fix stutter. need cleanup

.gitignore

@@ -6,6 +6,7 @@ Thumbs.db
 Source/Core/Common/scmrev.h
 # Ignore files output by build
 /[Bb]uild*/
+/out/
 /[Bb]inary*/
 /obj/
 # Ignore files output by Android cmake build

CMakeSettings.json

@@ -1,4 +1,4 @@
-{
+{
   "configurations": [
     {
       "name": "Release",
@@ -11,7 +11,8 @@
       "variables": [
         {
           "name": "Qt5_DIR",
-          "value": "${workspaceRoot}\\Externals\\Qt\\Qt5.14.1\\msvc2019_64\\lib\\cmake\\Qt5"
+          "value": "${workspaceRoot}\\Externals\\Qt\\Qt5.14.1\\msvc2019_64\\lib\\cmake\\Qt5",
+          "type": "STRING"
         }
       ]
     },
@@ -26,7 +27,8 @@
       "variables": [
         {
           "name": "Qt5_DIR",
-          "value": "${workspaceRoot}\\Externals\\Qt\\Qt5.14.1\\msvc2019_64\\lib\\cmake\\Qt5"
+          "value": "${workspaceRoot}\\Externals\\Qt\\Qt5.14.1\\msvc2019_64\\lib\\cmake\\Qt5",
+          "type": "STRING"
         }
       ]
     },
@@ -41,15 +43,18 @@
       "variables": [
         {
           "name": "Qt5_DIR",
-          "value": "${workspaceRoot}\\Externals\\Qt\\Qt5.14.1\\msvc2019_arm64\\lib\\cmake\\Qt5"
+          "value": "${workspaceRoot}\\Externals\\Qt\\Qt5.14.1\\msvc2019_arm64\\lib\\cmake\\Qt5",
+          "type": "STRING"
         },
         {
           "name": "CMAKE_SYSTEM_NAME",
-          "value": "Windows"
+          "value": "Windows",
+          "type": "STRING"
         },
         {
           "name": "CMAKE_SYSTEM_PROCESSOR",
-          "value": "aarch64"
+          "value": "aarch64",
+          "type": "STRING"
         }
       ]
     },
@@ -64,17 +69,32 @@
       "variables": [
         {
           "name": "Qt5_DIR",
-          "value": "${workspaceRoot}\\Externals\\Qt\\Qt5.14.1\\msvc2019_arm64\\lib\\cmake\\Qt5"
+          "value": "${workspaceRoot}\\Externals\\Qt\\Qt5.14.1\\msvc2019_arm64\\lib\\cmake\\Qt5",
+          "type": "STRING"
         },
         {
           "name": "CMAKE_SYSTEM_NAME",
-          "value": "Windows"
+          "value": "Windows",
+          "type": "STRING"
         },
         {
           "name": "CMAKE_SYSTEM_PROCESSOR",
-          "value": "aarch64"
-        }
-      ]
+          "value": "aarch64",
+          "type": "STRING"
+        }
+      ]
+    },
+    {
+      "name": "x64-Release",
+      "generator": "Ninja",
+      "configurationType": "RelWithDebInfo",
+      "buildRoot": "${projectDir}\\out\\build\\${name}",
+      "installRoot": "${projectDir}\\out\\install\\${name}",
+      "cmakeCommandArgs": "",
+      "buildCommandArgs": "",
+      "ctestCommandArgs": "",
+      "inheritEnvironments": [ "msvc_x64_x64" ],
+      "variables": []
     }
   ]
 }

Source/Core/Core/Slippi/SlippiPlayback.cpp

@@ -118,6 +118,7 @@ void SlippiPlaybackStatus::processInitialState()
 {
   INFO_LOG(SLIPPI, "saving iState");
   State::SaveToBuffer(iState);
+  State::SaveToBuffer(cState);
   SConfig::GetInstance().bHideCursor = false;
 };
 
@@ -266,9 +267,14 @@ void SlippiPlaybackStatus::loadState(s32 closestStateFrame)
     std::string stateString;
     decoder.Decode((char*)iState.data(), iState.size(), futureDiffs[closestStateFrame].get(), &stateString);
     std::vector<u8> stateToLoad(stateString.begin(), stateString.end());
+    if (stateToLoad.size() == 0) {
+      std::cout << "wtf break" << std::endl;
+    }
+    else {
       State::LoadFromBuffer(stateToLoad);
     }
   }
+}
 
 bool SlippiPlaybackStatus::shouldFFWFrame(s32 frameIndex) const
 {

Source/Core/Core/State.cpp

@@ -25,6 +25,8 @@
 #include "Common/Timer.h"
 #include "Common/Version.h"
 
+#include "Common/Logging/Log.h"
+
 #include "Core/ConfigManager.h"
 #include "Core/Core.h"
 #include "Core/CoreTiming.h"
@@ -192,8 +194,8 @@ static void DoState(PointerWrap& p)
 
   // Movie must be done before the video backend, because the window is redrawn in the video backend
   // state load, and the frame number must be up-to-date.
-  Movie::DoState(p);
-  p.DoMarker("Movie");
+  // Movie::DoState(p);
+  // p.DoMarker("Movie");
 
   // Begin with video backend, so that it gets a chance to clear its caches and writeback modified
   // things to RAM
@@ -214,9 +216,9 @@ static void DoState(PointerWrap& p)
   Gecko::DoState(p);
   p.DoMarker("Gecko");
 
-#if defined(HAVE_FFMPEG)
-  FrameDump::DoState();
-#endif
+//#if defined(HAVE_FFMPEG)
+//  FrameDump::DoState();
+//#endif
 }
 
 void LoadFromBuffer(std::vector<u8>& buffer)
@@ -240,16 +242,17 @@ void SaveToBuffer(std::vector<u8>& buffer)
 {
   Core::RunOnCPUThread(
       [&] {
+        INFO_LOG(SLIPPI, "at start of save to buffer call");
         u8* ptr = nullptr;
         PointerWrap p(&ptr, PointerWrap::MODE_MEASURE);
 
         DoState(p);
         const size_t buffer_size = reinterpret_cast<size_t>(ptr);
         buffer.resize(buffer_size);
-
         ptr = &buffer[0];
         p.SetMode(PointerWrap::MODE_WRITE);
         DoState(p);
+        INFO_LOG(SLIPPI, "at end of save to buffer call");
       },
       true);
 }

Source/Core/VideoCommon/VideoBackendBase.cpp

@@ -264,6 +264,9 @@ void VideoBackendBase::PopulateBackendInfoFromUI()
 
 void VideoBackendBase::DoState(PointerWrap& p)
 {
+#ifdef IS_PLAYBACK
+  VideoCommon_DoState(p);
+#else
   if (!SConfig::GetInstance().bCPUThread)
   {
     VideoCommon_DoState(p);
@@ -278,6 +281,7 @@ void VideoBackendBase::DoState(PointerWrap& p)
   // Let the GPU thread sleep after loading the state, so we're not spinning if paused after loading
   // a state. The next GP burst will wake it up again.
   Fifo::GpuMaySleep();
+#endif
 }
 
 void VideoBackendBase::InitializeShared()