Add time-moves-when-you-move mode (#536)

mm/2s2h/BenGui/BenMenuBar.cpp

@@ -10,6 +10,7 @@
 #include "2s2h/Enhancements/Enhancements.h"
 #include "2s2h/Enhancements/Graphics/MotionBlur.h"
 #include "2s2h/Enhancements/Graphics/PlayAsKafei.h"
+#include "2s2h/Enhancements/Modes/TimeMovesWhenYouMove.h"
 #include "2s2h/DeveloperTools/DeveloperTools.h"
 #include "2s2h/DeveloperTools/WarpPoint.h"
 #include "HudEditor.h"
@@ -539,6 +540,9 @@ void DrawEnhancementsMenu() {
         if (UIWidgets::BeginMenu("Modes")) {
             UIWidgets::CVarCheckbox("Play As Kafei", "gModes.PlayAsKafei",
                                     { .tooltip = "Requires scene reload to take effect." });
+            if (UIWidgets::CVarCheckbox("Time Moves When You Move", "gModes.TimeMovesWhenYouMove")) {
+                RegisterTimeMovesWhenYouMove();
+            }
             ImGui::EndMenu();
         }
         if (UIWidgets::BeginMenu("Player Movement")) {

mm/2s2h/Enhancements/Enhancements.cpp

@@ -42,6 +42,7 @@ void InitEnhancements() {
 
     // Modes
     RegisterPlayAsKafei();
+    RegisterTimeMovesWhenYouMove();
 
     // Player Movement
     RegisterClimbSpeed();

mm/2s2h/Enhancements/Enhancements.h

@@ -23,6 +23,7 @@
 #include "PlayerMovement/ClimbSpeed.h"
 #include "Songs/EnableSunsSong.h"
 #include "Saving/SavingEnhancements.h"
+#include "Modes/TimeMovesWhenYouMove.h"
 
 enum AlwaysWinDoggyRaceOptions {
     ALWAYS_WIN_DOGGY_RACE_OFF,

mm/2s2h/Enhancements/Modes/TimeMovesWhenYouMove.cpp

@@ -0,0 +1,31 @@
+#include "TimeMovesWhenYouMove.h"
+#include "libultraship/libultraship.h"
+#include "2s2h/Enhancements/GameInteractor/GameInteractor.h"
+
+extern "C" {
+#include "macros.h"
+#include "z64.h"
+extern PlayState* gPlayState;
+extern SaveContext gSaveContext;
+}
+
+static HOOK_ID onActorUpdateHookId = 0;
+
+void RegisterTimeMovesWhenYouMove() {
+    GameInteractor::Instance->UnregisterGameHookForID<GameInteractor::OnActorUpdate>(onActorUpdateHookId);
+    onActorUpdateHookId = 0;
+    gSaveContext.save.timeSpeedOffset = 0;
+
+    if (CVarGetInteger("gModes.TimeMovesWhenYouMove", 0)) {
+        onActorUpdateHookId = GameInteractor::Instance->RegisterGameHookForID<GameInteractor::OnActorUpdate>(
+            ACTOR_PLAYER, [](Actor* actor) {
+                Player* player = GET_PLAYER(gPlayState);
+
+                gSaveContext.save.timeSpeedOffset = -R_TIME_SPEED;
+                if (player->linearVelocity != 0) {
+                    gSaveContext.save.timeSpeedOffset =
+                        CLAMP(player->linearVelocity / 2 - R_TIME_SPEED, -R_TIME_SPEED, 10);
+                }
+            });
+    }
+}

mm/2s2h/Enhancements/Modes/TimeMovesWhenYouMove.h

@@ -0,0 +1,6 @@
+#ifndef MODES_TIME_MOVES_WHEN_YOU_MOVE_H
+#define MODES_TIME_MOVES_WHEN_YOU_MOVE_H
+
+void RegisterTimeMovesWhenYouMove();
+
+#endif // MODES_TIME_MOVES_WHEN_YOU_MOVE_H