Class: PhotoUtils::Tools::Test

Inherits:
PhotoUtils::Tool show all
Defined in:
lib/photo_utils/tools/test.rb

Instance Method Summary collapse

Methods inherited from PhotoUtils::Tool

#description, #initialize, #name, #usage

Constructor Details

This class inherits a constructor from PhotoUtils::Tool

Instance Method Details

#run ⇒ Object 



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# File 'lib/photo_utils/tools/test.rb', line 9

def run

  # field_of_view = Frame.new(5.feet, 8.feet)
  subject_distance = 3.feet
  # subject_distance = nil
  # depth_of_field = 2.feet
  depth_of_field = 0.1.feet
  sensitivity = 1600
  # brightness = PhotoUtils::Brightness.new_from_lux(2000)
  # brightness = nil
  # shutter = 1.0/125
  shutter = nil
  # aperture = 4

  header = "%-15.15s | %-15.15s | %-50.50s | %7s | %8s | %14s | %7s | %s"

  puts header % %w{
    camera
    format
    lens
    35mm
    dist
    FOV
    DOF
    aperture
  }

  Camera.cameras.each do |camera|
    # next unless camera.name =~ /Eastman/
    # next unless camera.name =~ /Hasselblad|Bronica|Leica/
    camera.formats.each do |format|
      # next unless format.name =~ /5x7/
      puts
      camera.format = format
      camera.lenses.sort_by(&:focal_length).each do |lens|
        # next unless lens.name =~ /12"/
        camera.lens = lens
        scene = Scene.new
        # scene.sensitivity = sensitivity
        # scene.brightness = brightness
        scene.camera = camera
        scene.camera.shutter = shutter
        scene.subject_distance = subject_distance || scene.subject_distance_for_field_of_view(field_of_view)
        if depth_of_field
          aperture = scene.aperture_for_depth_of_field(scene.subject_distance - (depth_of_field / 2), scene.subject_distance + (depth_of_field / 2))
        end
        scene.camera.lens.aperture = [aperture, scene.camera.lens.max_aperture].max
        scene.camera.lens.aperture = [scene.camera.lens.aperture, scene.camera.lens.min_aperture].min
        scene.set_exposure

        # if scene.working_aperture > 0 && scene.working_aperture < camera.lens.min_aperture
        #   exp_comp = scene.working_aperture.to_v - camera.lens.aperture.to_v
        #   exp_comp = (exp_comp * 2).to_i / 2
        #   exp_comp = if exp_comp < 0
        #     "-#{exp_comp.abs}"
        #   elsif exp_comp > 0
        #     "+#{exp_comp}"
        #   else
        #     nil
        #   end
        # end
        exp_comp = nil

        puts header % [
          scene.camera.name,
          scene.camera.format.to_s(true),
          scene.camera.lens,
          scene.camera.format.focal_length_equivalent(scene.camera.lens.focal_length),
          scene.subject_distance.to_s(:imperial),
          scene.field_of_view(scene.subject_distance).to_s(:imperial),
          scene.total_depth_of_field.to_s(:imperial),
          scene.camera.lens.aperture,
        ]
      end
    end
  end
end