No support for non-interpolated images.

[VisualMelon]

The interpolate parameter of CanvasRenderContext.DrawImage (code) is ignored. The effect can be seen in the matrix examples:

Screenshot from the OxyPlot-Avalonia example browser, example Custom Series > Design Structure Matrix:

This should appear like this (from OxyPlot.WindowsForms example browser):

(A workaround for heatmaps is to use HeatMapRenderMethod.Rectangles)

[kekekeks]

Image control interpolation mode can be controlled via RenderOptions.BitmapInterpolationMode attached property. Can be set from code via this method

[VisualMelon]

@kekekeks thanks, I'll look into sorting out a PR.