metaverse_artist/Lux URP Essentials/Scripts/Editor/LuxURPCustomWaterShaderGUI.__cs

using UnityEngine;
using UnityEditor;
 
public class LuxURPCustomWaterShaderGUI : ShaderGUI
{
    public override void OnGUI(MaterialEditor materialEditor, MaterialProperty[] properties)
    {
        base.OnGUI(materialEditor, properties);

    	Material material = materialEditor.target as Material;

        MaterialProperty _EnableRefraction = ShaderGUI.FindProperty("_EnableRefraction", properties);
        if (_EnableRefraction.floatValue == 1.0f) {
            material.SetFloat("_DstBlend", 0.0f);
        }
        else {
            material.SetFloat("_DstBlend", 10.0f);
        }

	//  Needed to make the Selection Outline work
        if (material.HasProperty("_MainTex") && material.HasProperty("_BaseMap") ) {
            if (material.GetTexture("_BaseMap") != null) {
                material.SetTexture("_MainTex", material.GetTexture("_BaseMap"));
            }
        }
    }
}