The trlevel tree specifies the levels setting of heatmap for the wheatmap X-Function.
Syntax: trlevel.Treenode:=<value>
Example:
When trlevel.by:=0, use it to specify the value for increment. When trlevel.by:=1, use it to specify the number for count.
The trcolor tree specifies the colors setting of heatmap for the wheatmap X-Function.
Syntax: trcolor.Treenode:=<value>