Function clamp

src/core/calculate.ts:310–316

(
  num: number,
  lowerBound: number,
  upperBound: number
)

 * @returns Clamped value
 */
export function clamp(
  num: number,
  lowerBound: number,
  upperBound: number
): number {
  return Math.max(Math.min(num, upperBound), lowerBound);
}

// ============================================================================
// Grid Background Calculations