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dxx-rebirth/main/powerup.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.
*/
/*
*
* Code for powerup objects.
*
*/
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include "3d.h"
#include "inferno.h"
#include "object.h"
#include "game.h"
#include "fireball.h"
#include "powerup.h"
#include "gauges.h"
#include "sounds.h"
#include "player.h"
#include "wall.h"
#include "text.h"
#include "weapon.h"
#include "laser.h"
#include "scores.h"
#include "multi.h"
#include "newdemo.h"
#ifdef EDITOR
#include "gr.h" // for powerup outline drawing
#include "editor/editor.h"
#endif
int N_powerup_types = 0;
powerup_type_info Powerup_info[MAX_POWERUP_TYPES];
int powerup_start_level[MAX_POWERUP_TYPES];
//process this powerup for this frame
void do_powerup_frame(object *obj)
{
vclip_info *vci = &obj->rtype.vclip_info;
vclip *vc = &Vclip[vci->vclip_num];
vci->frametime -= FrameTime;
while (vci->frametime < 0 ) {
vci->frametime += vc->frame_time;
vci->framenum++;
if (vci->framenum >= vc->num_frames)
vci->framenum=0;
}
if (obj->lifeleft <= 0) {
object_create_explosion(obj->segnum, &obj->pos, fl2f(3.5), VCLIP_POWERUP_DISAPPEARANCE );
if ( Vclip[VCLIP_POWERUP_DISAPPEARANCE].sound_num > -1 )
digi_link_sound_to_object( Vclip[VCLIP_POWERUP_DISAPPEARANCE].sound_num, obj-Objects, 0, F1_0);
}
}
#ifdef EDITOR
extern fix blob_vertices[];
// blob_vertices has 3 vertices in it, 4th must be computed
void draw_blob_outline(void)
{
fix v3x, v3y;
v3x = blob_vertices[4] - blob_vertices[2] + blob_vertices[0];
v3y = blob_vertices[5] - blob_vertices[3] + blob_vertices[1];
gr_setcolor(BM_XRGB(63, 63, 63));
gr_line(blob_vertices[0], blob_vertices[1], blob_vertices[2], blob_vertices[3]);
gr_line(blob_vertices[2], blob_vertices[3], blob_vertices[4], blob_vertices[5]);
gr_line(blob_vertices[4], blob_vertices[5], v3x, v3y);
gr_line(v3x, v3y, blob_vertices[0], blob_vertices[1]);
}
#endif
void draw_powerup(object *obj)
{
#ifdef EDITOR
blob_vertices[0] = 0x80000;
#endif
draw_object_blob(obj, Vclip[obj->rtype.vclip_info.vclip_num].frames[obj->rtype.vclip_info.framenum] );
#ifdef EDITOR
if (EditorWindow && (Cur_object_index == obj-Objects))
if (blob_vertices[0] != 0x80000)
draw_blob_outline();
#endif
}
void powerup_basic(int redadd, int greenadd, int blueadd, int score, char *format, ...)
{
char text[120];
va_list args;
va_start(args, format );
vsprintf(text, format, args);
va_end(args);
PALETTE_FLASH_ADD(redadd,greenadd,blueadd);
HUD_init_message(HM_DEFAULT, "%s", text);
add_points_to_score(score);
}
//#ifndef RELEASE
// Give the megawow powerup!
void do_megawow_powerup(int quantity)
{
int i;
powerup_basic(30, 0, 30, 1, "MEGA-WOWIE-ZOWIE!");
#ifndef SHAREWARE
Players[Player_num].primary_weapon_flags = 0xff;
Players[Player_num].secondary_weapon_flags = 0xff;
#else
Players[Player_num].primary_weapon_flags = 0xff ^ (HAS_PLASMA_FLAG | HAS_FUSION_FLAG);
Players[Player_num].secondary_weapon_flags = 0xff ^ (HAS_SMART_FLAG | HAS_MEGA_FLAG);
#endif
for (i=0; i<3; i++)
Players[Player_num].primary_ammo[i] = 200;
for (i=0; i<3; i++)
Players[Player_num].secondary_ammo[i] = quantity;
#ifndef SHAREWARE
for (i=3; i<5; i++)
Players[Player_num].primary_ammo[i] = 200;
for (i=3; i<5; i++)
Players[Player_num].secondary_ammo[i] = quantity/5;
#endif
if (Newdemo_state == ND_STATE_RECORDING)
newdemo_record_laser_level(Players[Player_num].laser_level, MAX_LASER_LEVEL);
Players[Player_num].energy = F1_0*200;
Players[Player_num].shields = F1_0*200;
Players[Player_num].flags |= PLAYER_FLAGS_QUAD_LASERS;
Players[Player_num].laser_level = MAX_LASER_LEVEL;
update_laser_weapon_info();
}
//#endif
int pick_up_energy(void)
{
int used=0;
if (Players[Player_num].energy < MAX_ENERGY) {
Players[Player_num].energy += 3*F1_0 + 3*F1_0*(NDL - Difficulty_level);
if (Players[Player_num].energy > MAX_ENERGY)
Players[Player_num].energy = MAX_ENERGY;
powerup_basic(15,15,7, ENERGY_SCORE, "%s %s %d",TXT_ENERGY,TXT_BOOSTED_TO,f2ir(Players[Player_num].energy));
used=1;
} else
HUD_init_message(HM_DEFAULT|HM_REDUNDANT|HM_MAYDUPL, TXT_MAXED_OUT,TXT_ENERGY);
return used;
}
int pick_up_vulcan_ammo(void)
{
int used=0;
//added/killed on 1/21/99 by Victor Rachels ... how is this wrong?
//-killed- int pwsave = Primary_weapon; // Ugh, save selected primary weapon around the picking up of the ammo. I apologize for this code. Matthew A. Toschlog
if (pick_up_ammo(CLASS_PRIMARY, VULCAN_INDEX, VULCAN_AMMO_AMOUNT)) {
powerup_basic(7, 14, 21, VULCAN_AMMO_SCORE, "%s!", TXT_VULCAN_AMMO);
used = 1;
} else {
HUD_init_message(HM_DEFAULT|HM_REDUNDANT|HM_MAYDUPL, "%s %d %s!",TXT_ALREADY_HAVE,f2i(VULCAN_AMMO_SCALE * Primary_ammo_max[VULCAN_INDEX]),TXT_VULCAN_ROUNDS);
used = 0;
}
//-killed- Primary_weapon = pwsave;
//end this section kill - VR
return used;
}
// returns true if powerup consumed
int do_powerup(object *obj)
{
int used=0;
int vulcan_ammo_to_add_with_cannon;
if ((Player_is_dead) || (ConsoleObject->type == OBJ_GHOST) || (Players[Player_num].shields < 0))
return 0;
if (Game_mode & GM_MULTI)
{
/*
* The fact: Collecting a powerup is decided Client-side and due to PING it takes time for other players to know if one collected a powerup actually. This may lead to the case two players collect the same powerup!
* The solution: Let us check if someone else is closer to a powerup and if so, do not collect it.
* NOTE: Player positions computed by 'shortpos' and PING can still cause a small margin of error.
*/
int i = 0;
vms_vector tvec;
fix mydist = vm_vec_normalized_dir(&tvec, &obj->pos, &ConsoleObject->pos);
for (i = 0; i < MAX_PLAYERS; i++)
{
if (i == Player_num || Players[i].connected != CONNECT_PLAYING)
continue;
if (Objects[Players[i].objnum].type == OBJ_GHOST || Players[i].shields < 0)
continue;
if (mydist > vm_vec_normalized_dir(&tvec, &obj->pos, &Objects[Players[i].objnum].pos))
return 0;
}
}
switch (obj->id) {
case POW_EXTRA_LIFE:
Players[Player_num].lives++;
powerup_basic(15, 15, 15, 0, TXT_EXTRA_LIFE);
used=1;
break;
case POW_ENERGY:
used = pick_up_energy();
break;
case POW_SHIELD_BOOST:
if (Players[Player_num].shields < MAX_SHIELDS) {
Players[Player_num].shields += 3*F1_0 + 3*F1_0*(NDL - Difficulty_level);
if (Players[Player_num].shields > MAX_SHIELDS)
Players[Player_num].shields = MAX_SHIELDS;
powerup_basic(0, 0, 15, SHIELD_SCORE, "%s %s %d",TXT_SHIELD,TXT_BOOSTED_TO,f2ir(Players[Player_num].shields));
used=1;
} else
HUD_init_message(HM_DEFAULT|HM_REDUNDANT|HM_MAYDUPL, TXT_MAXED_OUT,TXT_SHIELD);
break;
case POW_LASER:
if (Players[Player_num].laser_level >= MAX_LASER_LEVEL) {
Players[Player_num].laser_level = MAX_LASER_LEVEL;
HUD_init_message(HM_DEFAULT|HM_REDUNDANT|HM_MAYDUPL, TXT_MAXED_OUT,TXT_LASER);
} else {
if (Newdemo_state == ND_STATE_RECORDING)
newdemo_record_laser_level(Players[Player_num].laser_level, Players[Player_num].laser_level + 1);
Players[Player_num].laser_level++;
powerup_basic(10, 0, 10, LASER_SCORE, "%s %s %d",TXT_LASER,TXT_BOOSTED_TO, Players[Player_num].laser_level+1);
update_laser_weapon_info();
pick_up_primary (LASER_INDEX);
used=1;
}
if (!used && !(Game_mode & GM_MULTI) )
used = pick_up_energy();
break;
case POW_MISSILE_1:
used=pick_up_secondary(CONCUSSION_INDEX,1);
break;
case POW_MISSILE_4:
used=pick_up_secondary(CONCUSSION_INDEX,4);
break;
case POW_KEY_BLUE:
if (Players[Player_num].flags & PLAYER_FLAGS_BLUE_KEY)
break;
#ifdef NETWORK
multi_send_play_sound(Powerup_info[obj->id].hit_sound, F1_0);
#endif
digi_play_sample( Powerup_info[obj->id].hit_sound, F1_0 );
Players[Player_num].flags |= PLAYER_FLAGS_BLUE_KEY;
powerup_basic(0, 0, 15, KEY_SCORE, "%s %s",TXT_BLUE,TXT_ACCESS_GRANTED);
if (Game_mode & GM_MULTI)
used=0;
else
used=1;
break;
case POW_KEY_RED:
if (Players[Player_num].flags & PLAYER_FLAGS_RED_KEY)
break;
#ifdef NETWORK
multi_send_play_sound(Powerup_info[obj->id].hit_sound, F1_0);
#endif
digi_play_sample( Powerup_info[obj->id].hit_sound, F1_0 );
Players[Player_num].flags |= PLAYER_FLAGS_RED_KEY;
powerup_basic(15, 0, 0, KEY_SCORE, "%s %s",TXT_RED,TXT_ACCESS_GRANTED);
if (Game_mode & GM_MULTI)
used=0;
else
used=1;
break;
case POW_KEY_GOLD:
if (Players[Player_num].flags & PLAYER_FLAGS_GOLD_KEY)
break;
#ifdef NETWORK
multi_send_play_sound(Powerup_info[obj->id].hit_sound, F1_0);
#endif
digi_play_sample( Powerup_info[obj->id].hit_sound, F1_0 );
Players[Player_num].flags |= PLAYER_FLAGS_GOLD_KEY;
powerup_basic(15, 15, 7, KEY_SCORE, "%s %s",TXT_YELLOW,TXT_ACCESS_GRANTED);
if (Game_mode & GM_MULTI)
used=0;
else
used=1;
break;
case POW_QUAD_FIRE:
if (!(Players[Player_num].flags & PLAYER_FLAGS_QUAD_LASERS)) {
Players[Player_num].flags |= PLAYER_FLAGS_QUAD_LASERS;
powerup_basic(15, 15, 7, QUAD_FIRE_SCORE, "%s!",TXT_QUAD_LASERS);
update_laser_weapon_info();
used=1;
} else
HUD_init_message(HM_DEFAULT|HM_REDUNDANT|HM_MAYDUPL, "%s %s!",TXT_ALREADY_HAVE,TXT_QUAD_LASERS);
if (!used && !(Game_mode & GM_MULTI) )
used = pick_up_energy();
break;
case POW_VULCAN_WEAPON:
if ((used = pick_up_primary(VULCAN_INDEX)) != 0) {
vulcan_ammo_to_add_with_cannon = obj->ctype.powerup_info.count;
if (vulcan_ammo_to_add_with_cannon < VULCAN_WEAPON_AMMO_AMOUNT) vulcan_ammo_to_add_with_cannon = VULCAN_WEAPON_AMMO_AMOUNT;
pick_up_ammo(CLASS_PRIMARY, VULCAN_INDEX, vulcan_ammo_to_add_with_cannon);
}
//added/edited 8/3/98 by Victor Rachels to fix vulcan multi bug
//check if multi, if so, pick up ammo w/o using, set ammo left. else, normal
//killed 8/27/98 by Victor Rachels to fix vulcan ammo multiplying. new way
// is by spewing the current held ammo when dead.
//-killed if (!used && (Game_mode & GM_MULTI))
//-killed {
//-killed int tempcount;
//-killed tempcount=Players[Player_num].primary_ammo[VULCAN_INDEX];
//-killed if (pick_up_ammo(CLASS_PRIMARY, VULCAN_INDEX, obj->ctype.powerup_info.count))
//-killed obj->ctype.powerup_info.count -= Players[Player_num].primary_ammo[VULCAN_INDEX]-tempcount;
//-killed }
//end kill - Victor Rachels
if (!used && !(Game_mode & GM_MULTI) )
//end addition/edit - Victor Rachels
used = pick_up_vulcan_ammo();
break;
case POW_SPREADFIRE_WEAPON:
used = pick_up_primary(SPREADFIRE_INDEX);
if (!used && !(Game_mode & GM_MULTI) )
used = pick_up_energy();
break;
case POW_PLASMA_WEAPON:
used = pick_up_primary(PLASMA_INDEX);
if (!used && !(Game_mode & GM_MULTI) )
used = pick_up_energy();
break;
case POW_FUSION_WEAPON:
used = pick_up_primary(FUSION_INDEX);
if (!used && !(Game_mode & GM_MULTI) )
used = pick_up_energy();
break;
case POW_PROXIMITY_WEAPON:
used=pick_up_secondary(PROXIMITY_INDEX,4);
break;
case POW_SMARTBOMB_WEAPON:
used=pick_up_secondary(SMART_INDEX,1);
break;
case POW_MEGA_WEAPON:
used=pick_up_secondary(MEGA_INDEX,1);
break;
case POW_VULCAN_AMMO: {
used = pick_up_vulcan_ammo();
if (!used && !(Game_mode & GM_MULTI) )
used = pick_up_vulcan_ammo();
break;
}
break;
case POW_HOMING_AMMO_1:
used=pick_up_secondary(HOMING_INDEX,1);
break;
case POW_HOMING_AMMO_4:
used=pick_up_secondary(HOMING_INDEX,4);
break;
case POW_CLOAK:
if (Players[Player_num].flags & PLAYER_FLAGS_CLOAKED) {
HUD_init_message(HM_DEFAULT|HM_REDUNDANT|HM_MAYDUPL, "%s %s!",TXT_ALREADY_ARE,TXT_CLOAKED);
break;
} else {
Players[Player_num].cloak_time = GameTime64;
Players[Player_num].flags |= PLAYER_FLAGS_CLOAKED;
ai_do_cloak_stuff();
#ifdef NETWORK
if (Game_mode & GM_MULTI)
multi_send_cloak();
#endif
powerup_basic(-10,-10,-10, CLOAK_SCORE, "%s!",TXT_CLOAKING_DEVICE);
used = 1;
break;
}
case POW_INVULNERABILITY:
if (Players[Player_num].flags & PLAYER_FLAGS_INVULNERABLE) {
HUD_init_message(HM_DEFAULT|HM_REDUNDANT|HM_MAYDUPL, "%s %s!",TXT_ALREADY_ARE,TXT_INVULNERABLE);
break;
} else {
Players[Player_num].invulnerable_time = GameTime64;
Players[Player_num].flags |= PLAYER_FLAGS_INVULNERABLE;
powerup_basic(7, 14, 21, INVULNERABILITY_SCORE, "%s!",TXT_INVULNERABILITY);
used = 1;
break;
}
#ifndef RELEASE
case POW_MEGAWOW:
do_megawow_powerup(50);
used = 1;
break;
#endif
default:
break;
}
//always say used, until physics problem (getting stuck on unused powerup)
//is solved. Note also the break statements above that are commented out
//!! used=1;
if (used && Powerup_info[obj->id].hit_sound > -1 ) {
#ifdef NETWORK
if (Game_mode & GM_MULTI) // Added by Rob, take this out if it turns out to be not good for net games!
multi_send_play_sound(Powerup_info[obj->id].hit_sound, F1_0);
#endif
digi_play_sample( Powerup_info[obj->id].hit_sound, F1_0 );
}
return used;
}
/*
* reads n powerup_type_info structs from a PHYSFS_file
*/
int powerup_type_info_read_n(powerup_type_info *pti, int n, PHYSFS_file *fp)
{
int i;
for (i = 0; i < n; i++) {
pti[i].vclip_num = PHYSFSX_readInt(fp);
pti[i].hit_sound = PHYSFSX_readInt(fp);
pti[i].size = PHYSFSX_readFix(fp);
pti[i].light = PHYSFSX_readFix(fp);
}
return i;
}
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