p_client.c

Quake 2 Source code for students by Theerthan You can also download from idsoftwares.com

/*
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"
#include "m_player.h"

void SP_misc_teleporter_dest (edict_t *ent);

//
// Gross, ugly, disgustuing hack section
//

// this function is an ugly as hell hack to fix some map flaws
//
// the coop spawn spots on some maps are SNAFU.  There are coop spots
// with the wrong targetname as well as spots with no name at all
//
// we use carnal knowledge of the maps to fix the coop spot targetnames to match
// that of the nearest named single player spot

static void SP_FixCoopSpots (edict_t *self)
{
	edict_t	*spot;
	vec3_t	d;

	spot = NULL;

	while(1)
	{
		spot = G_Find(spot, FOFS(classname), "info_player_start");
		if (!spot)
			return;
		if (!spot->targetname)
			continue;
		VectorSubtract(self->s.origin, spot->s.origin, d);
		if (VectorLength(d) < 384)
		{
			if ((!self->targetname) || stricmp(self->targetname, spot->targetname) != 0)
			{
//				gi.dprintf("FixCoopSpots changed %s at %s targetname from %s to %s\n", self->classname, vtos(self->s.origin), self->targetname, spot->targetname);
				self->targetname = spot->targetname;
			}
			return;
		}
	}
}

// now if that one wasn't ugly enough for you then try this one on for size
// some maps don't have any coop spots at all, so we need to create them
// where they should have been

static void SP_CreateCoopSpots (edict_t *self)
{
	edict_t	*spot;

	if(stricmp(level.mapname, "security") == 0)
	{
		spot = G_Spawn();
		spot->classname = "info_player_coop";
		spot->s.origin[0] = 188 - 64;
		spot->s.origin[1] = -164;
		spot->s.origin[2] = 80;
		spot->targetname = "jail3";
		spot->s.angles[1] = 90;

		spot = G_Spawn();
		spot->classname = "info_player_coop";
		spot->s.origin[0] = 188 + 64;
		spot->s.origin[1] = -164;
		spot->s.origin[2] = 80;
		spot->targetname = "jail3";
		spot->s.angles[1] = 90;

		spot = G_Spawn();
		spot->classname = "info_player_coop";
		spot->s.origin[0] = 188 + 128;
		spot->s.origin[1] = -164;
		spot->s.origin[2] = 80;
		spot->targetname = "jail3";
		spot->s.angles[1] = 90;

		return;
	}
}


/*QUAKED info_player_start (1 0 0) (-16 -16 -24) (16 16 32)
The normal starting point for a level.
*/
void SP_info_player_start(edict_t *self)
{
	if (!coop->value)
		return;
	if(stricmp(level.mapname, "security") == 0)
	{
		// invoke one of our gross, ugly, disgusting hacks
		self->think = SP_CreateCoopSpots;
		self->nextthink = level.time + FRAMETIME;
	}
}

/*QUAKED info_player_deathmatch (1 0 1) (-16 -16 -24) (16 16 32)
potential spawning position for deathmatch games
*/
void SP_info_player_deathmatch(edict_t *self)
{
	if (!deathmatch->value)
	{
		G_FreeEdict (self);
		return;
	}
	SP_misc_teleporter_dest (self);
}

/*QUAKED info_player_coop (1 0 1) (-16 -16 -24) (16 16 32)
potential spawning position for coop games
*/

void SP_info_player_coop(edict_t *self)
{
	if (!coop->value)
	{
		G_FreeEdict (self);
		return;
	}

	if((stricmp(level.mapname, "jail2") == 0)   ||
	   (stricmp(level.mapname, "jail4") == 0)   ||
	   (stricmp(level.mapname, "mine1") == 0)   ||
	   (stricmp(level.mapname, "mine2") == 0)   ||
	   (stricmp(level.mapname, "mine3") == 0)   ||
	   (stricmp(level.mapname, "mine4") == 0)   ||
	   (stricmp(level.mapname, "lab") == 0)     ||
	   (stricmp(level.mapname, "boss1") == 0)   ||
	   (stricmp(level.mapname, "fact3") == 0)   ||
	   (stricmp(level.mapname, "biggun") == 0)  ||
	   (stricmp(level.mapname, "space") == 0)   ||
	   (stricmp(level.mapname, "command") == 0) ||
	   (stricmp(level.mapname, "power2") == 0) ||
	   (stricmp(level.mapname, "strike") == 0))
	{
		// invoke one of our gross, ugly, disgusting hacks
		self->think = SP_FixCoopSpots;
		self->nextthink = level.time + FRAMETIME;
	}
}


/*QUAKED info_player_intermission (1 0 1) (-16 -16 -24) (16 16 32)
The deathmatch intermission point will be at one of these
Use 'angles' instead of 'angle', so you can set pitch or roll as well as yaw.  'pitch yaw roll'
*/
void SP_info_player_intermission(void)
{
}


//=======================================================================


void player_pain (edict_t *self, edict_t *other, float kick, int damage)
{
	// player pain is handled at the end of the frame in P_DamageFeedback
}


qboolean IsFemale (edict_t *ent)
{
	char		*info;

	if (!ent->client)
		return false;

	info = Info_ValueForKey (ent->client->pers.userinfo, "skin");
	if (info[0] == 'f' || info[0] == 'F')
		return true;
	return false;
}


void ClientObituary (edict_t *self, edict_t *inflictor, edict_t *attacker)
{
	int			mod;
	char		*message;
	char		*message2;
	qboolean	ff;


	if (coop->value && attacker->client)
		meansOfDeath |= MOD_FRIENDLY_FIRE;

	if (deathmatch->value || coop->value)
	{
		ff = meansOfDeath & MOD_FRIENDLY_FIRE;
		mod = meansOfDeath & ~MOD_FRIENDLY_FIRE;
		message = NULL;
		message2 = "";

		switch (mod)
		{
		case MOD_SUICIDE:
			message = "suicides";
			break;
		case MOD_FALLING:
			message = "cratered";
			break;
		case MOD_CRUSH:
			message = "was squished";
			break;
		case MOD_WATER:
			message = "sank like a rock";
			break;
		case MOD_SLIME:
			message = "melted";
			break;
		case MOD_LAVA:
			message = "does a back flip into the lava";
			break;
		case MOD_EXPLOSIVE:
		case MOD_BARREL:
			message = "blew up";
			break;
		case MOD_EXIT:
			message = "found a way out";
			break;
		case MOD_TARGET_LASER:
			message = "saw the light";
			break;
		case MOD_TARGET_BLASTER:
			message = "got blasted";
			break;
		case MOD_BOMB:
		case MOD_SPLASH:
		case MOD_TRIGGER_HURT:
			message = "was in the wrong place";
			break;
		}
		if (attacker == self)
		{
			switch (mod)
			{
			case MOD_HELD_GRENADE:
				message = "tried to put the pin back in";
				break;
			case MOD_HG_SPLASH:
			case MOD_G_SPLASH:
				if (IsFemale(self))
					message = "tripped on her own grenade";
				else
					message = "tripped on his own grenade";
				break;
			case MOD_R_SPLASH:
				if (IsFemale(self))
					message = "blew herself up";
				else
					message = "blew himself up";
				break;
			case MOD_BFG_BLAST:
				message = "should have used a smaller gun";
				break;
			default:
				if (IsFemale(self))
					message = "killed herself";
				else
					message = "killed himself";
				break;
			}
		}
		if (message)
		{
			gi.bprintf (PRINT_MEDIUM, "%s %s.\n", self->client->pers.netname, message);
			if (deathmatch->value)
			self->client->resp.score--;
			self->enemy = NULL;
			return;
		}

		self->enemy = attacker;
		if (attacker && attacker->client)
		{
			switch (mod)
			{
			case MOD_BLASTER:
				message = "was blasted by";
				break;
			case MOD_SHOTGUN:
				message = "was gunned down by";
				break;
			case MOD_SSHOTGUN:
				message = "was blown away by";
				message2 = "'s super shotgun";
				break;
			case MOD_MACHINEGUN:
				message = "was machinegunned by";
				break;
			case MOD_CHAINGUN:
				message = "was cut in half by";
				message2 = "'s chaingun";
				break;
			case MOD_GRENADE:
				message = "was popped by";
				message2 = "'s grenade";
				break;
			case MOD_G_SPLASH:
				message = "was shredded by";
				message2 = "'s shrapnel";
				break;
			case MOD_ROCKET:
				message = "ate";
				message2 = "'s rocket";
				break;
			case MOD_R_SPLASH:
				message = "almost dodged";
				message2 = "'s rocket";
				break;
			case MOD_HYPERBLASTER:
				message = "was melted by";
				message2 = "'s hyperblaster";
				break;
			case MOD_RAILGUN:
				message = "was railed by";
				break;
			case MOD_BFG_LASER:
				message = "saw the pretty lights from";
				message2 = "'s BFG";
				break;
			case MOD_BFG_BLAST:
				message = "was disintegrated by";
				message2 = "'s BFG blast";
				break;
			case MOD_BFG_EFFECT:
				message = "couldn't hide from";
				message2 = "'s BFG";
				break;
			case MOD_HANDGRENADE:
				message = "caught";
				message2 = "'s handgrenade";
				break;
			case MOD_HG_SPLASH:
				message = "didn't see";
				message2 = "'s handgrenade";
				break;
			case MOD_HELD_GRENADE:
				message = "feels";
				message2 = "'s pain";
				break;
			case MOD_TELEFRAG:
				message = "tried to invade";
				message2 = "'s personal space";
				break;
//ZOID
			case MOD_GRAPPLE:
				message = "was caught by";
				message2 = "'s grapple";
				break;
//ZOID

			}
			if (message)
			{
				gi.bprintf (PRINT_MEDIUM,"%s %s %s%s\n", self->client->pers.netname, message, attacker->client->pers.netname, message2);
				if (deathmatch->value)
				{
					if (ff)
						attacker->client->resp.score--;
					else
						attacker->client->resp.score++;
				}
				return;
			}
		}
	}

	gi.bprintf (PRINT_MEDIUM,"%s died.\n", self->client->pers.netname);
	if (deathmatch->value)
	self->client->resp.score--;
}


void Touch_Item (edict_t *ent, edict_t *other, cplane_t *plane, csurface_t *surf);

void TossClientWeapon (edict_t *self)
{
	gitem_t		*item;
	edict_t		*drop;
	qboolean	quad;
	float		spread;

	if (!deathmatch->value)
		return;

	item = self->client->pers.weapon;
	if (! self->client->pers.inventory[self->client->ammo_index] )
		item = NULL;
	if (item && (strcmp (item->pickup_name, "Blaster") == 0))
		item = NULL;

	if (!((int)(dmflags->value) & DF_QUAD_DROP))
		quad = false;
	else
		quad = (self->client->quad_framenum > (level.framenum + 10));

	if (item && quad)
		spread = 22.5;
	else
		spread = 0.0;

	if (item)
	{
		self->client->v_angle[YAW] -= spread;
		drop = Drop_Item (self, item);
		self->client->v_angle[YAW] += spread;
		drop->spawnflags = DROPPED_PLAYER_ITEM;
	}

	if (quad)
	{
		self->client->v_angle[YAW] += spread;
		drop = Drop_Item (self, FindItemByClassname ("item_quad"));
		self->client->v_angle[YAW] -= spread;
		drop->spawnflags |= DROPPED_PLAYER_ITEM;

		drop->touch = Touch_Item;
		drop->nextthink = level.time + (self->client->quad_framenum - level.framenum) * FRAMETIME;
		drop->think = G_FreeEdict;
	}
}


/*
==================
LookAtKiller
==================
*/
void LookAtKiller (edict_t *self, edict_t *inflictor, edict_t *attacker)
{
	vec3_t		dir;

	if (attacker && attacker != world && attacker != self)
	{
		VectorSubtract (attacker->s.origin, self->s.origin, dir);
	}
	else if (inflictor && inflictor != world && inflictor != self)
	{
		VectorSubtract (inflictor->s.origin, self->s.origin, dir);
	}
	else
	{
		self->client->killer_yaw = self->s.angles[YAW];
		return;
	}

	if (dir[0])
		self->client->killer_yaw = 180/M_PI*atan2(dir[1], dir[0]);
	else {
		self->client->killer_yaw = 0;
		if (dir[1] > 0)
			self->client->killer_yaw = 90;
		else if (dir[1] < 0)
			self->client->killer_yaw = -90;
	}
	if (self->client->killer_yaw < 0)
		self->client->killer_yaw += 360;
}

/*
==================
player_die
==================
*/
void player_die (edict_t *self, edict_t *inflictor, edict_t *attacker, int damage, vec3_t point)
{
	int		n;

	VectorClear (self->avelocity);

	self->takedamage = DAMAGE_YES;
	self->movetype = MOVETYPE_TOSS;

	self->s.modelindex2 = 0;	// remove linked weapon model
//ZOID
	self->s.modelindex3 = 0;	// remove linked ctf flag
//ZOID

	self->s.angles[0] = 0;
	self->s.angles[2] = 0;

	self->s.sound = 0;
	self->client->weapon_sound = 0;

	self->maxs[2] = -8;

//	self->solid = SOLID_NOT;
	self->svflags |= SVF_DEADMONSTER;

	if (!self->deadflag)
	{
		self->client->respawn_time = level.time + 1.0;
		LookAtKiller (self, inflictor, attacker);
		self->client->ps.pmove.pm_type = PM_DEAD;
		ClientObituary (self, inflictor, attacker);
//ZOID
		// if at start and same team, clear
		if (ctf->value && meansOfDeath == MOD_TELEFRAG &&
			self->client->resp.ctf_state < 2 &&
			self->client->resp.ctf_team == attacker->client->resp.ctf_team) {
			attacker->client->resp.score--;
			self->client->resp.ctf_state = 0;
		}

		CTFFragBonuses(self, inflictor, attacker);
//ZOID
		TossClientWeapon (self);
//ZOID
		CTFPlayerResetGrapple(self);
		CTFDeadDropFlag(self);
		CTFDeadDropTech(self);
//ZOID
		if (deathmatch->value && !self->client->showscores)
			Cmd_Help_f (self);		// show scores
	}

	// remove powerups
	self->client->quad_framenum = 0;
	self->client->invincible_framenum = 0;
	self->client->breather_framenum = 0;
	self->client->enviro_framenum = 0;
	self->flags &= ~FL_POWER_ARMOR;

	// clear inventory
	memset(self->client->pers.inventory, 0, sizeof(self->client->pers.inventory));

	if (self->health < -40)
	{	// gib
		gi.sound (self, CHAN_BODY, gi.soundindex ("misc/udeath.wav"), 1, ATTN_NORM, 0);
		for (n= 0; n < 4; n++)
			ThrowGib (self, "models/objects/gibs/sm_meat/tris.md2", damage, GIB_ORGANIC);
		ThrowClientHead (self, damage);
//ZOID
		self->client->anim_priority = ANIM_DEATH;
		self->client->anim_end = 0;
//ZOID
		self->takedamage = DAMAGE_NO;
	}
	else
	{	// normal death
		if (!self->deadflag)
		{
			static int i;

			i = (i+1)%3;
			// start a death animation
			self->client->anim_priority = ANIM_DEATH;
			if (self->client->ps.pmove.pm_flags & PMF_DUCKED)
			{
				self->s.frame = FRAME_crdeath1-1;
				self->client->anim_end = FRAME_crdeath5;
			}
			else switch (i)
			{
			case 0:
				self->s.frame = FRAME_death101-1;
				self->client->anim_end = FRAME_death106;
				break;
			case 1: