CHANGELOG.md

BStone: Unofficial source port of Blake Stone: Aliens of Gold and Blake Stone: Planet Strike

Changelog

[1.3.3] - 2026-01-25

Fixed

• [#529] Slow doors and slow enemies, and slow weapon firing speed in OpenBSD

[1.3.2] - 2025-12-30

Fixed

• [#505] Elevator stats screen sound timing. (@bbitmaster)

[1.3.1] - 2025-12-24

Fixed

• [#525][VK] Handle resize and swapchain image acquisition. (Frank Praznik)

[1.3.0] - 2025-12-21

Added

• Vulkan 1.0 renderer.
• New values for cvar 'vid_renderer': 'vulkan' and 'null' (debug build only).
• [CMake] New option 'BSTONE_VULKAN_COMPILE_SHADERS' to control compiling Vulkan shaders. Useful for development.
• [CMake] New option 'BSTONE_VULKAN_COMPILE_SHADERS_DEBUG_BUILD' to control debug information in Vulkan shaders. Useful for development.

Changed

• [WIN32] Use RtlGetVersion to get OS version.
• Update SDL to v2.32.10.
• Use short Git hash for window caption and package version.

Fixed

• [GLAPIGEN] Fix possible sub-expression overflow.
• [GLAPIGEN] Fix operator precedence.

[1.2.16] - 2025-05-13

Added

• Exclusive fullscreen mode and borderless fullscreen windowed mode.
• Cvar to control refresh rate in exclusive fullscreen mode (vid_refresh_rate).
• Cvar to control windw mode (vid_window_mode).

Fixed

• [CMake] Do not use command 'project' in the intermediate scripts.

[1.2.15] - 2025-03-22

Fixed

• MacOS build with embeded SDL v2.32.2.

[1.2.14] - 2025-03-21

Fixed

• [#510] Crash if external textures are on and there are no any texture file.
• [#512] Crash when extracting the sprites.
• Missing path normalization in extractors.
• Crash when level to extract is missing.

Changed

• Create destination directory when extracting the resources.
• Update SDL to v2.32.2.

[1.2.13] - 2024-12-14

Fixed

• [#442] [AOG][HWR] Fix weapon position when toggle widescreen.
• [#450] Hide back-to-demo menu item when there is no mission active.
• [#467] Informants Die Upon Reloading a QuickSave.
• [#469] Fizzle fade on death.
• [#474] Don't increase a turn speed when running.
• [#478] [AOG] Walking sounds for Cyborg Warrior and Bio-Mech Guardian.
• [#479] "Full map" cheat.
• [#480] Asleep enemies when dumps info to log.
• [#464] [Windows] DPI awarness.
• [#485] [HWR] Render walls on both sides of a door to avoid a possible gap.
• [#483] Possible saved game corruption.
• [#462] Load maps from https://legacy.3drealms.com/stuff/bsflrs.zip.
• Boss spawning in AOG.
• Error at startup when profile directory is empty.
• Buffer overflow for textured ceiling or floor.
• [CFG] Escape argument string on serialization.
• Sprite extraction error "Sprite page index out of range."
• "Actor is in actorat" condition.
• Order buttons inside the message box from right to left.
• Possible out of range index access in ClearNClose.
• [HWR] Crash on E5M14.
• [SDL] Audio mixer crash on exit.
• Crash when playing UI sound and there is no audio devices detected.

Added

• [#503] If the player score for the level is above 96%, the informant will tell the location of a single missing enemy or item.
• [CMake] Option BSTONE_INTERNAL_SDL2 to use bundled SDL2 source code.
• CVar facility.
• Add tool to trim file paths in the executable.
• Add option to control checking for error of 3D renderer API.
• [PS] Add option to toggle a map in stats like in AOG.
• Add Git commit's hash to the version.
• Log error when message box fails.
• Option extract_levels to extract levels in MapEdit format (FLR).
• Button to error message box to open a log file.

Changed

• [#383] Change description of "is windowed" for windowed fullscreen.
• Relicense completely new source code under MIT license.
• [AUDIO] Rename audio driver type 2d_sdl to system.
• [AUDIO] Rename audio driver type 3d_openal to openal.
• Rename cvar vid_aa_kind to vid_aa_type.
• [CVAR] Rename audio drivers (r2_sdl -> system, r3_openal -> openal).
• Rename cvar vid_aa_kind to vid_aa_type.
• Use multiple search paths (data, mod) for external resources.
• [Windows 11+] Remove round corners of a window.
• Update SDL to v2.30.10.
• Update Nuked OPL3 to cfedb09efc03f1d7b5fc1f04dd449d77d8c49d50.
• Update stb (stb_image.h v2.29; stb_image_write.h v1.16).
• Set CMake minimum version to v3.5.0.
• Option --data_dir does not affect auto-detection of original assets.

Removed

• PS Vita support (long time not maintained, outdated code).

[1.2.12] - 2022-09-18

Added

• Support Nuked OPL3 emulator.
• Option to control OPL3 emulator type (snd_opl3_type).
• [README] "Known issues" section.

Fixed

• Cancel strafe movement if both keys are pressed.
• Clear damage effects after loading the game, etc.
• Fix GOG / Steam content detection.
• Fix checking if the level is official.
• Fix crash after changing audio driver via the menu.
• Match audio attenuation to vanilla as close as possible.
• Option vid_renderer now works in command-line.
• Render 3D scene behind "You are jamming" cheat message box.
• Use SDL 2.0.5+ functions only if available.
• [AOG] Conditions to complete the episode.
• [AOG] Fix "N/A" font size and color in the floor input panel.
• [AOG] Interact with elevator controls on east-west side only.
• [AOG] Match transporting behavior between floors to original.
• [AOG] Render ouch frame only on damage for Plasma Sphere.
• [AOG] Reverse textures for charge packs.
• [HWR] Render enter-only door size without lock as unlocked.
• [OAL] List only available extensions.
• [OAL] Load AL symbols within context.
• [SDL] Error "Renderer already associated with window".
• [SDL] Reduce CPU usage for digitized low-pass filtering.

Changed

• Limit stream I/O to 32 bit.
• [OAL] List devices with ALC_ENUMERATE_ALL_EXT if available.
• [VIDEO] Rename vid_windowed_height to vid_height.
• [VIDEO] Rename vid_windowed_width to vid_width.
• [VIDEO] Rename vid_windowed_x to vid_x.
• [VIDEO] Rename vid_windowed_y to vid_y.

Removed

• Exclusive fullscreen mode.
• Option vid_is_windowed.
• Resampling low-pass filter and it's options (snd_resampling_interpolation, snd_resampling_lpf).

[1.2.11] - 2021-03-21

Added

• [CMake] Root CMakeLists.txt.
• [CMake] Add option BSTONE_MORE_COMPILER_WARNINGS for more compiler warnings.
• Bindings to take screenshots (default F5).
• Option to control weapon bobbing (actual for Planet Strike only).
• PC Speaker SFX.
• Option snd_sfx_type to switch between AdLib and PC Speaker audio.
• Option snd_is_sfx_digitized to toggle SFX digitization.
• Extracting unprocessed audio (*.data).
• Extracting PC Speaker audio.

Changed

• [CMake] Minimum supported version is 3.4.0.
• Audio low-pass filtering is disabled by default.

Fixed

• Compiling under non-MSYS MinGW.
• Content search.
• Show dropped important items (keys, etc.) on auto-map.
• Don't draw the scene for "show full map" cheat.
• Reduce compiling warnings.
• Make the application DPI aware.
• [OAL] Discard sounds with lower priority on same actor's channel.
• [OAL] Fix hangs on changing audio settings when any world's sound playing.
• [HWR] Mismatched texture for door track.
• [HWR] Flooring / Ceiling texture direction.
• Non-readable log file while application is running.
• Item flags for message box.

[1.2.10] - 2021-02-14

Added

• Support for external textures (bmp, png).
• Configuration for external textures (vid_external_textures).
• OpenAL 3D audio driver.
• Configuration for OpenAL driver (snd_driver, snd_oal_library, snd_oal_device_name).

Fixed

• Search path with provided data_dir.
• Double fading on new game or load game when using hw renderer (Emile Belanger, @emileb).
• Fade whole screen when in widescreen and 3D view is showing (Emile Belanger, @emileb).
• Next map number for level transition.
• Support for lowercase resource file names.
• [CMake] Always enabled precompiled headers.

[1.2.9] - 2020-11-14

Added

• Option vid_filler_color_index to select filler color.
• [Windows] File information resource.

Fixed

• Enable sfx and music by default for first startup.
• Lives counter.
• Input floor panel visual glitches.

[1.2.8] - 2020-07-10

Fixed

• Disabled episodes 5 and 6 in static build.

[1.2.7] - 2020-07-07

Fixed

• Extraction of compressed texts.
• Same texture for door type BIO.
• Player radius for item pickup.
• Missing test for pushwall in CheckLine.
• Fix sfx turning off when in-game sounds paused.
• Show option "Game Options -> Video -> Stretch UI".

Changed

• Replaced almost all fixed-point arithmetic with a floating-point one.
• Relay on CMake's PCH support if available.

[1.2.6] - 2020-06-18

Added

• Option snd_resampling_interpolation to specify interpolation method for resampling.
• Option snd_resampling_lpf to toggle low-pass filter for resampling.

[1.2.5] - 2020-06-11

Fixed

• [AOG][E4L1] Removed unnecessary in-place level fix.

[1.2.4] - 2020-06-11

Added

• [AOG] "Cursor" for elevetor panel.
• Option --extract_vga_palette to extract VGA palette.
• Pause game audio when in menu.

Changed

• Increased maximum actor count.
• Use floating point for audio mixing.
• Rewrite low-pass filter for PCM upsampling.
• Saved games are not compatible with previous version.

Fixed

• [AOG] Revised initial hitpoints for bosses.
• [AOG][E4L1] Added missing barrier switch for 100% points.
• [PS] Hide already pushed pushwall on auto-map.
• Pickup items while attacking.
• Sprite precache for Perscan Drone and Volatile Material Transport.
• Both games should be now completable with 100% rating.

[1.2.3] - 2020-05-27

Added

• Input bindings to cycle weapons.

Changed

• Apply bonus queue after finishing the mission.
• Write data into temporary file and then rename it.
• Enable high score menu for debug build.
• Saved games are not compatible with previous version.

Fixed

• [AOG] Animation timings for some actors to match origin.
• [AOG] Bio-tech placed on special tile (E5L2; (18, 43)).
• Sprite precache for crate items.
• Sprite precache for morphed Dr. Goldfire.
• Level state after death when extra live is available.
• Add points for destroying projector generator.
• Displaying pushwalls after loading from saved game.
• Hit points table.
• Player's attack tracing.
• Zigzag movement when strafing along the wall.

Removed

• Default values for some input bindings.

[1.2.2] - 2020-05-14

Fixed

• Handling of file paths.

[1.2.1] - 2020-05-11

Added

• Auto-detect game content of GOG and Steam.
• Show message box with options if multiple game contents found.

[1.2.0] - 2020-05-09

Added

• 3D-renderer (OpenGL backend).
• Menu to control video mode.
• Menu to control texturing.
• [RHW] Texture upscale filter (xBRZ).
• Option snd_is_disabled to ignore audio subsystem.
• Option vid_is_positioned to control position of the window.
• Option vid_is_widescreen to control widescreen mode.
• Option vid_is_ui_stretched to control UI stretching.
• Option vid_2d_texture_filter to control texturing filter for UI.
• Option vid_3d_texture_image_filter to control texturing image filter for the scene.
• Option vid_3d_texture_mipmap_filter to control texturing mipmap filter for the scene.
• Option vid_3d_texture_anisotropy to control anisotropy filter for the scene.
• Option vid_texture_upscale_filter to select texturing upscale filter.
• Option vid_texture_upscale_xbrz_degree to control degree of xBRZ filter.
• Option vid_aa_kind to select anti-aliasing mode.
• Option vid_aa_degree to select anti-aliasing degree.
• Option calculate_hashes to calculate hashes of resource files.
• Option extract_walls to extract graphics resources (wall, flooring, etc.).
• Option extract_sprites to extract graphics resources (actors, decorations, etc.).
• Option extract_music to extract music resources.
• Option extract_sfx to extract sfx resources.
• Option extract_texts to extract text resources.
• Option extract_all to extract all resources.
• Generic instruction on how to compile on Linux-based system.

Removed

• Option vid_scale.
• Vanilla input bindings and related menu items.

Changed

• Renamed option vid_windowed to vid_is_windowed.
• Renamed option vid_window_x to vid_x.
• Renamed option vid_window_y to vid_y.
• Renamed option debug_dump_hashes to calculate_hashes.
• Split option vid_mode into vid_width and vid_height.
• Renamed option vid_no_vsync to vid_vsync.
• Values of option vid_renderer.
• Serializing barrier switches.
• Disabled music caching.
• Reduced volume factor of OPL sounds.
• Saved games are not compatible with previous versions.

Fixed

• Audio normalization.

[1.1.16] - 2020-02-01

Fixed

• Removed some checks on barriers (by bibendovsky).

[1.1.15] - 2020-01-25

Changed

• Number secret floor (by bibendovsky).

Fixed

• Destination position for inter-floor teleporter (by bibendovsky).

[1.1.14] - 2019-11-09

Added

• [Vita] Version 0.3 (by 01y).
• [Vita] Joystick sensitivity via CONTROLS menu (by 01y).
• [Vita] Previous/Next weapon controls (by 01y).
• [Vita] Circle button backs out of menu (by 01y).

Changed

• README monospace formatting, keyboard glyphs (by cxong).
• [Vita] Heap size increased to 192 MiB (by 01y).
• [Vita] Assets search strategy (by 01y).
• [Vita] Control constants to match default keyboard speed (by 01y).

Removed

• Alt and Ctrl to handle menu item (by bibendovsky).

Fixed

• Text typos (by mnhauke).
• SDL with two digit sub-version number (by bibendovsky).
• Apply floor bonus correctly on percentage greater than 100% (by XxMiltenXx).
• [Vita] Readme corrections (by 01y).
• [Vita] Circle button behavior in menu (by 01y).
• [Vita] Sound volume visualization (by 01y).

[1.1.13] - 2019-07-11

Fixed

• [AOG] Allow to warp to level beyond the 10th one.
• Critical error if switch connected to non-activable object.

[1.1.12] - 2019-02-09

Fixed

• [CMake] Dependency on TestBigEndian.
• Dependencies on raycaster for hitscan, item pickup and saved game.

Added

• [MSVC] Add option for multi-process compilation (BSTONE_USE_MULTI_PROCESS_COMPILATION).

[1.1.11] - 2019-01-12

Fixed

• Disabled fade in/out effect.
• Segfault at JAM logo on some platforms.
• Invalid direction of running Blake at the ending of mission 2.
• Lowered by one pixel lower status panel.
• Option "--profile_dir".

[1.1.10] - 2018-12-31

Added

• Allow lowercase asset file name.
• Allow to back to the game from the main menu by hitting ESC.
• Option to toggle UI stretching.
• Option to toggle intro/outro/promo.
• Playstation Vita support.
• Command-line option to dump assets SHA1 hash (--debug_dump_hashes).
• Command-line option to specify mod assets (--mod_dir).
• Track map file hash in saved game.
• AoG Shareware support (v1.0/v2.0/v2.1).
• Option to toggle fade in/out effect.

Changed

• Rewrite CMake script.
• C++ standard to C++14.
• Revise code.
• Find assets strategy: AoG -> PS -> AoG SW

Removed

• Command-line options: --aog_10, --aog_2x, --aog_30.

Fixed

• One pixel gap between the edge of view and weapon sprite.
• Lightning on AoG maps.
• Mask UI between some screen transitions.

[1.1.9] - 2017-09-08

Fixed

• Teleporting out effect.

[1.1.8] - 2017-08-06

Added

• Widescreen mode.
• Icon and it's resource file (Windows).

Changed

• Use text format for configuration.
• Made E2M6 completable with 100% stats.

Removed

• Makefile.pandora.
• Custom renderers.

Fixed

• Bottom view bound when drawing sprites.
• Command-line to force a software renderer.
• Mouse sensitivity.
• Weapon switching.
• Offset of floor info on upper status bar.

[1.1.7] - 2016-04-09

Fixed

• Interaction checks for doors.

[1.1.6] - 2016-02-07

Added

• Installation rules for CMake.

Changed

• Do not play "use" sound if not interacting with bio-tech, wall or push-wall.

Fixed

• Always unlock floor with red card after the last unlocked one.
• Crash in some cases for interaction code.
• Number of episodes for Planet Strike.
• Do not shade cloaked shapes.

[1.1.5] - 2015-10-12

Changed

• Increased max mouse sensitivity value.

Fixed

• Option --version now works without data files.

[1.1.4] - 2015-09-11

Added

• Option to override default profile's path.

[1.1.3] - 2015-08-29

Fixed

• Falling back to software rendering.

[1.1.2] - 2015-08-22

Fixed

• (AOG) Discovered hidden area shows with darker color on map.
• (AOG) Weapon's image size on screen reduced a bit.

[1.1.1] - 2015-06-22

Fixed

• (AoG) Weapon scale.

[1.1.0] - 2015-06-11

Added

• Support of Aliens of Gold v1.0/v2.0/v3.0.
• Option to stretch rendered image to window.
• Handle game closing by pressing window's "close" button.

Changed

• Improved audio and video performance.
• Disabled weapon bobbing in AoG.

Fixed

• Palette updating for software rendering.
• Viewport for software rendering.
• Barriers operating on another floor.
• Barriers operating message.
• Player's gun hit scan.
• Crates with green and gold keys.
• Genetic Guard death sound.
• Push wall crash on E3M2 at (16:50).
• Uncleaned input state on gaining/loosing input focus.
• Missing toggle heartbeat sounds by key.
• Crash by a dummy switch on E2M1 at (35:61).
• Star Trooper death and faint sounds.
• Indestructible Projection Generators on E6M9.
• Total enemy count on E6M9.
• Paused audio on inactive/minimized window.
• Music toggle by key when enabling official cheat (J+A+M+Enter).

[1.0.0] - 2015-05-17

Added

• Supports Aliens of Gold (full & shareware).

Changed

• All user specific files (configuration, saved games, log, .etc) now stored in user's profile.
• High scores stored in separate file.
• Configuration file shared among all games.
• All options renamed to reflect subsystem it belongs.
• Removed compatibility vanilla options.

[0.9.5] - 2014-11-30

Fixed

• Missing music on a new game start.
• Default configuration.

[0.9.4] - 2014-11-17

Added

• Two controls scheme: classic (original) and modern (WSAD-like).
• Allow to rebind any action.
• Allow circle strafing with mouse.
• 'Always run' option.
• Allow to control annoying wall hit sound.

Fixed

• Message about malfunction weapon.
• Interrogation of 'mean' bio-tech.
• Overflow in sintable.

[0.9.3] - 2014-07-01

Added

• High resolution rendering (HRR).
• Command-line option "scale" to manual control of HRR degree.
• Option to toggle wall hit sound.

Fixed

• Drawing of "vertical" push-walls.
• Stutters on item pickup.
• Sprite's rotation angle.

[0.9.2] - 2014-06-11

Fixed

• Crash in area 12 (approx. coordinates 33:29).

[0.9.1] - 2014-06-06

Added

• Support of keypad keys.

[0.9.0] - 2014-04-08

First release.