Dota 2 Workshop Tools Alpha Update - December 17th, 2014

• Improved performance and memory used when playing custom games
  
• Added support for playing custom games on 32bit Windows [XP]
  
• Added Direct3D 9 support
  
• Added ability to blend between tile sets in the tile editor using override materials.
  
• Added additional materials and blending between tile sets in the example dota_pvp_tiled map.
  
• Added additional controls for adjusting the rotation and pitch of trees in the tile editor.
  
• Added ability to swap existing plant placements in the tile editor in the same way trees could already be swapped.
  
• Added functionality to look up a tile in a tile set by right clicking it while in the tile editor.
  
• Added high contrast lighting mode option in Hammer viewports.
  
• Added a new alternate desert tile set which can be applied to maps built using the tile editor.
  
• Modified the multiblend shader so all four layers can have independent rotation and scale while using world space UVs.
  
• Fixed Hammer bug where if a map failed to load the progress bar would never go away.
  
• Fixed bug where objects using the world space UVs option of the multiblend shader would sometimes flicker.
  
• Fixed particle bug related to delays on nested child particle systems
  
• Added texture sequence preview to assetbrowser and PET texture picker
  
• Fixed bug with Hammer particle preview where control point entities were normally ignored (as soon as the system was restarted)
  
• Change particles to use the new KV3 compiler & resource version (content format is unchanged for now)
  
• Initial support for hitboxes in PET
  
• Assetbrowser honors texture alpha channel, has a channel selector
  
• Made placement of data-driven units in Hammer more robust
  
• Fixed a number of visual bugs in particle effects
  
• Fixed bugs in portrait rendering, including rendering multiple selected units correctly
  
• Increased connection timeout to 3 minutes