Top "Fixed-point" questions

Questions about fixed-point arithmetic, done using a set number of decimal places.

How do I convert a floating point C code to fixed point?

I have a C code which uses doubles. I want to be able to run the code on a DSP (…

c signal-processing fixed-point texas-instruments beagleboard
fixed point arithmetics in java with fast performance

I need to represent some numbers in Java with perfect precision and fixed number of decimal points after decimal point; …

java fixed-point
How do you multiply two fixed point numbers?

I am currently trying to figure out how to multiply two numbers in fixed point representation. Say my number representation …

multiplication fixed-point
Restrict Float Precision in JavaScript

I'm working on a function in JavaScript. I take two variables x and y. I need to divide two variables …

javascript floating-point fixed-point
How can I perform 64-bit division with a 32-bit divide instruction?

This is (AFAIK) a specific question within this general topic. Here's the situation: I have an embedded system (a video …

math assembly cpu-architecture fixed-point integer-division
.NET - Why is there no fixed point numeric data type in C#?

It seems like there would be a ton of uses for a fixed point data type. Why is there not …

c# .net fixed-point
Invert 4x4 matrix - Numerical most stable solution needed

I want to invert a 4x4 matrix. My numbers are stored in fixed-point format (1.15.16 to be exact). With floating-point arithmetic …

language-agnostic matrix linear-algebra fixed-point matrix-inverse
How to do floating point calculations with integers

I have a coprocessor attached to the main processor. Some floating point calculations needs to be done in the coprocessor, …

c floating-point embedded fixed-point
How do I force Python to keep an integer out of scientific notation

I am trying to write a method in Python 3.2 that encrypts a phrase and then decrypts it. The problem is …

python floating-point format fixed-point scientific-notation
Fixed point processing: what is the difference between uint16_t and uint_fast16_t?

I have a 16 bit fixed point processor and I want to do fixed point processing with it. I'm looking for …

c fixed-point