Difference between revisions of "FF7/Field/Script/Opcodes/D5 COS"
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Dangarfield (talk | contribs) (Creation of COS page) |
Dangarfield (talk | contribs) |
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! width="40" | ''M'' | ! width="40" | ''M'' | ||
! width="40" | ''A'' | ! width="40" | ''A'' | ||
| − | ! width="40" | '' | + | ! width="40" | ''S'' |
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* '''const UByte''' ''M'': Multiplicand, or address to retrieve value if ''B2'' is non-zero. | * '''const UByte''' ''M'': Multiplicand, or address to retrieve value if ''B2'' is non-zero. | ||
* '''const UByte''' ''A'': Addition, or address to retrieve value if ''B3'' is non-zero. | * '''const UByte''' ''A'': Addition, or address to retrieve value if ''B3'' is non-zero. | ||
| − | * '''const UByte''' '' | + | * '''const UByte''' ''S'': Variable for cos angle, or source address to retrieve value if ''B4'' is non-zero. |
==== Description ==== | ==== Description ==== | ||
| − | Var[B1][D] = ( ( Math.cos(Var[B4][ | + | Var[B1][D] = ( ( Math.cos(Var[B4][S]) * M) + A) >> 12 |
Creates a variable from the another variable, with COS, a multiplicand and an addition factor | Creates a variable from the another variable, with COS, a multiplicand and an addition factor | ||
Latest revision as of 16:56, 16 September 2020
- Opcode: 0xD5
- Short name: COS
- Long name: COS Calculation
Memory layout
| 0xD5 | B1 / B2 | B3 / B4 | D | M | A | S |
|---|
Arguments
- const Bit[4] B1: Destination bank.
- const Bit[4] B2: Bank to retrieve M, or zero if M is specified as a literal value.
- const Bit[4] B3: Bank to retrieve A, or zero if A is specified as a literal value.
- const Bit[4] B4: Bank to retrieve S, or zero if S is specified as a literal value.
- const UByte D: Destination address.
- const UByte M: Multiplicand, or address to retrieve value if B2 is non-zero.
- const UByte A: Addition, or address to retrieve value if B3 is non-zero.
- const UByte S: Variable for cos angle, or source address to retrieve value if B4 is non-zero.
Description
Var[B1][D] = ( ( Math.cos(Var[B4][S]) * M) + A) >> 12
Creates a variable from the another variable, with COS, a multiplicand and an addition factor
