<!-- ##### SECTION Title ##### --> gtkplotdtriangle <!-- ##### SECTION Short_Description ##### --> <!-- ##### SECTION Long_Description ##### --> <para> </para> <!-- ##### SECTION See_Also ##### --> <para> </para> <!-- ##### SECTION Stability_Level ##### --> <!-- ##### FUNCTION triangulate ##### --> <para> </para> @Param1: @Param2: @Param3: @Param4: