class Tracksperanto::Export::Maxscript

Export each tracker as a moving 3dsmax null

Constants

IMAGE_PLANE
MULTIPLIER

Public Class Methods

desc_and_extension() click to toggle source
# File lib/export/maxscript.rb, line 7
def self.desc_and_extension
  "3dsmax_nulls.ms"
end
human_name() click to toggle source
# File lib/export/maxscript.rb, line 11
def self.human_name
  "Autodesk 3dsmax script for nulls on an image plane"
end

Public Instance Methods

end_export() click to toggle source
# File lib/export/maxscript.rb, line 49
def end_export
  # Create a Model group and parent all the trackers and the image plane to it
  @io.puts('animate off')
  @io.puts('EnableSceneRedraw()')
end
end_tracker_segment() click to toggle source
# File lib/export/maxscript.rb, line 32
def end_tracker_segment
  # Parent the null to the image plane
  #@tracker_names.push(@t)
  @io.puts(')')
end
export_point(frame, abs_float_x, abs_float_y, float_residual) click to toggle source
# File lib/export/maxscript.rb, line 38
def export_point(frame, abs_float_x, abs_float_y, float_residual)
  coords = get_coordinates(abs_float_x, abs_float_y)
  coords.unshift @t
  if !@initalized
    @io.puts('pt = Point name:"%s" pos:[%0.5f,%0.5f,0.000] size:1.000000 axistripod:off centermarker:on isSelected:on' % coords)
    @initalized = true
  end
  @io.puts('at time %d pt.pos.x = %.5f' % [frame, coords[1]])
  @io.puts('at time %d pt.pos.y = %.5f' % [frame, coords[2]])
end
start_export(w, h) click to toggle source
# File lib/export/maxscript.rb, line 15
def start_export(w, h)
  # Pixel sizes are HUGE. Hence we downscale
  @factor = (1 / w.to_f) * MULTIPLIER
  @true_width, @true_height = w * @factor, h * @factor
  
  # Generate a Plane primitive
  @io.puts(IMAGE_PLANE % [@true_width, @true_height])

end
start_tracker_segment(tracker_name) click to toggle source
# File lib/export/maxscript.rb, line 25
def start_tracker_segment(tracker_name)
  @t = tracker_name
  @initalized = false
  @io.puts("-- Data for tracker %s" % @t)
  @io.puts('animate on (')
end

Private Instance Methods

get_coordinates(x, y) click to toggle source
# File lib/export/maxscript.rb, line 57
def get_coordinates(x, y)
  # Get the coords multiplied by factor, and let the scene origin be the center of the composition
  [(x * @factor) - (@true_width / 2), y * @factor - (@true_height / 2)]
end