547 How Bézier curves really truly work

- Hey gang, this is Deke McClelland.…Welcome to Deke's Techniques.…Today I'm gonna show you how bezier curves…really truly work, whether in Illustrator,…InDesign, Photoshop, or any other Adobe application.…And so as you're probably aware a curve is defined…by two anchor points and as many as two circular…control handles.…You also know that dragging a control handle effects…the curvature of the segment,…But have you ever wondered why?…Well after today's movie you will wonder no more.…And incidentally, this is an excerpt from my…Adobe Pen Tool Mastery Course…which is comin' out real soon.…

Now we're gonna start off with the painful…mathematical equation, and this is the real thing,…but I don't expect many of you to understand it,…especially if you've forgotten your Advanced Algebra…which is why I'm gonna show you how the path actually…gets drawn here at the 30% mark…and how it ultimately boils down to a kind…of lattice of these orange timelines…and green tangent lines.…Here, let me show you exactly how it works.…