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dquakeplus/source/pr_cmds.c

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/*
Copyright (C) 1996-1997 Id Software, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "quakedef.h"
#define PR_MAX_TEMPSTRING 2048 // 2001-10-25 Enhanced temp string handling by Maddes
#define RETURN_EDICT(e) (((int *)pr_globals)[OFS_RETURN] = EDICT_TO_PROG(e))
/*
===============================================================================
BUILT-IN FUNCTIONS
===============================================================================
*/
char pr_varstring_temp[PR_MAX_TEMPSTRING]; // 2001-10-25 Enhanced temp string handling by Maddes
char *PF_VarString (int first)
{
int i;
// 2001-10-25 Enhanced temp string handling by Maddes start
int maxlen;
char *add;
pr_varstring_temp[0] = 0;
for (i=first ; i < pr_argc ; i++)
{
maxlen = PR_MAX_TEMPSTRING - strlen(pr_varstring_temp) - 1; // -1 is EndOfString
add = G_STRING((OFS_PARM0+i*3));
if (maxlen > strlen(add))
{
strcat (pr_varstring_temp, add);
}
else
{
strncat (pr_varstring_temp, add, maxlen);
pr_varstring_temp[PR_MAX_TEMPSTRING-1] = 0;
break; // can stop here
}
}
return pr_varstring_temp;
// 2001-10-25 Enhanced temp string handling by Maddes end
}
/*
=================
PF_errror
This is a TERMINAL error, which will kill off the entire server.
Dumps self.
error(value)
=================
*/
void PF_error (void)
{
char *s;
edict_t *ed;
s = PF_VarString(0);
Con_Printf ("======SERVER ERROR in %s:\n%s\n"
,pr_strings + pr_xfunction->s_name,s);
ed = PROG_TO_EDICT(pr_global_struct->self);
ED_Print (ed);
Host_Error ("Program error");
}
/*
=================
PF_objerror
Dumps out self, then an error message. The program is aborted and self is
removed, but the level can continue.
objerror(value)
=================
*/
void PF_objerror (void)
{
char *s;
edict_t *ed;
s = PF_VarString(0);
Con_Printf ("======OBJECT ERROR in %s:\n%s\n"
,pr_strings + pr_xfunction->s_name,s);
ed = PROG_TO_EDICT(pr_global_struct->self);
ED_Print (ed);
ED_Free (ed);
Host_Error ("Program error");
}
/*
==============
PF_makevectors
Writes new values for v_forward, v_up, and v_right based on angles
makevectors(vector)
==============
*/
void PF_makevectors (void)
{
AngleVectors (G_VECTOR(OFS_PARM0), pr_global_struct->v_forward, pr_global_struct->v_right, pr_global_struct->v_up);
}
/*
=================
PF_setorigin
This is the only valid way to move an object without using the physics of the world (setting velocity and waiting). Directly changing origin will not set internal links correctly, so clipping would be messed up. This should be called when an object is spawned, and then only if it is teleported.
setorigin (entity, origin)
=================
*/
void PF_setorigin (void)
{
edict_t *e;
float *org;
e = G_EDICT(OFS_PARM0);
org = G_VECTOR(OFS_PARM1);
VectorCopy (org, e->v.origin);
SV_LinkEdict (e, false);
}
void SetMinMaxSize (edict_t *e, float *min, float *max, qboolean rotate)
{
float *angles;
vec3_t rmin, rmax;
float bounds[2][3];
float xvector[2], yvector[2];
float a;
vec3_t base, transformed;
int i, j, k, l;
for (i=0 ; i<3 ; i++)
if (min[i] > max[i])
PR_RunError ("backwards mins/maxs");
rotate = false; // FIXME: implement rotation properly again
if (!rotate)
{
VectorCopy (min, rmin);
VectorCopy (max, rmax);
}
else
{
// find min / max for rotations
angles = e->v.angles;
a = angles[1]/180 * M_PI;
xvector[0] = cosf(a);
xvector[1] = sinf(a);
yvector[0] = -sinf(a);
yvector[1] = cosf(a);
VectorCopy (min, bounds[0]);
VectorCopy (max, bounds[1]);
rmin[0] = rmin[1] = rmin[2] = 9999;
rmax[0] = rmax[1] = rmax[2] = -9999;
for (i=0 ; i<= 1 ; i++)
{
base[0] = bounds[i][0];
for (j=0 ; j<= 1 ; j++)
{
base[1] = bounds[j][1];
for (k=0 ; k<= 1 ; k++)
{
base[2] = bounds[k][2];
// transform the point
transformed[0] = xvector[0]*base[0] + yvector[0]*base[1];
transformed[1] = xvector[1]*base[0] + yvector[1]*base[1];
transformed[2] = base[2];
for (l=0 ; l<3 ; l++)
{
if (transformed[l] < rmin[l])
rmin[l] = transformed[l];
if (transformed[l] > rmax[l])
rmax[l] = transformed[l];
}
}
}
}
}
// set derived values
VectorCopy (rmin, e->v.mins);
VectorCopy (rmax, e->v.maxs);
VectorSubtract (max, min, e->v.size);
SV_LinkEdict (e, false);
}
/*
=================
PF_setsize
the size box is rotated by the current angle
setsize (entity, minvector, maxvector)
=================
*/
void PF_setsize (void)
{
edict_t *e;
float *min, *max;
e = G_EDICT(OFS_PARM0);
min = G_VECTOR(OFS_PARM1);
max = G_VECTOR(OFS_PARM2);
SetMinMaxSize (e, min, max, false);
}
/*
=================
PF_setmodel
setmodel(entity, model)
=================
*/
void PF_setmodel (void)
{
edict_t *e;
char *m, **check;
model_t *mod;
int i;
e = G_EDICT(OFS_PARM0);
m = G_STRING(OFS_PARM1);
// check to see if model was properly precached
for (i=0, check = sv.model_precache ; *check ; i++, check++)
if (!strcmp(*check, m))
break;
if (!*check)
PR_RunError ("no precache: %s\n", m);
e->v.model = m - pr_strings;
e->v.modelindex = i; //SV_ModelIndex (m);
mod = sv.models[ (int)e->v.modelindex]; // Mod_ForName (m, true);
if (mod)
SetMinMaxSize (e, mod->mins, mod->maxs, true);
else
SetMinMaxSize (e, vec3_origin, vec3_origin, true);
}
/*
=================
PF_bprint
broadcast print to everyone on server
bprint(style, value)
=================
*/
void PF_bprint (void)
{
//
float style = G_FLOAT(OFS_PARM0);
char *s = PF_VarString(1);
SV_BroadcastPrintf ("%s", s);
}
/*
=================
PF_sprint
single print to a specific client
sprint(clientent, value)
=================
*/
void PF_sprint (void)
{
char *s;
client_t *client;
int entnum;
entnum = G_EDICTNUM(OFS_PARM0);
s = PF_VarString(1);
if (entnum < 1 || entnum > svs.maxclients)
{
Con_Printf ("tried to sprint to a non-client\n");
return;
}
client = &svs.clients[entnum-1];
MSG_WriteChar (&client->message,svc_print);
MSG_WriteString (&client->message, s );
}
/*
=================
PF_centerprint
single print to a specific client
centerprint(clientent, value)
=================
*/
void PF_centerprint (void)
{
char *s;
client_t *client;
int entnum;
entnum = G_EDICTNUM(OFS_PARM0);
s = PF_VarString(1);
if (entnum < 1 || entnum > svs.maxclients)
{
Con_Printf ("tried to sprint to a non-client\n");
return;
}
client = &svs.clients[entnum-1];
MSG_WriteChar (&client->message,svc_centerprint);
MSG_WriteString (&client->message, s );
}
/*
=================
PF_useprint
Print a text depending on what it is fed with
useprint(entity client, float type, float cost, float weapon)
=================
*/
void PF_useprint (void)
{
client_t *client;
int entnum, type, cost, weapon;
entnum = G_EDICTNUM(OFS_PARM0);
type = G_FLOAT(OFS_PARM1);
cost = G_FLOAT(OFS_PARM2);
weapon = G_FLOAT(OFS_PARM3);
if (entnum < 1 || entnum > svs.maxclients)
{
Con_Printf ("tried to sprint to a non-client\n");
return;
}
client = &svs.clients[entnum-1];
MSG_WriteByte (&client->message,svc_useprint);
MSG_WriteByte (&client->message,type);
MSG_WriteShort (&client->message,cost);
MSG_WriteByte (&client->message,weapon);
//MSG_WriteString (&client->message, s );
}
/*
=================
PF_normalize
vector normalize(vector)
=================
*/
void PF_normalize (void)
{
float *value1;
vec3_t newvalue;
float new;
value1 = G_VECTOR(OFS_PARM0);
new = value1[0] * value1[0] + value1[1] * value1[1] + value1[2]*value1[2];
new = sqrtf(new);
if (new == 0)
newvalue[0] = newvalue[1] = newvalue[2] = 0;
else
{
new = 1/new;
newvalue[0] = value1[0] * new;
newvalue[1] = value1[1] * new;
newvalue[2] = value1[2] * new;
}
VectorCopy (newvalue, G_VECTOR(OFS_RETURN));
}
/*
=================
PF_vlen
scalar vlen(vector)
=================
*/
void PF_vlen (void)
{
float *value1;
float new;
value1 = G_VECTOR(OFS_PARM0);
new = value1[0] * value1[0] + value1[1] * value1[1] + value1[2]*value1[2];
new = sqrtf(new);
G_FLOAT(OFS_RETURN) = new;
}
/*
=================
PF_vectoyaw
float vectoyaw(vector)
=================
*/
void PF_vectoyaw (void)
{
float *value1;
float yaw;
value1 = G_VECTOR(OFS_PARM0);
if (value1[1] == 0 && value1[0] == 0)
yaw = 0;
else
{
yaw = (int) (atan2f(value1[1], value1[0]) * 180 / M_PI);
if (yaw < 0)
yaw += 360;
}
G_FLOAT(OFS_RETURN) = yaw;
}
/*
=================
PF_vectoangles
vector vectoangles(vector)
=================
*/
void PF_vectoangles (void)
{
float *value1;
float forward;
float yaw, pitch;
value1 = G_VECTOR(OFS_PARM0);
if (value1[1] == 0 && value1[0] == 0)
{
yaw = 0;
if (value1[2] > 0)
pitch = 90;
else
pitch = 270;
}
else
{
yaw = (int) (atan2f(value1[1], value1[0]) * 180 / M_PI);
if (yaw < 0)
yaw += 360;
forward = sqrtf (value1[0]*value1[0] + value1[1]*value1[1]);
pitch = (int) (atan2f(value1[2], forward) * 180 / M_PI);
if (pitch < 0)
pitch += 360;
}
G_FLOAT(OFS_RETURN+0) = pitch;
G_FLOAT(OFS_RETURN+1) = yaw;
G_FLOAT(OFS_RETURN+2) = 0;
}
/*
=================
PF_Random
Returns a number from 0<= num < 1
random()
=================
*/
void PF_random (void)
{
float num;
num = (rand ()&0x7fff) / ((float)0x7fff);
G_FLOAT(OFS_RETURN) = num;
}
/*
=================
PF_particle
particle(origin, color, count)
=================
*/
void PF_particle (void)
{
float *org, *dir;
float color;
float count;
org = G_VECTOR(OFS_PARM0);
dir = G_VECTOR(OFS_PARM1);
color = G_FLOAT(OFS_PARM2);
count = G_FLOAT(OFS_PARM3);
SV_StartParticle (org, dir, color, count);
}
/*
=================
PF_ambientsound
=================
*/
void PF_ambientsound (void)
{
char **check;
char *samp;
float *pos;
float vol, attenuation;
int i, soundnum;
pos = G_VECTOR (OFS_PARM0);
samp = G_STRING(OFS_PARM1);
vol = G_FLOAT(OFS_PARM2);
attenuation = G_FLOAT(OFS_PARM3);
// check to see if samp was properly precached
for (soundnum=0, check = sv.sound_precache ; *check ; check++, soundnum++)
if (!strcmp(*check,samp))
break;
if (!*check)
{
Con_Printf ("no precache: %s\n", samp);
return;
}
// add an svc_spawnambient command to the level signon packet
MSG_WriteByte (&sv.signon,svc_spawnstaticsound);
for (i=0 ; i<3 ; i++)
MSG_WriteCoord(&sv.signon, pos[i]);
MSG_WriteByte (&sv.signon, soundnum);
MSG_WriteByte (&sv.signon, vol*255);
MSG_WriteByte (&sv.signon, attenuation*64);
}
/*
=================
PF_sound
Each entity can have eight independant sound sources, like voice,
weapon, feet, etc.
Channel 0 is an auto-allocate channel, the others override anything
allready running on that entity/channel pair.
An attenuation of 0 will play full volume everywhere in the level.
Larger attenuations will drop off.
=================
*/
void PF_sound (void)
{
char *sample;
int channel;
edict_t *entity;
int volume;
float attenuation;
entity = G_EDICT(OFS_PARM0);
channel = G_FLOAT(OFS_PARM1);
sample = G_STRING(OFS_PARM2);
volume = G_FLOAT(OFS_PARM3) * 255;
attenuation = G_FLOAT(OFS_PARM4);
// AWFUL AWFUL HACK for limiting zombie sound variations
#ifndef SLIM
char* s = sample;
if (s[strlen(s) - 6] == 'r' || s[strlen(s) - 6] == 'd' || s[strlen(s) - 6] == 'a' ||
s[strlen(s) - 6] == 't' || s[strlen(s) - 6] == 'w') {
if (s[strlen(s) - 5] == '1' || s[strlen(s) - 5] == '2' ||
s[strlen(s) - 5] == '3' || s[strlen(s) - 5] == '4' ||
s[strlen(s) - 5] == '5' || s[strlen(s) - 5] == '6' ||
s[strlen(s) - 5] == '7' || s[strlen(s) - 5] == '8' ||
s[strlen(s) - 5] == '9') {
if (s[strlen(s) - 6] == 'r') {
sample[strlen(sample) - 6] = 'w';
sample[strlen(sample) - 5] = '1';
} else {
sample[strlen(sample) - 5] = '0';
}
}
}
#endif // SLIM
if (volume < 0 || volume > 255)
Sys_Error ("SV_StartSound: volume = %i", volume);
if (attenuation < 0 || attenuation > 4)
Sys_Error ("SV_StartSound: attenuation = %f", attenuation);
if (channel < 0 || channel > 7)
Sys_Error ("SV_StartSound: channel = %i", channel);
SV_StartSound (entity, channel, sample, volume, attenuation);
}
/*
=================
PF_break
break()
=================
*/
void PF_break (void)
{
Con_Printf ("break statement\n");
*(int *)-4 = 0; // dump to debugger
// PR_RunError ("break statement");
}
/*
=================
PF_traceline
Used for use tracing and shot targeting
Traces are blocked by bbox and exact bsp entityes, and also slide box entities
if the tryents flag is set.
traceline (vector1, vector2, tryents)
=================
*/
void PF_traceline (void)
{
float *v1, *v2;
trace_t trace;
int nomonsters;
edict_t *ent;
v1 = G_VECTOR(OFS_PARM0);
v2 = G_VECTOR(OFS_PARM1);
nomonsters = G_FLOAT(OFS_PARM2);
ent = G_EDICT(OFS_PARM3);
trace = SV_Move (v1, vec3_origin, vec3_origin, v2, nomonsters, ent);
pr_global_struct->trace_allsolid = trace.allsolid;
pr_global_struct->trace_startsolid = trace.startsolid;
pr_global_struct->trace_fraction = trace.fraction;
pr_global_struct->trace_inwater = trace.inwater;
pr_global_struct->trace_inopen = trace.inopen;
VectorCopy (trace.endpos, pr_global_struct->trace_endpos);
VectorCopy (trace.plane.normal, pr_global_struct->trace_plane_normal);
pr_global_struct->trace_plane_dist = trace.plane.dist;
if (trace.ent)
pr_global_struct->trace_ent = EDICT_TO_PROG(trace.ent);
else
pr_global_struct->trace_ent = EDICT_TO_PROG(sv.edicts);
}
extern trace_t SV_Trace_Toss (edict_t *ent, edict_t *ignore);
void PF_TraceToss (void)
{
trace_t trace;
edict_t *ent, *ignore;
ent = G_EDICT(OFS_PARM0);
ignore = G_EDICT(OFS_PARM1);
trace = SV_Trace_Toss (ent, ignore);
pr_global_struct->trace_allsolid = trace.allsolid;
pr_global_struct->trace_startsolid = trace.startsolid;
pr_global_struct->trace_fraction = trace.fraction;
pr_global_struct->trace_inwater = trace.inwater;
pr_global_struct->trace_inopen = trace.inopen;
VectorCopy (trace.endpos, pr_global_struct->trace_endpos);
VectorCopy (trace.plane.normal, pr_global_struct->trace_plane_normal);
pr_global_struct->trace_plane_dist = trace.plane.dist;
if (trace.ent)
pr_global_struct->trace_ent = EDICT_TO_PROG(trace.ent);
else
pr_global_struct->trace_ent = EDICT_TO_PROG(sv.edicts);
}
int TraceMove(vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end, int type, edict_t *ent)//engine-sides
{
if(start[0] == end[0] && start[1] == end[1] && start[2] == end[2])
{
return 1;
}
vec3_t forward, up;
float HorDist;
vec3_t HorGoal;
vec3_t tempHorGoal;
up[0] = 0; up[1] = 0; up[2] = 1;
HorGoal[0] = end[0]; HorGoal[1] = end[1]; HorGoal[2] = start[2];
VectorSubtract(HorGoal,start,forward);
HorDist = VectorLength(forward);
VectorNormalize(forward);
vec3_t CurrentPos;
VectorCopy(start,CurrentPos);
VectorCopy(HorGoal,tempHorGoal);
float CurrentDist = 0;//2d distance from initial 3d positionvector
trace_t trace1, trace2;
float tempDist;
vec3_t tempVec;
vec3_t tempVec2;
float i;
int STEPSIZEB = 18;//other declaration isn't declared yet
float SLOPELEN = 10.4;//18/tan(60) = 10.4, the the length of the triangle formed by the max walkable slope of 60 degrees.
int skip = 0;
int LoopBreak = 0;
while(CurrentDist < HorDist)
{
if(LoopBreak > 20)//was 50, decreased this quite a bit. now it's 260 meters
{
//Con_Printf("AI Warning: There is a ledge that is greater than 650 meters.\n");
return -1;
}
trace1 = SV_Move(CurrentPos, mins, maxs, tempHorGoal, MOVE_NOMONSTERS, ent);
VectorSubtract(tempHorGoal,CurrentPos,tempVec);
tempDist = trace1.fraction * VectorLength(tempVec);
//Check if we fell along the path
for(i = (maxs[0] * 1); i < tempDist; i += (maxs[0] * 1))
{
VectorScale(forward,i,tempVec);
VectorAdd(tempVec,CurrentPos,tempVec);
VectorScale(up,-500,tempVec2);//500 inches is about 13 meters
VectorAdd(tempVec,tempVec2,tempVec2);
trace2 = SV_Move(tempVec, mins, maxs, tempVec2, MOVE_NOMONSTERS, ent);
if(trace2.fraction > 0)
{
VectorScale(up,trace2.fraction * -100,tempVec2);
VectorAdd(tempVec,tempVec2,CurrentPos);
VectorAdd(tempHorGoal,tempVec2,tempHorGoal);
skip = 1;
CurrentDist += i;
if(trace2.fraction == 1)
{
//We fell the full 13 meters!, we need to be careful here,
//because if we're checking over the void, then we could be stuck in an infinite loop and crash the game
//So we're going to keep track of how many times we fall 13 meters
LoopBreak++;
}
else
{
LoopBreak = 0;
}
break;
}
}
//If we fell at any location along path, then we don't try to step up
if(skip == 1)
{
trace2.fraction = 0;
skip = 0;
continue;
}
//We need to advance it as much as possible along path before step up
if(trace1.fraction > 0 && trace1.fraction < 1)
{
VectorCopy(trace1.endpos,CurrentPos);
trace1.fraction = 0;
}
//Check step up
if(trace1.fraction < 1)
{
VectorScale(up,STEPSIZEB,tempVec2);
VectorAdd(CurrentPos,tempVec2,tempVec);
VectorAdd(tempHorGoal,tempVec2,tempVec2);
trace2 = SV_Move(tempVec, mins, maxs, tempVec2, MOVE_NOMONSTERS, ent);
//10.4 is minimum length for a slope of 60 degrees, we need to at least advance this much to know the surface is walkable
VectorSubtract(tempVec2,tempVec,tempVec2);
if(trace2.fraction > (trace1.fraction + (SLOPELEN/VectorLength(tempVec2))) || trace2.fraction == 1)
{
VectorCopy(tempVec,CurrentPos);
tempHorGoal[2] = CurrentPos[2];
continue;
}
else
{
return 0;//stepping up didn't advance so we've hit a wall, we failed
}
}
if(trace1.fraction == 1)//we've made it horizontally to our goal... so check if we've made it vertically...
{
if((end[2] - tempHorGoal[2] < STEPSIZEB) && (end[2] - tempHorGoal[2]) > -1 * STEPSIZEB)
return 1;
else return 0;
}
}
return 0;
}
void PF_tracemove(void)//progs side
{
float *start, *end, *mins, *maxs;
int nomonsters;
edict_t *ent;
start = G_VECTOR(OFS_PARM0);
mins = G_VECTOR(OFS_PARM1);
maxs = G_VECTOR(OFS_PARM2);
end = G_VECTOR(OFS_PARM3);
nomonsters = G_FLOAT(OFS_PARM4);
ent = G_EDICT(OFS_PARM5);
Con_DPrintf ("TraceMove start, ");
G_INT(OFS_RETURN) = TraceMove(start, mins, maxs, end,nomonsters,ent);
Con_DPrintf ("TM end\n");
return;
}
void PF_tracebox (void)
{
float *v1, *v2, *mins, *maxs;
trace_t trace;
int nomonsters;
edict_t *ent;
v1 = G_VECTOR(OFS_PARM0);
mins = G_VECTOR(OFS_PARM1);
maxs = G_VECTOR(OFS_PARM2);
v2 = G_VECTOR(OFS_PARM3);
nomonsters = G_FLOAT(OFS_PARM4);
ent = G_EDICT(OFS_PARM5);
trace = SV_Move (v1, mins, maxs, v2, nomonsters, ent);
pr_global_struct->trace_allsolid = trace.allsolid;
pr_global_struct->trace_startsolid = trace.startsolid;
pr_global_struct->trace_fraction = trace.fraction;
pr_global_struct->trace_inwater = trace.inwater;
pr_global_struct->trace_inopen = trace.inopen;
VectorCopy (trace.endpos, pr_global_struct->trace_endpos);
VectorCopy (trace.plane.normal, pr_global_struct->trace_plane_normal);
pr_global_struct->trace_plane_dist = trace.plane.dist;
if (trace.ent)
pr_global_struct->trace_ent = EDICT_TO_PROG(trace.ent);
else
pr_global_struct->trace_ent = EDICT_TO_PROG(sv.edicts);
}
/*
=================
PF_checkpos
Returns true if the given entity can move to the given position from it's
current position by walking or rolling.
FIXME: make work...
scalar checkpos (entity, vector)
=================
*/
void PF_checkpos (void)
{
}
//============================================================================
byte checkpvs[MAX_MAP_LEAFS/8];
int PF_newcheckclient (int check)
{
int i;
byte *pvs;
edict_t *ent;
mleaf_t *leaf;
vec3_t org;
// cycle to the next one
if (check < 1)
check = 1;
if (check > svs.maxclients)
check = svs.maxclients;
if (check == svs.maxclients)
i = 1;
else
i = check + 1;
for ( ; ; i++)
{
if (i == svs.maxclients+1)
i = 1;
ent = EDICT_NUM(i);
if (i == check)
break; // didn't find anything else
if (ent->free)
continue;
if (ent->v.health <= 0)
continue;
if ((int)ent->v.flags & FL_NOTARGET)
continue;
// anything that is a client, or has a client as an enemy
break;
}
// get the PVS for the entity
VectorAdd (ent->v.origin, ent->v.view_ofs, org);
leaf = Mod_PointInLeaf (org, sv.worldmodel);
pvs = Mod_LeafPVS (leaf, sv.worldmodel);
memcpy_vfpu(checkpvs, pvs, (sv.worldmodel->numleafs+7)>>3 );
return i;
}
/*
=================
PF_checkclient
Returns a client (or object that has a client enemy) that would be a
valid target.
If there are more than one valid options, they are cycled each frame
If (self.origin + self.viewofs) is not in the PVS of the current target,
it is not returned at all.
name checkclient ()
=================
*/
#define MAX_CHECK 16
int c_invis, c_notvis;
void PF_checkclient (void)
{
edict_t *ent, *self;
mleaf_t *leaf;
int l;
vec3_t view;
// find a new check if on a new frame
if (sv.time - sv.lastchecktime >= 0.1)
{
sv.lastcheck = PF_newcheckclient (sv.lastcheck);
sv.lastchecktime = sv.time;
}
// return check if it might be visible
ent = EDICT_NUM(sv.lastcheck);
if (ent->free || ent->v.health <= 0)
{
RETURN_EDICT(sv.edicts);
return;
}
// if current entity can't possibly see the check entity, return 0
self = PROG_TO_EDICT(pr_global_struct->self);
VectorAdd (self->v.origin, self->v.view_ofs, view);
leaf = Mod_PointInLeaf (view, sv.worldmodel);
l = (leaf - sv.worldmodel->leafs) - 1;
if ( (l<0) || !(checkpvs[l>>3] & (1<<(l&7)) ) )
{
c_notvis++;
RETURN_EDICT(sv.edicts);
return;
}
// might be able to see it
c_invis++;
RETURN_EDICT(ent);
}
//============================================================================
/*
=================
PF_stuffcmd
Sends text over to the client's execution buffer
stuffcmd (clientent, value)
=================
*/
void PF_stuffcmd (void)
{
int entnum;
char *str;
client_t *old;
entnum = G_EDICTNUM(OFS_PARM0);
if (entnum < 1 || entnum > svs.maxclients)
PR_RunError ("Parm 0 not a client");
str = G_STRING(OFS_PARM1);
old = host_client;
host_client = &svs.clients[entnum-1];
Host_ClientCommands ("%s", str);
host_client = old;
}
/*
=================
PF_localcmd
Sends text over to the client's execution buffer
localcmd (string)
=================
*/
void PF_localcmd (void)
{
char *str;
str = G_STRING(OFS_PARM0);
Cbuf_AddText (str);
}
/*
=================
PF_cvar
float cvar (string)
=================
*/
void PF_cvar (void)
{
char *str;
str = G_STRING(OFS_PARM0);
G_FLOAT(OFS_RETURN) = Cvar_VariableValue (str);
}
/*
=================
PF_cvar_set
float cvar (string)
=================
*/
void PF_cvar_set (void)
{
char *var, *val;
var = G_STRING(OFS_PARM0);
val = G_STRING(OFS_PARM1);
Cvar_Set (var, val);
}
/*
=================
PF_findradius
Returns a chain of entities that have origins within a spherical area
findradius (origin, radius)
=================
*/
void PF_findradius (void)
{
edict_t *ent, *chain;
float rad;
float *org;
vec3_t eorg;
int i, j;
chain = (edict_t *)sv.edicts;
org = G_VECTOR(OFS_PARM0);
rad = G_FLOAT(OFS_PARM1);
rad *= rad;
ent = NEXT_EDICT(sv.edicts);
for (i=1 ; i<sv.num_edicts ; i++, ent = NEXT_EDICT(ent))
{
if (ent->free)
continue;
if (ent->v.solid == SOLID_NOT)
continue;
for (j=0 ; j<3 ; j++)
eorg[j] = org[j] - (ent->v.origin[j] + (ent->v.mins[j] + ent->v.maxs[j])*0.5);
if (DotProduct(eorg, eorg) > rad)
continue;
ent->v.chain = EDICT_TO_PROG(chain);
chain = ent;
}
RETURN_EDICT(chain);
}
/*
=========
PF_dprint
=========
*/
void PF_dprint (void)
{
Con_DPrintf ("%s",PF_VarString(0));
}
char pr_string_temp[PR_MAX_TEMPSTRING]; // 2001-10-25 Enhanced temp string handling by Maddes
void PF_ftos (void)
{
float v;
v = G_FLOAT(OFS_PARM0);
if (v == (int)v)
sprintf (pr_string_temp, "%d",(int)v);
else
sprintf (pr_string_temp, "%5.1f",v);
G_INT(OFS_RETURN) = pr_string_temp - pr_strings;
}
void PF_fabs (void)
{
float v;
v = G_FLOAT(OFS_PARM0);
G_FLOAT(OFS_RETURN) = fabsf(v);
}
void PF_vtos (void)
{
sprintf (pr_string_temp, "'%5.1f %5.1f %5.1f'", G_VECTOR(OFS_PARM0)[0], G_VECTOR(OFS_PARM0)[1], G_VECTOR(OFS_PARM0)[2]);
G_INT(OFS_RETURN) = pr_string_temp - pr_strings;
}
void PF_etos (void)
{
sprintf (pr_string_temp, "entity %i", G_EDICTNUM(OFS_PARM0));
G_INT(OFS_RETURN) = pr_string_temp - pr_strings;
}
void PF_Spawn (void)
{
edict_t *ed;
ed = ED_Alloc();
RETURN_EDICT(ed);
}
void PF_Remove (void)
{
edict_t *ed;
ed = G_EDICT(OFS_PARM0);
ED_Free (ed);
}
// 2001-09-20 QuakeC string manipulation by FrikaC/Maddes start
/*
=================
PF_strzone
string strzone (string)
=================
*/
void PF_strzone (void)
{
char *m, *p;
m = G_STRING(OFS_PARM0);
p = Z_Malloc(strlen(m) + 1);
strcpy(p, m);
G_INT(OFS_RETURN) = p - pr_strings;
}
/*
=================
PF_strunzone
string strunzone (string)
=================
*/
void PF_strunzone (void)
{
Z_Free(G_STRING(OFS_PARM0));
G_INT(OFS_PARM0) = OFS_NULL; // empty the def
};
/*
=================
PF_strtrim
string strtrim (string)
=================
*/
void PF_strtrim (void)
{
char *m;
m = G_STRING(OFS_PARM0);
char *c;
c = m;
while (c == ' ' || c == '\t' || c == '\n' || c == '\r')
c++;
m = c;
c = m + strlen (m) - 1;
while (c >= m)
{
if (*c == ' ')
*c = '\0';
else
break;
c--;
}
G_INT(OFS_RETURN) = m - pr_strings;
};
/*
=================
PF_strlen
float strlen (string)
=================
*/
void PF_strlen (void)
{
char *p = G_STRING(OFS_PARM0);
G_FLOAT(OFS_RETURN) = strlen(p);
}
/*
=================
PF_strcat
string strcat (string, string)
=================
*/
void PF_strcat (void)
{
char *s1, *s2;
int maxlen; // 2001-10-25 Enhanced temp string handling by Maddes
s1 = G_STRING(OFS_PARM0);
s2 = PF_VarString(1);
// 2001-10-25 Enhanced temp string handling by Maddes start
pr_string_temp[0] = 0;
if (strlen(s1) < PR_MAX_TEMPSTRING)
{
strcpy(pr_string_temp, s1);
}
else
{
strncpy(pr_string_temp, s1, PR_MAX_TEMPSTRING);
pr_string_temp[PR_MAX_TEMPSTRING-1] = 0;
}
maxlen = PR_MAX_TEMPSTRING - strlen(pr_string_temp) - 1; // -1 is EndOfString
if (maxlen > 0)
{
if (maxlen > strlen(s2))
{
strcat (pr_string_temp, s2);
}
else
{
strncat (pr_string_temp, s2, maxlen);
pr_string_temp[PR_MAX_TEMPSTRING-1] = 0;
}
}
// 2001-10-25 Enhanced temp string handling by Maddes end
G_INT(OFS_RETURN) = pr_string_temp - pr_strings;
}
/*
=================
PF_substring
string substring (string, float, float)
=================
*/
void PF_substring (void)
{
int offset, length;
int maxoffset; // 2001-10-25 Enhanced temp string handling by Maddes
char *p;
p = G_STRING(OFS_PARM0);
offset = (int)G_FLOAT(OFS_PARM1); // for some reason, Quake doesn't like G_INT
length = (int)G_FLOAT(OFS_PARM2);
// cap values
maxoffset = strlen(p);
if (offset > maxoffset)
{
offset = maxoffset;
}
if (offset < 0)
offset = 0;
// 2001-10-25 Enhanced temp string handling by Maddes start
if (length >= PR_MAX_TEMPSTRING)
length = PR_MAX_TEMPSTRING-1;
// 2001-10-25 Enhanced temp string handling by Maddes end
if (length < 0)
length = 0;
p += offset;
strncpy(pr_string_temp, p, length);
pr_string_temp[length]=0;
G_INT(OFS_RETURN) = pr_string_temp - pr_strings;
}
/*
=================
PF_stof
float stof (string)
=================
*/
// thanks Zoid, taken from QuakeWorld
void PF_stof (void)
{
char *s;
s = G_STRING(OFS_PARM0);
G_FLOAT(OFS_RETURN) = atof(s);
}
/*
=================
PF_strtolower
string strtolower (string)
=================
*/
void PF_strtolower(void)
{
char *s;
s = G_STRING(OFS_PARM0);
pr_string_temp[0] = 0;
if (strlen(s) < PR_MAX_TEMPSTRING)
{
strcpy(pr_string_temp, s);
}
else
{
strncpy(pr_string_temp, s, PR_MAX_TEMPSTRING);
pr_string_temp[PR_MAX_TEMPSTRING-1] = 0;
}
for(int i = 0; i < strlen(s); i++)
pr_string_temp[i] = tolower(pr_string_temp[i]);
G_INT(OFS_RETURN) = pr_string_temp - pr_strings;
}
/*
=================
PF_stov
vector stov (string)
=================
*/
void PF_stov (void)
{
char *v;
int i;
vec3_t d;
v = G_STRING(OFS_PARM0);
for (i=0; i<3; i++)
{
while(v && (v[0] == ' ' || v[0] == '\'')) //skip unneeded data
v++;
d[i] = atof(v);
while (v && v[0] != ' ') // skip to next space
v++;
}
VectorCopy (d, G_VECTOR(OFS_RETURN));
}
/*
=================
PF_Set_Zombie
void Set_Zombie (entity)
=================
*/
void PF_Set_Zombie (void)
{
//int entitynum = G_EDICT(OFS_PARM0);
}
/*
=================
Main_Waypoint functin
This is where the magic happens
=================
*/
int closedset[MAX_WAYPOINTS]; // The set of nodes already evaluated.
int openset[MAX_WAYPOINTS];//Actual sorted open list
int opensetRef[MAX_WAYPOINTS];//Reference values of open list
int opensetLength;//equivalent of javaScript's array[].length;
#define MaxZombies 16
zombie_ai zombie_list[MaxZombies];
//Debug//
void printSortedOpenSet()
{
Con_Printf("Sorted!: ");
int qr;
for(qr = 0; qr < opensetLength; qr++)
{
Con_Printf("%i, ",(int)waypoints[openset[qr]].f_score);
}
Con_Printf("\n");
}
//------//
void RemoveWayFromList (int listnumber, int waynum)
{
if(listnumber == 1)
{
//Con_DPrintf ("RemoveWayFromList: closedset[%i] = %i\n", waynum, 0);
closedset[waynum] = 0;
return;
}
int i;
int s;
if(listnumber == 2)
{
for(i = 0; i < opensetLength; i++)
{
if(openset[i] == waynum)
{
openset[i] = 0;
opensetRef[waynum] = 0;
for(s = i; s < opensetLength; s++)
{
openset[s] = openset[s+1];
}
opensetLength -= 1;
return;
}
}
}
}
void CompareOpenLists()
{
int refCount, count;
refCount = 0;
count = 0;
int i;
for(i = 0; i < MAX_WAYPOINTS; i++)
{
if(openset[i])
count++;
if(opensetRef[i])
refCount++;
}
if(count != refCount || count != opensetLength || refCount != opensetLength)
Con_Printf("%i%i%i\n",count, refCount,opensetLength);
}
int AddWayToList (int listnumber, int waynum)//blubs binary sorting
{
if(listnumber == 1)//closed list
{
//Con_DPrintf ("AddWayToList: closedset[%i] = %i\n", waynum, 1);
closedset[waynum] = 1;
return 1;
}
if(listnumber == 2)//openlist
{
int min, max, test;
min = -1;
max = opensetLength;
float wayVal = waypoints[waynum].f_score;
while(max > min)
{
if(max - min == 1)
{
int i;
for(i = opensetLength; i > max ; i--)
{
openset[i] = openset[i-1];
}
openset[max] = waynum;
opensetLength += 1;
opensetRef[waynum] = 1;
//printSortedOpenSet(); for debug only
return max;
}
test = (int)((min + max)/2);
if(wayVal > waypoints[openset[test]].f_score)
{
min = test;
}
else if(wayVal < waypoints[openset[test]].f_score)
{
max = test;
}
if(wayVal == waypoints[openset[test]].f_score)
{
max = test;
min = test - 1;
}
}
}
return -1;
}
int GetLowestFromOpenSet()
{
return openset[0];
}
int CheckIfEmptyList (int listnumber)
{
int i;
for (i = 0; i < MAX_WAYPOINTS; i++)
{
if (listnumber == 1)
{
if (closedset[i])
{
//Con_DPrintf ("CheckIfEmptyList: closedset[%i]\n", i);
return 0;
}
}
else if (listnumber == 2)
{
if (openset[i])
{
//Con_DPrintf ("CheckIfEmptyList: openset[%i]\n", i);
return 0;
}
}
}
return 1;
}
int CheckIfWayInList (int listnumber, int waynum)
{
if(listnumber == 1)
{
if(closedset[waynum])
{
//Con_DPrintf ("CheckIfWayInList: closedset[%i] = %i\n", waynum, 1);
return 1;
}
}
if(listnumber == 2)
{
if(opensetRef[waynum])
{
//Con_DPrintf ("CheckIfWayInList: openset[%i] = %i\n", waynum, 1);
return 1;
}
}
return 0;
}
float heuristic_cost_estimate (int start_way, int end_way)
{
//for now we will just look the distance between.
return VectorDistanceSquared(waypoints[start_way].origin, waypoints[end_way].origin);
}
int proces_list[MAX_WAYPOINTS];
void reconstruct_path(int start_node, int current_node)
{
int i, s, current;
current = current_node;
s = 0;
/*
if (current_node == waypoints[current_node].came_from)
p := reconstruct_path(came_from, came_from[current_node])
return (p + current_node)
else
return current_node*/
Con_DPrintf ("\n");
Con_DPrintf ("reconstruct_path: start_node = %i, current_node = %i\n\n", start_node, current_node);
for (i = 0;i < MAX_WAYPOINTS; i++)
{
//if (closedset[i])
// Con_DPrintf ("reconstruct_path: closedset[%i] = %i\n", i, closedset[i]);
proces_list[i] = 0;
}
proces_list[s] = -1;//-1 means the enemy is the last waypoint
s = 1;
while (1)
{
//Con_DPrintf("\nreconstruct_path: current = %i, waypoints[current].came_from = %i\n", current, waypoints[current].came_from);
proces_list[s] = current;//blubs, we now add the first waypoint to the path list
if (current == start_node)
{
Con_DPrintf("reconstruct_path: path done!\n");
break;
}
if (CheckIfWayInList (1, waypoints[current].came_from))
{
//Con_DPrintf("reconstruct_path: waypoints[current].came_from %i is in list!\n", waypoints[current].came_from);
for (i = 0;i < 8; i++)
{
if (waypoints[waypoints[current].came_from].target_id[i] < 0) break;
//Con_DPrintf("reconstruct_path for loop: waypoints[waypoints[current].came_from].target_id[i] = %i, current = %i\n", waypoints[waypoints[current].came_from].target_id[i], current)
if (waypoints[waypoints[current].came_from].target_id[i] == current)
{
//Con_DPrintf("reconstruct_path: current %i is viable target!\n", current);
current = waypoints[current].came_from;//woohoo, this waypoint is viable. So set it now as the current one
break;
}
}
}
else
{
//Con_DPrintf("reconstruct_path: skipped waypoint %i\n", waypoints[current].came_from);
break;
}
s++;
}
Con_DPrintf("\nreconstruct_path: dumping the final list\n");
/*
for (s = MAX_WAYPOINTS - 1; s > -1; s--)
{
//if (proces_list[s])
//Con_DPrintf("reconstruct_path final: s = %i, proces_list[s] = %i\n", s, proces_list[s]);
}
*/
}
int Pathfind (int start_way, int end_way)//note thease 2 are ARRAY locations. Not the waypoints names.
{
int current, last_way;//current is for the waypoint array, last_way is a way that was used last
float tentative_g_score, tentative_f_score;
int i;
last_way = 0;
for (i = 0; i < MAX_WAYPOINTS;i++)// clear all the waypoints
{
openset[i] = 0;
opensetRef[i] = 0;
closedset[i] = 0;
waypoints[i].f_score = 0;
waypoints[i].g_score = 0;
waypoints[i].came_from = 0;
}
opensetLength = 0;
waypoints[start_way].g_score = 0; // Cost from start along best known path.
// Estimated total cost from start to goal through y.
waypoints[start_way].f_score = waypoints[start_way].g_score + heuristic_cost_estimate(start_way, end_way);
AddWayToList (2, start_way);// The set of tentative nodes to be evaluated, initially containing the start node
while (!CheckIfEmptyList (2))
{
//Con_DPrintf("\n");
current = GetLowestFromOpenSet();
//Con_DPrintf("Pathfind current: %i, f_score: %f, g_score: %f\n", current, waypoints[current].f_score, waypoints[current].g_score);
if (current == end_way)
{
Con_DPrintf("Pathfind goal reached\n");
reconstruct_path(start_way, end_way);
return 1;
}
AddWayToList (1, current);
RemoveWayFromList (2, current);
for (i = 0;i < 8; i++)
{
//Con_DPrintf("Pathfind for start\n");
if (waypoints[current].target_id[i] < 0) break;
if (!waypoints[waypoints[current].target_id[i]].open)
{
//if (waypoints[current].target_id[i])
//Con_DPrintf("Pathfind for: %i, waypoints[waypoints[current].target_id[i]].open = %i, current = %i\n", waypoints[current].target_id[i], waypoints[waypoints[current].target_id[i]].open, current);
continue;
}
tentative_g_score = waypoints[current].g_score + waypoints[current].dist[i];
tentative_f_score = tentative_g_score + heuristic_cost_estimate(waypoints[current].target_id[i], end_way);
//Con_DPrintf("Pathfind for: %i, t_f_score: %f, t_g_score: %f\n", waypoints[current].target_id[i], tentative_f_score, tentative_g_score);
//if (CheckIfWayInList (1, waypoints[current].target_id[i]) && tentative_f_score >= waypoints[waypoints[current].target_id[i]].f_score)
if (CheckIfWayInList (1, waypoints[current].target_id[i]))//it was the above, but why do we care about this waypoint if it's already in the closed list? we never check 2 waypoints twice m8, the first iteration that we reach this waypoint is also the fastest way, so lets not EVER check it again.
{
//if (CheckIfWayInList (1, waypoints[current].target_id[i]))
//Con_DPrintf("Pathfind: waypoint %i in closed list\n", waypoints[current].target_id[i]);
continue;
}
if(tentative_f_score < waypoints[waypoints[current].target_id[i]].f_score)
{
//Con_DPrintf("Pathfind waypoint is better\n");
waypoints[waypoints[current].target_id[i]].g_score = tentative_g_score;
waypoints[waypoints[current].target_id[i]].f_score = tentative_f_score;
}
if (!CheckIfWayInList (2, waypoints[current].target_id[i]))
{
//Con_DPrintf("Pathfind waypoint not in list\n");
waypoints[waypoints[current].target_id[i]].g_score = tentative_g_score;
waypoints[waypoints[current].target_id[i]].f_score = tentative_f_score;
waypoints[waypoints[current].target_id[i]].came_from = current;
AddWayToList (2, waypoints[current].target_id[i]);
//Con_DPrintf("Pathfind: %i added to the openset with waypoints[current].came_from = %i, current = %i\n", waypoints[current].target_id[i], waypoints[current].came_from, current);
}
}
last_way = current;
}
return 0;
}
/*
=================
Get_Waypoint_Near
vector Get_Waypoint_Near (entity)
=================
*/
void Get_Waypoint_Near (void)
{
float best_dist;
float dist;
int i, best;
trace_t trace;
edict_t *ent;
best = 0;
Con_DPrintf("Starting Get_Waypoint_Near\n");
ent = G_EDICT(OFS_PARM0);
best_dist = 1000000000;
dist = 0;
for (i = 0; i < MAX_WAYPOINTS; i++)
{
if (waypoints[i].open)
{
dist = VecLength2(waypoints[i].origin, ent->v.origin);
if(dist < best_dist)
{
trace = SV_Move (ent->v.origin, vec3_origin, vec3_origin, waypoints[i].origin, 1, ent);
//Con_DPrintf("Waypoint: %i, distance: %f, fraction: %f\n", i, dist, trace.fraction);
if (trace.fraction >= 1)
{
best_dist = dist;
best = i;
}
}
}
}
Con_DPrintf("'%5.1f %5.1f %5.1f', %f is %f, (%i, %i)\n", waypoints[best].origin[0],waypoints[best].origin[1], waypoints[best].origin[2], best_dist, dist, i, best);
VectorCopy (waypoints[best].origin, G_VECTOR(OFS_RETURN));
}
/*
=================
Open_Waypoint
void Open_Waypoint (string, string, string, string, string, string, string, string)
=================
*/
void Open_Waypoint (void)
{
int i, t;
char *p = G_STRING(OFS_PARM0);
//Con_DPrintf("Open_Waypoint\n");
for (i = 1; i < MAX_WAYPOINTS; i++)
{
if (waypoints[i].special[0])//no need to open without tag
{
if (!strcmp(p, waypoints[i].special))
{
waypoints[i].open = 1;
//Con_DPrintf("Open_Waypoint: %i, opened\n", i);
t = 1;
}
else
continue;
}
}
//if (t == 0)
//{
//Con_DPrintf("Open_Waypoint: no waypoints opened\n");
//}
}
/*
=================
Close_Waypoint
void Close_Waypoint (string, string, string, string, string, string, string, string)
cypress - basically a carbon copy of open_waypoint lol
=================
*/
void Close_Waypoint (void)
{
int i, t;
char *p = G_STRING(OFS_PARM0);
for (i = 1; i < MAX_WAYPOINTS; i++)
{
if (waypoints[i].special[0])//no need to open without tag
{
if (!strcmp(p, waypoints[i].special))
{
waypoints[i].open = 0;
t = 1;
}
else
continue;
}
}
}
/*
=================
Do_Pathfind
float Do_Pathfind (entity zombie, entity target)
=================
*/
// #define MEASURE_PF_PERF
float max_waypoint_distance = 750;
short closest_waypoints[MAX_EDICTS];
void Do_Pathfind (void)
{
#ifdef MEASURE_PF_PERF
u64 t1, t2;
sceRtcGetCurrentTick(&t1);
#endif
int i, s;
trace_t trace;
Con_DPrintf("Starting Do_Pathfind\n"); //we first need to look for closest point for both zombie and the player
int zombie_entnum = G_EDICTNUM(OFS_PARM0);
int target_entnum = G_EDICTNUM(OFS_PARM1);
edict_t * zombie = G_EDICT(OFS_PARM0);
edict_t * ent = G_EDICT(OFS_PARM1);
float best_dist_z = max_waypoint_distance * max_waypoint_distance;
float dist_z = 0;
int best_z = -1;
float best_dist_e = max_waypoint_distance * max_waypoint_distance;
float dist_e = 0;
int best_e = -1;
int prevclosest = closest_waypoints[zombie_entnum];
if (prevclosest >= 0) {
trace = SV_Move (zombie->v.origin, vec3_origin, vec3_origin, waypoints[prevclosest].origin, 1, zombie);
if (trace.fraction >= 1) {
dist_z = VectorDistanceSquared(waypoints[prevclosest].origin, zombie->v.origin);
best_dist_z = dist_z;
best_z = prevclosest;
} else {
for (s = 0; s < 8; s++) {
int neighbor = waypoints[prevclosest].target_id[s];
if (neighbor < 0) break;
dist_z = VectorDistanceSquared(waypoints[neighbor].origin, zombie->v.origin);
if (dist_z < best_dist_z) {
trace = SV_Move (zombie->v.origin, vec3_origin, vec3_origin, waypoints[neighbor].origin, 1, zombie);
if (trace.fraction >= 1) {
best_dist_z = dist_z;
best_z = neighbor;
break;
}
}
}
}
}
// copypasta, forgive me
prevclosest = closest_waypoints[target_entnum];
if (prevclosest >= 0) {
trace = SV_Move (ent->v.origin, vec3_origin, vec3_origin, waypoints[prevclosest].origin, 1, ent);
if (trace.fraction >= 1) {
dist_e = VectorDistanceSquared(waypoints[prevclosest].origin, ent->v.origin);
best_dist_e = dist_e;
best_e = prevclosest;
} else {
for (s = 0; s < 8; s++) {
int neighbor = waypoints[prevclosest].target_id[s];
if (neighbor < 0) break;
dist_e = VectorDistanceSquared(waypoints[neighbor].origin, ent->v.origin);
if (dist_e < best_dist_e) {
trace = SV_Move (ent->v.origin, vec3_origin, vec3_origin, waypoints[neighbor].origin, 1, ent);
if (trace.fraction >= 1) {
best_dist_e = dist_e;
best_e = neighbor;
break;
}
}
}
}
}
for (i = 0; i < MAX_WAYPOINTS; i++) {
if (!waypoints[i].used || !waypoints[i].open)
continue;
dist_z = VectorDistanceSquared(waypoints[i].origin, zombie->v.origin);
if (dist_z < best_dist_z) {
trace = SV_Move (zombie->v.origin, vec3_origin, vec3_origin, waypoints[i].origin, 1, zombie);
if (trace.fraction >= 1) {
best_dist_z = dist_z;
best_z = i;
}
}
dist_e = VectorDistanceSquared(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;
}
}
}
closest_waypoints[zombie_entnum] = best_z;
closest_waypoints[target_entnum] = best_e;
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++)
{
if (zombie_entnum == zombie_list[i].zombienum)
{
for (s = 0; s < MAX_WAYPOINTS; s++)
{
zombie_list[i].pathlist[s] = proces_list[s];
}
break;
}
if (i == MaxZombies - 1)//zombie was not in list
{
for (i = 0; i < MaxZombies; i++)
{
if (!zombie_list[i].zombienum)
{
zombie_list[i].zombienum = zombie_entnum;
for (s = 0; s < MAX_WAYPOINTS; s++)
{
zombie_list[i].pathlist[s] = proces_list[s];
}
break;
}
}
break;
}
}
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;
}
}
/*
=================
Get_Next_Waypoint This function will return the next waypoint in zombies path and then remove it from the list
vector Get_Next_Waypoint (entity)
=================
*/
void Get_Next_Waypoint (void)
{
int i, s;
s = 0;//useless initialize, because compiler likes to yell at me
int entnum;
edict_t *ent;//blubs added
vec3_t move;
float *start,*mins, *maxs;
int currentWay = 0;
//int zomb = 0;
int skippedWays = 0;
move [0] = 0;
move [1] = 0;
move [2] = 0;
entnum = G_EDICTNUM(OFS_PARM0);
ent = G_EDICT(OFS_PARM0);//blubsadded
start = G_VECTOR(OFS_PARM1);
mins = G_VECTOR(OFS_PARM2);
maxs = G_VECTOR(OFS_PARM3);
mins[0] -= 2;
mins[1] -= 2;
maxs[0] += 2;
maxs[1] += 2;
for (i = 0; i < MaxZombies; i++)
{
if (entnum == zombie_list[i].zombienum)
{
for (s = MAX_WAYPOINTS - 1; s > -1; s--)
{
if (zombie_list[i].pathlist[s])
{
zombie_list[i].pathlist[s] = 0;//This is get_next, so remove our current waypoint from the list.
if(s == 1)
{
VectorCopy (move, G_VECTOR(OFS_RETURN));//we are at our last waypoint, so just return 0,0,0, this should never happen anyways, because we'll make pathfind return something else
Con_Printf("Warning, only one waypoint in path!\n");
return;
}
s-= 1;
currentWay = s;//We want the next waypoint
break;
}
}
break;
}
}
//s is the index in our path, so if s == 1
if(s == -1 || s == 0)
{
//-1?
//then that means only player was in path, this is just in case...
//we are at our last waypoint, so just return 0,0,0, this should never happen anyways, because we'll make pathfind return something else
//0?
//only 1 waypoint left in path, we can't possibly smooth the path in this scenario.
//next waypoint in any case is going to be player, so....
VectorCopy (move, G_VECTOR(OFS_RETURN));
return;
}
int iterations = 5;//that's how many segments per waypoint, pretty important number
float Scale = 0.5;
float curScale = 1;
float Scalar = Scale;
float TraceResult;
vec3_t toAdd;
vec3_t curStart;
vec3_t temp;
int q;
VectorCopy(waypoints[zombie_list[i].pathlist[currentWay]].origin,temp);
VectorCopy(temp,move);
while(1)
{
//Con_Printf("Main Vector Start: %f, %f, %f Vector End: %f, %f, %f\n",start[0],start[1],start[2],waypoints[zombie_list[i].pathlist[currentWay]].origin[0],waypoints[zombie_list[i].pathlist[currentWay]].origin[1],waypoints[zombie_list[i].pathlist[currentWay]].origin[2]);
TraceResult = TraceMove(start,mins,maxs,waypoints[zombie_list[i].pathlist[currentWay]].origin,MOVE_NOMONSTERS,ent);
if(TraceResult == 1)
{
VectorCopy(waypoints[zombie_list[i].pathlist[currentWay]].origin,move);
if(currentWay == 1)//we're at the end of the list, we better not go out of bounds, was 0, now 1, since 0 is for player index
{
break;
}
currentWay -= 1;
skippedWays += 1;
}
else
{
if(skippedWays > 0)
{
VectorCopy(waypoints[zombie_list[i].pathlist[currentWay + 1]].origin,temp);
VectorCopy(temp,curStart);
VectorSubtract(waypoints[zombie_list[i].pathlist[currentWay]].origin,curStart,toAdd);
for(q = 0;q < iterations; q++)
{
curScale *= Scalar;
VectorScale(toAdd,curScale,temp);
VectorAdd(temp,curStart,temp);
TraceResult = TraceMove(start,mins,maxs,temp,MOVE_NOMONSTERS,ent);
if(TraceResult ==1)
{
Scalar = Scale + 1;
VectorCopy(temp,move);
}
else
{
Scalar = Scale;
}
}
}
break;
}
}
Con_DPrintf("Get Next Way returns: list[%i], waypoint:%i\n",s,waypoints[zombie_list[i].pathlist[s]]);
//VectorCopy(waypoints[zombie_list[i].pathlist[s]].origin,move); //for old get_next_way
zombie_list[i].pathlist[s] = 0;
//Con_Printf("Skipped %i waypoints, we're moving to the %f percentage in between 2 waypoints\n",skippedWays,curScale);
//Con_DPrintf("'%5.1f %5.1f %5.1f'\n", move[0], move[1], move[2]);
VectorCopy (move, G_VECTOR(OFS_RETURN));
}
/*
=================
Get_First_Waypoint This function will return the waypoint waypoint in zombies path and then remove it from the list
vector Get_First_Waypoint (entity)
=================
*/
void Get_First_Waypoint (void)
{
int i, s;
s = 0;//useless initialize, because compiler likes to yell at me
int entnum;
edict_t *ent;//blubs added
vec3_t move;
float *start,*mins, *maxs;
int currentWay = 0;
//int zomb = 0;
int skippedWays = 0;
move [0] = 0;
move [1] = 0;
move [2] = 0;
entnum = G_EDICTNUM(OFS_PARM0);
ent = G_EDICT(OFS_PARM0);//blubsadded
start = G_VECTOR(OFS_PARM1);
mins = G_VECTOR(OFS_PARM2);
maxs = G_VECTOR(OFS_PARM3);
mins[0] -= 2;
mins[1] -= 2;
maxs[0] += 2;
maxs[1] += 2;
for (i = 0; i < MaxZombies; i++)
{
if (entnum == zombie_list[i].zombienum)
{
for (s = MAX_WAYPOINTS - 1; s > -1; s--)
{
if (zombie_list[i].pathlist[s])
{
currentWay = s;
break;
}
}
break;
}
}
if(s == 0)
{
//0?
//currentway is player, just return world
VectorCopy (move, G_VECTOR(OFS_RETURN));
return;
}
//1? only one way in list, we can't possibly smooth list when we only have one...
int iterations = 5;//that's how many segments per waypoint, pretty important number
float Scale = 0.5;
float curScale = 1;
float Scalar = Scale;
float TraceResult;
vec3_t toAdd;
vec3_t curStart;
vec3_t temp;
int q;
VectorCopy(waypoints[zombie_list[i].pathlist[currentWay]].origin,temp);
VectorCopy(temp,move);
while(1)
{
//Con_Printf("Main Vector Start: %f, %f, %f Vector End: %f, %f, %f\n",start[0],start[1],start[2],waypoints[zombie_list[i].pathlist[currentWay]].origin[0],waypoints[zombie_list[i].pathlist[currentWay]].origin[1],waypoints[zombie_list[i].pathlist[currentWay]].origin[2]);
TraceResult = TraceMove(start,mins,maxs,waypoints[zombie_list[i].pathlist[currentWay]].origin,MOVE_NOMONSTERS,ent);
if(TraceResult == 1)
{
VectorCopy(waypoints[zombie_list[i].pathlist[currentWay]].origin,move);
if(currentWay == 1)//we're at the end of the list, we better not go out of bounds//was 0, now 1 since 0 is for enemy
{
break;
}
currentWay -= 1;
skippedWays += 1;
}
else
{
if(skippedWays > 0)
{
VectorCopy(waypoints[zombie_list[i].pathlist[currentWay + 1]].origin,temp);
VectorCopy(temp,curStart);
VectorSubtract(waypoints[zombie_list[i].pathlist[currentWay]].origin,curStart,toAdd);
for(q = 0;q < iterations; q++)
{
curScale *= Scalar;
VectorScale(toAdd,curScale,temp);
VectorAdd(temp,curStart,temp);
//Con_Printf("subVector Start: %f, %f, %f Vector End: %f, %f, %f\n",start[0],start[1],start[2],temp[0],temp[1],temp[2]);
TraceResult = TraceMove(start,mins,maxs,temp,MOVE_NOMONSTERS,ent);
if(TraceResult ==1)
{
Scalar = Scale + 1;
VectorCopy(temp,move);
}
else
{
Scalar = Scale;
}//we need a way to go back to the other value if it doesn't work!, so lets work with temp, but RETURN a different value other than temp!
}
}
break;
}
}
Con_DPrintf("Get First Way returns: %i\n",s);
//VectorCopy(waypoints[zombie_list[i].pathlist[s]].origin,move);//for old get_first_way
zombie_list[i].pathlist[s] = 0;
//Con_Printf("Skipped %i waypoints, we're moving to the %f percentage in between 2 waypoints\n",skippedWays,curScale);
//Con_DPrintf("'%5.1f %5.1f %5.1f'\n", move[0], move[1], move[2]);
VectorCopy (move, G_VECTOR(OFS_RETURN));
}
// 2001-09-20 QuakeC file access by FrikaC/Maddes start
/*
=================
PF_fopen
float fopen (string,float)
=================
*/
void PF_fopen (void)
{
char *p = G_STRING(OFS_PARM0);
char *ftemp;
int fmode = G_FLOAT(OFS_PARM1);
int h = 0, fsize = 0;
switch (fmode)
{
case 0: // read
Sys_FileOpenRead (va("%s/%s",com_gamedir, p), &h);
G_FLOAT(OFS_RETURN) = (float) h;
return;
case 1: // append -- this is nasty
// copy whole file into the zone
fsize = Sys_FileOpenRead(va("%s/%s",com_gamedir, p), &h);
if (h == -1)
{
h = Sys_FileOpenWrite(va("%s/%s",com_gamedir, p));
G_FLOAT(OFS_RETURN) = (float) h;
return;
}
ftemp = Z_Malloc(fsize + 1);
Sys_FileRead(h, ftemp, fsize);
Sys_FileClose(h);
// spit it back out
h = Sys_FileOpenWrite(va("%s/%s",com_gamedir, p));
Sys_FileWrite(h, ftemp, fsize);
Z_Free(ftemp); // free it from memory
G_FLOAT(OFS_RETURN) = (float) h; // return still open handle
return;
default: // write
h = Sys_FileOpenWrite (va("%s/%s", com_gamedir, p));
G_FLOAT(OFS_RETURN) = (float) h;
return;
}
}
/*
=================
PF_fclose
void fclose (float)
=================
*/
void PF_fclose (void)
{
int h = (int)G_FLOAT(OFS_PARM0);
Sys_FileClose(h);
}
/*
=================
PF_fgets
string fgets (float)
=================
*/
void PF_fgets (void)
{
// reads one line (up to a \n) into a string
int h;
int i;
int count;
char buffer;
h = (int)G_FLOAT(OFS_PARM0);
count = Sys_FileRead(h, &buffer, 1);
if (count && buffer == '\r') // carriage return
{
count = Sys_FileRead(h, &buffer, 1); // skip
}
if (!count) // EndOfFile
{
G_INT(OFS_RETURN) = OFS_NULL; // void string
return;
}
i = 0;
while (count && buffer != '\n')
{
if (i < PR_MAX_TEMPSTRING-1) // no place for character in temp string
{
pr_string_temp[i++] = buffer;
}
// read next character
count = Sys_FileRead(h, &buffer, 1);
if (count && buffer == '\r') // carriage return
{
count = Sys_FileRead(h, &buffer, 1); // skip
}
};
pr_string_temp[i] = 0;
G_INT(OFS_RETURN) = pr_string_temp - pr_strings;
}
/*
=================
PF_fputs
void fputs (float,string)
=================
*/
void PF_fputs (void)
{
// writes to file, like bprint
float handle = G_FLOAT(OFS_PARM0);
char *str = PF_VarString(1);
Sys_FileWrite (handle, str, strlen(str));
}
// 2001-09-20 QuakeC file access by FrikaC/Maddes end
// entity (entity start, .string field, string match) find = #5;
void PF_Find (void)
{
int e;
int f;
char *s, *t;
edict_t *ed;
e = G_EDICTNUM(OFS_PARM0);
f = G_INT(OFS_PARM1);
s = G_STRING(OFS_PARM2);
if (!s)
PR_RunError ("PF_Find: bad search string");
for (e++ ; e < sv.num_edicts ; e++)
{
ed = EDICT_NUM(e);
if (ed->free)
continue;
t = E_STRING(ed,f);
if (!t)
continue;
if (!strcmp(t,s))
{
RETURN_EDICT(ed);
return;
}
}
RETURN_EDICT(sv.edicts);
}
// entity (entity start, .float field, float match) findfloat = #98;
void PF_FindFloat (void)
{
int e;
int f;
float s, t;
edict_t *ed;
e = G_EDICTNUM(OFS_PARM0);
f = G_INT(OFS_PARM1);
s = G_FLOAT(OFS_PARM2);
if (!s)
PR_RunError ("PF_FindFloat: bad search float");
for (e++ ; e < sv.num_edicts ; e++)
{
ed = EDICT_NUM(e);
if (ed->free)
continue;
t = E_FLOAT(ed,f);
if (!t)
continue;
if (t == s)
{
RETURN_EDICT(ed);
return;
}
}
RETURN_EDICT(sv.edicts);
}
void PR_CheckEmptyString (char *s)
{
if (s[0] <= ' ')
PR_RunError ("Bad string");
}
void PF_precache_file (void)
{ // precache_file is only used to copy files with qcc, it does nothing
G_INT(OFS_RETURN) = G_INT(OFS_PARM0);
}
void PF_precache_sound (void)
{
char *s;
int i;
if (sv.state != ss_loading)
PR_RunError ("PF_Precache_*: Precache can only be done in spawn functions");
s = G_STRING(OFS_PARM0);
G_INT(OFS_RETURN) = G_INT(OFS_PARM0);
PR_CheckEmptyString (s);
// AWFUL AWFUL HACK for limiting zombie sound variations
#ifndef SLIM
if (s[strlen(s) - 6] == 'r' || s[strlen(s) - 6] == 'd' || s[strlen(s) - 6] == 'a' ||
s[strlen(s) - 6] == 't' || s[strlen(s) - 6] == 'w') {
if (s[strlen(s) - 5] == '1' || s[strlen(s) - 5] == '2' ||
s[strlen(s) - 5] == '3' || s[strlen(s) - 5] == '4' ||
s[strlen(s) - 5] == '5' || s[strlen(s) - 5] == '6' ||
s[strlen(s) - 5] == '7' || s[strlen(s) - 5] == '8' ||
s[strlen(s) - 5] == '9') {
if (s[strlen(s) - 6] == 'r') {
s[strlen(s) - 6] = 'w';
s[strlen(s) - 5] = '1';
} else
s[strlen(s) - 5] = '0';
}
}
#endif // SLIM
for (i=0 ; i<MAX_SOUNDS ; i++)
{
if (!sv.sound_precache[i])
{
sv.sound_precache[i] = s;
return;
}
if (!strcmp(sv.sound_precache[i], s))
return;
}
PR_RunError ("PF_precache_sound: overflow");
}
void PF_precache_model (void)
{
char *s;
int i;
if (sv.state != ss_loading)
PR_RunError ("PF_Precache_*: Precache can only be done in spawn functions");
s = G_STRING(OFS_PARM0);
G_INT(OFS_RETURN) = G_INT(OFS_PARM0);
PR_CheckEmptyString (s);
for (i=0 ; i<MAX_MODELS ; i++)
{
if (!sv.model_precache[i])
{
sv.model_precache[i] = s;
sv.models[i] = Mod_ForName (s, true);
return;
}
if (!strcmp(sv.model_precache[i], s))
return;
}
PR_RunError ("PF_precache_model: overflow");
}
void PF_coredump (void)
{
ED_PrintEdicts ();
}
void PF_traceon (void)
{
pr_trace = true;
}
void PF_traceoff (void)
{
pr_trace = false;
}
void PF_eprint (void)
{
ED_PrintNum (G_EDICTNUM(OFS_PARM0));
}
/*
===============
PF_walkmove
float(float yaw, float dist) walkmove
===============
*/
void PF_walkmove (void)
{
edict_t *ent;
float yaw, dist;
vec3_t move;
dfunction_t *oldf;
int oldself;
ent = PROG_TO_EDICT(pr_global_struct->self);
yaw = G_FLOAT(OFS_PARM0);
dist = G_FLOAT(OFS_PARM1);
if ( !( (int)ent->v.flags & (FL_ONGROUND|FL_FLY|FL_SWIM) ) )
{
G_FLOAT(OFS_RETURN) = 0;
return;
}
yaw = yaw*M_PI*2 / 360;
move[0] = cosf(yaw)*dist;
move[1] = sinf(yaw)*dist;
move[2] = 0;
// save program state, because SV_movestep may call other progs
oldf = pr_xfunction;
oldself = pr_global_struct->self;
G_FLOAT(OFS_RETURN) = SV_movestep(ent, move, true);
//if(!strcmp(pr_strings + ent->v.classname, "ai_zombie"))
//{
// VectorCopy(ent->v.origin,PROG_TO_EDICT(ent->v.head)->v.origin);
// VectorCopy(ent->v.origin,PROG_TO_EDICT(ent->v.rarm)->v.origin);
// VectorCopy(ent->v.origin,PROG_TO_EDICT(ent->v.larm)->v.origin);
//}
// restore program state
pr_xfunction = oldf;
pr_global_struct->self = oldself;
}
/*
===============
PF_droptofloor
void() droptofloor
===============
*/
void PF_droptofloor (void)
{
edict_t *ent;
vec3_t end;
trace_t trace;
ent = PROG_TO_EDICT(pr_global_struct->self);
VectorCopy (ent->v.origin, end);
end[2] -= 256;
trace = SV_Move (ent->v.origin, ent->v.mins, ent->v.maxs, end, false, ent);
if (trace.fraction == 1 || trace.allsolid)
G_FLOAT(OFS_RETURN) = 0;
else
{
VectorCopy (trace.endpos, ent->v.origin);
SV_LinkEdict (ent, false);
ent->v.flags = (int)ent->v.flags | FL_ONGROUND;
ent->v.groundentity = EDICT_TO_PROG(trace.ent);
G_FLOAT(OFS_RETURN) = 1;
}
}
/*
===============
PF_lightstyle
void(float style, string value) lightstyle
===============
*/
void PF_lightstyle (void)
{
int style;
char *val;
client_t *client;
int j;
style = G_FLOAT(OFS_PARM0);
val = G_STRING(OFS_PARM1);
// change the string in sv
sv.lightstyles[style] = val;
// send message to all clients on this server
if (sv.state != ss_active)
return;
for (j=0, client = svs.clients ; j<svs.maxclients ; j++, client++)
if (client->active || client->spawned)
{
MSG_WriteChar (&client->message, svc_lightstyle);
MSG_WriteChar (&client->message,style);
MSG_WriteString (&client->message, val);
}
}
void PF_rint (void)
{
float f;
f = G_FLOAT(OFS_PARM0);
if (f > 0)
G_FLOAT(OFS_RETURN) = (int)(f + 0.5);
else
G_FLOAT(OFS_RETURN) = (int)(f - 0.5);
}
void PF_floor (void)
{
G_FLOAT(OFS_RETURN) = floorf(G_FLOAT(OFS_PARM0));
}
void PF_ceil (void)
{
G_FLOAT(OFS_RETURN) = ceilf(G_FLOAT(OFS_PARM0));
}
/*
=============
PF_checkbottom
=============
*/
void PF_checkbottom (void)
{
edict_t *ent;
ent = G_EDICT(OFS_PARM0);
G_FLOAT(OFS_RETURN) = SV_CheckBottom (ent);
}
/*
=============
PF_pointcontents
=============
*/
void PF_pointcontents (void)
{
float *v;
v = G_VECTOR(OFS_PARM0);
G_FLOAT(OFS_RETURN) = SV_PointContents (v);
}
/*
=============
PF_nextent
entity nextent(entity)
=============
*/
void PF_nextent (void)
{
int i;
edict_t *ent;
i = G_EDICTNUM(OFS_PARM0);
while (1)
{
i++;
if (i == sv.num_edicts)
{
RETURN_EDICT(sv.edicts);
return;
}
ent = EDICT_NUM(i);
if (!ent->free)
{
RETURN_EDICT(ent);
return;
}
}
}
/*
=============
PF_aim
Pick a vector for the player to shoot along
vector aim(entity, missilespeed)
=============
*/
cvar_t sv_aim = {"sv_aim", "0.93"};
void PF_aim (void)
{
edict_t *ent, *check, *bestent;
vec3_t start, dir, end, bestdir, tempv;
int i, j;
trace_t tr;
float dist, bestdist;
float speed;
ent = G_EDICT(OFS_PARM0);
speed = G_FLOAT(OFS_PARM1);
VectorAdd(ent->v.origin, ent->v.view_ofs, tempv);
VectorCopy (tempv, start);
start[2] += 20;
// try sending a trace straight
VectorCopy (pr_global_struct->v_forward, dir);
VectorMA (start, 2048, dir, end);
tr = SV_Move (start, vec3_origin, vec3_origin, end, false, ent);
if (tr.ent && tr.ent->v.takedamage == DAMAGE_AIM
&& (!teamplay.value || ent->v.team <=0 || ent->v.team != tr.ent->v.team) )
{
VectorCopy (pr_global_struct->v_forward, G_VECTOR(OFS_RETURN));
return;
}
// try all possible entities
VectorCopy (dir, bestdir);
bestdist = sv_aim.value;
// dr_mabuse1981: PSP controls sucks ass
bestent = NULL;
check = NEXT_EDICT(sv.edicts);
for (i=1 ; i<sv.num_edicts ; i++, check = NEXT_EDICT(check) )
{
if (check->v.takedamage != DAMAGE_AIM)
continue;
if (check == ent)
continue;
if (teamplay.value && ent->v.team > 0 && ent->v.team == check->v.team)
continue; // don't aim at teammate
for (j=0 ; j<3 ; j++)
end[j] = check->v.origin[j]
+ 0.5*(check->v.mins[j] + check->v.maxs[j]);
VectorSubtract (end, start, dir);
VectorNormalize (dir);
dist = DotProduct (dir, pr_global_struct->v_forward);
if (dist < bestdist)
continue; // to far to turn
tr = SV_Move (start, vec3_origin, vec3_origin, end, false, ent);
if (tr.ent == check)
{ // can shoot at this one
bestdist = dist;
bestent = check;
}
}
if (bestent)
{
VectorSubtract (bestent->v.origin, ent->v.origin, dir);
// dr_mabuse1981: bullets shouldnt go offset anymore (fix from Quartal engine)
// dist = DotProduct (dir, pr_global_struct->v_forward);
// VectorScale (pr_global_struct->v_forward, dist, end);
// end[2] = dir[2];
end[0] = dir[0];
end[1] = dir[1];
end[2] = dir[2];
VectorNormalize (end);
VectorCopy (end, G_VECTOR(OFS_RETURN));
}
else
{
VectorCopy (bestdir, G_VECTOR(OFS_RETURN));
}
}
/*
==============
PF_changeyaw
This was a major timewaster in progs, so it was converted to C
==============
*/
void PF_changeyaw (void)
{
edict_t *ent;
float ideal, current, move, speed;
ent = PROG_TO_EDICT(pr_global_struct->self);
current = anglemod( ent->v.angles[1] );
ideal = ent->v.ideal_yaw;
speed = ent->v.yaw_speed;
if (current == ideal)
return;
move = ideal - current;
if (ideal > current)
{
if (move >= 180)
move = move - 360;
}
else
{
if (move <= -180)
move = move + 360;
}
if (move > 0)
{
if (move > speed)
move = speed;
}
else
{
if (move < -speed)
move = -speed;
}
ent->v.angles[1] = anglemod (current + move);
}
/*
==============
PF_GetSoundLen
Get the lenght of the sound (useful for things like radio)
==============
*/
void PF_GetSoundLen (void)
{
char *name;
name = G_STRING(OFS_PARM0);
char namebuffer[256];
byte *data;
wavinfo_t info;
byte stackbuf[1*1024]; // avoid dirtying the cache heap
//Con_Printf ("S_LoadSound: %x\n", (int)stackbuf);
// load it in
Q_strcpy(namebuffer, "");
Q_strcat(namebuffer, name);
data = COM_LoadStackFile(namebuffer, stackbuf, sizeof(stackbuf));
if (!data)
{
Con_Printf ("Couldn't load %s\n", namebuffer);
G_FLOAT(OFS_RETURN) = -1;
return;
}
info = GetWavinfo (name, data, com_filesize);
if (info.channels != 1)
{
Con_Printf ("%s is a stereo sample\n",name);
G_FLOAT(OFS_RETURN) = -1;
return;
}
G_FLOAT(OFS_RETURN) = (float)info.samples/(float)info.rate;
}
/*
==============
PF_changepitch
==============
*/
void PF_changepitch (void)
{
float ideal, current, move, speed;
edict_t *ent;
eval_t *val;
ent = G_EDICT(OFS_PARM0);
current = anglemod(ent->v.angles[0]);
if ((val = GETEDICTFIELDVALUE(ent, eval_idealpitch)))
{
ideal = val->_float;
}
else
{
PR_RunError ("PF_changepitch: .float idealpitch and .float pitch_speed must be defined to use changepitch");
return;
}
if ((val = GETEDICTFIELDVALUE(ent, eval_pitch_speed)))
{
speed = val->_float;
}
else
{
PR_RunError ("PF_changepitch: .float idealpitch and .float pitch_speed must be defined to use changepitch");
return;
}
if (current == ideal)
return;
move = ideal - current;
if (ideal > current)
{
if (move >= 180)
move = move - 360;
}
else
{
if (move <= -180)
move = move + 360;
}
if (move > 0)
{
if (move > speed)
move = speed;
}
else
{
if (move < -speed)
move = -speed;
}
ent->v.angles[0] = anglemod (current + move);
}
/*
===============================================================================
MESSAGE WRITING
===============================================================================
*/
#define MSG_BROADCAST 0 // unreliable to all
#define MSG_ONE 1 // reliable to one (msg_entity)
#define MSG_ALL 2 // reliable to all
#define MSG_INIT 3 // write to the init string
sizebuf_t *WriteDest (void)
{
int entnum;
int dest;
edict_t *ent;
dest = G_FLOAT(OFS_PARM0);
switch (dest)
{
case MSG_BROADCAST:
return &sv.datagram;
case MSG_ONE:
ent = PROG_TO_EDICT(pr_global_struct->msg_entity);
entnum = NUM_FOR_EDICT(ent);
if (entnum < 1 || entnum > svs.maxclients)
PR_RunError ("WriteDest: not a client");
return &svs.clients[entnum-1].message;
case MSG_ALL:
return &sv.reliable_datagram;
case MSG_INIT:
return &sv.signon;
default:
PR_RunError ("WriteDest: bad destination");
break;
}
return NULL;
}
void PF_WriteByte (void)
{
MSG_WriteByte (WriteDest(), G_FLOAT(OFS_PARM1));
}
void PF_WriteChar (void)
{
MSG_WriteChar (WriteDest(), G_FLOAT(OFS_PARM1));
}
void PF_WriteShort (void)
{
MSG_WriteShort (WriteDest(), G_FLOAT(OFS_PARM1));
}
void PF_WriteLong (void)
{
MSG_WriteLong (WriteDest(), G_FLOAT(OFS_PARM1));
}
void PF_WriteAngle (void)
{
MSG_WriteAngle (WriteDest(), G_FLOAT(OFS_PARM1));
}
void PF_WriteCoord (void)
{
MSG_WriteCoord (WriteDest(), G_FLOAT(OFS_PARM1));
}
void PF_WriteString (void)
{
MSG_WriteString (WriteDest(), G_STRING(OFS_PARM1));
}
void PF_WriteEntity (void)
{
MSG_WriteShort (WriteDest(), G_EDICTNUM(OFS_PARM1));
}
//=============================================================================
int SV_ModelIndex (char *name);
void PF_makestatic (void)
{
edict_t *ent;
int i;
ent = G_EDICT(OFS_PARM0);
MSG_WriteByte (&sv.signon,svc_spawnstatic);
MSG_WriteShort (&sv.signon, SV_ModelIndex(pr_strings + ent->v.model));
MSG_WriteByte (&sv.signon, ent->v.frame);
MSG_WriteByte (&sv.signon, ent->v.colormap);
MSG_WriteByte (&sv.signon, ent->v.skin);
for (i=0 ; i<3 ; i++)
{
MSG_WriteCoord(&sv.signon, ent->v.origin[i]);
MSG_WriteAngle(&sv.signon, ent->v.angles[i]);
}
// throw the entity away now
ED_Free (ent);
}
//=============================================================================
/*
==============
PF_setspawnparms
==============
*/
void PF_setspawnparms (void)
{
edict_t *ent;
int i;
client_t *client;
ent = G_EDICT(OFS_PARM0);
i = NUM_FOR_EDICT(ent);
if (i < 1 || i > svs.maxclients)
PR_RunError ("Entity is not a client");
// copy spawn parms out of the client_t
client = svs.clients + (i-1);
for (i=0 ; i< NUM_SPAWN_PARMS ; i++)
(&pr_global_struct->parm1)[i] = client->spawn_parms[i];
}
/*
==============
PF_changelevel
==============
*/
void PF_changelevel (void)
{
char *s;
// make sure we don't issue two changelevels
if (svs.changelevel_issued)
return;
svs.changelevel_issued = true;
s = G_STRING(OFS_PARM0);
Cbuf_AddText (va("changelevel %s\n",s));
}
void PF_sin (void)
{
G_FLOAT(OFS_RETURN) = sinf(G_FLOAT(OFS_PARM0));
}
void PF_cos (void)
{
G_FLOAT(OFS_RETURN) = cosf(G_FLOAT(OFS_PARM0));
}
void PF_sqrt (void)
{
G_FLOAT(OFS_RETURN) = sqrtf(G_FLOAT(OFS_PARM0));
}
void PF_Fixme (void)
{
//PR_RunError ("unimplemented bulitin");
Con_DPrintf("unimplemented bulitin");
}
/*
=================
PF_SongEgg
plays designated easter egg track
songegg(trackname)
=================
*/
void PF_SongEgg (void)
{
char *s;
s = G_STRING(OFS_PARM0);
Cbuf_AddText (va("cd playstring %s 0\n",s));
}
/*
=================
PF_MaxAmmo
activates max ammo text in HUD
nzp_maxammo()
=================
*/
void PF_MaxAmmo(void)
{
MSG_WriteByte(&sv.reliable_datagram, svc_maxammo);
}
/*
=================
PF_GrenadePulse
pulses grenade crosshair
grenade_pulse()
=================
*/
void PF_GrenadePulse(void)
{
client_t *client;
int entnum;
entnum = G_EDICTNUM(OFS_PARM0);
if (entnum < 1 || entnum > svs.maxclients)
return;
client = &svs.clients[entnum-1];
MSG_WriteByte (&client->message, svc_pulse);
}
/*
=================
PF_BettyPrompt
draws status on hud on
how to use bouncing
betty.
nzp_bettyprompt()
=================
*/
void PF_BettyPrompt(void)
{
client_t *client;
int entnum;
entnum = G_EDICTNUM(OFS_PARM0);
if (entnum < 1 || entnum > svs.maxclients)
return;
client = &svs.clients[entnum-1];
MSG_WriteByte (&client->message, svc_bettyprompt);
}
/*
=================
PF_MaxZombies
Returns the total number of zombies
the platform can have out at once.
nzp_maxai()
=================
*/
void PF_MaxZombies(void)
{
G_FLOAT(OFS_RETURN) = 12;
}
/*
=================
PF_achievement
unlocks the achievement number for entity
achievement(clientent, value)
=================
*/
void PF_achievement (void)
{
int ach;
client_t *client;
int entnum;
entnum = G_EDICTNUM(OFS_PARM0);
ach = G_FLOAT(OFS_PARM1);
if (entnum < 1 || entnum > svs.maxclients)
{
Con_DPrintf ("tried to unlock ach to a non-client\n");
return;
}
//Con_Printf (va("Achievement? %i\n", ach)); // JPG
client = &svs.clients[entnum-1];
MSG_WriteByte (&client->message,svc_achievement);
MSG_WriteByte (&client->message, ach);
}
/*
=================
PF_updateLimb
updates zombies limb
PF_updateLimb(zombieent, value. limbent)
=================
*/
void PF_updateLimb (void)
{
int limb;
int zombieent, limbent;
zombieent = G_EDICTNUM(OFS_PARM0);
limb = G_FLOAT(OFS_PARM1);
limbent = G_EDICTNUM(OFS_PARM2);
MSG_WriteByte (&sv.reliable_datagram, svc_limbupdate);
MSG_WriteByte (&sv.reliable_datagram, limb);
MSG_WriteShort (&sv.reliable_datagram, zombieent);
MSG_WriteShort (&sv.reliable_datagram, limbent);
}
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes start
/*
=================
PF_builtin_find
float builtin_find (string)
=================
*/
void PF_builtin_find (void)
{
int j;
float funcno;
char *funcname;
funcno = 0;
funcname = G_STRING(OFS_PARM0);
// search function name
for ( j=1 ; j < pr_ebfs_numbuiltins ; j++)
{
if ((pr_ebfs_builtins[j].funcname) && (!(Q_strcasecmp(funcname,pr_ebfs_builtins[j].funcname))))
{
break; // found
}
}
if (j < pr_ebfs_numbuiltins)
{
funcno = pr_ebfs_builtins[j].funcno;
}
G_FLOAT(OFS_RETURN) = funcno;
}
/*
=================
PF_tokenize
float tokenize (string) = #441
=================
*/
//KRIMZON_SV_PARSECLIENTCOMMAND added both of these
// refined to work on psp on 2017-DEC-09
void PF_tokenize (void)
{
char *m = G_STRING(OFS_PARM0);
Cmd_TokenizeString(m);
G_FLOAT(OFS_RETURN) = Cmd_Argc();
};
/*
=================
PF_argv
string argv (float num) = #442
=================
*/
void PF_ArgV (void)
{
char tempc[256];
strcpy(tempc, Cmd_Argv(G_FLOAT(OFS_PARM0)));
G_INT(OFS_RETURN) = tempc - pr_strings;
}
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes end
builtin_t *pr_builtins;
int pr_numbuiltins;
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes start
// for builtin function definitions see Quake Standards Group at http://www.quakesrc.org/
ebfs_builtin_t pr_ebfs_builtins[] =
{
{ 0, NULL, PF_Fixme }, // has to be first entry as it is needed for initialization in PR_LoadProgs()
{ 1, "makevectors", PF_makevectors }, // void(entity e) makevectors = #1;
{ 2, "setorigin", PF_setorigin }, // void(entity e, vector o) setorigin = #2;
{ 3, "setmodel", PF_setmodel }, // void(entity e, string m) setmodel = #3;
{ 4, "setsize", PF_setsize }, // void(entity e, vector min, vector max) setsize = #4;
// { 5, "fixme", PF_Fixme }, // void(entity e, vector min, vector max) setabssize = #5;
{ 6, "break", PF_break }, // void() break = #6;
{ 7, "random", PF_random }, // float() random = #7;
{ 8, "sound", PF_sound }, // void(entity e, float chan, string samp) sound = #8;
{ 9, "normalize", PF_normalize }, // vector(vector v) normalize = #9;
{ 10, "error", PF_error }, // void(string e) error = #10;
{ 11, "objerror", PF_objerror }, // void(string e) objerror = #11;
{ 12, "vlen", PF_vlen }, // float(vector v) vlen = #12;
{ 13, "vectoyaw", PF_vectoyaw }, // float(vector v) vectoyaw = #13;
{ 14, "spawn", PF_Spawn }, // entity() spawn = #14;
{ 15, "remove", PF_Remove }, // void(entity e) remove = #15;
{ 16, "traceline", PF_traceline }, // float(vector v1, vector v2, float tryents) traceline = #16;
{ 17, "checkclient", PF_checkclient }, // entity() clientlist = #17;
{ 18, "find", PF_Find }, // entity(entity start, .string fld, string match) find = #18;
{ 19, "precache_sound", PF_precache_sound }, // void(string s) precache_sound = #19;
{ 20, "precache_model", PF_precache_model }, // void(string s) precache_model = #20;
{ 21, "stuffcmd", PF_stuffcmd }, // void(entity client, string s)stuffcmd = #21;
{ 22, "findradius", PF_findradius }, // entity(vector org, float rad) findradius = #22;
{ 23, "bprint", PF_bprint }, // void(string s) bprint = #23;
{ 24, "sprint", PF_sprint }, // void(entity client, string s) sprint = #24;
{ 25, "dprint", PF_dprint }, // void(string s) dprint = #25;
{ 26, "ftos", PF_ftos }, // void(string s) ftos = #26;
{ 27, "vtos", PF_vtos }, // void(string s) vtos = #27;
{ 28, "coredump", PF_coredump },
{ 29, "traceon", PF_traceon },
{ 30, "traceoff", PF_traceoff },
{ 31, "eprint", PF_eprint }, // void(entity e) debug print an entire entity
{ 32, "walkmove", PF_walkmove }, // float(float yaw, float dist) walkmove
{ 33, "updateLimb", PF_updateLimb },
{ 34, "droptofloor", PF_droptofloor },
{ 35, "lightstyle", PF_lightstyle },
{ 36, "rint", PF_rint },
{ 37, "floor", PF_floor },
{ 38, "ceil", PF_ceil },
// { 39, "fixme", PF_Fixme },
{ 40, "checkbottom", PF_checkbottom },
{ 41, "pointcontents", PF_pointcontents },
// { 42, "fixme", PF_Fixme },
{ 43, "fabs", PF_fabs },
{ 44, "aim", PF_aim },
{ 45, "cvar", PF_cvar },
{ 46, "localcmd", PF_localcmd },
{ 47, "nextent", PF_nextent },
{ 48, "particle", PF_particle },
{ 49, "ChangeYaw", PF_changeyaw },
{ 50, "getSoundLen", PF_GetSoundLen },
{ 51, "vectoangles", PF_vectoangles },
{ 52, "WriteByte", PF_WriteByte },
{ 53, "WriteChar", PF_WriteChar },
{ 54, "WriteShort", PF_WriteShort },
{ 55, "WriteLong", PF_WriteLong },
{ 56, "WriteCoord", PF_WriteCoord },
{ 57, "WriteAngle", PF_WriteAngle },
{ 58, "WriteString", PF_WriteString },
{ 59, "WriteEntity", PF_WriteEntity },
{ 60, "sin", PF_sin },
{ 61, "cos", PF_cos },
{ 62, "sqrt", PF_sqrt },
{ 65, "etos", PF_etos },
{ 67, "movetogoal", SV_MoveToGoal },
{ 68, "precache_file", PF_precache_file },
{ 69, "makestatic", PF_makestatic },
{ 70, "changelevel", PF_changelevel },
{ 71, "movetoorigin", SV_MoveToOrigin },
{ 72, "cvar_set", PF_cvar_set },
{ 73, "centerprint", PF_centerprint },
{ 74, "ambientsound", PF_ambientsound },
{ 75, "precache_model2", PF_precache_model },
{ 76, "precache_sound2", PF_precache_sound }, // precache_sound2 is different only for qcc
{ 77, "precache_file2", PF_precache_file },
{ 78, "setspawnparms", PF_setspawnparms },
{ 79, "achievement", PF_achievement },
{ 81, "stof", PF_stof }, // 2001-09-20 QuakeC string manipulation by FrikaC/Maddes
{ 82, "Set_Zombie", PF_Set_Zombie }, //set zombies stats
{ 83, "Get_Waypoint_Near", Get_Waypoint_Near }, //returns the cords for closest waypoint
{ 84, "Do_Pathfind", Do_Pathfind }, //starts the magic
{ 85, "Open_Waypoint", Open_Waypoint }, //Opens a waypoint
{ 86, "Get_Next_Waypoint", Get_Next_Waypoint }, //Get next waypoint
{ 87, "useprint", PF_useprint }, //Print with button
{ 88, "Get_First_Waypoint", Get_First_Waypoint },//Get the first waypoint in the list
{ 89, "Close_Waypoint", Close_Waypoint }, //Closes a waypoint
// 2001-11-15 DarkPlaces general builtin functions by Lord Havoc start
// not implemented yet
{ 90, "tracebox", PF_tracebox },
{ 99, "tracemove", PF_tracemove },//blubs improved tracebox
/* { 91, "randomvec", PF_randomvec },
{ 92, "getlight", PF_GetLight }, // not implemented yet
{ 93, "cvar_create", PF_cvar_create }, // 2001-09-18 New BuiltIn Function: cvar_create() by Maddes
{ 94, "fmin", PF_fmin },
{ 95, "fmax", PF_fmax },
{ 96, "fbound", PF_fbound },
{ 97, "fpow", PF_fpow },
*/{ 98, "findfloat", PF_FindFloat },/*
{ PR_DEFAULT_FUNCNO_EXTENSION_FIND, "extension_find", PF_extension_find }, // 2001-10-20 Extension System by Lord Havoc/Maddes
{ 0, "registercvar", PF_cvar_create }, // 0 indicates that this entry is just for remapping (because of name change)
{ 0, "checkextension", PF_extension_find },
*/
// 2001-11-15 DarkPlaces general builtin functions by Lord Havoc end
{ PR_DEFAULT_FUNCNO_BUILTIN_FIND, "builtin_find", PF_builtin_find }, // 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes
// not implemented yet
/*
{ 101, "cmd_find", PF_cmd_find }, // 2001-09-16 New BuiltIn Function: cmd_find() by Maddes
{ 102, "cvar_find", PF_cvar_find }, // 2001-09-16 New BuiltIn Function: cvar_find() by Maddes
{ 103, "cvar_string", PF_cvar_string }, // 2001-09-16 New BuiltIn Function: cvar_string() by Maddes
{ 105, "cvar_free", PF_cvar_free }, // 2001-09-18 New BuiltIn Function: cvar_free() by Maddes
{ 106, "NVS_InitSVCMsg", PF_NVS_InitSVCMsg }, // 2000-05-02 NVS SVC by Maddes
{ 107, "WriteFloat", PF_WriteFloat }, // 2001-09-16 New BuiltIn Function: WriteFloat() by Maddes
{ 108, "etof", PF_etof }, // 2001-09-25 New BuiltIn Function: etof() by Maddes
{ 109, "ftoe", PF_ftoe }, // 2001-09-25 New BuiltIn Function: ftoe() by Maddes
*/
// 2001-09-20 QuakeC file access by FrikaC/Maddes start
// not implemented yet
{ 110, "fopen", PF_fopen },
{ 111, "fclose", PF_fclose },
{ 112, "fgets", PF_fgets },
{ 113, "fputs", PF_fputs },
{ 0, "open", PF_fopen }, // 0 indicates that this entry is just for remapping (because of name and number change)
{ 0, "close", PF_fclose },
{ 0, "read", PF_fgets },
{ 0, "write", PF_fputs },
// 2001-09-20 QuakeC file access by FrikaC/Maddes end
// 2001-09-20 QuakeC string manipulation by FrikaC/Maddes start
// not implemented yet
{ 114, "strlen", PF_strlen },
{ 115, "strcat", PF_strcat },
{ 116, "substring", PF_substring },
{ 117, "stov", PF_stov },
{ 118, "strzone", PF_strzone },
{ 119, "strunzone", PF_strunzone },
{ 120, "strtrim", PF_strtrim },
{ 0, "zone", PF_strzone }, // 0 indicates that this entry is just for remapping (because of name and number change)
{ 0, "unzone", PF_strunzone },
// 2001-09-20 QuakeC string manipulation by FrikaC/Maddes end
// 2001-11-15 DarkPlaces general builtin functions by Lord Havoc start
// not implemented yet
/*
{ 400, "copyentity", PF_... },
{ 401, "setcolor", PF_... },
{ 402, "findchain", PF_... },
{ 403, "findchainfloat", PF_... },
{ 404, "effect", PF_... },
{ 405, "te_blood", PF_... },
{ 406, "te_bloodshower", PF_... },
{ 407, "te_explosionrgb", PF_... },
{ 408, "te_particlecube", PF_... },
{ 409, "te_particlerain", PF_... },
{ 410, "te_particlesnow", PF_... },
{ 411, "te_spark", PF_... },
{ 412, "te_gunshotquad", PF_... },
{ 413, "te_spikequad", PF_... },
{ 414, "te_superspikequad", PF_... },
{ 415, "te_explosionquad", PF_... },
{ 416, "te_smallflash", PF_... }
{ 417, "te_customflash", PF_... },
{ 418, "te_gunshot", PF_... },
{ 419, "te_spike", PF_... },
{ 420, "te_superspike", PF_... },
{ 421, "te_explosion", PF_... },
{ 422, "te_tarexplosion", PF_... },
{ 423, "te_wizspike", PF_... },
{ 424, "te_knightspike", PF_... },
{ 425, "te_lavasplash", PF_... }
{ 426, "te_teleport", PF_... },
{ 427, "te_explosion2", PF_... },
{ 428, "te_lightning1", PF_... },
{ 429, "te_lightning2", PF_... },
{ 430, "te_lightning3", PF_... },
{ 431, "te_beam", PF_... },
{ 432, "vectorvectors", PF_... },*/
{ 441, "tokenize", PF_tokenize },
{ 442, "argv", PF_ArgV },
{ 480, "strtolower", PF_strtolower },
{ 500, "songegg", PF_SongEgg },
{ 501, "nzp_maxammo", PF_MaxAmmo },
{ 502, "grenade_pulse", PF_GrenadePulse },
{ 503, "nzp_maxai", PF_MaxZombies },
{ 504, "nzp_bettyprompt", PF_BettyPrompt }
// 2001-11-15 DarkPlaces general builtin functions by Lord Havoc end
};
int pr_ebfs_numbuiltins = sizeof(pr_ebfs_builtins)/sizeof(pr_ebfs_builtins[0]);
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes end
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