General/Core: - bug: numerous host compatibility and accuracy improvements to OpenGL renderer, tho off-by-1 sampling bugs will remain - bug: fixes to 'edge marking', shadows, box tests, maths & depths precision, and some other rarer 3d rendering usecases - bug: fixes to AR cheat processing - bug: fixes to cheat database game identification - bug: fix interpolation at SPU loop points, emulation of SPU half/byte size registers & others - bug: backlight emulation added (for fade effects) - bug: other small ongoing fixes to 2d rendering and GPU memory maps - bug: emulate slot-1 read timings, probably for AP-related purposes - bug: general improvement to hardware component power-off state handling, especially 3d engine - bug: fix virtual fat (homebrew) building in environment with symlinks - bug: fix some rarely-bugged CPU instructions - bug: fix bugs in homebrew filesystems - bug: fix bugs in big-endian hosts - bug: fix loading gzipped files and some newer rars - bug: fix inconsistencies and omissions in command-line processing - bug: extensive improvement to wifi emulation, though wifi is still not supported - bug: firmware file settings/management now behaves more or less sensibly as advertised - bug: fix movie (dsm) being bitrotted and failing to sync settings or manage sram properly - enh: movie (dsm) add record from state feature - enh: high-resolution 3d rendering, from 1x-16x the native resolution of 256x192 pixels - enh: texture upscaling for 3d rendering, from 1x-4x the native texture size - enh: texture smoothing option for OpenGL renderer - enh: user-selectable internal GPU bpp 15/18/24 to change from accuracy to attractiveness - enh: game-specific hacks library finally implemented internally, user-selectable - enh: game-specific hack for popular games that randomly corrupt their sprites when going in and out of doors - enh: officially supported arm and arm64 jits and overall improvements on arm hosts - enh: emulator now makes "(backups)" states on every loadstate, for in case you hit loadstate on accident - enh: User-selectable MSAA level for OpenGL renderer - enh: "interface" for dll/so control of a desmume core - enh: optimizations, cpu arch-specific, and otherwise, to all 3d and 2d rendering, ranging from SSE to AVX2 - enh: lua - Add raw joystick API and setlayermask API (windows only) - enh: lua - Add gamecode APU for game-specific hacks in scripts and 'freelook' script functionality - enh: add options to emulate game cards more badly, to trip AP on purpose - enh: fix some save type / slot type autodetections and save memory import codepaths - enh: add fake impossible debug AR code to select CPU: DFFFFFFF 77777777/99999999 - enh: add --rtc-day and --rtc-hour to specify an offset from host RTC - enh: support newer duc files - enh: upgrade and add some upscalers, hq3x, 6xBRZ, etc - enh: add "interface" frontend for use via dll/so Windows: - note: windows xp and x86 support is dropped for official builds. windows 7 support will be dropped over my dead body - bug: fix numerous bugs involving filenames and path with non-latin characters - bug: fix bugs in various display layout, rotate, vsync, gaps, and display method configurations - bug: fix bugs in user configured paths - bug: aviout/wavout is now more robust - bug: fix bugs in window clearing and various display method configurations which leave garbage on screen - enh: add fullscreen display options - enh: major revisions to mic sample feature, loaded as a bunch and rotated with hotkeys - enh: add user-facing option to control console window visibility - enh: add some crude capability for breakpoints to cpu debugger and memory viewer, and other bugfixes - enh: add "screen size ratio" for smaller sub-screens, etc - enh: add some hotkeys - enh: add option to kill stylus input when outside the NDS screen - enh: improve cheat list UX - enh: optimizations to reduce cpu usage overall and during idle especially for high resolutions, scalers, etc - enh: improve pen&touch support Cocoa: - bug: fix issues with v-sync causing frame rate issues under various circumstances - bug: fix issues when running a display window in fullscreen - enh: add native binary support for Apple Silicon CPUs - enh: Macs with an Intel Haswell or later CPU now benefit from the new AVX2 optimizations - enh: add support for Apple's Dark Mode user interface introduced in macOS Mojave - enh: add some new toolbar items for the following: Frame Advance, Enable/Disable HUD, Toggle Displays - enh: turbo inputs can now be configured with a frame-by-frame press/release pattern - enh: display windows now run their video output using Metal, if available - enh: display windows now support HiDPI monitors like Apple's Retina monitors - enh: display windows have new "Hybrid" layouts for better fit on modern widescreen monitors (View > Display Layout) - enh: display windows can now change the video source going to each individual DS screen (View > Display Video Source) - enh: display windows can now run a Heads-Up Display for reporting useful info (View > Show HUD Settings) - enh: add support for changing the NDS stylus pressure (Emulation > Show Stylus Settings) - enh: screenshots can now be captured using a dedicated tool for it (Tools > Show Screenshot Capture Tool) - enh: lots of miscellaneous stability and performance improvements Linux: - note: SDL2 now employed - note: GTK3 port added, built with meson - note: CLI and GTK ports improved, according to their respective niche (gaming vs functionality) - note: CLI: added horizontal screen layout - note: CLI: added floating-point scale factor support with HW stretching - note: CLI/GTK2: improved gdb stub for game debugging - note: CLI/GTK2/GTK3: various other improvements