 bart
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c2114c8eae
Refactored and added many syscalls. Removed 8.3 names for userbdos files as not needed with brfs anymore. Added mkdir program and removed some old stuff.
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7 місяців тому |
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bart
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f88d0c38c1
Added BRFS to BDOS, started on new shell which uses BRFS and fixed many problems that came up during this process.
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7 місяців тому |
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bart
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4f78424f8e
Added BRFS documentation
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7 місяців тому |
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bart
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51b0460b59
Reading BRFS from SPI Flash now seems to work.
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7 місяців тому |
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bart
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9cb7744c82
Create SPI flash library to interact with SPI flash, Added write updated sector functionality to BRFS, Some small fixes in other code.
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7 місяців тому |
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bart
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8d9f556fd6
Basic operations of BRFS implemented and tested on small scale with examples.
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7 місяців тому |
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bart
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8b4880efa4
Progress on read function for BRFS.
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7 місяців тому |
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bart
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7fa4131bf9
Added open function to BRFS, new stdlib functions for basename dirname and strrchr
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7 місяців тому |
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bart
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3a5ff93ec6
BRFS now does not keep track of directory anymore. Added path traversal and more.
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8 місяців тому |
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bart
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693251f982
Added changedir and listdir functionality to BRFS.
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8 місяців тому |
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bart
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6b31f51206
Added file and dir creation to BRFS.
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8 місяців тому |
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bart
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01a00e1603
Update new repo link, add requirements.txt.
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8 місяців тому |
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bart
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d6f7dcb26d
Added initial code for BRFS (custom RAM filesystem).
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8 місяців тому |
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bart
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0fd222280a
Added halfres rendering mode to gpu and mu. Added millis counter to mu. Raycaster now renders at half resolution and many improvements. Now at 40 to 70fps.
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1 рік тому |
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bart
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7cfd77a292
Added fps counter to raycaster
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1 рік тому |
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bart
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33d828b6b9
All rendering of textured raycaster now done in assembly for significant speed improvement.
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1 рік тому |
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bart
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d2b53bb5e8
Added dark side of wall in raycaster. Moved data to data folder. Minor code improvements and prep for assembly screen render function.
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1 рік тому |
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bart
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4e7cdb1216
Changed pixelplane to 24 bit colors. Updated texture generator and raycaster to 24 bit color.
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1 рік тому |
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bart
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55b5818582
Textured raycaster is now fast enough for a demo.
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1 рік тому |
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bart
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9ac6dafd0f
POC texture rendering in raycaster. No code optimization yet so it is very slow.
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1 рік тому |
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bart
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f746bbd20d
Added movement to raycaster. Speed improvements to raycaster and script to precalculate direction and plane values for rotation, for each degree.
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1 рік тому |
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bart
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0eba720aeb
Initial working POC of a simple raycaster engine.
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1 рік тому |
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bart
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69d109e653
Added hardware signed and unsigned integer division and modulo. Created simple integer calculator to test. Updated several programs and BDOS to use new division hardware while keeping software calculation as legacy functions.
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1 рік тому |
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bart
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f3f3a43044
Added fixed-point signed divider to MU. Integrated into FPCALC.
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1 рік тому |
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bart
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ddd3d60235
Added Fixed-Point BCC library, including a FPCALC application to test it. MULTFP instruction is added to assembler, and some library functions were added during development.
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1 рік тому |
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bart
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3af9eecaa9
Added signed fixed point multiplication to ALU.
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1 рік тому |
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bart
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9294ee0605
Removed unused PLLs from quartus design. Replaced main PLL with Cyclone V PLL.
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1 рік тому |
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bart
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f78729ea77
Fixed L2 cache state machine issue which was only present in the previous commit.
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1 рік тому |
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bart
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82a433530c
Reverted L2 cache size to 1024 words for easier debugging.
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1 рік тому |
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bart
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da2bff2ea2
Removed/disabled NTSC from design, as the tiny HDMI monitor is practically always used. Also greatly increased L2 cache size, although no performance benefits for the relatively small programs I currently use for benchmarking.
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1 рік тому |
