To Convert dp to px or px to dp fisrt we need to calculate device Density DPI Lets create DisplayMetrics object DisplayMetrics displayMetrics= getResources().getDisplayMetrics(); Now calculate devie Density DPI float densityDpi=displayMetrics.densityDpi; Convert dp to px dp*(densityDpi/defaultDPI); Convert px to dp px*(densityDpi/defaultDPI);
we will get density DPI fromDisplaymetrics object.
float defaultDPI=DisplayMetrics.DENSITY_DEFAULT;
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