Changes and improvements over original game

Not all options are turned on by default. Refer to TR1X_ConfigTool.exe for details.

UI

• added proper UI and bar scaling
• added enemy health bars
• added PS1 style UI
• added fade effects to displayed images
• improved support for windowed mode

Gameplay

• added ability to set user-defined FOV
• added ability to select weapons / using items with numeric keys
• added ability to look around while running
• added ability to forward and backward jump while looking
• added ability to look up and down while hanging
• added ability to sidestep like in TR3
• added ability to jump-twist and somersault like in TR2+
• added ability to cancel ledge-swinging animation like in TR2+
• added ability to jump at any point while running like in TR2+
• added ability to automatically walk to items when nearby
• added ability to roll while underwater like in TR2+
• added a pause screen
• added a choice whether to play NG or NG+ without having to play the entire game
• added Japanese mode (guns deal twice the damage, inspired by JP release of TR3); available for both NG and NG+
• added ability to restart level on death
• added ability to restart the adventure from any level when loading a game
• added the "Story so far..." option in the select level menu to view cutscenes and FMVs
• added graphics effects, lava emitters, flame emitters, and waterfalls to the savegame so they now persist on load
• added an option to restore the mummy in City of Khamoon room 25, similar to the PS version
• added a flag indicating if new game plus is unlocked to the player config which allows the player to select new game plus or not when making a new game
• fixed keys and items not working when drawing guns immediately after using them
• fixed counting the secret in The Great Pyramid
• fixed running out of ammo forcing Lara to equip pistols even if she doesn't carry them
• fixed a crash when Lara is on fire and goes too far away from where she caught fire
• fixed settings not being saved when exiting the game with Alt+F4
• fixed settings not persisting chosen layout (default vs. user keys)
• fixed the infamous Tihocan crocodile bug (integer overflow causing creatures to deal damage across the entire level)
• fixed Lara not being able to grab parts of some bridges
• fixed Lara voiding if a badly placed timed door closes on her (doesn't occur in OG levels)
• fixed bats being positioned too high
• fixed alligators dealing no damage if Lara remains still in the water
• fixed shotgun shooting when a locked target moves out of Lara's sight
• fixed shotgun shooting too fast when not aiming at a target
• fixed Lara grabbing ledges she shouldn't in stacked rooms (mainly St. Francis Folly tower)
• fixed rare cases of Lara getting set on fire on a bridge over lava
• fixed saving the game near Bacon Lara breaking her movement
• fixed Lara glitching through static objects into a black void
• fixed Lara pushing blocks through doors
• fixed Lara switching to pistols when completing a level with other guns
• fixed empty mutant shells in Unfinished Business spawning Lara's hips
• fixed gun pickups disappearing in rare circumstances on save load
• fixed broken dart ricochet effect
• fixed exploded mutant pods sometimes appearing unhatched on reload
• fixed bridges at floor level appearing under the floor
• fixed underwater currents breaking in rare cases
• fixed Lara loading inside a movable block if she's on a stack near a room portal
• fixed a game crash on shutdown if the action button is held down
• fixed Scion 1 respawning on load
• fixed triggered flip effects not working if there are no sound devices
• fixed ceiling heights at times being miscalculated, resulting in camera issues and Lara being able to jump into the ceiling
• fixed the ape not performing the vault animation when climbing
• fixed Natla's gun moving while she is in her semi death state
• fixed the bear pat attack so it does not miss Lara
• fixed dead centaurs exploding again after saving and reloading
• fixed the following floor data issues:

  Level	Changes
  St. Francis' Folly	moved the music trigger for track 3 in room 4 behind the Neptune door, and restored track 15 to play after using the 4 keys
  Tomb of Tihocan	missing trigger in room 62 for enemy 34
  City of Khamoon	incorrect trapdoor trigger types in rooms 31 and 34
  Obelisk of Khamoon	missing switch trigger type in room 66
  Atlantean Stronghold	fixed poorly configured portals between rooms 74 and 12

Cheats

• added a fly cheat
• added a level skip cheat
• added a door open cheat (while in fly mode)
• added a cheat to increase the game speed
• added a cheat to explode Lara like in TR2 and TR3

Input

• added ability to move camera around with W,A,S,D
• added additional custom control schemes
• added the ability to unbind unessential keys
• added the ability to reset control schemes to default
• added customizable controller support
• added an inverted look camera option
• fixed freeze when holding the Action key during end of level
• fixed inability to switch Control keys when shimmying
• fixed setting user keys being very difficult
• fixed skipping FMVs triggering inventory
• fixed skipping credits working too fast
• fixed not being able to close level stats with Escape
• fixed Lara jumping forever when alt+tabbing out of the game
• stopped the default controls from functioning when the user unbound them

Statistics

• added ability to keep timer on in inventory
• added optional compass level stats
• added optional final statistics screen
• added optional deaths counter
• added optional total pickups and kills per level
• added unobtainable pickups and kills stats support in the gameflow

Visuals

• added optional shotgun flash sprites
• added optional rendering of pickups on the ground as 3D meshes
• added Lara's braid to each level
• added support for displaying more than 3 pickup sprites
• added more control over when to show health bar and air bar
• added customizable health bar and air bar
• added rounded shadows (instead of the default octagon)
• added adjustable in-game brightness
• added support for HD FMVs
• added fanmade 16:9 menu backgrounds
• added optional fade effects
• added a vsync option
• added contextual arrows to menu options
• fixed thin black lines between polygons
• fixed black screen flashing when navigating the inventory
• fixed detail levels text flashing with any option change
• fixed underwater caustics animating at 2x speed
• fixed inconsistencies in some enemy textures
• fixed the animation of Lara's left arm when the shotgun is equipped
• fixed the following room texture issues:

  Level	Changes
  Gym	incorrect textures in room 9
  Caves	an incorrect texture in room 6 missing textures in rooms 1, 10, 14 and 30
  City of Vilcabamba	an incorrect texture in room 26 a missing texture in room 15
  Lost Valley	incorrect textures in rooms 6 and 9 missing textures in rooms 9, 25, 26, 27, 51, and 90
  Tomb of Qualopec	missing textures in room 8
  St. Francis' Folly	incorrect textures in rooms 18 and 35
  Colosseum	incorrect Midas textures appearing at the roof missing textures in rooms 2 and 7
  Palace Midas	incorrect textures in room 31 missing textures in rooms 2, 5, 9, 13, 30, and 53
  The Cistern	missing textures in rooms 3 and 9
  Tomb of Tihocan	incorrect textures in rooms 75 and 89
  City of Khamoon	incorrect textures in rooms 51 and 64 a missing texture in room 58
  Sanctuary of the Scion	missing textures in rooms 1, 21, 53, and 54
  Natla's Mines	a missing texture in room 35 overlapping textures in room 55
  Atlantis	incorrect textures in rooms 5, 18, 43, 50, 52, 58, 78, 85 and 87 missing texture in room 27
  Atlantis Cutscene	an incorrect texture in room 16
  The Great Pyramid	incorrect textures in rooms 2, 5, 31, 50, 52, 65 and 66 missing textures in rooms 21, 25, 26, and 66
  Return to Egypt	a missing texture in room 98
  Temple of the Cat	incorrect textures in rooms 50, 70, 71, 76, 78, 87 and 96 a missing texture in 75
  Atlantean Stronghold	incorrect textures in rooms 2, 6, 7 and 75 missing textures in rooms 5, 13, 19 and 74
  The Hive	incorrect textures in room 8, 13 and 18

Audio

• added music during the credits
• added an option to turn off sound effect pitching
• added an option to use the PlayStation Uzi sound effects
• added the current music track and timestamp to the savegame so they now persist on load
• added the triggered music tracks to the savegame so one shot tracks don't replay on load
• added detection for animation commands to play SFX on land, water or both
• fixed the sound of collecting a secret killing the music
• fixed audio mixer stopping playing sounds on big explosions
• fixed game audio not muting when game is minimized
• fixed underwater ambient sound effect not playing
• fixed sound effects playing rapidly in sound menu if input held down
• fixed sounds stopping instead of pausing when using the inventory or pausing
• fixed the following music triggers:

  Level	Changes
  Caves	converted track 9 in room 34 to one shot
  Tomb of Qualopec	converted track 17 in room 25 to one shot
  St. Francis' Folly	converted track 7 in room 18 to one shot
  Obelisk of Khamoon	converted track 3 in room 12 and track 4 in room 32 to one shot
  Sanctuary of the Scion	converted track 10 in room 0 to one shot
  Natla's Mines	converted track 3 in room 86 to one shot
  Atlantis	converted track 8 in room 59 to one shot
  The Great Pyramid	converted track 8 in room 36 to one shot
  Return to Egypt	converted track 19 in room 0, track 14 in room 15, track 15 in room 19, track 16 in room 22, track 6 in room 61, and track 11 in room 93 to one shot
  Temple of the Cat	converted track 12 in room 14, track 7 in room 98, and track 20 in room 100 to one shot
  Atlantean Stronghold	converted track 20 in room 4, track 19 in room 13, track 11 in room 17, track 15 in room 20, and track 12 in room 25 to one shot
  The Hive	converted track 9 in room 8, track 6 in room 18, track 12 in room 30, track 18 in room 31, track 3 in room 32, and track 20 in room 35 to one shot

Mods

• added ability to adjust Lara's starting health (easy no damage mod)
• added ability to disable healing between levels
• added ability to disable certain item pickups (all medpacks, shotgun, Magnums and/or UZIs)
• added ability to disable main menu demos, FMVs and/or cutscenes
• added external game flow (no longer 2 different .exes for TR1 and TR1UB). Refer to [GAMEFLOW.md](GAMEFLOW.md) for details
• added automatic calculation of secret counts (no longer having to fiddle with the .exe to get correct secret stats)
• added save game crystals game mode (enabled via gameflow)
• added per-level customizable water color (with customizable blue component)
• added per-level customizable fog distance

Miscellaneous

• added Linux builds
• added .jpeg/.png screenshots
• added an option to pause sound in the inventory screen
• added ability to skip FMVs with the Action key
• added ability to make freshly triggered (runaway) Pierre replace an already existing (runaway) Pierre
• expanded internal game memory limit from 3.5 MB to 16 MB
• expanded moveable limit from 256 to 10240
• expanded maximum textures from 2048 to 8192
• expanded maximum texture pages from 32 to 128
• ported audio decoding library to ffmpeg
• ported video decoding library to ffmpeg
• ported image decoding library to ffmpeg
• ported audio output library to SDL
• ported input method to SDL
• changed saves to be put in the saves/ directory
• fixed playing the secret sound in Tomb of Tihocan
• fixed reading user settings not restoring the volume