From: Joogab Yun <joogab.yun@samsung.com>
Date: Mon, 15 Apr 2019 07:28:30 +0000 (+0900)
Subject: [Tizen] Implement partial update
X-Git-Tag: accepted/tizen/unified/20191010.032822^0
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e828eac25aeb6b01678b672db91df72e1ead2751;hp=e828eac25aeb6b01678b672db91df72e1ead2751;p=platform%2Fcore%2Fuifw%2Fdali-core.git

[Tizen] Implement partial update

1. It works when the DALI_PARTIAL_UPDATE_AVAILABLE environment variable is set.
2. Add Update Size Hint property
  - By default, it works with the size of the render item.
    If you set the UPDATE_SIZE_HINT property, the update size hint determines the update area.
   ex)
      Vector2 updateSizeHint = Vector(width, height);
      mView1.SetProperty(Dali::DevelActor::Property::UPDATE_SIZE_HINT, updateSizeHint);

Change-Id: Ic008de12eb4b344004e3f6defa9eeb4a45e365a4
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