How to change Raster Layer drawing shape

Feb 29, 2016 at 1:14 PM
I am using DotSpatial and geostatisticaltool in a application. I want to change Raster Layer drawing type after kriging. Here the example.

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This is a kriging result. It creates new layer and draws the colors into form of rectangles. But I want to draw them into rounded shape. You can chekc second example. I have created it manually.

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How can I change this?