Convert an LDtk IntGrid layer instance into a 2D row-major grid.
Reads intGridCsv plus the cell-dimension fields (__cWid / __cHei,
with cWid / cHei accepted as fallbacks). LDtk uses 0 for empty
IntGrid cells, which the default solid predicate already treats as
non-solid.
Convert an LDtk IntGrid layer instance into a 2D row-major grid.
Reads
intGridCsvplus the cell-dimension fields (__cWid/__cHei, withcWid/cHeiaccepted as fallbacks). LDtk uses0for empty IntGrid cells, which the defaultsolidpredicate already treats as non-solid.