void HeightMap()
{
showHeightMap = EditorGUILayout.Foldout(showHeightMap, "HeightMap");
if (showHeightMap)
{
GUILayout.BeginHorizontal();
GUILayout.FlexibleSpace();
int size = (int)(EditorGUIUtility.currentViewWidth - 100f);
GUILayout.Label(hmTexture, GUILayout.Width(size), GUILayout.Height(size));
GUILayout.FlexibleSpace();
GUILayout.EndHorizontal();
if (GUILayout.Button("Refresh"))
{
terrain.LoadHeightMap(hmTexture);
}
}
}
