i have triend this extension funcation but doest work for me pls help to get this done can some know about how to give shadow to Button on Textview in Android ?

 wrapInCustomShadow(
                            binding.btnWatch, R.color.c_77D4E1, resources
                        )

fun Int.toDp(resources: Resources): Float {
    return TypedValue.applyDimension(
        TypedValue.COMPLEX_UNIT_DIP, this.toFloat(), resources.displayMetrics
    )
}

fun wrapInCustomShadow(
    view: View, @ColorRes shadowColor: Int, resources: Resources
) {

    val shadowColorValue = ContextCompat.getColor(view.context, shadowColor)
    val shapeDrawable = ShapeDrawable()
    shapeDrawable.setTint(shadowColorValue)

    val shadowBlur = view.paddingBottom - 4.toDp(resources)
    shapeDrawable.paint.setShadowLayer(
        shadowBlur, 0f, 0f, getColorWithAlpha(shadowColorValue, 0.6f)
    )
    view.setLayerType(View.LAYER_TYPE_SOFTWARE, shapeDrawable.paint)

    val radius = 4.toDp(view.context.resources)
    val outerRadius = floatArrayOf(
        radius, radius, radius, radius, radius, radius, radius, radius
    )
    shapeDrawable.shape = RoundRectShape(outerRadius, null, null)

    val drawable = LayerDrawable(arrayOf<Drawable>(shapeDrawable))
    val inset = view.paddingBottom
    drawable.setLayerInset(
        0, inset, inset, inset, inset
    )
    view.background = drawable
}