From ed3ff69b60ce0f936f5a94ac4ddb9d796c5186e1 Mon Sep 17 00:00:00 2001
From: SimonRohou <simon.rohou@gmail.com>
Date: Tue, 16 Feb 2021 12:32:20 +0100
Subject: [PATCH] [tube] added TubeTreeSynthesis::slice(double t)

---
 src/core/domains/tube/codac_Tube.cpp          |  2 +-
 .../domains/tube/codac_TubeTreeSynthesis.cpp  | 23 +++++++++++++++++++
 .../domains/tube/codac_TubeTreeSynthesis.h    |  2 ++
 3 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/src/core/domains/tube/codac_Tube.cpp b/src/core/domains/tube/codac_Tube.cpp
index b96af11a..92f868e6 100644
--- a/src/core/domains/tube/codac_Tube.cpp
+++ b/src/core/domains/tube/codac_Tube.cpp
@@ -347,7 +347,7 @@ namespace codac
       assert(tdomain().contains(t));
 
       if(m_synthesis_tree != NULL) // fast evaluation
-        return m_synthesis_tree->slice(m_synthesis_tree->time_to_index(t));
+        return m_synthesis_tree->slice(t);
       
       else
       {
diff --git a/src/core/domains/tube/codac_TubeTreeSynthesis.cpp b/src/core/domains/tube/codac_TubeTreeSynthesis.cpp
index 76a6d469..6319f7c6 100644
--- a/src/core/domains/tube/codac_TubeTreeSynthesis.cpp
+++ b/src/core/domains/tube/codac_TubeTreeSynthesis.cpp
@@ -234,6 +234,29 @@ namespace codac
     }
   }
 
+  Slice* TubeTreeSynthesis::slice(double t)
+  {
+    assert(tdomain().contains(t));
+    return const_cast<Slice*>(static_cast<const TubeTreeSynthesis&>(*this).slice(t));
+  }
+
+  const Slice* TubeTreeSynthesis::slice(double t) const
+  {
+    assert(tdomain().contains(t));
+
+    if(is_leaf())
+      return m_slice_ref;
+
+    else
+    {
+      if(t < m_first_subtree->tdomain().ub())
+        return m_first_subtree->slice(t);
+
+      else
+        return m_second_subtree->slice(t);
+    }
+  }
+
   void TubeTreeSynthesis::request_values_update()
   {
     if(m_values_update_needed)
diff --git a/src/core/domains/tube/codac_TubeTreeSynthesis.h b/src/core/domains/tube/codac_TubeTreeSynthesis.h
index fc07f554..e9f98d32 100644
--- a/src/core/domains/tube/codac_TubeTreeSynthesis.h
+++ b/src/core/domains/tube/codac_TubeTreeSynthesis.h
@@ -33,6 +33,8 @@ namespace codac
       int time_to_index(double t) const;
       Slice* slice(int slice_id);
       const Slice* slice(int slice_id) const;
+      Slice* slice(double t);
+      const Slice* slice(double t) const;
 
       bool is_leaf() const;
       bool is_root() const;