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g_items.c
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/*
Copyright (C) 1997-2001 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 "g_local.h"
bool Pickup_Weapon(edict_t *ent, edict_t *other);
void Use_Weapon(edict_t *ent, gitem_t *inv);
void Drop_Weapon(edict_t *ent, gitem_t *inv);
void Weapon_Blaster(edict_t *ent);
void Weapon_Shotgun(edict_t *ent);
void Weapon_SuperShotgun(edict_t *ent);
void Weapon_Machinegun(edict_t *ent);
void Weapon_Chaingun(edict_t *ent);
void Weapon_HyperBlaster(edict_t *ent);
void Weapon_RocketLauncher(edict_t *ent);
void Weapon_Grenade(edict_t *ent);
void Weapon_GrenadeLauncher(edict_t *ent);
void Weapon_Railgun(edict_t *ent);
void Weapon_BFG(edict_t *ent);
static const gitem_armor_t jacketarmor_info = { 25, 50, .30, .00, ARMOR_JACKET};
static const gitem_armor_t combatarmor_info = { 50, 100, .60, .30, ARMOR_COMBAT};
static const gitem_armor_t bodyarmor_info = {100, 200, .80, .60, ARMOR_BODY};
#define HEALTH_IGNORE_MAX 1
#define HEALTH_TIMED 2
void Use_Quad(edict_t *ent, gitem_t *item);
static int quad_drop_timeout_hack;
static bool ItemBanned(edict_t *ent);
//======================================================================
/*
===============
FindItemByClassname
===============
*/
gitem_t *FindItemByClassname(char *classname)
{
int i;
gitem_t *it;
for (i = 0; i < ITEM_TOTAL; i++) {
it = INDEX_ITEM(i);
if (!it->classname)
continue;
if (!Q_stricmp(it->classname, classname))
return it;
}
return NULL;
}
/*
===============
FindItem
===============
*/
gitem_t *FindItem(char *pickup_name)
{
int i;
gitem_t *it;
for (i = 0; i < ITEM_TOTAL; i++) {
it = INDEX_ITEM(i);
if (!it->pickup_name)
continue;
if (!Q_stricmp(it->pickup_name, pickup_name))
return it;
}
return NULL;
}
//======================================================================
static edict_t *PickMate(edict_t *ent)
{
edict_t *edicts[256], *e;
int count;
for (count = 0, e = ent->teammaster; e; e = e->chain) {
if (ItemBanned(e)) {
continue;
}
edicts[count++] = e;
if (count == 256) {
break;
}
}
if (!count) {
return ent;
}
e = edicts[Q_rand_uniform(count)];
return e;
}
static void DoRespawn(edict_t *ent)
{
if (ent->team) {
ent = PickMate(ent);
}
if (ItemBanned(ent)) {
// mark it as hidden to restore later
ent->flags |= FL_HIDDEN;
return;
}
ent->svflags &= ~SVF_NOCLIENT;
ent->solid = SOLID_TRIGGER;
gi.linkentity(ent);
// send an effect
ent->s.event = EV_ITEM_RESPAWN;
}
void SetRespawn(edict_t *ent, float delay)
{
ent->flags |= FL_RESPAWN;
ent->svflags |= SVF_NOCLIENT;
ent->solid = SOLID_NOT;
ent->nextthink = level.framenum + delay * HZ;
ent->think = DoRespawn;
gi.linkentity(ent);
}
static void SetUnhide(edict_t *ent)
{
ent->flags &= ~FL_HIDDEN;
ent->nextthink = level.framenum + 2 * HZ;
ent->think = DoRespawn;
}
//======================================================================
bool Pickup_Powerup(edict_t *ent, edict_t *other)
{
other->client->inventory[ITEM_INDEX(ent->item)]++;
if (!(ent->spawnflags & DROPPED_ITEM))
SetRespawn(ent, ent->item->quantity);
if (DF(INSTANT_ITEMS) || ((ent->item->use == Use_Quad) && (ent->spawnflags & DROPPED_PLAYER_ITEM))) {
if ((ent->item->use == Use_Quad) && (ent->spawnflags & DROPPED_PLAYER_ITEM))
quad_drop_timeout_hack = ent->nextthink - level.framenum;
ent->item->use(other, ent->item);
}
return true;
}
void Drop_General(edict_t *ent, gitem_t *item)
{
Drop_Item(ent, item);
ent->client->inventory[ITEM_INDEX(item)]--;
ValidateSelectedItem(ent);
}
//======================================================================
bool Pickup_Adrenaline(edict_t *ent, edict_t *other)
{
if (other->health < other->max_health)
other->health = other->max_health;
if (!(ent->spawnflags & DROPPED_ITEM))
SetRespawn(ent, ent->item->quantity);
return true;
}
bool Pickup_AncientHead(edict_t *ent, edict_t *other)
{
other->max_health += 2;
if (!(ent->spawnflags & DROPPED_ITEM))
SetRespawn(ent, ent->item->quantity);
return true;
}
bool Pickup_Bandolier(edict_t *ent, edict_t *other)
{
gitem_t *item;
gclient_t *client = other->client;
if (client->max_bullets < 250)
client->max_bullets = 250;
if (client->max_shells < 150)
client->max_shells = 150;
if (client->max_cells < 250)
client->max_cells = 250;
if (client->max_slugs < 75)
client->max_slugs = 75;
item = INDEX_ITEM(ITEM_BULLETS);
client->inventory[ITEM_BULLETS] += item->quantity;
if (client->inventory[ITEM_BULLETS] > client->max_bullets)
client->inventory[ITEM_BULLETS] = client->max_bullets;
item = INDEX_ITEM(ITEM_SHELLS);
client->inventory[ITEM_SHELLS] += item->quantity;
if (client->inventory[ITEM_SHELLS] > client->max_shells)
client->inventory[ITEM_SHELLS] = client->max_shells;
if (!(ent->spawnflags & DROPPED_ITEM))
SetRespawn(ent, ent->item->quantity);
return true;
}
bool Pickup_Pack(edict_t *ent, edict_t *other)
{
gitem_t *item;
gclient_t *client = other->client;
if (client->max_bullets < 300)
client->max_bullets = 300;
if (client->max_shells < 200)
client->max_shells = 200;
if (client->max_rockets < 100)
client->max_rockets = 100;
if (client->max_grenades < 100)
client->max_grenades = 100;
if (client->max_cells < 300)
client->max_cells = 300;
if (client->max_slugs < 100)
client->max_slugs = 100;
item = INDEX_ITEM(ITEM_BULLETS);
client->inventory[ITEM_BULLETS] += item->quantity;
if (client->inventory[ITEM_BULLETS] > client->max_bullets)
client->inventory[ITEM_BULLETS] = client->max_bullets;
item = INDEX_ITEM(ITEM_SHELLS);
client->inventory[ITEM_SHELLS] += item->quantity;
if (client->inventory[ITEM_SHELLS] > client->max_shells)
client->inventory[ITEM_SHELLS] = client->max_shells;
item = INDEX_ITEM(ITEM_CELLS);
client->inventory[ITEM_CELLS] += item->quantity;
if (client->inventory[ITEM_CELLS] > client->max_cells)
client->inventory[ITEM_CELLS] = client->max_cells;
item = INDEX_ITEM(ITEM_GRENADES);
client->inventory[ITEM_GRENADES] += item->quantity;
if (client->inventory[ITEM_GRENADES] > client->max_grenades)
client->inventory[ITEM_GRENADES] = client->max_grenades;
item = INDEX_ITEM(ITEM_ROCKETS);
client->inventory[ITEM_ROCKETS] += item->quantity;
if (client->inventory[ITEM_ROCKETS] > client->max_rockets)
client->inventory[ITEM_ROCKETS] = client->max_rockets;
item = INDEX_ITEM(ITEM_SLUGS);
client->inventory[ITEM_SLUGS] += item->quantity;
if (client->inventory[ITEM_SLUGS] > client->max_slugs)
client->inventory[ITEM_SLUGS] = client->max_slugs;
if (!(ent->spawnflags & DROPPED_ITEM))
SetRespawn(ent, ent->item->quantity);
return true;
}
//======================================================================
void Use_Quad(edict_t *ent, gitem_t *item)
{
int timeout;
ent->client->inventory[ITEM_INDEX(item)]--;
ValidateSelectedItem(ent);
if (quad_drop_timeout_hack) {
timeout = quad_drop_timeout_hack;
quad_drop_timeout_hack = 0;
} else {
timeout = 30 * HZ;
}
if (ent->client->quad_framenum > level.framenum)
ent->client->quad_framenum += timeout;
else
ent->client->quad_framenum = level.framenum + timeout;
UpdateChaseTargets(CHASE_QUAD, ent);
gi.sound(ent, CHAN_ITEM, gi.soundindex("items/damage.wav"), 1, ATTN_NORM, 0);
}
//======================================================================
void Use_Breather(edict_t *ent, gitem_t *item)
{
ent->client->inventory[ITEM_INDEX(item)]--;
ValidateSelectedItem(ent);
if (ent->client->breather_framenum > level.framenum)
ent->client->breather_framenum += 30 * HZ;
else
ent->client->breather_framenum = level.framenum + 30 * HZ;
// gi.sound(ent, CHAN_ITEM, gi.soundindex("items/damage.wav"), 1, ATTN_NORM, 0);
}
//======================================================================
void Use_Envirosuit(edict_t *ent, gitem_t *item)
{
ent->client->inventory[ITEM_INDEX(item)]--;
ValidateSelectedItem(ent);
if (ent->client->enviro_framenum > level.framenum)
ent->client->enviro_framenum += 30 * HZ;
else
ent->client->enviro_framenum = level.framenum + 30 * HZ;
// gi.sound(ent, CHAN_ITEM, gi.soundindex("items/damage.wav"), 1, ATTN_NORM, 0);
}
//======================================================================
void Use_Invulnerability(edict_t *ent, gitem_t *item)
{
ent->client->inventory[ITEM_INDEX(item)]--;
ValidateSelectedItem(ent);
if (ent->client->invincible_framenum > level.framenum)
ent->client->invincible_framenum += 30 * HZ;
else
ent->client->invincible_framenum = level.framenum + 30 * HZ;
UpdateChaseTargets(CHASE_INVU, ent);
gi.sound(ent, CHAN_ITEM, gi.soundindex("items/protect.wav"), 1, ATTN_NORM, 0);
}
//======================================================================
void Use_Silencer(edict_t *ent, gitem_t *item)
{
ent->client->inventory[ITEM_INDEX(item)]--;
ValidateSelectedItem(ent);
ent->client->silencer_shots += 30;
// gi.sound(ent, CHAN_ITEM, gi.soundindex("items/damage.wav"), 1, ATTN_NORM, 0);
}
//======================================================================
bool Pickup_Key(edict_t *ent, edict_t *other)
{
other->client->inventory[ITEM_INDEX(ent->item)]++;
return true;
}
//======================================================================
bool Add_Ammo(edict_t *ent, gitem_t *item, int count)
{
int index;
int max;
if (!ent->client)
return false;
if (item->tag == AMMO_BULLETS)
max = ent->client->max_bullets;
else if (item->tag == AMMO_SHELLS)
max = ent->client->max_shells;
else if (item->tag == AMMO_ROCKETS)
max = ent->client->max_rockets;
else if (item->tag == AMMO_GRENADES)
max = ent->client->max_grenades;
else if (item->tag == AMMO_CELLS)
max = ent->client->max_cells;
else if (item->tag == AMMO_SLUGS)
max = ent->client->max_slugs;
else
return false;
index = ITEM_INDEX(item);
if (ent->client->inventory[index] == max)
return false;
ent->client->inventory[index] += count;
if (ent->client->inventory[index] > max)
ent->client->inventory[index] = max;
return true;
}
bool Pickup_Ammo(edict_t *ent, edict_t *other)
{
int oldcount;
int count;
bool weapon;
weapon = (ent->item->flags & IT_WEAPON);
if (weapon && DF(INFINITE_AMMO))
count = 1000;
else if (ent->count)
count = ent->count;
else
count = ent->item->quantity;
oldcount = other->client->inventory[ITEM_INDEX(ent->item)];
if (!Add_Ammo(other, ent->item, count))
return false;
if (weapon && !oldcount) {
if (other->client->weapon != ent->item && (other->client->weapon == FindItem("blaster")))
other->client->newweapon = ent->item;
}
if (!(ent->spawnflags & (DROPPED_ITEM | DROPPED_PLAYER_ITEM)))
SetRespawn(ent, 30);
return true;
}
void Drop_Ammo(edict_t *ent, gitem_t *item)
{
edict_t *dropped;
int index;
index = ITEM_INDEX(item);
dropped = Drop_Item(ent, item);
if (ent->client->inventory[index] >= item->quantity)
dropped->count = item->quantity;
else
dropped->count = ent->client->inventory[index];
if (ent->client->weapon &&
ent->client->weapon->tag == AMMO_GRENADES &&
item->tag == AMMO_GRENADES &&
ent->client->inventory[index] - dropped->count <= 0) {
gi.cprintf(ent, PRINT_HIGH, "Can't drop current weapon\n");
G_FreeEdict(dropped);
return;
}
ent->client->inventory[index] -= dropped->count;
ValidateSelectedItem(ent);
}
//======================================================================
void MegaHealth_think(edict_t *self)
{
if (self->owner->health > self->owner->max_health) {
self->nextthink = level.framenum + 1 * HZ;
self->owner->health -= 1;
return;
}
self->owner->flags &= ~FL_MEGAHEALTH;
if (!(self->spawnflags & DROPPED_ITEM))
SetRespawn(self, 20);
else
G_FreeEdict(self);
}
bool Pickup_Health(edict_t *ent, edict_t *other)
{
if (!(ent->style & HEALTH_IGNORE_MAX))
if (other->health >= other->max_health)
return false;
other->health += ent->count;
if (!(ent->style & HEALTH_IGNORE_MAX)) {
if (other->health > other->max_health)
other->health = other->max_health;
}
if (ent->style & HEALTH_TIMED) {
ent->think = MegaHealth_think;
ent->nextthink = level.framenum + 5 * HZ;
ent->owner = other;
ent->flags |= FL_RESPAWN;
ent->svflags |= SVF_NOCLIENT;
ent->solid = SOLID_NOT;
other->flags |= FL_MEGAHEALTH;
} else {
if (!(ent->spawnflags & DROPPED_ITEM))
SetRespawn(ent, 30);
}
return true;
}
//======================================================================
int ArmorIndex(edict_t *ent)
{
if (!ent->client)
return 0;
if (ent->client->inventory[ITEM_ARMOR_JACKET] > 0)
return ITEM_ARMOR_JACKET;
if (ent->client->inventory[ITEM_ARMOR_COMBAT] > 0)
return ITEM_ARMOR_COMBAT;
if (ent->client->inventory[ITEM_ARMOR_BODY] > 0)
return ITEM_ARMOR_BODY;
return 0;
}
bool Pickup_Armor(edict_t *ent, edict_t *other)
{
int old_armor_index;
const gitem_armor_t *oldinfo;
const gitem_armor_t *newinfo;
int newcount;
float salvage;
int salvagecount;
// get info on new armor
newinfo = (gitem_armor_t *)ent->item->info;
old_armor_index = ArmorIndex(other);
// handle armor shards specially
if (ent->item->tag == ARMOR_SHARD) {
if (!old_armor_index)
other->client->inventory[ITEM_ARMOR_JACKET] = 2;
else
other->client->inventory[old_armor_index] += 2;
}
// if player has no armor, just use it
else if (!old_armor_index) {
other->client->inventory[ITEM_INDEX(ent->item)] = newinfo->base_count;
}
// use the better armor
else {
// get info on old armor
if (old_armor_index == ITEM_ARMOR_JACKET)
oldinfo = &jacketarmor_info;
else if (old_armor_index == ITEM_ARMOR_COMBAT)
oldinfo = &combatarmor_info;
else
oldinfo = &bodyarmor_info;
if (newinfo->normal_protection > oldinfo->normal_protection) {
// calc new armor values
salvage = oldinfo->normal_protection / newinfo->normal_protection;
salvagecount = salvage * other->client->inventory[old_armor_index];
newcount = newinfo->base_count + salvagecount;
if (newcount > newinfo->max_count)
newcount = newinfo->max_count;
// zero count of old armor so it goes away
other->client->inventory[old_armor_index] = 0;
// change armor to new item with computed value
other->client->inventory[ITEM_INDEX(ent->item)] = newcount;
} else {
// calc new armor values
salvage = newinfo->normal_protection / oldinfo->normal_protection;
salvagecount = salvage * newinfo->base_count;
newcount = other->client->inventory[old_armor_index] + salvagecount;
if (newcount > oldinfo->max_count)
newcount = oldinfo->max_count;
// if we're already maxed out then we don't need the new armor
if (other->client->inventory[old_armor_index] >= newcount)
return false;
// update current armor value
other->client->inventory[old_armor_index] = newcount;
}
}
if (!(ent->spawnflags & DROPPED_ITEM))
SetRespawn(ent, 20);
return true;
}
//======================================================================
int PowerArmorIndex(edict_t *ent)
{
if (!ent->client)
return 0;
if (!(ent->flags & FL_POWER_ARMOR))
return 0;
if (ent->client->inventory[ITEM_POWER_SHIELD] > 0)
return ITEM_POWER_SHIELD;
if (ent->client->inventory[ITEM_POWER_SCREEN] > 0)
return ITEM_POWER_SCREEN;
return 0;
}
void Use_PowerArmor(edict_t *ent, gitem_t *item)
{
if (ent->flags & FL_POWER_ARMOR) {
ent->flags &= ~FL_POWER_ARMOR;
gi.sound(ent, CHAN_AUTO, gi.soundindex("misc/power2.wav"), 1, ATTN_NORM, 0);
} else {
if (!ent->client->inventory[ITEM_CELLS]) {
gi.cprintf(ent, PRINT_HIGH, "No cells for power armor.\n");
return;
}
ent->flags |= FL_POWER_ARMOR;
gi.sound(ent, CHAN_AUTO, gi.soundindex("misc/power1.wav"), 1, ATTN_NORM, 0);
}
}
bool Pickup_PowerArmor(edict_t *ent, edict_t *other)
{
int quantity;
quantity = other->client->inventory[ITEM_INDEX(ent->item)];
other->client->inventory[ITEM_INDEX(ent->item)]++;
if (!(ent->spawnflags & DROPPED_ITEM))
SetRespawn(ent, ent->item->quantity);
// auto-use for DM only if we didn't already have one
if (!quantity)
ent->item->use(other, ent->item);
return true;
}
void Drop_PowerArmor(edict_t *ent, gitem_t *item)
{
if ((ent->flags & FL_POWER_ARMOR) && (ent->client->inventory[ITEM_INDEX(item)] == 1))
Use_PowerArmor(ent, item);
Drop_General(ent, item);
}
//======================================================================
// stolen from OpenTDM
static void AccountItemPickup(edict_t *ent, edict_t *other)
{
gclient_t *c;
int i, index = ITEM_INDEX(ent->item);
// its health, but not megahealth
if (index == ITEM_HEALTH && !(ent->style & HEALTH_TIMED))
return;
// useless counting this
if (ent->item->flags & IT_AMMO)
return;
// ignore tossed / dropped weapons
//if (ent->spawnflags & (DROPPED_ITEM | DROPPED_PLAYER_ITEM))
// return false;
// ignore weapons if weapon stay is enabled
if ((ent->item->flags & IT_WEAPON) && DF(WEAPONS_STAY))
return;
// armor shards aren't worth tracking
if (ent->item->tag == ARMOR_SHARD)
return;
// by now we should have everything else - armor, weapons, powerups and mh
other->client->resp.items[index].pickups++;
for (i = 0, c = game.clients; i < game.maxclients; i++, c++) {
if (c->pers.connected == CONN_SPAWNED && c != other->client) {
c->resp.items[index].misses++;
}
}
}
/*
===============
Touch_Item
===============
*/
void Touch_Item(edict_t *ent, edict_t *other, cplane_t *plane, csurface_t *surf)
{
bool taken;
if (!other->client)
return;
if (other->health < 1)
return; // dead people can't pickup
if (!ent->item)
return;
if (!ent->item->pickup)
return; // not a grabbable item?
taken = ent->item->pickup(ent, other);
if (taken) {
// flash the screen
other->client->bonus_alpha = 0.25f;
// show icon and name on status bar
other->client->ps.stats[STAT_PICKUP_ICON] = gi.imageindex(ent->item->icon);
other->client->ps.stats[STAT_PICKUP_STRING] = CS_ITEMS + ITEM_INDEX(ent->item);
other->client->pickup_framenum = level.framenum + 3 * HZ;
// change selected item
if (ent->item->use)
other->client->selected_item = other->client->ps.stats[STAT_SELECTED_ITEM] = ITEM_INDEX(ent->item);
if (ent->item->pickup == Pickup_Health) {
if (ent->count == 2)
gi.sound(other, CHAN_ITEM, gi.soundindex("items/s_health.wav"), 1, ATTN_NORM, 0);
else if (ent->count == 10)
gi.sound(other, CHAN_ITEM, gi.soundindex("items/n_health.wav"), 1, ATTN_NORM, 0);
else if (ent->count == 25)
gi.sound(other, CHAN_ITEM, gi.soundindex("items/l_health.wav"), 1, ATTN_NORM, 0);
else // (ent->count == 100)
gi.sound(other, CHAN_ITEM, gi.soundindex("items/m_health.wav"), 1, ATTN_NORM, 0);
} else if (ent->item->pickup_sound) {
gi.sound(other, CHAN_ITEM, gi.soundindex(ent->item->pickup_sound), 1, ATTN_NORM, 0);
}
}
if (!(ent->spawnflags & ITEM_TARGETS_USED)) {
G_UseTargets(ent, other);
ent->spawnflags |= ITEM_TARGETS_USED;
}
if (!taken)
return;
if ((ent->spawnflags & (DROPPED_ITEM | DROPPED_PLAYER_ITEM))) {
if (ent->flags & FL_RESPAWN)
ent->flags &= ~FL_RESPAWN;
else
G_FreeEdict(ent);
} else {
AccountItemPickup(ent, other);
}
}
//======================================================================
static void drop_temp_touch(edict_t *ent, edict_t *other, cplane_t *plane, csurface_t *surf)
{
if (other == ent->owner)
return;
Touch_Item(ent, other, plane, surf);
}
static void drop_make_touchable(edict_t *ent)
{
ent->touch = Touch_Item;
ent->nextthink = level.framenum + 29 * HZ;
ent->think = G_FreeEdict;
}
edict_t *Drop_Item(edict_t *ent, gitem_t *item)
{
edict_t *dropped;
vec3_t forward, right;
vec3_t offset;
dropped = G_Spawn();
dropped->classname = item->classname;
dropped->item = item;
dropped->spawnflags = DROPPED_ITEM;
dropped->s.effects = item->world_model_flags;
dropped->s.renderfx = RF_GLOW;
VectorSet(dropped->mins, -15, -15, -15);
VectorSet(dropped->maxs, 15, 15, 15);
gi.setmodel(dropped, dropped->item->world_model);
dropped->solid = SOLID_TRIGGER;
dropped->movetype = MOVETYPE_TOSS;
dropped->touch = drop_temp_touch;
dropped->owner = ent;
if (ent->client) {
trace_t trace;
AngleVectors(ent->client->v_angle, forward, right, NULL);
VectorSet(offset, 24, 0, -16);
G_ProjectSource(ent->s.origin, offset, forward, right, dropped->s.origin);
trace = gi.trace(ent->s.origin, dropped->mins, dropped->maxs,
dropped->s.origin, ent, CONTENTS_SOLID);
VectorCopy(trace.endpos, dropped->s.origin);
} else {
AngleVectors(ent->s.angles, forward, right, NULL);
VectorCopy(ent->s.origin, dropped->s.origin);
}
VectorCopy(dropped->s.origin, dropped->old_origin);
VectorScale(forward, 100, dropped->velocity);
dropped->velocity[2] = 300;
dropped->think = drop_make_touchable;
dropped->nextthink = level.framenum + 1 * HZ;
gi.linkentity(dropped);
return dropped;
}
void Use_Item(edict_t *ent, edict_t *other, edict_t *activator)
{
ent->svflags &= ~SVF_NOCLIENT;
ent->use = NULL;
if (ent->spawnflags & ITEM_NO_TOUCH) {
ent->solid = SOLID_BBOX;
ent->touch = NULL;
} else {
ent->solid = SOLID_TRIGGER;
ent->touch = Touch_Item;
}
gi.linkentity(ent);
}
//======================================================================
/*
================
droptofloor
================
*/
void droptofloor(edict_t *ent)
{
trace_t tr;
vec3_t dest;
float *v;
v = tv(-15, -15, -15);
VectorCopy(v, ent->mins);
v = tv(15, 15, 15);
VectorCopy(v, ent->maxs);
if (ent->model)
gi.setmodel(ent, ent->model);
else
gi.setmodel(ent, ent->item->world_model);
ent->solid = SOLID_TRIGGER;
ent->movetype = MOVETYPE_TOSS;
ent->touch = Touch_Item;
v = tv(0, 0, -128);
VectorAdd(ent->s.origin, v, dest);
tr = gi.trace(ent->s.origin, ent->mins, ent->maxs, dest, ent, MASK_SOLID);
if (tr.startsolid) {
gi.dprintf("droptofloor: %s startsolid at %s\n", ent->classname, vtos(ent->s.origin));
G_FreeEdict(ent);
return;
}
VectorCopy(tr.endpos, ent->s.origin);
if (ent->team) {
ent->flags &= ~FL_TEAMSLAVE;
ent->chain = ent->teamchain;
ent->teamchain = NULL;
ent->svflags |= SVF_NOCLIENT;
ent->solid = SOLID_NOT;
if (ent == ent->teammaster) {
NEXT_FRAME(ent, DoRespawn);
}
} else if (ItemBanned(ent)) {
// hide this item
ent->flags |= FL_HIDDEN;
ent->svflags |= SVF_NOCLIENT;
ent->solid = SOLID_NOT;
}
if (ent->spawnflags & ITEM_NO_TOUCH) {
ent->solid = SOLID_BBOX;
ent->touch = NULL;
ent->s.effects &= ~EF_ROTATE;
ent->s.renderfx &= ~RF_GLOW;
}
if (ent->spawnflags & ITEM_TRIGGER_SPAWN) {
ent->svflags |= SVF_NOCLIENT;
ent->solid = SOLID_NOT;
ent->use = Use_Item;
}
gi.linkentity(ent);
}
/*
===============
PrecacheItem
Precaches all data needed for a given item.
This will be called for each item spawned in a level,
and for each item in each client's inventory.
===============
*/
void PrecacheItem(gitem_t *it)
{
char *s, *start;
char data[MAX_QPATH];
int len;
gitem_t *ammo;
if (!it)
return;
if (it->pickup_sound)
gi.soundindex(it->pickup_sound);
if (it->world_model)
gi.modelindex(it->world_model);
if (it->view_model)
gi.modelindex(it->view_model);
if (it->icon)
gi.imageindex(it->icon);
// parse everything for its ammo
if (it->ammo && it->ammo[0]) {
ammo = FindItem(it->ammo);
if (ammo != it)
PrecacheItem(ammo);
}
// parse the space seperated precache string for other items
s = it->precaches;
if (!s || !s[0])
return;
while (*s) {
start = s;
while (*s && *s != ' ')
s++;
len = s - start;
if (len >= MAX_QPATH || len < 5)
gi.error("PrecacheItem: %s has bad precache string", it->classname);
memcpy(data, start, len);
data[len] = 0;
if (*s)
s++;
// determine type based on extension
if (!strcmp(data + len - 3, "md2"))
gi.modelindex(data);
else if (!strcmp(data + len - 3, "sp2"))
gi.modelindex(data);
else if (!strcmp(data + len - 3, "wav"))
gi.soundindex(data);
if (!strcmp(data + len - 3, "pcx"))
gi.imageindex(data);
}
}
/*
============
SpawnItem
Sets the clipping size and plants the object on the floor.
Items can't be immediately dropped to floor, because they might
be on an entity that hasn't spawned yet.
============
*/