TransparentImageSprite

All properties, methods, events are same with built-in component ImageSprite, except for the following ones:

Properties

• AA_PlaceHolder
  • type: component type Ball
• IgnoreColor
  • type: color
• IgnoreTolerance
  • type: non-negative integer

Usage

1. Place holder needs to be set

2. Set up properties in the place holder component's list
3. Set a ignore color & tolerance to TransparentImageSprite
4. Use it as normal!

About the tolerance

Difference values of the colors are calculated with the followiong method:

• if alpha values are both 0, difference value will always be 0
• else Difference value = Max(red-diff, green-diff, blue-diff)

Sample

(.gif file: 220k)