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use controller for moving around a test plane

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a dinosaur
2024-08-08 16:05:30 +10:00
parent fbff9b77fd
commit 477ce10e68
7 changed files with 314 additions and 9 deletions
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13
Sources/Voxelotl/Matrix4x4.swift
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@ -43,6 +43,19 @@ public extension simd_float4x4 {
.init(0, 0, 0, 1))
}
@inline(__always) static func rotate(yawPitch yp: SIMD2<T>) -> Self { rotate(yaw: yp.x, pitch: yp.y) }
static func rotate(yaw ytheta: T, pitch xtheta: T) -> Self {
let xc = cos(xtheta), xs = sin(xtheta)
let yc = cos(ytheta), ys = sin(ytheta)
return .init(
.init(yc, ys * xs, -ys * xc, 0),
.init( 0, xc, xs, 0),
.init(ys, yc * -xs, yc * xc, 0),
.init( 0, 0, 0, 1))
}
static func orthographic(left: T, right: T, bottom: T, top: T, near: T, far: T) -> Self {
let
invWidth = 1 / (right - left),