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DSP1/Range
From SnesLab
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Opcode | 18 | ||||||
| Speed | 38 cycles
5.0 μs | ||||||
Range is a DSP1 command that performs 3D collision detection. It determines if an object is within a certain distance of a point.
Input Parameters
- x is a vector component
- y is a vector component
- z is a vector component
- r is the range to compare the vector to (a sphere radius)
Ouput Parameters
- D is the difference between the vector length and the range
References
- subparagraph 5.2.2 on page 3-5-6 of Book II of the official Super Nintendo development manual
- paragraph 6.4 on page 3-6-1 of Book II, lbid.
- https://github.com/bsnes-emu/bsnes/blob/master/bsnes/sfc/coprocessor/dsp1/dsp1emu.cpp#L359