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possible optimisation for PF_findradius. needs more testing

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Bill Currie 2001-12-05 19:59:55 +00:00
parent 37028cbbc8
commit 8c9daf023e
1 changed files with 6 additions and 5 deletions
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11
qw/source/sv_pr_cmds.c
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@ -600,15 +600,16 @@ PF_findradius (progs_t *pr)
{
edict_t *ent, *chain;
float rad;
float *org, *eorigin, *emins, *emaxs;
float *eorigin, *emins, *emaxs;
int i, j;
vec3_t eorg;
vec3_t eorg, org;
chain = (edict_t *) sv.edicts;
org = G_VECTOR (pr, OFS_PARM0);
VectorScale (G_VECTOR (pr, OFS_PARM0), 2, org);
rad = G_FLOAT (pr, OFS_PARM1);
rad *= rad; // Square early, sqrt never.
// * 4 because the * 0.5 was removed from the emins-emaxs average
rad *= 4 * rad; // Square early, sqrt never
ent = NEXT_EDICT (pr, sv.edicts);
for (i = 1; i < sv.num_edicts; i++, ent = NEXT_EDICT (pr, ent)) {
@ -621,7 +622,7 @@ PF_findradius (progs_t *pr)
emaxs = SVvector (ent, maxs);
for (j = 0; j < 3; j++)
eorg[j] = org[j] - (eorigin[j] + (emins[j] + emaxs[j]) * 0.5);
eorg[j] = org[j] - 2 * eorigin[j] - emins[j] - emaxs[j];
if (DotProduct (eorg, eorg) > rad)
continue;