YourWishes ac8023d50f Rework PSP audio into a single output thread + main-thread top-up
The reader+player two-thread design (previous commit) still crackled -
both threads shared the same elevated real-time priority and could
contend for the PSP's single core right at the moment the player thread
needed to resume after its blocking output call returned, worse the
bigger the hardware chunk. Confirmed fixed on real hardware (Memory Stick
and pspsh) by removing the second real-time thread entirely.

PCM data now lives in a ring buffer topped up from the MAIN thread once
per engine Update(), mirroring dusklinux's own already-working
audioStreamLinuxFeed()/IsFinished() pattern (same lead/window sizing)
instead of a bespoke second thread. The sole remaining PSP-specific
thread only drains the ring and calls sceAudioOutputPannedBlocking(),
never touching the asset/PCM layer. Loop wraps are now just a transparent
seek-and-continue while filling the ring (it holds one seamless sample
stream, no per-chunk splicing needed) - a small FIFO of loop markers is
the only thing still needed to fire onLoop at the correct audible moment.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-08-31 20:09:15 -05:00
2026-07-02 19:20:17 -05:00
2026-05-07 17:38:41 -05:00
2026-07-01 21:07:24 -05:00
2026-06-02 11:01:54 -05:00

Dusk

RPG Game Project, small and able to run on a PSP.

Building

Each build target has different requirements. You can take a look at the git workflow to see how the builds are done for each target. In addition, for accessing the editor and building the game on your host system, install the following packages, depending on your system;

Fedora;

sudo dnf install git make gcc cmake python python-polib python3-pillow python3-dotenv python3-numpy python-qt5 python3-pyopengl SDL2-devel zlib-devel libzip-devel bzip2-devel openssl-devel lzma-sdk-devel xz xz-devel lua-devel

Ubuntu;

sudo apt-get install git build-essential gcc python python-polib python3-pillow python3-dotenv python3-numpy python3-pyqt5 python3-opengl

Arch Linux;

sudo pacman -S git base-devel gcc python python-polib python-pillow python-dotenv python-numpy python-pyqt5 python-opengl
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