<fxlayout help_file="particlesFx.html">
  <page name="Source">
  <vbox>
       <separator label="Source"/>
       <hbox>
        <control>source_ctrl</control>
        <control>bright_thres</control>
       </hbox>
       <control>multi_source</control>
       <control>source_gradation</control>
        <control>center</control>
        <hbox>
        <control>length</control>
        <control>height</control>
        </hbox>
  </vbox>
  
   <vbox>
      <separator label="Particle Generation"/>
        <hbox>
        <control>starting_frame</control>
        <control>birth_rate</control>
        </hbox>
        <hbox>
        <control>step</control>
        <control>random_seed</control>
        </hbox>
   </vbox>

  <vbox>
      <separator label="Particle"/>
      <control>animation</control>
    </vbox>

  </page>
  <page name="Birth Params">
    <vbox>
      <separator label="Speed"/>
        <control>speed</control>
        <control>speed_ctrl</control>
        <control>speed_size</control>

        <control>speed_angle</control>
        <hbox>
        <control>speeda_ctrl</control>
        <control>speeda_use_gradient</control>
        </hbox>

    </vbox>
    <vbox>
      <separator label="Size, Mass and Orientation"/>
        <control>scale</control>
        <control>perspective_distribution</control>
        <control>scale_ctrl</control>
        <control>scale_ctrl_all</control>
        <control>mass</control>     
        <control>rot</control>
        <control>rot_ctrl</control> 
      <separator label="Trail"/>
        <control>trail</control>
        <control>trail_step</control>
      <separator label="Lifetime"/>
        <control>lifetime</control>
        <control>lifetime_ctrl</control>
        <control>column_lifetime</control>
      <separator label="Top Layer"/>
        <control>top_layer</control>
    </vbox>
  </page>


  <page name="Environment">
    <vbox>
      <separator label="Gravity"/>
        <hbox>
        <control>gravity</control>
        <control>gravity_angle</control>
        </hbox>
        <control>gravity_ctrl</control>
      <separator label="Friction"/>
        <hbox>
        <control>friction</control>
        <control>friction_ctrl</control>
        </hbox>
      <separator label="Wind"/>
        <hbox>
        <control>wind</control>
        <control>wind_angle</control>
        </hbox>
    </vbox>
    <vbox>
      <separator label="Scattering"/>
        <control>scattering_x</control>
        <control>scattering_y</control>
        <hbox>
        <control>scattering_x_ctrl</control>
        <control>scattering_y_ctrl</control>
        </hbox>
        <control>swing_mode</control>
        <control>swing</control>
    </vbox>
  </page>

  <page name="Animation">
    <vbox>
      <separator label="Rotation"/>
        <control>spin_speed</control>
        <control>spin_random</control>
        <control>spin_swing_mode</control>
        <control>spin_swing</control>
        <control>path_aim</control>
    </vbox>
    <vbox>
      <separator label="Opacity"/>
        <control>opacity</control>
        <control>opacity_ctrl</control>
        <hbox>
        <control>fade_in</control>
        <control>fade_out</control>
        </hbox>
        <control>trail_opacity</control>
      <separator label="Size Increase"/>
        <control>scale_step</control>
        <control>scale_step_ctrl</control>
    </vbox>
  </page>
  <page name="Colors">
       <separator label="Birth Color"/>
        <control>birth_color</control>
        <control>birth_color_ctrl</control>
        <control>birth_color_spread</control>
        <control>birth_color_fade</control>
        <control>pick_color_for_every_frame</control>
      <separator label="Fade-in Color"/>
        <control>fadein_color</control>
        <control>fadein_color_ctrl</control>
        <hbox>
        <control>fadein_color_spread</control>
        <control>fadein_color_range</control>
        </hbox>
        <control>fadein_color_fade</control>
      <separator label="Fade-out Color"/>
        <control>fadeout_color</control>
        <control>fadeout_color_ctrl</control>
        <hbox>
        <control>fadeout_color_spread</control>
        <control>fadeout_color_range</control>
        </hbox>
        <control>fadeout_color_fade</control>
  
  </page>

</fxlayout>
