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Scanline: Difference between revisions
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A [[scanline]] is a single row of pixels, produced by a single horizontal sweep of the raster beam. A scanline takes 1364 master cycles. | A [[scanline]] is a single row of pixels, produced by a single horizontal sweep of the raster beam. A scanline takes 1364 master cycles.<sup>[1]</sup> | ||
It takes the raster beam approximately 63.5 microseconds to draw a scanline and [[hblank]].<sup>[3]</sup> | |||
Scanlines can be long or short. | |||
=== See Also === | |||
* [[239-Line Mode]] | |||
* [[224-Line Mode]] | |||
=== References === | === References === | ||
# https://problemkaputt.de/fullsnes.htm#snestimingppumemoryaccesses | |||
# https://problemkaputt.de/fullsnes.htm#snestiminghvevents | |||
# [https://archive.org/details/SNESDevManual/book1/page/n214 Appendix 20 of Book I] of the official Super Nintendo development manual | |||
[[Category:Video]] | [[Category:Video]] | ||
Revision as of 21:30, 20 July 2023
A scanline is a single row of pixels, produced by a single horizontal sweep of the raster beam. A scanline takes 1364 master cycles.[1]
It takes the raster beam approximately 63.5 microseconds to draw a scanline and hblank.[3]
Scanlines can be long or short.
See Also
References
- https://problemkaputt.de/fullsnes.htm#snestimingppumemoryaccesses
- https://problemkaputt.de/fullsnes.htm#snestiminghvevents
- Appendix 20 of Book I of the official Super Nintendo development manual