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dxx-rebirth/main/game.c

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/*
THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
*/
/*
*
* Game loop for Inferno
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <SDL/SDL.h>
#include <setjmp.h>
#ifdef OGL
#include "ogl_init.h"
#endif
#include "pstypes.h"
#include "console.h"
#include "gr.h"
#include "inferno.h"
#include "game.h"
#include "key.h"
#include "object.h"
#include "physics.h"
#include "error.h"
#include "joy.h"
#include "iff.h"
#include "pcx.h"
#include "timer.h"
#include "render.h"
#include "laser.h"
#include "screens.h"
#include "textures.h"
#include "slew.h"
#include "gauges.h"
#include "texmap.h"
#include "3d.h"
#include "effects.h"
#include "menu.h"
#include "gameseg.h"
#include "wall.h"
#include "ai.h"
#include "hostage.h"
#include "fuelcen.h"
#include "digi.h"
#include "u_mem.h"
#include "palette.h"
#include "morph.h"
#include "lighting.h"
#include "newdemo.h"
#include "collide.h"
#include "weapon.h"
#include "sounds.h"
#include "args.h"
#include "gameseq.h"
#include "automap.h"
#include "text.h"
#include "powerup.h"
#include "fireball.h"
#include "newmenu.h"
#include "gamefont.h"
#include "endlevel.h"
#include "kconfig.h"
#include "config.h"
#include "mouse.h"
#include "switch.h"
#include "controls.h"
#include "songs.h"
#include "rbaudio.h"
#include "multi.h"
#include "desc_id.h"
#include "cntrlcen.h"
#include "pcx.h"
#include "state.h"
#include "piggy.h"
#include "multibot.h"
#include "fvi.h"
#include "playsave.h"
#include "hudmsg.h"
#include "vers_id.h"
#include "event.h"
#include "window.h"
#ifdef EDITOR
#include "editor/editor.h"
#endif
#ifndef NDEBUG
int Mark_count = 0; // number of debugging marks set
#endif
static fix64 last_timer_value=0;
fix ThisLevelTime=0;
grs_canvas Screen_3d_window; // The rectangle for rendering the mine to
int force_cockpit_redraw=0;
int PaletteRedAdd, PaletteGreenAdd, PaletteBlueAdd;
// Toggle_var points at a variable which gets !ed on del-T press.
int Dummy_var;
int *Toggle_var = &Dummy_var;
#ifdef EDITOR
//flag for whether initial fade-in has been done
char faded_in;
#endif
int Game_suspended=0; //if non-zero, nothing moves but player
fix64 Auto_fire_fusion_cannon_time = 0;
fix Fusion_charge = 0;
int Game_mode = GM_GAME_OVER;
int Global_laser_firing_count = 0;
int Global_missile_firing_count = 0;
fix64 Next_flare_fire_time = 0;
// Function prototypes for GAME.C exclusively.
void GameProcessFrame(void);
void FireLaser(void);
void powerup_grab_cheat_all(void);
void game_init_render_sub_buffers(int x, int y, int w, int h);
// Other functions
extern void multi_check_for_killgoal_winner();
extern int ReadControls(d_event *event); // located in gamecntl.c
// Cheats
game_cheats cheats;
// ==============================================================================================
//this is called once per game
void init_game()
{
init_objects();
hostage_init();
init_special_effects();
init_exploding_walls();
Clear_window = 2; // do portal only window clear.
}
void reset_palette_add()
{
PaletteRedAdd = 0;
PaletteGreenAdd = 0;
PaletteBlueAdd = 0;
}
u_int32_t Game_screen_mode = SM(640,480);
//initialize the various canvases on the game screen
//called every time the screen mode or cockpit changes
void init_cockpit()
{
//Initialize the on-screen canvases
if (Screen_mode != SCREEN_GAME)
return;
if ( Screen_mode == SCREEN_EDITOR )
PlayerCfg.CockpitMode[1] = CM_FULL_SCREEN;
#ifndef OGL
if ( Game_screen_mode != (HiresGFXAvailable? SM(640,480) : SM(320,200)) && PlayerCfg.CockpitMode[1] != CM_LETTERBOX) {
PlayerCfg.CockpitMode[1] = CM_FULL_SCREEN;
}
#endif
gr_set_current_canvas(NULL);
switch( PlayerCfg.CockpitMode[1] ) {
case CM_FULL_COCKPIT:
game_init_render_sub_buffers(0, 0, SWIDTH, (SHEIGHT*2)/3);
break;
case CM_REAR_VIEW:
{
int x1 = 0, y1 = 0, x2 = SWIDTH, y2 = (SHEIGHT*2)/3;
grs_bitmap *bm;
PIGGY_PAGE_IN(cockpit_bitmap[PlayerCfg.CockpitMode[1]]);
bm = &GameBitmaps[cockpit_bitmap[PlayerCfg.CockpitMode[1]].index];
gr_bitblt_find_transparent_area(bm, &x1, &y1, &x2, &y2);
game_init_render_sub_buffers(x1*((float)SWIDTH/bm->bm_w), y1*((float)SHEIGHT/bm->bm_h), (x2-x1+1)*((float)SWIDTH/bm->bm_w), (y2-y1+2)*((float)SHEIGHT/bm->bm_h));
break;
}
case CM_FULL_SCREEN:
game_init_render_sub_buffers(0, 0, SWIDTH, SHEIGHT);
break;
case CM_STATUS_BAR:
game_init_render_sub_buffers( 0, 0, SWIDTH, (HIRESMODE?(SHEIGHT*2)/2.6:(SHEIGHT*2)/2.72) );
break;
case CM_LETTERBOX:
{
int x,y,w,h;
x = 0; w = SM_W(Game_screen_mode);
h = (SM_H(Game_screen_mode) * 3) / 4; // true letterbox size (16:9)
y = (SM_H(Game_screen_mode)-h)/2;
gr_rect(x,0,w,SM_H(Game_screen_mode)-h);
gr_rect(x,SM_H(Game_screen_mode)-h,w,SM_H(Game_screen_mode));
game_init_render_sub_buffers( x, y, w, h );
break;
}
}
gr_set_current_canvas(NULL);
}
//selects a given cockpit (or lack of one). See types in game.h
void select_cockpit(int mode)
{
if (mode != PlayerCfg.CockpitMode[1]) { //new mode
PlayerCfg.CockpitMode[1]=mode;
init_cockpit();
}
}
//force cockpit redraw next time. call this if you've trashed the screen
void reset_cockpit()
{
force_cockpit_redraw=1;
last_drawn_cockpit = -1;
}
void game_init_render_sub_buffers( int x, int y, int w, int h )
{
gr_clear_canvas(0);
gr_init_sub_canvas( &Screen_3d_window, &grd_curscreen->sc_canvas, x, y, w, h );
}
// Sets up the canvases we will be rendering to
void game_init_render_buffers(int render_w, int render_h)
{
game_init_render_sub_buffers( 0, 0, render_w, render_h );
}
//called to change the screen mode. Parameter sm is the new mode, one of
//SMODE_GAME or SMODE_EDITOR. returns mode acutally set (could be other
//mode if cannot init requested mode)
int set_screen_mode(int sm)
{
if ( (Screen_mode == sm) && !((sm==SCREEN_GAME) && (grd_curscreen->sc_mode != Game_screen_mode)) && !(sm==SCREEN_MENU) )
{
gr_set_current_canvas(NULL);
return 1;
}
#ifdef EDITOR
Canv_editor = NULL;
#endif
Screen_mode = sm;
switch( Screen_mode )
{
case SCREEN_MENU:
if (grd_curscreen->sc_mode != Game_screen_mode)
if (gr_set_mode(Game_screen_mode))
Error("Cannot set screen mode.");
break;
case SCREEN_GAME:
if (grd_curscreen->sc_mode != Game_screen_mode)
if (gr_set_mode(Game_screen_mode))
Error("Cannot set screen mode.");
break;
#ifdef EDITOR
case SCREEN_EDITOR:
if (grd_curscreen->sc_mode != SM(800,600)) {
int gr_error;
if ((gr_error=gr_set_mode(SM(800,600)))!=0) { //force into game scrren
Warning("Cannot init editor screen (error=%d)",gr_error);
return 0;
}
}
break;
#endif
default:
Error("Invalid screen mode %d",sm);
}
gr_set_current_canvas(NULL);
return 1;
}
static int time_paused=0;
void stop_time()
{
if (time_paused==0) {
fix64 time;
timer_update();
time = timer_query();
last_timer_value = time - last_timer_value;
if (last_timer_value < 0) {
last_timer_value = 0;
}
}
time_paused++;
}
void start_time()
{
time_paused--;
Assert(time_paused >= 0);
if (time_paused==0) {
fix64 time;
timer_update();
time = timer_query();
last_timer_value = time - last_timer_value;
}
}
void game_flush_inputs()
{
int dx,dy,dz;
event_flush();
key_flush();
joy_flush();
mouse_flush();
mouse_get_delta( &dx, &dy, &dz ); // Read mouse
memset(&Controls,0,sizeof(control_info));
}
/*
* timer that every 50ms sets d_tick_step true and increments d_tick_count
*/
void calc_d_tick()
{
static fix timer = 0;
d_tick_step = 0;
timer += FrameTime;
if (timer >= F1_0/20)
{
d_tick_step = 1;
d_tick_count++;
if (d_tick_count > 1000000)
d_tick_count = 0;
timer = (timer-(F1_0/20));
}
}
void reset_time()
{
timer_update();
last_timer_value = timer_query();
}
void calc_frame_time()
{
fix64 timer_value;
fix last_frametime = FrameTime;
timer_update();
timer_value = timer_query();
FrameTime = timer_value - last_timer_value;
while (FrameTime < f1_0 / (GameCfg.VSync?MAXIMUM_FPS:GameArg.SysMaxFPS))
{
if (GameArg.SysUseNiceFPS && !GameCfg.VSync)
timer_delay(f1_0 / GameArg.SysMaxFPS - FrameTime);
timer_update();
timer_value = timer_query();
FrameTime = timer_value - last_timer_value;
}
if ( cheats.turbo )
FrameTime *= 2;
last_timer_value = timer_value;
if (FrameTime < 0) //if bogus frametime...
FrameTime = (last_frametime==0?1:last_frametime); //...then use time from last frame
GameTime64 += FrameTime;
calc_d_tick();
}
void move_player_2_segment(segment *seg,int side)
{
vms_vector vp;
compute_segment_center(&ConsoleObject->pos,seg);
compute_center_point_on_side(&vp,seg,side);
vm_vec_sub2(&vp,&ConsoleObject->pos);
vm_vector_2_matrix(&ConsoleObject->orient,&vp,NULL,NULL);
obj_relink( ConsoleObject-Objects, SEG_PTR_2_NUM(seg) );
}
void do_photos();
void level_with_floor();
#ifndef OGL
void save_screen_shot(int automap_flag)
{
grs_canvas *screen_canv=&grd_curscreen->sc_canvas;
static int savenum=0;
grs_canvas *temp_canv,*save_canv;
char savename[FILENAME_LEN+sizeof(SCRNS_DIR)];
ubyte pal[768];
stop_time();
if (!PHYSFSX_exists(SCRNS_DIR,0))
PHYSFS_mkdir(SCRNS_DIR); //try making directory
save_canv = grd_curcanv;
temp_canv = gr_create_canvas(screen_canv->cv_bitmap.bm_w,screen_canv->cv_bitmap.bm_h);
gr_set_current_canvas(temp_canv);
gr_ubitmap(0,0,&screen_canv->cv_bitmap);
gr_set_current_canvas(save_canv);
do
{
sprintf(savename, "%sscrn%04d.pcx",SCRNS_DIR, savenum++);
} while (PHYSFSX_exists(savename,0));
gr_set_current_canvas(NULL);
if (!automap_flag)
HUD_init_message(HM_DEFAULT, "%s 'scrn%04d.pcx'", TXT_DUMPING_SCREEN, savenum-1 );
gr_palette_read(pal); //get actual palette from the hardware
pcx_write_bitmap(savename,&temp_canv->cv_bitmap,pal);
gr_set_current_canvas(screen_canv);
gr_ubitmap(0,0,&temp_canv->cv_bitmap);
gr_free_canvas(temp_canv);
gr_set_current_canvas(save_canv);
start_time();
}
#endif
//initialize flying
void fly_init(object *obj)
{
obj->control_type = CT_FLYING;
obj->movement_type = MT_PHYSICS;
vm_vec_zero(&obj->mtype.phys_info.velocity);
vm_vec_zero(&obj->mtype.phys_info.thrust);
vm_vec_zero(&obj->mtype.phys_info.rotvel);
vm_vec_zero(&obj->mtype.phys_info.rotthrust);
}
void test_anim_states();
extern int been_in_editor;
// ------------------------------------------------------------------------------------
void do_cloak_stuff(void)
{
int i;
for (i = 0; i < N_players; i++)
if (Players[i].flags & PLAYER_FLAGS_CLOAKED) {
if (GameTime64 > Players[i].cloak_time+CLOAK_TIME_MAX)
{
Players[i].flags &= ~PLAYER_FLAGS_CLOAKED;
if (i == Player_num) {
digi_play_sample( SOUND_CLOAK_OFF, F1_0);
#ifdef NETWORK
if (Game_mode & GM_MULTI)
multi_send_play_sound(SOUND_CLOAK_OFF, F1_0);
maybe_drop_net_powerup(POW_CLOAK);
if ( Newdemo_state != ND_STATE_PLAYBACK )
multi_send_decloak(); // For demo recording
#endif
}
}
}
}
int FakingInvul=0;
// ------------------------------------------------------------------------------------
void do_invulnerable_stuff(void)
{
if (Players[Player_num].flags & PLAYER_FLAGS_INVULNERABLE) {
if (GameTime64 > Players[Player_num].invulnerable_time+INVULNERABLE_TIME_MAX)
{
Players[Player_num].flags ^= PLAYER_FLAGS_INVULNERABLE;
if (FakingInvul==0)
{
digi_play_sample( SOUND_INVULNERABILITY_OFF, F1_0);
#ifdef NETWORK
if (Game_mode & GM_MULTI)
{
multi_send_play_sound(SOUND_INVULNERABILITY_OFF, F1_0);
maybe_drop_net_powerup(POW_INVULNERABILITY);
}
#endif
}
FakingInvul=0;
}
}
}
// Amount to diminish guns towards normal, per second.
#define DIMINISH_RATE 16 // gots to be a power of 2, else change the code in diminish_palette_towards_normal
//adds to rgb values for palette flash
void PALETTE_FLASH_ADD(int _dr, int _dg, int _db)
{
int maxval;
PaletteRedAdd += _dr;
PaletteGreenAdd += _dg;
PaletteBlueAdd += _db;
maxval = MAX_PALETTE_ADD;
if (PaletteRedAdd > maxval)
PaletteRedAdd = maxval;
if (PaletteGreenAdd > maxval)
PaletteGreenAdd = maxval;
if (PaletteBlueAdd > maxval)
PaletteBlueAdd = maxval;
if (PaletteRedAdd < -maxval)
PaletteRedAdd = -maxval;
if (PaletteGreenAdd < -maxval)
PaletteGreenAdd = -maxval;
if (PaletteBlueAdd < -maxval)
PaletteBlueAdd = -maxval;
}
// ------------------------------------------------------------------------------------
// Diminish palette effects towards normal.
void diminish_palette_towards_normal(void)
{
int dec_amount = 0;
// Diminish at DIMINISH_RATE units/second.
// For frame rates > DIMINISH_RATE Hz, use randomness to achieve this.
if (FrameTime < F1_0/DIMINISH_RATE) {
if (d_rand() < FrameTime*DIMINISH_RATE/2) // Note: d_rand() is in 0..32767, and 8 Hz means decrement every frame
dec_amount = 1;
} else {
dec_amount = f2i(FrameTime*DIMINISH_RATE); // one second = DIMINISH_RATE counts
if (dec_amount == 0)
dec_amount++; // make sure we decrement by something
}
if (PaletteRedAdd > 0 ) { PaletteRedAdd -= dec_amount; if (PaletteRedAdd < 0 ) PaletteRedAdd = 0; }
if (PaletteRedAdd < 0 ) { PaletteRedAdd += dec_amount; if (PaletteRedAdd > 0 ) PaletteRedAdd = 0; }
if (PaletteGreenAdd > 0 ) { PaletteGreenAdd -= dec_amount; if (PaletteGreenAdd < 0 ) PaletteGreenAdd = 0; }
if (PaletteGreenAdd < 0 ) { PaletteGreenAdd += dec_amount; if (PaletteGreenAdd > 0 ) PaletteGreenAdd = 0; }
if (PaletteBlueAdd > 0 ) { PaletteBlueAdd -= dec_amount; if (PaletteBlueAdd < 0 ) PaletteBlueAdd = 0; }
if (PaletteBlueAdd < 0 ) { PaletteBlueAdd += dec_amount; if (PaletteBlueAdd > 0 ) PaletteBlueAdd = 0; }
if ( (Newdemo_state==ND_STATE_RECORDING) && (PaletteRedAdd || PaletteGreenAdd || PaletteBlueAdd) )
newdemo_record_palette_effect(PaletteRedAdd, PaletteGreenAdd, PaletteBlueAdd);
gr_palette_step_up( PaletteRedAdd, PaletteGreenAdd, PaletteBlueAdd );
}
int Redsave, Bluesave, Greensave;
void palette_save(void)
{
Redsave = PaletteRedAdd; Bluesave = PaletteBlueAdd; Greensave = PaletteGreenAdd;
}
void palette_restore(void)
{
PaletteRedAdd = Redsave; PaletteBlueAdd = Bluesave; PaletteGreenAdd = Greensave;
gr_palette_step_up( PaletteRedAdd, PaletteGreenAdd, PaletteBlueAdd );
}
extern void dead_player_frame(void);
// --------------------------------------------------------------------------------------------------
int allowed_to_fire_laser(void)
{
if (Player_is_dead) {
Global_missile_firing_count = 0;
return 0;
}
// Make sure enough time has elapsed to fire laser
if (Next_laser_fire_time > GameTime64)
return 0;
return 1;
}
int allowed_to_fire_flare(void)
{
if (Next_flare_fire_time > GameTime64)
return 0;
Next_flare_fire_time = GameTime64 + F1_0/4;
return 1;
}
int allowed_to_fire_missile(void)
{
// Make sure enough time has elapsed to fire missile
if (Next_missile_fire_time > GameTime64)
return 0;
return 1;
}
extern int Death_sequence_aborted;
#ifdef USE_SDLMIXER
#define EXT_MUSIC_TEXT "Jukebox/Audio CD"
#else
#define EXT_MUSIC_TEXT "Audio CD"
#endif
static int free_help(newmenu *menu, d_event *event, void *userdata)
{
userdata = userdata;
if (event->type == EVENT_WINDOW_CLOSE)
{
newmenu_item *items = newmenu_get_items(menu);
d_free(items);
}
return 0;
}
void show_help()
{
int nitems = 0;
newmenu_item *m;
MALLOC(m, newmenu_item, 26);
if (!m)
return;
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = TXT_HELP_ESC;
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "SHIFT-ESC\t SHOW GAME LOG";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "F1\t THIS SCREEN";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = TXT_HELP_F2;
#if !(defined(__APPLE__) || defined(macintosh))
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "Alt-F2/F3\t SAVE/LOAD GAME";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "Alt-F1\t Fast Save";
#else
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "Alt-F2/F3 (\x85-SHIFT-s/\x85-o)\t SAVE/LOAD GAME";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "Alt-F1 (\x85-s)\t Fast Save";
#endif
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "F3\t SWITCH COCKPIT MODES";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = TXT_HELP_F5;
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "ALT-F7\t SWITCH HUD MODES";
#if !(defined(__APPLE__) || defined(macintosh))
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = TXT_HELP_PAUSE;
#else
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "Pause (\x85-P)\t Pause";
#endif
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = TXT_HELP_PRTSCN;
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = TXT_HELP_1TO5;
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = TXT_HELP_6TO10;
#if !(defined(__APPLE__) || defined(macintosh))
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "Alt-Shift-F9\t Eject Audio CD";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "Alt-Shift-F10\t Play/Pause " EXT_MUSIC_TEXT;
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "Alt-Shift-F11/F12\t Previous/Next Song";
#else
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "\x85-E\t Eject Audio CD";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "\x85-Up/Down\t Play/Pause " EXT_MUSIC_TEXT;
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "\x85-Left/Right\t Previous/Next Song";
#endif
#if (defined(__APPLE__) || defined(macintosh))
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "(Use \x85-# for F#. e.g. \x85-1 for F1)";
#endif
newmenu_dotiny( NULL, TXT_KEYS, nitems, m, 0, free_help, NULL );
}
void show_netgame_help()
{
int nitems = 0;
newmenu_item *m;
MALLOC(m, newmenu_item, 16);
if (!m)
return;
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "F1\t THIS SCREEN";
#if !(defined(__APPLE__) || defined(macintosh))
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "Alt-F2/F3\t SAVE/LOAD COOP GAME";
#else
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "Alt-F2/F3 (\x85-SHIFT-s/\x85-o)\t SAVE/LOAD COOP GAME";
#endif
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "ALT-F4\t SHOW PLAYER NAMES ON HUD";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "F7\t TOGGLE KILL LIST";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "F8\t SEND MESSAGE";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "(SHIFT-)F9 to F12\t (DEFINE)SEND MACRO";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "PAUSE\t SHOW NETGAME INFORMATION";
#if (defined(__APPLE__) || defined(macintosh))
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "(Use \x85-# for F#. e.g. \x85-1 for F1)";
#endif
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "MULTIPLAYER MESSAGE COMMANDS:";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "(*): TEXT\t SEND TEXT TO PLAYER/TEAM (*)";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "/Handicap: (*)\t SET YOUR STARTING SHIELDS TO (*) [10-100]";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "/move: (*)\t MOVE PLAYER (*) TO OTHER TEAM (Host-only)";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "/kick: (*)\t KICK PLAYER (*) FROM GAME (Host-only)";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "/KillReactor\t BLOW UP THE MINE (Host-only)";
newmenu_dotiny( NULL, TXT_KEYS, nitems, m, 0, free_help, NULL );
}
void show_newdemo_help()
{
newmenu_item *m;
int nitems = 0;
MALLOC(m, newmenu_item, 15);
if (!m)
return;
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "ESC\t QUIT DEMO PLAYBACK";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "F1\t THIS SCREEN";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = TXT_HELP_F2;
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "F3\t SWITCH COCKPIT MODES";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "F4\t TOGGLE PERCENTAGE DISPLAY";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "UP\t PLAY";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "DOWN\t PAUSE";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "RIGHT\t ONE FRAME FORWARD";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "LEFT\t ONE FRAME BACKWARD";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "SHIFT-RIGHT\t FAST FORWARD";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "SHIFT-LEFT\t FAST BACKWARD";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "CTRL-RIGHT\t JUMP TO END";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "CTRL-LEFT\t JUMP TO START";
#if (defined(__APPLE__) || defined(macintosh))
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "";
m[nitems].type = NM_TYPE_TEXT; m[nitems++].text = "(Use \x85-# for F#. e.g. \x85-1 for F1)";
#endif
newmenu_dotiny( NULL, "DEMO PLAYBACK CONTROLS", nitems, m, 0, free_help, NULL );
}
//temp function until Matt cleans up game sequencing
extern void temp_reset_stuff_on_level();
#define LEAVE_TIME 0x4000 //how long until we decide key is down (Used to be 0x4000)
//deal with rear view - switch it on, or off, or whatever
void check_rear_view()
{
static int leave_mode;
static fix64 entry_time;
if (Newdemo_state == ND_STATE_PLAYBACK)
return;
if ( Controls.rear_view_count > 0) { //key/button has gone down
Controls.rear_view_count = 0;
if (Rear_view) {
Rear_view = 0;
if (PlayerCfg.CockpitMode[1]==CM_REAR_VIEW) {
select_cockpit(PlayerCfg.CockpitMode[0]);
}
if (Newdemo_state == ND_STATE_RECORDING)
newdemo_record_restore_rearview();
}
else {
Rear_view = 1;
leave_mode = 0; //means wait for another key
entry_time = timer_query();
if (PlayerCfg.CockpitMode[1] == CM_FULL_COCKPIT) {
select_cockpit(CM_REAR_VIEW);
}
if (Newdemo_state == ND_STATE_RECORDING)
newdemo_record_rearview();
}
}
else
if (Controls.rear_view_state) {
if (leave_mode == 0 && (timer_query() - entry_time) > LEAVE_TIME)
leave_mode = 1;
}
else
{
if (leave_mode==1 && Rear_view) {
Rear_view = 0;
if (PlayerCfg.CockpitMode[1]==CM_REAR_VIEW) {
select_cockpit(PlayerCfg.CockpitMode[0]);
}
if (Newdemo_state == ND_STATE_RECORDING)
newdemo_record_restore_rearview();
}
}
}
void reset_rear_view(void)
{
if (Rear_view) {
if (Newdemo_state == ND_STATE_RECORDING)
newdemo_record_restore_rearview();
}
Rear_view = 0;
select_cockpit(PlayerCfg.CockpitMode[0]);
}
int Config_menu_flag;
void game_disable_cheats()
{
memset(&cheats, 0, sizeof(cheats));
}
// game_setup()
// ----------------------------------------------------------------------------
int game_handler(window *wind, d_event *event, void *data);
extern int netplayerinfo_on;
window *game_setup(void)
{
window *game_wind;
PlayerCfg.CockpitMode[1] = PlayerCfg.CockpitMode[0];
last_drawn_cockpit = -1; // Force cockpit to redraw next time a frame renders.
Endlevel_sequence = 0;
game_wind = window_create(&grd_curscreen->sc_canvas, 0, 0, SWIDTH, SHEIGHT, game_handler, NULL);
if (!game_wind)
return NULL;
reset_palette_add();
init_cockpit();
init_gauges();
netplayerinfo_on = 0;
#ifdef EDITOR
if (!Cursegp)
{
Cursegp = &Segments[0];
Curside = 0;
}
if (Segments[ConsoleObject->segnum].segnum == -1) //segment no longer exists
obj_relink( ConsoleObject-Objects, SEG_PTR_2_NUM(Cursegp) );
if (!check_obj_seg(ConsoleObject))
move_player_2_segment(Cursegp,Curside);
#endif
Viewer = ConsoleObject;
fly_init(ConsoleObject);
Game_suspended = 0;
reset_time();
FrameTime = 0; //make first frame zero
#ifdef EDITOR
if (Current_level_num == 0) { //not a real level
init_player_stats_game(Player_num);
init_ai_objects();
}
#endif
fix_object_segs();
return game_wind;
}
void game_render_frame();
window *Game_wind = NULL;
// Event handler for the game
int game_handler(window *wind, d_event *event, void *data)
{
data = data;
switch (event->type)
{
case EVENT_WINDOW_ACTIVATED:
set_screen_mode(SCREEN_GAME);
event_toggle_focus(1);
key_toggle_repeat(0);
game_flush_inputs();
if (time_paused)
start_time();
if (!((Game_mode & GM_MULTI) && (Newdemo_state != ND_STATE_PLAYBACK)))
digi_resume_digi_sounds();
if (!((Game_mode & GM_MULTI) && (Newdemo_state != ND_STATE_PLAYBACK)))
palette_restore();
reset_cockpit();
break;
case EVENT_WINDOW_DEACTIVATED:
if (!(((Game_mode & GM_MULTI) && (Newdemo_state != ND_STATE_PLAYBACK)) && (!Endlevel_sequence)) )
stop_time();
if (!((Game_mode & GM_MULTI) && (Newdemo_state != ND_STATE_PLAYBACK)))
digi_pause_digi_sounds();
if (!((Game_mode & GM_MULTI) && (Newdemo_state != ND_STATE_PLAYBACK)))
palette_save();
event_toggle_focus(0);
key_toggle_repeat(1);
break;
case EVENT_JOYSTICK_BUTTON_UP:
case EVENT_JOYSTICK_BUTTON_DOWN:
case EVENT_JOYSTICK_MOVED:
case EVENT_MOUSE_BUTTON_UP:
case EVENT_MOUSE_BUTTON_DOWN:
case EVENT_MOUSE_MOVED:
case EVENT_KEY_COMMAND:
case EVENT_KEY_RELEASE:
case EVENT_IDLE:
return ReadControls(event);
case EVENT_WINDOW_DRAW:
if (!time_paused)
{
calc_frame_time();
GameProcessFrame();
}
if (!Automap_active) // efficiency hack
{
if (force_cockpit_redraw) { //screen need redrawing?
init_cockpit();
force_cockpit_redraw=0;
}
game_render_frame();
}
break;
case EVENT_WINDOW_CLOSE:
digi_stop_digi_sounds();
if ( (Newdemo_state == ND_STATE_RECORDING) || (Newdemo_state == ND_STATE_PAUSED) )
newdemo_stop_recording();
#ifdef NETWORK
multi_leave_game();
#endif
if ( Newdemo_state == ND_STATE_PLAYBACK )
newdemo_stop_playback();
songs_play_song( SONG_TITLE, 1 );
game_disable_cheats();
Game_mode = GM_GAME_OVER;
#ifdef EDITOR
if (!EditorWindow) // have to do it this way because of the necessary longjmp. Yuck.
#endif
show_menus();
Game_wind = NULL;
event_toggle_focus(0);
key_toggle_repeat(1);
break;
case EVENT_WINDOW_CLOSED:
longjmp(LeaveEvents, 0);
break;
default:
break;
}
return 0;
}
// Initialise game, actually runs in main event loop
void game()
{
hide_menus();
Game_wind = game_setup();
}
//called at the end of the program
void close_game()
{
close_gauges();
restore_effect_bitmap_icons();
}
#ifdef EDITOR
extern void player_follow_path(object *objp);
extern void check_create_player_path(void);
#endif
extern int Do_appearance_effect;
void game_leave_menus(void)
{
window *wind;
if (!Game_wind)
return;
while ((wind = window_get_front()) && (wind != Game_wind)) // go through all windows and actually close them if they want to
window_close(wind);
}
void GameProcessFrame(void)
{
fix player_shields = Players[Player_num].shields;
int player_was_dead = Player_is_dead;
update_player_stats();
diminish_palette_towards_normal(); // Should leave palette effect up for as long as possible by putting right before render.
do_cloak_stuff();
do_invulnerable_stuff();
remove_obsolete_stuck_objects();
#ifdef EDITOR
check_create_player_path();
player_follow_path(ConsoleObject);
#endif
#ifdef NETWORK
if (Game_mode & GM_MULTI)
{
multi_do_frame();
if (Netgame.PlayTimeAllowed && ThisLevelTime>=i2f((Netgame.PlayTimeAllowed*5*60)))
multi_check_for_killgoal_winner();
}
#endif
dead_player_frame();
if (Newdemo_state != ND_STATE_PLAYBACK)
do_controlcen_dead_frame();
#ifdef NETWORK
if ((Game_mode & GM_MULTI) && Netgame.PlayTimeAllowed)
ThisLevelTime +=FrameTime;
#endif
digi_sync_sounds();
if (Endlevel_sequence) {
do_endlevel_frame();
powerup_grab_cheat_all();
do_special_effects();
return; //skip everything else
}
if (Newdemo_state != ND_STATE_PLAYBACK)
do_exploding_wall_frame();
if ((Newdemo_state != ND_STATE_PLAYBACK) || (Newdemo_vcr_state != ND_STATE_PAUSED)) {
do_special_effects();
wall_frame_process();
triggers_frame_process();
}
if (Control_center_destroyed) {
if (Newdemo_state==ND_STATE_RECORDING )
newdemo_record_control_center_destroyed();
}
flash_frame();
if ( Newdemo_state == ND_STATE_PLAYBACK ) {
newdemo_playback_one_frame();
if ( Newdemo_state != ND_STATE_PLAYBACK ) {
if (Game_wind)
window_close(Game_wind); // Go back to menu
return;
}
}
else
{ // Note the link to above!
Players[Player_num].homing_object_dist = -1; // Assume not being tracked. Laser_do_weapon_sequence modifies this.
object_move_all();
powerup_grab_cheat_all();
if (Endlevel_sequence) //might have been started during move
return;
fuelcen_update_all();
do_ai_frame_all();
if (allowed_to_fire_laser())
FireLaser(); // Fire Laser!
if (Auto_fire_fusion_cannon_time) {
if (Primary_weapon != FUSION_INDEX)
Auto_fire_fusion_cannon_time = 0;
else if (GameTime64 + FrameTime/2 >= Auto_fire_fusion_cannon_time) {
Auto_fire_fusion_cannon_time = 0;
Global_laser_firing_count = 1;
} else if (d_tick_step) {
vms_vector rand_vec;
fix bump_amount;
Global_laser_firing_count = 0;
ConsoleObject->mtype.phys_info.rotvel.x += (d_rand() - 16384)/8;
ConsoleObject->mtype.phys_info.rotvel.z += (d_rand() - 16384)/8;
make_random_vector(&rand_vec);
bump_amount = F1_0*4;
if (Fusion_charge > F1_0*2)
bump_amount = Fusion_charge*4;
bump_one_object(ConsoleObject, &rand_vec, bump_amount);
}
else
{
Global_laser_firing_count = 0;
}
}
if (Global_laser_firing_count)
Global_laser_firing_count -= do_laser_firing_player();
if (Global_laser_firing_count < 0)
Global_laser_firing_count = 0;
}
if (Do_appearance_effect) {
create_player_appearance_effect(ConsoleObject);
Do_appearance_effect = 0;
#ifdef NETWORK
if ((Game_mode & GM_MULTI) && Netgame.InvulAppear)
{
Players[Player_num].flags |= PLAYER_FLAGS_INVULNERABLE;
Players[Player_num].invulnerable_time = GameTime64-i2f(27);
FakingInvul=1;
}
#endif
}
// Check if we have to close in-game menus for multiplayer
if ((Game_mode & GM_MULTI) && (Players[Player_num].connected == CONNECT_PLAYING))
{
if ( Endlevel_sequence || ((Control_center_destroyed) && (Countdown_seconds_left <= 1)) || // close menus when end of level...
(Automap_active && ((Player_is_dead != player_was_dead) || (Players[Player_num].shields<=0 && player_shields>0))) ) // close autmap when dying ...
game_leave_menus();
}
}
// -----------------------------------------------------------------------------
// Fire Laser: Registers a laser fire, and performs special stuff for the fusion
// cannon.
void FireLaser()
{
Global_laser_firing_count = Controls.fire_primary_state?Weapon_info[Primary_weapon_to_weapon_info[Primary_weapon]].fire_count:0;
if ((Primary_weapon == FUSION_INDEX) && (Global_laser_firing_count)) {
if ((Players[Player_num].energy < F1_0*2) && (Auto_fire_fusion_cannon_time == 0)) {
Global_laser_firing_count = 0;
} else {
static fix64 Fusion_next_sound_time = 0;
if (Fusion_charge == 0)
Players[Player_num].energy -= F1_0*2;
Fusion_charge += FrameTime;
Players[Player_num].energy -= FrameTime;
if (Players[Player_num].energy <= 0) {
Players[Player_num].energy = 0;
Auto_fire_fusion_cannon_time = GameTime64 -1; // Fire now!
} else
Auto_fire_fusion_cannon_time = GameTime64 + FrameTime/2 + 1; // Fire the fusion cannon at this time in the future.
if (Fusion_charge < F1_0*2)
PALETTE_FLASH_ADD(Fusion_charge >> 11, 0, Fusion_charge >> 11);
else
PALETTE_FLASH_ADD(Fusion_charge >> 11, Fusion_charge >> 11, 0);
if (Fusion_next_sound_time > GameTime64 + F1_0/8 + D_RAND_MAX/4) // GameTime64 is smaller than max delay - player in new level?
Fusion_next_sound_time = GameTime64 - 1;
if (Fusion_next_sound_time < GameTime64) {
if (Fusion_charge > F1_0*2) {
digi_play_sample( 11, F1_0 );
#ifdef NETWORK
if(Game_mode & GM_MULTI)
multi_send_play_sound(11, F1_0);
#endif
apply_damage_to_player(ConsoleObject, ConsoleObject, d_rand() * 4, 0);
} else {
create_awareness_event(ConsoleObject, PA_WEAPON_ROBOT_COLLISION);
digi_play_sample( SOUND_FUSION_WARMUP, F1_0 );
#ifdef NETWORK
if (Game_mode & GM_MULTI)
multi_send_play_sound(SOUND_FUSION_WARMUP, F1_0);
#endif
}
Fusion_next_sound_time = GameTime64 + F1_0/8 + d_rand()/4;
}
}
}
}
// -------------------------------------------------------------------------------------------------------
// If player is close enough to objnum, which ought to be a powerup, pick it up!
// This could easily be made difficulty level dependent.
void powerup_grab_cheat(object *player, int objnum)
{
fix powerup_size;
fix player_size;
fix dist;
Assert(Objects[objnum].type == OBJ_POWERUP);
powerup_size = Objects[objnum].size;
player_size = player->size;
dist = vm_vec_dist_quick(&Objects[objnum].pos, &player->pos);
if ((dist < 2*(powerup_size + player_size)) && !(Objects[objnum].flags & OF_SHOULD_BE_DEAD)) {
vms_vector collision_point;
vm_vec_avg(&collision_point, &Objects[objnum].pos, &player->pos);
collide_player_and_powerup(player, &Objects[objnum], &collision_point);
}
}
// -------------------------------------------------------------------------------------------------------
// Make it easier to pick up powerups.
// For all powerups in this segment, pick them up at up to twice pickuppable distance based on dot product
// from player to powerup and player's forward vector.
// This has the effect of picking them up more easily left/right and up/down, but not making them disappear
// way before the player gets there.
void powerup_grab_cheat_all(void)
{
segment *segp;
int objnum;
segp = &Segments[ConsoleObject->segnum];
objnum = segp->objects;
while (objnum != -1) {
if (Objects[objnum].type == OBJ_POWERUP)
powerup_grab_cheat(ConsoleObject, objnum);
objnum = Objects[objnum].next;
}
}
int Last_level_path_created = -1;
#ifdef SHOW_EXIT_PATH
// ------------------------------------------------------------------------------------------------------------------
// Create path for player from current segment to goal segment.
// Return true if path created, else return false.
int mark_player_path_to_segment(int segnum)
{
int i;
object *objp = ConsoleObject;
short player_path_length=0;
int player_hide_index=-1;
if (Last_level_path_created == Current_level_num) {
return 0;
}
Last_level_path_created = Current_level_num;
if (create_path_points(objp, objp->segnum, segnum, Point_segs_free_ptr, &player_path_length, 100, 0, 0, -1) == -1) {
return 0;
}
player_hide_index = Point_segs_free_ptr - Point_segs;
Point_segs_free_ptr += player_path_length;
if (Point_segs_free_ptr - Point_segs + MAX_PATH_LENGTH*2 > MAX_POINT_SEGS) {
ai_reset_all_paths();
return 0;
}
for (i=1; i<player_path_length; i++) {
int segnum, objnum;
vms_vector seg_center;
object *obj;
segnum = Point_segs[player_hide_index+i].segnum;
seg_center = Point_segs[player_hide_index+i].point;
objnum = obj_create( OBJ_POWERUP, POW_ENERGY, segnum, &seg_center, &vmd_identity_matrix, Powerup_info[POW_ENERGY].size, CT_POWERUP, MT_NONE, RT_POWERUP);
if (objnum == -1) {
Int3(); // Unable to drop energy powerup for path
return 1;
}
obj = &Objects[objnum];
obj->rtype.vclip_info.vclip_num = Powerup_info[obj->id].vclip_num;
obj->rtype.vclip_info.frametime = Vclip[obj->rtype.vclip_info.vclip_num].frame_time;
obj->rtype.vclip_info.framenum = 0;
obj->lifeleft = F1_0*100 + d_rand() * 4;
}
return 1;
}
// Return true if it happened, else return false.
int create_special_path(void)
{
int i,j;
// ---------- Find exit doors ----------
for (i=0; i<=Highest_segment_index; i++)
for (j=0; j<MAX_SIDES_PER_SEGMENT; j++)
if (Segments[i].children[j] == -2) {
return mark_player_path_to_segment(i);
}
return 0;
}
#endif
#ifndef RELEASE
int Max_obj_count_mike = 0;
// Shows current number of used objects.
void show_free_objects(void)
{
if (!(d_tick_count & 8)) {
int i;
int count=0;
for (i=0; i<=Highest_object_index; i++)
if (Objects[i].type != OBJ_NONE)
count++;
if (count > Max_obj_count_mike) {
Max_obj_count_mike = count;
}
}
}
#endif
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