what is "modf ()" (a math function from C/C++ etc.) shorthand for?
Nov 22, 2019 · The modf function break the argument value into integral and fractional parts, each of which has the same sign as the argument. It stores the integral part as a double in the …
Is it possible to roll a significantly faster version of modf
Nov 15, 2012 · modf should be a very fast function indeed, so the problem might be that it is still a function (ie, not being inlined). You could try using exactly the same code from the library but …
How to separate float into an integer and a fractional part?
Jun 2, 2014 · Certainly, the use of modf() is the best, more direct way to separate the integer from the fractional part of a floating point number. The only drawback is in case you want the …
How to avoid using temporary variable with std::modf?
May 20, 2019 · double value = 3.4; double fractional = std::modf(value, nullptr); where I don't want/care about the whole part of the number. Yes, I know I could do "3.4 - 3.0" or the like, but …
Getting the fractional part of a float without using modf ()
However, the imprecision is killing me. I'm using my Frac() and InvFrac() functions to draw an anti-aliased line. Using modf I get a perfectly smooth line. With my own method pixels start …
c - How to properly use modf - Stack Overflow
Oct 8, 2013 · Check out the modf and modff man page to see where you went wrong. Share. Improve this answer. Follow ...
python - Why does math.modf return floats? - Stack Overflow
Oct 14, 2013 · math.modf(x) Return the fractional and integer parts of x. Both results carry the sign of x and are floats. In this related question, it's pointed out that returning floats doesn't …
Python Decimal modf - Stack Overflow
Jul 2, 2013 · You can also use math.modf (Documentation) >>> math.modf(1.0000000000000003) (2.220446049250313e-16, 1.0 ...
c - Can I pass NULL to modf/modff? - Stack Overflow
2 The modf functions break the argument value into integral and fractional parts, each of which has the same type and sign as the argument. They store the integral part (in floating-point …
How does the C++ function `modf` work internally?
Jul 31, 2019 · I get what it does, but I'd like to know what the function is doing internally to separate out the floating point number.