DSP1/Distance: Difference between revisions

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.

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-'''Distance''' is a DSP1 command.
 {| class="wikitable" style="float:right;clear:right;width:15%"
 !colspan="8"|Basic Info
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 |'''Opcode'''
 |28
+|+
+|'''Speed'''
+|156 cycles
+.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 ===
+* [[Radius]]
 === References ===
-* https://archive.org/details/SNESDevManual/book2/page/n297
+* 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:Vector Calculation Commands]]