Rain/Snow Lua class to use with Corona SDK
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It is about creating rain or snow effect in your
iPhone games.

Play with drop width/length/color/speed :)


Basic usage
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local rain = require("rain")

rain.new(group, {})


Pause rain
----------

rain.pause()


Resume rain
-----------

rain.resume()


You can find example of usage in `main.lua` file.
It is fully working example so just run it in the emulator.


Rain config
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Rain construction accepts several params:

* snow - optional, make snow not rain
* angle - rain angle, degrees
* toRight - boolean, if rain is from left to right. Default is from right to left
* speed - drop movement speed, float
* floor - Y coord to specify your ground/bottom
* length - drop length
* width - drop thickness
* alpha - transparency of the drop
* color - drop color, defaulu is white
* count - drops count to create


Original version
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Thanks to Vova Sergeyev (pydevside@gmail.com) ;)