Improve appendVariable!(...) (this change improves Modia3D a lot)

Author: MartinOtter

src/ModiaBase.jl

@@ -15,12 +15,24 @@ const Date    = "2022-02-13"
 #println("\nImporting ModiaBase Version $Version ($Date)")
 
 using Unitful
-import StaticArrays
+using StaticArrays
 
 
 # append! as needed in EquationAndStateInfo.jl and in ModiaLang/src/CodeGeneration.jl
-appendVariable!(v1::AbstractVector, s::Number) = push!(v1,s)
-appendVariable!(v1::AbstractVector, v2)        = append!(v1,v2)
+appendVariable!(v1::Vector{FloatType}, s::FloatType)               where {FloatType}   = push!(v1,s)
+appendVariable!(v1::Vector{FloatType}, v2::Vector{FloatType})      where {FloatType}   = append!(v1,v2)
+appendVariable!(v1::Vector{FloatType}, v2::SVector{N,FloatType})   where {N,FloatType} = append!(v1,v2)
+appendVariable!(v1::Vector{FloatType}, v2::NTuple{ N,FloatType})   where {N,FloatType} = append!(v1,v2)
+@inline function appendVariable!(v1::Vector{FloatType}, v2::NTuple{N,SVector{M,FloatType}}) where {N,M,FloatType} 
+    @inbounds for e in v2
+        appendVariable!(v1,e)   # dispatch can be performed at compile-time, because typeof(e) = SVector{M,FloatType}
+    end
+end
+@inline function appendVariable!(v1::Vector{FloatType}, v2::Tuple) where {FloatType}
+    @inbounds for e in v2
+        appendVariable!(v1,e)   # dispatch is performed at run-time, because typeof(e) is not known at compile-time.
+    end
+end
 
 
 include("LinearIntegerEquations.jl")