Aliases for 2D and 3D Float64 vectors.

src/StaticArrays.jl

@@ -105,6 +105,7 @@ include("FieldArray.jl")
 include("SArray.jl")
 include("SMatrix.jl")
 include("SVector.jl")
+include("vectorModules.jl")
 include("Scalar.jl")
 include("MArray.jl")
 include("MVector.jl")

src/vectorModules.jl

@@ -0,0 +1,10 @@
+module Float64Vectors
+
+using StaticArrays
+
+export Vector2D, Vector3D
+
+const Vector3D = SVector{3, Float64}
+const Vector2D = SVector{2, Float64}
+
+end

test/SVector.jl

@@ -79,4 +79,5 @@
         @test @inferred(convert(SVector, c)) == SVector{2,Int}([1, 2])
         @test @inferred(convert(SVector{2}, c)) == SVector{2,Int}([1, 2])
     end
+
 end

test/runtests.jl

@@ -52,3 +52,5 @@ include("flatten.jl")
 include("io.jl")
 include("svd.jl")
 include("deprecated.jl")
+
+include("vectorModules.jl")

test/vectorModules.jl

@@ -0,0 +1,20 @@
+using StaticArrays.Float64Vectors
+
+@testset "Float64Vectors" begin
+    @test Vector3D == SArray{Tuple{3},Float64,1,3}
+    @test Vector2D == SArray{Tuple{2},Float64,1,2}
+
+    v3 = Vector3D(1, 2, 3)
+    @test typeof(v3) == SArray{Tuple{3},Float64,1,3}
+    @test v3[1] == 1.0
+    @test v3[2] == 2.0
+    @test v3[3] == 3.0
+
+    v2 = Vector2D(10, 20)
+    @test typeof(v2) == SArray{Tuple{2},Float64,1,2}
+    @test v2[1] == 10.0
+    @test v2[2] == 20.0
+
+    @test Vector3D(1,2,3) == Vector3D(1.0, 2.0, 3.0)
+    @test Vector2D(10,20) == Vector2D(10.0, 20.0)        
+end