PVS-Studio warning V560 for Lugaru

void Person::DoAnimations(){
  ...
  if(findDistancefast(
    &coords,&victim->coords)<(scale*5)*(scale*5)*3&&3&&
    animation[victim->targetanimation].height!=lowheight){
  ...
}

This is not an error, but 3 is obviously unnecessary.

This suspicious code was found in Lugaru project by PVS-Studio static code analyzer.
Warning message is:
V560 A part of conditional expression is always true: 3. Lugaru person.cpp 2472

PVS-Studio is a static analyzer for detecting bugs in the source code of applications written in C, C++, C++11, C++/CX. Site: http://www.viva64.com/en/pvs-studio/