Refactoring: Scalability and performance (#252)

Refactoring v5.7 step 1

Software/src/devboard/utils/soc_scaling.cpp

@@ -0,0 +1,36 @@
+#include "soc_scaling.h"
+
+float ScaledSoc::set_real_soc(float soc) {
+  real_soc = soc;
+  scaled_soc = map_float(real_soc, 0.0f, 100.0f, min_real_soc, max_real_soc);
+  real_soc_initialized = true;
+  return scaled_soc;
+}
+
+float ScaledSoc::get_scaled_soc(void) {
+  if (real_soc_initialized) {
+    return scaled_soc;
+  } else {
+    return -1.0f;
+  }
+}
+
+float ScaledSoc::get_real_soc(void) {
+  if (real_soc_initialized) {
+    return real_soc;
+  } else {
+    return -1.0f;
+  }
+}
+
+float ScaledSoc::get_soc(void) {
+  if (real_soc_initialized) {
+    if (soc_scaling_active) {
+      return scaled_soc;
+    } else {
+      return real_soc;
+    }
+  } else {
+    return -1.0f;
+  }
+}