7 char removeArray[sizeX*sizeZ];
  8 memset(removeArray,0x0,sizeX*sizeZ);
  9 for(x=0;x<sizeX*sizeZ)
 10    if(x%2)
 11       removeArray[x] = 1;
 12
 13
 14 removeArray[45*256+9];
 15
 16 for(x=0;x<sizeX;x++) {
 17    for(z=0;z<sizeZ;z++) {
 18       if(removeArray[x*sizeX+z]) {
 19          gridArray[(((x*sizeX)+z)*12+0] = 0;
 20          gridArray[(((x*sizeX)+z)*12+1] = 0;
 21          gridArray[(((x*sizeX)+z)*12+2] = 0;
 22       }
 23    }
 24 }