maya_locators.rb in tracksperanto-2.9.2

- old
+ new

@@ -1,16 +1,13 @@
 # -*- encoding : utf-8 -*-
 # Export each tracker as a moving Maya locator
 class Tracksperanto::Export::MayaLocators < Tracksperanto::Export::Base
   PREAMBLE = 'polyPlane -name "TracksperantoImagePlane" -width %0.5f -height %0.5f;'
   LOCATOR_PREAMBLE = 'spaceLocator -name "%s" -p 0 0 0;'
-  MOVE_TIMEBAR = 'currentTime %d;'
-  KEYFRAME_TEMPLATE = 'setKeyframe -value %0.5f "%s.%s";';
+  KEYFRAME_TEMPLATE = 'setKeyframe -time %d -value %0.5f "%s.%s";';
+  MULTIPLIER = 10.0
   
-  # Scaling factor multiplier
-  attr_accessor :multiplier
-  
   def self.desc_and_extension
     "mayaLocators.mel"
   end
   
   def self.human_name
@@ -18,34 +15,29 @@
   end
   
   def start_export(w, h)
     # Pixel sizes are HUGE for maya. What we do is we assume that the width is 1,
     # and scale the height to that
-    multiplier = self.multiplier || 10.0
+    @factor = (1 / w.to_f) * MULTIPLIER
     
-    @factor = (1 / w.to_f) * multiplier
-    
-    @io.puts(PREAMBLE % [multiplier, h * @factor])
+    @io.puts(PREAMBLE % [MULTIPLIER, h * @factor])
     @io.puts('rotate -r -os 90;') # Position it in the XY plane
-    @io.puts('move -r %0.5f %0.5f 0;' % [multiplier / 2.0, h * @factor / 2.0])
+    @io.puts('move -r %0.5f %0.5f 0;' % [MULTIPLIER / 2.0, h * @factor / 2.0])
     @group_members = ["TracksperantoImagePlane"]
   end
   
-  # We accumulate a tracker and on end dump it out in one piece
   def start_tracker_segment(tracker_name)
     @locator_name = tracker_name
     @io.puts(LOCATOR_PREAMBLE % @locator_name)
     @group_members.push(tracker_name)
   end
   
   def export_point(frame, abs_float_x, abs_float_y, float_residual)
-    @io.puts(MOVE_TIMEBAR % (frame + 1))
-    @io.puts(KEYFRAME_TEMPLATE % [abs_float_x * @factor, @locator_name, "tx"])
-    @io.puts(KEYFRAME_TEMPLATE % [abs_float_y * @factor, @locator_name, "ty"])
+    @io.puts(KEYFRAME_TEMPLATE % [frame + 1, abs_float_x * @factor, @locator_name, "tx"])
+    @io.puts(KEYFRAME_TEMPLATE % [frame + 1, abs_float_y * @factor, @locator_name, "ty"])
   end
   
   def end_export
-    @io.puts(MOVE_TIMEBAR % 1)
     # Group all the stuff
     @io.puts('select -r %s;' % @group_members.join(' '))
     @io.puts('group -name TracksperantoGroup; xform -os -piv 0 0 0;')
   end
   