From fe6c106efcde47f858c00431a35fca08562bd66e Mon Sep 17 00:00:00 2001
From: Julien Lamy <lamy@unistra.fr>
Date: Wed, 1 Nov 2023 11:07:34 +0100
Subject: [PATCH] Add default constructor to TimeInterval

---
 src/sycomore/TimeInterval.cpp |  6 ++++++
 src/sycomore/TimeInterval.h   | 15 ++++++++++++---
 2 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/src/sycomore/TimeInterval.cpp b/src/sycomore/TimeInterval.cpp
index 78f46b0..84721f0 100644
--- a/src/sycomore/TimeInterval.cpp
+++ b/src/sycomore/TimeInterval.cpp
@@ -36,6 +36,12 @@ ::shortest(Vector3Q const & k, Quantity const & G_max)
     return sycomore::TimeInterval(min_time, k);
 }
 
+TimeInterval
+::TimeInterval()
+{
+    // Nothing else.
+}
+
 TimeInterval
 ::TimeInterval(
     Quantity const & duration, Quantity const & gradient)
diff --git a/src/sycomore/TimeInterval.h b/src/sycomore/TimeInterval.h
index edfded7..938ffb1 100644
--- a/src/sycomore/TimeInterval.h
+++ b/src/sycomore/TimeInterval.h
@@ -25,13 +25,16 @@ class TimeInterval
      * or dephasing (rad/m) and maximum gradient amplitude
      */
     static TimeInterval shortest(Vector3Q const & k, Quantity const & G_max);
-
+    
+    /// @brief Default-initialize duration and gradient.
+    TimeInterval();
+    
     /**
      * @brief Constructor, gradient may be specified as amplitude (in T/m), 
      * area (in T/m*s) or dephasing (in rad/m).
      */
     TimeInterval(
-        Quantity const & duration=0*units::s,
+        Quantity const & duration,
         Quantity const & gradient=0*units::T/units::m);
     
     /**
@@ -39,7 +42,13 @@ class TimeInterval
      * area (in T/m*s) or dephasing (in rad/m).
      */
     TimeInterval(Quantity const & duration, Vector3Q const & gradient);
-
+    
+    TimeInterval(TimeInterval const &) = default;
+    TimeInterval(TimeInterval &&) = default;
+    TimeInterval & operator=(TimeInterval const &) = default;
+    TimeInterval & operator=(TimeInterval &&) = default;
+    ~TimeInterval() = default;
+    
     /// @brief Return the duration.
     Quantity const & duration() const;