fCraft.Forester.ProceduralTree.ShapeFunc C# (CSharp) Method

            protected virtual float ShapeFunc( int z )
            {
                if ( Args.Rand.NextDouble() < 100f / Sqr( Height ) && z < TrunkHeight ) {
                    return Height * .12f;
                } else {
                    return -1;
                }
            }