add reset method for StackFrames (#113)

Author: findmyway

src/components/processors.jl

@@ -52,3 +52,11 @@ function Base.push!(
 ) where {T,N}
     push!(cb, select_last_frame(stacked_data))
 end
+
+function RLBase.reset!(p::StackFrames{T}) where T
+    empty!(p.buffer)
+    for _ in 1:capacity(p.buffer)
+        push!(p.buffer, zeros(T, size(p.buffer)[1:N-1]))
+    end
+    p
+end