mgba/CHANGES

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0.3.0: (Future)
Features:
- Ability to hide individual background layers, or OBJs
- Ability to mute individual audio channels
- Palette viewer
- Volume control
- More shortcuts are editable (e.g. quick save/load)
- Rewind now shows the frame after rewinding
- Import/Export of GameShark/Action Replay snapshots
- Add "Step backwards" item for single increment rewind
- Deadzone estimation for game controllers
- Analog inputs can be used for shortcuts
- Menu items for specific solar sensor brightness levels
- Remappable controls for tilt and gyroscope sensors
- Status messages for actions taken while a game is running (e.g. save/load state)
Bugfixes:
- GBA: Fix timers not updating timing when writing to only the reload register
- All: Fix sanitize-deb script not cleaning up after itself
- Qt: Fix Display object leak when closing a window
- Qt: Fix .deb dependencies
- GBA Audio: FIFOs should not poll DMAs that are not scheduled for audio
- Qt: Fix "QOpenGLContext::swapBuffers() called with non-exposed window" warning
- ARM7: Fix SWI and IRQ timings
- GBA Audio: Force audio FIFOs to 32-bit
- GBA Memory: Ensure changing the timing of a DMA reschedules it
- Qt: Fix window not regaining focus after exiting savestate window
- Qt: Fix regression where video would not record if the game had already started
- GBA: Fix rewind boundary conditions
- GBA: Add initial I/O register settings for background matrix registers
- Qt: Fix potential crash if a gamepad causes focus to change
- GBA Memory: Allow SRAM to be 64kB
- Qt: Fix controller axis querying
- GBA Memory: Improve Thumb open bus behavior
- GBA Memory: Fix 32-bit loads from unaddress cartridge space
- Qt: Fix multiplayer windows opening as the wrong size
- Qt: Fix controllers sometimes not loading the right profile
- GBA: Fix hang when loading a savestate if sync to video is enabled
- Debugger: Fix use-after-free in breakpoint clearing code
- Util: Fix resource leak in UTF-8 handling code
- VFS: Fix resource leaks if some allocations fail
- Debugger: Fix boundary conditions in tab completion
- Video: Fix an issue with very long filenames
- SDL: Fix boundary conditions for joystick adjustments
Misc:
- Qt: Show multiplayer numbers in window title
- Qt: Handle saving input settings better
- Debugger: Free watchpoints in addition to breakpoints
- Qt: Move GL frame drawing back onto its own thread
- GBA: Add status log level
- GBA Thread: Add functionality for running callbacks on the GBA thread
0.2.0: (2015-04-03)
Features:
- Support for gamepad axes, e.g. analog sticks or triggers
- Add scale presets for up to 6x
- Settings window
- Bilinear resampling option
- Add option to skip BIOS start screen
- List of recently opened games
- Support for games using the Solar Sensor
- Better audio resampling via blip-buf
- Game Pak overrides dialog for setting savetype and sensor values
- Support for games using the tilt sensor
- Remappable shortcuts for keyboard and gamepad
- Rewinding of emulation
- Implemented BIOS routines SoftReset, RegisterRamReset, Diff8bitUnFilterWram, Diff8bitUnFilterVram, and Diff16bitUnFilter
- Support IPv6
- Save directory of last loaded file
- Support BPS patches
- Automatically detect and optimize out idle loops
- Configurable game overrides
- Support loading 7-Zip files
- Drag and drop game loading
- Cheat code support
- Runtime configurable audio driver
- Libretro core for use with RetroArch and other front-ends
- Controller profiles for setting different bindings for different controllers
- Ability to lock aspect ratio
- Local link cable support
- Ability to switch which game controller is in use per instance
- Ability to prevent opposing directional input
- Warning dialog if an unimplemented BIOS feature is called
- Debugger: Add CLI "frame", frame advance command
- Debugger: Add CLI functions for writing to memory
- Debugger: Add CLI functions for examining memory regions
- Debugger: Add CLI function for writing a register
Bugfixes:
- ARM7: Extend prefetch by one stage
- ARM7: Fix cycle counting for loads
- Debugger: Disassembly now lists PSR bitmasks (fixes #191)
- GBA: Fix savestate loading of DISPSTAT and WAITCNT registers
- GBA: Initialize gba.sync to null
- GBA: Fix timer initialization
- GBA Audio: Support 16-bit writes to FIFO audio
- GBA Audio: Audio buffer sizes are now correct sizes for both sample rates
- GBA BIOS: Fix BIOS prefetch after returning from an IRQ
- GBA BIOS: Fix BIOS prefetch after reset
- GBA BIOS: Prevent CpuSet and CpuFastSet from using BIOS addresses as a source (fixes #184)
- GBA BIOS: Fix BIOS decompression routines with invalid source addresses
- GBA Memory: Fix alignment of open bus 8- and 16-bit loads
- GBA Memory: Fix I cycles that had been moved to ARM7 core
- GBA Memory: Fix cycle counting for 32-bit load/stores
- GBA RR: Fix fallthrough error when reading tags from a movie
- GBA Thread: Fix possible hang when loading an archive
- GBA Thread: Fix possible deadlock in video sync
- Perf: Fix crash when the GBA thread fails to start
- Qt: Fix crash starting a GDB stub if a game isn't loaded
- Qt: Fix crash when adjusting settings after closing a game
- Qt: Fix crash when starting GDB stub after closing a game
- Qt: Fix patch loading while a game is running
- Qt: Fix crash when loading a game after stopping GDB server
- Qt: Pause game while open file dialogs are open (fixes #6 on GitHub)
- Qt: Fix crash when attempting to pause if a game is not running
- SDL: Properly clean up if a game doesn't launch
- Util: Fix sockets on Windows
Misc:
- All: Enable link-time optimization
- Debugger: Watchpoints now work on STM/LDM instructions
- Debugger: Clean up GDB stub network interfacing
- Debugger: Simplify debugger state machine to play nicer with the GBA thread loop
- Debugger: Merge Thumb BL instructions when disassembling
- Debugger: Clean up debugger interface, removing obsolete state (fixes #67)
- Debugger: Watchpoints now report address watched (fixes #68)
- Debugger: Add support for soft breakpoints
- Debugger: Make I/O register names be addresses instead of values
- Debugger: Rename read/write commands
- GBA: Improve accuracy of event timing
- GBA: Add API for getting Configuration structs for overrides and input
- GBA: Refactor gba-sensors and gba-gpio into gba-hardware
- GBA: Refactor gba directory, dropping gba- prefix and making supervisor directory
- GBA: Move A/V stream interface into core
- GBA: Savestates now take into account savedata state machines (fixes #109)
- GBA Audio: Change internal audio sample buffer from 32-bit to 16-bit samples
- GBA Memory: Simplify memory API and use fixed bus width
- GBA Thread: Make GBASyncWaitFrameStart time out
- GBA Video: Start video at the last scanline instead of the first
- Qt: Optimize logo drawing
- Qt: Move frame upload back onto main thread
- Qt: Remember window position
- Qt: Double-clicking on the window toggles full screen
- Util: Use proper locale for reading and writing float values
0.1.1: (2015-01-24)
Bugfixes:
- ARM7: Fix LDM writeback to a register already written
- GBA: Fix timers 2 and 3 updating incorrectly
- GBA Audio: Make larger buffer sizes than 2048 actually work properly
- GBA Audio: Fix GB audio channels being too quiet (fixes #159)
- GBA Audio: Properly initialize audio FIFO channels
- GBA BIOS: Fix HLE Lz77 and RL functions to properly account for width and invalid addresses
- GBA BIOS: Fix BIOS prefetch after returning from a SWI
- GBA BIOS: Fix LZ77UnCompVram to use 16-bit loads from decompressed memory
- GBA BIOS: Fix HuffUnComp to work when games pass an invalid bit length
- GBA BIOS: Fix GetBiosChecksum to return the value of a real GBA, regardless of used BIOS
- GBA BIOS: Fix HuffUnComp boundary conditions
- GBA Memory: Don't call into GPIO write calls if GPIO devices are absent
- GBA Memory: Properly initialize 1 Mb flash, and add debug logging
- GBA Memory: Filter out top nybble of DMA addresses
- GBA Memory: Properly bounds-check VRAM accesses
- GBA Memory: Fix initial DMA state
- GBA Thread: Allow halted games to exit cleanly
- GBA Video: Fix blend issues with obscured middle layers
- GBA Video: Fix windows not disabling target 1 appropriately (fixes #161)
- GBA Video: Fix sprite mis-ordering behavior in some cases (fixes #168)
- GBA Video: Fix window interactions with 16-color mode 0 mosaic
- GBA Video: Fix sprite boundary conditions with mosaic
- GBA Video: Fix mode 0 being able to read tiles above appropriate tile range
- Qt: Fix issue with set frame sizes being the wrong height
- Qt: Fix emulator crashing when full screen if a game is not running
- Qt: Fix window focus issues
- Qt: Properly set default video recording settings
- Qt: Fix a race condition when a game crashes immediately
- Qt: Fix some cases where key mapping can break if focus is adjusted
- Qt: Fix crash if a game pauses before any frames are shown
- Debugger: Negative PC-relative loads now properly subtract the offset
- Debugger: Align PC-relative loads in Thumb
- Debugger: Fix watchpoints triggering too late
- Debugger: Fix binary print putting spaces between digits
- Video: Ensure FFmpeg encoder has audio frames
- Video: Fix uncompressed PCM audio recording
- Video: Fix FFmpeg crashing when the file extension is wrong
- Util: Fix SOCKET_FAILED macro
Misc:
- GBA: Exit cleanly on FATAL if the port supports it
- GBA Memory: Implement 16- and 32-bit loads from SRAM
- Qt: Disable sync to video by default
- Qt: Handle a game crash without crashing
- Qt: Set default log level to FATAL, ERROR and WARN
- Qt: Clarify some phrasing in the menus
- Qt: Clear active buttons when focus is lost
0.1.0: (2014-12-13)
- Initial release