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actors.c
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actors.c
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/*
C-Dogs SDL
A port of the legendary (and fun) action/arcade cdogs.
Copyright (C) 1995 Ronny Wester
Copyright (C) 2003 Jeremy Chin
Copyright (C) 2003-2007 Lucas Martin-King
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
-------------------------------------------------------------------------------
actors.c - character related functions
Author: $Author: lmartinking $
Rev: $Revision: 250 $
URL: $HeadURL: svn://svn.icculus.org/cdogs-sdl/trunk/src/actors.c $
ID: $Id: actors.c 250 2007-07-06 16:38:43Z lmartinking $
*/
#include <stdlib.h>
#include <string.h>
#include "actors.h"
#include "pics.h"
#include "sounds.h"
#include "defs.h"
#include "objs.h"
#include "gamedata.h"
#include "triggers.h"
#include "hiscores.h"
#include "mission.h"
#include "game.h"
#include "utils.h"
TActor *gPlayer1 = NULL;
TActor *gPlayer2 = NULL;
TActor *gPrisoner = NULL;
TranslationTable tableFlamed;
TranslationTable tableGreen;
TranslationTable tablePoison;
TranslationTable tableGray;
TranslationTable tableBlack;
TranslationTable tableDarker;
TranslationTable tablePurple;
void SetShade(TranslationTable * table, int start, int end, int shade);
struct CharacterDescription characterDesc[CHARACTER_COUNT];
struct GunDescription gunDesc[] = {
{GUNPIC_KNIFE, "Knife"},
{GUNPIC_BLASTER, "Machine gun"},
{-1, "Grenades"},
{GUNPIC_BLASTER, "Flamer"},
{GUNPIC_BLASTER, "Shotgun"},
{GUNPIC_BLASTER, "Powergun"},
{-1, "Shrapnel bombs"},
{-1, "Molotovs"},
{GUNPIC_BLASTER, "Sniper rifle"},
{-1, "Prox. mine"},
{-1, "Dynamite"},
{-1, "Chemo bombs"},
{GUNPIC_BLASTER, "Petrify gun"},
{GUNPIC_BLASTER, "Browny gun"},
{-1, "Confusion bombs"},
{GUNPIC_BLASTER, "Chemo gun"}
};
static TActor *actorList = NULL;
static int transitionTable[STATE_COUNT] = {
0,
STATE_IDLE,
STATE_IDLE,
STATE_WALKING_2,
STATE_WALKING_3,
STATE_WALKING_4,
STATE_WALKING_1,
STATE_RECOIL,
STATE_SHOOTING
};
static int delayTable[STATE_COUNT] = {
90,
60,
60,
8,
8,
8,
8,
8,
8
};
#define SCREAM_COUNT 4
static int screamTable[SCREAM_COUNT] =
{ SND_KILL, SND_KILL2, SND_KILL3, SND_KILL4 };
static int scream = 0;
typedef unsigned char ColorShade[10];
static ColorShade colorShades[SHADE_COUNT] = {
{52, 53, 54, 55, 56, 57, 58, 59, 60, 61},
{2, 3, 4, 5, 6, 7, 8, 9, 9, 9},
{68, 69, 70, 71, 72, 73, 74, 75, 76, 77},
{84, 85, 86, 87, 88, 89, 90, 91, 92, 93},
{100, 101, 102, 103, 104, 105, 106, 107, 107, 107},
{116, 117, 118, 119, 120, 121, 122, 123, 124, 125},
{132, 133, 134, 135, 136, 137, 138, 139, 140, 141},
{32, 33, 34, 35, 36, 37, 38, 39, 40, 41},
{36, 37, 38, 39, 40, 41, 42, 43, 44, 45},
{41, 42, 43, 44, 45, 46, 47, 47, 47, 47},
{144, 145, 146, 147, 148, 149, 150, 151, 151, 151},
{4, 5, 6, 7, 8, 9, 9, 9, 9, 9},
{1, 1, 1, 1, 1, 1, 1, 1, 1, 1},
{16, 17, 18, 19, 20, 21, 22, 23, 24, 25}
};
void DrawCharacter(int x, int y, TActor * actor)
{
int dir = actor->direction, state = actor->state;
int headDir = dir;
struct CharacterDescription *c = &characterDesc[actor->character];
TranslationTable *table = (TranslationTable *) c->table;
int f = c->facePic;
int b;
int g = gunDesc[actor->gun].gunPic;
int gunState = 0;
TOffsetPic body, head, gun;
TOffsetPic pic1, pic2, pic3;
int transparent = (actor->flags & FLAGS_SEETHROUGH) != 0;
if (actor->flamed)
table = &tableFlamed;
else if (actor->poisoned)
table = &tableGreen;
else if (actor->petrified)
table = &tableGray;
else if (actor->confused)
table = &tablePurple;
else if (transparent)
table = &tableDarker;
if (actor->dead) {
if (actor->dead <= DEATH_MAX) {
body = cDeathPics[actor->dead - 1];
if (transparent)
DrawBTPic(x + body.dx, y + body.dy,
gPics[body.picIndex], table,
gRLEPics[body.picIndex]);
else
DrawTTPic(x + body.dx, y + body.dy,
gPics[body.picIndex], table,
gRLEPics[body.picIndex]);
}
return;
}
actor->flags |= FLAGS_VISIBLE;
actor->flags &= ~FLAGS_SLEEPING;
if (state == STATE_IDLELEFT)
headDir = (dir + 7) % 8;
else if (state == STATE_IDLERIGHT)
headDir = (dir + 1) % 8;
if (g < 0)
b = c->unarmedBodyPic;
else {
b = c->armedBodyPic;
if (state == STATE_SHOOTING)
gunState = GUNSTATE_FIRING;
else if (state == STATE_RECOIL)
gunState = GUNSTATE_RECOIL;
else
gunState = GUNSTATE_READY;
}
body.dx = cBodyOffset[b][dir].dx;
body.dy = cBodyOffset[b][dir].dy;
body.picIndex = cBodyPic[b][dir][state];
head.dx = cNeckOffset[b][dir].dx + cHeadOffset[f][headDir].dx;
head.dy = cNeckOffset[b][dir].dy + cHeadOffset[f][headDir].dy;
head.picIndex = cHeadPic[f][headDir][state];
if (g >= 0) {
gun.dx =
cGunHandOffset[b][dir].dx +
cGunPics[g][dir][gunState].dx;
gun.dy =
cGunHandOffset[b][dir].dy +
cGunPics[g][dir][gunState].dy;
gun.picIndex = cGunPics[g][dir][gunState].picIndex;
} else
gun.picIndex = -1;
switch (actor->direction) {
case DIRECTION_UP:
case DIRECTION_UPRIGHT:
pic1 = gun;
pic2 = head;
pic3 = body;
break;
case DIRECTION_RIGHT:
case DIRECTION_DOWNRIGHT:
case DIRECTION_DOWN:
case DIRECTION_DOWNLEFT:
pic1 = body;
pic2 = head;
pic3 = gun;
break;
case DIRECTION_LEFT:
case DIRECTION_UPLEFT:
pic1 = gun;
pic2 = body;
pic3 = head;
break;
}
if (transparent) {
if (pic1.picIndex >= 0)
DrawBTPic(x + pic1.dx, y + pic1.dy,
gPics[pic1.picIndex], table,
gRLEPics[pic1.picIndex]);
if (pic2.picIndex >= 0)
DrawBTPic(x + pic2.dx, y + pic2.dy,
gPics[pic2.picIndex], table,
gRLEPics[pic2.picIndex]);
if (pic3.picIndex >= 0)
DrawBTPic(x + pic3.dx, y + pic3.dy,
gPics[pic3.picIndex], table,
gRLEPics[pic3.picIndex]);
} else if (table) {
if (pic1.picIndex >= 0)
DrawTTPic(x + pic1.dx, y + pic1.dy,
gPics[pic1.picIndex], table,
gRLEPics[pic1.picIndex]);
if (pic2.picIndex >= 0)
DrawTTPic(x + pic2.dx, y + pic2.dy,
gPics[pic2.picIndex], table,
gRLEPics[pic2.picIndex]);
if (pic3.picIndex >= 0)
DrawTTPic(x + pic3.dx, y + pic3.dy,
gPics[pic3.picIndex], table,
gRLEPics[pic3.picIndex]);
} else {
if (pic1.picIndex >= 0)
DrawTPic(x + pic1.dx, y + pic1.dy,
gPics[pic1.picIndex], NULL);
if (pic2.picIndex >= 0)
DrawTPic(x + pic2.dx, y + pic2.dy,
gPics[pic2.picIndex], NULL);
if (pic3.picIndex >= 0)
DrawTPic(x + pic3.dx, y + pic3.dy,
gPics[pic3.picIndex], NULL);
}
}
TActor *AddActor(int character)
{
TActor *actor = sys_mem_alloc(sizeof(TActor));
memset(actor, 0, sizeof(TActor));
actor->gun = characterDesc[character].defaultGun;
actor->health = characterDesc[character].maxHealth;
actor->tileItem.kind = KIND_CHARACTER;
actor->tileItem.data = actor;
actor->tileItem.drawFunc = (TileItemDrawFunc) DrawCharacter;
actor->tileItem.w = 7;
actor->tileItem.h = 5;
actor->tileItem.flags = TILEITEM_IMPASSABLE | TILEITEM_CAN_BE_SHOT;
actor->next = actorList;
actorList = actor;
actor->flags = FLAGS_SLEEPING | characterDesc[character].flags;
actor->character = character;
actor->direction = DIRECTION_DOWN;
actor->state = STATE_IDLE;
return actor;
}
TActor *RemoveActor(TActor * actor)
{
TActor **h = &actorList;
while (*h && *h != actor)
h = &((*h)->next);
if (*h) {
*h = actor->next;
RemoveTileItem(&actor->tileItem);
if (actor == gPlayer1)
gPlayer1 = NULL;
else if (actor == gPlayer2)
gPlayer2 = NULL;
free(actor);
return *h;
}
return NULL;
}
void SetStateForActor(TActor * actor, int state)
{
actor->state = state;
if (state == STATE_RECOIL)
actor->stateCounter = actor->gunLock;
else
actor->stateCounter = delayTable[state];
}
void UpdateActorState(TActor * actor, int ticks)
{
if (actor->gunLock) {
actor->gunLock -= ticks;
if (actor->gunLock < 0)
actor->gunLock = 0;
}
if (actor->sndLock) {
actor->sndLock -= ticks;
if (actor->sndLock < 0)
actor->sndLock = 0;
}
if (actor->health > 0) {
if (actor->flamed)
actor->flamed--;
if (actor->poisoned) {
if ((actor->poisoned & 7) == 0)
InjureActor(actor, 1);
actor->poisoned--;
}
if (actor->petrified) {
actor->petrified -= ticks;
if (actor->petrified < 0)
actor->petrified = 0;
}
if (actor->confused) {
actor->confused -= ticks;
if (actor->confused < 0)
actor->confused = 0;
}
}
if (actor->stateCounter) {
actor->stateCounter -= ticks;
if (actor->stateCounter > 0)
return;
actor->stateCounter = 0;
}
if (actor->health <= 0) {
actor->dead++;
actor->stateCounter = 4;
actor->tileItem.flags = 0;
return;
}
if (actor->state == STATE_IDLE && !actor->petrified)
SetStateForActor(actor, ((rand() & 1) != 0 ?
STATE_IDLELEFT :
STATE_IDLERIGHT));
else
SetStateForActor(actor, transitionTable[actor->state]);
}
static void CheckTrigger(TActor * actor, int x, int y)
{
x /= TILE_WIDTH;
y /= TILE_HEIGHT;
if ((Map(x, y).flags & TILE_TRIGGER) != 0) {
// if ((actor->flags & (FLAGS_PLAYERS | FLAGS_GOOD_GUY)) != 0)
TriggerAt(x, y, actor->flags | gMission.flags);
// else
// TriggerAt( x, y, actor->flags);
}
}
static void PickupObject(TActor * actor, TObject * object)
{
switch (object->objectIndex) {
case OBJ_JEWEL:
Score(actor->flags, 10);
break;
case OBJ_KEYCARD_RED:
gMission.flags |= FLAGS_KEYCARD_RED;
break;
case OBJ_KEYCARD_BLUE:
gMission.flags |= FLAGS_KEYCARD_BLUE;
break;
case OBJ_KEYCARD_GREEN:
gMission.flags |= FLAGS_KEYCARD_GREEN;
break;
case OBJ_KEYCARD_YELLOW:
gMission.flags |= FLAGS_KEYCARD_YELLOW;
break;
/*
case OBJ_PUZZLE_1:
case OBJ_PUZZLE_2:
case OBJ_PUZZLE_3:
case OBJ_PUZZLE_4:
case OBJ_PUZZLE_5:
case OBJ_PUZZLE_6:
case OBJ_PUZZLE_7:
case OBJ_PUZZLE_8:
case OBJ_PUZZLE_9:
case OBJ_PUZZLE_10:
gCampaign.puzzleCount++;
gCampaign.puzzle |= (1 << (object->objectIndex - OBJ_PUZZLE_1));
DisplayMessage( gCampaign.setting->puzzle->puzzleMsg);
Score( actor->flags, 200);
break;
*/
}
CheckMissionObjective(object->tileItem.flags);
RemoveObject(object);
PlaySoundAt(actor->tileItem.x, actor->tileItem.y, SND_PICKUP);
}
int MoveActor(TActor * actor, int x, int y)
{
TTileItem *target;
TObject *object;
TActor *otherCharacter;
if (CheckWall(x, y, actor->tileItem.w, actor->tileItem.h)) {
if (CheckWall
(actor->x, y, actor->tileItem.w, actor->tileItem.h))
y = actor->y;
if (CheckWall
(x, actor->y, actor->tileItem.w, actor->tileItem.h))
x = actor->x;
if ((x == actor->x && y == actor->y) ||
(x != actor->x && y != actor->y))
return 0;
}
target =
CheckTileItemCollision(&actor->tileItem, x >> 8, y >> 8,
TILEITEM_IMPASSABLE);
if (target) {
if ((actor->flags & FLAGS_PLAYERS) != 0
&& target->kind == KIND_CHARACTER) {
otherCharacter = target->data;
if (otherCharacter
&& (otherCharacter->flags & FLAGS_PRISONER) !=
0) {
otherCharacter->flags &= ~FLAGS_PRISONER;
CheckMissionObjective(otherCharacter->
tileItem.flags);
}
}
if (actor->gun == GUN_KNIFE && actor->health > 0) {
object =
(target->kind ==
KIND_OBJECT ? target->data : NULL);
if (!object
|| (object->flags & OBJFLAG_DANGEROUS) == 0) {
DamageSomething(0, 0, 2, actor->flags,
target, 0);
return 0;
}
}
if (CheckTileItemCollision
(&actor->tileItem, actor->x >> 8, y >> 8,
TILEITEM_IMPASSABLE))
y = actor->y;
if (CheckTileItemCollision
(&actor->tileItem, x >> 8, actor->y >> 8,
TILEITEM_IMPASSABLE))
x = actor->x;
if ((x == actor->x && y == actor->y) ||
(x != actor->x && y != actor->y) ||
CheckWall(x, y, actor->tileItem.w, actor->tileItem.h))
return 0;
}
CheckTrigger(actor, x >> 8, y >> 8);
if ((actor->flags & FLAGS_PLAYERS) != 0) {
target =
CheckTileItemCollision(&actor->tileItem, x >> 8,
y >> 8, TILEITEM_CAN_BE_TAKEN);
if (target && target->kind == KIND_OBJECT)
PickupObject(actor, target->data);
}
actor->x = x;
actor->y = y;
MoveTileItem(&actor->tileItem, x >> 8, y >> 8);
return 1;
}
void InjureActor(TActor * actor, int injury)
{
actor->health -= injury;
if (actor->health <= 0) {
actor->stateCounter = 0;
PlaySoundAt(actor->tileItem.x, actor->tileItem.y,
screamTable[scream]);
scream++;
if (scream >= SCREAM_COUNT)
scream = 0;
if ((actor->flags & FLAGS_PLAYERS) != 0)
PlaySoundAt(actor->tileItem.x, actor->tileItem.y,
SND_HAHAHA);
CheckMissionObjective(actor->tileItem.flags);
}
}
void Score(int flags, int points)
{
if (flags & FLAGS_PLAYER1) {
gPlayer1Data.score += points;
gPlayer1Data.totalScore += points;
} else if (flags & FLAGS_PLAYER2) {
gPlayer2Data.score += points;
gPlayer2Data.totalScore += points;
}
}
void LaunchGrenade(TActor * actor)
{
int angle;
angle = dir2angle[actor->direction];
AddGrenade(actor->x, actor->y, angle, actor->flags,
MOBOBJ_GRENADE);
actor->gunLock = 30;
Score(actor->flags, -20);
PlaySoundAt(actor->tileItem.x, actor->tileItem.y, SND_LAUNCH);
}
void LaunchFragGrenade(TActor * actor)
{
int angle;
angle = dir2angle[actor->direction];
AddGrenade(actor->x, actor->y, angle, actor->flags,
MOBOBJ_FRAGGRENADE);
actor->gunLock = 30;
Score(actor->flags, -20);
PlaySoundAt(actor->tileItem.x, actor->tileItem.y, SND_LAUNCH);
}
void LaunchMolotov(TActor * actor)
{
int angle;
angle = dir2angle[actor->direction];
AddGrenade(actor->x, actor->y, angle, actor->flags,
MOBOBJ_MOLOTOV);
actor->gunLock = 30;
Score(actor->flags, -20);
PlaySoundAt(actor->tileItem.x, actor->tileItem.y, SND_LAUNCH);
}
void LaunchGasBomb(TActor * actor)
{
int angle;
angle = dir2angle[actor->direction];
AddGrenade(actor->x, actor->y, angle, actor->flags,
MOBOBJ_GASBOMB);
actor->gunLock = 30;
Score(actor->flags, -10);
PlaySoundAt(actor->tileItem.x, actor->tileItem.y, SND_LAUNCH);
}
void GetMuzzle(TActor * actor, int *dx, int *dy)
{
int b, g, d = actor->direction;
b = characterDesc[actor->character].armedBodyPic;
g = gunDesc[actor->gun].gunPic;
*dx = cGunHandOffset[b][d].dx +
cGunPics[g][d][GUNSTATE_FIRING].dx + cMuzzleOffset[g][d].dx;
*dy = cGunHandOffset[b][d].dy +
cGunPics[g][d][GUNSTATE_FIRING].dy +
cMuzzleOffset[g][d].dy + BULLET_Z;
}
void MachineGun(TActor * actor)
{
int angle;
int d = actor->direction;
int dx, dy;
angle = dir2angle[d];
angle += (rand() & 7) - 4;
if (angle < 0)
angle += 256;
GetMuzzle(actor, &dx, &dy);
AddBullet(actor->x + 256 * dx, actor->y + 256 * dy, angle,
MG_SPEED, MG_RANGE, MG_POWER, actor->flags);
actor->gunLock = 6;
Score(actor->flags, -1);
PlaySoundAt(actor->tileItem.x, actor->tileItem.y, SND_MACHINEGUN);
}
void Flamer(TActor * actor)
{
int angle;
int d = actor->direction;
int dx, dy;
angle = dir2angle[d];
GetMuzzle(actor, &dx, &dy);
AddFlame(actor->x + 256 * dx, actor->y + 256 * dy, angle,
actor->flags);
actor->gunLock = 6;
Score(actor->flags, -1);
if (!actor->sndLock) {
PlaySoundAt(actor->tileItem.x, actor->tileItem.y,
SND_FLAMER);
actor->sndLock = 48;
}
}
void ShotGun(TActor * actor)
{
int i, angle;
int d = actor->direction;
int dx, dy;
GetMuzzle(actor, &dx, &dy);
angle = dir2angle[d];
angle -= 16;
for (i = 0; i <= 32; i += 8, angle += 8)
AddBullet(actor->x + 256 * dx, actor->y + 256 * dy,
(angle > 0 ? angle : angle + 256),
SHOTGUN_SPEED, SHOTGUN_RANGE, SHOTGUN_POWER,
actor->flags);
Score(actor->flags, -5);
actor->gunLock = 50;
PlaySoundAt(actor->tileItem.x, actor->tileItem.y, SND_SHOTGUN);
}
void PowerGun(TActor * actor)
{
int d = actor->direction;
int dx, dy;
GetMuzzle(actor, &dx, &dy);
AddLaserBolt(actor->x + 256 * dx, actor->y + 256 * dy, d,
actor->flags);
actor->gunLock = 20;
Score(actor->flags, -2);
PlaySoundAt(actor->tileItem.x, actor->tileItem.y, SND_POWERGUN);
}
void SniperGun(TActor * actor)
{
int d = actor->direction;
int dx, dy;
GetMuzzle(actor, &dx, &dy);
AddSniperBullet(actor->x + 256 * dx, actor->y + 256 * dy, d,
actor->flags);
actor->gunLock = 100;
Score(actor->flags, -5);
PlaySoundAt(actor->tileItem.x, actor->tileItem.y, SND_LASER);
}
void BrownGun(TActor * actor)
{
int angle;
int d = actor->direction;
int dx, dy;
angle = dir2angle[d];
GetMuzzle(actor, &dx, &dy);
AddBrownBullet(actor->x + 256 * dx, actor->y + 256 * dy, angle,
768, 45, 15, actor->flags);
actor->gunLock = 30;
Score(actor->flags, -7);
PlaySoundAt(actor->tileItem.x, actor->tileItem.y, SND_POWERGUN);
}
void Petrifier(TActor * actor)
{
int angle;
int d = actor->direction;
int dx, dy;
angle = dir2angle[d];
GetMuzzle(actor, &dx, &dy);
AddPetrifierBullet(actor->x + 256 * dx, actor->y + 256 * dy, angle,
768, 45, actor->flags);
actor->gunLock = 100;
Score(actor->flags, -7);
PlaySoundAt(actor->tileItem.x, actor->tileItem.y, SND_LASER);
}
void GasGun(TActor * actor)
{
int angle;
int d = actor->direction;
int dx, dy;
angle = dir2angle[d];
GetMuzzle(actor, &dx, &dy);
AddGasCloud(actor->x + 256 * dx, actor->y + 256 * dy, angle,
384, 35, actor->flags, SPECIAL_POISON);
actor->gunLock = 6;
Score(actor->flags, -1);
if (!actor->sndLock) {
PlaySoundAt(actor->tileItem.x, actor->tileItem.y,
SND_FLAMER);
actor->sndLock = 48;
}
}
void ConfuseBomb(TActor * actor)
{
int angle;
angle = dir2angle[actor->direction];
AddGrenade(actor->x, actor->y, angle, actor->flags,
MOBOBJ_GASBOMB2);
actor->gunLock = 30;
Score(actor->flags, -10);
PlaySoundAt(actor->tileItem.x, actor->tileItem.y, SND_LAUNCH);
}
void Heatseeker(TActor * actor)
{
int angle;
int d = actor->direction;
int dx, dy;
angle = dir2angle[d];
GetMuzzle(actor, &dx, &dy);
AddHeatseeker(actor->x + 256 * dx, actor->y + 256 * dy, angle,
512, 60, 20, actor->flags);
actor->gunLock = 30;
Score(actor->flags, -7);
PlaySoundAt(actor->tileItem.x, actor->tileItem.y, SND_LAUNCH);
}
void PulseRifle(TActor * actor)
{
int angle;
int d = actor->direction;
int dx, dy;
angle = dir2angle[d];
angle += (rand() & 7) - 4;
if (angle < 0)
angle += 256;
GetMuzzle(actor, &dx, &dy);
AddRapidBullet(actor->x + 256 * dx, actor->y + 256 * dy, angle,
1280, 25, 7, actor->flags);
actor->gunLock = 4;
Score(actor->flags, -1);
PlaySoundAt(actor->tileItem.x, actor->tileItem.y, SND_MINIGUN);
}
void Mine(TActor * actor)
{
AddProximityMine(actor->x, actor->y, actor->flags);
actor->gunLock = 100;
Score(actor->flags, -10);
PlaySoundAt(actor->tileItem.x, actor->tileItem.y, SND_HAHAHA);
}
void Dynamite(TActor * actor)
{
AddDynamite(actor->x, actor->y, actor->flags);
actor->gunLock = 100;
Score(actor->flags, -5);
PlaySoundAt(actor->tileItem.x, actor->tileItem.y, SND_HAHAHA);
}
void Shoot(TActor * actor)
{
if (actor->gunLock)
return;
switch (actor->gun) {
case GUN_MG:
MachineGun(actor);
break;
case GUN_GRENADE:
LaunchGrenade(actor);
break;
case GUN_FLAMER:
Flamer(actor);
break;
case GUN_SHOTGUN:
ShotGun(actor);
break;
case GUN_POWERGUN:
PowerGun(actor);
break;
case GUN_FRAGGRENADE:
LaunchFragGrenade(actor);
break;
case GUN_MOLOTOV:
LaunchMolotov(actor);
break;
case GUN_SNIPER:
SniperGun(actor);
break;
case GUN_GASBOMB:
LaunchGasBomb(actor);
break;
case GUN_PETRIFY:
Petrifier(actor);
break;
case GUN_BROWN:
BrownGun(actor);
break;
case GUN_CONFUSEBOMB:
ConfuseBomb(actor);
break;
case GUN_GASGUN:
GasGun(actor);
break;
case GUN_MINE:
Mine(actor);
break;
case GUN_DYNAMITE:
Dynamite(actor);
break;
}
}
void CommandActor(TActor * actor, int cmd)
{
int x = actor->x, y = actor->y;
int shallMove = NO;
int resetDir = NO;
if (actor->dx || actor->dy) {
shallMove = YES;
resetDir = YES;
x += actor->dx;
y += actor->dy;
if (actor->dx > 0)
actor->dx -= 32;
else if (actor->dx < 0)
actor->dx += 32;
if (abs(actor->dx) < 32)
actor->dx = 0;
if (actor->dy > 0)
actor->dy -= 32;
else if (actor->dy < 0)
actor->dy += 32;
if (abs(actor->dy) < 32)
actor->dy = 0;
}
actor->lastCmd = cmd;
if (actor->confused)
cmd = ((cmd & 5) << 1) | ((cmd & 10) >> 1) | (cmd & 0xF0);
if (actor->health > 0) {
if (!actor->petrified && (cmd & CMD_BUTTON1) != 0) {
if (actor->state != STATE_SHOOTING &&
actor->state != STATE_RECOIL)
SetStateForActor(actor, STATE_SHOOTING);
if (cmd &
(CMD_LEFT | CMD_RIGHT | CMD_UP | CMD_DOWN))
actor->direction = CmdToDirection(cmd);
Shoot(actor);
} else if (!actor->petrified
&& (cmd &
(CMD_LEFT | CMD_RIGHT | CMD_UP | CMD_DOWN))
!= 0) {
shallMove = YES;
if (cmd & CMD_LEFT)
x -= characterDesc[actor->character].speed;
else if (cmd & CMD_RIGHT)
x += characterDesc[actor->character].speed;
if (cmd & CMD_UP)
y -= characterDesc[actor->character].speed;
else if (cmd & CMD_DOWN)
y += characterDesc[actor->character].speed;
if (actor->state != STATE_WALKING_1 &&
actor->state != STATE_WALKING_2 &&
actor->state != STATE_WALKING_3 &&
actor->state != STATE_WALKING_4)
SetStateForActor(actor, STATE_WALKING_1);
actor->direction = CmdToDirection(cmd);
} else {
if (actor->state != STATE_IDLE &&
actor->state != STATE_IDLELEFT &&
actor->state != STATE_IDLERIGHT)
SetStateForActor(actor, STATE_IDLE);
}
/*
The infamous turn-and-shoot maneuver...
if (!actor->petrified && (cmd & (CMD_BUTTON1 | CMD_BUTTON4)) == CMD_BUTTON4)
{
actor->direction = ((actor->direction + 4) & 7);
if (actor->state != STATE_SHOOTING &&
actor->state != STATE_RECOIL)
SetStateForActor( actor, STATE_SHOOTING);
Shoot( actor);
}
*/
}
if (shallMove)
MoveActor(actor, x, y);
if (resetDir) {
if (actor->health > 0 &&
(cmd & (CMD_LEFT | CMD_RIGHT | CMD_UP | CMD_DOWN)) !=
0)
actor->direction = CmdToDirection(cmd);
}
}
void SlideActor(TActor * actor, int cmd)
{
int dx, dy;
if (actor->petrified)
return;
if (actor->confused)
cmd = ((cmd & 5) << 1) | ((cmd & 10) >> 1) | (cmd & 0xF0);
if ((cmd & CMD_LEFT) != 0)
dx = -5 * 256;
else if ((cmd & CMD_RIGHT) != 0)
dx = 5 * 256;
else
dx = 0;
if ((cmd & CMD_UP) != 0)
dy = -4 * 256;
else if ((cmd & CMD_DOWN) != 0)
dy = 4 * 256;
else
dy = 0;
actor->dx = dx;
actor->dy = dy;
}
void UpdateAllActors(int ticks)
{
TActor *actor = actorList;
while (actor) {
UpdateActorState(actor, ticks);