From 5da2076214668a3201a618475c2fec82886ff9e4 Mon Sep 17 00:00:00 2001
From: Bartosz Taudul <wolf.pld@gmail.com>
Date: Fri, 19 Jul 2019 00:51:52 +0200
Subject: [PATCH] Add optional 2x zoom to frame images playback.

---
 server/TracyView.cpp | 22 +++++++++++++++++++---
 server/TracyView.hpp |  1 +
 2 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/server/TracyView.cpp b/server/TracyView.cpp
index 1fb0cc8a..f57b0e37 100644
--- a/server/TracyView.cpp
+++ b/server/TracyView.cpp
@@ -9241,13 +9241,27 @@ void View::DrawPlayback()
     }
 
     ImGui::Begin( "Playback", &m_showPlayback, ImGuiWindowFlags_AlwaysAutoResize );
-    if( fi->flip )
+    if( m_playback.zoom )
     {
-        ImGui::Image( m_playback.texture, ImVec2( fi->w, fi->h ), ImVec2( 0, 1 ), ImVec2( 1, 0 ) );
+        if( fi->flip )
+        {
+            ImGui::Image( m_playback.texture, ImVec2( fi->w * 2, fi->h * 2 ), ImVec2( 0, 1 ), ImVec2( 1, 0 ) );
+        }
+        else
+        {
+            ImGui::Image( m_playback.texture, ImVec2( fi->w * 2, fi->h * 2 ) );
+        }
     }
     else
     {
-        ImGui::Image( m_playback.texture, ImVec2( fi->w, fi->h ) );
+        if( fi->flip )
+        {
+            ImGui::Image( m_playback.texture, ImVec2( fi->w, fi->h ), ImVec2( 0, 1 ), ImVec2( 1, 0 ) );
+        }
+        else
+        {
+            ImGui::Image( m_playback.texture, ImVec2( fi->w, fi->h ) );
+        }
     }
     int tmp = m_playback.frame + 1;
     if( ImGui::SliderInt( "Frame image", &tmp, 1, ficnt, "%d" ) )
@@ -9315,6 +9329,8 @@ void View::DrawPlayback()
             m_zvEnd = m_worker.GetFrameEnd( *frameSet, fi->frameRef );
         }
     }
+    ImGui::SameLine();
+    ImGui::Checkbox( "Zoom 2x", &m_playback.zoom );
     TextFocused( "Timestamp:", TimeToString( tstart - m_worker.GetTimeBegin() ) );
     ImGui::End();
 }
diff --git a/server/TracyView.hpp b/server/TracyView.hpp
index 376647f4..6a416970 100644
--- a/server/TracyView.hpp
+++ b/server/TracyView.hpp
@@ -534,6 +534,7 @@ private:
         uint32_t currFrame = -1;
         bool pause = true;
         bool sync = false;
+        bool zoom = false;
     } m_playback;
 };