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3D_PLAY.C
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3D_PLAY.C
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// 3D_PLAY.C
#include "3D_DEF.H"
#pragma hdrstop
/*
=============================================================================
LOCAL CONSTANTS
=============================================================================
*/
#define sc_Question 0x35
/*
=============================================================================
GLOBAL VARIABLES
=============================================================================
*/
unsigned char music_num=0;
#if LOOK_FOR_DEAD_GUYS
objtype *DeadGuys[MAXACTORS];
unsigned char NumDeadGuys;
#endif
boolean madenoise; // true when shooting or screaming
unsigned char alerted = 0,alerted_areanum;
exit_t playstate;
boolean PowerBall = false;
#if TECH_SUPPORT_VERSION
int bordertime,DebugOk = true,InstantWin = 0,InstantQuit = 0;
#else
int bordertime,DebugOk = false,InstantWin = 0,InstantQuit = 0;
#endif
unsigned ExtraRadarFlags = 0;
#if IN_DEVELOPMENT
int TestQuickSave = 0, TestAutoMapper = 0;
#endif
objtype objlist[MAXACTORS],*new,*player,*lastobj,
*objfreelist,*killerobj;
unsigned farmapylookup[MAPSIZE];
byte *nearmapylookup[MAPSIZE];
boolean singlestep=false,godmode; //,noclip;
int extravbls = 0;
byte tilemap[MAPSIZE][MAPSIZE]; // wall values only
byte spotvis[MAPSIZE][MAPSIZE];
objtype *actorat[MAPSIZE][MAPSIZE];
//
// replacing refresh manager
//
unsigned mapwidth,mapheight,tics,realtics;
boolean compatability,usedummy=false, nevermark = false;
byte *updateptr;
unsigned mapwidthtable[64];
unsigned uwidthtable[UPDATEHIGH];
unsigned blockstarts[UPDATEWIDE*UPDATEHIGH];
byte update[UPDATESIZE];
//
// control info
//
boolean mouseenabled,joystickenabled,joypadenabled,joystickprogressive;
int joystickport;
int dirscan[4] = {sc_UpArrow,sc_RightArrow,sc_DownArrow,sc_LeftArrow};
int buttonscan[NUMBUTTONS] =
{sc_Control,sc_Alt,sc_RShift,sc_Space,sc_1,sc_2,sc_3,sc_4,sc_5,sc_6,sc_7};
int buttonmouse[4]={bt_attack,bt_strafe,bt_use,bt_nobutton};
int buttonjoy[4]={bt_attack,bt_strafe,bt_use,bt_run};
int viewsize;
boolean buttonheld[NUMBUTTONS];
boolean demorecord,demoplayback;
char far *demoptr, far *lastdemoptr;
memptr demobuffer;
// Light sourcing flag
byte lightson;
//
// curent user input
//
int controlx,controly; // range from -100 to 100 per tic
boolean buttonstate[NUMBUTTONS];
//===========================================================================
void CenterWindow(word w,word h);
void InitObjList (void);
void RemoveObj (objtype *gone);
void PollControls (void);
void StopMusic(void);
void StartMusic(boolean preload);
void PlayLoop (void);
void SpaceEntryExit(boolean entry);
void FinishPaletteShifts (void);
void ShowQuickInstructions(void);
void CleanDrawPlayBorder(void);
void PopupAutoMap(void);
/*
=============================================================================
LOCAL VARIABLES
=============================================================================
*/
objtype dummyobj;
//
// LIST OF SONGS FOR EACH LEVEL
//
int far songs[]=
{
MAJMIN_MUS, // 0
STICKS_MUS, // 1
MOURNING_MUS, // 2
LURKING_MUS, // 3
CIRCLES_MUS, // 4
TIME_MUS, // 5
TOHELL_MUS, // 6
FORTRESS_MUS, // 7
GIVING_MUS, // 8
HARTBEAT_MUS, // 9
MOURNING_MUS, // 10
MAJMIN_MUS, // 11
VACCINAP_MUS, // 12
LURKING_MUS, // 13
MONASTRY_MUS, // 14
TOMBP_MUS, // 15
DARKNESS_MUS, // 16
MOURNING_MUS, // 17
SERPENT_MUS, // 18
TIME_MUS, // 19
CATACOMB_MUS, // 20
PLOT_MUS, // 21
GIVING_MUS, // 22
VACCINAP_MUS, // 23
};
/*
=============================================================================
USER CONTROL
=============================================================================
*/
#define BASEMOVE 35
#define RUNMOVE 70
#define BASETURN 35
#define RUNTURN 70
#define JOYSCALE 2
/*
===================
=
= PollKeyboardButtons
=
===================
*/
void PollKeyboardButtons (void)
{
int i;
for (i=0;i<NUMBUTTONS;i++)
if (Keyboard[buttonscan[i]])
buttonstate[i] = true;
}
/*
===================
=
= PollMouseButtons
=
===================
*/
void PollMouseButtons (void)
{
int buttons;
buttons = IN_MouseButtons ();
if (buttons&1)
buttonstate[buttonmouse[0]] = true;
if (buttons&2)
buttonstate[buttonmouse[1]] = true;
if (buttons&4)
buttonstate[buttonmouse[2]] = true;
}
/*
===================
=
= PollJoystickButtons
=
===================
*/
void PollJoystickButtons (void)
{
int buttons;
buttons = IN_JoyButtons ();
if (joystickport && !joypadenabled)
{
if (buttons&4)
buttonstate[buttonjoy[0]] = true;
if (buttons&8)
buttonstate[buttonjoy[1]] = true;
}
else
{
if (buttons&1)
buttonstate[buttonjoy[0]] = true;
if (buttons&2)
buttonstate[buttonjoy[1]] = true;
if (joypadenabled)
{
if (buttons&4)
buttonstate[buttonjoy[2]] = true;
if (buttons&8)
buttonstate[buttonjoy[3]] = true;
}
}
}
/*
===================
=
= PollKeyboardMove
=
===================
*/
void PollKeyboardMove (void)
{
if (buttonstate[bt_run])
{
if (Keyboard[dirscan[di_north]])
controly -= RUNMOVE*tics;
if (Keyboard[dirscan[di_south]])
controly += RUNMOVE*tics;
if (Keyboard[dirscan[di_west]])
controlx -= RUNMOVE*tics;
if (Keyboard[dirscan[di_east]])
controlx += RUNMOVE*tics;
}
else
{
if (Keyboard[dirscan[di_north]])
controly -= BASEMOVE*tics;
if (Keyboard[dirscan[di_south]])
controly += BASEMOVE*tics;
if (Keyboard[dirscan[di_west]])
controlx -= BASEMOVE*tics;
if (Keyboard[dirscan[di_east]])
controlx += BASEMOVE*tics;
}
}
/*
===================
=
= PollMouseMove
=
===================
*/
boolean pollMouseUsed=false;
void PollMouseMove (void)
{
int mousexmove,mouseymove;
Mouse(MDelta);
mousexmove = _CX;
mouseymove = _DX;
// Double speed when shift is pressed.
//
if (Keyboard[sc_LShift] || Keyboard[sc_RShift] || buttonstate[bt_run])
{
controly += (mouseymove*20/(13-mouseadjustment))*4;
controlx += (mousexmove*10/(13-mouseadjustment))/2;
}
controlx += mousexmove*10/(13-mouseadjustment);
controly += mouseymove*20/(13-mouseadjustment);
if (mousexmove || mouseymove)
pollMouseUsed=true;
else
pollMouseUsed=false;
}
/*
===================
=
= PollJoystickMove
=
===================
*/
void PollJoystickMove (void)
{
int joyx,joyy;
INL_GetJoyDelta(joystickport,&joyx,&joyy);
if (joystickprogressive)
{
if (joyx > 64)
controlx += (joyx-64)*JOYSCALE*tics;
else if (joyx < -64)
controlx -= (-joyx-64)*JOYSCALE*tics;
if (joyy > 64)
controlx += (joyy-64)*JOYSCALE*tics;
else if (joyy < -64)
controly -= (-joyy-64)*JOYSCALE*tics;
}
else if (buttonstate[bt_run])
{
if (joyx > 64)
controlx += RUNMOVE*tics;
else if (joyx < -64)
controlx -= RUNMOVE*tics;
if (joyy > 64)
controly += RUNMOVE*tics;
else if (joyy < -64)
controly -= RUNMOVE*tics;
}
else
{
if (joyx > 64)
controlx += BASEMOVE*tics;
else if (joyx < -64)
controlx -= BASEMOVE*tics;
if (joyy > 64)
controly += BASEMOVE*tics;
else if (joyy < -64)
controly -= BASEMOVE*tics;
}
}
/*
===================
=
= PollControls
=
= Gets user or demo input, call once each frame
=
= controlx set between -100 and 100 per tic
= controly
= buttonheld[] the state of the buttons LAST frame
= buttonstate[] the state of the buttons THIS frame
=
===================
*/
void PollControls (void)
{
int max,min,i;
byte buttonbits;
controlx = 0;
controly = 0;
memcpy (buttonheld,buttonstate,sizeof(buttonstate));
memset (buttonstate,0,sizeof(buttonstate));
#ifdef MYPROFILE
controlx = 100; // just spin in place
return;
#endif
if (demoplayback)
{
//
// read commands from demo buffer
//
buttonbits = *demoptr++;
for (i=0;i<NUMBUTTONS;i++)
{
buttonstate[i] = buttonbits&1;
buttonbits >>= 1;
}
controlx = *demoptr++;
controly = *demoptr++;
tics = *demoptr++;
while (TimeCount-lasttimecount < tics)
;
lasttimecount = TimeCount;
if (demoptr == lastdemoptr)
playstate = ex_completed; // demo is done
controlx *= (int)tics;
controly *= (int)tics;
return;
}
//
// get timing info for last frame
//
CalcTics ();
//
// get button states
//
PollKeyboardButtons ();
if (mouseenabled)
PollMouseButtons ();
if (joystickenabled)
PollJoystickButtons ();
#if 0
if (buttonstate[bt_run])
VL_ColorBorder (1);
else
VL_ColorBorder (0);
#endif
//
// get movements
//
PollKeyboardMove ();
if (mouseenabled)
PollMouseMove ();
if (joystickenabled)
PollJoystickMove ();
//
// bound movement to a maximum
//
max = 100*tics;
min = -max;
if (controlx > max)
controlx = max;
else if (controlx < min)
controlx = min;
if (controly > max)
controly = max;
else if (controly < min)
controly = min;
#ifdef DEMOS_EXTERN
if (demorecord)
{
//
// save info out to demo buffer
//
controlx /= (int)tics;
controly /= (int)tics;
buttonbits = 0;
for (i=NUMBUTTONS-1;i>=0;i--)
{
buttonbits <<= 1;
if (buttonstate[i])
buttonbits |= 1;
}
*demoptr++ = buttonbits;
*demoptr++ = controlx;
*demoptr++ = controly;
*demoptr++ = tics;
if (demoptr >= lastdemoptr)
PLAY_ERROR(POLLCONTROLS_DEMO_OV);
controlx *= (int)tics;
controly *= (int)tics;
}
#endif
}
//==========================================================================
///////////////////////////////////////////////////////////////////////////
//
// CenterWindow() - Generates a window of a given width & height in the
// middle of the screen
//
///////////////////////////////////////////////////////////////////////////
#define MAXX 320
#define MAXY 160
void CenterWindow(word w,word h)
{
FixOfs ();
US_DrawWindow(((MAXX / 8) - w) / 2,((MAXY / 8) - h) / 2,w,h);
}
//===========================================================================
/*
=====================
=
= CheckKeys
=
=====================
*/
extern boolean PP_step,sqActive;
extern int pickquick;
boolean refresh_screen;
#if (GAME_VERSION != SHAREWARE_VERSION) || GEORGE_CHEAT
byte jam_buff_cmp[]={sc_J,sc_A,sc_M};
byte jam_buff[sizeof(jam_buff_cmp)];
#endif
char far PAUSED_MSG[]="^ST1^CEGame Paused\r^CEPress any key to resume.^XX";
void CheckKeys (void)
{
boolean one_eighty=false;
int i;
byte scan;
unsigned temp;
static boolean Plus_KeyReleased;
static boolean Minus_KeyReleased;
static boolean I_KeyReleased;
static boolean S_KeyReleased;
#if IN_DEVELOPMENT || BETA_TEST
// if (DebugOk && (Keyboard[sc_P] || PP_step))
// PicturePause ();
#endif
if (screenfaded || demoplayback) // don't do anything with a faded screen
return;
scan = LastScan;
#if IN_DEVELOPMENT
#ifdef ACTIVATE_TERMINAL
if (Keyboard[sc_9] && Keyboard[sc_0])
ActivateTerminal(true);
#endif
#endif
//
// SECRET CHEAT CODE: 'JAM'
//
#if GAME_VERSION != SHAREWARE_VERSION
if (Keyboard[sc_J] || Keyboard[sc_A] || Keyboard[sc_M])
{
if (jam_buff[sizeof(jam_buff_cmp)-1] != LastScan)
{
memcpy(jam_buff,jam_buff+1,sizeof(jam_buff_cmp)-1);
jam_buff[sizeof(jam_buff_cmp)-1] = LastScan;
}
}
#endif
CheckMusicToggle();
if (gamestate.rpower)
{
if (Keyboard[sc_Plus] || Keyboard[sc_kpPlus])
{
if (Plus_KeyReleased && gamestate.rzoom<2)
{
UpdateRadarGuage();
gamestate.rzoom++;
Plus_KeyReleased=false;
}
}
else
Plus_KeyReleased=true;
if (Keyboard[sc_Minus] || Keyboard[sc_kpMinus])
{
if (Minus_KeyReleased && gamestate.rzoom)
{
UpdateRadarGuage();
gamestate.rzoom--;
Minus_KeyReleased=false;
}
}
else
Minus_KeyReleased=true;
}
if (Keyboard[sc_S])
{
if (S_KeyReleased)
{
if ((SoundMode != sdm_Off) || (DigiMode!=sds_Off))
{
if (SoundMode != sdm_Off)
{
SD_WaitSoundDone();
SD_SetSoundMode(sdm_Off);
}
if (DigiMode!=sds_Off)
SD_SetDigiDevice(sds_Off);
_fmemcpy((char far *)&SoundOn[55],"OFF.",4);
}
else
{
ClearMemory();
if (SoundBlasterPresent || AdLibPresent)
SD_SetSoundMode(sdm_AdLib);
else
SD_SetSoundMode(sdm_PC);
if (SoundBlasterPresent)
SD_SetDigiDevice(sds_SoundBlaster);
else
if (SoundSourcePresent)
SD_SetDigiDevice(sds_SoundSource);
else
SD_SetDigiDevice(sds_Off);
CA_LoadAllSounds();
PM_CheckMainMem();
_fmemcpy((char far *)&SoundOn[55],"ON. ",4);
}
DISPLAY_TIMED_MSG(SoundOn,MP_BONUS,MT_GENERAL);
S_KeyReleased=false;
}
}
else
S_KeyReleased=true;
if (Keyboard[sc_Enter])
{
#if (GAME_VERSION != SHAREWARE_VERSION) || GEORGE_CHEAT
char loop;
if ((!memcmp(jam_buff,jam_buff_cmp,sizeof(jam_buff_cmp))))
{
jam_buff[0]=0;
for (loop=0; loop<NUMKEYS; loop++)
if (gamestate.numkeys[loop] < MAXKEYS)
gamestate.numkeys[loop]=1;
gamestate.health = 100;
gamestate.ammo = MAX_AMMO;
gamestate.rpower = MAX_RADAR_ENERGY;
if (!DebugOk)
{
gamestate.score = 0;
gamestate.nextextra = EXTRAPOINTS;
}
gamestate.TimeCount += 42000L;
for (loop=0; loop<NUMWEAPONS-1; loop++)
GiveWeapon(loop);
DrawWeapon();
DrawHealth();
DrawKeys();
DrawScore();
DISPLAY_TIMED_MSG("\r\r YOU CHEATER!",MP_INTERROGATE,MT_GENERAL);
ForceUpdateStatusBar();
ClearMemory ();
ClearSplitVWB ();
VW_ScreenToScreen (displayofs,bufferofs,80,160);
Message("\n NOW you're jammin'!! \n");
PM_CheckMainMem ();
IN_ClearKeysDown();
IN_Ack();
CleanDrawPlayBorder();
}
else
#endif
one_eighty=true;
}
// Handle quick turning!
//
if (!gamestate.turn_around)
{
// 90 degrees left
//
if (Keyboard[sc_Q])
{
gamestate.turn_around = -90;
gamestate.turn_angle = player->angle + 90;
if (gamestate.turn_angle > 359)
gamestate.turn_angle -= ANGLES;
}
// 180 degrees right
//
if ((Keyboard[sc_W]) || (one_eighty))
{
gamestate.turn_around = 180;
gamestate.turn_angle = player->angle + 180;
if (gamestate.turn_angle > 359)
gamestate.turn_angle -= ANGLES;
}
// 90 degrees right
//
if (Keyboard[sc_E])
{
gamestate.turn_around = 90;
gamestate.turn_angle = player->angle - 90;
if (gamestate.turn_angle < 0)
gamestate.turn_angle += ANGLES;
}
}
//
// pause key weirdness can't be checked as a scan code
//
if (Paused || Keyboard[sc_P])
{
SD_MusicOff();
fontnumber = 4;
BMAmsg(PAUSED_MSG);
IN_Ack();
IN_ClearKeysDown();
fontnumber = 2;
RedrawStatusAreas();
SD_MusicOn();
Paused = false;
if (MousePresent)
Mouse(MDelta); // Clear accumulated mouse movement
return;
}
#if IN_DEVELOPMENT
if (TestQuickSave)
{
// TestQuickSave--;
scan = sc_F8;
}
if (TestAutoMapper)
PopupAutoMap();
#endif
switch (scan)
{
case sc_F7: // END GAME
case sc_F10: // QUIT TO DOS
FinishPaletteShifts();
ClearMemory();
US_ControlPanel(scan);
PM_CheckMainMem();
CleanDrawPlayBorder();
return;
case sc_F2: // SAVE MISSION
case sc_F8: // QUICK SAVE
// Make sure there's room to save...
//
ClearMemory();
FinishPaletteShifts();
if (!CheckDiskSpace(DISK_SPACE_NEEDED,CANT_SAVE_GAME_TXT,cds_id_print))
{
PM_CheckMainMem();
CleanDrawPlayBorder();
break;
}
case sc_F1: // HELP
case sc_F3: // LOAD MISSION
case sc_F4: // SOUND MENU
case sc_F5: // RESIZE VIEW
case sc_F6: // CONTROLS MENU
case sc_F9: // QUICK LOAD
case sc_Escape: // MAIN MENU
refresh_screen=true;
if (scan < sc_F8)
VW_FadeOut();
StopMusic();
ClearMemory();
ClearSplitVWB();
US_ControlPanel(scan);
if (refresh_screen)
{
boolean old=loadedgame;
loadedgame=false;
DrawPlayScreen(false);
loadedgame=old;
}
ClearMemory();
if (!sqActive || !loadedgame)
StartMusic(false);
PM_CheckMainMem();
IN_ClearKeysDown();
if (loadedgame)
{
PreloadGraphics();
loadedgame=false;
DrawPlayScreen(false);
}
else
if (!refresh_screen)
CleanDrawPlayBorder();
if (!sqActive)
StartMusic(false);
return;
}
if (Keyboard[sc_Tab])
PopupAutoMap();
if (Keyboard[sc_Tilde])
{
Keyboard[sc_Tilde] = 0;
TryDropPlasmaDetonator();
}
if ((DebugOk || gamestate.flags & GS_MUSIC_TEST) && (Keyboard[sc_BackSpace]))
{
unsigned char old_num=music_num;
if (gamestate.flags & GS_MUSIC_TEST)
{
if (Keyboard[sc_LeftArrow])
{
if (music_num)
music_num--;
Keyboard[sc_LeftArrow]=false;
}
else
if (Keyboard[sc_RightArrow])
{
if (music_num < LASTMUSIC-1)
music_num++;
Keyboard[sc_RightArrow]=false;
}
if (old_num != music_num)
{
ClearMemory();
MM_FreePtr ((memptr *)&audiosegs[STARTMUSIC + old_num]);
StartMusic(false);
PM_CheckMainMem();
DrawScore();
}
}
if (old_num == music_num)
{
fontnumber=4;
SETFONTCOLOR(0,15);
if (DebugKeys())
{
CleanDrawPlayBorder();
}
if (MousePresent)
Mouse(MDelta); // Clear accumulated mouse movement
lasttimecount = TimeCount;
return;
}
}
if (Keyboard[sc_I])
{
if (I_KeyReleased)
{
gamestate.flags ^= GS_ATTACK_INFOAREA;
if (gamestate.flags & GS_ATTACK_INFOAREA)
DISPLAY_TIMED_MSG(attacker_info_enabled,MP_ATTACK_INFO,MT_GENERAL);
else
DISPLAY_TIMED_MSG(attacker_info_disabled,MP_ATTACK_INFO,MT_GENERAL);
I_KeyReleased = false;
}
}
else
I_KeyReleased = true;
#ifdef CEILING_FLOOR_COLORS
if (Keyboard[sc_C])
{
gamestate.flags ^= GS_DRAW_CEILING;
Keyboard[sc_C] = 0;
}
if (Keyboard[sc_F])
{
ThreeDRefresh();
ThreeDRefresh();
gamestate.flags ^= GS_DRAW_FLOOR;
Keyboard[sc_F] = 0;
#if DUAL_SWAP_FILES
ChangeSwapFiles(true);
#endif
}
#endif
if (Keyboard[sc_L])
{
Keyboard[sc_L]=0;
gamestate.flags ^= GS_LIGHTING;
}
}
//-------------------------------------------------------------------------
// CheckMusicToggle()
//-------------------------------------------------------------------------
void CheckMusicToggle(void)
{
static boolean M_KeyReleased;
if (Keyboard[sc_M])
{
if (M_KeyReleased
#if GAME_VERSION != SHAREWARE_VERSION
&& ((jam_buff[0] != sc_J) || (jam_buff[1] != sc_A))
#endif
)
{
if (!AdLibPresent)
{
DISPLAY_TIMED_MSG(NoAdLibCard,MP_BONUS,MT_GENERAL);
SD_PlaySound(NOWAYSND);
return;