Run results for: belongs-line

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.132 Safari/537.36

Browser: Chrome 80

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
belongsToRectangle	324216.3 Ops/sec
belongsToInfiniteLine	273993.0 Ops/sec
belongsToInfiniteLine_fixed	1034727.0 Ops/sec

Script Preparation code:

var x = 490;
var y = 334;
var from = { x: 320, y: 160 }
var to = { x: 640, y: 480 }

function belongsToRectangle(point, rectangle) {
  const from = { x: rectangle.x - 0.5*rectangle.width, y: rectangle.y - 0.5*rectangle.height };
  const to = { x: from.x + rectangle.width, y: from.y + rectangle.height };

  return (from.x <= point.x) && (point.x <= to.x) && (from.y <= point.y) && (point.y <= to.y);
}

function belongsToInfiniteLine(point, from, to) {
  const distance = (to.x - from.x)*(point.y - from.y) - (to.y - from.y)*(point.x - from.x);
  return Math.abs(distance) < 1000;
}

Tests:

belongsToRectangle
const rectangle = { x: 0.5*(from.x + to.x), y: 0.5*(from.y + to.y), width: Math.max(Math.abs(from.x - to.x), 10), height: Math.max(Math.abs(from.y - to.y), 10), }; belongsToRectangle({ x, y }, rectangle);
belongsToInfiniteLine
const rectangle = { x: 0.5*(from.x + to.x), y: 0.5*(from.y + to.y), width: Math.max(Math.abs(from.x - to.x), 10), height: Math.max(Math.abs(from.y - to.y), 10), }; belongsToInfiniteLine({ x, y }, from, to);
belongsToInfiniteLine_fixed
belongsToInfiniteLine({ x, y }, from, to);

Run results for: belongs-line

belongsToRectangle

belongsToInfiniteLine

belongsToInfiniteLine_fixed