//
// ST_updateFaceWidget
//
// This is a not-very-pretty routine which handles
// the face states and their timing.
// the precedence of expressions is:
// dead > evil grin > turned head > straight ahead
//
static void ST_updateFaceWidget()
{
int i;
angle_t badguyangle;
angle_t diffang;
static int lastattackdown = -1;
static int priority = ST_PRIORITY_NONE;
bool doevilgrin;
if(priority < ST_PRIORITY_MAX)
{
// dead
if(!plyr->health)
{
priority = ST_PRIORITY_DEAD;
st_faceindex = ST_DEADFACE;
st_facecount = 1;
}
}
// haleyjd 06/27/08: ouch face when player screams from falling
if(priority < ST_PRIORITY_DEAD)
{
if(plyr->mo->intflags & MIF_SCREAMED)
{
priority = ST_PRIORITY_FALLING;
st_faceindex = ST_calcPainOffset() + ST_OUCHOFFSET;
st_facecount = 1;
}
}
if(priority < ST_PRIORITY_FALLING)
{
if(plyr->bonuscount)
{
// picking up bonus
doevilgrin = false;
for(i = 0; i < NUMWEAPONS; i++)
{
if(oldweaponsowned[i] != weaponsowned[i])
{
doevilgrin = true;
oldweaponsowned[i] = weaponsowned[i];
}
}
if(doevilgrin)
{
// evil grin if just picked up weapon
priority = ST_PRIORITY_EVILGRIN;
st_facecount = ST_EVILGRINCOUNT;
st_faceindex = ST_calcPainOffset() + ST_EVILGRINOFFSET;
}
}
}
if(priority < ST_PRIORITY_EVILGRIN)
{
if(plyr->damagecount && plyr->attacker && plyr->attacker != plyr->mo)
{
// being attacked
priority = ST_PRIORITY_PAIN;
// haleyjd 10/12/03: classic DOOM problem of missing OUCH face
// was due to inversion of this test:
// if(plyr->health - st_oldhealth > ST_MUCHPAIN)
if(st_oldhealth - plyr->health > ST_MUCHPAIN)
{
priority = ST_PRIORITY_MUCHPAIN;
st_facecount = ST_TURNCOUNT;
st_faceindex = ST_calcPainOffset() + ST_OUCHOFFSET;
}
else
{
badguyangle = R_PointToAngle2(plyr->mo->x,
plyr->mo->y,
getThingX(plyr->mo, plyr->attacker),
getThingY(plyr->mo, plyr->attacker));
if(badguyangle > plyr->mo->angle)
{
// whether right or left
diffang = badguyangle - plyr->mo->angle;
i = diffang > ANG180;
}
else
{
// whether left or right
diffang = plyr->mo->angle - badguyangle;
i = diffang <= ANG180;
} // confusing, aint it?
st_facecount = ST_TURNCOUNT;
st_faceindex = ST_calcPainOffset();
if(diffang < ANG45)
{
// head-on
st_faceindex += ST_RAMPAGEOFFSET;
}
else if(i)
{
// turn face right
st_faceindex += ST_TURNOFFSET;
}
else
{
// turn face left
st_faceindex += ST_TURNOFFSET+1;
}
}
}
}
if(priority < ST_PRIORITY_PAIN)
{
// getting hurt because of your own damn stupidity
if(plyr->damagecount)
{
// haleyjd 10/12/03: classic DOOM problem of missing OUCH face
// was due to inversion of this test:
// if(plyr->health - st_oldhealth > ST_MUCHPAIN)
if(st_oldhealth - plyr->health > ST_MUCHPAIN)
{
priority = ST_PRIORITY_MUCHPAIN_SELF;
st_facecount = ST_TURNCOUNT;
st_faceindex = ST_calcPainOffset() + ST_OUCHOFFSET;
}
else
{
priority = ST_PRIORITY_PAIN_SELF;
st_facecount = ST_TURNCOUNT;
st_faceindex = ST_calcPainOffset() + ST_RAMPAGEOFFSET;
}
}
}
if(priority < ST_PRIORITY_PAIN_SELF)
{
// rapid firing
if(plyr->attackdown)
{
if(lastattackdown==-1)
lastattackdown = ST_RAMPAGEDELAY;
else if(!--lastattackdown)
{
priority = ST_PRIORITY_RAMPAGE;
st_faceindex = ST_calcPainOffset() + ST_RAMPAGEOFFSET;
st_facecount = 1;
lastattackdown = 1;
}
}
else
lastattackdown = -1;
}
if(priority < ST_PRIORITY_RAMPAGE)
{
// invulnerability
if((plyr->cheats & CF_GODMODE) || plyr->powers[pw_invulnerability])
{
priority = ST_PRIORITY_GODMODE;
st_faceindex = ST_GODFACE;
st_facecount = 1;
}
}
// look left or look right if the facecount has timed out
if(!st_facecount)
{
// sf: remove st_randomnumber
st_faceindex = ST_calcPainOffset() + (M_Random() % 3);
st_facecount = ST_STRAIGHTFACECOUNT;
priority = ST_PRIORITY_NONE;
}
st_facecount--;
}
//
// A_Tracer
//
// (Accidentally?) randomized homing missile maintenance.
// ioanch 20151230: fixed to be portal-aware
//
void A_Tracer(actionargs_t *actionargs)
{
angle_t exact;
fixed_t dist;
fixed_t slope;
Mobj *actor = actionargs->actor;
Mobj *dest;
Mobj *th;
// killough 1/18/98: this is why some missiles do not have smoke
// and some do. Also, internal demos start at random gametics,
// thus the bug in which revenants cause internal demos to go out
// of sync.
//
// killough 3/6/98: fix revenant internal demo bug by subtracting
// levelstarttic from gametic.
//
// killough 9/29/98: use new "basetic" so that demos stay in sync
// during pauses and menu activations, while retaining old demo
// sync.
//
// leveltime would have been better to use to start with in Doom,
// but since old demos were recorded using gametic, we must stick
// with it, and improvise around it (using leveltime causes desync
// across levels).
if((gametic-basetic) & 3)
return;
// spawn a puff of smoke behind the rocket
P_SpawnPuff(actor->x, actor->y, actor->z, 0, 3, false);
th = P_SpawnMobj(actor->x - actor->momx,
actor->y - actor->momy,
actor->z, E_SafeThingType(MT_SMOKE));
th->momz = FRACUNIT;
th->tics -= P_Random(pr_tracer) & 3;
if(th->tics < 1)
th->tics = 1;
// adjust direction
dest = actor->tracer;
if(!dest || dest->health <= 0)
return;
fixed_t dx = getThingX(actor, dest);
fixed_t dy = getThingY(actor, dest);
fixed_t dz = getThingZ(actor, dest);
// change angle
exact = P_PointToAngle(actor->x, actor->y, dx, dy);
if(exact != actor->angle)
{
if(exact - actor->angle > 0x80000000)
{
actor->angle -= TRACEANGLE;
if(exact - actor->angle < 0x80000000)
actor->angle = exact;
}
else
{
actor->angle += TRACEANGLE;
if(exact - actor->angle > 0x80000000)
actor->angle = exact;
}
}
exact = actor->angle>>ANGLETOFINESHIFT;
actor->momx = FixedMul(actor->info->speed, finecosine[exact]);
actor->momy = FixedMul(actor->info->speed, finesine[exact]);
// change slope
dist = P_AproxDistance(dx - actor->x, dy - actor->y);
dist = dist / actor->info->speed;
if(dist < 1)
dist = 1;
slope = (dz + 40*FRACUNIT - actor->z) / dist;
if(slope < actor->momz)
actor->momz -= FRACUNIT/8;
else
actor->momz += FRACUNIT/8;
}