Added back the digital demodulators

core/src/dsp/math/step.h

@@ -1,8 +1,18 @@
 #pragma once
+#include "../types.h"
 
 namespace dsp::math {
     template <class T>
     inline T step(T x) {
-        return (x > 0.0) ? 1.0 : -1.0;
+        // TODO: Switch to cursed bit manipulation instead!
+        if constexpr (std::is_same_v<T, complex_t>) {
+            return { (x.re > 0.0f) ? 1.0f : -1.0f, (x.im > 0.0f) ? 1.0f : -1.0f };
+        }
+        else if constexpr (std::is_same_v<T, stereo_t>) {
+            return { (x.l > 0.0f) ? 1.0f : -1.0f, (x.r > 0.0f) ? 1.0f : -1.0f };
+        }
+        else {
+            return (x > 0.0) ? 1.0 : -1.0;
+        }
     }
 }