Emboss effect in Sketchware

Code:

EmbossMaskFilter filter = new EmbossMaskFilter(
     new float[]{ 1f, 5f, 1f }, // direction of the light source
     0.5f, // ambient light between 0 to 1
     10, // specular highlights
     7.5f // blur before applying lighting
);
img.setLayerType(View.LAYER_TYPE_SOFTWARE,null);
img.getPaint().setMaskFilter(filter);

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