We've just updated MediaWiki and its underlying software. If anything doesn't look or work quite right, please mention it to us. --RanAS
DSP1/Distance: Difference between revisions
From SnesLab
(see also radius) |
|||
| (7 intermediate revisions by the same user not shown) | |||
| Line 4: | Line 4: | ||
|'''Opcode''' | |'''Opcode''' | ||
|28 | |28 | ||
|+ | |||
|'''Speed''' | |||
|156 cycles | |||
20.5 μs | |||
|} | |} | ||
'''Distance''' is a DSP1 command. | '''Distance''' is a [[DSP1]] command that calculates the length of a vector. It is bugged in DSP1/DSP1A and fixed in DSP1B. | ||
=== Input Parameters === | |||
* '''x''' is a vector component | |||
* '''y''' is a vector component | |||
* '''z''' is a vector component | |||
=== Output Parameters === | |||
* '''R''' is the vector length | |||
=== See Also === | === See Also === | ||
| Line 12: | Line 24: | ||
=== References === | === References === | ||
* [https://archive.org/details/SNESDevManual/book2/page/n297 Page 3-5-7 of Book II] of the official Super Nintendo development manual | * subparagraph 5.2.3 on [https://archive.org/details/SNESDevManual/book2/page/n297 Page 3-5-7 of Book II] of the official Super Nintendo development manual | ||
* paragraph 6.6 on [https://archive.org/details/SNESDevManual/book2/page/n324 page 3-6-1 of Book II], lbid. | |||
* https://github.com/bsnes-emu/bsnes/blob/master/bsnes/sfc/coprocessor/dsp1/dsp1emu.cpp#L395 | |||
[[Category:DSP1]] | [[Category:DSP1]] | ||
[[Category:Vector Calculation Commands]] | |||
Latest revision as of 05:06, 10 January 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Opcode | 28 | ||||||
| Speed | 156 cycles
20.5 μs | ||||||
Distance is a DSP1 command that calculates the length of a vector. It is bugged in DSP1/DSP1A and fixed in DSP1B.
Input Parameters
- x is a vector component
- y is a vector component
- z is a vector component
Output Parameters
- R is the vector length
See Also
References
- subparagraph 5.2.3 on Page 3-5-7 of Book II of the official Super Nintendo development manual
- paragraph 6.6 on page 3-6-1 of Book II, lbid.
- https://github.com/bsnes-emu/bsnes/blob/master/bsnes/sfc/coprocessor/dsp1/dsp1emu.cpp#L395