External module "utils/LineDictionary"

findGridIntersections

• findGridIntersections(x1: number, x2: number, y1: number, y2: number, gridsize: number): Set<string>

• Find the tile indices on a grid intersected by a line segment

  Parameters

  • x1: number

    point 1 x-coordinate

  • x2: number

    point 2 x-coordinate

  • y1: number

    point 1 y-coordinate

  • y2: number

    point 2 y-coordinate

  • gridsize: number

    size of grid cells

  Returns Set<string>