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DSP1/Scalar
From SnesLab
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Opcode | nB | ||||||
| Speed | 36 cycles
4.7 μs | ||||||
Scalar is a DSP1 command. The high nybble of the opcode selects which attitude matrix.
Input Parameters
- X is a vector component
- Y is a vector component
- Z is a vector component
Output Parameters
- S is the inner product
References
- subparagraph 5.5.4 on page 3-5-29 of Book II of the official Super Nintendo development manual
- paragraph 6.13 on page 3-6-2 of Book II, lbid.
- https://github.com/bsnes-emu/bsnes/blob/master/bsnes/sfc/coprocessor/dsp1/dsp1emu.cpp#L748