From 2ef406196751a469323ed622312df2e7e7b1834b Mon Sep 17 00:00:00 2001
From: marwik15 <marwik15@gmail.com>
Date: Mon, 2 May 2022 13:19:13 +0200
Subject: Sine wave changes after CR

---
 daemon/src/Sinewave.cpp | 15 ++++++---------
 daemon/src/Sinewave.h   | 14 +++++++-------
 2 files changed, 13 insertions(+), 16 deletions(-)

(limited to 'daemon')

diff --git a/daemon/src/Sinewave.cpp b/daemon/src/Sinewave.cpp
index de63553..d1ca5ef 100644
--- a/daemon/src/Sinewave.cpp
+++ b/daemon/src/Sinewave.cpp
@@ -1,9 +1,7 @@
 #include "Sinewave.h"
 
-Sinewave::Sinewave()
+Sinewave::Sinewave() : m_start_time{clock::now()}
 {
-	m_start_time = std::chrono::high_resolution_clock::now();
-
 	m_amplitude = 11;
 	m_frequency = 10;
 	m_phase = 30;
@@ -13,10 +11,10 @@ void Sinewave::apply(AssemblyContext ctx)
 {
 	ctx.bind("/set_amplitude", [&](double amplitude) { set_amplitude(amplitude); });
 	ctx.bind("/set_frequency", [&](double frequency) { set_frequency(frequency); });
-	ctx.bind("/set_phase",     [&](double phase)     { set_phase(phase);		   });
+	ctx.bind("/set_phase",     [&](double phase)     { set_phase(phase);		 });
 	ctx.bind("/get_amplitude", [&]() -> double { return get_amplitude();  });
 	ctx.bind("/get_frequency", [&]() -> double { return get_frequency();  });
-	ctx.bind("/get_phase",     [&]() -> double { return get_phase();		});
+	ctx.bind("/get_phase",     [&]() -> double { return get_phase();	  });
 	ctx.bind("/get_point",     [&]() -> double { return get_point(); });
 }
 
@@ -50,10 +48,9 @@ double Sinewave::get_phase() const
 	return m_phase;
 }
 
-double Sinewave::get_point()
+double Sinewave::get_point() const
 {
-	m_current_time = std::chrono::high_resolution_clock::now();
-	m_duration_time = m_current_time - m_start_time;
+	const auto time = clock::now() - m_start_time;
 
-	return m_amplitude * sin(2 * 3.14 * m_frequency * m_duration_time.count() + m_phase);
+	return m_amplitude * sin(2 * M_PI * m_frequency * time.count() + m_phase);
 }
diff --git a/daemon/src/Sinewave.h b/daemon/src/Sinewave.h
index d8988ad..d5be732 100644
--- a/daemon/src/Sinewave.h
+++ b/daemon/src/Sinewave.h
@@ -1,12 +1,13 @@
 #pragma once
 
-#include <string>
-#include <math.h>
+#include <cmath>
 #include <chrono>
 
 #include "Assembly.h"
 
-class Sinewave {
+class Sinewave 
+{
+	using clock = std::chrono::high_resolution_clock;
 
 public:
 	Sinewave();
@@ -21,13 +22,12 @@ public:
 	double get_frequency() const;
 	double get_phase() const;
 
+	double get_point() const;
+
 private:
-	std::chrono::time_point<std::chrono::high_resolution_clock> m_start_time, m_current_time;
-	std::chrono::duration<double> m_duration_time;
+	const std::chrono::high_resolution_clock::time_point m_start_time;
 
 	double m_amplitude;
 	double m_frequency;
 	double m_phase;
-
-	double get_point();
 };
-- 
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