new stopwatch :-)

osal/FreeRTOS/Clock.cpp

@@ -3,8 +3,11 @@
 #include <stdlib.h>
 #include "Timekeeper.h"
 
+extern "C" {
 #include <FreeRTOS.h>
 #include <task.h>
+}
+
 
 //TODO sanitize input?
 //TODO much of this code can be reused for tick-only systems
@@ -56,7 +59,6 @@ ReturnValue_t Clock::getUptime(timeval* uptime) {
 
 timeval Clock::getUptime() {
 	TickType_t ticksSinceStart = xTaskGetTickCount();
-
 	return Timekeeper::ticksToTimeval(ticksSinceStart);
 }
 

osal/FreeRTOS/Timekeeper.cpp

@@ -1,20 +1,24 @@
-#include "Timekeeper.h"
+/**
-#include <FreeRTOSConfig.h>
+ * @file Timekeeper.cpp
+ * @date
+ */
 
-Timekeeper::Timekeeper() :
+#include <framework/osal/FreeRTOS/Timekeeper.h>
-		offset( { 0, 0 }) {
-	// TODO Auto-generated constructor stub
 
+extern "C" {
+#include <task.h>
 }
 
-Timekeeper * Timekeeper::myinstance = NULL;
+Timekeeper * Timekeeper::myinstance = nullptr;
+
+Timekeeper::Timekeeper() : offset( { 0, 0 }) {}
 
 const timeval& Timekeeper::getOffset() const {
 	return offset;
 }
 
 Timekeeper* Timekeeper::instance() {
-	if (myinstance == NULL) {
+	if (myinstance == nullptr) {
 		myinstance = new Timekeeper();
 	}
 	return myinstance;
@@ -24,9 +28,7 @@ void Timekeeper::setOffset(const timeval& offset) {
 	this->offset = offset;
 }
 
-Timekeeper::~Timekeeper() {
+Timekeeper::~Timekeeper() {}
-	// TODO Auto-generated destructor stub
-}
 
 timeval Timekeeper::ticksToTimeval(TickType_t ticks) {
 	timeval uptime;
@@ -40,3 +42,7 @@ timeval Timekeeper::ticksToTimeval(TickType_t ticks) {
 
 	return uptime;
 }
+
+TickType_t Timekeeper::getTicks() {
+    return xTaskGetTickCount();
+}

osal/FreeRTOS/Timekeeper.h

@@ -2,8 +2,10 @@
 #define FRAMEWORK_OSAL_FREERTOS_TIMEKEEPER_H_
 
 #include <framework/timemanager/Clock.h>
-
+extern "C" {
 #include <FreeRTOS.h>
+}
+
 
 /**
  * A Class to basically store the time difference between uptime and UTC
@@ -25,6 +27,11 @@ public:
 	virtual ~Timekeeper();
 
 	static timeval ticksToTimeval(TickType_t ticks);
+    /**
+     * Get elapsed time in system ticks.
+     * @return
+     */
+    static TickType_t getTicks();
 
 	const timeval& getOffset() const;
 	void setOffset(const timeval& offset);

timemanager/Clock.h

@@ -7,7 +7,8 @@
 #include <framework/ipc/MutexFactory.h>
 #include <framework/globalfunctions/timevalOperations.h>
 
-
+typedef uint32_t millis_t;
+typedef float seconds_t;
 
 class Clock {
 public:

timemanager/Stopwatch.cpp

@@ -0,0 +1,61 @@
+/**
+ * @file Stopwatch.cpp
+ *
+ * @date 08.04.2020
+ */
+
+#include <framework/timemanager/Stopwatch.h>
+#include <framework/serviceinterface/ServiceInterfaceStream.h>
+#include <iomanip>
+
+Stopwatch::Stopwatch(bool displayOnDestruction,
+        StopwatchDisplayMode displayMode): displayMode(displayMode),
+        displayOnDestruction(displayOnDestruction) {
+    // Measures start time on initialization.
+    Clock::getUptime(&startTime);
+}
+
+void Stopwatch::start() {
+    startTime = Clock::getUptime();
+}
+
+millis_t Stopwatch::stop() {
+    stopInternal();
+    return elapsedTime.tv_sec * 1000 + elapsedTime.tv_usec / 1000;
+}
+
+seconds_t Stopwatch::stopSeconds() {
+    stopInternal();
+    return timevalOperations::toDouble(elapsedTime);
+}
+
+void Stopwatch::display() {
+    if(displayMode == StopwatchDisplayMode::MILLIS) {
+        info << "Stopwatch: Operation took " << elapsedTime.tv_sec * 1000 +
+                elapsedTime.tv_usec * 1000 << " milliseconds" << std::endl;
+    }
+    else if(displayMode == StopwatchDisplayMode::SECONDS) {
+        info <<"Stopwatch: Operation took "  << std::setprecision(3)
+             << std::fixed << timevalOperations::toDouble(elapsedTime)
+             << " seconds" << std::endl;
+    }
+}
+
+Stopwatch::~Stopwatch() {
+    if(displayOnDestruction) {
+        stopInternal();
+        display();
+    }
+}
+
+void Stopwatch::setDisplayMode(StopwatchDisplayMode displayMode) {
+    this->displayMode = displayMode;
+}
+
+StopwatchDisplayMode Stopwatch::getDisplayMode() const {
+    return displayMode;
+}
+
+void Stopwatch::stopInternal() {
+    elapsedTime = Clock::getUptime() - startTime;
+}

timemanager/Stopwatch.h

@@ -0,0 +1,71 @@
+/**
+ * @file Stopwatch.h
+ *
+ * @date 08.04.2020
+ */
+
+#ifndef FRAMEWORK_TIMEMANAGER_STOPWATCH_H_
+#define FRAMEWORK_TIMEMANAGER_STOPWATCH_H_
+#include <framework/timemanager/Clock.h>
+
+enum class StopwatchDisplayMode {
+    MILLIS,
+    SECONDS
+};
+
+/**
+ * @brief Simple Stopwatch implementation to measure elapsed time
+ * @details
+ * This class can be used to measure elapsed times. It also displays elapsed
+ * times automatically on destruction if not explicitely deactivated in the
+ * constructor. The default time format is the elapsed time in miliseconds
+ * as a float.
+ */
+class Stopwatch {
+public:
+    /**
+     * Default constructor. Call "Stopwatch stopwatch" without brackets if
+     * no parameters are required!
+     * @param displayOnDestruction If set to true, displays measured time on
+     *        object destruction
+     * @param displayMode Display format is either MS rounded or MS as double
+     *        format
+     * @param outputPrecision If using double format, specify precision here.
+     */
+    Stopwatch(bool displayOnDestruction = true, StopwatchDisplayMode displayMode
+              = StopwatchDisplayMode::MILLIS);
+    virtual~ Stopwatch();
+
+    /**
+     * Caches the start time
+     */
+    void start();
+
+    /**
+     * Calculates the elapsed time since start and returns it
+     * @return elapsed time in milliseconds (rounded)
+     */
+    millis_t stop();
+    seconds_t stopSeconds();
+
+    /**
+     * Displays the elapsed times on the osstream, depending on internal display
+     * mode.
+     */
+    void display();
+
+    StopwatchDisplayMode getDisplayMode() const;
+    void setDisplayMode(StopwatchDisplayMode displayMode);
+private:
+    timeval startTime {0, 0};
+    timeval elapsedTime {0, 0};
+
+    StopwatchDisplayMode displayMode = StopwatchDisplayMode::MILLIS;
+    bool displayOnDestruction = true;
+    void stopInternal();
+};
+
+
+
+
+#endif /* FRAMEWORK_TIMEMANAGER_STOPWATCH_H_ */