sof-sdk/Source/Game/gamecpp/g_chase.cpp
2000-06-15 00:00:00 +00:00

164 lines
3.3 KiB
C++

#include "g_local.h"
#include "../strings/dm_generic.h"
void UpdateChaseCam(edict_t *ent)
{
edict_t *targ;
vec3_t forward,right,up,
o,ownerv,goal;
vec3_t angles;
vec3_t min={-1,-1,-1},max={1,1,1};
trace_t trace;
// Has our chase target gone?
if(!ent->client->chase_target->inuse||ent->client->chase_target->client->resp.spectator)
{
edict_t *old = ent->client->chase_target;
ChaseNext(ent);
if (ent->client->chase_target == old)
{
ent->client->chase_target = NULL;
ent->client->ps.pmove.pm_flags &= ~PMF_NO_PREDICTION;
return;
}
}
targ=ent->client->chase_target;
// Base viewing angles.
VectorCopy(targ->client->v_angle,angles);
if(angles[PITCH] > 56)
angles[PITCH] = 56;
else if(angles[PITCH] < -56)
angles[PITCH] = -56;
// Get focal point.
AngleVectors(angles,forward,right,up);
VectorScale(up,targ->viewheight+16,ownerv);
VectorAdd(targ->s.origin,ownerv,ownerv);
gi.trace(targ->s.origin,min,max,ownerv,targ,MASK_SOLID,&trace);
VectorCopy(trace.endpos,ownerv);
// Get camera point.
VectorNormalize(forward);
VectorMA(ownerv,-35,forward,o);
if (!targ->groundentity)
o[2] += 16;
gi.trace(ownerv, min, max, o, targ, MASK_SOLID, &trace);
VectorCopy(trace.endpos, goal);
// Set camera origin and angles.
VectorCopy(goal, ent->s.origin);
for (int i=0 ; i<3 ; i++)
ent->client->ps.pmove.delta_angles[i] = ANGLE2SHORT(angles[i] - ent->client->resp.cmd_angles[i]);
if (targ->deadflag)
{
ent->client->ps.pmove.pm_type = PM_DEAD;
ent->client->ps.viewangles[ROLL] = 40;
ent->client->ps.viewangles[PITCH] = -15;
ent->client->ps.viewangles[YAW] = targ->client->killer_yaw;
}
else
{
ent->client->ps.pmove.pm_type = PM_SPECTATOR_FREEZE;
VectorCopy(angles, ent->client->ps.viewangles);
VectorCopy(angles, ent->client->v_angle);
}
// Other misc. crap. and then re-link us.
ent->client->ps.spectatorId=targ->s.number;
ent->viewheight=0;
ent->client->ps.pmove.pm_flags |= PMF_NO_PREDICTION;
gi.linkentity(ent);
}
void ChaseNext(edict_t *ent)
{
int i;
edict_t *e;
if (!ent->client->chase_target)
return;
i = ent->client->chase_target - g_edicts;
do {
i++;
if (i > (int)maxclients->value)
i = 1;
e = g_edicts + i;
if (!e->inuse)
continue;
if (!e->client->resp.spectator)
break;
} while (e != ent->client->chase_target);
ent->client->chase_target = e;
ent->client->update_chase = true;
}
void ChasePrev(edict_t *ent)
{
int i;
edict_t *e;
if (!ent->client->chase_target)
return;
i = ent->client->chase_target - g_edicts;
do
{
i--;
if (i < 1)
i = (int)maxclients->value;
e = g_edicts + i;
if (!e->inuse)
continue;
if (!e->client->resp.spectator)
break;
} while (e != ent->client->chase_target);
ent->client->chase_target = e;
ent->client->update_chase = true;
}
void GetChaseTarget(edict_t *ent)
{
int i;
edict_t *other;
for (i = 1; i <= (int)maxclients->value; i++)
{
other = g_edicts + i;
if (other->inuse && !other->client->resp.spectator)
{
ent->client->chase_target = other;
ent->client->update_chase = true;
UpdateChaseCam(ent);
return;
}
}
gi.SP_Print(ent,DM_GENERIC_TEXT_NO_MORE_CHASE);
}