InvertColor
Returns a colour or pixmap inverted.
Syntax
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InvertColor(c)-
cis a colour
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InvertColor(pm)-
pmis a pixmap
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Description
If c is a colour, then InvertColor(c) returns the inverted colour of c. This is obtained by taking the complement of each RGB channel, that is,
InvertColor(rgb(r, g, b)) = rgb(1 − r, 1 − g, 1 − b).
If pm is a pixmap, then InvertColor(pm) returns pm with every pixel inverted as described above.
Examples
InvertColor(ExampleData("Sally"))
