add commented rounding functions

Author: shobhitvoleti

src/Blocks/math.jl

@@ -252,6 +252,87 @@ Output the remainder when the first input is divided by second input.
     end
 end
 
+## Rounding functions add after the symbolic functions are registered
+# """
+#     Floor(; name)
+
+# Output the floor rounding of the input.
+
+# # Connectors:
+
+#   - `input`
+#   - `output`
+# """
+# @mtkmodel Floor begin
+#     @components begin
+#         input = RealInput()
+#         output = RealOutput()
+#     end
+#     @equations begin
+#         output.u ~ floor(input.u)
+#     end
+# end
+
+# """
+#     Ceil(; name)
+
+# Output the ceiling rounding of the input.
+
+# # Connectors:
+
+#   - `input`
+#   - `output`
+# """
+# @mtkmodel Ceil begin
+#     @components begin
+#         input = RealInput()
+#         output = RealOutput()
+#     end
+#     @equations begin
+#         output.u ~ ceil(input.u)
+#     end
+# end
+
+# """
+#     Round(; name)
+
+# Output the rounding to the nearest integer of the input.
+
+# # Connectors:
+
+#   - `input`
+#   - `output`
+# """
+# @mtkmodel Round begin
+#     @components begin
+#         input = RealInput()
+#         output = RealOutput()
+#     end
+#     @equations begin
+#         output.u ~ round(input.u)
+#     end
+# end
+
+# """
+#     Trunc(; name)
+
+# Output the truncation rounding of the input.
+
+# # Connectors:
+
+#   - `input`
+#   - `output`
+# """
+# @mtkmodel Trunc begin
+#     @components begin
+#         input = RealInput()
+#         output = RealOutput()
+#     end
+#     @equations begin
+#         output.u ~ trunc(input.u)
+#     end
+# end
+
 """
     StaticNonLinearity(func; name)