In fheroes2, the position of the grid at the top of the screen is offset by 1 pixel from the original game.
At the bottom of the screen, the grid is positioned correctly.
Also, the oblique lines that make up a hexagon are not drawn regularly, the segments that make up these lines are not all the same length.
In the original game, all of these segments are the same length.
In original game:
In fheroes2:
Open the two images in different tabs in your browser, enlarge the images and switch between the two tabs alternately.
In fheroes2, the position of the grid at the top of the screen is offset by 1 pixel from the original game. At the bottom of the screen, the grid is positioned correctly. Also, the oblique lines that make up a hexagon are not drawn regularly, the segments that make up these lines are not all the same length. In the original game, all of these segments are the same length.
In original game:
In fheroes2:
Open the two images in different tabs in your browser, enlarge the images and switch between the two tabs alternately.