12
votes
3answers
564 views

How do I lerp between values that loop (such as hue or rotation)?

View Demo I'm trying to make the joint rotate smoothly around the center of the canvas, toward the angle of mouse pointer. What I have works, but I want it to animate the shortest distance possible ...
2
votes
2answers
148 views

Animating a background 'pulse' with easing equation

I'm trying to find a suitable easing equation (or other method) to animate an object so that it 'pulses' (imagine a 'spike' on a music visualiser, or see the image I drew badly below) 'v' is the ...
2
votes
2answers
250 views

Stop a rotating object at a specified angle?

I'm working in JavaScript with HTML5 and the canvas. I have an object which is rotating at a certain speed, and I need the object's rotation to slow down gradually and the front of the object to stop ...