UnityEditor.MaterialEditor.OnInteractivePreviewGUI C# (CSharp) Method

        public override void OnInteractivePreviewGUI(Rect r, GUIStyle background)
        {
            if (this.m_CustomShaderGUI != null)
            {
                this.m_CustomShaderGUI.OnMaterialInteractivePreviewGUI(this, r, background);
            }
            else
            {
                base.OnInteractivePreviewGUI(r, background);
            }
        }