From 3bcb07dba411699b9720c1098628f5d680709e00 Mon Sep 17 00:00:00 2001
From: Irastris <irastris15@gmail.com>
Date: Tue, 14 Apr 2026 12:22:08 -0400
Subject: [PATCH] Frame interp: Title logo presentation sync & minor sync
 refactor

---
 src/d/actor/d_a_title.cpp        | 11 +++++++++++
 src/dusk/frame_interpolation.cpp |  7 +------
 src/m_Do/m_Do_graphic.cpp        | 23 ++++++++++++-----------
 3 files changed, 24 insertions(+), 17 deletions(-)

diff --git a/src/d/actor/d_a_title.cpp b/src/d/actor/d_a_title.cpp
index fc727a1248..6df52abc5b 100644
--- a/src/d/actor/d_a_title.cpp
+++ b/src/d/actor/d_a_title.cpp
@@ -18,6 +18,11 @@
 #include "JSystem/J2DGraph/J2DTextBox.h"
 #include "m_Do/m_Do_graphic.h"
 
+#ifdef TARGET_PC
+#include "dusk/frame_interpolation.h"
+#include "dusk/settings.h"
+#endif
+
 class daTit_HIO_c : public JORReflexible {
 public:
     daTit_HIO_c();
@@ -343,6 +348,12 @@ void daTitle_c::fastLogoDispInit() {
     field_0x604 = 0;
     mWaitTimer = 30;
     mProcID = 5;
+
+#ifdef TARGET_PC
+    if (dusk::getSettings().game.enableFrameInterpolation) {
+        dusk::frame_interp::request_presentation_sync();
+    }
+#endif
 }
 
 void daTitle_c::fastLogoDisp() {
diff --git a/src/dusk/frame_interpolation.cpp b/src/dusk/frame_interpolation.cpp
index 8c45c034c6..ced68b6be5 100644
--- a/src/dusk/frame_interpolation.cpp
+++ b/src/dusk/frame_interpolation.cpp
@@ -65,7 +65,6 @@ bool g_recording = false;
 bool g_interpolating = false;
 bool g_sync_presentation = false;
 uint32_t g_presentation_counter = 0;
-uint32_t g_presentation_sync_end = 0;
 
 float g_step = 0.0f;
 uint32_t g_pending_presentation_ui_ticks = 0;
@@ -280,10 +279,7 @@ void begin_record() {
         return;
     }
 
-    if (g_sync_presentation && g_presentation_counter > g_presentation_sync_end) {
-        g_sync_presentation = false;
-    }
-
+    g_sync_presentation = false;
     g_previous_recording = std::move(g_current_recording);
     g_current_recording = {};
     g_current_path.clear();
@@ -320,7 +316,6 @@ void request_presentation_sync() {
         return;
     }
     g_sync_presentation = true;
-    g_presentation_sync_end = g_presentation_counter + 1;
 }
 
 bool presentation_sync_active() {
diff --git a/src/m_Do/m_Do_graphic.cpp b/src/m_Do/m_Do_graphic.cpp
index 51733dad8c..f3672fdc8c 100644
--- a/src/m_Do/m_Do_graphic.cpp
+++ b/src/m_Do/m_Do_graphic.cpp
@@ -28,10 +28,6 @@
 #include "d/d_menu_collect.h"
 #include "d/d_meter2_info.h"
 #include "d/d_s_play.h"
-#include "dusk/endian.h"
-#include "dusk/frame_interpolation.h"
-#include "dusk/gx_helper.h"
-#include "dusk/logging.h"
 #include "f_ap/f_ap_game.h"
 #include "f_op/f_op_actor_mng.h"
 #include "f_op/f_op_camera_mng.h"
@@ -52,8 +48,12 @@
 
 #if TARGET_PC
 #include "d/actor/d_a_horse.h"
-#include "dusk/imgui/ImGuiConsole.hpp"
 #include "dusk/dusk.h"
+#include "dusk/endian.h"
+#include "dusk/frame_interpolation.h"
+#include "dusk/gx_helper.h"
+#include "dusk/imgui/ImGuiConsole.hpp"
+#include "dusk/logging.h"
 #endif
 
 class mDoGph_HIO_c : public JORReflexible {
@@ -1989,12 +1989,13 @@ static void captureScreenPerspDrawInfo(JPADrawInfo& info) {
 static void drawItem3D() {
     ZoneScoped;
 #ifdef TARGET_PC
-    // Frame interpolation: Title screen needs 0.0f while everything else that runs through this is -100.0f.
-    // Running presentation faster than logic revealed the problem. Thanks, Nintendo.
-    if (fopAcM_SearchByName(fpcNm_TITLE_e) != nullptr) {
-        dMenu_Collect3D_c::setViewPortOffsetY(0.0f);
-    } else {
-        dMenu_Collect3D_c::setViewPortOffsetY(-100.0f);
+    if (dusk::getSettings().game.enableFrameInterpolation) {
+        // FRAME INTERP NOTE: Title screen needs 0.0f while everything else that runs through this is -100.0f.
+        if (fopAcM_SearchByName(fpcNm_TITLE_e) != nullptr) {
+            dMenu_Collect3D_c::setViewPortOffsetY(0.0f);
+        } else {
+            dMenu_Collect3D_c::setViewPortOffsetY(-100.0f);
+        }
     }
 #endif
     Mtx item_mtx;