Function roundedRectSDF

src/shader-utils.ts:24–28

(x: number, y: number, width: number, height: number, radius: number)

}

function roundedRectSDF(x: number, y: number, width: number, height: number, radius: number): number {
  const qx = Math.abs(x) - width + radius
  const qy = Math.abs(y) - height + radius
  return Math.min(Math.max(qx, qy), 0) + length(Math.max(qx, 0), Math.max(qy, 0)) - radius
}

function texture(x: number, y: number): Vec2 {
  return { x, y }