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weapons.qc
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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
See file, 'COPYING', for details.
*/
/*
*/
void(entity targ, entity inflictor, entity attacker, float damage) T_Damage;
void() player_run;
void(entity bomb, entity attacker, float rad, entity ignore) T_RadiusDamage;
void(vector org, vector vel, float damage) SpawnBlood;
void() SuperDamageSound;
// Grenade slope fix utils
void() GrenadeHandlePhysics;
// called by worldspawn
void() W_Precache =
{
precache_sound("weapons/r_exp3.wav"); // new rocket explosion
precache_sound("weapons/rocket1i.wav"); // spike gun
precache_sound("weapons/sgun1.wav");
precache_sound("weapons/guncock.wav"); // player shotgun
precache_sound("weapons/ric1.wav"); // ricochet (used in c code)
precache_sound("weapons/ric2.wav"); // ricochet (used in c code)
precache_sound("weapons/ric3.wav"); // ricochet (used in c code)
precache_sound("weapons/spike2.wav"); // super spikes
precache_sound("weapons/tink1.wav"); // spikes tink(used in c code)
precache_sound("weapons/grenade.wav"); // grenade launcher
precache_sound("weapons/bounce.wav"); // grenade bounce
precache_sound("weapons/shotgn2.wav"); // super shotgun
};
float() crandom =
{
return 2*(random() - 0.5);
};
/*
================
W_FireAxe
================
*/
void() W_FireAxe =
{
vector source;
vector org;
source = self.origin + '0 0 16';
traceline(source, source + v_forward*64, FALSE, self);
if (trace_fraction == 1.0)
return;
org = trace_endpos - v_forward*4;
if (trace_ent.takedamage)
{
trace_ent.axhitme = 1;
SpawnBlood(org, '0 0 0', 20);
T_Damage(trace_ent, self, self, 20);
}
else
{ // hit wall
sound(self, CHAN_WEAPON, "player/axhit2.wav", 1, ATTN_NORM);
WriteByte(MSG_BROADCAST, SVC_TEMPENTITY);
WriteByte(MSG_BROADCAST, TE_GUNSHOT);
WriteCoord(MSG_BROADCAST, org_x);
WriteCoord(MSG_BROADCAST, org_y);
WriteCoord(MSG_BROADCAST, org_z);
}
};
//============================================================================
vector() wall_velocity =
{
vector vel;
vel = normalize(self.velocity);
vel = normalize(vel + v_up*(random()- 0.5) + v_right*(random()- 0.5));
vel = vel + 2*trace_plane_normal;
vel = vel * 200;
return vel;
};
/*
================
SpawnMeatSpray
================
*/
void(vector org, vector vel) SpawnMeatSpray =
{
entity missile;
missile = spawn();
missile.owner = self;
missile.movetype = MOVETYPE_BOUNCE;
missile.solid = SOLID_NOT;
makevectors(self.angles);
missile.velocity = vel;
missile.velocity_z = missile.velocity_z + 250 + 50*random();
missile.avelocity = '3000 1000 2000';
// set missile duration
missile.nextthink = time + 1;
missile.think = SUB_Remove;
setmodel(missile, "progs/zom_gib.mdl");
setsize(missile, '0 0 0', '0 0 0');
setorigin(missile, org);
};
/*
================
SpawnBlood
================
*/
void(vector org, vector vel, float damage) SpawnBlood =
{
particle(org, vel*0.1, 73, damage*2);
};
/*
================
spawn_touchblood
================
*/
void(float damage) spawn_touchblood =
{
vector vel;
vel = wall_velocity() * 0.2;
SpawnBlood(self.origin + vel*0.01, vel, damage);
};
/*
================
SpawnChunk
================
*/
void(vector org, vector vel) SpawnChunk =
{
particle(org, vel*0.02, 0, 10);
};
/*
==============================================================================
MULTI-DAMAGE
Collects multiple small damages into a single damage
==============================================================================
*/
entity multi_ent;
float multi_damage;
void() ClearMultiDamage =
{
multi_ent = world;
multi_damage = 0;
};
void() ApplyMultiDamage =
{
if (!multi_ent)
return;
T_Damage(multi_ent, self, self, multi_damage);
};
void(entity hit, float damage) AddMultiDamage =
{
if (!hit)
return;
if (hit != multi_ent)
{
ApplyMultiDamage();
multi_damage = damage;
multi_ent = hit;
}
else
multi_damage = multi_damage + damage;
};
/*
==============================================================================
BULLETS
==============================================================================
*/
/*
================
TraceAttack
================
*/
void(float damage, vector dir) TraceAttack =
{
vector vel, org;
vel = normalize(dir + v_up*crandom() + v_right*crandom());
vel = vel + 2*trace_plane_normal;
vel = vel * 200;
org = trace_endpos - dir*4;
if (trace_ent.takedamage)
{
SpawnBlood(org, vel*0.2, damage);
AddMultiDamage(trace_ent, damage);
}
else
{
WriteByte(MSG_BROADCAST, SVC_TEMPENTITY);
WriteByte(MSG_BROADCAST, TE_GUNSHOT);
WriteCoord(MSG_BROADCAST, org_x);
WriteCoord(MSG_BROADCAST, org_y);
WriteCoord(MSG_BROADCAST, org_z);
}
};
/*
================
FireBullets
Used by shotgun, super shotgun, and enemy soldier firing
Go to the trouble of combining multiple pellets into a single damage call.
================
*/
void(float shotcount, vector dir, vector spread) FireBullets =
{
vector direction;
vector src;
makevectors(self.v_angle);
src = self.origin + v_forward*10;
src_z = self.absmin_z + self.size_z * 0.7;
ClearMultiDamage();
while (shotcount > 0)
{
direction = dir + crandom()*spread_x*v_right + crandom()*spread_y*v_up;
traceline(src, src + direction*2048, FALSE, self);
if (trace_fraction != 1.0)
TraceAttack(4, direction);
shotcount = shotcount - 1;
}
ApplyMultiDamage();
};
/*
================
W_FireShotgun
================
*/
void() W_FireShotgun =
{
vector dir;
sound(self, CHAN_WEAPON, "weapons/guncock.wav", 1, ATTN_NORM);
self.punchangle_x = -2;
self.currentammo = self.ammo_shells = self.ammo_shells - 1;
dir = aim(self, 100000);
FireBullets(6, dir, '0.04 0.04 0');
};
/*
================
W_FireSuperShotgun
================
*/
void() W_FireSuperShotgun =
{
vector dir;
if (self.currentammo == 1)
{
W_FireShotgun();
return;
}
sound(self ,CHAN_WEAPON, "weapons/shotgn2.wav", 1, ATTN_NORM);
self.punchangle_x = -4;
self.currentammo = self.ammo_shells = self.ammo_shells - 2;
dir = aim(self, 100000);
FireBullets(14, dir, '0.14 0.08 0');
};
/*
==============================================================================
ROCKETS
==============================================================================
*/
void() s_explode1 = [ 0, s_explode2 ] {};
void() s_explode2 = [ 1, s_explode3 ] {};
void() s_explode3 = [ 2, s_explode4 ] {};
void() s_explode4 = [ 3, s_explode5 ] {};
void() s_explode5 = [ 4, s_explode6 ] {};
void() s_explode6 = [ 5, SUB_Remove ] {};
void() DirectExplosionDamage = {
float damg = 100 + random()*20;
if (other.health)
{
if (other.classname == "monster_shambler")
damg = damg * 0.5; // mostly immune
T_Damage(other, self, self.owner, damg );
}
}
void() BecomeExplosion =
{
self.movetype = MOVETYPE_NONE;
self.velocity = '0 0 0';
self.touch = SUB_Null;
setmodel(self, "progs/s_explod.spr");
self.solid = SOLID_NOT;
s_explode1();
};
void() T_MissileTouch =
{
if (other == self.owner)
return; // don't explode on owner
if (pointcontents(self.origin) == CONTENT_SKY)
{
remove(self);
return;
}
DirectExplosionDamage();
// don't do radius damage to the other, because all the damage
// was done in the impact
T_RadiusDamage(self, self.owner, 120, other);
// sound(self, CHAN_WEAPON, "weapons/r_exp3.wav", 1, ATTN_NORM);
self.origin = self.origin - 8*normalize(self.velocity);
WriteByte(MSG_BROADCAST, SVC_TEMPENTITY);
WriteByte(MSG_BROADCAST, TE_EXPLOSION);
WriteCoord(MSG_BROADCAST, self.origin_x);
WriteCoord(MSG_BROADCAST, self.origin_y);
WriteCoord(MSG_BROADCAST, self.origin_z);
BecomeExplosion();
};
/*
================
W_FireRocket
================
*/
void() W_FireRocket =
{
entity missile;
self.currentammo = self.ammo_rockets = self.ammo_rockets - 1;
sound(self, CHAN_WEAPON, "weapons/sgun1.wav", 1, ATTN_NORM);
self.punchangle_x = -2;
missile = spawn();
missile.owner = self;
missile.movetype = MOVETYPE_FLYMISSILE;
missile.solid = SOLID_BBOX;
// set missile speed
makevectors(self.v_angle);
missile.velocity = aim(self, 1000);
missile.velocity = missile.velocity * 1000;
missile.angles = vectoangles(missile.velocity);
missile.touch = T_MissileTouch;
// set missile duration
missile.nextthink = time + 5;
missile.think = SUB_Remove;
setmodel(missile, "progs/missile.mdl");
setsize(missile, '0 0 0', '0 0 0');
setorigin(missile, self.origin + v_forward*8 + '0 0 16');
};
/*
===============================================================================
LIGHTNING
===============================================================================
*/
/*
=================
LightningDamage
=================
*/
void(vector p1, vector p2, entity from, float damage) LightningDamage =
{
entity e1, e2;
vector f;
f = p2 - p1;
normalize(f);
f_x = 0 - f_y;
f_y = f_x;
f_z = 0;
f = f*16;
e1 = e2 = world;
traceline(p1, p2, FALSE, self);
if (trace_ent.takedamage)
{
particle(trace_endpos, '0 0 100', 225, damage*4);
T_Damage(trace_ent, from, from, damage);
if (self.classname == "player")
{
if (other.classname == "player")
trace_ent.velocity_z = trace_ent.velocity_z + 400;
}
}
e1 = trace_ent;
traceline(p1 + f, p2 + f, FALSE, self);
if (trace_ent != e1 && trace_ent.takedamage)
{
particle(trace_endpos, '0 0 100', 225, damage*4);
T_Damage(trace_ent, from, from, damage);
}
e2 = trace_ent;
traceline(p1 - f, p2 - f, FALSE, self);
if (trace_ent != e1 && trace_ent != e2 && trace_ent.takedamage)
{
particle(trace_endpos, '0 0 100', 225, damage*4);
T_Damage(trace_ent, from, from, damage);
}
};
void() W_FireLightning =
{
vector org;
if (self.ammo_cells < 1)
{
self.weapon = W_BestWeapon();
W_SetCurrentAmmo();
return;
}
// explode if under water
if (self.waterlevel > 1)
{
T_RadiusDamage(self, self, 35*self.ammo_cells, world);
self.ammo_cells = 0;
W_SetCurrentAmmo();
return;
}
if (self.t_width < time)
{
sound(self, CHAN_WEAPON, "weapons/lhit.wav", 1, ATTN_NORM);
self.t_width = time + 0.6;
}
self.punchangle_x = -2;
self.currentammo = self.ammo_cells = self.ammo_cells - 1;
org = self.origin + '0 0 16';
traceline(org, org + v_forward*600, TRUE, self);
WriteByte(MSG_BROADCAST, SVC_TEMPENTITY);
WriteByte(MSG_BROADCAST, TE_LIGHTNING2);
WriteEntity(MSG_BROADCAST, self);
WriteCoord(MSG_BROADCAST, org_x);
WriteCoord(MSG_BROADCAST, org_y);
WriteCoord(MSG_BROADCAST, org_z);
WriteCoord(MSG_BROADCAST, trace_endpos_x);
WriteCoord(MSG_BROADCAST, trace_endpos_y);
WriteCoord(MSG_BROADCAST, trace_endpos_z);
LightningDamage(self.origin, trace_endpos + v_forward*4, self, 30);
};
//=============================================================================
void() GrenadeExplode =
{
DirectExplosionDamage();
T_RadiusDamage(self, self.owner, 120, other);
WriteByte(MSG_BROADCAST, SVC_TEMPENTITY);
WriteByte(MSG_BROADCAST, TE_EXPLOSION);
WriteCoord(MSG_BROADCAST, self.origin_x);
WriteCoord(MSG_BROADCAST, self.origin_y);
WriteCoord(MSG_BROADCAST, self.origin_z);
BecomeExplosion();
};
void() GrenadeTouch =
{
if (other == self.owner)
return; // don't explode on owner
if (other.takedamage == DAMAGE_AIM)
{
GrenadeExplode();
return;
}
sound(self, CHAN_WEAPON, "weapons/bounce.wav", 1, ATTN_NORM); // bounce sound
GrenadeHandlePhysics();
if (self.velocity == '0 0 0')
self.avelocity = '0 0 0';
};
/*
================
W_FireGrenade
================
*/
void() W_FireGrenade =
{
entity missile;
self.currentammo = self.ammo_rockets = self.ammo_rockets - 1;
sound(self, CHAN_WEAPON, "weapons/grenade.wav", 1, ATTN_NORM);
self.punchangle_x = -2;
missile = spawn();
missile.owner = self;
missile.movetype = MOVETYPE_BOUNCE;
missile.solid = SOLID_BBOX;
missile.classname = "grenade";
// set missile speed
makevectors(self.v_angle);
if (self.v_angle_x)
missile.velocity = v_forward*600 + v_up * 200 + crandom()*v_right*10 + crandom()*v_up*10;
else
{
missile.velocity = aim(self, 10000);
missile.velocity = missile.velocity * 600;
missile.velocity_z = 200;
}
missile.avelocity = '300 300 300';
missile.angles = vectoangles(missile.velocity);
missile.touch = GrenadeTouch;
// set missile duration
missile.nextthink = time + 2.5;
missile.think = GrenadeExplode;
setmodel(missile, "progs/grenade.mdl");
setsize(missile, '0 0 0', '0 0 0');
setorigin(missile, self.origin);
};
//=============================================================================
void() spike_touch;
void() superspike_touch;
/*
===============
launch_spike
Used for both the player and the ogre
===============
*/
void(vector org, vector dir) launch_spike =
{
newmis = spawn();
newmis.owner = self;
newmis.movetype = MOVETYPE_FLYMISSILE;
newmis.solid = SOLID_BBOX;
newmis.angles = vectoangles(dir);
newmis.touch = spike_touch;
newmis.classname = "spike";
newmis.think = SUB_Remove;
newmis.nextthink = time + 6;
setmodel(newmis, "progs/spike.mdl");
setsize(newmis, VEC_ORIGIN, VEC_ORIGIN);
setorigin(newmis, org);
newmis.velocity = dir * 1000;
};
void() W_FireSuperSpikes =
{
vector dir;
sound(self, CHAN_WEAPON, "weapons/spike2.wav", 1, ATTN_NORM);
self.attack_finished = time + 0.2;
self.currentammo = self.ammo_nails = self.ammo_nails - 2;
dir = aim(self, 1000);
launch_spike(self.origin + '0 0 16', dir);
newmis.touch = superspike_touch;
setmodel(newmis, "progs/s_spike.mdl");
setsize(newmis, VEC_ORIGIN, VEC_ORIGIN);
self.punchangle_x = -2;
};
void(float ox) W_FireSpikes =
{
vector dir;
makevectors(self.v_angle);
if (self.ammo_nails >= 2 && self.weapon == IT_SUPER_NAILGUN)
{
W_FireSuperSpikes();
return;
}
if (self.ammo_nails < 1)
{
self.weapon = W_BestWeapon();
W_SetCurrentAmmo();
return;
}
sound(self, CHAN_WEAPON, "weapons/rocket1i.wav", 1, ATTN_NORM);
self.attack_finished = time + 0.2;
self.currentammo = self.ammo_nails = self.ammo_nails - 1;
dir = aim(self, 1000);
launch_spike(self.origin + '0 0 16' + v_right*ox, dir);
self.punchangle_x = -2;
};
.float hit_z;
void() spike_touch =
{
if (other == self.owner)
return;
if (other.solid == SOLID_TRIGGER)
return; // trigger field, do nothing
if (pointcontents(self.origin) == CONTENT_SKY)
{
remove(self);
return;
}
// hit something that bleeds
if (other.takedamage)
{
spawn_touchblood(9);
T_Damage(other, self, self.owner, 9);
}
else
{
WriteByte(MSG_BROADCAST, SVC_TEMPENTITY);
if (self.classname == "wizspike")
WriteByte(MSG_BROADCAST, TE_WIZSPIKE);
else if (self.classname == "knightspike")
WriteByte(MSG_BROADCAST, TE_KNIGHTSPIKE);
else
WriteByte(MSG_BROADCAST, TE_SPIKE);
WriteCoord(MSG_BROADCAST, self.origin_x);
WriteCoord(MSG_BROADCAST, self.origin_y);
WriteCoord(MSG_BROADCAST, self.origin_z);
}
remove(self);
};
void() superspike_touch =
{
if (other == self.owner)
return;
if (other.solid == SOLID_TRIGGER)
return; // trigger field, do nothing
if (pointcontents(self.origin) == CONTENT_SKY)
{
remove(self);
return;
}
// hit something that bleeds
if (other.takedamage)
{
spawn_touchblood(18);
T_Damage(other, self, self.owner, 18);
}
else
{
WriteByte(MSG_BROADCAST, SVC_TEMPENTITY);
WriteByte(MSG_BROADCAST, TE_SUPERSPIKE);
WriteCoord(MSG_BROADCAST, self.origin_x);
WriteCoord(MSG_BROADCAST, self.origin_y);
WriteCoord(MSG_BROADCAST, self.origin_z);
}
remove(self);
};
/*
===============================================================================
PLAYER WEAPON USE
===============================================================================
*/
void() W_SetCurrentAmmo =
{
player_run(); // get out of any weapon firing states
self.items = self.items - (self.items & (IT_SHELLS | IT_NAILS | IT_ROCKETS | IT_CELLS));
if (self.weapon == IT_AXE)
{
self.currentammo = 0;
self.weaponmodel = "progs/v_axe.mdl";
self.weaponframe = 0;
}
else if (self.weapon == IT_SHOTGUN)
{
self.currentammo = self.ammo_shells;
self.weaponmodel = "progs/v_shot.mdl";
self.weaponframe = 0;
self.items = self.items | IT_SHELLS;
}
else if (self.weapon == IT_SUPER_SHOTGUN)
{
self.currentammo = self.ammo_shells;
self.weaponmodel = "progs/v_shot2.mdl";
self.weaponframe = 0;
self.items = self.items | IT_SHELLS;
}
else if (self.weapon == IT_NAILGUN)
{
self.currentammo = self.ammo_nails;
self.weaponmodel = "progs/v_nail.mdl";
self.weaponframe = 0;
self.items = self.items | IT_NAILS;
}
else if (self.weapon == IT_SUPER_NAILGUN)
{
self.currentammo = self.ammo_nails;
self.weaponmodel = "progs/v_nail2.mdl";
self.weaponframe = 0;
self.items = self.items | IT_NAILS;
}
else if (self.weapon == IT_GRENADE_LAUNCHER)
{
self.currentammo = self.ammo_rockets;
self.weaponmodel = "progs/v_rock.mdl";
self.weaponframe = 0;
self.items = self.items | IT_ROCKETS;
}
else if (self.weapon == IT_ROCKET_LAUNCHER)
{
self.currentammo = self.ammo_rockets;
self.weaponmodel = "progs/v_rock2.mdl";
self.weaponframe = 0;
self.items = self.items | IT_ROCKETS;
}
else if (self.weapon == IT_LIGHTNING)
{
self.currentammo = self.ammo_cells;
self.weaponmodel = "progs/v_light.mdl";
self.weaponframe = 0;
self.items = self.items | IT_CELLS;
}
else
{
self.currentammo = 0;
self.weaponmodel = "";
self.weaponframe = 0;
}
};
float() W_BestWeapon =
{
float it;
it = self.items;
if (self.ammo_cells >= 1 && (it & IT_LIGHTNING) && self.waterlevel > 1)
return IT_LIGHTNING;
else if (self.ammo_nails >= 2 && (it & IT_SUPER_NAILGUN))
return IT_SUPER_NAILGUN;
else if (self.ammo_shells >= 2 && (it & IT_SUPER_SHOTGUN))
return IT_SUPER_SHOTGUN;
else if (self.ammo_nails >= 1 && (it & IT_NAILGUN))
return IT_NAILGUN;
else if (self.ammo_shells >= 1 && (it & IT_SHOTGUN))
return IT_SHOTGUN;
/*
if (self.ammo_rockets >= 1 && (it & IT_ROCKET_LAUNCHER))
return IT_ROCKET_LAUNCHER;
else if (self.ammo_rockets >= 1 && (it & IT_GRENADE_LAUNCHER))
return IT_GRENADE_LAUNCHER;
*/
return IT_AXE;
};
float() W_CheckNoAmmo =
{
if (self.currentammo > 0)
return TRUE;
if (self.weapon == IT_AXE)
return TRUE;
self.weapon = W_BestWeapon();
W_SetCurrentAmmo();
// drop the weapon down
return FALSE;
};
/*
============
W_Attack
An attack impulse can be triggered now
============
*/
void() player_axe1;
void() player_axeb1;
void() player_axec1;
void() player_axed1;
void() player_shot1;
void() player_nail1;
void() player_light1;
void() player_rocket1;
void() W_Attack =
{
float r;
if (!W_CheckNoAmmo())
return;
makevectors(self.v_angle); // calculate forward angle for velocity
self.show_hostile = time + 1; // wake monsters up
if (self.weapon == IT_AXE)
{
sound(self, CHAN_WEAPON, "weapons/ax1.wav", 1, ATTN_NORM);
r = random();
if (r < 0.25)
player_axe1();
else if (r<0.5)
player_axeb1();
else if (r<0.75)
player_axec1();
else
player_axed1();
self.attack_finished = time + 0.5;
}
else if (self.weapon == IT_SHOTGUN)
{
player_shot1();
W_FireShotgun();
self.attack_finished = time + 0.5;
}
else if (self.weapon == IT_SUPER_SHOTGUN)
{
player_shot1();
W_FireSuperShotgun();
self.attack_finished = time + 0.7;
}
else if (self.weapon == IT_NAILGUN)
{
player_nail1();
}
else if (self.weapon == IT_SUPER_NAILGUN)
{
player_nail1();
}
else if (self.weapon == IT_GRENADE_LAUNCHER)
{
player_rocket1();
W_FireGrenade();
self.attack_finished = time + 0.6;
}
else if (self.weapon == IT_ROCKET_LAUNCHER)
{
player_rocket1();
W_FireRocket();
self.attack_finished = time + 0.8;
}
else if (self.weapon == IT_LIGHTNING)
{
player_light1();
self.attack_finished = time + 0.1;
sound(self, CHAN_AUTO, "weapons/lstart.wav", 1, ATTN_NORM);
}
};
/*
============
W_ChangeWeapon
============
*/
void() W_ChangeWeapon =
{
float it, am, fl;
it = self.items;
am = 0;
if (self.impulse == 1)
{
fl = IT_AXE;
}
else if (self.impulse == 2)
{
fl = IT_SHOTGUN;
if (self.ammo_shells < 1)
am = 1;
}
else if (self.impulse == 3)
{
fl = IT_SUPER_SHOTGUN;
if (self.ammo_shells < 2)
am = 1;
}
else if (self.impulse == 4)