BDS Software
Hex vs. Square - Page 4
The Upper-Left Convention for Squares (continued)
Here we see the corner pixels near square (1,1). The blue pixel belongs to square (1,1). The red pixels belong to it's neighboring squares:
And this shows the area of the map near square (1,1), blown up ten times. Note the blue pixel which is labled "MP" which stands for "My Pixel", i.e. a Corner Pixel which belongs to "This Square". The red pixels are labeled "NP" which stands for "Neighbor's Pixel", i.e. a Corner Pixel which belongs to a square other than "This Square":
Here we see the border lines near square (1,1). The blue lines belong to square (1,1). The red lines belong to it's neighboring squares:
And this shows the area of the map near square (1,1), blown up ten times. Note the blue lines which are labled "ML" which stands for "My Line", i.e. a Border Line which belongs to "This Square". The red lines are labeled "NL" which stands for "Neighbor's Line", i.e. a Border Line which belongs to a square other than "This Square":
To see how we determine which square has been clicked, continue to the Next Page.
M.D.J. 2022/08/17