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Diffstat (limited to 'src/heretic/p_enemy.c')
| -rw-r--r-- | src/heretic/p_enemy.c | 2690 |
1 files changed, 2690 insertions, 0 deletions
diff --git a/src/heretic/p_enemy.c b/src/heretic/p_enemy.c new file mode 100644 index 00000000..6ad8cff0 --- /dev/null +++ b/src/heretic/p_enemy.c @@ -0,0 +1,2690 @@ +// Emacs style mode select -*- C++ -*- +//----------------------------------------------------------------------------- +// +// Copyright(C) 1993-1996 Id Software, Inc. +// Copyright(C) 1993-2008 Raven Software +// Copyright(C) 2008 Simon Howard +// +// 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. +// +//----------------------------------------------------------------------------- + +// P_enemy.c + +#include <stdlib.h> +#include "doomdef.h" +#include "i_system.h" +#include "i_timer.h" +#include "m_random.h" +#include "p_local.h" +#include "s_sound.h" +#include "v_video.h" + +// Macros + +#define MAX_BOSS_SPOTS 8 + +// Types + +typedef struct +{ + fixed_t x; + fixed_t y; + angle_t angle; +} BossSpot_t; + +// Private Data + +static int BossSpotCount; +static BossSpot_t BossSpots[MAX_BOSS_SPOTS]; + +//---------------------------------------------------------------------------- +// +// PROC P_InitMonsters +// +// Called at level load. +// +//---------------------------------------------------------------------------- + +void P_InitMonsters(void) +{ + BossSpotCount = 0; +} + +//---------------------------------------------------------------------------- +// +// PROC P_AddBossSpot +// +//---------------------------------------------------------------------------- + +void P_AddBossSpot(fixed_t x, fixed_t y, angle_t angle) +{ + if (BossSpotCount == MAX_BOSS_SPOTS) + { + I_Error("Too many boss spots."); + } + BossSpots[BossSpotCount].x = x; + BossSpots[BossSpotCount].y = y; + BossSpots[BossSpotCount].angle = angle; + BossSpotCount++; +} + +//---------------------------------------------------------------------------- +// +// PROC P_RecursiveSound +// +//---------------------------------------------------------------------------- + +mobj_t *soundtarget; + +void P_RecursiveSound(sector_t * sec, int soundblocks) +{ + int i; + line_t *check; + sector_t *other; + + // Wake up all monsters in this sector + if (sec->validcount == validcount + && sec->soundtraversed <= soundblocks + 1) + { // Already flooded + return; + } + sec->validcount = validcount; + sec->soundtraversed = soundblocks + 1; + sec->soundtarget = soundtarget; + for (i = 0; i < sec->linecount; i++) + { + check = sec->lines[i]; + if (!(check->flags & ML_TWOSIDED)) + { + continue; + } + P_LineOpening(check); + if (openrange <= 0) + { // Closed door + continue; + } + if (sides[check->sidenum[0]].sector == sec) + { + other = sides[check->sidenum[1]].sector; + } + else + { + other = sides[check->sidenum[0]].sector; + } + if (check->flags & ML_SOUNDBLOCK) + { + if (!soundblocks) + { + P_RecursiveSound(other, 1); + } + } + else + { + P_RecursiveSound(other, soundblocks); + } + } +} + +//---------------------------------------------------------------------------- +// +// PROC P_NoiseAlert +// +// If a monster yells at a player, it will alert other monsters to the +// player. +// +//---------------------------------------------------------------------------- + +void P_NoiseAlert(mobj_t * target, mobj_t * emmiter) +{ + soundtarget = target; + validcount++; + P_RecursiveSound(emmiter->subsector->sector, 0); +} + +//---------------------------------------------------------------------------- +// +// FUNC P_CheckMeleeRange +// +//---------------------------------------------------------------------------- + +boolean P_CheckMeleeRange(mobj_t * actor) +{ + mobj_t *mo; + fixed_t dist; + + if (!actor->target) + { + return (false); + } + mo = actor->target; + dist = P_AproxDistance(mo->x - actor->x, mo->y - actor->y); + if (dist >= MELEERANGE) + { + return (false); + } + if (!P_CheckSight(actor, mo)) + { + return (false); + } + if (mo->z > actor->z + actor->height) + { // Target is higher than the attacker + return (false); + } + else if (actor->z > mo->z + mo->height) + { // Attacker is higher + return (false); + } + return (true); +} + +//---------------------------------------------------------------------------- +// +// FUNC P_CheckMissileRange +// +//---------------------------------------------------------------------------- + +boolean P_CheckMissileRange(mobj_t * actor) +{ + fixed_t dist; + + if (!P_CheckSight(actor, actor->target)) + { + return (false); + } + if (actor->flags & MF_JUSTHIT) + { // The target just hit the enemy, so fight back! + actor->flags &= ~MF_JUSTHIT; + return (true); + } + if (actor->reactiontime) + { // Don't attack yet + return (false); + } + dist = (P_AproxDistance(actor->x - actor->target->x, + actor->y - actor->target->y) >> FRACBITS) - 64; + if (!actor->info->meleestate) + { // No melee attack, so fire more frequently + dist -= 128; + } + if (actor->type == MT_IMP) + { // Imp's fly attack from far away + dist >>= 1; + } + if (dist > 200) + { + dist = 200; + } + if (P_Random() < dist) + { + return (false); + } + return (true); +} + +/* +================ += += P_Move += += Move in the current direction += returns false if the move is blocked +================ +*/ + +fixed_t xspeed[8] = + { FRACUNIT, 47000, 0, -47000, -FRACUNIT, -47000, 0, 47000 }; +fixed_t yspeed[8] = + { 0, 47000, FRACUNIT, 47000, 0, -47000, -FRACUNIT, -47000 }; + +#define MAXSPECIALCROSS 8 +extern line_t *spechit[MAXSPECIALCROSS]; +extern int numspechit; + +boolean P_Move(mobj_t * actor) +{ + fixed_t tryx, tryy; + line_t *ld; + boolean good; + + if (actor->movedir == DI_NODIR) + { + return (false); + } + tryx = actor->x + actor->info->speed * xspeed[actor->movedir]; + tryy = actor->y + actor->info->speed * yspeed[actor->movedir]; + if (!P_TryMove(actor, tryx, tryy)) + { // open any specials + if (actor->flags & MF_FLOAT && floatok) + { // must adjust height + if (actor->z < tmfloorz) + { + actor->z += FLOATSPEED; + } + else + { + actor->z -= FLOATSPEED; + } + actor->flags |= MF_INFLOAT; + return (true); + } + if (!numspechit) + { + return false; + } + actor->movedir = DI_NODIR; + good = false; + while (numspechit--) + { + ld = spechit[numspechit]; + // if the special isn't a door that can be opened, return false + if (P_UseSpecialLine(actor, ld)) + { + good = true; + } + } + return (good); + } + else + { + actor->flags &= ~MF_INFLOAT; + } + if (!(actor->flags & MF_FLOAT)) + { + if (actor->z > actor->floorz) + { + P_HitFloor(actor); + } + actor->z = actor->floorz; + } + return (true); +} + +//---------------------------------------------------------------------------- +// +// FUNC P_TryWalk +// +// Attempts to move actor in its current (ob->moveangle) direction. +// If blocked by either a wall or an actor returns FALSE. +// If move is either clear of block only by a door, returns TRUE and sets. +// If a door is in the way, an OpenDoor call is made to start it opening. +// +//---------------------------------------------------------------------------- + +boolean P_TryWalk(mobj_t * actor) +{ + if (!P_Move(actor)) + { + return (false); + } + actor->movecount = P_Random() & 15; + return (true); +} + +/* +================ += += P_NewChaseDir += +================ +*/ + +dirtype_t opposite[] = + { DI_WEST, DI_SOUTHWEST, DI_SOUTH, DI_SOUTHEAST, DI_EAST, DI_NORTHEAST, + DI_NORTH, DI_NORTHWEST, DI_NODIR +}; + +dirtype_t diags[] = + { DI_NORTHWEST, DI_NORTHEAST, DI_SOUTHWEST, DI_SOUTHEAST }; + +void P_NewChaseDir(mobj_t * actor) +{ + fixed_t deltax, deltay; + dirtype_t d[3]; + dirtype_t tdir, olddir, turnaround; + + if (!actor->target) + I_Error("P_NewChaseDir: called with no target"); + + olddir = actor->movedir; + turnaround = opposite[olddir]; + + deltax = actor->target->x - actor->x; + deltay = actor->target->y - actor->y; + if (deltax > 10 * FRACUNIT) + d[1] = DI_EAST; + else if (deltax < -10 * FRACUNIT) + d[1] = DI_WEST; + else + d[1] = DI_NODIR; + if (deltay < -10 * FRACUNIT) + d[2] = DI_SOUTH; + else if (deltay > 10 * FRACUNIT) + d[2] = DI_NORTH; + else + d[2] = DI_NODIR; + +// try direct route + if (d[1] != DI_NODIR && d[2] != DI_NODIR) + { + actor->movedir = diags[((deltay < 0) << 1) + (deltax > 0)]; + if (actor->movedir != turnaround && P_TryWalk(actor)) + return; + } + +// try other directions + if (P_Random() > 200 || abs(deltay) > abs(deltax)) + { + tdir = d[1]; + d[1] = d[2]; + d[2] = tdir; + } + + if (d[1] == turnaround) + d[1] = DI_NODIR; + if (d[2] == turnaround) + d[2] = DI_NODIR; + + if (d[1] != DI_NODIR) + { + actor->movedir = d[1]; + if (P_TryWalk(actor)) + return; /*either moved forward or attacked */ + } + + if (d[2] != DI_NODIR) + { + actor->movedir = d[2]; + if (P_TryWalk(actor)) + return; + } + +/* there is no direct path to the player, so pick another direction */ + + if (olddir != DI_NODIR) + { + actor->movedir = olddir; + if (P_TryWalk(actor)) + return; + } + + if (P_Random() & 1) /*randomly determine direction of search */ + { + for (tdir = DI_EAST; tdir <= DI_SOUTHEAST; tdir++) + { + if (tdir != turnaround) + { + actor->movedir = tdir; + if (P_TryWalk(actor)) + return; + } + } + } + else + { + for (tdir = DI_SOUTHEAST; tdir != DI_EAST-1; tdir--) + { + if (tdir != turnaround) + { + actor->movedir = tdir; + if (P_TryWalk(actor)) + return; + } + } + } + + if (turnaround != DI_NODIR) + { + actor->movedir = turnaround; + if (P_TryWalk(actor)) + return; + } + + actor->movedir = DI_NODIR; // can't move +} + +//--------------------------------------------------------------------------- +// +// FUNC P_LookForMonsters +// +//--------------------------------------------------------------------------- + +#define MONS_LOOK_RANGE (20*64*FRACUNIT) +#define MONS_LOOK_LIMIT 64 + +boolean P_LookForMonsters(mobj_t * actor) +{ + int count; + mobj_t *mo; + thinker_t *think; + + if (!P_CheckSight(players[0].mo, actor)) + { // Player can't see monster + return (false); + } + count = 0; + for (think = thinkercap.next; think != &thinkercap; think = think->next) + { + if (think->function != P_MobjThinker) + { // Not a mobj thinker + continue; + } + mo = (mobj_t *) think; + if (!(mo->flags & MF_COUNTKILL) || (mo == actor) || (mo->health <= 0)) + { // Not a valid monster + continue; + } + if (P_AproxDistance(actor->x - mo->x, actor->y - mo->y) + > MONS_LOOK_RANGE) + { // Out of range + continue; + } + if (P_Random() < 16) + { // Skip + continue; + } + if (count++ > MONS_LOOK_LIMIT) + { // Stop searching + return (false); + } + if (!P_CheckSight(actor, mo)) + { // Out of sight + continue; + } + // Found a target monster + actor->target = mo; + return (true); + } + return (false); +} + +/* +================ += += P_LookForPlayers += += If allaround is false, only look 180 degrees in front += returns true if a player is targeted +================ +*/ + +boolean P_LookForPlayers(mobj_t * actor, boolean allaround) +{ + int c; + int stop; + player_t *player; + sector_t *sector; + angle_t an; + fixed_t dist; + + if (!netgame && players[0].health <= 0) + { // Single player game and player is dead, look for monsters + return (P_LookForMonsters(actor)); + } + sector = actor->subsector->sector; + c = 0; + stop = (actor->lastlook - 1) & 3; + for (;; actor->lastlook = (actor->lastlook + 1) & 3) + { + if (!playeringame[actor->lastlook]) + continue; + + if (c++ == 2 || actor->lastlook == stop) + return false; // done looking + + player = &players[actor->lastlook]; + if (player->health <= 0) + continue; // dead + if (!P_CheckSight(actor, player->mo)) + continue; // out of sight + + if (!allaround) + { + an = R_PointToAngle2(actor->x, actor->y, + player->mo->x, player->mo->y) - actor->angle; + if (an > ANG90 && an < ANG270) + { + dist = P_AproxDistance(player->mo->x - actor->x, + player->mo->y - actor->y); + // if real close, react anyway + if (dist > MELEERANGE) + continue; // behind back + } + } + if (player->mo->flags & MF_SHADOW) + { // Player is invisible + if ((P_AproxDistance(player->mo->x - actor->x, + player->mo->y - actor->y) > 2 * MELEERANGE) + && P_AproxDistance(player->mo->momx, player->mo->momy) + < 5 * FRACUNIT) + { // Player is sneaking - can't detect + return (false); + } + if (P_Random() < 225) + { // Player isn't sneaking, but still didn't detect + return (false); + } + } + actor->target = player->mo; + return (true); + } + return (false); +} + +/* +=============================================================================== + + ACTION ROUTINES + +=============================================================================== +*/ + +/* +============== += += A_Look += += Stay in state until a player is sighted += +============== +*/ + +void A_Look(mobj_t * actor) +{ + mobj_t *targ; + + actor->threshold = 0; // any shot will wake up + targ = actor->subsector->sector->soundtarget; + if (targ && (targ->flags & MF_SHOOTABLE)) + { + actor->target = targ; + if (actor->flags & MF_AMBUSH) + { + if (P_CheckSight(actor, actor->target)) + goto seeyou; + } + else + goto seeyou; + } + + + if (!P_LookForPlayers(actor, false)) + return; + +// go into chase state + seeyou: + if (actor->info->seesound) + { + int sound; + +/* + switch (actor->info->seesound) + { + case sfx_posit1: + case sfx_posit2: + case sfx_posit3: + sound = sfx_posit1+P_Random()%3; + break; + case sfx_bgsit1: + case sfx_bgsit2: + sound = sfx_bgsit1+P_Random()%2; + break; + default: + sound = actor->info->seesound; + break; + } +*/ + sound = actor->info->seesound; + if (actor->flags2 & MF2_BOSS) + { // Full volume + S_StartSound(NULL, sound); + } + else + { + S_StartSound(actor, sound); + } + } + P_SetMobjState(actor, actor->info->seestate); +} + + +/* +============== += += A_Chase += += Actor has a melee attack, so it tries to close as fast as possible += +============== +*/ + +void A_Chase(mobj_t * actor) +{ + int delta; + + if (actor->reactiontime) + { + actor->reactiontime--; + } + + // Modify target threshold + if (actor->threshold) + { + actor->threshold--; + } + + if (gameskill == sk_nightmare) + { // Monsters move faster in nightmare mode + actor->tics -= actor->tics / 2; + if (actor->tics < 3) + { + actor->tics = 3; + } + } + +// +// turn towards movement direction if not there yet +// + if (actor->movedir < 8) + { + actor->angle &= (7 << 29); + delta = actor->angle - (actor->movedir << 29); + if (delta > 0) + { + actor->angle -= ANG90 / 2; + } + else if (delta < 0) + { + actor->angle += ANG90 / 2; + } + } + + if (!actor->target || !(actor->target->flags & MF_SHOOTABLE)) + { // look for a new target + if (P_LookForPlayers(actor, true)) + { // got a new target + return; + } + P_SetMobjState(actor, actor->info->spawnstate); + return; + } + +// +// don't attack twice in a row +// + if (actor->flags & MF_JUSTATTACKED) + { + actor->flags &= ~MF_JUSTATTACKED; + if (gameskill != sk_nightmare) + P_NewChaseDir(actor); + return; + } + +// +// check for melee attack +// + if (actor->info->meleestate && P_CheckMeleeRange(actor)) + { + if (actor->info->attacksound) + S_StartSound(actor, actor->info->attacksound); + P_SetMobjState(actor, actor->info->meleestate); + return; + } + +// +// check for missile attack +// + if (actor->info->missilestate) + { + if (gameskill < sk_nightmare && actor->movecount) + goto nomissile; + if (!P_CheckMissileRange(actor)) + goto nomissile; + P_SetMobjState(actor, actor->info->missilestate); + actor->flags |= MF_JUSTATTACKED; + return; + } + nomissile: + +// +// possibly choose another target +// + if (netgame && !actor->threshold && !P_CheckSight(actor, actor->target)) + { + if (P_LookForPlayers(actor, true)) + return; // got a new target + } + +// +// chase towards player +// + if (--actor->movecount < 0 || !P_Move(actor)) + { + P_NewChaseDir(actor); + } + +// +// make active sound +// + if (actor->info->activesound && P_Random() < 3) + { + if (actor->type == MT_WIZARD && P_Random() < 128) + { + S_StartSound(actor, actor->info->seesound); + } + else if (actor->type == MT_SORCERER2) + { + S_StartSound(NULL, actor->info->activesound); + } + else + { + S_StartSound(actor, actor->info->activesound); + } + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_FaceTarget +// +//---------------------------------------------------------------------------- + +void A_FaceTarget(mobj_t * actor) +{ + if (!actor->target) + { + return; + } + actor->flags &= ~MF_AMBUSH; + actor->angle = R_PointToAngle2(actor->x, actor->y, actor->target->x, + actor->target->y); + if (actor->target->flags & MF_SHADOW) + { // Target is a ghost + actor->angle += (P_Random() - P_Random()) << 21; + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_Pain +// +//---------------------------------------------------------------------------- + +void A_Pain(mobj_t * actor) +{ + if (actor->info->painsound) + { + S_StartSound(actor, actor->info->painsound); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_DripBlood +// +//---------------------------------------------------------------------------- + +void A_DripBlood(mobj_t * actor) +{ + mobj_t *mo; + + mo = P_SpawnMobj(actor->x + ((P_Random() - P_Random()) << 11), + actor->y + ((P_Random() - P_Random()) << 11), actor->z, + MT_BLOOD); + mo->momx = (P_Random() - P_Random()) << 10; + mo->momy = (P_Random() - P_Random()) << 10; + mo->flags2 |= MF2_LOGRAV; +} + +//---------------------------------------------------------------------------- +// +// PROC A_KnightAttack +// +//---------------------------------------------------------------------------- + +void A_KnightAttack(mobj_t * actor) +{ + if (!actor->target) + { + return; + } + if (P_CheckMeleeRange(actor)) + { + P_DamageMobj(actor->target, actor, actor, HITDICE(3)); + S_StartSound(actor, sfx_kgtat2); + return; + } + // Throw axe + S_StartSound(actor, actor->info->attacksound); + if (actor->type == MT_KNIGHTGHOST || P_Random() < 40) + { // Red axe + P_SpawnMissile(actor, actor->target, MT_REDAXE); + return; + } + // Green axe + P_SpawnMissile(actor, actor->target, MT_KNIGHTAXE); +} + +//---------------------------------------------------------------------------- +// +// PROC A_ImpExplode +// +//---------------------------------------------------------------------------- + +void A_ImpExplode(mobj_t * actor) +{ + mobj_t *mo; + + mo = P_SpawnMobj(actor->x, actor->y, actor->z, MT_IMPCHUNK1); + mo->momx = (P_Random() - P_Random()) << 10; + mo->momy = (P_Random() - P_Random()) << 10; + mo->momz = 9 * FRACUNIT; + mo = P_SpawnMobj(actor->x, actor->y, actor->z, MT_IMPCHUNK2); + mo->momx = (P_Random() - P_Random()) << 10; + mo->momy = (P_Random() - P_Random()) << 10; + mo->momz = 9 * FRACUNIT; + if (actor->special1 == 666) + { // Extreme death crash + P_SetMobjState(actor, S_IMP_XCRASH1); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_BeastPuff +// +//---------------------------------------------------------------------------- + +void A_BeastPuff(mobj_t * actor) +{ + if (P_Random() > 64) + { + P_SpawnMobj(actor->x + ((P_Random() - P_Random()) << 10), + actor->y + ((P_Random() - P_Random()) << 10), + actor->z + ((P_Random() - P_Random()) << 10), MT_PUFFY); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_ImpMeAttack +// +//---------------------------------------------------------------------------- + +void A_ImpMeAttack(mobj_t * actor) +{ + if (!actor->target) + { + return; + } + S_StartSound(actor, actor->info->attacksound); + if (P_CheckMeleeRange(actor)) + { + P_DamageMobj(actor->target, actor, actor, 5 + (P_Random() & 7)); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_ImpMsAttack +// +//---------------------------------------------------------------------------- + +void A_ImpMsAttack(mobj_t * actor) +{ + mobj_t *dest; + angle_t an; + int dist; + + if (!actor->target || P_Random() > 64) + { + P_SetMobjState(actor, actor->info->seestate); + return; + } + dest = actor->target; + actor->flags |= MF_SKULLFLY; + S_StartSound(actor, actor->info->attacksound); + A_FaceTarget(actor); + an = actor->angle >> ANGLETOFINESHIFT; + actor->momx = FixedMul(12 * FRACUNIT, finecosine[an]); + actor->momy = FixedMul(12 * FRACUNIT, finesine[an]); + dist = P_AproxDistance(dest->x - actor->x, dest->y - actor->y); + dist = dist / (12 * FRACUNIT); + if (dist < 1) + { + dist = 1; + } + actor->momz = (dest->z + (dest->height >> 1) - actor->z) / dist; +} + +//---------------------------------------------------------------------------- +// +// PROC A_ImpMsAttack2 +// +// Fireball attack of the imp leader. +// +//---------------------------------------------------------------------------- + +void A_ImpMsAttack2(mobj_t * actor) +{ + if (!actor->target) + { + return; + } + S_StartSound(actor, actor->info->attacksound); + if (P_CheckMeleeRange(actor)) + { + P_DamageMobj(actor->target, actor, actor, 5 + (P_Random() & 7)); + return; + } + P_SpawnMissile(actor, actor->target, MT_IMPBALL); +} + +//---------------------------------------------------------------------------- +// +// PROC A_ImpDeath +// +//---------------------------------------------------------------------------- + +void A_ImpDeath(mobj_t * actor) +{ + actor->flags &= ~MF_SOLID; + actor->flags2 |= MF2_FOOTCLIP; + if (actor->z <= actor->floorz) + { + P_SetMobjState(actor, S_IMP_CRASH1); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_ImpXDeath1 +// +//---------------------------------------------------------------------------- + +void A_ImpXDeath1(mobj_t * actor) +{ + actor->flags &= ~MF_SOLID; + actor->flags |= MF_NOGRAVITY; + actor->flags2 |= MF2_FOOTCLIP; + actor->special1 = 666; // Flag the crash routine +} + +//---------------------------------------------------------------------------- +// +// PROC A_ImpXDeath2 +// +//---------------------------------------------------------------------------- + +void A_ImpXDeath2(mobj_t * actor) +{ + actor->flags &= ~MF_NOGRAVITY; + if (actor->z <= actor->floorz) + { + P_SetMobjState(actor, S_IMP_CRASH1); + } +} + +//---------------------------------------------------------------------------- +// +// FUNC P_UpdateChicken +// +// Returns true if the chicken morphs. +// +//---------------------------------------------------------------------------- + +boolean P_UpdateChicken(mobj_t * actor, int tics) +{ + mobj_t *fog; + fixed_t x; + fixed_t y; + fixed_t z; + mobjtype_t moType; + mobj_t *mo; + mobj_t oldChicken; + + actor->special1 -= tics; + if (actor->special1 > 0) + { + return (false); + } + moType = actor->special2; + x = actor->x; + y = actor->y; + z = actor->z; + oldChicken = *actor; + P_SetMobjState(actor, S_FREETARGMOBJ); + mo = P_SpawnMobj(x, y, z, moType); + if (P_TestMobjLocation(mo) == false) + { // Didn't fit + P_RemoveMobj(mo); + mo = P_SpawnMobj(x, y, z, MT_CHICKEN); + mo->angle = oldChicken.angle; + mo->flags = oldChicken.flags; + mo->health = oldChicken.health; + mo->target = oldChicken.target; + mo->special1 = 5 * 35; // Next try in 5 seconds + mo->special2 = moType; + return (false); + } + mo->angle = oldChicken.angle; + mo->target = oldChicken.target; + fog = P_SpawnMobj(x, y, z + TELEFOGHEIGHT, MT_TFOG); + S_StartSound(fog, sfx_telept); + return (true); +} + +//---------------------------------------------------------------------------- +// +// PROC A_ChicAttack +// +//---------------------------------------------------------------------------- + +void A_ChicAttack(mobj_t * actor) +{ + if (P_UpdateChicken(actor, 18)) + { + return; + } + if (!actor->target) + { + return; + } + if (P_CheckMeleeRange(actor)) + { + P_DamageMobj(actor->target, actor, actor, 1 + (P_Random() & 1)); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_ChicLook +// +//---------------------------------------------------------------------------- + +void A_ChicLook(mobj_t * actor) +{ + if (P_UpdateChicken(actor, 10)) + { + return; + } + A_Look(actor); +} + +//---------------------------------------------------------------------------- +// +// PROC A_ChicChase +// +//---------------------------------------------------------------------------- + +void A_ChicChase(mobj_t * actor) +{ + if (P_UpdateChicken(actor, 3)) + { + return; + } + A_Chase(actor); +} + +//---------------------------------------------------------------------------- +// +// PROC A_ChicPain +// +//---------------------------------------------------------------------------- + +void A_ChicPain(mobj_t * actor) +{ + if (P_UpdateChicken(actor, 10)) + { + return; + } + S_StartSound(actor, actor->info->painsound); +} + +//---------------------------------------------------------------------------- +// +// PROC A_Feathers +// +//---------------------------------------------------------------------------- + +void A_Feathers(mobj_t * actor) +{ + int i; + int count; + mobj_t *mo; + + if (actor->health > 0) + { // Pain + count = P_Random() < 32 ? 2 : 1; + } + else + { // Death + count = 5 + (P_Random() & 3); + } + for (i = 0; i < count; i++) + { + mo = P_SpawnMobj(actor->x, actor->y, actor->z + 20 * FRACUNIT, + MT_FEATHER); + mo->target = actor; + mo->momx = (P_Random() - P_Random()) << 8; + mo->momy = (P_Random() - P_Random()) << 8; + mo->momz = FRACUNIT + (P_Random() << 9); + P_SetMobjState(mo, S_FEATHER1 + (P_Random() & 7)); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_MummyAttack +// +//---------------------------------------------------------------------------- + +void A_MummyAttack(mobj_t * actor) +{ + if (!actor->target) + { + return; + } + S_StartSound(actor, actor->info->attacksound); + if (P_CheckMeleeRange(actor)) + { + P_DamageMobj(actor->target, actor, actor, HITDICE(2)); + S_StartSound(actor, sfx_mumat2); + return; + } + S_StartSound(actor, sfx_mumat1); +} + +//---------------------------------------------------------------------------- +// +// PROC A_MummyAttack2 +// +// Mummy leader missile attack. +// +//---------------------------------------------------------------------------- + +void A_MummyAttack2(mobj_t * actor) +{ + mobj_t *mo; + + if (!actor->target) + { + return; + } + //S_StartSound(actor, actor->info->attacksound); + if (P_CheckMeleeRange(actor)) + { + P_DamageMobj(actor->target, actor, actor, HITDICE(2)); + return; + } + mo = P_SpawnMissile(actor, actor->target, MT_MUMMYFX1); + //mo = P_SpawnMissile(actor, actor->target, MT_EGGFX); + if (mo != NULL) + { + mo->special1 = (int) actor->target; + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_MummyFX1Seek +// +//---------------------------------------------------------------------------- + +void A_MummyFX1Seek(mobj_t * actor) +{ + P_SeekerMissile(actor, ANG1_X * 10, ANG1_X * 20); +} + +//---------------------------------------------------------------------------- +// +// PROC A_MummySoul +// +//---------------------------------------------------------------------------- + +void A_MummySoul(mobj_t * mummy) +{ + mobj_t *mo; + + mo = P_SpawnMobj(mummy->x, mummy->y, mummy->z + 10 * FRACUNIT, + MT_MUMMYSOUL); + mo->momz = FRACUNIT; +} + +//---------------------------------------------------------------------------- +// +// PROC A_Sor1Pain +// +//---------------------------------------------------------------------------- + +void A_Sor1Pain(mobj_t * actor) +{ + actor->special1 = 20; // Number of steps to walk fast + A_Pain(actor); +} + +//---------------------------------------------------------------------------- +// +// PROC A_Sor1Chase +// +//---------------------------------------------------------------------------- + +void A_Sor1Chase(mobj_t * actor) +{ + if (actor->special1) + { + actor->special1--; + actor->tics -= 3; + } + A_Chase(actor); +} + +//---------------------------------------------------------------------------- +// +// PROC A_Srcr1Attack +// +// Sorcerer demon attack. +// +//---------------------------------------------------------------------------- + +void A_Srcr1Attack(mobj_t * actor) +{ + mobj_t *mo; + fixed_t momz; + angle_t angle; + + if (!actor->target) + { + return; + } + S_StartSound(actor, actor->info->attacksound); + if (P_CheckMeleeRange(actor)) + { + P_DamageMobj(actor->target, actor, actor, HITDICE(8)); + return; + } + if (actor->health > (actor->info->spawnhealth / 3) * 2) + { // Spit one fireball + P_SpawnMissile(actor, actor->target, MT_SRCRFX1); + } + else + { // Spit three fireballs + mo = P_SpawnMissile(actor, actor->target, MT_SRCRFX1); + if (mo) + { + momz = mo->momz; + angle = mo->angle; + P_SpawnMissileAngle(actor, MT_SRCRFX1, angle - ANG1_X * 3, momz); + P_SpawnMissileAngle(actor, MT_SRCRFX1, angle + ANG1_X * 3, momz); + } + if (actor->health < actor->info->spawnhealth / 3) + { // Maybe attack again + if (actor->special1) + { // Just attacked, so don't attack again + actor->special1 = 0; + } + else + { // Set state to attack again + actor->special1 = 1; + P_SetMobjState(actor, S_SRCR1_ATK4); + } + } + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_SorcererRise +// +//---------------------------------------------------------------------------- + +void A_SorcererRise(mobj_t * actor) +{ + mobj_t *mo; + + actor->flags &= ~MF_SOLID; + mo = P_SpawnMobj(actor->x, actor->y, actor->z, MT_SORCERER2); + P_SetMobjState(mo, S_SOR2_RISE1); + mo->angle = actor->angle; + mo->target = actor->target; +} + +//---------------------------------------------------------------------------- +// +// PROC P_DSparilTeleport +// +//---------------------------------------------------------------------------- + +void P_DSparilTeleport(mobj_t * actor) +{ + int i; + fixed_t x; + fixed_t y; + fixed_t prevX; + fixed_t prevY; + fixed_t prevZ; + mobj_t *mo; + + if (!BossSpotCount) + { // No spots + return; + } + i = P_Random(); + do + { + i++; + x = BossSpots[i % BossSpotCount].x; + y = BossSpots[i % BossSpotCount].y; + } + while (P_AproxDistance(actor->x - x, actor->y - y) < 128 * FRACUNIT); + prevX = actor->x; + prevY = actor->y; + prevZ = actor->z; + if (P_TeleportMove(actor, x, y)) + { + mo = P_SpawnMobj(prevX, prevY, prevZ, MT_SOR2TELEFADE); + S_StartSound(mo, sfx_telept); + P_SetMobjState(actor, S_SOR2_TELE1); + S_StartSound(actor, sfx_telept); + actor->z = actor->floorz; + actor->angle = BossSpots[i % BossSpotCount].angle; + actor->momx = actor->momy = actor->momz = 0; + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_Srcr2Decide +// +//---------------------------------------------------------------------------- + +void A_Srcr2Decide(mobj_t * actor) +{ + static int chance[] = { + 192, 120, 120, 120, 64, 64, 32, 16, 0 + }; + + if (!BossSpotCount) + { // No spots + return; + } + if (P_Random() < chance[actor->health / (actor->info->spawnhealth / 8)]) + { + P_DSparilTeleport(actor); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_Srcr2Attack +// +//---------------------------------------------------------------------------- + +void A_Srcr2Attack(mobj_t * actor) +{ + int chance; + + if (!actor->target) + { + return; + } + S_StartSound(NULL, actor->info->attacksound); + if (P_CheckMeleeRange(actor)) + { + P_DamageMobj(actor->target, actor, actor, HITDICE(20)); + return; + } + chance = actor->health < actor->info->spawnhealth / 2 ? 96 : 48; + if (P_Random() < chance) + { // Wizard spawners + P_SpawnMissileAngle(actor, MT_SOR2FX2, + actor->angle - ANG45, FRACUNIT / 2); + P_SpawnMissileAngle(actor, MT_SOR2FX2, + actor->angle + ANG45, FRACUNIT / 2); + } + else + { // Blue bolt + P_SpawnMissile(actor, actor->target, MT_SOR2FX1); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_BlueSpark +// +//---------------------------------------------------------------------------- + +void A_BlueSpark(mobj_t * actor) +{ + int i; + mobj_t *mo; + + for (i = 0; i < 2; i++) + { + mo = P_SpawnMobj(actor->x, actor->y, actor->z, MT_SOR2FXSPARK); + mo->momx = (P_Random() - P_Random()) << 9; + mo->momy = (P_Random() - P_Random()) << 9; + mo->momz = FRACUNIT + (P_Random() << 8); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_GenWizard +// +//---------------------------------------------------------------------------- + +void A_GenWizard(mobj_t * actor) +{ + mobj_t *mo; + mobj_t *fog; + + mo = P_SpawnMobj(actor->x, actor->y, + actor->z - mobjinfo[MT_WIZARD].height / 2, MT_WIZARD); + if (P_TestMobjLocation(mo) == false) + { // Didn't fit + P_RemoveMobj(mo); + return; + } + actor->momx = actor->momy = actor->momz = 0; + P_SetMobjState(actor, mobjinfo[actor->type].deathstate); + actor->flags &= ~MF_MISSILE; + fog = P_SpawnMobj(actor->x, actor->y, actor->z, MT_TFOG); + S_StartSound(fog, sfx_telept); +} + +//---------------------------------------------------------------------------- +// +// PROC A_Sor2DthInit +// +//---------------------------------------------------------------------------- + +void A_Sor2DthInit(mobj_t * actor) +{ + actor->special1 = 7; // Animation loop counter + P_Massacre(); // Kill monsters early +} + +//---------------------------------------------------------------------------- +// +// PROC A_Sor2DthLoop +// +//---------------------------------------------------------------------------- + +void A_Sor2DthLoop(mobj_t * actor) +{ + if (--actor->special1) + { // Need to loop + P_SetMobjState(actor, S_SOR2_DIE4); + } +} + +//---------------------------------------------------------------------------- +// +// D'Sparil Sound Routines +// +//---------------------------------------------------------------------------- + +void A_SorZap(mobj_t * actor) +{ + S_StartSound(NULL, sfx_sorzap); +} + +void A_SorRise(mobj_t * actor) +{ + S_StartSound(NULL, sfx_sorrise); +} + +void A_SorDSph(mobj_t * actor) +{ + S_StartSound(NULL, sfx_sordsph); +} + +void A_SorDExp(mobj_t * actor) +{ + S_StartSound(NULL, sfx_sordexp); +} + +void A_SorDBon(mobj_t * actor) +{ + S_StartSound(NULL, sfx_sordbon); +} + +void A_SorSightSnd(mobj_t * actor) +{ + S_StartSound(NULL, sfx_sorsit); +} + +//---------------------------------------------------------------------------- +// +// PROC A_MinotaurAtk1 +// +// Melee attack. +// +//---------------------------------------------------------------------------- + +void A_MinotaurAtk1(mobj_t * actor) +{ + player_t *player; + + if (!actor->target) + { + return; + } + S_StartSound(actor, sfx_stfpow); + if (P_CheckMeleeRange(actor)) + { + P_DamageMobj(actor->target, actor, actor, HITDICE(4)); + if ((player = actor->target->player) != NULL) + { // Squish the player + player->deltaviewheight = -16 * FRACUNIT; + } + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_MinotaurDecide +// +// Choose a missile attack. +// +//---------------------------------------------------------------------------- + +#define MNTR_CHARGE_SPEED (13*FRACUNIT) + +void A_MinotaurDecide(mobj_t * actor) +{ + angle_t angle; + mobj_t *target; + int dist; + + target = actor->target; + if (!target) + { + return; + } + S_StartSound(actor, sfx_minsit); + dist = P_AproxDistance(actor->x - target->x, actor->y - target->y); + if (target->z + target->height > actor->z + && target->z + target->height < actor->z + actor->height + && dist < 8 * 64 * FRACUNIT + && dist > 1 * 64 * FRACUNIT && P_Random() < 150) + { // Charge attack + // Don't call the state function right away + P_SetMobjStateNF(actor, S_MNTR_ATK4_1); + actor->flags |= MF_SKULLFLY; + A_FaceTarget(actor); + angle = actor->angle >> ANGLETOFINESHIFT; + actor->momx = FixedMul(MNTR_CHARGE_SPEED, finecosine[angle]); + actor->momy = FixedMul(MNTR_CHARGE_SPEED, finesine[angle]); + actor->special1 = 35 / 2; // Charge duration + } + else if (target->z == target->floorz + && dist < 9 * 64 * FRACUNIT && P_Random() < 220) + { // Floor fire attack + P_SetMobjState(actor, S_MNTR_ATK3_1); + actor->special2 = 0; + } + else + { // Swing attack + A_FaceTarget(actor); + // Don't need to call P_SetMobjState because the current state + // falls through to the swing attack + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_MinotaurCharge +// +//---------------------------------------------------------------------------- + +void A_MinotaurCharge(mobj_t * actor) +{ + mobj_t *puff; + + if (actor->special1) + { + puff = P_SpawnMobj(actor->x, actor->y, actor->z, MT_PHOENIXPUFF); + puff->momz = 2 * FRACUNIT; + actor->special1--; + } + else + { + actor->flags &= ~MF_SKULLFLY; + P_SetMobjState(actor, actor->info->seestate); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_MinotaurAtk2 +// +// Swing attack. +// +//---------------------------------------------------------------------------- + +void A_MinotaurAtk2(mobj_t * actor) +{ + mobj_t *mo; + angle_t angle; + fixed_t momz; + + if (!actor->target) + { + return; + } + S_StartSound(actor, sfx_minat2); + if (P_CheckMeleeRange(actor)) + { + P_DamageMobj(actor->target, actor, actor, HITDICE(5)); + return; + } + mo = P_SpawnMissile(actor, actor->target, MT_MNTRFX1); + if (mo) + { + S_StartSound(mo, sfx_minat2); + momz = mo->momz; + angle = mo->angle; + P_SpawnMissileAngle(actor, MT_MNTRFX1, angle - (ANG45 / 8), momz); + P_SpawnMissileAngle(actor, MT_MNTRFX1, angle + (ANG45 / 8), momz); + P_SpawnMissileAngle(actor, MT_MNTRFX1, angle - (ANG45 / 16), momz); + P_SpawnMissileAngle(actor, MT_MNTRFX1, angle + (ANG45 / 16), momz); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_MinotaurAtk3 +// +// Floor fire attack. +// +//---------------------------------------------------------------------------- + +void A_MinotaurAtk3(mobj_t * actor) +{ + mobj_t *mo; + player_t *player; + + if (!actor->target) + { + return; + } + if (P_CheckMeleeRange(actor)) + { + P_DamageMobj(actor->target, actor, actor, HITDICE(5)); + if ((player = actor->target->player) != NULL) + { // Squish the player + player->deltaviewheight = -16 * FRACUNIT; + } + } + else + { + mo = P_SpawnMissile(actor, actor->target, MT_MNTRFX2); + if (mo != NULL) + { + S_StartSound(mo, sfx_minat1); + } + } + if (P_Random() < 192 && actor->special2 == 0) + { + P_SetMobjState(actor, S_MNTR_ATK3_4); + actor->special2 = 1; + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_MntrFloorFire +// +//---------------------------------------------------------------------------- + +void A_MntrFloorFire(mobj_t * actor) +{ + mobj_t *mo; + + actor->z = actor->floorz; + mo = P_SpawnMobj(actor->x + ((P_Random() - P_Random()) << 10), + actor->y + ((P_Random() - P_Random()) << 10), ONFLOORZ, + MT_MNTRFX3); + mo->target = actor->target; + mo->momx = 1; // Force block checking + P_CheckMissileSpawn(mo); +} + +//---------------------------------------------------------------------------- +// +// PROC A_BeastAttack +// +//---------------------------------------------------------------------------- + +void A_BeastAttack(mobj_t * actor) +{ + if (!actor->target) + { + return; + } + S_StartSound(actor, actor->info->attacksound); + if (P_CheckMeleeRange(actor)) + { + P_DamageMobj(actor->target, actor, actor, HITDICE(3)); + return; + } + P_SpawnMissile(actor, actor->target, MT_BEASTBALL); +} + +//---------------------------------------------------------------------------- +// +// PROC A_HeadAttack +// +//---------------------------------------------------------------------------- + +void A_HeadAttack(mobj_t * actor) +{ + int i; + mobj_t *fire; + mobj_t *baseFire; + mobj_t *mo; + mobj_t *target; + int randAttack; + static int atkResolve1[] = { 50, 150 }; + static int atkResolve2[] = { 150, 200 }; + int dist; + + // Ice ball (close 20% : far 60%) + // Fire column (close 40% : far 20%) + // Whirlwind (close 40% : far 20%) + // Distance threshold = 8 cells + + target = actor->target; + if (target == NULL) + { + return; + } + A_FaceTarget(actor); + if (P_CheckMeleeRange(actor)) + { + P_DamageMobj(target, actor, actor, HITDICE(6)); + return; + } + dist = P_AproxDistance(actor->x - target->x, actor->y - target->y) + > 8 * 64 * FRACUNIT; + randAttack = P_Random(); + if (randAttack < atkResolve1[dist]) + { // Ice ball + P_SpawnMissile(actor, target, MT_HEADFX1); + S_StartSound(actor, sfx_hedat2); + } + else if (randAttack < atkResolve2[dist]) + { // Fire column + baseFire = P_SpawnMissile(actor, target, MT_HEADFX3); + if (baseFire != NULL) + { + P_SetMobjState(baseFire, S_HEADFX3_4); // Don't grow + for (i = 0; i < 5; i++) + { + fire = P_SpawnMobj(baseFire->x, baseFire->y, + baseFire->z, MT_HEADFX3); + if (i == 0) + { + S_StartSound(actor, sfx_hedat1); + } + fire->target = baseFire->target; + fire->angle = baseFire->angle; + fire->momx = baseFire->momx; + fire->momy = baseFire->momy; + fire->momz = baseFire->momz; + fire->damage = 0; + fire->health = (i + 1) * 2; + P_CheckMissileSpawn(fire); + } + } + } + else + { // Whirlwind + mo = P_SpawnMissile(actor, target, MT_WHIRLWIND); + if (mo != NULL) + { + mo->z -= 32 * FRACUNIT; + mo->special1 = (int) target; + mo->special2 = 50; // Timer for active sound + mo->health = 20 * TICRATE; // Duration + S_StartSound(actor, sfx_hedat3); + } + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_WhirlwindSeek +// +//---------------------------------------------------------------------------- + +void A_WhirlwindSeek(mobj_t * actor) +{ + actor->health -= 3; + if (actor->health < 0) + { + actor->momx = actor->momy = actor->momz = 0; + P_SetMobjState(actor, mobjinfo[actor->type].deathstate); + actor->flags &= ~MF_MISSILE; + return; + } + if ((actor->special2 -= 3) < 0) + { + actor->special2 = 58 + (P_Random() & 31); + S_StartSound(actor, sfx_hedat3); + } + if (actor->special1 + && (((mobj_t *) (actor->special1))->flags & MF_SHADOW)) + { + return; + } + P_SeekerMissile(actor, ANG1_X * 10, ANG1_X * 30); +} + +//---------------------------------------------------------------------------- +// +// PROC A_HeadIceImpact +// +//---------------------------------------------------------------------------- + +void A_HeadIceImpact(mobj_t * ice) +{ + int i; + angle_t angle; + mobj_t *shard; + + for (i = 0; i < 8; i++) + { + shard = P_SpawnMobj(ice->x, ice->y, ice->z, MT_HEADFX2); + angle = i * ANG45; + shard->target = ice->target; + shard->angle = angle; + angle >>= ANGLETOFINESHIFT; + shard->momx = FixedMul(shard->info->speed, finecosine[angle]); + shard->momy = FixedMul(shard->info->speed, finesine[angle]); + shard->momz = (fixed_t)(-.6 * FRACUNIT); + P_CheckMissileSpawn(shard); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_HeadFireGrow +// +//---------------------------------------------------------------------------- + +void A_HeadFireGrow(mobj_t * fire) +{ + fire->health--; + fire->z += 9 * FRACUNIT; + if (fire->health == 0) + { + fire->damage = fire->info->damage; + P_SetMobjState(fire, S_HEADFX3_4); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_SnakeAttack +// +//---------------------------------------------------------------------------- + +void A_SnakeAttack(mobj_t * actor) +{ + if (!actor->target) + { + P_SetMobjState(actor, S_SNAKE_WALK1); + return; + } + S_StartSound(actor, actor->info->attacksound); + A_FaceTarget(actor); + P_SpawnMissile(actor, actor->target, MT_SNAKEPRO_A); +} + +//---------------------------------------------------------------------------- +// +// PROC A_SnakeAttack2 +// +//---------------------------------------------------------------------------- + +void A_SnakeAttack2(mobj_t * actor) +{ + if (!actor->target) + { + P_SetMobjState(actor, S_SNAKE_WALK1); + return; + } + S_StartSound(actor, actor->info->attacksound); + A_FaceTarget(actor); + P_SpawnMissile(actor, actor->target, MT_SNAKEPRO_B); +} + +//---------------------------------------------------------------------------- +// +// PROC A_ClinkAttack +// +//---------------------------------------------------------------------------- + +void A_ClinkAttack(mobj_t * actor) +{ + int damage; + + if (!actor->target) + { + return; + } + S_StartSound(actor, actor->info->attacksound); + if (P_CheckMeleeRange(actor)) + { + damage = ((P_Random() % 7) + 3); + P_DamageMobj(actor->target, actor, actor, damage); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_GhostOff +// +//---------------------------------------------------------------------------- + +void A_GhostOff(mobj_t * actor) +{ + actor->flags &= ~MF_SHADOW; +} + +//---------------------------------------------------------------------------- +// +// PROC A_WizAtk1 +// +//---------------------------------------------------------------------------- + +void A_WizAtk1(mobj_t * actor) +{ + A_FaceTarget(actor); + actor->flags &= ~MF_SHADOW; +} + +//---------------------------------------------------------------------------- +// +// PROC A_WizAtk2 +// +//---------------------------------------------------------------------------- + +void A_WizAtk2(mobj_t * actor) +{ + A_FaceTarget(actor); + actor->flags |= MF_SHADOW; +} + +//---------------------------------------------------------------------------- +// +// PROC A_WizAtk3 +// +//---------------------------------------------------------------------------- + +void A_WizAtk3(mobj_t * actor) +{ + mobj_t *mo; + angle_t angle; + fixed_t momz; + + actor->flags &= ~MF_SHADOW; + if (!actor->target) + { + return; + } + S_StartSound(actor, actor->info->attacksound); + if (P_CheckMeleeRange(actor)) + { + P_DamageMobj(actor->target, actor, actor, HITDICE(4)); + return; + } + mo = P_SpawnMissile(actor, actor->target, MT_WIZFX1); + if (mo) + { + momz = mo->momz; + angle = mo->angle; + P_SpawnMissileAngle(actor, MT_WIZFX1, angle - (ANG45 / 8), momz); + P_SpawnMissileAngle(actor, MT_WIZFX1, angle + (ANG45 / 8), momz); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_Scream +// +//---------------------------------------------------------------------------- + +void A_Scream(mobj_t * actor) +{ + switch (actor->type) + { + case MT_CHICPLAYER: + case MT_SORCERER1: + case MT_MINOTAUR: + // Make boss death sounds full volume + S_StartSound(NULL, actor->info->deathsound); + break; + case MT_PLAYER: + // Handle the different player death screams + if (actor->special1 < 10) + { // Wimpy death sound + S_StartSound(actor, sfx_plrwdth); + } + else if (actor->health > -50) + { // Normal death sound + S_StartSound(actor, actor->info->deathsound); + } + else if (actor->health > -100) + { // Crazy death sound + S_StartSound(actor, sfx_plrcdth); + } + else + { // Extreme death sound + S_StartSound(actor, sfx_gibdth); + } + break; + default: + S_StartSound(actor, actor->info->deathsound); + break; + } +} + +//--------------------------------------------------------------------------- +// +// PROC P_DropItem +// +//--------------------------------------------------------------------------- + +void P_DropItem(mobj_t * source, mobjtype_t type, int special, int chance) +{ + mobj_t *mo; + + if (P_Random() > chance) + { + return; + } + mo = P_SpawnMobj(source->x, source->y, + source->z + (source->height >> 1), type); + mo->momx = (P_Random() - P_Random()) << 8; + mo->momy = (P_Random() - P_Random()) << 8; + mo->momz = FRACUNIT * 5 + (P_Random() << 10); + mo->flags |= MF_DROPPED; + mo->health = special; +} + +//---------------------------------------------------------------------------- +// +// PROC A_NoBlocking +// +//---------------------------------------------------------------------------- + +void A_NoBlocking(mobj_t * actor) +{ + actor->flags &= ~MF_SOLID; + // Check for monsters dropping things + switch (actor->type) + { + case MT_MUMMY: + case MT_MUMMYLEADER: + case MT_MUMMYGHOST: + case MT_MUMMYLEADERGHOST: + P_DropItem(actor, MT_AMGWNDWIMPY, 3, 84); + break; + case MT_KNIGHT: + case MT_KNIGHTGHOST: + P_DropItem(actor, MT_AMCBOWWIMPY, 5, 84); + break; + case MT_WIZARD: + P_DropItem(actor, MT_AMBLSRWIMPY, 10, 84); + P_DropItem(actor, MT_ARTITOMEOFPOWER, 0, 4); + break; + case MT_HEAD: + P_DropItem(actor, MT_AMBLSRWIMPY, 10, 84); + P_DropItem(actor, MT_ARTIEGG, 0, 51); + break; + case MT_BEAST: + P_DropItem(actor, MT_AMCBOWWIMPY, 10, 84); + break; + case MT_CLINK: + P_DropItem(actor, MT_AMSKRDWIMPY, 20, 84); + break; + case MT_SNAKE: + P_DropItem(actor, MT_AMPHRDWIMPY, 5, 84); + break; + case MT_MINOTAUR: + P_DropItem(actor, MT_ARTISUPERHEAL, 0, 51); + P_DropItem(actor, MT_AMPHRDWIMPY, 10, 84); + break; + default: + break; + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_Explode +// +// Handles a bunch of exploding things. +// +//---------------------------------------------------------------------------- + +void A_Explode(mobj_t * actor) +{ + int damage; + + damage = 128; + switch (actor->type) + { + case MT_FIREBOMB: // Time Bombs + actor->z += 32 * FRACUNIT; + actor->flags &= ~MF_SHADOW; + break; + case MT_MNTRFX2: // Minotaur floor fire + damage = 24; + break; + case MT_SOR2FX1: // D'Sparil missile + damage = 80 + (P_Random() & 31); + break; + default: + break; + } + P_RadiusAttack(actor, actor->target, damage); + P_HitFloor(actor); +} + +//---------------------------------------------------------------------------- +// +// PROC A_PodPain +// +//---------------------------------------------------------------------------- + +void A_PodPain(mobj_t * actor) +{ + int i; + int count; + int chance; + mobj_t *goo; + + chance = P_Random(); + if (chance < 128) + { + return; + } + count = chance > 240 ? 2 : 1; + for (i = 0; i < count; i++) + { + goo = P_SpawnMobj(actor->x, actor->y, + actor->z + 48 * FRACUNIT, MT_PODGOO); + goo->target = actor; + goo->momx = (P_Random() - P_Random()) << 9; + goo->momy = (P_Random() - P_Random()) << 9; + goo->momz = FRACUNIT / 2 + (P_Random() << 9); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_RemovePod +// +//---------------------------------------------------------------------------- + +void A_RemovePod(mobj_t * actor) +{ + mobj_t *mo; + + if (actor->special2) + { + mo = (mobj_t *) actor->special2; + if (mo->special1 > 0) + { + mo->special1--; + } + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_MakePod +// +//---------------------------------------------------------------------------- + +#define MAX_GEN_PODS 16 + +void A_MakePod(mobj_t * actor) +{ + mobj_t *mo; + fixed_t x; + fixed_t y; + fixed_t z; + + if (actor->special1 == MAX_GEN_PODS) + { // Too many generated pods + return; + } + x = actor->x; + y = actor->y; + z = actor->z; + mo = P_SpawnMobj(x, y, ONFLOORZ, MT_POD); + if (P_CheckPosition(mo, x, y) == false) + { // Didn't fit + P_RemoveMobj(mo); + return; + } + P_SetMobjState(mo, S_POD_GROW1); + P_ThrustMobj(mo, P_Random() << 24, (fixed_t) (4.5 * FRACUNIT)); + S_StartSound(mo, sfx_newpod); + actor->special1++; // Increment generated pod count + mo->special2 = (int) actor; // Link the generator to the pod + return; +} + +//---------------------------------------------------------------------------- +// +// PROC P_Massacre +// +// Kills all monsters. +// +//---------------------------------------------------------------------------- + +void P_Massacre(void) +{ + mobj_t *mo; + thinker_t *think; + + for (think = thinkercap.next; think != &thinkercap; think = think->next) + { + if (think->function != P_MobjThinker) + { // Not a mobj thinker + continue; + } + mo = (mobj_t *) think; + if ((mo->flags & MF_COUNTKILL) && (mo->health > 0)) + { + P_DamageMobj(mo, NULL, NULL, 10000); + } + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_BossDeath +// +// Trigger special effects if all bosses are dead. +// +//---------------------------------------------------------------------------- + +void A_BossDeath(mobj_t * actor) +{ + mobj_t *mo; + thinker_t *think; + line_t dummyLine; + static mobjtype_t bossType[6] = { + MT_HEAD, + MT_MINOTAUR, + MT_SORCERER2, + MT_HEAD, + MT_MINOTAUR, + -1 + }; + + if (gamemap != 8) + { // Not a boss level + return; + } + if (actor->type != bossType[gameepisode - 1]) + { // Not considered a boss in this episode + return; + } + // Make sure all bosses are dead + for (think = thinkercap.next; think != &thinkercap; think = think->next) + { + if (think->function != P_MobjThinker) + { // Not a mobj thinker + continue; + } + mo = (mobj_t *) think; + if ((mo != actor) && (mo->type == actor->type) && (mo->health > 0)) + { // Found a living boss + return; + } + } + if (gameepisode > 1) + { // Kill any remaining monsters + P_Massacre(); + } + dummyLine.tag = 666; + EV_DoFloor(&dummyLine, lowerFloor); +} + +//---------------------------------------------------------------------------- +// +// PROC A_ESound +// +//---------------------------------------------------------------------------- + +void A_ESound(mobj_t * mo) +{ + int sound = sfx_None; + + switch (mo->type) + { + case MT_SOUNDWATERFALL: + sound = sfx_waterfl; + break; + case MT_SOUNDWIND: + sound = sfx_wind; + break; + default: + break; + } + S_StartSound(mo, sound); +} + +//---------------------------------------------------------------------------- +// +// PROC A_SpawnTeleGlitter +// +//---------------------------------------------------------------------------- + +void A_SpawnTeleGlitter(mobj_t * actor) +{ + mobj_t *mo; + + mo = P_SpawnMobj(actor->x + ((P_Random() & 31) - 16) * FRACUNIT, + actor->y + ((P_Random() & 31) - 16) * FRACUNIT, + actor->subsector->sector->floorheight, MT_TELEGLITTER); + mo->momz = FRACUNIT / 4; +} + +//---------------------------------------------------------------------------- +// +// PROC A_SpawnTeleGlitter2 +// +//---------------------------------------------------------------------------- + +void A_SpawnTeleGlitter2(mobj_t * actor) +{ + mobj_t *mo; + + mo = P_SpawnMobj(actor->x + ((P_Random() & 31) - 16) * FRACUNIT, + actor->y + ((P_Random() & 31) - 16) * FRACUNIT, + actor->subsector->sector->floorheight, MT_TELEGLITTER2); + mo->momz = FRACUNIT / 4; +} + +//---------------------------------------------------------------------------- +// +// PROC A_AccTeleGlitter +// +//---------------------------------------------------------------------------- + +void A_AccTeleGlitter(mobj_t * actor) +{ + if (++actor->health > 35) + { + actor->momz += actor->momz / 2; + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_InitKeyGizmo +// +//---------------------------------------------------------------------------- + +void A_InitKeyGizmo(mobj_t * gizmo) +{ + mobj_t *mo; + statenum_t state = S_NULL; + + switch (gizmo->type) + { + case MT_KEYGIZMOBLUE: + state = S_KGZ_BLUEFLOAT1; + break; + case MT_KEYGIZMOGREEN: + state = S_KGZ_GREENFLOAT1; + break; + case MT_KEYGIZMOYELLOW: + state = S_KGZ_YELLOWFLOAT1; + break; + default: + break; + } + mo = P_SpawnMobj(gizmo->x, gizmo->y, gizmo->z + 60 * FRACUNIT, + MT_KEYGIZMOFLOAT); + P_SetMobjState(mo, state); +} + +//---------------------------------------------------------------------------- +// +// PROC A_VolcanoSet +// +//---------------------------------------------------------------------------- + +void A_VolcanoSet(mobj_t * volcano) +{ + volcano->tics = 105 + (P_Random() & 127); +} + +//---------------------------------------------------------------------------- +// +// PROC A_VolcanoBlast +// +//---------------------------------------------------------------------------- + +void A_VolcanoBlast(mobj_t * volcano) +{ + int i; + int count; + mobj_t *blast; + angle_t angle; + + count = 1 + (P_Random() % 3); + for (i = 0; i < count; i++) + { + blast = P_SpawnMobj(volcano->x, volcano->y, volcano->z + 44 * FRACUNIT, MT_VOLCANOBLAST); // MT_VOLCANOBLAST + blast->target = volcano; + angle = P_Random() << 24; + blast->angle = angle; + angle >>= ANGLETOFINESHIFT; + blast->momx = FixedMul(1 * FRACUNIT, finecosine[angle]); + blast->momy = FixedMul(1 * FRACUNIT, finesine[angle]); + blast->momz = (fixed_t)(2.5 * FRACUNIT) + (P_Random() << 10); + S_StartSound(blast, sfx_volsht); + P_CheckMissileSpawn(blast); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_VolcBallImpact +// +//---------------------------------------------------------------------------- + +void A_VolcBallImpact(mobj_t * ball) +{ + int i; + mobj_t *tiny; + angle_t angle; + + if (ball->z <= ball->floorz) + { + ball->flags |= MF_NOGRAVITY; + ball->flags2 &= ~MF2_LOGRAV; + ball->z += 28 * FRACUNIT; + //ball->momz = 3*FRACUNIT; + } + P_RadiusAttack(ball, ball->target, 25); + for (i = 0; i < 4; i++) + { + tiny = P_SpawnMobj(ball->x, ball->y, ball->z, MT_VOLCANOTBLAST); + tiny->target = ball; + angle = i * ANG90; + tiny->angle = angle; + angle >>= ANGLETOFINESHIFT; + tiny->momx = FixedMul((fixed_t)(FRACUNIT * .7), finecosine[angle]); + tiny->momy = FixedMul((fixed_t)(FRACUNIT * .7), finesine[angle]); + tiny->momz = FRACUNIT + (P_Random() << 9); + P_CheckMissileSpawn(tiny); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_SkullPop +// +//---------------------------------------------------------------------------- + +void A_SkullPop(mobj_t * actor) +{ + mobj_t *mo; + player_t *player; + + actor->flags &= ~MF_SOLID; + mo = P_SpawnMobj(actor->x, actor->y, actor->z + 48 * FRACUNIT, + MT_BLOODYSKULL); + //mo->target = actor; + mo->momx = (P_Random() - P_Random()) << 9; + mo->momy = (P_Random() - P_Random()) << 9; + mo->momz = FRACUNIT * 2 + (P_Random() << 6); + // Attach player mobj to bloody skull + player = actor->player; + actor->player = NULL; + mo->player = player; + mo->health = actor->health; + mo->angle = actor->angle; + player->mo = mo; + player->lookdir = 0; + player->damagecount = 32; +} + +//---------------------------------------------------------------------------- +// +// PROC A_CheckSkullFloor +// +//---------------------------------------------------------------------------- + +void A_CheckSkullFloor(mobj_t * actor) +{ + if (actor->z <= actor->floorz) + { + P_SetMobjState(actor, S_BLOODYSKULLX1); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_CheckSkullDone +// +//---------------------------------------------------------------------------- + +void A_CheckSkullDone(mobj_t * actor) +{ + if (actor->special2 == 666) + { + P_SetMobjState(actor, S_BLOODYSKULLX2); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_CheckBurnGone +// +//---------------------------------------------------------------------------- + +void A_CheckBurnGone(mobj_t * actor) +{ + if (actor->special2 == 666) + { + P_SetMobjState(actor, S_PLAY_FDTH20); + } +} + +//---------------------------------------------------------------------------- +// +// PROC A_FreeTargMobj +// +//---------------------------------------------------------------------------- + +void A_FreeTargMobj(mobj_t * mo) +{ + mo->momx = mo->momy = mo->momz = 0; + mo->z = mo->ceilingz + 4 * FRACUNIT; + mo->flags &= ~(MF_SHOOTABLE | MF_FLOAT | MF_SKULLFLY | MF_SOLID); + mo->flags |= MF_CORPSE | MF_DROPOFF | MF_NOGRAVITY; + mo->flags2 &= ~(MF2_PASSMOBJ | MF2_LOGRAV); + mo->player = NULL; +} + +//---------------------------------------------------------------------------- +// +// PROC A_AddPlayerCorpse +// +//---------------------------------------------------------------------------- + +#define BODYQUESIZE 32 +mobj_t *bodyque[BODYQUESIZE]; +int bodyqueslot; + +void A_AddPlayerCorpse(mobj_t * actor) +{ + if (bodyqueslot >= BODYQUESIZE) + { // Too many player corpses - remove an old one + P_RemoveMobj(bodyque[bodyqueslot % BODYQUESIZE]); + } + bodyque[bodyqueslot % BODYQUESIZE] = actor; + bodyqueslot++; +} + +//---------------------------------------------------------------------------- +// +// PROC A_FlameSnd +// +//---------------------------------------------------------------------------- + +void A_FlameSnd(mobj_t * actor) +{ + S_StartSound(actor, sfx_hedat1); // Burn sound +} + +//---------------------------------------------------------------------------- +// +// PROC A_HideThing +// +//---------------------------------------------------------------------------- + +void A_HideThing(mobj_t * actor) +{ + //P_UnsetThingPosition(actor); + actor->flags2 |= MF2_DONTDRAW; +} + +//---------------------------------------------------------------------------- +// +// PROC A_UnHideThing +// +//---------------------------------------------------------------------------- + +void A_UnHideThing(mobj_t * actor) +{ + //P_SetThingPosition(actor); + actor->flags2 &= ~MF2_DONTDRAW; +} |