Gradient Fill using Graphics in Mathematica

2019-06-20 01:31发布

How could I create the following using Rectangle[] in Graphics[]?

enter image description here

标签： graphics wolfram-mathematica

2条回答

2楼-- · 2019-06-20 01:50

Using Polygon, you can

Graphics[{EdgeForm[Black], 
  Polygon[{{0, 0}, {3, 0}, {3, 1}, {0, 1}}, 
   VertexColors -> {White, Red, Red, White}]}]

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3楼-- · 2019-06-20 01:51

Also:

Graphics[Raster[{Range[100]/100}, ColorFunction -> (Blend[{White, Red}, #] &)], 
 AspectRatio -> .3, 
 Frame       -> True, 
 FrameTicks  -> None]

enter image description here

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