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check if the physent bbox (if there is one available) interects with the

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bbox of the move and don't bother calling PM_RecursiveHullCheck if it
doesn't. Results in PM_RecursiveHullCheck getting about 5% of the calls it
used to (for overkill).
This commit is contained in:
Bill Currie 2004-02-17 04:29:26 +00:00
parent 526605c99c
commit 46a3f91146
1 changed files with 29 additions and 2 deletions
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31
qw/source/pmovetst.c
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@ -410,15 +410,29 @@ PM_TestPlayerPosition (const vec3_t pos)
return true;
}
static inline int
bboxes_touch (const vec3_t min1, const vec3_t max1,
const vec3_t min2, const vec3_t max2)
{
if (min1[0] > max2[0] || max1[0] < min2[0])
return 0;
if (min1[1] > max2[1] || max1[1] < min2[1])
return 0;
if (min1[2] > max2[2] || max1[2] < min2[2])
return 0;
return 1;
}
/* PM_PlayerMove */
pmtrace_t
PM_PlayerMove (const vec3_t start, const vec3_t end)
{
hull_t *hull;
int i;
int i, check_box;
physent_t *pe;
pmtrace_t trace, total;
vec3_t maxs, mins, offset, start_l, end_l;
vec3_t move[2];
// fill in a default trace
memset (&total, 0, sizeof (pmtrace_t));
@ -432,9 +446,13 @@ PM_PlayerMove (const vec3_t start, const vec3_t end)
// get the clipping hull
if (pe->hull) {
hull = pe->hull;
check_box = 0;
} else {
check_box = 1;
if (pe->model) {
hull = &pmove.physents[i].model->hulls[1];
hull = &pe->model->hulls[1];
VectorSubtract (pe->model->mins, player_maxs, mins);
VectorSubtract (pe->model->maxs, player_mins, maxs);
} else {
VectorSubtract (pe->mins, player_maxs, mins);
VectorSubtract (pe->maxs, player_mins, maxs);
@ -448,6 +466,15 @@ PM_PlayerMove (const vec3_t start, const vec3_t end)
VectorSubtract (start, offset, start_l);
VectorSubtract (end, offset, end_l);
move[0][0] = min (start_l[0], end_l[0]);
move[0][1] = min (start_l[1], end_l[1]);
move[0][2] = min (start_l[2], end_l[2]);
move[1][0] = max (start_l[0], end_l[0]);
move[1][1] = max (start_l[1], end_l[1]);
move[1][2] = max (start_l[2], end_l[2]);
if (check_box && !bboxes_touch (move[0], move[1], mins, maxs))
continue;
// fill in a default trace
memset (&trace, 0, sizeof (pmtrace_t));