old_contents: # -*- coding: utf-8 -*-
  """
  Showcases corresponding colour blindness plotting examples.
  """
  
  import numpy as np
  import os
  
  import colour
  from colour.plotting import (colour_style, plot_cvd_simulation_Machado2009,
                               plot_image)
  from colour.utilities.verbose import message_box
  
  RESOURCES_DIRECTORY = os.path.join(
      os.path.dirname(os.path.abspath(__file__)), 'resources')
  
  colour_style()
  
  ISHIHARA_CBT_3_IMAGE = colour.oetf_reverse(
      colour.read_image(
          os.path.join(RESOURCES_DIRECTORY,
                       'Ishihara_Colour_Blindness_Test_Plate_3.png')),
      function='sRGB')
  
  message_box('Colour Blindness Plots')
  
  message_box('Displaying "Ishihara Colour Blindness Test - Plate 3".')
  plot_image(ISHIHARA_CBT_3_IMAGE, 'Normal Trichromat', label_colour='black')
  
  print('\n')
  
  message_box('Simulating average "Protanomaly" on '
              '"Ishihara Colour Blindness Test - Plate 3" with Machado (2010) '
              'model and pre-computed matrix.')
  plot_cvd_simulation_Machado2009(
      ISHIHARA_CBT_3_IMAGE, 'Protanomaly', 0.5, label_colour='black')
  
  print('\n')
  
  M_a = colour.anomalous_trichromacy_matrix_Machado2009(
      colour.LMS_CMFS.get('Stockman & Sharpe 2 Degree Cone Fundamentals'),
      colour.DISPLAYS_RGB_PRIMARIES['Typical CRT Brainard 1997'],
      np.array([10, 0, 0]))
  label = 'Average Protanomaly - 10nm'
  message_box('Simulating average "Protanomaly" on '
              '"Ishihara Colour Blindness Test - Plate 3" with Machado (2010) '
              'model using "Stockman & Sharpe 2 Degree Cone Fundamentals" and '
              '"Typical CRT Brainard 1997" "RGB" display primaries.')
  plot_cvd_simulation_Machado2009(
      ISHIHARA_CBT_3_IMAGE, M_a=M_a, label=label, label_colour='black')
  
  print('\n')
  
  M_a = colour.anomalous_trichromacy_matrix_Machado2009(
      colour.LMS_CMFS.get('Stockman & Sharpe 2 Degree Cone Fundamentals'),
      colour.DISPLAYS_RGB_PRIMARIES['Typical CRT Brainard 1997'],
      np.array([20, 0, 0]))
  label = 'Protanopia - 20nm'
  message_box('Simulating "Protanopia" on '
              '"Ishihara Colour Blindness Test - Plate 3" with Machado (2010) '
              'model using "Stockman & Sharpe 2 Degree Cone Fundamentals" and '
              '"Typical CRT Brainard 1997" "RGB" display primaries.')
  plot_cvd_simulation_Machado2009(
      ISHIHARA_CBT_3_IMAGE, M_a=M_a, label=label, label_colour='black')
  
new_contents: # -*- coding: utf-8 -*-
  """
  Showcases corresponding colour blindness plotting examples.
  """
  
  import numpy as np
  import os
  
  import colour
  from colour.plotting import (colour_style, plot_cvd_simulation_Machado2009,
                               plot_image)
  from colour.utilities.verbose import message_box
  
  RESOURCES_DIRECTORY = os.path.join(
      os.path.dirname(os.path.abspath(__file__)), 'resources')
  
  colour_style()
  
  ISHIHARA_CBT_3_IMAGE = colour.oetf_reverse(
      colour.read_image(
          os.path.join(RESOURCES_DIRECTORY,
                       'Ishihara_Colour_Blindness_Test_Plate_3.png')),
      function='sRGB')
  
  message_box('Colour Blindness Plots')
  
  message_box('Displaying "Ishihara Colour Blindness Test - Plate 3".')
  plot_image(colour.oetf(ISHIHARA_CBT_3_IMAGE),
             text_parameters={'text': 'Normal Trichromat', 'color': 'black'})
  
  print('\n')
  
  message_box('Simulating average "Protanomaly" on '
              '"Ishihara Colour Blindness Test - Plate 3" with Machado (2010) '
              'model and pre-computed matrix.')
  plot_cvd_simulation_Machado2009(
      ISHIHARA_CBT_3_IMAGE, 'Protanomaly', 0.5,
      text_parameters={'text': 'Protanomaly - 50%', 'color': 'black'})
  
  print('\n')
  
  M_a = colour.anomalous_trichromacy_matrix_Machado2009(
      colour.LMS_CMFS.get('Stockman & Sharpe 2 Degree Cone Fundamentals'),
      colour.DISPLAYS_RGB_PRIMARIES['Typical CRT Brainard 1997'],
      np.array([10, 0, 0]))
  message_box('Simulating average "Protanomaly" on '
              '"Ishihara Colour Blindness Test - Plate 3" with Machado (2010) '
              'model using "Stockman & Sharpe 2 Degree Cone Fundamentals" and '
              '"Typical CRT Brainard 1997" "RGB" display primaries.')
  plot_cvd_simulation_Machado2009(
      ISHIHARA_CBT_3_IMAGE, M_a=M_a,
      text_parameters={'text': 'Average Protanomaly - 10nm', 'color': 'black'})
  
  print('\n')
  
  M_a = colour.anomalous_trichromacy_matrix_Machado2009(
      colour.LMS_CMFS.get('Stockman & Sharpe 2 Degree Cone Fundamentals'),
      colour.DISPLAYS_RGB_PRIMARIES['Typical CRT Brainard 1997'],
      np.array([20, 0, 0]))
  message_box('Simulating "Protanopia" on '
              '"Ishihara Colour Blindness Test - Plate 3" with Machado (2010) '
              'model using "Stockman & Sharpe 2 Degree Cone Fundamentals" and '
              '"Typical CRT Brainard 1997" "RGB" display primaries.')
  plot_cvd_simulation_Machado2009(
      ISHIHARA_CBT_3_IMAGE, M_a=M_a,
      text_parameters={'text': 'Protanopia - 20nm', 'color': 'black'})
  
subject: Fix "examples_blindness.py" example module.