Continuing documenting functions

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@575 0fc631ac-6414-0410-93d0-97cfa31319b6

doc/function/set_combine.txt

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+Function: set_combine
+
+--Usage--
+> set_combine(input: image, combine: combine_mode)
+
+Set how the resulting image should be combined with the background.
+
+--Parameters--
+! Parameter	Type			Description
+| @input@	[[type:image]]		Image to change combining mode of
+| @combine@	[[type:combine]]	Combining function to use
+
+--Examples--
+> set_combine(input: "image1.png", combine: "shadow")  ==  [[Image]]
+
+--See also--
+| [[fun:combine_blend]]		Blend two images together using a given [[type:combine|combining mode]].