Пример #1
0
def no_acc():
    global win2, habusrenr
    win2 = Toplevel(root)
    win2.geometry('250x50')
    win2.iconbitmap('Logo.ico')
    win2.resizable(width=FALSE, height=FALSE)
    win2.title("Support")
    habusrlab = Label(win2, text="Full Name")
    habusrenr = Entry(win2)
    habusrbtt = Button(win2, text="Send", command=send_acc_req)
    habusrlab.grid(column=0, row=0)
    habusrenr.grid(column=1, row=0)
    habusrbtt.place(relx=0.6, x=1, y=22.5, anchor=NE)
Пример #2
0
class SkyglowEstimationToolbox:
    """Main class that establishes GUI."""
    def __init__(self, root):
        self.root = root

        # Radio action buttons
        self.action = None
        self.sgmap_single_btn, self.krn_lib_btn, self.multi_map_btn = None, None, None

        self.file_log_var = StringVar()
        self.csv_file_var = StringVar()
        self.krn_folder_var = StringVar()
        self.output_folder_var = StringVar()
        self.sgmap_folder_var = StringVar()

        self.krn_ent_var = StringVar()
        self.krn_var, self.hem_var = IntVar(), IntVar()
        self.img, self.cdiag = None, None
        self.lat_lbl, self.lat_entry = None, None
        self.k_lbl, self.k_entry = None, None
        self.zen_lbl, self.zen_entry = None, None
        self.azi_lbl, self.azi_entry = None, None
        self.krn_lvl, self.krn_entry, self.krn_btn = None, None, None
        self.txt_redir, self.prg_log = None, None
        self.map_btn, self.gen_krn_btn = None, None

        # Sets window title, size, and icon on screen.
        self.root.title("Skyglow Estimation Toolbox (SET)")
        self.root.geometry('%dx%d+%d+%d' %
                           (constants.SW * 0.75, constants.SH * 0.75, 25, 25))
        self.root.iconbitmap(os.path.join(os.getcwd(), constants.ICO))
        self.root.resizable(False, False)
        self.root.update_idletasks()

        # Creates three paned windows for the main screen.
        base = PanedWindow()
        base.pack(fill=BOTH, expand=1)
        sub1 = PanedWindow(base,
                           orient=VERTICAL,
                           height=self.root.winfo_height() * 3 / 4)
        base.add(sub1)
        sub2 = PanedWindow(sub1,
                           orient=HORIZONTAL,
                           height=self.root.winfo_height() / 5)
        sub1.add(sub2)

        # Creates frame for holding inputs.
        self.input_frame = Frame(sub2)
        sub2.add(self.input_frame)

        # Creates frame for bottom half of main screen.
        self.img_frame = Frame(sub1, bd=2, bg='white', relief="sunken")
        sub1.add(self.img_frame)

        # Creates canvas for displaying images.
        self.img_canvas = Canvas(self.img_frame,
                                 bd=2,
                                 relief="groove",
                                 width=constants.SW * 0.6,
                                 height=self.root.winfo_height() * 3 / 4 * 0.9)
        self.img_canvas.place(relx=.5, rely=.5, anchor=CENTER)

        # Creates help button for link to documentation, instructions, and about.
        self.help_btn = Menubutton(self.input_frame,
                                   text="Help",
                                   relief="raised",
                                   bd=2,
                                   width=8,
                                   pady=1)
        #self.help_btn.place(relx=1, rely=0, anchor=NE)
        self.help_btn.grid(column=4, columnspan=1, row=0)
        self.help_btn_menu = Menu(self.help_btn, tearoff=0)
        doc = 'https://github.com/NASA-DEVELOP'
        self.help_btn_menu.add_command(label="Documentation",
                                       command=lambda: self.open_url(doc))
        self.help_btn_menu.add_command(label="Instructions",
                                       command=self.instructions)
        self.help_btn_menu.add_separator()
        self.help_btn_menu.add_command(label="About", command=self.about)
        self.help_btn["menu"] = self.help_btn_menu

    def main_screen(self):
        """Set up input GUI and image display screen."""
        self.action = IntVar()

        btn_width = int(constants.SW / 60)
        file_width = int(constants.SW / 18)
        lbl_width = int(constants.SW / 60)
        gen_width = int(constants.SW / 42)
        radio_font = Font(family='TkDefaultFont', size=12)
        self.sgmap_single_btn = Radiobutton(
            self.input_frame,
            text="Generate Artificial Skyglow Map",
            font=radio_font,
            width=btn_width,
            variable=self.action,
            value='sng',
            command=self.sng_popup)
        self.krn_lib_btn = Radiobutton(self.input_frame,
                                       text="Generate Kernel Library",
                                       font=radio_font,
                                       width=btn_width,
                                       variable=self.action,
                                       value='krn',
                                       command=self.krn_popup)
        self.multi_map_btn = Radiobutton(
            self.input_frame,
            text="Generate Maps from Multiple Kernels",
            font=radio_font,
            width=btn_width,
            variable=self.action,
            value='mul',
            command=self.mul_popup)
        self.hem_map_btn = Radiobutton(
            self.input_frame,
            text="Generate Hemispherical Visualization",
            font=radio_font,
            width=btn_width,
            variable=self.action,
            value='hem',
            command=self.hem_popup)
        #Place widget
        self.sgmap_single_btn.grid(column=0, columnspan=1, row=0)
        self.krn_lib_btn.grid(column=1, columnspan=1, row=0)
        self.multi_map_btn.grid(column=2, columnspan=1, row=0)
        self.hem_map_btn.grid(column=3, columnspan=1, row=0)

        # VIIRS Image Reference File
        self.file_lbl = Label(self.input_frame,
                              text="Image File:",
                              width=lbl_width,
                              anchor=E)
        self.file_log = Entry(self.input_frame,
                              width=file_width,
                              bd=2,
                              relief="sunken",
                              textvariable=self.file_log_var)
        self.browse_btn = Button(self.input_frame,
                                 text="Browse",
                                 command=self.import_viirs)

        # Angles CSV File
        self.csv_file_lbl = Label(self.input_frame,
                                  text="Angles CSV File:",
                                  width=lbl_width,
                                  anchor=E)
        self.csv_file_log = Entry(self.input_frame,
                                  width=file_width,
                                  bd=2,
                                  relief="sunken",
                                  textvariable=self.csv_file_var)
        self.csv_browse_btn = Button(self.input_frame,
                                     text="Browse",
                                     command=self.import_csv)

        # Multiple Maps form Kernel library
        self.mul_file_lbl = Label(self.input_frame,
                                  text="Kernel Folder:",
                                  width=lbl_width,
                                  anchor=E)
        self.mul_file_log = Entry(self.input_frame,
                                  width=file_width,
                                  bd=2,
                                  relief="sunken",
                                  textvariable=self.krn_folder_var)
        self.mul_browse_btn = Button(self.input_frame,
                                     text="Browse",
                                     command=self.import_krn_folder)

        # MultiKrn Map Output Location
        self.output_lbl = Label(self.input_frame,
                                text="Output Location:",
                                width=lbl_width,
                                anchor=E)
        self.output_log = Entry(self.input_frame,
                                width=file_width,
                                bd=2,
                                relief="sunken",
                                textvariable=self.output_folder_var)
        self.output_btn = Button(self.input_frame,
                                 text="Browse",
                                 command=self.import_out_folder)

        # Hemisphere Output Location
        self.sgmap_folder_lbl = Label(self.input_frame,
                                      text="Skyglow Map Location:",
                                      width=lbl_width,
                                      anchor=E)
        self.sgmap_folder_log = Entry(self.input_frame,
                                      width=file_width,
                                      bd=2,
                                      relief="sunken",
                                      textvariable=self.sgmap_folder_var)
        self.sgmap_folder_btn = Button(self.input_frame,
                                       text="Browse",
                                       command=self.import_sgmap_folder)

        # Import Kernel Checkbutton
        self.check_lbl = Label(self.input_frame,
                               text="Import Kernel:",
                               width=lbl_width,
                               anchor=E)

        self.krn_chk = Checkbutton(self.input_frame,
                                   anchor=W,
                                   variable=self.krn_var,
                                   command=self.checkbtn_val)

        self.hem_chk_lbl = Label(self.input_frame,
                                 text="Generate kernels for hemisphere:",
                                 width=lbl_width,
                                 anchor=E)

        self.hem_chk = Checkbutton(self.input_frame,
                                   anchor=W,
                                   variable=self.hem_var)

        # Region Latitude (deg), Grand Teton National park = 43.7904 degrees N
        self.lat_lbl = Label(self.input_frame,
                             text="Latitude (deg):",
                             width=lbl_width,
                             anchor=E)
        self.lat_entry = Entry(self.input_frame,
                               width=btn_width,
                               bd=2,
                               relief="sunken")
        self.lon_lbl = Label(self.input_frame,
                             text="Longitude (deg):",
                             width=lbl_width,
                             anchor=E)
        self.lon_entry = Entry(self.input_frame,
                               width=btn_width,
                               bd=2,
                               relief="sunken")

        # Atmospheric Clarity Parameter, REF 2, Eq. 12, p. 645
        self.k_lbl = Label(self.input_frame,
                           text="Atmospheric Clarity Parameter:",
                           width=btn_width,
                           anchor=E)
        self.k_entry = Entry(self.input_frame,
                             width=btn_width,
                             bd=2,
                             relief="sunken")

        # Zenith angle (deg), z, REF 2, Fig. 6, p.648
        self.zen_lbl = Label(self.input_frame,
                             text="Zenith Angle (deg):",
                             width=lbl_width,
                             anchor=E)
        self.zen_entry = Entry(self.input_frame,
                               width=btn_width,
                               bd=2,
                               relief="sunken")

        # Azimuth angle (deg)
        self.azi_lbl = Label(self.input_frame,
                             text="Azimuth Angle (deg):",
                             width=lbl_width,
                             anchor=E)
        self.azi_entry = Entry(self.input_frame,
                               width=btn_width,
                               bd=2,
                               relief="sunken")

        self.krn_lbl = Label(self.input_frame,
                             text="Kernel File:",
                             width=lbl_width,
                             anchor=E)
        self.krn_ent = Entry(self.input_frame,
                             width=file_width,
                             bd=2,
                             relief="sunken",
                             textvariable=self.krn_ent_var)
        self.krn_btn = Button(self.input_frame,
                              text="Browse",
                              command=self.import_krn)

        # Generate Artificial Skyglow Map Button
        self.map_btn = Button(self.input_frame,
                              text="Generate Artificial Skyglow Map",
                              width=gen_width,
                              command=self.generate_map)
        # Generate Kernal library button for SET
        self.gen_krn_btn = Button(self.input_frame,
                                  text="Generate Kernel Library",
                                  width=gen_width,
                                  command=self.generate_krn)
        # Generate Map of Multiple Kernals(word better later on)
        self.mul_map_btn = Button(self.input_frame,
                                  text="Generate Maps from Multiple Kernels",
                                  width=gen_width,
                                  command=self.generate_mmap)
        # Generate Hemispherical Visualization Display of Skyglow
        self.hem_gen_btn = Button(self.input_frame,
                                  text="Generate Hemisphere",
                                  width=gen_width,
                                  command=self.generate_hem)

    def import_viirs(self):
        """Import a VIIRS DNB file."""
        # Allows user to search through his directory for VIIRS Image file.
        file_types = [('TIFF Files', '*.tif'), ('All files', '*')]
        file_name = filedialog.askopenfilename(initialdir='/',
                                               title="Select file",
                                               filetypes=file_types)
        self.file_log_var.set(file_name)

        # Checks to see if file is empty. If not, displays image on canvas.
        if file_name != '':
            pilimg = Image.open(file_name)
            pilimg_width, pilimg_height = pilimg.size
            pilimg.tile = [
                t for t in pilimg.tile
                if t[1][2] < pilimg_width and t[1][3] < pilimg_height
            ]
            canvas_size = (self.img_canvas.winfo_width(),
                           self.img_canvas.winfo_height())
            pilimg_r = pilimg.resize(canvas_size, Image.ANTIALIAS)
            pilimg_col = ImageOps.colorize(ImageOps.grayscale(pilimg_r),
                                           (0, 0, 0), (255, 255, 255))
            pilimg_cont = ImageOps.autocontrast(pilimg_col,
                                                cutoff=.4,
                                                ignore=None)
            self.img = ImageTk.PhotoImage(pilimg_cont)
            self.img_canvas.create_image(canvas_size[0] / 2,
                                         canvas_size[1] / 2,
                                         image=self.img)
        else:
            print('File is empty.')

    def import_csv(self):
        """Import CSV file."""
        file_types = [('CSV Files', '*.csv'), ('All files', '*')]
        file_name = filedialog.askopenfilename(initialdir='/',
                                               title="Select file",
                                               filetypes=file_types)
        self.csv_file_var.set(file_name)

        if file_name is '':
            print('File is empty.')

    def import_krn_folder(self):
        """Import kernel folder."""
        krn_dir = filedialog.askdirectory(initialdir='/',
                                          title="Select kernel folder")
        self.krn_folder_var.set(krn_dir)

        if krn_dir is '':
            print('Directory is empty.')

    def import_out_folder(self):
        """Import skyglow output folder."""
        output_dir = filedialog.askdirectory(initialdir='/',
                                             title="Select output folder")
        self.output_folder_var.set(output_dir)

        if output_dir is '':
            print('Directory is empty.')

    def import_krn(self):
        """Import existing kernel tif."""
        file_types = [('TIFF Files', '*.tif'), ('All files', '*')]
        file_name = filedialog.askopenfilename(initialdir='/',
                                               title="Select file",
                                               filetypes=file_types)
        self.krn_ent_var.set(file_name)

    def import_sgmap_folder(self):
        """Import skyglow map folder for hemisphere building."""
        sgmap_dir = filedialog.askdirectory(initialdir='/',
                                            title="Select skyglow map folder")
        self.sgmap_folder_var.set(sgmap_dir)

        if sgmap_dir is '':
            print('Directory is empty.')

    def sng_popup(self):
        """Single map tab."""
        self.remove_all()

        self.check_lbl.grid(column=0, row=2)
        self.krn_chk.place(relx=.22, rely=.41, anchor=CENTER)

        self.file_lbl.grid(column=0, row=1)
        self.file_log.grid(column=1, columnspan=3, row=1)
        self.browse_btn.grid(column=4, row=1, sticky=W, padx=3)

        self.lat_lbl.grid(column=0, row=3)
        self.lat_entry.grid(column=1, row=3)

        self.k_lbl.grid(column=2, row=3)
        self.k_entry.grid(column=3, row=3)

        self.zen_lbl.grid(column=0, row=4)
        self.zen_entry.grid(column=1, row=4)

        self.azi_lbl.grid(column=2, row=4)
        self.azi_entry.grid(column=3, row=4)

        self.map_btn.grid(column=1, columnspan=3, row=5, sticky=N + S + E + W)

    def krn_popup(self):
        """Kernel lib tab."""
        self.remove_all()

        # latitude
        self.lat_lbl.grid(column=0, row=3)
        self.lat_entry.grid(column=1, row=3)

        # atmospheric clarity
        self.k_lbl.grid(column=2, row=3)
        self.k_entry.grid(column=3, row=3)

        # angles file
        self.csv_file_lbl.grid(column=0, row=1)
        self.csv_file_log.grid(column=1, columnspan=3, row=1)
        self.csv_browse_btn.grid(column=4, row=1, sticky=W, padx=3)

        # input VIIRS image
        self.file_lbl.grid(column=0, row=2)
        self.file_log.grid(column=1, columnspan=3, row=2)
        self.browse_btn.grid(column=4, row=2, sticky=W, padx=3)

        self.hem_chk_lbl.grid(column=0, row=4)
        self.hem_chk.place(relx=.21, rely=.69)

        self.gen_krn_btn.grid(column=1,
                              columnspan=3,
                              row=5,
                              sticky=N + S + E + W)

    def mul_popup(self):
        """Multiple maps tab."""
        self.remove_all()

        # Kernel folder location
        self.mul_file_lbl.grid(column=0, row=1)
        self.mul_file_log.grid(column=1, columnspan=3, row=1)
        self.mul_browse_btn.grid(column=4, row=1, sticky=W, padx=3)

        # input VIIRS image
        self.file_lbl.grid(column=0, row=2)
        self.file_log.grid(column=1, columnspan=3, row=2)
        self.browse_btn.grid(column=4, row=2, sticky=W, padx=3)

        # Choose output location
        self.output_lbl.grid(column=0, row=3)
        self.output_log.grid(column=1, columnspan=3, row=3)
        self.output_btn.grid(column=4, row=3, sticky=W, padx=3)

        # Generate map from kernel folder
        self.mul_map_btn.grid(column=1,
                              columnspan=3,
                              row=4,
                              sticky=N + S + E + W)

    def hem_popup(self):
        """Hemisphere tab."""
        self.remove_all()

        # Skyglow Map Folder
        self.sgmap_folder_lbl.grid(column=0, row=1)
        self.sgmap_folder_log.grid(column=1, columnspan=3, row=1)
        self.sgmap_folder_btn.grid(column=4, row=1, sticky=W, padx=3)

        # Latitude entry
        self.lat_lbl.grid(column=0, row=3)
        self.lat_entry.grid(column=1, row=3)

        # Longitude entry
        self.lon_lbl.grid(column=2, row=3)
        self.lon_entry.grid(column=3, row=3)

        # Generate Hemispherical Visualization button
        self.hem_gen_btn.grid(column=1,
                              columnspan=3,
                              row=4,
                              sticky=N + S + E + W)

    def remove_all(self):
        """Remove all existing GUI elements before opening new tab."""
        self.check_lbl.grid_remove()
        self.krn_chk.place_forget()
        self.hem_chk.place_forget()
        self.hem_chk_lbl.grid_remove()
        self.file_lbl.grid_remove()
        self.file_log.grid_remove()
        self.browse_btn.grid_remove()
        self.krn_lbl.grid_remove()
        self.krn_ent.grid_remove()
        self.krn_btn.grid_remove()
        self.lat_lbl.grid_remove()
        self.lat_entry.grid_remove()
        self.k_lbl.grid_remove()
        self.k_entry.grid_remove()
        self.zen_lbl.grid_remove()
        self.zen_entry.grid_remove()
        self.azi_lbl.grid_remove()
        self.azi_entry.grid_remove()
        self.map_btn.grid_remove()
        self.gen_krn_btn.grid_remove()
        self.mul_map_btn.grid_remove()
        self.csv_file_lbl.grid_remove()
        self.csv_file_log.grid_remove()
        self.csv_browse_btn.grid_remove()
        self.mul_file_lbl.grid_remove()
        self.mul_file_log.grid_remove()
        self.mul_browse_btn.grid_remove()
        self.output_lbl.grid_remove()
        self.output_log.grid_remove()
        self.output_btn.grid_remove()
        self.hem_gen_btn.grid_remove()
        self.lat_lbl.grid_remove()
        self.lat_entry.grid_remove()
        self.lon_lbl.grid_remove()
        self.lon_entry.grid_remove()
        self.sgmap_folder_lbl.grid_remove()
        self.sgmap_folder_log.grid_remove()
        self.sgmap_folder_btn.grid_remove()

    def checkbtn_val(self):
        """Change interface based on if Import Kernel button is checked."""
        # Import Kernel File widgets when Kernel Checkbutton is marked.
        if self.krn_var.get():
            self.lat_lbl.grid_remove()
            self.lat_entry.grid_remove()
            self.k_lbl.grid_remove()
            self.k_entry.grid_remove()
            self.zen_lbl.grid_remove()
            self.zen_entry.grid_remove()
            self.azi_lbl.grid_remove()
            self.azi_entry.grid_remove()
            self.krn_lbl.grid(column=0, row=2)
            self.krn_ent.grid(column=1, columnspan=3, row=2)
            self.krn_btn.grid(column=4, row=2, sticky=W, padx=3)
            self.krn_chk.place_forget()
            self.krn_chk.place(relx=0.19, rely=.5)
        # Input parameter widgets when Kernel Checkbuttton is unmarked
        else:
            self.krn_lbl.grid_remove()
            self.krn_ent.grid_remove()
            self.krn_btn.grid_remove()
            self.lat_lbl.grid(column=0, row=3)
            self.lat_entry.grid(column=1, row=3)
            self.k_lbl.grid(column=2, row=3)
            self.k_entry.grid(column=3, row=3)
            self.zen_lbl.grid(column=0, row=4)
            self.zen_entry.grid(column=1, row=4)
            self.azi_lbl.grid(column=2, row=4)
            self.azi_entry.grid(column=3, row=4)
            self.krn_chk.place_forget()
            self.krn_chk.place(relx=0.22, rely=.41, anchor=CENTER)

    @staticmethod
    def open_url(url):
        """"Open a url"""
        webbrowser.open_new(url)

    def instructions(self):
        """Open instructions window."""
        # Instantiates separate Toplevel instruction window.
        instr_window = Toplevel(self.root)
        instr_window.geometry('550x575+25+25')
        instr_window.title('Instructions')
        instr_window.wm_iconbitmap(constants.ICO)
        instr_window.resizable(False, False)

        # Creatse Scrollbar and Frame for containing other widgets.
        instr_scroll = Scrollbar(instr_window)
        instr_scroll.pack(fill=Y, side="right")
        instr_frame = Frame(instr_window, bg='white')
        instr_frame.pack(fill=BOTH, side="left")

        # Adds instruction text from constants and adds image of Cinzano's diagram.
        instr = Text(instr_frame,
                     width=65,
                     height=40,
                     padx=10,
                     pady=5,
                     bd=0,
                     wrap="word")
        instr.insert("end", constants.INSTR)
        cdiagram_file = Image.open("./static/cinzano_diagram.PNG")
        cdiagram_file = cdiagram_file.resize((500, 450), Image.ANTIALIAS)
        self.cdiag = ImageTk.PhotoImage(cdiagram_file)
        instr.image_create("end", image=self.cdiag)
        instr.tag_add("top", "1.0", "4.10")
        instr.tag_config("top", font='Times 12 bold')
        instr.tag_add("body", "5.0", "19.20")
        instr.tag_config("body", font='Times 12')
        instr.insert("end", constants.CDIAG)
        instr.pack()
        instr_scroll.config(command=instr.yview)

    def about(self):
        """Open an about window.

        Window gives authors, SET version number, and icon credit.
        """
        # Instantiates a new Toplevel about window.
        about_window = Toplevel(self.root)
        about_window.geometry('350x335+25+25')
        about_window.title('About')
        about_window.wm_iconbitmap(constants.ICO)
        about_window.resizable(False, False)

        # Adds text to about window.
        about = Text(about_window, width=50, height=30, padx=10, pady=3)
        about.insert("end", constants.ABOUT)
        about.tag_add("abt", "1.0", "21.30")
        about.tag_config("abt", font='Times 10 bold', justify=CENTER)
        about.pack()

    def progress(self):
        """Construct a progress window to monitor darksky."""
        # Instantiates a new Toplevel window and frame for progress bar and loading log.
        self.prg_window = Toplevel(self.root)
        self.prg_window.geometry('650x325+250+250')
        self.prg_window.title('Generating Artificial Skyglow Map...')
        self.prg_window.iconbitmap(constants.ICO)
        self.prg_window.resizable(False, False)
        prg_frame = Frame(self.prg_window)
        prg_frame.pack(fill=BOTH)

        # Creates Scrollbar, Progressbar, and Label for checking progress..
        prg_scroll = Scrollbar(prg_frame)
        prg_scroll.pack(fill=Y, side="right")
        self.prg_bar = ttk.Progressbar(prg_frame,
                                       orient=HORIZONTAL,
                                       length=750,
                                       mode='indeterminate')
        self.prg_bar.pack()
        self.prg_bar.start()
        prg_lbl_txt = StringVar()
        prg_lbl = Label(prg_frame, textvariable=prg_lbl_txt)
        prg_lbl.pack()

        # Displays message log that prints from log file and starts darkskypy.
        self.prg_log = Text(prg_frame,
                            width=90,
                            padx=5,
                            pady=5,
                            relief="sunken")
        self.prg_log.pack()
        self.prg_log.insert(
            "end", "*****Progress Log*****\n=======================\n")
        self.prg_log.tag_add("abt", "1.0", "3.0")
        self.prg_log.tag_config("abt", font='Courier 12 bold', justify=CENTER)
        self.txt_redir = LogRedirector(self.prg_log)
        logger.addHandler(self.txt_redir)
        sys.stderr = StderrRedirector(self.prg_log)
        prg_lbl_txt.set("Start time: " + str(time.asctime()))

        self.no_progress = 0

    def update_progress(self):
        """Update progress window to prevent it from freezing."""
        self.prg_log.update()
        # if only one thread exists, stop progress bar and close window
        if len(threading.enumerate()) == 1:
            self.prg_bar.stop()
            self.no_progress += 1
            if self.no_progress == 3:
                self.prg_window.withdraw()
        else:
            self.prg_bar.start()
        self.root.after(1000, self.update_progress)

    def generate_map(self):
        """Call darksky.sgmapper in background thread."""
        # Acquires input arguments.
        lat_in, k_in, zen_in, azi_in, file_in, krn_file_in = 0, 0, 0, 0, '', ''
        if self.krn_var.get():
            krn_file_in = self.krn_ent_var.get()
        else:
            lat_in = float(self.lat_entry.get())
            k_in = float(self.k_entry.get())
            zen_in = float(self.zen_entry.get())
            azi_in = float(self.azi_entry.get())
        file_in = self.file_log_var.get()

        self.progress()

        # Create new threads to run light propagation model simultaneously.
        p_thread = threading.Thread(target=self.update_progress())
        t_thread = threading.Thread(target=darksky.sgmapper,
                                    args=(lat_in, k_in, zen_in, azi_in,
                                          file_in, krn_file_in))
        t_thread.setDaemon(True)
        p_thread.start()
        t_thread.start()

    def generate_krn(self):
        """Start kernel generation in background threads."""
        # Acquires input arguments
        csv_in, file_in, lat_in, k_in, hem = '', '', 0, 0, False
        csv_in = self.csv_file_var.get()
        file_in = self.file_log_var.get()
        lat_in = float(self.lat_entry.get())
        k_in = float(self.k_entry.get())
        hem = self.hem_var.get()

        self.progress()

        # Create new threads to run light propagation model simultaneously.
        p_thread = threading.Thread(target=self.update_progress())
        with open(csv_in, "rb") as f:
            angle_list = loadtxt(f, delimiter=",", skiprows=1)
        p_thread.start()
        for angle_set in angle_list:
            t_thread = threading.Thread(target=darksky.generate_krn,
                                        args=(lat_in, k_in, angle_set[0],
                                              angle_set[1], file_in, hem))
            t_thread.setDaemon(True)

            t_thread.start()

    def generate_mmap(self):
        """Start brightness map creation from kernels."""
        # Acquires input arguments
        krn_folder_in, file_in, output_in, = '', '', ''
        krn_folder_in = self.krn_folder_var.get()
        file_in = self.file_log_var.get()
        output_in = self.output_folder_var.get()

        self.progress()

        # Create new threads to run light propagation model simultaneously.
        p_thread = threading.Thread(target=self.update_progress())
        t_thread = threading.Thread(target=darksky.multisgmapper,
                                    args=(file_in, krn_folder_in, output_in))
        t_thread.setDaemon(True)
        p_thread.start()
        t_thread.start()

    def generate_hem(self):
        """Generate hemisphere."""
        sgmap_folder_in, lat_in, lon_in, = '', 0, 0
        sgmap_folder_in = self.sgmap_folder_var.get()
        lat_in = float(self.lat_entry.get())
        lon_in = float(self.lon_entry.get())
        darksky.generate_hem(lat_in, lon_in, sgmap_folder_in)