Keyword: geometry

A simple method for testing if two 2D circles are colliding.

A simple method for testing if two lines cross one another on a 2D plane.

A simple method for testing if a 2D coordinate falls inside the area of a given circle.

A simple method for testing if a set of coordinates fall within the bounds of a given rectangle.

A method for determining if a coordinate falls within the bounds of a given Triangle on a 2D plane.

Find all the points that make the circumference of a circle on a 2D plane.

Find all the points a line between two coordinates in 2D space touches.

A simple method to test if two rectangles are colliding in 2D space.

Find the distance between two points when given their coordinates.

Method for easily finding the angle between 2 points in 2D space.

Method for plotting a point given a start point and an angle and distance.

Find all the points that fall on the circumference of an arc, or specific section of a circle.

Calculating the points used to create a line between 2 sets of coordinates in 2D space.

Programatically plotting regular polygons on a canvas or other drawing surface is surprisingly simple. Learn how to write a short function to generate Polygons in this tutorial.

Plotting regular stars is just as simple as plotting regular polygons, and in this tutorial we'll create a function to do so.