238 #define ENG engines[e->engineType]  macro
563   int flameOut = 720/ENG.speed/ENG.cylinders;  in boom()
678   sides = (ENG.includedAngle == 0) ? 1 : 2;  in display()
679   for (half = 0; half < sides; half++, glRotatef(ENG.includedAngle,1,0,0))  in display()
683       for (j = 0; j < ENG.cylinders; j += sides)  in display()
685 	b = (e->display_a + ENG.pistonAngle[j+half]) % ONEREV;  in display()
696       for (j = 0; j < ENG.cylinders; j += sides)   in display()
702       for (j = 0; j < ENG.cylinders; j += sides)  in display()
710       for (j = 0; j < ENG.cylinders; j += sides)  in display()
712 	  b = (e->display_a+HALFREV+ENG.pistonAngle[j+half]) % TWOREV;   in display()
733       polys += Rect(0.3+e->crankOffset*ENG.cylinders-rightSide, -0.5, 1, 0.2, 9, 2);  in display()
736 	    e->crankWidth/2+0.1+e->crankOffset*ENG.cylinders-rightSide, 0.2, 2);  in display()
739 	    e->crankWidth/2+0.1+e->crankOffset*ENG.cylinders-rightSide, 0.2, 0.2);  in display()
742 	    e->crankWidth/2+0.1+e->crankOffset*ENG.cylinders-rightSide, 0.2, 0.2);  in display()
744       for (j=0; j < ENG.cylinders - (sides == 1); j += sides)  in display()
751   for (j = 0; j < ENG.cylinders; j++)  in display()
753     if (0 == ((e->display_a + ENG.pistonAngle[j]) % TWOREV))  in display()
757 	    glRotatef(ENG.includedAngle,1,0,0);  in display()
769       glRotatef(ENG.includedAngle, 1, 0, 0);  in display()
775   e->display_a += ENG.speed;   in display()
814   if (ENG.includedAngle != 0)  in makeshaft()
816   for (j = 0; j < ENG.cylinders - 1; j++)  in makeshaft()
824   for (j = 0; j < ENG.cylinders; j++)  in makeshaft()
828         glRotatef(HALFREV+ENG.pistonAngle[j]+ENG.includedAngle,1,0,0);  in makeshaft()
830         glRotatef(HALFREV+ENG.pistonAngle[j],1,0,0);  in makeshaft()