Merge pull request #23 from shpuld/feat/optimize-wp-picking-in-pathfinding

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cypress 2023-09-17 05:58:06 -04:00 committed by GitHub
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@ -1860,66 +1860,63 @@ Do_Pathfind
float Do_Pathfind (entity zombie, entity target)
=================
*/
// #define MEASURE_PF_PERF
void Do_Pathfind (void)
{
float best_dist;
float dist;
int i, s, best, best_target;
int i, s;
trace_t trace;
edict_t *ent;
edict_t *zombie;
int entnum;
#ifdef MEASURE_PF_PERF
u64 t1, t2;
sceRtcGetCurrentTick(&t1);
#endif
entnum = G_EDICTNUM(OFS_PARM0);
best = 0;
Con_DPrintf("Starting Do_Pathfind\n"); //we first need to look for closest point for both zombie and the player
zombie = G_EDICT(OFS_PARM0);
ent = G_EDICT(OFS_PARM1);
best_dist = 1000000000;
dist = 0;
float best_dist_z = 1000000000;
float dist_z = 0;
int best_z = 0;
float best_dist_e = 1000000000;
float dist_e = 0;
int best_e = 0;
for (i = 0; i < MAX_WAYPOINTS; i++)
{
if (waypoints[i].used && waypoints[i].open)
{
trace = SV_Move (zombie->v.origin, vec3_origin, vec3_origin, waypoints[i].origin, 1, zombie);
if (trace.fraction >= 1)
dist_z = VecLength2(waypoints[i].origin, zombie->v.origin);
if (dist_z < best_dist_z)
{
dist = VecLength2(waypoints[i].origin, zombie->v.origin);
if(dist < best_dist)
trace = SV_Move (zombie->v.origin, vec3_origin, vec3_origin, waypoints[i].origin, 1, zombie);
if (trace.fraction >= 1)
{
best_dist = dist;
best = i;
best_dist_z = dist_z;
best_z = i;
}
}
dist_e = VecLength2(waypoints[i].origin, ent->v.origin);
if (dist_e < best_dist_e)
{
trace = SV_Move (ent->v.origin, vec3_origin, vec3_origin, waypoints[i].origin, 1, ent);
if (trace.fraction >= 1)
{
best_dist_e = dist_e;
best_e = i;
}
}
}
}
best_dist = 1000000000;
dist = 0;
best_target = 0;
for (i = 0; i < MAX_WAYPOINTS; i++)
{
if (waypoints[i].used && waypoints[i].open)
{
trace = SV_Move (ent->v.origin, vec3_origin, vec3_origin, waypoints[i].origin, 1, ent);
if (trace.fraction >= 1)
{
dist = VecLength2(waypoints[i].origin, ent->v.origin);
if(dist < best_dist)
{
best_dist = dist;
best_target = i;
}
}
}
}
Con_DPrintf("Starting waypoint: %i, Ending waypoint: %i\n", best, best_target);
if (Pathfind(best, best_target))
Con_DPrintf("Starting waypoint: %i, Ending waypoint: %i\n", best_z, best_e);
if (Pathfind(best_z, best_e))
{
for (i = 0; i < MaxZombies; i++)
{
@ -1951,16 +1948,34 @@ void Do_Pathfind (void)
if(zombie_list[i].pathlist[2] == 0 && zombie_list[i].pathlist[1] != 0)//then we are at player's waypoint!
{
#ifdef MEASURE_PF_PERF
sceRtcGetCurrentTick(&t2);
double elapsed = (t2 - t1) * 0.000001;
Con_Printf("PF time: %f\n", elapsed);
#endif
Con_DPrintf("We are at player's waypoint already!\n");
G_FLOAT(OFS_RETURN) = -1;
return;
}
#ifdef MEASURE_PF_PERF
sceRtcGetCurrentTick(&t2);
double elapsed = (t2 - t1) * 0.000001;
Con_Printf("PF time: %f\n", elapsed);
#endif
Con_DPrintf("Path found!\n");
G_FLOAT(OFS_RETURN) = 1;
}
else
{
#ifdef MEASURE_PF_PERF
sceRtcGetCurrentTick(&t2);
double elapsed = (t2 - t1) * 0.000001;
Con_Printf("PF time: %f\n", elapsed);
#endif
Con_DPrintf("Path not found!\n");
G_FLOAT(OFS_RETURN) = 0;
}