| struct Keycode { | |
| // Layout-independent Keys | |
| // eg.These key codes are always the same key on all layouts. | |
| static let returnKey : UInt16 = 0x24 | |
| static let enter : UInt16 = 0x4C | |
| static let tab : UInt16 = 0x30 | |
| static let space : UInt16 = 0x31 | |
| static let delete : UInt16 = 0x33 | |
| static let escape : UInt16 = 0x35 |
| import UIKit.UIGestureRecognizerSubclass | |
| class ForcePanGestureRecognizer : UIPanGestureRecognizer { | |
| private(set) var force = CGFloat(0) { | |
| didSet { | |
| if force > maxForce { | |
| maxForce = force | |
| } | |
| } |
| "The common wisdom of "don't use conditionals in shaders" is one of my biggest frustrations with how shaders are taught. | |
| step(y, x) _is_ a conditional! It compiles to identical code as: | |
| float val = (x >= y ? 1.0 : 0.0) | |
| or | |
| float val = 0.0; | |
| if (x >= y) val = 1.0;" | |
| https://twitter.com/bgolus/status/1235254923819802626 | |
| // Performing shader divisions without diving *rcp = approximation of 1/x | |
| float myDividedVal = myValToDivide * rcp(myDivider); |
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