void DrawBrushSettingsGUI()
{
brushSize = EditorGUILayout.Slider("Brush Size", brushSize, 0.01f, 30.0f);
brushFlow = EditorGUILayout.Slider("Brush Flow", brushFlow, 0.1f, 128.0f);
brushFalloff = EditorGUILayout.Slider("Brush Falloff", brushFalloff, 0.1f, 4.0f);
if (tab == Tab.Paint && flowTarget != FlowTarget.ColorBA && flowTarget != FlowTarget.ColorRG)
{
flowRemap01 = EditorGUILayout.Toggle("use 0->1 mapping", flowRemap01);
}
EditorGUILayout.Separator();
GUILayout.Box("", new GUILayoutOption[]{GUILayout.ExpandWidth(true), GUILayout.Height(1)});
EditorGUILayout.Separator();
}