llMulDiv
Multiplies a by b, adds rnd to the 128-bit result, then divides by c.
LONGLONG WINAPI llMulDiv(
LONGLONG a,
LONGLONG b,
LONGLONG c,
LONGLONG rnd);
Return Values
Returns either the (a * b + rnd)/c calculation or one of the following values.
| 0x7FFFFFFFFFFFFFFF | Overflow occurred because the result is too large (positive). |
| 0x8000000000000000 | Overflow occurred because the result is too large (negative). |
Remarks
Rounding on the division is toward zero. Division by zero is counted as an overflow condition.
Last updated on Tuesday, July 13, 2004
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