Add cvar mod_q1bsp_zero_hullsize_cutoff for games using "big" projectiles on Q1BSP
This fixes Xonotic rockets, electro balls, etc hitting invisible walls especially in doorways, on id1 maps.
Closely related: xonotic-data.pk3dir!1224 (merged)
This fixes Xonotic rockets, electro balls, etc hitting invisible walls especially in doorways, on id1 maps.
Closely related: xonotic-data.pk3dir!1224 (merged)