I was expecting to get the degrees from the center of the sketch to the mouse from 0 to 360 or zero to 2PI. Instead I am getting zero to 180 from horizontal to the belly of the sketch and then I get negative numbers on the top… This makes it very hard to send angle coordinates to Arduino, What am…

Understanding the Atan2, Please help

CodeMasterX January 9, 2021, 7:20pm 6

you need to swap from atan2(y1-y2,x1-x2) to atan2(y2-y1,x2-x1)

Let the image object move in different directions

Topic		Replies	Views
Acos() not giving angles between PI/2-3PI/2 Coding Questions	2	407	November 15, 2019
Spherical Coordinates and Angle back to Origin? Coding Questions	2	192	November 19, 2022
Rotate and translate Coding Questions	6	442	May 21, 2019
Mapping PVector heading() to another range Coding Questions	2	155	October 18, 2023
How do I measure the angle of a vertex? Coding Questions	4	622	January 23, 2022