#ifdef REGISTER_WEAPON
REGISTER_WEAPON(
/* WEP_##id */ CRYLINK,
-/* function */ w_crylink,
-/* ammotype */ IT_CELLS,
+/* function */ W_Crylink,
+/* ammotype */ ammo_cells,
/* impulse */ 6,
/* flags */ WEP_FLAG_NORMAL | WEP_FLAG_RELOADABLE | WEP_TYPE_SPLASH,
/* rating */ BOT_PICKUP_RATING_MID,
-/* model */ "crylink",
-/* shortname */ "crylink",
-/* fullname */ _("Crylink")
+/* color */ '1 0.5 1',
+/* modelname */ "crylink",
+/* simplemdl */ "foobar",
+/* crosshair */ "gfx/crosshaircrylink 0.4",
+/* wepimg */ "weaponcrylink",
+/* refname */ "crylink",
+/* wepname */ _("Crylink")
);
-#define CRYLINK_SETTINGS(weapon) \
- WEP_ADD_CVAR(weapon, MO_BOTH, ammo) \
- WEP_ADD_CVAR(weapon, MO_BOTH, animtime) \
- WEP_ADD_CVAR(weapon, MO_BOTH, damage) \
- WEP_ADD_CVAR(weapon, MO_BOTH, edgedamage) \
- WEP_ADD_CVAR(weapon, MO_BOTH, radius) \
- WEP_ADD_CVAR(weapon, MO_BOTH, force) \
- WEP_ADD_CVAR(weapon, MO_BOTH, spread) \
- WEP_ADD_CVAR(weapon, MO_BOTH, refire) \
- WEP_ADD_CVAR(weapon, MO_BOTH, speed) \
- WEP_ADD_CVAR(weapon, MO_BOTH, shots) \
- WEP_ADD_CVAR(weapon, MO_BOTH, bounces) \
- WEP_ADD_CVAR(weapon, MO_BOTH, bouncedamagefactor) \
- WEP_ADD_CVAR(weapon, MO_BOTH, middle_lifetime) \
- WEP_ADD_CVAR(weapon, MO_BOTH, middle_fadetime) \
- WEP_ADD_CVAR(weapon, MO_BOTH, other_lifetime) \
- WEP_ADD_CVAR(weapon, MO_BOTH, other_fadetime) \
- WEP_ADD_CVAR(weapon, MO_BOTH, linkexplode) \
- WEP_ADD_CVAR(weapon, MO_BOTH, joindelay) \
- WEP_ADD_CVAR(weapon, MO_BOTH, joinspread) \
- WEP_ADD_CVAR(weapon, MO_BOTH, jointime) \
- WEP_ADD_CVAR(weapon, MO_BOTH, joinexplode) \
- WEP_ADD_CVAR(weapon, MO_BOTH, joinexplode_damage) \
- WEP_ADD_CVAR(weapon, MO_BOTH, joinexplode_edgedamage) \
- WEP_ADD_CVAR(weapon, MO_BOTH, joinexplode_radius) \
- WEP_ADD_CVAR(weapon, MO_BOTH, joinexplode_force) \
- WEP_ADD_CVAR(weapon, MO_SEC, spreadtype) \
- WEP_ADD_PROP(weapon, reloading_ammo, reload_ammo) \
- WEP_ADD_PROP(weapon, reloading_time, reload_time) \
- WEP_ADD_PROP(weapon, switchdelay_raise, switchdelay_raise) \
- WEP_ADD_PROP(weapon, switchdelay_drop, switchdelay_drop)
+#define CRYLINK_SETTINGS(w_cvar,w_prop) CRYLINK_SETTINGS_LIST(w_cvar, w_prop, CRYLINK, crylink)
+#define CRYLINK_SETTINGS_LIST(w_cvar,w_prop,id,sn) \
+ w_cvar(id, sn, BOTH, ammo) \
+ w_cvar(id, sn, BOTH, animtime) \
+ w_cvar(id, sn, BOTH, damage) \
+ w_cvar(id, sn, BOTH, edgedamage) \
+ w_cvar(id, sn, BOTH, radius) \
+ w_cvar(id, sn, BOTH, force) \
+ w_cvar(id, sn, BOTH, spread) \
+ w_cvar(id, sn, BOTH, refire) \
+ w_cvar(id, sn, BOTH, speed) \
+ w_cvar(id, sn, BOTH, shots) \
+ w_cvar(id, sn, BOTH, bounces) \
+ w_cvar(id, sn, BOTH, bouncedamagefactor) \
+ w_cvar(id, sn, BOTH, middle_lifetime) \
+ w_cvar(id, sn, BOTH, middle_fadetime) \
+ w_cvar(id, sn, BOTH, other_lifetime) \
+ w_cvar(id, sn, BOTH, other_fadetime) \
+ w_cvar(id, sn, BOTH, linkexplode) \
+ w_cvar(id, sn, BOTH, joindelay) \
+ w_cvar(id, sn, BOTH, joinspread) \
+ w_cvar(id, sn, BOTH, joinexplode) \
+ w_cvar(id, sn, BOTH, joinexplode_damage) \
+ w_cvar(id, sn, BOTH, joinexplode_edgedamage) \
+ w_cvar(id, sn, BOTH, joinexplode_radius) \
+ w_cvar(id, sn, BOTH, joinexplode_force) \
+ w_cvar(id, sn, SEC, spreadtype) \
+ w_cvar(id, sn, NONE, secondary) \
+ w_prop(id, sn, float, reloading_ammo, reload_ammo) \
+ w_prop(id, sn, float, reloading_time, reload_time) \
+ w_prop(id, sn, float, switchdelay_raise, switchdelay_raise) \
+ w_prop(id, sn, float, switchdelay_drop, switchdelay_drop) \
+ w_prop(id, sn, string, weaponreplace, weaponreplace) \
+ w_prop(id, sn, float, weaponstart, weaponstart) \
+ w_prop(id, sn, float, weaponstartoverride, weaponstartoverride) \
+ w_prop(id, sn, float, weaponthrowable, weaponthrowable)
#ifdef SVQC
-CRYLINK_SETTINGS(crylink)
-void spawnfunc_weapon_crylink() { weapon_defaultspawnfunc(WEP_CRYLINK); }
+CRYLINK_SETTINGS(WEP_ADD_CVAR, WEP_ADD_PROP)
.float gravity;
.float crylink_waitrelease;
.entity crylink_lastgroup;
#endif
#else
#ifdef SVQC
+void spawnfunc_weapon_crylink(void) { weapon_defaultspawnfunc(WEP_CRYLINK); }
void W_Crylink_CheckLinks(entity e)
{
}
// force projectile to explode
-void W_Crylink_LinkExplode (entity e, entity e2)
+void W_Crylink_LinkExplode(entity e, entity e2)
{
float a;
W_Crylink_LinkExplode(e.queuenext, e2);
e.classname = "spike_oktoremove";
- remove (e);
+ remove(e);
}
// adjust towards center
// stored in w_crylink_linkjoin_time.
// could possibly network this origin and time, and display a special particle
// effect when projectiles meet there :P
-// jspeed: MINIMUM jing speed
-// jtime: MAXIMUM jing time (0: none)
+// jspeed: joining speed (calculate this as join spread * initial speed)
float w_crylink_linkjoin_time;
-vector W_Crylink_LinkJoin(entity e, float jspeed, float jtime)
+vector W_Crylink_LinkJoin(entity e, float jspeed)
{
vector avg_origin, avg_velocity;
vector targ_origin;
if(avg_dist == 0)
return avg_origin; // no change needed
- if(jspeed == 0 && jtime == 0)
+ if(jspeed == 0)
{
e.velocity = avg_velocity;
UpdateCSQCProjectile(e);
}
else
{
- if(jtime)
- {
- if(jspeed)
- w_crylink_linkjoin_time = min(jtime, avg_dist / jspeed);
- else
- w_crylink_linkjoin_time = jtime;
- }
- else
- w_crylink_linkjoin_time = avg_dist / jspeed;
+ w_crylink_linkjoin_time = avg_dist / jspeed;
targ_origin = avg_origin + w_crylink_linkjoin_time * avg_velocity;
e.velocity = (targ_origin - e.origin) * (1.0 / w_crylink_linkjoin_time);
return targ_origin;
}
-void W_Crylink_LinkJoinEffect_Think()
+void W_Crylink_LinkJoinEffect_Think(void)
{
// is there at least 2 projectiles very close?
entity e, p;
if(WEP_CVAR_BOTH(crylink, isprimary, joinexplode))
{
n /= WEP_CVAR_BOTH(crylink, isprimary, shots);
- RadiusDamage(e, e.realowner, WEP_CVAR_BOTH(crylink, isprimary, joinexplode_damage) * n,
- WEP_CVAR_BOTH(crylink, isprimary, joinexplode_edgedamage) * n,
- WEP_CVAR_BOTH(crylink, isprimary, joinexplode_radius) * n, e.realowner, world,
- WEP_CVAR_BOTH(crylink, isprimary, joinexplode_force) * n, e.projectiledeathtype, other);
+ RadiusDamage(
+ e,
+ e.realowner,
+ WEP_CVAR_BOTH(crylink, isprimary, joinexplode_damage) * n,
+ WEP_CVAR_BOTH(crylink, isprimary, joinexplode_edgedamage) * n,
+ WEP_CVAR_BOTH(crylink, isprimary, joinexplode_radius) * n,
+ e.realowner,
+ world,
+ WEP_CVAR_BOTH(crylink, isprimary, joinexplode_force) * n,
+ e.projectiledeathtype,
+ other
+ );
pointparticles(particleeffectnum("crylink_joinexplode"), self.origin, '0 0 0', n);
}
}
{
if((head.takedamage != DAMAGE_NO) && (head.deadflag == DEAD_NO))
{
- if(IsDifferentTeam(head, projectile.realowner))
- ++hit_enemy;
- else
+ if(SAME_TEAM(head, projectile.realowner))
++hit_friendly;
+ else
+ ++hit_enemy;
}
head = head.chain;
}
// NO bounce protection, as bounces are limited!
-void W_Crylink_Touch (void)
+void W_Crylink_Touch(void)
{
float finalhit;
float f;
self.realowner.crylink_lastgroup = world;
W_Crylink_LinkExplode(self.queuenext, self);
self.classname = "spike_oktoremove";
- remove (self);
+ remove(self);
return;
}
else if(finalhit)
// CSQCProjectile(proj, TRUE, PROJECTILE_CRYLINK, TRUE);
}
-void W_Crylink_Fadethink (void)
+void W_Crylink_Fadethink(void)
{
W_Crylink_Dequeue(self);
remove(self);
}
-void W_Crylink_Attack (void)
+void W_Crylink_Attack(void)
{
float counter, shots;
entity proj, prevproj, firstproj;
vector forward, right, up;
float maxdmg;
- W_DecreaseAmmo(ammo_cells, autocvar_g_balance_crylink_primary_ammo, autocvar_g_balance_crylink_reload_ammo);
+ W_DecreaseAmmo(WEP_CVAR_PRI(crylink, ammo));
maxdmg = WEP_CVAR_PRI(crylink, damage) * WEP_CVAR_PRI(crylink, shots);
maxdmg *= 1 + WEP_CVAR_PRI(crylink, bouncedamagefactor) * WEP_CVAR_PRI(crylink, bounces);
if(WEP_CVAR_PRI(crylink, joinexplode))
maxdmg += WEP_CVAR_PRI(crylink, joinexplode_damage);
- W_SetupShot (self, FALSE, 2, "weapons/crylink_fire.wav", CH_WEAPON_A, maxdmg);
+ W_SetupShot(self, FALSE, 2, "weapons/crylink_fire.wav", CH_WEAPON_A, maxdmg);
forward = v_forward;
right = v_right;
up = v_up;
proj = prevproj = firstproj = world;
for(counter = 0; counter < shots; ++counter)
{
- proj = spawn ();
+ proj = spawn();
proj.reset = W_Crylink_Reset;
proj.realowner = proj.owner = self;
proj.classname = "spike";
proj.projectiledeathtype = WEP_CRYLINK;
//proj.gravity = 0.001;
- setorigin (proj, w_shotorg);
+ setorigin(proj, w_shotorg);
setsize(proj, '0 0 0', '0 0 0');
s = '0 0 0';
- if (counter == 0)
+ if(counter == 0)
s = '0 0 0';
else
{
s_z = v_forward_y;
}
s = s * WEP_CVAR_PRI(crylink, spread) * g_weaponspreadfactor;
- W_SetupProjectileVelocityEx(proj, w_shotdir + right * s_y + up * s_z, v_up, WEP_CVAR_PRI(crylink, speed), 0, 0, 0, FALSE);
+ W_SetupProjVelocity_Explicit(proj, w_shotdir + right * s_y + up * s_z, v_up, WEP_CVAR_PRI(crylink, speed), 0, 0, 0, FALSE);
proj.touch = W_Crylink_Touch;
proj.think = W_Crylink_Fadethink;
proj.cnt = WEP_CVAR_PRI(crylink, bounces);
//proj.scale = 1 + 1 * proj.cnt;
- proj.angles = vectoangles (proj.velocity);
+ proj.angles = vectoangles(proj.velocity);
//proj.glow_size = 20;
proj.flags = FL_PROJECTILE;
- proj.missile_flags = MIF_SPLASH;
+ proj.missile_flags = MIF_SPLASH;
CSQCProjectile(proj, TRUE, (proj.cnt ? PROJECTILE_CRYLINK_BOUNCING : PROJECTILE_CRYLINK), TRUE);
other = proj; MUTATOR_CALLHOOK(EditProjectile);
}
- if(WEP_CVAR_PRI(crylink, joinspread) != 0 || WEP_CVAR_PRI(crylink, jointime) != 0)
+ if(WEP_CVAR_PRI(crylink, joinspread) != 0)
{
self.crylink_lastgroup = proj;
W_Crylink_CheckLinks(proj);
}
}
-void W_Crylink_Attack2 (void)
+void W_Crylink_Attack2(void)
{
float counter, shots;
entity proj, prevproj, firstproj;
vector forward, right, up;
float maxdmg;
- W_DecreaseAmmo(ammo_cells, autocvar_g_balance_crylink_secondary_ammo, autocvar_g_balance_crylink_reload_ammo);
+ W_DecreaseAmmo(WEP_CVAR_SEC(crylink, ammo));
maxdmg = WEP_CVAR_SEC(crylink, damage) * WEP_CVAR_SEC(crylink, shots);
maxdmg *= 1 + WEP_CVAR_SEC(crylink, bouncedamagefactor) * WEP_CVAR_SEC(crylink, bounces);
if(WEP_CVAR_SEC(crylink, joinexplode))
maxdmg += WEP_CVAR_SEC(crylink, joinexplode_damage);
- W_SetupShot (self, FALSE, 2, "weapons/crylink_fire2.wav", CH_WEAPON_A, maxdmg);
+ W_SetupShot(self, FALSE, 2, "weapons/crylink_fire2.wav", CH_WEAPON_A, maxdmg);
forward = v_forward;
right = v_right;
up = v_up;
proj = prevproj = firstproj = world;
for(counter = 0; counter < shots; ++counter)
{
- proj = spawn ();
+ proj = spawn();
proj.reset = W_Crylink_Reset;
proj.realowner = proj.owner = self;
proj.classname = "spike";
proj.projectiledeathtype = WEP_CRYLINK | HITTYPE_SECONDARY;
//proj.gravity = 0.001;
- setorigin (proj, w_shotorg);
+ setorigin(proj, w_shotorg);
setsize(proj, '0 0 0', '0 0 0');
if(WEP_CVAR_SEC(crylink, spreadtype) == 1)
{
s = '0 0 0';
- if (counter == 0)
+ if(counter == 0)
s = '0 0 0';
else
{
s = (w_shotdir + (((counter + 0.5) / shots) * 2 - 1) * v_right * WEP_CVAR_SEC(crylink, spread) * g_weaponspreadfactor);
}
- W_SetupProjectileVelocityEx(proj, s, v_up, WEP_CVAR_SEC(crylink, speed), 0, 0, 0, FALSE);
+ W_SetupProjVelocity_Explicit(proj, s, v_up, WEP_CVAR_SEC(crylink, speed), 0, 0, 0, FALSE);
proj.touch = W_Crylink_Touch;
proj.think = W_Crylink_Fadethink;
if(counter == (shots - 1) / 2)
proj.cnt = WEP_CVAR_SEC(crylink, bounces);
//proj.scale = 1 + 1 * proj.cnt;
- proj.angles = vectoangles (proj.velocity);
+ proj.angles = vectoangles(proj.velocity);
//proj.glow_size = 20;
other = proj; MUTATOR_CALLHOOK(EditProjectile);
}
- if(WEP_CVAR_SEC(crylink, joinspread) != 0 || WEP_CVAR_SEC(crylink, jointime) != 0)
+ if(WEP_CVAR_SEC(crylink, joinspread) != 0)
{
self.crylink_lastgroup = proj;
W_Crylink_CheckLinks(proj);
}
}
-float w_crylink(float req)
+float W_Crylink(float req)
{
float ammo_amount;
switch(req)
{
case WR_AIM:
{
- if (random() < 0.10)
+ if(random() < 0.10)
self.BUTTON_ATCK = bot_aim(WEP_CVAR_PRI(crylink, speed), 0, WEP_CVAR_PRI(crylink, middle_lifetime), FALSE);
else
self.BUTTON_ATCK2 = bot_aim(WEP_CVAR_SEC(crylink, speed), 0, WEP_CVAR_SEC(crylink, middle_lifetime), FALSE);
}
case WR_THINK:
{
- if(autocvar_g_balance_crylink_reload_ammo && self.clip_load < min(autocvar_g_balance_crylink_primary_ammo, autocvar_g_balance_crylink_secondary_ammo)) // forced reload
+ if(autocvar_g_balance_crylink_reload_ammo && self.clip_load < min(WEP_CVAR_PRI(crylink, ammo), WEP_CVAR_SEC(crylink, ammo))) // forced reload
WEP_ACTION(self.weapon, WR_RELOAD);
- if (self.BUTTON_ATCK)
+ if(self.BUTTON_ATCK)
{
- if (self.crylink_waitrelease != 1)
- if (weapon_prepareattack(0, WEP_CVAR_PRI(crylink, refire)))
+ if(self.crylink_waitrelease != 1)
+ if(weapon_prepareattack(0, WEP_CVAR_PRI(crylink, refire)))
{
W_Crylink_Attack();
weapon_thinkf(WFRAME_FIRE1, WEP_CVAR_PRI(crylink, animtime), w_ready);
if(self.BUTTON_ATCK2 && autocvar_g_balance_crylink_secondary)
{
- if (self.crylink_waitrelease != 2)
- if (weapon_prepareattack(1, WEP_CVAR_SEC(crylink, refire)))
+ if(self.crylink_waitrelease != 2)
+ if(weapon_prepareattack(1, WEP_CVAR_SEC(crylink, refire)))
{
W_Crylink_Attack2();
weapon_thinkf(WFRAME_FIRE2, WEP_CVAR_SEC(crylink, animtime), w_ready);
}
}
- if ((self.crylink_waitrelease == 1 && !self.BUTTON_ATCK) || (self.crylink_waitrelease == 2 && !self.BUTTON_ATCK2))
+ if((self.crylink_waitrelease == 1 && !self.BUTTON_ATCK) || (self.crylink_waitrelease == 2 && !self.BUTTON_ATCK2))
{
- if (!self.crylink_lastgroup || time > self.crylink_lastgroup.teleport_time)
+ if(!self.crylink_lastgroup || time > self.crylink_lastgroup.teleport_time)
{
// fired and released now!
if(self.crylink_lastgroup)
entity linkjoineffect;
float isprimary = (self.crylink_waitrelease == 1);
- pos = W_Crylink_LinkJoin(self.crylink_lastgroup, WEP_CVAR_BOTH(crylink, isprimary, joinspread) * WEP_CVAR_BOTH(crylink, isprimary, speed), WEP_CVAR_BOTH(crylink, isprimary, jointime));
+ pos = W_Crylink_LinkJoin(self.crylink_lastgroup, WEP_CVAR_BOTH(crylink, isprimary, joinspread) * WEP_CVAR_BOTH(crylink, isprimary, speed));
linkjoineffect = spawn();
linkjoineffect.think = W_Crylink_LinkJoinEffect_Think;
setorigin(linkjoineffect, pos);
}
self.crylink_waitrelease = 0;
- if(!w_crylink(WR_CHECKAMMO1) && !w_crylink(WR_CHECKAMMO2))
- if not(self.items & IT_UNLIMITED_WEAPON_AMMO)
+ if(!W_Crylink(WR_CHECKAMMO1) && !W_Crylink(WR_CHECKAMMO2))
+ if(!(self.items & IT_UNLIMITED_WEAPON_AMMO))
{
// ran out of ammo!
self.cnt = WEP_CRYLINK;
return TRUE;
}
- case WR_PRECACHE:
+ case WR_INIT:
{
- precache_model ("models/weapons/g_crylink.md3");
- precache_model ("models/weapons/v_crylink.md3");
- precache_model ("models/weapons/h_crylink.iqm");
- precache_sound ("weapons/crylink_fire.wav");
- precache_sound ("weapons/crylink_fire2.wav");
- precache_sound ("weapons/crylink_linkjoin.wav");
- #define WEP_ADD_CVAR(weapon,mode,name) /*nothing*/
- #define WEP_ADD_PROP(weapon,prop,name) get_weaponinfo(WEP_CRYLINK).##prop = autocvar_g_balance_##weapon##_##name;
- CRYLINK_SETTINGS(crylink)
- #undef WEP_ADD_CVAR
- #undef WEP_ADD_PROP
- return TRUE;
- }
- case WR_SETUP:
- {
- weapon_setup(WEP_CRYLINK);
- self.current_ammo = ammo_cells;
+ precache_model("models/weapons/g_crylink.md3");
+ precache_model("models/weapons/v_crylink.md3");
+ precache_model("models/weapons/h_crylink.iqm");
+ precache_sound("weapons/crylink_fire.wav");
+ precache_sound("weapons/crylink_fire2.wav");
+ precache_sound("weapons/crylink_linkjoin.wav");
+ CRYLINK_SETTINGS(WEP_SKIP_CVAR, WEP_SET_PROP)
return TRUE;
}
case WR_CHECKAMMO1:
if(self.crylink_lastgroup && self.crylink_waitrelease)
return TRUE;
- ammo_amount = self.ammo_cells >= autocvar_g_balance_crylink_primary_ammo;
- ammo_amount += self.(weapon_load[WEP_CRYLINK]) >= autocvar_g_balance_crylink_primary_ammo;
+ ammo_amount = self.WEP_AMMO(CRYLINK) >= WEP_CVAR_PRI(crylink, ammo);
+ ammo_amount += self.(weapon_load[WEP_CRYLINK]) >= WEP_CVAR_PRI(crylink, ammo);
return ammo_amount;
}
case WR_CHECKAMMO2:
if(self.crylink_lastgroup && self.crylink_waitrelease)
return TRUE;
- ammo_amount = self.ammo_cells >= autocvar_g_balance_crylink_secondary_ammo;
- ammo_amount += self.(weapon_load[WEP_CRYLINK]) >= autocvar_g_balance_crylink_secondary_ammo;
+ ammo_amount = self.WEP_AMMO(CRYLINK) >= WEP_CVAR_SEC(crylink, ammo);
+ ammo_amount += self.(weapon_load[WEP_CRYLINK]) >= WEP_CVAR_SEC(crylink, ammo);
return ammo_amount;
}
+ case WR_CONFIG:
+ {
+ CRYLINK_SETTINGS(WEP_CONFIG_WRITE_CVARS, WEP_CONFIG_WRITE_PROPS)
+ return TRUE;
+ }
case WR_RELOAD:
{
- W_Reload(min(autocvar_g_balance_crylink_primary_ammo, autocvar_g_balance_crylink_secondary_ammo), autocvar_g_balance_crylink_reload_ammo, autocvar_g_balance_crylink_reload_time, "weapons/reload.wav");
+ W_Reload(min(WEP_CVAR_PRI(crylink, ammo), WEP_CVAR_SEC(crylink, ammo)), "weapons/reload.wav");
return TRUE;
}
case WR_SUICIDEMESSAGE:
return WEAPON_CRYLINK_MURDER;
}
}
- return TRUE;
+ return FALSE;
}
#endif
#ifdef CSQC
-float w_crylink(float req)
+float W_Crylink(float req)
{
switch(req)
{
return TRUE;
}
- case WR_PRECACHE:
+ case WR_INIT:
{
precache_sound("weapons/crylink_impact2.wav");
precache_sound("weapons/crylink_impact.wav");
return TRUE;
}
+ case WR_ZOOMRETICLE:
+ {
+ // no weapon specific image for this weapon
+ return FALSE;
+ }
}
- return TRUE;
+ return FALSE;
}
#endif
#endif
projects / xonotic / xonotic-data.pk3dir.git / blobdiff