From 597911e5a813f7f6e58592da9f833f1a668e6e3d Mon Sep 17 00:00:00 2001
From: Bartosz Taudul <wolf.pld@gmail.com>
Date: Sat, 22 Feb 2020 17:13:53 +0100
Subject: [PATCH] Save/load callstack samples.

---
 server/TracyVersion.hpp |  2 +-
 server/TracyWorker.cpp  | 33 +++++++++++++++++++++++++++++++++
 server/TracyWorker.hpp  |  1 +
 3 files changed, 35 insertions(+), 1 deletion(-)

diff --git a/server/TracyVersion.hpp b/server/TracyVersion.hpp
index bb0d918b..cd787b2c 100644
--- a/server/TracyVersion.hpp
+++ b/server/TracyVersion.hpp
@@ -7,7 +7,7 @@ namespace Version
 {
 enum { Major = 0 };
 enum { Minor = 6 };
-enum { Patch = 3 };
+enum { Patch = 4 };
 }
 }
 
diff --git a/server/TracyWorker.cpp b/server/TracyWorker.cpp
index 564e09c4..f45a9a3f 100644
--- a/server/TracyWorker.cpp
+++ b/server/TracyWorker.cpp
@@ -984,6 +984,31 @@ Worker::Worker( FileRead& f, EventType::Type eventMask, bool bgTasks )
         {
             f.Skip( msz * sizeof( uint64_t ) );
         }
+        if( fileVer >= FileVersion( 0, 6, 4 ) )
+        {
+            uint64_t ssz;
+            f.Read( ssz );
+            if( ssz != 0 )
+            {
+                if( eventMask & EventType::Samples )
+                {
+                    m_data.samplesCnt += ssz;
+                    int64_t refTime = 0;
+                    td->samples.reserve_exact( ssz, m_slab );
+                    auto ptr = td->samples.data();
+                    for( uint64_t j=0; j<ssz; j++ )
+                    {
+                        ptr->time.SetVal( ReadTimeOffset( f, refTime ) );
+                        f.Read( &ptr->callstack, sizeof( ptr->callstack ) );
+                        ptr++;
+                    }
+                }
+                else
+                {
+                    f.Skip( ssz * ( 8 + 3 ) );
+                }
+            }
+        }
         m_data.threads[i] = td;
         m_threadMap.emplace( tid, td );
     }
@@ -5672,6 +5697,14 @@ void Worker::Write( FileWrite& f )
             auto ptr = uint64_t( (MessageData*)v );
             f.Write( &ptr, sizeof( ptr ) );
         }
+        sz = thread->samples.size();
+        f.Write( &sz, sizeof( sz ) );
+        refTime = 0;
+        for( auto& v : thread->samples )
+        {
+            WriteTimeOffset( f, refTime, v.time.Val() );
+            f.Write( &v.callstack, sizeof( v.callstack ) );
+        }
     }
 
     sz = 0;
diff --git a/server/TracyWorker.hpp b/server/TracyWorker.hpp
index b2814ffa..f2f6f74a 100644
--- a/server/TracyWorker.hpp
+++ b/server/TracyWorker.hpp
@@ -44,6 +44,7 @@ namespace EventType
         Memory          = 1 << 3,
         FrameImages     = 1 << 4,
         ContextSwitches = 1 << 5,
+        Samples         = 1 << 6,
 
         None            = 0,
         All             = std::numeric_limits<uint32_t>::max()