m_infantry.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.
 
*/
/*
==============================================================================
 
INFANTRY
 
==============================================================================
*/
 
#include "g_local.h"
#include "m_infantry.h"
 
void InfantryMachineGun (edict_t *self);
 
 
static int  sound_pain1;
static int  sound_pain2;
static int  sound_die1;
static int  sound_die2;
 
static int  sound_gunshot;
static int  sound_weapon_cock;
static int  sound_punch_swing;
static int  sound_punch_hit;
static int  sound_sight;
static int  sound_search;
static int  sound_idle;
 
 
mframe_t infantry_frames_stand [] =
{
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL,
    ai_stand, 0, NULL
};
mmove_t infantry_move_stand = {FRAME_stand50, FRAME_stand71, infantry_frames_stand, NULL};
 
void infantry_stand (edict_t *self)
{
    self->monsterinfo.currentmove = &infantry_move_stand;
}
 
 
mframe_t infantry_frames_fidget [] =
{
    ai_stand, 1,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, 1,  NULL,
    ai_stand, 3,  NULL,
    ai_stand, 6,  NULL,
    ai_stand, 3,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, 1,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, 1,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, -1, NULL,
    ai_stand, 0,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, 1,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, -2, NULL,
    ai_stand, 1,  NULL,
    ai_stand, 1,  NULL,
    ai_stand, 1,  NULL,
    ai_stand, -1, NULL,
    ai_stand, 0,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, -1, NULL,
    ai_stand, 0,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, -1, NULL,
    ai_stand, 0,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, 1,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, 0,  NULL,
    ai_stand, -1, NULL,
    ai_stand, -1, NULL,
    ai_stand, 0,  NULL,
    ai_stand, -3, NULL,
    ai_stand, -2, NULL,
    ai_stand, -3, NULL,
    ai_stand, -3, NULL,
    ai_stand, -2, NULL
};
mmove_t infantry_move_fidget = {FRAME_stand01, FRAME_stand49, infantry_frames_fidget, infantry_stand};
 
void infantry_fidget (edict_t *self)
{
    self->monsterinfo.currentmove = &infantry_move_fidget;
    gi.sound (self, CHAN_VOICE, sound_idle, 1, ATTN_IDLE, 0);
}
 
mframe_t infantry_frames_walk [] =
{
    ai_walk, 5,  NULL,
    ai_walk, 4,  NULL,
    ai_walk, 4,  NULL,
    ai_walk, 5,  NULL,
    ai_walk, 4,  NULL,
    ai_walk, 5,  NULL,
    ai_walk, 6,  NULL,
    ai_walk, 4,  NULL,
    ai_walk, 4,  NULL,
    ai_walk, 4,  NULL,
    ai_walk, 4,  NULL,
    ai_walk, 5,  NULL
};
mmove_t infantry_move_walk = {FRAME_walk03, FRAME_walk14, infantry_frames_walk, NULL};
 
void infantry_walk (edict_t *self)
{
    self->monsterinfo.currentmove = &infantry_move_walk;
}
 
mframe_t infantry_frames_run [] =
{
    ai_run, 10, NULL,
    ai_run, 20, NULL,
    ai_run, 5,  NULL,
    ai_run, 7,  NULL,
    ai_run, 30, NULL,
    ai_run, 35, NULL,
    ai_run, 2,  NULL,
    ai_run, 6,  NULL
};
mmove_t infantry_move_run = {FRAME_run01, FRAME_run08, infantry_frames_run, NULL};
 
void infantry_run (edict_t *self)
{
    if (self->monsterinfo.aiflags & AI_STAND_GROUND)
        self->monsterinfo.currentmove = &infantry_move_stand;
    else
        self->monsterinfo.currentmove = &infantry_move_run;
}
 
 
mframe_t infantry_frames_pain1 [] =
{
    ai_move, -3, NULL,
    ai_move, -2, NULL,
    ai_move, -1, NULL,
    ai_move, -2, NULL,
    ai_move, -1, NULL,
    ai_move, 1,  NULL,
    ai_move, -1, NULL,
    ai_move, 1,  NULL,
    ai_move, 6,  NULL,
    ai_move, 2,  NULL
};
mmove_t infantry_move_pain1 = {FRAME_pain101, FRAME_pain110, infantry_frames_pain1, infantry_run};
 
mframe_t infantry_frames_pain2 [] =
{
    ai_move, -3, NULL,
    ai_move, -3, NULL,
    ai_move, 0,  NULL,
    ai_move, -1, NULL,
    ai_move, -2, NULL,
    ai_move, 0,  NULL,
    ai_move, 0,  NULL,
    ai_move, 2,  NULL,
    ai_move, 5,  NULL,
    ai_move, 2,  NULL
};
mmove_t infantry_move_pain2 = {FRAME_pain201, FRAME_pain210, infantry_frames_pain2, infantry_run};
 
void infantry_pain (edict_t *self, edict_t *other, float kick, int damage)
{
    int     n;
 
    if (self->health < (self->max_health / 2))
        self->s.skinnum = 1;
 
    if (level.time < self->pain_debounce_time)
        return;
 
    self->pain_debounce_time = level.time + 3;
    
    if (skill->value == 3)
        return;     // no pain anims in nightmare
 
    n = rand() % 2;
    if (n == 0)
    {
        self->monsterinfo.currentmove = &infantry_move_pain1;
        gi.sound (self, CHAN_VOICE, sound_pain1, 1, ATTN_NORM, 0);
    }
    else
    {
        self->monsterinfo.currentmove = &infantry_move_pain2;
        gi.sound (self, CHAN_VOICE, sound_pain2, 1, ATTN_NORM, 0);
    }
}
 
 
vec3_t  aimangles[] =
{
    0.0, 5.0, 0.0,
    10.0, 15.0, 0.0,
    20.0, 25.0, 0.0,
    25.0, 35.0, 0.0,
    30.0, 40.0, 0.0,
    30.0, 45.0, 0.0,
    25.0, 50.0, 0.0,
    20.0, 40.0, 0.0,
    15.0, 35.0, 0.0,
    40.0, 35.0, 0.0,
    70.0, 35.0, 0.0,
    90.0, 35.0, 0.0
};
 
void InfantryMachineGun (edict_t *self)
{
    vec3_t  start, target;
    vec3_t  forward, right;
    vec3_t  vec;
    int     flash_number;
 
    if (self->s.frame == FRAME_attak111)
    {
        flash_number = MZ2_INFANTRY_MACHINEGUN_1;
        AngleVectors (self->s.angles, forward, right, NULL);
        G_ProjectSource (self->s.origin, monster_flash_offset[flash_number], forward, right, start);
 
        if (self->enemy)
        {
            VectorMA (self->enemy->s.origin, -0.2, self->enemy->velocity, target);
            target[2] += self->enemy->viewheight;
            VectorSubtract (target, start, forward);
            VectorNormalize (forward);
        }
        else
        {
            AngleVectors (self->s.angles, forward, right, NULL);
        }
    }
    else
    {
        flash_number = MZ2_INFANTRY_MACHINEGUN_2 + (self->s.frame - FRAME_death211);
 
        AngleVectors (self->s.angles, forward, right, NULL);
        G_ProjectSource (self->s.origin, monster_flash_offset[flash_number], forward, right, start);
 
        VectorSubtract (self->s.angles, aimangles[flash_number-MZ2_INFANTRY_MACHINEGUN_2], vec);
        AngleVectors (vec, forward, NULL, NULL);
    }
 
    monster_fire_bullet (self, start, forward, 3, 4, DEFAULT_BULLET_HSPREAD, DEFAULT_BULLET_VSPREAD, flash_number);
}
 
void infantry_sight (edict_t *self, edict_t *other)
{
    gi.sound (self, CHAN_BODY, sound_sight, 1, ATTN_NORM, 0);
}
 
void infantry_dead (edict_t *self)
{
    VectorSet (self->mins, -16, -16, -24);
    VectorSet (self->maxs, 16, 16, -8);
    self->movetype = MOVETYPE_TOSS;
    self->svflags |= SVF_DEADMONSTER;
    gi.linkentity (self);
 
    M_FlyCheck (self);
}
 
mframe_t infantry_frames_death1 [] =
{
    ai_move, -4, NULL,
    ai_move, 0,  NULL,
    ai_move, 0,  NULL,
    ai_move, -1, NULL,
    ai_move, -4, NULL,
    ai_move, 0,  NULL,
    ai_move, 0,  NULL,
    ai_move, 0,  NULL,
    ai_move, -1, NULL,
    ai_move, 3,  NULL,
    ai_move, 1,  NULL,
    ai_move, 1,  NULL,
    ai_move, -2, NULL,
    ai_move, 2,  NULL,
    ai_move, 2,  NULL,
    ai_move, 9,  NULL,
    ai_move, 9,  NULL,
    ai_move, 5,  NULL,
    ai_move, -3, NULL,
    ai_move, -3, NULL
};
mmove_t infantry_move_death1 = {FRAME_death101, FRAME_death120, infantry_frames_death1, infantry_dead};
 
// Off with his head
mframe_t infantry_frames_death2 [] =
{
    ai_move, 0,   NULL,
    ai_move, 1,   NULL,
    ai_move, 5,   NULL,
    ai_move, -1,  NULL,
    ai_move, 0,   NULL,
    ai_move, 1,   NULL,
    ai_move, 1,   NULL,
    ai_move, 4,   NULL,
    ai_move, 3,   NULL,
    ai_move, 0,   NULL,
    ai_move, -2,  InfantryMachineGun,
    ai_move, -2,  InfantryMachineGun,
    ai_move, -3,  InfantryMachineGun,
    ai_move, -1,  InfantryMachineGun,
    ai_move, -2,  InfantryMachineGun,
    ai_move, 0,   InfantryMachineGun,
    ai_move, 2,   InfantryMachineGun,
    ai_move, 2,   InfantryMachineGun,
    ai_move, 3,   InfantryMachineGun,
    ai_move, -10, InfantryMachineGun,
    ai_move, -7,  InfantryMachineGun,
    ai_move, -8,  InfantryMachineGun,
    ai_move, -6,  NULL,
    ai_move, 4,   NULL,
    ai_move, 0,   NULL
};
mmove_t infantry_move_death2 = {FRAME_death201, FRAME_death225, infantry_frames_death2, infantry_dead};
 
mframe_t infantry_frames_death3 [] =
{
    ai_move, 0,   NULL,
    ai_move, 0,   NULL,
    ai_move, 0,   NULL,
    ai_move, -6,  NULL,
    ai_move, -11, NULL,
    ai_move, -3,  NULL,
    ai_move, -11, NULL,
    ai_move, 0,   NULL,
    ai_move, 0,   NULL
};
mmove_t infantry_move_death3 = {FRAME_death301, FRAME_death309, infantry_frames_death3, infantry_dead};
 
 
void infantry_die (edict_t *self, edict_t *inflictor, edict_t *attacker, int damage, vec3_t point)
{
    int     n;
 
// check for gib
    if (self->health <= self->gib_health)
    {
        gi.sound (self, CHAN_VOICE, gi.soundindex ("misc/udeath.wav"), 1, ATTN_NORM, 0);
        for (n= 0; n < 2; n++)
            ThrowGib (self, "models/objects/gibs/bone/tris.md2", damage, GIB_ORGANIC);
        for (n= 0; n < 4; n++)
            ThrowGib (self, "models/objects/gibs/sm_meat/tris.md2", damage, GIB_ORGANIC);
        ThrowHead (self, "models/objects/gibs/head2/tris.md2", damage, GIB_ORGANIC);
        self->deadflag = DEAD_DEAD;
        return;
    }
 
    if (self->deadflag == DEAD_DEAD)
        return;
 
// regular death
    self->deadflag = DEAD_DEAD;
    self->takedamage = DAMAGE_YES;
 
    n = rand() % 3;
    if (n == 0)
    {
        self->monsterinfo.currentmove = &infantry_move_death1;
        gi.sound (self, CHAN_VOICE, sound_die2, 1, ATTN_NORM, 0);
    }
    else if (n == 1)
    {
        self->monsterinfo.currentmove = &infantry_move_death2;
        gi.sound (self, CHAN_VOICE, sound_die1, 1, ATTN_NORM, 0);
    }
    else
    {
        self->monsterinfo.currentmove = &infantry_move_death3;
        gi.sound (self, CHAN_VOICE, sound_die2, 1, ATTN_NORM, 0);
    }
}
 
 
void infantry_duck_down (edict_t *self)
{
    if (self->monsterinfo.aiflags & AI_DUCKED)
        return;
    self->monsterinfo.aiflags |= AI_DUCKED;
    self->maxs[2] -= 32;
    self->takedamage = DAMAGE_YES;
    self->monsterinfo.pausetime = level.time + 1;
    gi.linkentity (self);
}
 
void infantry_duck_hold (edict_t *self)
{
    if (level.time >= self->monsterinfo.pausetime)
        self->monsterinfo.aiflags &= ~AI_HOLD_FRAME;
    else
        self->monsterinfo.aiflags |= AI_HOLD_FRAME;
}
 
void infantry_duck_up (edict_t *self)
{
    self->monsterinfo.aiflags &= ~AI_DUCKED;
    self->maxs[2] += 32;
    self->takedamage = DAMAGE_AIM;
    gi.linkentity (self);
}
 
mframe_t infantry_frames_duck [] =
{
    ai_move, -2, infantry_duck_down,
    ai_move, -5, infantry_duck_hold,
    ai_move, 3,  NULL,
    ai_move, 4,  infantry_duck_up,
    ai_move, 0,  NULL
};
mmove_t infantry_move_duck = {FRAME_duck01, FRAME_duck05, infantry_frames_duck, infantry_run};
 
void infantry_dodge (edict_t *self, edict_t *attacker, float eta)
{
    if (random() > 0.25)
        return;
 
    if (!self->enemy)
        self->enemy = attacker;
 
    self->monsterinfo.currentmove = &infantry_move_duck;
}
 
 
void infantry_cock_gun (edict_t *self)
{
    int     n;
 
    gi.sound (self, CHAN_WEAPON, sound_weapon_cock, 1, ATTN_NORM, 0);
    n = (rand() & 15) + 3 + 7;
    self->monsterinfo.pausetime = level.time + n * FRAMETIME;
}
 
void infantry_fire (edict_t *self)
{
    InfantryMachineGun (self);
 
    if (level.time >= self->monsterinfo.pausetime)
        self->monsterinfo.aiflags &= ~AI_HOLD_FRAME;
    else
        self->monsterinfo.aiflags |= AI_HOLD_FRAME;
}
 
mframe_t infantry_frames_attack1 [] =
{
    ai_charge, 4,  NULL,
    ai_charge, -1, NULL,
    ai_charge, -1, NULL,
    ai_charge, 0,  infantry_cock_gun,
    ai_charge, -1, NULL,
    ai_charge, 1,  NULL,
    ai_charge, 1,  NULL,
    ai_charge, 2,  NULL,
    ai_charge, -2, NULL,
    ai_charge, -3, NULL,
    ai_charge, 1,  infantry_fire,
    ai_charge, 5,  NULL,
    ai_charge, -1, NULL,
    ai_charge, -2, NULL,
    ai_charge, -3, NULL
};
mmove_t infantry_move_attack1 = {FRAME_attak101, FRAME_attak115, infantry_frames_attack1, infantry_run};
 
 
void infantry_swing (edict_t *self)
{
    gi.sound (self, CHAN_WEAPON, sound_punch_swing, 1, ATTN_NORM, 0);
}
 
void infantry_smack (edict_t *self)
{
    vec3_t  aim;
 
    VectorSet (aim, MELEE_DISTANCE, 0, 0);
    if (fire_hit (self, aim, (5 + (rand() % 5)), 50))
        gi.sound (self, CHAN_WEAPON, sound_punch_hit, 1, ATTN_NORM, 0);
}
 
mframe_t infantry_frames_attack2 [] =
{
    ai_charge, 3, NULL,
    ai_charge, 6, NULL,
    ai_charge, 0, infantry_swing,
    ai_charge, 8, NULL,
    ai_charge, 5, NULL,
    ai_charge, 8, infantry_smack,
    ai_charge, 6, NULL,
    ai_charge, 3, NULL,
};
mmove_t infantry_move_attack2 = {FRAME_attak201, FRAME_attak208, infantry_frames_attack2, infantry_run};
 
void infantry_attack(edict_t *self)
{
    if (range (self, self->enemy) == RANGE_MELEE)
        self->monsterinfo.currentmove = &infantry_move_attack2;
    else
        self->monsterinfo.currentmove = &infantry_move_attack1;
}
 
 
/*QUAKED monster_infantry (1 .5 0) (-16 -16 -24) (16 16 32) Ambush Trigger_Spawn Sight
*/
void SP_monster_infantry (edict_t *self)
{
    if (deathmatch->value)
    {
        G_FreeEdict (self);
        return;
    }
 
    sound_pain1 = gi.soundindex ("infantry/infpain1.wav");
    sound_pain2 = gi.soundindex ("infantry/infpain2.wav");
    sound_die1 = gi.soundindex ("infantry/infdeth1.wav");
    sound_die2 = gi.soundindex ("infantry/infdeth2.wav");
 
    sound_gunshot = gi.soundindex ("infantry/infatck1.wav");
    sound_weapon_cock = gi.soundindex ("infantry/infatck3.wav");
    sound_punch_swing = gi.soundindex ("infantry/infatck2.wav");
    sound_punch_hit = gi.soundindex ("infantry/melee2.wav");
    
    sound_sight = gi.soundindex ("infantry/infsght1.wav");
    sound_search = gi.soundindex ("infantry/infsrch1.wav");
    sound_idle = gi.soundindex ("infantry/infidle1.wav");
    
 
    self->movetype = MOVETYPE_STEP;
    self->solid = SOLID_BBOX;
    self->s.modelindex = gi.modelindex("models/monsters/infantry/tris.md2");
    VectorSet (self->mins, -16, -16, -24);
    VectorSet (self->maxs, 16, 16, 32);
 
    self->health = 100;
    self->gib_health = -40;
    self->mass = 200;
 
    self->pain = infantry_pain;
    self->die = infantry_die;
 
    self->monsterinfo.stand = infantry_stand;
    self->monsterinfo.walk = infantry_walk;
    self->monsterinfo.run = infantry_run;
    self->monsterinfo.dodge = infantry_dodge;
    self->monsterinfo.attack = infantry_attack;
    self->monsterinfo.melee = NULL;
    self->monsterinfo.sight = infantry_sight;
    self->monsterinfo.idle = infantry_fidget;
 
    gi.linkentity (self);
 
    self->monsterinfo.currentmove = &infantry_move_stand;
    self->monsterinfo.scale = MODEL_SCALE;
 
    walkmonster_start (self);
}