TR2

struct TR2Savegame
{
    uint8_t saveName[75]; // ASCII C string; null-terminated (there is always random data after \0, it is ignored); for accents see String Array section of TOMBPC.DAT page
    int32_t saveNumber;
    // First level use block 0, second use block 1... so that at the end of the game, 
    // it sums up everything and/or checks if you found all secrets, etc.
    // For simplicity, this includes the tile menu as a level.
    struct
    {
        uint16_t ammoPistols; // Always 0x3E8 (1000)
        uint16_t ammoAutoPistols; // 65,535 means unlimited
        uint16_t ammoUzis;
        uint16_t ammoShotgun;
        uint16_t ammoM16;
        uint16_t ammoGrenade;
        uint16_t ammoHarpoon;
        uint8_t smallMedipacks; // 255 means unlimited
        uint8_t largeMedipacks;
        uint8_t unknown;
        uint8_t flares;
        uint8_t unknown2[1];
        /* 0 None
         * 1 Pistols
         * 2 Automatic pistols
         * 3 Uzis
         * 4 Shotgun
         * 5 M16
         * 6 Grenade launcher
         * 7 Harpoon gun
         */
        uint8_t weapon; // equipped weapon
        /* 00000001 Level unlocked
         * 00000010 Pistols
         * 00000100 Automatic pistols
         * 00001000 Uzis
         * 00010000 Shotgun
         * 00100000 M16
         * 01000000 Grenade launcher
         * 10000000 Harpoon gun
         */
        uint16_t flags;
        uint8_t unknown3[2];
        uint32_t levelTime; // in game ticks
        uint32_t weaponHits;
        uint32_t weaponShots;
        uint32_t travelledDistance;
        uint16_t kills;
        uint8_t secretBits;
        uint8_t healthPacksUsed; // Divide by 2 for value. Large medipack = 1; Small = 0.5
    } levelInitData[24]; 
    uint32_t elapsedTime; // in game ticks (1/30th of a second), so divide by 30 for time in seconds
    uint32_t ammoUsed;
    uint32_t hits;
    uint32_t distanceTraveled; // Divide by 445.023 for value in meters
    uint32_t kills;
    /* 00000001 Bronze
     * 00000010 Jade
     * 00000100 Gold
     */
    uint8_t secrets;
    uint8_t healthPacksUsed; // Divide by 2 for value. Large medipack = 1; Small = 0.5
    uint16_t levelNumber; // First level = 1
    uint8_t unlimitedAmmo; // Enabled = 1
    uint8_t numPickups[2];
    uint8_t puzzle[4]; // Corresponds to TOMBPC.DAT Puzzle & Keys entries
    uint8_t keys[4];
    uint32_t roomsAreFlipped;
    uint8_t flipStates[10];
    uint16_t trackFlags[64];
    uint8_t cameraFlags[]; // size depends on number of cameras in level
    uint8_t itemData[]; // item-specific savegame data, needs to be studied
    uint16_t laraObjectNumber; // item id of lara
    uint16_t laraHandStatus;
    uint16_t laraWeapon1;
    uint16_t laraWeapon2;
    uint16_t laraWeapon3;
    uint16_t laraFallspeedOverride;
    uint16_t laraWaterState;
    uint8_t unknown7[4];
    uint16_t laraStumbleFrame;
    uint16_t laraStumbleDir;
    uint16_t laraAirTime; // in game ticks
    uint8_t unknown8[4];
    uint16_t laraUnderwaterSpeed;
    uint16_t stumbleTimeout;
    uint16_t flareTimer;
    uint16_t currentVehicleId;
    uint16_t currentWeaponItemId;
    uint16_t weaponObjectNumberLeftHand;
    uint16_t weaponFrame;
    uint16_t weaponFlags;
    uint32_t distanceToWaterSurface;
    Vector3_32 travelDistancePrevPos; // position of previous frame to calculate distance
    uint8_t unknown10[8];
    uint32_t laraMeshPtrs[15];
    uint32_t firingAtEnemy;
    Vector2_16 aimAngles;
    uint16_t turnSpeed;
    uint16_t moveAngle;
    VectorYXZ_16 headRot;
    VectorYXZ_16 torsoRot
 
    struct WeaponAnimData {
        uint32_t animFrame; // pointer to anim frame data
        uint16_t frame;
        uint16_t animId;
        uint16_t canShoot;
        VectorXY_16 aimAngles;
        uint8_t unknown[2];
        uint16_t shooting;
    };
    WeaponAnimData weaponAnimRight;
    WeaponAnimData weaponAnimLeft;
    uint32_t pistolsAmmo;
    uint32_t magnumsAmmo;
    uint32_t uziAmmo;
    uint32_t shotgunAmmo;
    uint32_t harpoonAmmo;
    uint32_t grenadeLauncherAmmo;
    uint32_t m16Ammo;
    uint32_t unknown11;
    uint32_t laraItemPtr;
    uint32_t gameEffectsPtr;
    uint16_t firstFreeEffect;
    uint16_t firstFreeItem;
    uint16_t firstActiveItem;
    uint16_t lastEffect;
    uint16_t bodyListHead; // for "clear bodies" floordata
 
    if(weapon1 != -1) {
        // data about this weapon
        uint16_t weaponObjectId;
        uint16_t weaponAnimNumber;
        uint16_t weaponFrame;
        uint16_t weaponAnimState;
        uint16_t goalAnimState;
    }
 
    uint32_t currentFlipEffect;
    uint32_t flipEffectDuration;
    uint32_t unknown12;
    uint32_t activeFlares;
 
    struct FlareInfo {
        int32_t x, y, z;
        int16_t rotX, rotY, rotZ;
        uint16_t room;
        uint16_t speed;
        uint16_t fallspeed;
        uint32_t unknown;
    };
 
    FlareInfo flareInfos[numFlares];
 
    // remainder is unused
    uint8_t readToEOF[];
};

The levelNumber field is used for determining what level the game should load when opening the savegame.