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Use divide/multiply for waypoint closest calculations

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This commit is contained in:
Sally Cochenour 2020-03-20 19:33:41 -04:00
parent 5ef433f9c7
commit 263ef8f92c
1 changed files with 6 additions and 6 deletions
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12
src/k_waypoint.c
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@ -223,9 +223,9 @@ waypoint_t *K_GetClosestWaypointToMobj(mobj_t *const mobj)
checkwaypoint = &waypointheap[i];
checkdist = P_AproxDistance(
(mobj->x >> FRACBITS) - (checkwaypoint->mobj->x >> FRACBITS),
(mobj->y >> FRACBITS) - (checkwaypoint->mobj->y >> FRACBITS));
checkdist = P_AproxDistance(checkdist, (mobj->z >> FRACBITS) - (checkwaypoint->mobj->z >> FRACBITS));
(mobj->x / FRACUNIT) - (checkwaypoint->mobj->x / FRACUNIT),
(mobj->y / FRACUNIT) - (checkwaypoint->mobj->y / FRACUNIT));
checkdist = P_AproxDistance(checkdist, (mobj->z / FRACUNIT) - (checkwaypoint->mobj->z / FRACUNIT));
if (checkdist < closestdist)
{
@ -263,9 +263,9 @@ waypoint_t *K_GetBestWaypointForMobj(mobj_t *const mobj)
checkwaypoint = &waypointheap[i];
checkdist = P_AproxDistance(
(mobj->x >> FRACBITS) - (checkwaypoint->mobj->x >> FRACBITS),
(mobj->y >> FRACBITS) - (checkwaypoint->mobj->y >> FRACBITS));
checkdist = P_AproxDistance(checkdist, ((mobj->z >> FRACBITS) - (checkwaypoint->mobj->z >> FRACBITS)) << 2);
(mobj->x / FRACUNIT) - (checkwaypoint->mobj->x / FRACUNIT),
(mobj->y / FRACUNIT) - (checkwaypoint->mobj->y / FRACUNIT));
checkdist = P_AproxDistance(checkdist, ((mobj->z / FRACUNIT) - (checkwaypoint->mobj->z / FRACUNIT)) * 4);
if (checkdist < closestdist)
{