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0.11.0: (Future)
Features:
- New option to lock the maximum frame size
- Scripting: New `input` API for getting raw keyboard/mouse/controller state
- Scripting: New `storage` API for saving data for a script, e.g. settings
- Scripting: Debugger integration to allow for breakpoints and watchpoints
- New unlicensed GB mappers: NT (older types 1 and 2), Li Cheng, GGB-81
- Debugger: Add range watchpoints
Emulation fixes:
- ARM: Add framework for coprocessor support
- GB Audio: Fix audio envelope timing resetting too often (fixes mgba.io/i/3164)
- GB I/O: Fix STAT writing IRQ trigger conditions (fixes mgba.io/i/2501)
- GB Serialize: Add missing Pocket Cam state to savestates
- GB Video: Implement DMG-style sprite ordering
- GBA: Unhandled bkpt should be treated as an undefined exception
- GBA: Add baseline CP0 (Wii U VC) and CP1 (DCC) implementations
- GBA GPIO: Fix gyro read-out start (fixes mgba.io/i/3141)
- GBA I/O: Fix HALTCNT access behavior (fixes mgba.io/i/2309)
- GBA I/O: Fix audio register 8-bit write behavior (fixes mgba.io/i/3086)
- GBA Serialize: Fix some minor save state edge cases
- GBA Serialize: Properly restore GPIO register state (fixes mgba.io/i/3294)
- GBA SIO: Fix MULTI mode SIOCNT bit 7 writes on secondary GBAs (fixes mgba.io/i/3110)
- GBA Video: Disable BG target 1 blending when OBJ blending (fixes mgba.io/i/2722)
- GBA Video: Improve emulation of window start/end conditions (fixes mgba.io/i/1945)
Other fixes:
- Core: Fix inconsistencies with setting game-specific overrides (fixes mgba.io/i/2963)
- Core: Fix patch autoloading leaking the file handle
- Debugger: Fix writing to specific segment in command-line debugger
- GB: Fix uninitialized save data when loading undersized temporary saves
- GB, GBA Core: Fix memory leak if reloading debug symbols
- GB Serialize: Prevent loading invalid states where LY >= 144 in modes other than 1
- GBA: Fix getting game info for multiboot ROMs
- GBA Audio: Fix crash if audio FIFOs and timers get out of sync
- GBA Audio: Fix crash in audio subsampling if timing lockstep breaks
- GBA Core: Fix loading symbols from ELF files if the file doesn't end with .elf
- GBA Memory: Let raw access read high MMIO addresses
- Qt: Fix savestate preview sizes with different scales (fixes mgba.io/i/2560)
- Qt: Fix potential crash when configuring shortcuts
- Qt: Fix crash when applying changes to GB I/O registers in I/O view
- Qt: Fix LCDC background priority/enable bit being mis-mapped in I/O view
- Qt: Fix saving named states breaking when screenshot states disabled (fixes mgba.io/i/3320)
- Qt: Fix installer updates if a version number is in the filename (fixes mgba.io/i/3109)
- Updater: Fix updating appimage across filesystems
Misc:
- Core: Handle relative paths for saves, screenshots, etc consistently (fixes mgba.io/i/2826)
- Core: Improve rumble emulation by averaging state over entire frame (fixes mgba.io/i/3232)
- Core: Add MD5 hashing for ROMs
- GB: Prevent incompatible BIOSes from being used on differing models
- GB Serialize: Add missing savestate support for MBC6 and NT (newer)
- GBA: Improve detection of valid ELF ROMs
- GBA Audio: Remove broken XQ audio pending rewrite
- GBA BIOS: Move SoftReset implementation to assembly
- GBA Memory: Improve VRAM access stall cycle estimation
- GBA SIO: Rewrite lockstep driver for improved stability
- GBA Video: Add special circlular window handling in OpenGL renderer
- Libretro: Add Super Game Boy Color support (closes mgba.io/i/3188)
- mGUI: Enable auto-softpatching (closes mgba.io/i/2899)
- mGUI: Persist fast forwarding after closing menu (fixes mgba.io/i/2414)
- Qt: Handle multiple save game files for disparate games separately (fixes mgba.io/i/2887)
- Qt: Remove maligned double-click-to-fullscreen shortcut (closes mgba.io/i/2632)
- Qt: Pass logging context through to video proxy thread (fixes mgba.io/i/3095)
- Qt: Show maker code and game version in ROM info
- Qt: Make window corners square on Windows 11 (fixes mgba.io/i/3285)
- Qt: Show a dummy shader settings tab if shaders aren't supported
- Res: Port NSO-gba-colors shader (closes mgba.io/i/2834)
- Scripting: Add `callbacks:oneshot` for single-call callbacks
- Switch: Add bilinear filtering option (closes mgba.io/i/3111)
- Vita: Add imc0 and xmc0 mount point support
0.10.3: (2024-01-07)
Emulation fixes:
- ARM: Remove obsolete force-alignment in `bx pc` (fixes mgba.io/i/2964)
- ARM: Fake bpkt instruction should take no cycles (fixes mgba.io/i/2551)
- GB Audio: Fix channels 1/2 staying muted if restarted after long silence
- GB Audio: Fix channel 1 restarting if sweep applies after stop (fixes mgba.io/i/2965)
- GB Audio: Fix restarting envelope when writing to register (fixes mgba.io/i/3067)
- GB Audio: Improve "zombie mode" emulation in CGB mode (fixes mgba.io/i/2029)
- GB I/O: Read back proper SVBK value after writing 0 (fixes mgba.io/i/2921)
- GB SIO: Disabling SIO should cancel pending transfers (fixes mgba.io/i/2537)
- GBA Audio: Fix sample timing drifting when changing sample interval
- GBA Audio: Fix initial channel 3 wave RAM (fixes mgba.io/i/2947)
- GBA Audio: Fix sample position issues when rate changes (fixes mgba.io/i/3006)
- GBA GPIO: Fix tilt scale and orientation (fixes mgba.io/i/2703)
- GBA BIOS: Fix clobbering registers with word-sized CpuSet
- GBA SIO: Fix normal mode SI/SO semantics (fixes mgba.io/i/2925)
Other fixes:
- GB: Fix applying a patch that changes the cartridge mapper (fixes mgba.io/i/3077)
- GBA Savedata: Fix crash when resizing flash save games for RTC data
- mGUI: Fix cases where an older save state screenshot would be shown (fixes mgba.io/i/2183)
- Qt: Re-enable sync for multiplayer windows that aren't connected (fixes mgba.io/i/2974)
- Qt: Fix mute settings not being loaded on setting screen (fixes mgba.io/i/2990)
- Qt: Fix screen freezing on macOS after closing save state window (fixes mgba.io/i/2885)
- Vita: Fix camera setting not appearing (fixes mgba.io/i/3012)
Misc:
- mGUI: Persist fast forwarding after closing menu (fixes mgba.io/i/2414)
- Qt: Add exporting of SAV + RTC saves from Save Converter to strip RTC data
- VFS: Use anonymousMemoryMap for large 7z allocations (fixes mgba.io/i/3013)
0.10.2: (2023-04-23)
Emulation fixes:
- GBA Audio: Fix improperly deserializing GB audio registers (fixes mgba.io/i/2793)
- GBA Audio: Clear GB audio state when disabled
- GBA Memory: Make VRAM access stalls only apply to BG RAM
- GBA Overrides: Fix saving in PMD:RRT (JP) (fixes mgba.io/i/2862)
- GBA SIO: Fix SIOCNT SI pin value after attaching player 2 (fixes mgba.io/i/2805)
- GBA SIO: Fix unconnected normal mode SIOCNT SI bit (fixes mgba.io/i/2810)
- GBA SIO: Normal mode transfers with no clock should not finish (fixes mgba.io/i/2811)
- GBA Timers: Cascading timers don't tick when disabled (fixes mgba.io/i/2812)
- GBA Video: Fix interpolation issues with OpenGL renderer
Other fixes:
- Core: Allow sending thread requests to a crashed core (fixes mgba.io/i/2784)
- FFmpeg: Force lower sample rate for codecs not supporting high rates (fixes mgba.io/i/2869)
- Qt: Fix crash when attempting to use OpenGL 2.1 to 3.1 (fixes mgba.io/i/2794)
- Qt: Disable sync while running scripts from main thread (fixes mgba.io/i/2738)
- Qt: Properly cap number of attached players by platform (fixes mgba.io/i/2807)
- Qt: Disable attempted linking betwen incompatible platforms (fixes mgba.io/i/2702)
- Qt: Fix modifier key names in shortcut editor (fixes mgba.io/i/2817)
- Qt: Fix a handful of edge cases with graphics viewers (fixes mgba.io/i/2827)
- Qt: Fix full-buffer rewind
- Qt: Fix crash if loading a shader fails
- Qt: Fix black screen when starting with a game (fixes mgba.io/i/2781)
- Qt: Fix OSD on modern macOS (fixes mgba.io/i/2736)
- Qt: Fix checked state of mute menu option at load (fixes mgba.io/i/2701)
- Qt: Remove OpenGL proxy thread and override SwapInterval directly instead
- Scripting: Fix receiving packets for client sockets
- Scripting: Fix empty receive calls returning unknown error on Windows
- Scripting: Return proper callback ID from socket.add
- Vita: Work around broken mktime implementation in Vita SDK (fixes mgba.io/i/2876)
Misc:
- Qt: Include wayland QPA in AppImage (fixes mgba.io/i/2796)
- Qt: Stop eating boolean action key events (fixes mgba.io/i/2636)
- Qt: Automatically change video file extension as appropriate
- Qt: Swap P1 and other player's save if P1 loaded it first (closes mgba.io/i/2750)
0.10.1: (2023-01-10)
Emulation fixes:
- GB Audio: Fix channels 1/2 not playing when resetting volume (fixes mgba.io/i/2614)
- GB Audio: Fix channel 3 volume being changed between samples (fixes mgba.io/i/1896)
- GB Audio: Fix up boot sequence
- GB Audio: Fix updating channels other than 2 when writing NR5x
- GB Memory: Actually, HDMAs should start when LCD is off (fixes mgba.io/i/2662)
- GB Serialize: Don't write BGP/OBP when loading SCGB state (fixes mgba.io/i/2694)
- GB SIO: Further fix bidirectional transfer starting
- GBA: Fix resetting key IRQ state (fixes mgba.io/i/2716)
- GBA BIOS: Include timing in degenerate ArcTan2 cases (fixes mgba.io/i/2763)
- GBA Video: Ignore disabled backgrounds as OBJ blend target (fixes mgba.io/i/2489)
Other fixes:
- GBA: Fix forceskip BIOS logic for multiboot ROMs (fixes mgba.io/i/2753)
- GBA Cheats: Fix issues detecting unencrypted cheats (fixes mgba.io/i/2724)
- Qt: Manually split filename to avoid overzealous splitting (fixes mgba.io/i/2681)
- Qt: Fix scanning specific e-Reader dotcodes (fixes mgba.io/i/2693)
- Qt: Don't re-enable sync if GBA link modes aren't the same (fixes mgba.io/i/2044)
- Qt: Improve handling of multiplayer syncing (fixes mgba.io/i/2720)
- Qt: Fix initializing update revision info
- Qt: Redo stable branch detection heuristic (fixes mgba.io/i/2679)
- Res: Fix species name location in Ruby/Sapphire revs 1/2 (fixes mgba.io/i/2685)
- VFS: Fix minizip write returning 0 on success instead of size
Misc:
- macOS: Add category to plist (closes mgba.io/i/2691)
- macOS: Fix modern build with libepoxy (fixes mgba.io/i/2700)
- Qt: Keep track of current palette preset name (fixes mgba.io/i/2680)
- Qt: Move OpenGL proxy onto its own thread (fixes mgba.io/i/2493)
0.10.0: (2022-10-11)
Features:
- Preliminary Lua scripting support
- Presets for Game Boy palettes
- Add Super Game Boy palettes for original Game Boy games
- Tool for converting scanned pictures of e-Reader cards to raw dotcode data
- Options for muting when inactive, minimized, or for different players in multiplayer
- Cheat code support in homebrew ports
- Accelerometer and gyro support for controllers on PC
- Support for combo "Super Game Boy Color" SGB + GBC ROM hacks
- Improved support for HuC-3 mapper, including RTC
- Support for 64 kiB SRAM saves used in some bootlegs
- Discord Rich Presence now supports time elapsed
- Additional scaling shaders
- Support for GameShark Advance SP (.gsv) save file importing
- Support for multiple saves per game using .sa2, .sa3, etc.
- Support for GBX format Game Boy ROMs
- New unlicensed GB mappers: NT (newer type), Sachen (MMC1, MMC2)
Emulation fixes:
- ARM7: Fix unsigned multiply timing
- GB: Copy logo from ROM if not running the BIOS intro (fixes mgba.io/i/2378)
- GB: Fix HALT breaking M-cycle alignment (fixes mgba.io/i/250)
- GB Audio: Fix channel 1/2 resetting edge cases (fixes mgba.io/i/1925)
- GB Audio: Properly apply per-model audio differences
- GB Audio: Revamp channel rendering
- GB Audio: Fix APU re-enable timing glitch
- GB I/O: Fix writing to WAVE RAM behavior (fixes mgba.io/i/1334)
- GB MBC: Fix edge case with Pocket Cam register accesses (fixes mgba.io/i/2557)
- GB Memory: Add cursory cartridge open bus emulation (fixes mgba.io/i/2032)
- GB Serialize: Fix loading MBC1 states that affect bank 0 (fixes mgba.io/i/2402)
- GB SIO: Fix bidirectional transfer starting (fixes mgba.io/i/2290)
- GB Video: Draw SGB border pieces that overlap GB graphics (fixes mgba.io/i/1339)
- GBA: Improve timing when not booting from BIOS
- GBA: Fix expected entry point for multiboot ELFs (fixes mgba.io/i/2450)
- GBA: Fix booting multiboot ROMs with no JOY entrypoint
- GBA: Fix 1 MiB ROM mirroring to only mirror 4 times
- GBA Audio: Adjust PSG sampling rate with SOUNDBIAS
- GBA Audio: Sample FIFOs at SOUNDBIAS-set frequency
- GBA BIOS: Work around IRQ handling hiccup in Mario & Luigi (fixes mgba.io/i/1059)
- GBA BIOS: Initial HLE timing estimation of UnLz77 functions (fixes mgba.io/i/2141)
- GBA DMA: Fix DMA source direction bits being cleared (fixes mgba.io/i/2410)
- GBA I/O: Redo internal key input, enabling edge-based key IRQs
- GBA I/O: Disable open bus behavior on invalid register 06A
- GBA Memory: Fix misaligned 32-bit I/O loads (fixes mgba.io/i/2307)
- GBA Video: Fix OpenGL rendering on M1 Macs
- GBA Video: Ignore horizontally off-screen sprite timing (fixes mgba.io/i/2391)
- GBA Video: Fix Hblank timing (fixes mgba.io/i/2131, mgba.io/i/2310)
- GBA Video: Fix rare crash in modes 3-5
- GBA Video: Fix sprites with mid-frame palette changes in GL (fixes mgba.io/i/2476)
- GBA Video: Fix OBJ tile wrapping with 2D char mapping (fixes mgba.io/i/2443)
- GBA Video: Fix horizontal lines in GL when charbase is changed (fixes mgba.io/i/1631)
- GBA Video: Fix sprite layer priority updating in GL
Other fixes:
- ARM: Disassemble Thumb mov pseudo-instruction properly
- ARM: Disassemble ARM asr/lsr #32 properly
- ARM: Disassemble ARM movs properly
- Core: Don't attempt to restore rewind diffs past start of rewind
- Core: Fix the runloop resuming after a game has crashed (fixes mgba.io/i/2451)
- Core: Fix crash if library can't be opened
- Debugger: Fix crash with extremely long CLI strings
- Debugger: Fix multiple conditional watchpoints at the same address
- FFmpeg: Fix crash when encoding audio with some containers
- FFmpeg: Fix GIF recording (fixes mgba.io/i/2393)
- GB: Fix temporary saves
- GB: Fix replacing the ROM crashing when accessing ROM base
- GB: Don't try to map a 0-byte SRAM (fixes mgba.io/i/2668)
- GB, GBA: Save writeback-pending masked saves on unload (fixes mgba.io/i/2396)
- mGUI: Fix FPS counter after closing menu
- Qt: Fix some hangs when using the debugger console
- Qt: Fix crash when clicking past last tile in viewer
- Qt: Fix preloading for ROM replacing
- Qt: Fix screen not displaying on Wayland (fixes mgba.io/i/2190)
- Qt: Fix crash when selecting 256-color sprite in sprite view
- Qt: Fix coloration of swatches on styles with distinct frame backgrounds
- VFS: Failed file mapping should return NULL on POSIX
Misc:
- Core: Suspend runloop when a core crashes
- Core: Add wallclock offset RTC type
- Debugger: Save and restore CLI history
- Debugger: GDB now works while the game is paused
- Debugger: Add command to load external symbol file (fixes mgba.io/i/2480)
- FFmpeg: Support dynamic audio sample rate
- GB: Support CGB0 boot ROM loading
- GB Audio: Increase sample rate
- GB MBC: Filter out MBC errors when cartridge is yanked (fixes mgba.io/i/2488)
- GB MBC: Partially implement TAMA5 RTC
- GB Video: Add default SGB border
- GBA: Automatically skip BIOS if ROM has invalid logo
- GBA: Refine multiboot detection (fixes mgba.io/i/2192)
- GBA Cheats: Implement "never" type codes (closes mgba.io/i/915)
- GBA DMA: Enhanced logging (closes mgba.io/i/2454)
- GBA Memory: Implement adjustable EWRAM waitstates (closes mgba.io/i/1276)
- GBA Savedata: Store RTC data in savegames (closes mgba.io/i/240)
- GBA Video: Implement layer placement for OpenGL renderer (fixes mgba.io/i/1962)
- GBA Video: Fix highlighting for sprites with mid-frame palette changes
- mGUI: Add margin to right-aligned menu text (fixes mgba.io/i/871)
- mGUI: Autosave less frequently when fast-forwarding
- Qt: Rearrange menus some
- Qt: Clean up cheats dialog
- Qt: Only set default controller bindings if loading fails (fixes mgba.io/i/799)
- Qt: Save converter now supports importing GameShark Advance saves
- Qt: Save positions of multiplayer windows (closes mgba.io/i/2128)
- Qt: Add optional frame counter to OSD (closes mgba.io/i/1728)
- Qt: Add optional emulation-related information on reset (closes mgba.io/i/1780)
- Qt: Add QOpenGLWidget cross-thread codepath for macOS (fixes mgba.io/i/1754)
- Qt: Enable -b for Boot BIOS menu option (fixes mgba.io/i/2074)
- Qt: Add tile range selection to tile viewer (closes mgba.io/i/2455)
- Qt: Show warning if XQ audio is toggled while loaded (fixes mgba.io/i/2295)
- Qt: Add e-Card passing to the command line (closes mgba.io/i/2474)
- Qt: Boot both a multiboot image and ROM with CLI args (closes mgba.io/i/1941)
- Qt: Improve cheat parsing (fixes mgba.io/i/2297)
- Qt: Change lossless setting to use WavPack audio
- Qt: Use FFmpeg to convert additional camera formats, if available
- Qt: Resume crashed game when loading a save state
- Qt: Include cheats in bug report
- SDL: Support exposing an axis directly as the gyro value (closes mgba.io/i/2531)
- Windows: Attach to console if present
- VFS: Early return NULL if attempting to map 0 bytes from a file
- Vita: Add bilinear filtering option (closes mgba.io/i/344)
0.9.3: (2021-12-17)
Emulation fixes:
- GB I/O: Fix incrementing SGB controller when P14 is low (fixes mgba.io/i/2202)
- GB Memory: Add cursory cartridge open bus emulation (fixes mgba.io/i/2032)
- GB Video: Render SGB border when unmasking with ATTR/PAL_SET (fixes mgba.io/i/2261)
- GBA SIO: Fix SI value for unattached MULTI mode
- GBA Video: Fix backdrop color if DISPCNT is first set to 0 (fixes mgba.io/i/2260)
- GBA Video: Don't iterate affine backgrounds when disabled
- GBA Video: Delay enabling backgrounds in bitmap modes (fixes mgba.io/i/1668)
Other fixes:
- ARM Decoder: Fix decoding of lsl r0 (fixes mgba.io/i/2349)
- FFmpeg: Don't attempt to use YUV 4:2:0 for lossless videos (fixes mgba.io/i/2084)
- GB Video: Fix memory leak when resetting SGB games
- GBA: Fix out of bounds ROM accesses on patched ROMs smaller than 32 MiB
- GBA: Fix maximum tile ID in caching for 256-color modes
- GBA Video: Fix cache updating with proxy and GL renderers
- Libretro: Fix crash when using Game Boy codes (fixes mgba.io/i/2281)
- mGUI: Fix crash if autosave file can't be opened (fixes mgba.io/i/2268)
- Qt: Remove potentially deadlocking optimization
- Qt: Fix corrupted savestate and fatal error text
- Qt: Fix sprite compositing when sprite tiles go out of bounds (fixes mgba.io/i/2348)
Misc:
- GBA I/O: Update KEYINPUT in internal I/O memory (fixes mgba.io/i/2235)
- SDL: Use SDL_JoystickRumble where available
- Wii: Add adjustable gyroscope settings (closes mgba.io/i/2245)
0.9.2: (2021-07-10)
Emulation fixes:
- GB Video: Clear VRAM on reset (fixes mgba.io/i/2152)
- GBA SIO: Add missing NORMAL8 implementation bits (fixes mgba.io/i/2172)
- GBA SIO: Fix missing interrupt on an unattached NORMAL transfer
- GBA Memory: Fix prefetch mask when swapping modes within a region
- GBA Serialize: Fix loading audio enable bit late (fixes mgba.io/i/2230)
- GBA Video: Revert scanline latching changes (fixes mgba.io/i/2153, mgba.io/i/2149)
Other fixes:
- 3DS: Fix disabling "wide" mode on 2DS (fixes mgba.io/i/2167)
- ARM Debugger: Fix disassembly alignment (fixes mgba.io/i/2204)
- Core: Fix memory leak in opening games from the library
- Core: Fix memory searches for relative values (fixes mgba.io/i/2135)
- Core: Fix portable mode on macOS
- GB Audio: Fix audio channel 4 being slow to deserialize
- GB Core: Fix GBC colors setting breaking default model overrides (fixes mgba.io/i/2161)
- mGUI: Cache save state screenshot validity in state menu (fixes mgba.io/i/2005)
- Qt: Fix eventual deadlock when using sync to video
- Qt: Fix applying savetype-only overrides
- Qt: Fix crash in sprite view for partially out-of-bounds sprites (fixes mgba.io/i/2165)
- Qt: Fix having to press controller buttons twice for menu items (fixes mgba.io/i/2143)
- Qt: Redo sensor binding to be less fragile
- Qt: Reuse timer when rescheduling missing frames (fixes mgba.io/i/2236)
- Qt: Fix bounded fast forward with enhancement OpenGL renderer
- Util: Fix loading UPS patches that affect the last byte of the file
Misc:
- Util: Improve speed of UPS patch loading
0.9.1: (2021-04-18)
Emulation fixes:
- ARM: Fix LDM^ with empty rlist (fixes mgba.io/i/2127)
- Core: Fix first event scheduling after loading savestate
- GB Serialize: Fix switching speed modes when loading a state (fixes mgba.io/i/2097)
- GB: Fix skipping BIOS
- GBA Memory: Fix loading Thumb savestates when in ARM mode
- GBA Video: Fix window start on modes 3-5 with mosaic (fixes mgba.io/i/1690)
- GBA Video: Fix mode 3-5 overflow with mosaic (fixes mgba.io/i/1691)
Other fixes:
- GBA: Fix non-USA 1.0 FireRed misdetecting as a ROM hack (fixes mgba.io/i/2100)
- GBA: Fix crash when ROM loading fails
- GBA e-Reader: Fix bitmap short strip scanning
- GBA Video: Fix mode 5 frame 1 caching (fixes mgba.io/i/2075)
- GBA Video: Don't attempt to copy invalid registers when switching renderer
- Qt: Fix crash when switching from high-resolution OpenGL renderer to software
- Qt: Fix OpenGL renderer lagging behind when fast-forwarding (fixes mgba.io/i/2094)
- Qt: Fix smudged window icon on Windows
- Qt: Fix saving settings enabling camera when camera name changes (fixes mgba.io/i/2125)
- Qt: Fix frames getting backlogged (fixes mgba.io/i/2122)
- Qt: Restore maximized state when starting (fixes mgba.io/i/487)
Misc:
- Core: Truncate preloading ROMs that slightly exceed max size (fixes mgba.io/i/2093)
- GBA: Default-enable VBA bug compat for Ruby and Emerald ROM hacks
- GBA Memory: Log GPIO writes on non-GPIO carts as Pak Hardware instead of Memory
- Qt: Add ROM filename and size to bug reporter
- Qt: Improve handling of disabling VBA bug compat mode (fixes mgba.io/i/2129)
0.9.0: (2021-03-28)
Features:
- e-Reader card scanning
- New tool for converting between different save game formats
- WebP and APNG recording
- Separate overrides for GBC games that can also run on SGB or regular GB
- Game Boy Player features can be enabled by default for all compatible games
- Frame and I/O viewer support for Game Boy
- Bug report tool for gathering information helpful for reporting bugs
- Mute option in homebrew ports
- Status indicators for fast-forward and mute in homebrew ports
- VBA bug compatibility mode for ROM hacks that don't work on real hardware
- Read-only support for MBC6 flash memory
- New unlicensed GB mappers: Pokémon Jade/Diamond, BBD, and Hitek
- Stack tracing tools in ARM debugger (by ahigerd)
- Command scripts for CLI debugger (by ahigerd)
- Scheduled event dumping in CLI debugger
- ARM disassembler now resolves addresses to symbol names
- Add Game Boy Player feature support to ports
- Individual window types can now be toggled in debugging views
- Support for the Wii U GamePad when running as an injected VC title
Emulation fixes:
- ARM: Fix ALU reading PC after shifting
- ARM: Fix STR storing PC after address calculation
- ARM: Fix Addressing mode 1 shifter on rs == pc (fixes mgba.io/i/1926)
- ARM: Fix long multiply-and-accumulate register write order (fixes mgba.io/1/1956)
- ARM: Fix long and accumulate multiply timing
- GB: Partially fix timing for skipped BIOS
- GB: Downgrade DMG-only ROMs from CGB mode even without boot ROM
- GB: Fix marking BIOS as unmapped when skipping BIOS (fixes mgba.io/i/2061)
- GB Audio: Fix serializing sweep time
- GB Audio: Fix some channel 4 timing edge cases
- GB MBC: Fix MBC1 mode changing behavior
- GB MBC: Fix some MBC3 bit masking
- GB Video: Fix state after skipping BIOS (fixes mgba.io/i/1715 and mgba.io/i/1716)
- GBA: Fix timing advancing too quickly in rare cases
- GBA: Clear GBP connection on reset
- GBA Audio: Revamp FIFO emulation (fixes mgba.io/i/356, mgba.io/i/875, mgba.io/i/1847)
- GBA BIOS: Implement dummy sound driver calls
- GBA BIOS: Improve HLE BIOS timing
- GBA BIOS: Fix reloading video registers after reset (fixes mgba.io/i/1808)
- GBA BIOS: Make HLE BIOS calls interruptible (fixes mgba.io/i/1711 and mgba.io/i/1823)
- GBA BIOS: Fix invalid decompression bounds checking
- GBA DMA: Linger last DMA on bus (fixes mgba.io/i/301 and mgba.io/i/1320)
- GBA DMA: Fix ordering and timing of overlapping DMAs
- GBA I/O: Green swap register should be readable
- GBA I/O: Ignore high bits on IME
- GBA Memory: Improve gamepak prefetch timing
- GBA Memory: Stall on VRAM access in mode 2 (fixes mgba.io/i/190)
- GBA Memory: Improve robustness of Matrix memory support
- GBA Memory: Mark Famicom Mini games 22 through 28 as non-mirroring
- GBA Memory: Return correct byte for odd ROM open bus addresses
- GBA Memory: Improved AGBPrint emulation of edge cases (fixes mgba.io/i/1867)
- GBA Memory: Fix masking of misaligned jumps
- GBA Serialize: Fix alignment check when loading states
- GBA SIO: Fix copying Normal mode transfer values
- GBA SIO: Fix Normal mode being totally broken (fixes mgba.io/i/1800)
- GBA SIO: Fix deserializing SIO registers
- GBA SIO: Fix hanging on starting a second multiplayer window (fixes mgba.io/i/854)
- GBA SIO: Fix Normal mode transfer start timing (fixes mgba.io/i/425)
- GBA Timers: Fix toggling timer cascading while timer is active (fixes mgba.io/i/2043)
- GBA Video: Latch scanline at end of Hblank (fixes mgba.io/i/1319)
- GBA Video: Fix Hblank timing
- GBA Video: Implement green swap (fixes mgba.io/i/1609)
- GBA Video: Emulate sprite cycle limits in OpenGL renderer (fixes mgba.io/i/1635)
- GBA Video: Fix OBJWIN erratic rendering in OpenGL renderer
- GBA Video: Fix x offset in 256-color BG mosaic (fixes mgba.io/i/1684)
- GBA Video: Fix transposed BG mosaic parameters in GL renderer
- SM83: Emulate HALT bug
- SM83: Improve mid-M-cycle interrupts
- SM83: HALT should not consume an extra T-state
Other fixes:
- 3DS: Fix thread cleanup
- All: Improve export headers (fixes mgba.io/i/1738)
- Cheats: Fix indirect write cheats (fixes mgba.io/i/2026)
- CMake: Fix build with downstream minizip that exports incompatible symbols
- CMake: Link with correct OpenGL library (fixes mgba.io/i/1872)
- Core: Ensure ELF regions can be written before trying
- Core: Fix threading improperly setting paused state while interrupted
- Core: Fix loading ELF files that have unexpected empty program headers
- Core: Fix destroying an mVL with an invalid channel count
- Debugger: Don't skip undefined instructions when debugger attached
- Debugger: Close trace log when done tracing
- Debugger: Fix change watchpoints (fixes mgba.io/i/1947)
- Debugger: Call CLI debugger system init
- FFmpeg: Fix some small memory leaks
- FFmpeg: Fix encoding of time base
- GB: Fix crash when changing ROM while in banked address space
- GB: Fix loading model overrides
- GB MBC: Force minimum SRAM size on rare MBCs that always have SRAM
- GB Serialize: Fix crash when loading pre-0.7 SGB savestates
- GB Video: Fix SGB video logs
- GB Video: Discard SGB packets in non-SGB mVLs
- GB Video: Fix deserializing negative LX state
- GB Video: Don't rendering negative batches
- GBA: Fix loading multiboot ELF files (fixes mgba.io/i/1949)
- GBA: Fix loading subsequent save files (fixes mgba.io/i/2067)
- mGUI: Don't attempt to preload files larger than can fit in RAM
- Qt: Force OpenGL paint engine creation thread (fixes mgba.io/i/1642)
- Qt: Fix static compilation in MinGW (fixes mgba.io/i/1769)
- Qt: Fix a race condition in the frame inspector
- Qt: Load/save bytes from memory viewer in the order visible (fixes mgba.io/i/1900)
- Qt: Fix running proxied video if it gets pushed to the main thread
- Qt: Fix game display sometimes disappearing after closing load/save state screen
- Qt: Fix cancelling pausing before the frame ends
- Qt: Fix gamepad event dispatching (fixes mgba.io/i/1922)
- Qt: Pre-attach GDB stub when launching with -g (fixes mgba.io/i/1950)
- Qt: Fix crash when editing shortcuts with none selected (fixes mgba.io/i/1964)
- Qt: Fix crashing when no OpenGL context can be obtained
- Qt: Fix issues with I/O viewer not properly synchronizing state
- Qt: Fix loading a new game crashing on Wayland (fixes mgba.io/i/1992)
- Qt: Fix inability to clear hat bindings
- SM83: Simplify register pair access on big endian
- SM83: Disassemble STOP as one byte
- Switch: Fix GB game height in pixel accurate mode (fixes mgba.io/i/2073)
- Wii: Fix crash on unloading irregularly sized GBA ROMs
Misc:
- 3DS: Use "wide mode" where applicable for slightly better filtering
- 3DS: Batch directory reads
- Core: Add savedataUpdated callback
- Core: Add shutdown callback
- Core: Rework thread state synchronization
- Core: Improve support for ROM patch cheats, supporting disabling overlapping patches
- Core: Adding to library is now recursive
- GB: Allow pausing event loop while CPU is blocked
- GB: Add support for sleep and shutdown callbacks
- GB: Redo double speed emulation (closes mgba.io/i/1515)
- GB: Support loading CGB-on-AGB boot ROM
- GB Audio: Add channel 4 batching back (fixes mgba.io/i/1313)
- GB Core: Return the current number of banks for ROM/SRAM, not theoretical max
- GB I/O: Implement preliminary support for PCM12/PCM34 (closes mgba.io/i/1468)
- GB MBC: Remove unused SRAM size
- GBA: Allow pausing event loop while CPU is blocked
- GBA BIOS: Division by zero should emit a FATAL error
- GBA Cheats: Allow unlimited ROM patch-type codes per set
- GBA Video: Convert OpenGL VRAM texture to integer
- GBA Video: Skip attempting to render offscreen sprites in OpenGL
- GBA Video: New GL palette approach, no more batch splitting on palette edits
- GBA Video: Avoid integer division using reciprocal tricks
- Debugger: Keep track of global cycle count
- FFmpeg: Add looping option for GIF/APNG
- FFmpeg: Add CRF support for applicable codecs
- mGUI: Show battery percentage
- mGUI: Skip second scan loop when possible
- mGUI: Improve loading speed (fixes mgba.io/i/1957)
- Qt: Renderer can be changed while a game is running
- Qt: Add hex index to palette view
- Qt: Add transformation matrix info to sprite view
- Qt: Memory viewer now supports editing decimal values directly (closes mgba.io/i/1705)
- Qt: Add copy button to GB printer dialog
- Qt: Window title updates can be disabled (closes mgba.io/i/1912)
- Qt: Redo OpenGL context thread handling (fixes mgba.io/i/1724)
- Qt: Discard additional frame draws if waiting fails
- Qt: Unify monospace font usage
- Qt: Add button to jump to log settings
- Qt: Use relative paths in portable mode when applicable (fixes mgba.io/i/838)
- Qt: Better initial shortcut editor column sizes
- SDL: Fall back to sw blit if OpenGL init fails
- Switch: Optimize font rendering (fixes mgba.io/i/2078)
- Switch: Allow switching between CPU and GPU renderers without reloading
- Util: Reset vector size on deinit
- VFS: Change semantics of VFile.sync on mapped files (fixes mgba.io/i/1730)
0.8.4: (2020-10-29)
Emulation fixes:
- GB Audio: Fix initial sweep state
- GB Audio: Fix deserializing audio channels 2 and 3
- GB Audio: Fix deserializing while audio was disabled (fixes mgba.io/i/1305)
- GB Video: Fix drawing background when window is force-disabled by frontend
- GB, GBA Video: Copy disable flags when drawing scanlines in proxy when not blocking
- GBA Audio: Fix deserializing SOUNDCNT_L
- GBA Audio: Fix stereo in XQ audio
- GBA Audio: Fix volume/mute in XQ audio (fixes mgba.io/i/1864)
- GBA Hardware: Fix GB Player detection on big endian platforms
- GBA Video: Invalidate map cache when modifying BGCNT (fixes mgba.io/i/1846)
- GBA Video: Don't draw sprites using unmapped VRAM in GL renderer (fixes mgba.io/i/1865)
- GBA Video: Fix rare regression blending semitransparent sprites (fixes mgba.io/i/1876)
- GBA Video: Do not affect OBJ pixel priority when writing OBJWIN (fixes mgba.io/i/1890)
- GBA Video: Fix deferred blending when OBJWIN matches window (fixes mgba.io/i/1905)
- GBA Video: Fix mode 4 transparency in OpenGL (fixes mgba.io/i/1907)
Other fixes:
- 3DS: Redo video sync to be more precise
- 3DS: Fix crash with libctru 2.0 when exiting
- ARM Decoder: Fix decoding pre-indexed writeback instructions (fixes mgba.io/i/1915)
- Core: Fix reported ROM size when a fixed buffer size is used
- Core: Fix memory leak loading ELF files
- GBA: Disable more checks when loading GS save with checks disabled (fixes mgba.io/i/1851)
- GBA: Fix endianness issues in renderer proxy
- GBA Core: Fix memory leak when loading symbols
- GBA Serialize: Ensure program counter is aligned when loading
- Qt: Add dummy English translation file (fixes mgba.io/i/1469)
- Qt: Fix Battle Chip view not displaying chips on some DPI settings
- Qt: Fix camera image being upside-down sometimes (fixes mgba.io/i/829 again)
- Qt: Fix drawing on macOS break when using OpenGL (fixes mgba.io/i/1899)
- Qt: Fix stride changing when toggling SGB borders (fixes mgba.io/i/1898)
- Qt: Fix aliasing on background logo (fixes mgba.io/i/1886)
- mGUI: Fix closing down a game if an exit is signalled
- mGUI: Fix cycling through config setting states with accept button
- mVL: Fix injecting accidentally draining non-injection buffer
- VFS: Fix directory node listing on some filesystems
Misc:
- GBA Video: Improve speed of window texture generation on AMD
- Vita: Clear both buffers when loading a game
0.8.3: (2020-08-03)
Emulation fixes:
- ARM: Fix LDM^ writeback to user-mode register
- ARM: Fix LDM^ {pc} differences (fixes mgba.io/i/1698)
- ARM: Fix edge case with Thumb SBC flags (fixes mgba.io/i/1818)
- GB MBC: Fix MBC1 RAM enable bit selection
- GB MBC: Fix MBC2 bit selection
- GB Memory: Fix OAM DMA from top 8 kB
- GB Video: Always initialize palette
- GBA Savedata: Fix potential corruption when loading a 1Mbit flash save
- GBA Video: Fix invalid read in mode 4 mosaic
- GBA Video: Fix color of disabled screen
- SM83: Fix flags on little endian PowerPC
Other fixes:
- 3DS: Fix garbage on borders of scaled screens
- All: Correct format strings for some numbers on Windows (fixes mgba.io/i/1794)
- All: Correct more format strings on Windows (fixes mgba.io/i/1817)
- ARM: Fix decoder detection of branches with ALU and LDR instrctions
- CMake: Fix build with libzip 1.7
- CMake: Add missing dllexports.h file to dev installation
- GB Core: Fix extracting SRAM when none is present
- GBA: Fix leak if attempting to load BIOS multiple times
- GBA Memory: Fix instability on Wii when using AGBPrint
- GBA Savedata: Fix extracting save when not yet configured in-game
- Qt: Fix file handle leak on opening an invalid ROM
- Qt: Fix Italian RTC translation (fixes mgba.io/i/1798)
- Qt: Add missing option for Wisdom Tree in overrides list
- Qt: Fix stability regression on AMD drivers (fixes mgba.io/i/1791)
- Util: Fix crash if PNG header fails to write
- Vita: Fix flickering when using frameskip (fixes mgba.io/i/1822)
- Wii: Fix pixelated filtering on interframe blending (fixes mgba.io/i/1830)
Misc:
- FFmpeg: Use range coder for FFV1 to reduce output size
- Qt: Add per-page scrolling to memory view (fixes mgba.io/i/1795)
- Qt: Add setting to display ROM filename in title (closes mgba.io/i/1784)
0.8.2: (2020-06-14)
Emulation fixes:
- ARM: Fix timing on Thumb shift instructions
- GB: Fix GBC game registers after skipping BIOS
- GB MBC: Support 4MB MBC30 ROMs (fixes mgba.io/i/1713)
- GB Video: Fix BGPS value after skipping BIOS (fixes mgba.io/i/1717)
- GBA: Add missing RTC overrides for Legendz games
- GBA BIOS: Reset renderer when RegisterRamReset called (fixes mgba.io/i/1756)
- GBA SIO: Fix Multiplayer busy bit
- GBA SIO: Fix double-unloading active driver
- GBA Timers: Fix deserializing count-up timers
- GBA Video: Fix mosaic objects drawing past the end (fixes mgba.io/i/1702)
- GBA Video: Fix disabling OBJWIN in GL renderer (fixes mgba.io/i/1759)
- GBA Video: Add missing parts of 256-color mode 0 mosaic (fixes mgba.io/i/1701)
- GBA Video: Fix double-size OBJ wrapping in GL renderer (fixes mgba.io/i/1712)
- GBA Video: Simplify sprite cycle counting (fixes mgba.io/i/1279)
- GBA Video: Fix sprite/backdrop blending regression
Other fixes:
- 3DS: Fix framelimiter on newer citro3d (fixes mgba.io/i/1771)
- ARM: Fix disassembling of several S-type instructions (fixes mgba.io/i/1778)
- ARM Debugger: Clear low bit on breakpoint addresses (fixes mgba.io/i/1764)
- CMake: Always use devkitPro toolchain when applicable (fixes mgba.io/i/1755)
- Core: Fix ELF loading regression (fixes mgba.io/i/1669)
- Core: Fix crash modifying hash table entry (fixes mgba.io/i/1673)
- GB Video: Fix some cases where SGB border doesn't draw to multi-buffers
- GBA: Reject incorrectly sized BIOSes
- GBA: Break infinite loop for 0-frame mVLs (fixes mgba.io/i/1723)
- Qt: Fix OpenGL 2.1 support (fixes mgba.io/i/1678)
- Qt: Fix unmapping zipped ROM (fixes mgba.io/i/1777)
Misc:
- 3DS: Clean up legacy initialization (fixes mgba.io/i/1768)
- GBA Serialize: Only flunk BIOS check if official BIOS was expected
- Qt: Disable Replace ROM option when no game loaded
- Qt: Defer texture updates until frame is drawn (fixes mgba.io/i/1590)
- Qt: Set icon for Discord Rich Presence
- Qt: Show a warning when save file can't be opened
0.8.1: (2020-02-16)
Emulation fixes:
- GB Serialize: Fix timing bug loading channel 4 timing
- GBA: Fix multiboot entry point while skipping BIOS
- GBA BIOS: Fix undefined instruction HLE behavior
- GBA DMA: Fix invalid audio DMA parameters
- GBA Memory: Misaligned SRAM writes are ignored
- GBA Serialize: Fix serializing DMA transfer register
- GBA Serialize: Fix audio DMA timing deserialization
- GBA Video: Fix OAM not invalidating after reset (fixes mgba.io/i/1630)
- GBA Video: Fix backdrop blending on lines without sprites (fixes mgba.io/i/1647)
- GBA Video: Fix OpenGL sprite flag priority
Other fixes:
- Core: Fix race condition initializing thread proxy
- Core: Fix integer overflow in ELF loading
- FFmpeg: Fix crash when -strict -2 is needed for vcodec or container
- FFmpeg: Disallow recording video with no audio nor video
- GBA: Automatically skip BIOS for multiboot ROMs
- Qt: Only dynamically reset video scale if a game is running
- Qt: Fix race condition with proxied video events
- Qt: Fix color selection in asset view (fixes mgba.io/i/1648)
- Qt: Fix missing OSD messages
- Qt: Fix crash unloading shaders
- Qt: Fix toggled actions on gamepads (fixes mgba.io/i/1650)
- Qt: Fix extraneous dialog (fixes mgba.io/i/1654)
- Qt: Fix window title not updating after shutting down game
- Qt: Fix GIF view not allowing manual filename entry
- Qt: Fix non-GB build (fixes mgba.io/i/1664)
- Qt: Fix pausing Qt Multimedia audio (fixes mgba.io/i/1643)
- Qt: Fix invalid names for modifier keys (fixes mgba.io/i/525)
- SDL: Refresh stale pointers after adding a joystick (fixes mgba.io/i/1622)
- Util: Fix crash reading invalid ELFs
- VFS: Fix handle leak when double-mapping (fixes mgba.io/i/1659)
Misc:
- FFmpeg: Add more presets
- Qt: Fix non-SDL build (fixes mgba.io/i/1656)
- SDL: Use DirectSound audio driver by default on Windows
- Switch: Make OpenGL scale adjustable while running
0.8.0: (2020-01-21)
Features:
- Improved logging configuration
- One-Player BattleChip/Progress/Beast Link Gate support
- Add Game Boy Color palettes for original Game Boy games
- Debugger: Add unary operators and memory dereferencing
- GB: Expose platform information to CLI debugger
- Support Discord Rich Presence
- Debugger: Add tracing to file
- Enhanced map viewer, supporting bitmapped GBA modes and more displayed info
- OpenGL renderer with high-resolution upscaling support
- Experimental high level "XQ" audio for most GBA games
- Interframe blending for games that use flicker effects
- Frame inspector for dissecting and debugging rendering
- Switch: Option to use built-in brightness sensor for Boktai
- Ports: Ability to enable or disable all SGB features (closes mgba.io/i/1205)
- Ports: Ability to crop SGB borders off screen (closes mgba.io/i/1204)
- Cheats: Add support for loading Libretro-style cht files
- GBA Cheats: Add support for loading EZ Flash-style cht files
- Support for unlicensed Wisdom Tree Game Boy mapper
- Qt: Add export button for tile view (closes mgba.io/i/1507)
- Qt: Add recent game list clearing (closes mgba.io/i/1380)
- GB: Yanking gamepak now supported
- Qt: Memory range dumping (closes mgba.io/i/1298)
Emulation fixes:
- GB: Fix using boot ROM with MMM01 games
- GB Audio: Only reset channel 3 sample in DMG mode
- GB Audio: Sample inactive channels (fixes mgba.io/i/1455, mgba.io/i/1456)
- GB Audio: Fix channel 4 volume (fixes mgba.io/i/1529)
- GB I/O: Filter IE top bits properly (fixes mgba.io/i/1329)
- GB Memory: Better emulate 0xFEA0 region on DMG, MGB and AGB
- GB Video: Delay LYC STAT check (fixes mgba.io/i/1331)
- GB Video: Fix window being enabled mid-scanline (fixes mgba.io/i/1328)
- GB Video: Fix mode 0 window edge case (fixes mgba.io/i/1519)
- GB Video: Fix color scaling in AGB mode
- GBA: All IRQs have 7 cycle delay (fixes mgba.io/i/539, mgba.io/i/1208)
- GBA: Reset now reloads multiboot ROMs
- GBA BIOS: Fix multiboot entry point (fixes Magic Floor)
Other fixes:
- Core: Improved lockstep driver reliability (Le Hoang Quyen)
- FFmpeg: Drain recording buffers
- GB: Fix reading ROM immediately after unmapping BIOS
- GB SIO: Fix lockstep failing games aren't reloaded
- GBA Cheats: Fix value incrementing in CB slide codes (fixes mgba.io/i/1501)
- Libretro: Fix crash changing allowing opposing directions (hhromic)
- Qt: Fix some Qt display driver race conditions
- Qt: Fix menu bar staying hidden in full screen (fixes mgba.io/i/317)
- Qt: Only show emulator restart warning once per settings saving
- Qt: Fix LibraryController initialization (fixes mgba.io/i/1324)
- Shaders: Fix gba-color shader resolution (fixes mgba.io/i/1435)
- Switch: Fix audio when video rate desyncs (fixes mgba.io/i/1532)
Misc:
- CMake: Don't use libzip on embedded platforms (fixes mgba.io/i/1527)
- Core: Add keysRead callback
- Core: Create game-related paths if they don't exist (fixes mgba.io/i/1446)
- Core: Add more memory search ops (closes mgba.io/i/1510)
- Debugger: Make tracing compatible with breakpoints/watchpoints
- Debugger: Print breakpoint/watchpoint number when inserting
- Feature: Switch from ImageMagick to FFmpeg for GIF generation
- FFmpeg: Support audio-only recording
- GB Memory: Support running from blocked memory
- GBA BIOS: Add timings for HLE BIOS math functions (fixes mgba.io/i/1396)
- GBA BIOS: Fix clobbered registers in CpuSet (fixes mgba.io/i/1531)
- GBA Savedata: EEPROM performance fixes
- GBA Savedata: Automatically map 1Mbit Flash files as 1Mbit Flash
- Debugger: Add breakpoint and watchpoint listing
- mGUI: Remember name and position of last loaded game
- OpenGL: Only resize textures when needed
- Qt: Don't unload ROM immediately if it crashes
- Qt: Support switching webcams
- Qt: Cap window size on start to monitor size
- Qt: Open a message box for Qt frontend errors
- Qt: Increase maximum magnifications and scaling
- Qt: Add native FPS button to settings view
- Qt: Improve sync code
- Qt: Add option to pause on minimizing window (closes mgba.io/i/1379)
- Qt: Scale pixel color values to full range (fixes mgba.io/i/1511)
- Qt: Remove What's This icon from dialogs
- Qt: Printer quality of life improvements (fixes mgba.io/i/1540)
- Qt: Add copy and QoL improvements to graphic views (closes mgba.io/i/1541)
- Qt: Show list of all sprites in sprite view
- Qt: Add option for disabling OSD messages
- Qt, OpenGL: Disable integer scaling for dimensions that don't fit
- SM83: Support PC-relative opcode decoding
- Switch: Dynamic display resizing
- Switch: Support file associations
- Vita: L2/R2 and L3/R3 can now be mapped on PSTV (fixes mgba.io/i/1292)
Changes from beta 1:
Emulation fixes:
- ARM: Fix STR writeback pipeline stage
- ARM: Partially fix LDM/STM writeback with empty register list
- ARM: Fix stepping when events are pending
- GBA DMA: Fix case where DMAs could get misaligned (fixes mgba.io/i/1092)
- GBA Memory: Fix open bus from IWRAM (fixes mgba.io/i/1575)
- GBA Timers: Improve timer startup emulation
- GBA Video: Fix OpenGL renderer 512x512 backgrounds (fixes mgba.io/i/1572)
- GBA Video: Fix BLDY for semitransparent sprite on non-target-2 backgrounds
- GBA Video: Fix effects blending improperly in some non-last windows
- GBA Video: Copy higher priority target 1 flag
Other fixes:
- 3DS: Fix screen darkening (fixes mgba.io/i/1562)
- Core: Fix uninitialized memory issues with graphics caches
- Core: Return null for out of bounds cached tile VRAM querying
- GBA Video: Fix OpenGL fragment data binding
- GBA Video: Fix mosaic in modes 1-5 in OpenGL (fixes mgba.io/i/1620)
- Debugger: Fix tracing skipping instructions (fixes mgba.io/i/1614)
- OpenGL: Only invalidate texture if dimensions change (fixes mgba.io/i/1612)
- Qt: Fix fast forward mute being reset (fixes mgba.io/i/1574)
- Qt: Fix scrollbar arrows in memory view (fixes mgba.io/i/1558)
- Qt: Fix several cases where shader selections don't get saved
- Qt: Fix division by zero error in invalid TilePainter state
- Qt: Fix "restart needed" dialog after first config (fixes mgba.io/i/1601)
- Qt: Fix undesired screen filtering when paused (fixes mgba.io/i/1602)
- Qt: Fix sprite view using wrong base address (fixes mgba.io/i/1603)
- Qt: Fix inability to clear default keybindings
- Qt: Release held actions if they get rebound
- Qt: Fix crash double-clicking menus in shortcut settings (fixes mgba.io/i/1627)
- Qt: Fix record A/V window not updating resolution (fixes mgba.io/i/1626)
- Vita: Fix analog controls (fixes mgba.io/i/1554)
- Wii: Fix game fast-forwarding after slowing down
- Wii: Improve audio buffering (fixes mgba.io/i/1617)
Misc:
- GB Memory: Support manual SRAM editing (fixes mgba.io/i/1580)
- GBA: Trim non-movie ROMs to 32 MiB if applicable
- GBA Audio: Redo channel 4 batching for GBA only
- GBA I/O: Stop logging several harmless invalid register reads
- GBA Video: Changing OpenGL scaling no longer requires restart
- Debugger: Separate aliases from main commands
- Debugger: Print break-/watchpoint ID when breaking in CLI
- Debugger: Minor interface cleanup
- SDL: Use controller GUID instead of name
- SM83: Rename LR35902 to SM83
- Tools: Allow using threaded renderer in perf.py
- Tools: Clean up unused argument in mgba-perf
0.8 beta 1: (2019-10-20)
- Initial beta for 0.8
0.7.3: (2019-09-15)
Emulation fixes:
- GB: Fix savedata initialization (fixes mgba.io/i/1473, mgba.io/i/1478)
- GB: Fix SGB controller incrementing (fixes mgba.io/i/1104)
- GB Audio: Improve channel 4 supersampling
- GB Printer: Reset printer buffer index after printing
- GB Audio: Deschedule channel 3 when disabled (fixes mgba.io/i/1463)
- GB Audio: Deschedule channel 1 when disabled by sweep (fixes mgba.io/i/1467)
- GB Video: Increment BCPS/OCPS even in mode 3 (fixes mgba.io/i/1462)
- GBA Memory: Fix STM to VRAM (fixes mgba.io/i/1430)
- GBA Memory: Fix STM/LDM to invalid VRAM
- GBA Video: Fix wrapped sprite mosaic clamping (fixes mgba.io/i/1432)
- GBA Audio: Fix channel 4 aliasing (fixes mgba.io/i/1265)
Other fixes:
- Core: Fix crashes if core directories aren't set
- Core: Fix crash when exiting game with cheats loaded
- GBA: Set up GPIO mapping on null and ELF ROM regions (fixes mgba.io/i/1481)
- GBA Cheats: Fix PARv3 Thumb hooks
- GBA Cheats: Fix value incrementing in CB slide codes (fixes mgba.io/i/1501)
- Qt: Fix FPS target maxing out at 59.727 (fixes mgba.io/i/1421)
- Qt: Cap audio buffer size to 8192 (fixes mgba.io/i/1433)
- Qt: Fix race conditions initializing GDB stub
- Qt: Improve cheat view UX
- Libretro: Fix crash changing allowing opposing directions (hhromic)
- mGUI: Fix crash if last loaded ROM directory disappears (fixes mgba.io/i/1466)
- Switch: Fix threading-related crash on second launch
Misc:
- Qt: Make mute menu option also toggle fast-forward mute (fixes mgba.io/i/1424)
- Qt: Show error message if file failed to load
0.7.2: (2019-05-25)
Emulation fixes:
- GB: Fix HALT when IE and IF unused bits are set (fixes mgba.io/i/1349)
- GB Timer: Fix timing adjustments when writing to TAC (fixes mgba.io/i/1340)
- GB Video: Fix window y changing mid-window (fixes mgba.io/i/1345)
- GB Video: Fix more window edge cases (fixes mgba.io/i/1346)
- GBA: Fix RTC on non-standard sized ROMs (fixes mgba.io/i/1400)
- GBA DMA: Fix DMA0-2 lengths (fixes mgba.io/i/1344)
- GBA Memory: Fix writing to OBJ memory in modes 3 and 5
- GBA Memory: Prevent writing to mirrored BG VRAM (fixes mgba.io/i/743)
- GBA Video: Fix scanline cache with scale factor change edge cases
- GBA Video: Fix sprite mosaic clamping (fixes mgba.io/i/1008)
- GBA Video: Implement mosaic on transformed sprites (fixes mgba.io/b/5)
Other fixes:
- 3DS: Ensure core 2 can be used for threaded renderer (fixes mgba.io/i/1371)
- All: Fix several memory leaks
- GB Core: Fix toggling WIN and OBJ being swapped
- GBA: Fix skipping BIOS on irregularly sized ROMs
- CMake: Fix .deb imagemagick dependencies
- FFmpeg: Improve initialization reliability and cleanup
- FFmpeg: Fix audio conversion producing gaps
- LR35902: Fix disassembly of several CB-prefix instructions
- LR35902: Fix trailing whitespace in disassembly
- Qt: More app metadata fixes
- Qt: Fix load recent from archive (fixes mgba.io/i/1325)
- Qt: Fix overrides getting discarded (fixes mgba.io/i/1354)
- Qt: Fix saved scale not getting set on resize (fixes mgba.io/i/1074)
- Qt: Fix crash in sprite viewer magnification (fixes mgba.io/i/1362)
- Qt: Fix adjusting magnification in tile viewer when not fitting to window
- Qt: Fix bounded fast forward with Qt Multimedia
- Qt: Fix saving settings with native FPS target
- Wii: Fix aspect ratio (fixes mgba.io/i/500)
Misc:
- Qt: Add missing HEVC NVENC option (fixes mgba.io/i/1323)
- Qt: Improve camera initialization
- Vita: Improved frame drawing speed
0.7.1: (2019-02-24)
Bugfixes:
- 3DS: Work around menu freezing (fixes mgba.io/i/1294)
- GB: Fix crash when accessing SRAM if no save loaded and cartridge has no SRAM
- GB Serialize: Fix loading states with negative pixel x (fixes mgba.io/i/1293)
- GB, GBA Serialize: Fix loading two states in a row
- GBA: Fix video timing when skipping BIOS (fixes mgba.io/i/1318)
- GBA DMA: Fix Display Start DMAs
- GBA DMA: Fix DMA start/end timing
- GBA DMA: Fix invalid DMA handling (fixes mgba.io/i/1301)
- GBA Memory: Fix a few AGBPrint crashes
- GBA Memory: Fix OOB ROM reads showing up as AGBPrint memory
- GBA SIO: Prevent writing read-only multiplayer bits
- GBA Video: Fix enabling layers in non-tile modes (fixes mgba.io/i/1317)
- Python: Fix crash when deleting files owned by library
- Python: Make sure GB link object isn't GC'd before GB object
- PSP2: Fix file descriptors dying on suspend (fixes mgba.io/i/1123)
- Qt: Fix tile and sprite views not always displaying at first
- Qt: Fix audio context holding onto closed game controller
- Qt: Fix color picking in sprite view (fixes mgba.io/i/1307)
- Qt: Fix window icon on X11
- Qt: Fix quick load recent accidentally saving (fixes mgba.io/i/1309)
- Switch: Fix final cleanup (fixes mgba.io/i/1283)
- Switch: Fix gyroscope orientation (fixes mgba.io/i/1300)
Misc:
- GBA Video: Improve sprite cycle counting (fixes mgba.io/i/1274)
- Qt: Updated Italian translation (by Vecna)
0.7.0: (2019-01-26)
Features:
- ELF support
- Game Boy Camera support
- Qt: Set default Game Boy colors
- Game Boy Printer support
- Super Game Boy support
- Customizable autofire speed
- Ability to set default Game Boy model
- Map viewer
- Automatic cheat loading and saving
- GameShark and Action Replay button support
- AGBPrint support
- Debugger: Conditional breakpoints and watchpoints
- Ability to select GB/GBC/SGB BIOS on console ports
- Optional automatic state saving/loading
- Access to ur0 and uma0 partitions on the Vita
- Partial support for MBC6, MMM01, TAMA and HuC-1 GB mappers
- GBA: ARMIPS/A22i-style and ELF symbol table support
- Initial Switch port
Bugfixes:
- ARM: Fix MSR when T bit is set
- Core: Fix audio sync breaking when interrupted
- Core: Fix ordering events when scheduling during events
- FFmpeg: Fix encoding audio/video queue issues
- GB: Revamp IRQ handling based on new information
- GB: Fix IRQ disabling on the same T-cycle as an assert
- GB Audio: Make audio unsigned with bias (fixes mgba.io/i/749)
- GB Audio: Clock frame events on DIV
- GB Audio: Fix channel 3 reset value
- GB Audio: Fix channel 4 initial LFSR
- GB Audio: Fix channel 1, 2 and 4 reset timing
- GB I/O: DMA register is R/W
- GB MBC: Improve multicart detection heuristic (fixes mgba.io/i/1177)
- GB, GBA Savedata: Fix savestate loading overwriting saves on reset
- GB, GBA Savedata: Fix unmasking savedata crash
- GB Serialize: Fix audio state loading
- GB Serialize: Fix game title check
- GB Serialize: Fix IRQ pending/EI pending confusion
- GB Timer: Minor accuracy improvements
- GB Video: Fix dot clock timing being slightly wrong
- GB Video: Fix loading states while in mode 3
- GB Video: Fix enabling window when LY > WY (fixes mgba.io/i/409)
- GB Video: Fix SCX timing
- GB, GBA Video: Don't call finishFrame twice in thread proxy
- GBA: Reset WAITCNT properly
- GBA BIOS: Fix BitUnPack final byte
- GBA BIOS: Fix BitUnPack narrowing
- GBA DMA: Fix invalid DMA reads (fixes mgba.io/i/142)
- GBA DMA: Fix temporal sorting of DMAs of different priorities
- GBA Hardware: Fix RTC overriding light sensor (fixes mgba.io/i/1069)
- GBA Hardware: Fix RTC handshake transition (fixes mgba.io/i/1134)
- GBA Memory: Fix Vast Fame support (taizou) (fixes mgba.io/i/1170)
- GBA Savedata: Fix savedata modified time updating when read-only
- GBA Serialize: Fix loading channel 3 volume (fixes mgba.io/i/1107)
- GBA Serialize: Fix loading states in Hblank
- GBA SIO: Fix unconnected SIOCNT for multi mode (fixes mgba.io/i/1105)
- GBA Timer: Fix timers sometimes being late (fixes mgba.io/i/1012)
- GBA Video: Don't mask out high bits of BLDY (fixes mgba.io/i/899)
- GBA Video: Add delay when enabling BGs (fixes mgba.io/i/744, mgba.io/i/752)
- GBA Video: Start timing mid-scanline when skipping BIOS
- GBA Video: Improve sprite cycle counting (fixes mgba.io/i/1126)
- GBA Video: Make layer disabling work consistently
- PSP2: Fix more issues causing poor audio
- Qt: Fix GL display when loading a game from CLI (fixes mgba.io/i/843)
- Qt: Improve FPS timer stability
- Util: Fix wrapping edge cases in RingFIFO
Misc:
- 3DS: Remove deprecated CSND interface
- All: Make FIXED_ROM_BUFFER an option instead of 3DS-only
- Core: Remove broken option for whether rewinding restores save games
- Feature: Added loading savestates from command line
- FFmpeg: Support libswresample (fixes mgba.io/i/1120, mgba.io/b/123)
- FFmpeg: Support lossless h.264 encoding
- FFmpeg: Support lossless VP9 encoding
- GBA Cheats: Allow multiple ROM patches in the same slot
- GB: Skip BIOS option now works
- GB: Fix VRAM/palette locking (fixes mgba.io/i/1109)
- GB Audio: Improved audio quality
- GB, GBA Audio: Increase max audio volume
- GB MBC: Remove erroneous bank 0 wrapping
- GB Video: Darken colors in GBA mode
- GBA: Extend oddly-sized ROMs to full address space (fixes mgba.io/i/722)
- GBA: Implement display start DMAs
- GBA: Improve multiboot image detection
- GBA Memory: 64 MiB GBA Video cartridge support