Fixed crash in cur_obj_follow_path()

This commit is contained in:
MysterD 2022-03-04 20:47:43 -08:00
parent 15d657a7be
commit 394d1970c5
1 changed files with 15 additions and 7 deletions

View File

@ -2138,17 +2138,24 @@ s32 cur_obj_follow_path(UNUSED s32 unusedArg) {
startWaypoint = o->oPathedStartWaypoint;
lastWaypoint = o->oPathedPrevWaypoint;
if ((lastWaypoint + 1)->flags != WAYPOINT_FLAGS_END) {
targetWaypoint = lastWaypoint + 1;
struct Waypoint *tmpWaypoint = (lastWaypoint + 1);
if (tmpWaypoint != NULL && tmpWaypoint->flags != WAYPOINT_FLAGS_END) {
targetWaypoint = tmpWaypoint;
} else {
targetWaypoint = startWaypoint;
}
o->oPathedPrevWaypointFlags = lastWaypoint->flags | WAYPOINT_FLAGS_INITIALIZED;
if (targetWaypoint == NULL) {
return PATH_NONE;
}
prevToNextX = targetWaypoint->pos[0] - lastWaypoint->pos[0];
prevToNextY = targetWaypoint->pos[1] - lastWaypoint->pos[1];
prevToNextZ = targetWaypoint->pos[2] - lastWaypoint->pos[2];
if (lastWaypoint != NULL) {
o->oPathedPrevWaypointFlags = lastWaypoint->flags | WAYPOINT_FLAGS_INITIALIZED;
}
prevToNextX = targetWaypoint->pos[0] - (lastWaypoint != NULL) ? lastWaypoint->pos[0] : 0;
prevToNextY = targetWaypoint->pos[1] - (lastWaypoint != NULL) ? lastWaypoint->pos[1] : 0;
prevToNextZ = targetWaypoint->pos[2] - (lastWaypoint != NULL) ? lastWaypoint->pos[2] : 0;
objToNextX = targetWaypoint->pos[0] - o->oPosX;
objToNextY = targetWaypoint->pos[1] - o->oPosY;
@ -2161,7 +2168,8 @@ s32 cur_obj_follow_path(UNUSED s32 unusedArg) {
// If dot(prevToNext, objToNext) <= 0 (i.e. reached other side of target waypoint)
if (prevToNextX * objToNextX + prevToNextY * objToNextY + prevToNextZ * objToNextZ <= 0.0f) {
o->oPathedPrevWaypoint = targetWaypoint;
if ((targetWaypoint + 1)->flags == WAYPOINT_FLAGS_END) {
tmpWaypoint = (targetWaypoint + 1);
if (tmpWaypoint != NULL && tmpWaypoint->flags == WAYPOINT_FLAGS_END) {
return PATH_REACHED_END;
} else {
return PATH_REACHED_WAYPOINT;