticker.ScalarFormatter(useOffset=True, useMathText=True)
    formatter.set_powerlimits((0, 1))

    cb = grid.fig.colorbar(im, cax=cbar_ax, format=ticker.FuncFormatter(fmt.fmt), orientation="horizontal")
    # cb.ax.xaxis.set_ticks_position('top')
    xmax = cb.ax.get_xlim()[1]
    cb.ax.xaxis.set_ticks(np.arange(0, xmax, xmax / 4.0))
    labels = cb.ax.get_xticklabels()
    labels[0] = ""
    labels[2] = ""
    cb.ax.set_xticklabels(labels)

    ax.contour(X, Y, image_data, levels, colors="black", linewidths=0.5, zorder=1)

    param_filename = mp1_data.getParamFilename(row, col, 25)
    filestring = open(param_filename, "r").read()

    table = lua.eval("{" + filestring + "}")

    physical_dx = table["Parameters"]["Grid"]["side_length"] / float(table["Parameters"]["Grid"]["no_cells_x"])
    side_length_y = table["Parameters"]["Grid"]["no_cells_y"] * physical_dx
    star_vert_phy = table["Parameters"]["Star"]["cell_position_y"] * physical_dx - 0.5 * side_length_y
    star_vert_ang = math.degrees(star_vert_phy / (1.5 * 1000 * 3.09e18)) * 60 * 60
    star_y = star_vert_ang / math.sqrt(2)
    cloud_vert_ang = star_vert_ang + math.degrees(0.35 / 1500.0) * 60 * 60
    cloud_y = cloud_vert_ang / math.sqrt(2)

    ax.scatter([0], [star_y], c="w", marker="*", linewidths=[0.4], zorder=2)
    ax.scatter([0], [cloud_y], c="w", marker="D", linewidths=[0.4], zorder=2)

    ax.set_xlim([-xrange[col][row] / 2.0, xrange[col][row] / 2.0])
    ax.set_ylim([-xrange[col][row] / 2.0, xrange[col][row] / 2.0])
    ax.xaxis.set_ticks(np.arange(-xrange[col][row] / 2.0, (xrange[col][row] / 2.0) + 0.0001, xrange[col][row] / 4.0))
    ax.yaxis.set_ticks(np.arange(-(xrange[col][row] / 2.0), (xrange[col][row] / 2.0) + 0.0001, xrange[col][row] / 4.0))

    ax.xaxis.get_major_ticks()[0].label1.set_visible(False)
    ax.xaxis.get_major_ticks()[2].label1.set_visible(False)
    ax.xaxis.get_major_ticks()[-1].label1.set_visible(False)

    ax.yaxis.get_major_ticks()[0].label1.set_visible(False)
    ax.yaxis.get_major_ticks()[2].label1.set_visible(False)
    ax.yaxis.get_major_ticks()[-1].label1.set_visible(False)

    if False:
        # Pixel angular size in upper left corner.
        ax.text(
            0.02,
            0.96,
            "{:.2f}".format(hdu_list[0].header["PIXAS"]) + "''",
            fontsize=5,
            horizontalalignment="left",
            verticalalignment="top",
            rotation="horizontal",
            transform=ax.transAxes,
        )

        # FWHM of guassian blur kernal in lower left corner.
        ax.text(
            0.02,
            0.04,
            "FWHM=" + "{:.1f}".format(FWHM) + "''",
            fontsize=5,
            horizontalalignment="left",
            verticalalignment="bottom",
            rotation="horizontal",
            transform=ax.transAxes,
        )

        # FWHM diameter line to show scale
        ax.plot(
            [(0.90) * xrange[col][row] / 2.0 - FWHM, (0.90) * xrange[col][row] / 2.0],
            [-(0.90) * xrange[col][row] / 2.0, -(0.90) * xrange[col][row] / 2.0],
        )

        # Peak brightness in mJy/beam in upper right
        rbeam_rad = 0.5 * hdu_list[0].header["BMAJ"] * math.pi / 180.0
        pix_rad = abs(hdu_list[0].header["CDELT1"]) * math.pi / 180.0

        intensity_filename = mp1_data.getRadioDirname(row, col, 25, 45) + "/intensity_pixel_ff.fits"
        hdu_list2 = fits.open(intensity_filename)

        peak = hdu_list2[0].header["MPIX"] * math.pi * rbeam_rad * rbeam_rad / (pix_rad * pix_rad)

        ax.text(
            0.98,
            0.96,
            "{:.2f}".format(peak) + "mJy/b",
            fontsize=5,
            horizontalalignment="right",
            verticalalignment="top",
            rotation="horizontal",
            transform=ax.transAxes,
        )

        # Add column and row labels

    def fmt_mass(x):
        a = "{:.0f}".format(x)
        return "{}".format(a)

    if col == 0:
        text_str = fmt.latexify("M = " + fmt.fmt_mass(mp1_data.masses[2 * row]) + "\ \\mathrm{M_\\odot}")
        ax.text(
            -0.3,
            0.5,
            text_str,
            fontsize=8,
            horizontalalignment="right",
            verticalalignment="center",
            rotation="vertical",
            transform=ax.transAxes,
        )
    if row == 0:
        text_str = fmt.latexify(
            "n_\\star = " + fmt.fmt_power(mp1_data.densities[2 * col], "{:3.1f}", 4) + "\ \\mathrm{cm^{-3}}"
        )
        ax.text(
            0.5,
            1.30,
            text_str,
            fontsize=8,
            horizontalalignment="center",
            verticalalignment="bottom",
            rotation="horizontal",
            transform=ax.transAxes,
        )