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git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@748 0fc631ac-6414-0410-93d0-97cfa31319b6
22 lines
835 B
Plaintext
22 lines
835 B
Plaintext
Function: set_alpha
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--Usage--
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> set_alpha(input: image, alpha: transparency value)
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Make an image more transparent.
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The transprarency is multiplied by @alpha@.
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If @alpha@ is 1 the image stays the same, if @alpha@ is 0 the image becomes completely transprent.
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--Parameters--
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! Parameter Type Description
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| @input@ [[type:image]] Image to make transparent.
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| @alpha@ [[type:double]] Transparency factor.
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--Examples--
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> set_alpha("image1.png", alpha: 0.5) == [[Image]]
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>>> set_mask(<img src="image1.png" alt='"image1.png"' style="border:1px solid black;vertical-align:middle;margin:1px;" />, alpha: 0.5) == <img src="image_set_alpha.png" alt='"image_set_alpha.png"' style="border:1px solid black;vertical-align:middle;margin:1px;" />
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--See also--
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| [[fun:set_mask]] Set the transparancy mask of an image.
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