Add convenience method for complex numbers for j.

grebe · grebe · commit a229bb2d5b13 · 2016-10-18T19:36:41.000-07:00
diff --git a/src/main/scala/dsptools/numbers/DspComplex.scala b/src/main/scala/dsptools/numbers/DspComplex.scala
@@ -17,6 +17,8 @@ object DspComplex {
     result.imaginary := imaginary
     result
   }
+  def j[T <: Data:Ring]() : DspComplex[T] =
+    wire(Ring[T].zero, Ring[T].one)
   def multiplyByJ[T <: Data:Ring](x: DspComplex[T]): DspComplex[T] =
     wire(x.imaginary, -x.real)
 }

Original file line number	Diff line number	Diff line change
`@@ -17,6 +17,8 @@ object DspComplex {`
`17`	`17`	`result.imaginary := imaginary`
`18`	`18`	`result`
`19`	`19`	`}`
	`20`	`+ def j[T <: Data:Ring]() : DspComplex[T] =`
	`21`	`+ wire(Ring[T].zero, Ring[T].one)`
`20`	`22`	`def multiplyByJ[T <: Data:Ring](x: DspComplex[T]): DspComplex[T] =`
`21`	`23`	`wire(x.imaginary, -x.real)`
`22`	`24`	`}`