Variable Roughness, mixing with roughness map for more realism.

This is a followup to my video on variable roughness, which is here: https://youtu.be/PwhACBSOsyU 00:00 Introduction 00:21 Variable roughness recap 01:04 The node setup 01:17 Basic scene setup 02:52 Noise Map 04:25 Controlling roughness with Mix Color node 05:15 Mix Color Factor weighting 09:27 Adding Layer Weight and RGB Curves 10:25 Using Layer Weight to control Mix Color factor #layerweight #fresnel #roughness #blender4