Merge remote-tracking branch 'origin/main' into tphd

# Conflicts:
#	CMakeLists.txt
#	src/dusk/file_select.cpp

include/d/actor/d_a_alink.h

@@ -4552,6 +4552,18 @@ public:
     void handleWolfHowl();
     void handleQuickTransform();
     bool checkGyroAimContext();
+
+    void onIronBallChainInterpCallback();
+
+    static const int IRON_BALL_CHAIN_COUNT = 102;
+    cXyz mIBChainInterpPrevPos[IRON_BALL_CHAIN_COUNT];
+    cXyz mIBChainInterpCurrPos[IRON_BALL_CHAIN_COUNT];
+    csXyz mIBChainInterpPrevAngle[IRON_BALL_CHAIN_COUNT];
+    csXyz mIBChainInterpCurrAngle[IRON_BALL_CHAIN_COUNT];
+    cXyz mIBChainInterpPrevHandRoot;
+    cXyz mIBChainInterpCurrHandRoot;
+    bool mIBChainInterpPrevValid;
+    bool mIBChainInterpCurrValid;
 #endif
 };  // Size: 0x385C
 

include/d/actor/d_a_e_db.h

@@ -80,6 +80,12 @@ public:
     /* 0x125C */ u32 field_0x125c;
     /* 0x1260 */ u8 field_0x1260[0x126C - 0x1260];
     /* 0x126C */ u8 HIOInit;
+#if TARGET_PC
+    cXyz mStalkLineInterpPrev[12];
+    cXyz mStalkLineInterpCurr[12];
+    bool mStalkLineInterpPrevValid;
+    bool mStalkLineInterpCurrValid;
+#endif
 };
 
 STATIC_ASSERT(sizeof(e_db_class) == 0x1270);

include/d/actor/d_a_e_hb.h

@@ -73,6 +73,12 @@ public:
     /* 0x124C */ f32 field_0x124c;
     /* 0x1250 */ u8 field_0x1250[0x1264 - 0x1250];
     /* 0x1264 */ u8 HIOInit;
+#if TARGET_PC
+    cXyz mStalkLineInterpPrev[12];
+    cXyz mStalkLineInterpCurr[12];
+    bool mStalkLineInterpPrevValid;
+    bool mStalkLineInterpCurrValid;
+#endif
 };
 
 STATIC_ASSERT(sizeof(e_hb_class) == 0x1268);

include/d/actor/d_a_e_s1.h

@@ -81,6 +81,15 @@ public:
     /* 0x306D */ u8 field_0x306D[0x307C - 0x306D];
     /* 0x307C */ u32 mBodyEffEmtrID;
     /* 0x3080 */ u8 mInitHIO;
+
+#if TARGET_PC
+    static const int HAIR_STRAND_COUNT = 22;
+    static const int HAIR_SEGMENT_COUNT = 16;
+    cXyz mHairInterpPrev[HAIR_STRAND_COUNT * HAIR_SEGMENT_COUNT];
+    cXyz mHairInterpCurr[HAIR_STRAND_COUNT * HAIR_SEGMENT_COUNT];
+    bool mHairInterpPrevValid;
+    bool mHairInterpCurrValid;
+#endif
 };
 
 STATIC_ASSERT(sizeof(e_s1_class) == 0x3084);

include/d/actor/d_a_e_yd.h

@@ -74,6 +74,12 @@ public:
     /* 0x1250 */ f32 field_0x1250;
     /* 0x1254 */ u8 field_0x1254[0x1268 - 0x1254];
     /* 0x1268 */ u8 field_0x1268;
+#if TARGET_PC
+    cXyz mLineMatInterpPrev[12];
+    cXyz mLineMatInterpCurr[12];
+    bool mLineMatInterpPrevValid;
+    bool mLineMatInterpCurrValid;
+#endif
 };
 
 STATIC_ASSERT(sizeof(e_yd_class) == 0x126c);

include/d/actor/d_a_e_yg.h

@@ -63,6 +63,15 @@ public:
     /* 0x0BB4 */ yg_ke_s mYgKes[13];
     /* 0x1880 */ mDoExt_3DlineMat0_c mLineMat;
     /* 0x189C */ u8 mIsFirstSpawn;
+
+#if TARGET_PC
+    static const int TENTACLE_STRAND_COUNT = 13;
+    static const int TENTACLE_SEGMENT_COUNT = 10;
+    cXyz mTentacleInterpPrev[TENTACLE_STRAND_COUNT * TENTACLE_SEGMENT_COUNT];
+    cXyz mTentacleInterpCurr[TENTACLE_STRAND_COUNT * TENTACLE_SEGMENT_COUNT];
+    bool mTentacleInterpPrevValid;
+    bool mTentacleInterpCurrValid;
+#endif
 };
 
 STATIC_ASSERT(sizeof(e_yg_class) == 0x18a0);

include/d/actor/d_a_e_yh.h

@@ -77,6 +77,12 @@ public:
     /* 0x1260 */ u32 field_0x1260;
     /* 0x1260 */ u8 field_0x1264[0x1270 - 0x1264];
     /* 0x1270 */ bool mIsHIOOwner;
+#if TARGET_PC
+    cXyz mLineInterpPrev[12];
+    cXyz mLineInterpCurr[12];
+    bool mLineInterpPrevValid;
+    bool mLineInterpCurrValid;
+#endif
 };
 
 STATIC_ASSERT(sizeof(e_yh_class) == 0x1274);

include/d/actor/d_a_obj_fchain.h

@@ -31,6 +31,10 @@ public:
     csXyz* getAngle() { return field_0x8a4; }
     J3DModelData* getModelData() { return mModelData; }
 
+#if TARGET_PC
+    void onInterpCallback();
+#endif
+
 private:
     /* 0x568 */ request_of_phase_process_class mPhase;
     /* 0x570 */ J3DModelData* mModelData;
@@ -42,6 +46,14 @@ private:
     /* 0x694 */ cXyz field_0x694[22];
     /* 0x79C */ cXyz field_0x79c[22];
     /* 0x8A4 */ csXyz field_0x8a4[22];
+
+#if TARGET_PC
+    static const int CHAIN_COUNT = 22;
+    cXyz mChainInterpPrev[CHAIN_COUNT];
+    cXyz mChainInterpCurr[CHAIN_COUNT];
+    bool mChainInterpPrevValid;
+    bool mChainInterpCurrValid;
+#endif
 };
 
 STATIC_ASSERT(sizeof(daObjFchain_c) == 0x928);

include/dusk/gyro.h

@@ -12,6 +12,7 @@ void rollgoalTableOffset(s16& out_ax, s16& out_az);
 extern bool s_sensor_keep_alive;
 bool get_sensor_keep_alive();
 void set_sensor_keep_alive(bool value);
+bool rollgoal_gyro_enabled();
 }  // namespace dusk::gyro
 
 #endif

include/dusk/io.hpp

@@ -1,6 +1,7 @@
 #ifndef DUSK_IO_HPP
 #define DUSK_IO_HPP
 
+#include <filesystem>
 #include <vector>
 
 // I can't believe it's 2026 and neither SDL (no error codes) nor
@@ -15,7 +16,7 @@ namespace dusk::io {
  * Methods on this class throw appropriate C++ exceptions when an error occurs.
  */
 class FileStream {
-    void* file;
+    FILE* file;
 
 public:
     FileStream() noexcept;
@@ -23,7 +24,7 @@ public:
     /**
      * \brief Take ownership of a FILE* handle.
      */
-    explicit FileStream(void* file);
+    explicit FileStream(FILE* file);
     FileStream(const FileStream& other) = delete;
     FileStream(FileStream&& other) noexcept;
 
@@ -34,6 +35,11 @@ public:
      */
     static FileStream OpenRead(const char* utf8Path);
 
+    /**
+     * \brief Open a file for reading at the given path.
+     */
+    static FileStream OpenRead(const std::filesystem::path& path);
+
     /**
      * \brief Create a file for writing.
      *
@@ -41,16 +47,33 @@ public:
      */
     static FileStream Create(const char* utf8Path);
 
+    /**
+     * \brief Create a file for writing.
+     *
+     * If there is an existing file, its contents are demolished.
+     */
+    static FileStream Create(const std::filesystem::path& path);
+
     /**
      * \brief Read the byte contents of a file directly into a vector.
      */
     static std::vector<u8> ReadAllBytes(const char* utf8Path);
 
+    /**
+     * \brief Read the byte contents of a file directly into a vector.
+     */
+    static std::vector<u8> ReadAllBytes(const std::filesystem::path& path);
+
     /**
      * \brief Read the byte contents of a file directly into a vector.
      */
     static void WriteAllText(const char* utf8Path, std::string_view text);
 
+    /**
+     * \brief Read the byte contents of a file directly into a vector.
+     */
+    static void WriteAllText(const std::filesystem::path& path, std::string_view text);
+
     /**
      * \brief Read the remaining contents of the file directly into a vector.
      */
@@ -59,17 +82,24 @@ public:
     /**
      * Get direct access to the underlying FILE* handle.
      */
-    [[nodiscard]] void* GetFileHandle() const noexcept {
-        return file;
-    }
+    [[nodiscard]] void* GetFileHandle() const noexcept { return file; }
 
     /**
      * Write data to the file.
      */
     void Write(const char* data, size_t dataLen);
+
+    FILE* ToInner();
 };
 
+/**
+ * Converts a std::filesystem::path to a std::string, UTF-8, without exploding on Windows.
+ */
+inline std::string fs_path_to_string(const std::filesystem::path& path) {
+    const auto u8str = path.u8string();
+    return {reinterpret_cast<const char*>(u8str.c_str())};
 }
 
+}  // namespace dusk::io
 
 #endif  // DUSK_IO_HPP

include/dusk/main.h

@@ -7,11 +7,18 @@
 
 #include <filesystem>
 
+#if defined(_WIN32) ||                                                                             \
+    (defined(__APPLE__) && !TARGET_OS_IOS && !TARGET_OS_TV && !TARGET_OS_MACCATALYST) ||           \
+    (defined(__linux__) && !defined(__ANDROID__))
+#define DUSK_CAN_OPEN_DATA_FOLDER 1
+#else
+#define DUSK_CAN_OPEN_DATA_FOLDER 0
+#endif
+
 namespace dusk {
     extern bool IsRunning;
     extern bool IsShuttingDown;
     extern bool IsGameLaunched;
-    extern bool IsFocusPaused;
     extern bool RestartRequested;
     extern std::filesystem::path ConfigPath;
 
@@ -23,6 +30,7 @@ namespace dusk {
 #endif
 
     void RequestRestart() noexcept;
+    bool OpenDataFolder();
 }
 
 #endif  // DUSK_MAIN_H

include/dusk/settings.h

@@ -27,6 +27,11 @@ enum class DiscVerificationState : u8 {
     HashMismatch,
 };
 
+enum class GyroMode : u8 {
+    Sensor = 0,
+    Mouse = 1,
+};
+
 namespace config {
 template <>
 struct ConfigEnumRange<BloomMode> {
@@ -45,6 +50,12 @@ struct ConfigEnumRange<DiscVerificationState> {
     static constexpr auto min = DiscVerificationState::Unknown;
     static constexpr auto max = DiscVerificationState::HashMismatch;
 };
+
+template <>
+struct ConfigEnumRange<GyroMode> {
+    static constexpr auto min = GyroMode::Sensor;
+    static constexpr auto max = GyroMode::Mouse;
+};
 }
 
 // Persistent user settings
@@ -102,8 +113,8 @@ struct UserSettings {
         ConfigVar<bool> minimalHUD;
         ConfigVar<bool> pauseOnFocusLost;
         ConfigVar<bool> enableLinkDollRotation;
-        ConfigVar<bool> enableAchievementNotifications;
-
+        ConfigVar<bool> enableAchievementToasts;
+        ConfigVar<bool> enableControllerToasts;
 
         // Graphics
         ConfigVar<BloomMode> bloomMode;
@@ -120,6 +131,7 @@ struct UserSettings {
         ConfigVar<bool> midnasLamentNonStop;
 
         // Input
+        ConfigVar<GyroMode> gyroMode;
         ConfigVar<bool> enableGyroAim;
         ConfigVar<bool> enableGyroRollgoal;
         ConfigVar<float> gyroSensitivityX;
@@ -135,6 +147,7 @@ struct UserSettings {
         ConfigVar<float> freeCameraSensitivity;
         ConfigVar<bool> debugFlyCam;
         ConfigVar<bool> debugFlyCamLockEvents;
+        ConfigVar<bool> allowBackgroundInput;
 
         // Cheats
         ConfigVar<bool> infiniteHearts;