POLYTYPE_ATEX_MASK, POLYTYPE_PTEX_MASK - Polygon rendering mode type Allegro game programming library.

       Like  POLYTYPE_ATEX  and  POLYTYPE_PTEX,  but  zero texture map pixels are skipped, allowing parts of the
       texture map to be transparent.

       POLYTYPE_ATEX_MASK, POLYTYPE_PTEX_MASK - Polygon rendering mode type Allegro game programming library.

polygon3d(3alleg4), POLYTYPE_ATEX(3alleg4), POLYTYPE_PTEX(3alleg4), ex3d(3alleg4)

Allegro                                           version 4.4.3                      POLYTYPE_ATEX_MASK(3alleg4)

#include<allegro.h>#definePOLYTYPE_ATEX_MASK#definePOLYTYPE_PTEX_MASK