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/* $Id: laser.c,v 1.10 2003-10-10 09:36:35 btb Exp $ */
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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
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE .
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COPYRIGHT 1993 - 1999 PARALLAX SOFTWARE CORPORATION . ALL RIGHTS RESERVED .
*/
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/*
*
* This will contain the laser code
*
* Old Log :
* Revision 1.1 1993 / 11 / 29 17 : 19 : 02 john
* Initial revision
*
*
*/
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# ifdef HAVE_CONFIG_H
# include <conf.h>
# endif
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# ifdef RCS
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char laser_rcsid [ ] = " $Id: laser.c,v 1.10 2003-10-10 09:36:35 btb Exp $ " ;
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# endif
# include <stdlib.h>
# include <stdio.h>
# include "inferno.h"
# include "game.h"
# include "bm.h"
# include "object.h"
# include "laser.h"
# include "args.h"
# include "segment.h"
# include "fvi.h"
# include "segpoint.h"
# include "error.h"
# include "mono.h"
# include "key.h"
# include "texmap.h"
# include "textures.h"
# include "render.h"
# include "vclip.h"
# include "fireball.h"
# include "polyobj.h"
# include "robot.h"
# include "weapon.h"
# include "newdemo.h"
# include "timer.h"
# include "player.h"
# include "sounds.h"
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# ifdef NETWORK
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# include "network.h"
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# endif
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# include "ai.h"
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# ifdef NETWORK
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# include "modem.h"
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# endif
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# include "powerup.h"
# include "multi.h"
# include "physics.h"
# include "multi.h"
# ifdef TACTILE
# include "tactile.h"
# endif
int Laser_rapid_fire = 0 ;
object * Guided_missile [ MAX_PLAYERS ] = { NULL , NULL , NULL , NULL , NULL , NULL , NULL , NULL } ;
int Guided_missile_sig [ MAX_PLAYERS ] = { - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 } ;
int find_homing_object_complete ( vms_vector * curpos , object * tracker , int track_obj_type1 , int track_obj_type2 ) ;
extern char Multi_is_guided ;
extern char BounceCheat ;
extern void newdemo_record_guided_end ( ) ;
extern void newdemo_record_guided_start ( ) ;
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int find_homing_object ( vms_vector * curpos , object * tracker ) ;
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//---------------------------------------------------------------------------------
// Called by render code.... determines if the laser is from a robot or the
// player and calls the appropriate routine.
void Laser_render ( object * obj )
{
// Commented out by John (sort of, typed by Mike) on 6/8/94
#if 0
switch ( obj - > id ) {
case WEAPON_TYPE_WEAK_LASER :
case WEAPON_TYPE_STRONG_LASER :
case WEAPON_TYPE_CANNON_BALL :
case WEAPON_TYPE_MISSILE :
break ;
default :
Error ( " Invalid weapon type in Laser_render \n " ) ;
}
# endif
switch ( Weapon_info [ obj - > id ] . render_type ) {
case WEAPON_RENDER_LASER :
Int3 ( ) ; // Not supported anymore!
//Laser_draw_one(obj-Objects, Weapon_info[obj->id].bitmap );
break ;
case WEAPON_RENDER_BLOB :
draw_object_blob ( obj , Weapon_info [ obj - > id ] . bitmap ) ;
break ;
case WEAPON_RENDER_POLYMODEL :
break ;
case WEAPON_RENDER_VCLIP :
Int3 ( ) ; // Oops, not supported, type added by mk on 09/09/94, but not for lasers...
default :
Error ( " Invalid weapon render type in Laser_render \n " ) ;
}
}
//---------------------------------------------------------------------------------
// Draws a texture-mapped laser bolt
//void Laser_draw_one( int objnum, grs_bitmap * bmp )
//{
// int t1, t2, t3;
// g3s_point p1, p2;
// object *obj;
// vms_vector start_pos,end_pos;
//
// obj = &Objects[objnum];
//
// start_pos = obj->pos;
// vm_vec_scale_add(&end_pos,&start_pos,&obj->orient.fvec,-Laser_length);
//
// g3_rotate_point(&p1,&start_pos);
// g3_rotate_point(&p2,&end_pos);
//
// t1 = Lighting_on;
// t2 = Interpolation_method;
// t3 = Transparency_on;
//
// Lighting_on = 0;
// //Interpolation_method = 3; // Full perspective
// Interpolation_method = 1; // Linear
// Transparency_on = 1;
//
// //gr_setcolor( gr_getcolor(31,15,0));
// //g3_draw_line_ptrs(p1,p2);
// //g3_draw_rod(p1,0x2000,p2,0x2000);
// //g3_draw_rod(p1,Laser_width,p2,Laser_width);
// g3_draw_rod_tmap(bmp,&p2,Laser_width,&p1,Laser_width,0);
// Lighting_on = t1;
// Interpolation_method = t2;
// Transparency_on = t3;
//
//}
// Changed by MK on 09/07/94
// I want you to be able to blow up your own bombs.
// AND...Your proximity bombs can blow you up if they're 2.0 seconds or more old.
// Changed by MK on 06/06/95: Now must be 4.0 seconds old. Much valid Net-complaining.
int laser_are_related ( int o1 , int o2 )
{
if ( ( o1 < 0 ) | | ( o2 < 0 ) )
return 0 ;
// See if o2 is the parent of o1
if ( Objects [ o1 ] . type = = OBJ_WEAPON )
if ( ( Objects [ o1 ] . ctype . laser_info . parent_num = = o2 ) & & ( Objects [ o1 ] . ctype . laser_info . parent_signature = = Objects [ o2 ] . signature ) )
{
// o1 is a weapon, o2 is the parent of 1, so if o1 is PROXIMITY_BOMB and o2 is player, they are related only if o1 < 2.0 seconds old
if ( ( Objects [ o1 ] . id = = PHOENIX_ID & & ( GameTime > Objects [ o1 ] . ctype . laser_info . creation_time + F1_0 / 4 ) ) | |
( Objects [ o1 ] . id = = GUIDEDMISS_ID & & ( GameTime > Objects [ o1 ] . ctype . laser_info . creation_time + F1_0 * 2 ) ) | |
( ( ( Objects [ o1 ] . id = = PROXIMITY_ID ) | | ( Objects [ o1 ] . id = = SUPERPROX_ID ) ) & & ( GameTime > Objects [ o1 ] . ctype . laser_info . creation_time + F1_0 * 4 ) ) ) {
return 0 ;
} else
return 1 ;
}
// See if o1 is the parent of o2
if ( Objects [ o2 ] . type = = OBJ_WEAPON )
{
if ( ( Objects [ o2 ] . ctype . laser_info . parent_num = = o1 ) & & ( Objects [ o2 ] . ctype . laser_info . parent_signature = = Objects [ o1 ] . signature ) )
{
// o2 is a weapon, o1 is the parent of 2, so if o2 is PROXIMITY_BOMB and o1 is player, they are related only if o1 < 2.0 seconds old
if ( ( Objects [ o2 ] . id = = PHOENIX_ID & & ( GameTime > Objects [ o2 ] . ctype . laser_info . creation_time + F1_0 / 4 ) ) | |
( Objects [ o2 ] . id = = GUIDEDMISS_ID & & ( GameTime > Objects [ o2 ] . ctype . laser_info . creation_time + F1_0 * 2 ) ) | |
( ( ( Objects [ o2 ] . id = = PROXIMITY_ID ) | | ( Objects [ o2 ] . id = = SUPERPROX_ID ) ) & & ( GameTime > Objects [ o2 ] . ctype . laser_info . creation_time + F1_0 * 4 ) ) ) {
return 0 ;
} else
return 1 ;
}
}
// They must both be weapons
if ( Objects [ o1 ] . type ! = OBJ_WEAPON | | Objects [ o2 ] . type ! = OBJ_WEAPON )
return 0 ;
// Here is the 09/07/94 change -- Siblings must be identical, others can hurt each other
// See if they're siblings...
// MK: 06/08/95, Don't allow prox bombs to detonate for 3/4 second. Else too likely to get toasted by your own bomb if hit by opponent.
if ( Objects [ o1 ] . ctype . laser_info . parent_signature = = Objects [ o2 ] . ctype . laser_info . parent_signature )
{
if ( Objects [ o1 ] . id = = PROXIMITY_ID | | Objects [ o2 ] . id = = PROXIMITY_ID | | Objects [ o1 ] . id = = SUPERPROX_ID | | Objects [ o2 ] . id = = SUPERPROX_ID ) {
// If neither is older than 1/2 second, then can't blow up!
if ( ( GameTime > ( Objects [ o1 ] . ctype . laser_info . creation_time + F1_0 / 2 ) ) | | ( GameTime > ( Objects [ o2 ] . ctype . laser_info . creation_time + F1_0 / 2 ) ) )
return 0 ;
else
return 1 ;
} else
return 1 ;
}
// Anything can cause a collision with a robot super prox mine.
if ( Objects [ o1 ] . id = = ROBOT_SUPERPROX_ID | | Objects [ o2 ] . id = = ROBOT_SUPERPROX_ID | |
Objects [ o1 ] . id = = PROXIMITY_ID | | Objects [ o2 ] . id = = PROXIMITY_ID | |
Objects [ o1 ] . id = = SUPERPROX_ID | | Objects [ o2 ] . id = = SUPERPROX_ID | |
Objects [ o1 ] . id = = PMINE_ID | | Objects [ o2 ] . id = = PMINE_ID )
return 0 ;
return 1 ;
}
//--unused-- int Muzzle_scale=2;
int Laser_offset = 0 ;
void do_muzzle_stuff ( int segnum , vms_vector * pos )
{
Muzzle_data [ Muzzle_queue_index ] . create_time = timer_get_fixed_seconds ( ) ;
Muzzle_data [ Muzzle_queue_index ] . segnum = segnum ;
Muzzle_data [ Muzzle_queue_index ] . pos = * pos ;
Muzzle_queue_index + + ;
if ( Muzzle_queue_index > = MUZZLE_QUEUE_MAX )
Muzzle_queue_index = 0 ;
}
//creates a weapon object
int create_weapon_object ( int weapon_type , int segnum , vms_vector * position )
{
int rtype = - 1 ;
fix laser_radius = - 1 ;
int objnum ;
object * obj ;
switch ( Weapon_info [ weapon_type ] . render_type ) {
case WEAPON_RENDER_BLOB :
rtype = RT_LASER ; // Render as a laser even if blob (see render code above for explanation)
laser_radius = Weapon_info [ weapon_type ] . blob_size ;
break ;
case WEAPON_RENDER_POLYMODEL :
laser_radius = 0 ; // Filled in below.
rtype = RT_POLYOBJ ;
break ;
case WEAPON_RENDER_LASER :
Int3 ( ) ; // Not supported anymore
break ;
case WEAPON_RENDER_NONE :
rtype = RT_NONE ;
laser_radius = F1_0 ;
break ;
case WEAPON_RENDER_VCLIP :
rtype = RT_WEAPON_VCLIP ;
laser_radius = Weapon_info [ weapon_type ] . blob_size ;
break ;
default :
Error ( " Invalid weapon render type in Laser_create_new \n " ) ;
}
Assert ( laser_radius ! = - 1 ) ;
Assert ( rtype ! = - 1 ) ;
objnum = obj_create ( OBJ_WEAPON , weapon_type , segnum , position , NULL , laser_radius , CT_WEAPON , MT_PHYSICS , rtype ) ;
obj = & Objects [ objnum ] ;
if ( Weapon_info [ weapon_type ] . render_type = = WEAPON_RENDER_POLYMODEL ) {
obj - > rtype . pobj_info . model_num = Weapon_info [ obj - > id ] . model_num ;
obj - > size = fixdiv ( Polygon_models [ obj - > rtype . pobj_info . model_num ] . rad , Weapon_info [ obj - > id ] . po_len_to_width_ratio ) ;
}
obj - > mtype . phys_info . mass = Weapon_info [ weapon_type ] . mass ;
obj - > mtype . phys_info . drag = Weapon_info [ weapon_type ] . drag ;
vm_vec_zero ( & obj - > mtype . phys_info . thrust ) ;
if ( Weapon_info [ weapon_type ] . bounce = = 1 )
obj - > mtype . phys_info . flags | = PF_BOUNCE ;
if ( Weapon_info [ weapon_type ] . bounce = = 2 | | BounceCheat )
obj - > mtype . phys_info . flags | = PF_BOUNCE + PF_BOUNCES_TWICE ;
return objnum ;
}
extern int Doing_lighting_hack_flag ;
// -------------------------------------------------------------------------------------------------------------------------------
// ***** HEY ARTISTS!! *****
// Here are the constants you're looking for! --MK
// Change the following constants to affect the look of the omega cannon.
// Changing these constants will not affect the damage done.
// WARNING: If you change DESIRED_OMEGA_DIST and MAX_OMEGA_BLOBS, you don't merely change the look of the cannon,
// you change its range. If you decrease DESIRED_OMEGA_DIST, you decrease how far the gun can fire.
# define MIN_OMEGA_BLOBS 3 // No matter how close the obstruction, at this many blobs created.
# define MIN_OMEGA_DIST (F1_0*3) // At least this distance between blobs, unless doing so would violate MIN_OMEGA_BLOBS
# define DESIRED_OMEGA_DIST (F1_0*5) // This is the desired distance between blobs. For distances > MIN_OMEGA_BLOBS*DESIRED_OMEGA_DIST, but not very large, this will apply.
# define MAX_OMEGA_BLOBS 16 // No matter how far away the obstruction, this is the maximum number of blobs.
# define MAX_OMEGA_DIST (MAX_OMEGA_BLOBS * DESIRED_OMEGA_DIST) // Maximum extent of lightning blobs.
// Additionally, several constants which apply to homing objects in general control the behavior of the Omega Cannon.
// They are defined in laser.h. They are copied here for reference. These values are valid on 1/10/96:
// If you want the Omega Cannon view cone to be different than the Homing Missile viewcone, contact MK to make the change.
// (Unless you are a programmer, in which case, do it yourself!)
# define OMEGA_MIN_TRACKABLE_DOT (15*F1_0 / 16) // Larger values mean narrower cone. F1_0 means damn near impossible. 0 means 180 degree field of view.
# define OMEGA_MAX_TRACKABLE_DIST MAX_OMEGA_DIST // An object must be at least this close to be tracked.
// Note, you don't need to change these constants. You can control damage and energy consumption by changing the
// usual bitmaps.tbl parameters.
# define OMEGA_DAMAGE_SCALE 32 // Controls how much damage is done. This gets multiplied by FrameTime and then again by the damage specified in bitmaps.tbl in the $WEAPON line.
# define OMEGA_ENERGY_CONSUMPTION 16 // Controls how much energy is consumed. This gets multiplied by FrameTime and then again by the energy parameter from bitmaps.tbl.
// -------------------------------------------------------------------------------------------------------------------------------
void delete_old_omega_blobs ( object * parent_objp )
{
int i ;
int parent_num ;
int count = 0 ;
parent_num = parent_objp - > ctype . laser_info . parent_num ;
for ( i = 0 ; i < = Highest_object_index ; i + + )
if ( Objects [ i ] . type = = OBJ_WEAPON )
if ( Objects [ i ] . id = = OMEGA_ID )
if ( Objects [ i ] . ctype . laser_info . parent_num = = parent_num ) {
obj_delete ( i ) ;
count + + ;
}
mprintf ( ( 0 , " %i Omega blobs deleted in frame %i \n " , count , FrameCount ) ) ;
}
// ---------------------------------------------------------------------------------
void create_omega_blobs ( int firing_segnum , vms_vector * firing_pos , vms_vector * goal_pos , object * parent_objp )
{
int i , last_segnum , last_created_objnum = - 1 ;
vms_vector vec_to_goal ;
fix dist_to_goal ;
int num_omega_blobs ;
fix omega_blob_dist ;
vms_vector omega_delta_vector ;
vms_vector blob_pos , perturb_vec ;
fix perturb_array [ MAX_OMEGA_BLOBS ] ;
if ( Game_mode & GM_MULTI )
delete_old_omega_blobs ( parent_objp ) ;
vm_vec_sub ( & vec_to_goal , goal_pos , firing_pos ) ;
dist_to_goal = vm_vec_normalize_quick ( & vec_to_goal ) ;
if ( dist_to_goal < MIN_OMEGA_BLOBS * MIN_OMEGA_DIST ) {
omega_blob_dist = MIN_OMEGA_DIST ;
num_omega_blobs = dist_to_goal / omega_blob_dist ;
if ( num_omega_blobs = = 0 )
num_omega_blobs = 1 ;
} else {
omega_blob_dist = DESIRED_OMEGA_DIST ;
num_omega_blobs = dist_to_goal / omega_blob_dist ;
if ( num_omega_blobs > MAX_OMEGA_BLOBS ) {
num_omega_blobs = MAX_OMEGA_BLOBS ;
omega_blob_dist = dist_to_goal / num_omega_blobs ;
} else if ( num_omega_blobs < MIN_OMEGA_BLOBS ) {
num_omega_blobs = MIN_OMEGA_BLOBS ;
omega_blob_dist = dist_to_goal / num_omega_blobs ;
}
}
omega_delta_vector = vec_to_goal ;
vm_vec_scale ( & omega_delta_vector , omega_blob_dist ) ;
// Now, create all the blobs
blob_pos = * firing_pos ;
last_segnum = firing_segnum ;
// If nearby, don't perturb vector. If not nearby, start halfway out.
if ( dist_to_goal < MIN_OMEGA_DIST * 4 ) {
for ( i = 0 ; i < num_omega_blobs ; i + + )
perturb_array [ i ] = 0 ;
} else {
vm_vec_scale_add2 ( & blob_pos , & omega_delta_vector , F1_0 / 2 ) ; // Put first blob half way out.
for ( i = 0 ; i < num_omega_blobs / 2 ; i + + ) {
perturb_array [ i ] = F1_0 * i + F1_0 / 4 ;
perturb_array [ num_omega_blobs - 1 - i ] = F1_0 * i ;
}
}
// Create random perturbation vector, but favor _not_ going up in player's reference.
make_random_vector ( & perturb_vec ) ;
vm_vec_scale_add2 ( & perturb_vec , & parent_objp - > orient . uvec , - F1_0 / 2 ) ;
Doing_lighting_hack_flag = 1 ; // Ugly, but prevents blobs which are probably outside the mine from killing framerate.
for ( i = 0 ; i < num_omega_blobs ; i + + ) {
vms_vector temp_pos ;
int blob_objnum , segnum ;
// This will put the last blob right at the destination object, causing damage.
if ( i = = num_omega_blobs - 1 )
vm_vec_scale_add2 ( & blob_pos , & omega_delta_vector , 15 * F1_0 / 32 ) ; // Move last blob another (almost) half section
// Every so often, re-perturb blobs
if ( ( i % 4 ) = = 3 ) {
vms_vector temp_vec ;
make_random_vector ( & temp_vec ) ;
vm_vec_scale_add2 ( & perturb_vec , & temp_vec , F1_0 / 4 ) ;
}
vm_vec_scale_add ( & temp_pos , & blob_pos , & perturb_vec , perturb_array [ i ] ) ;
segnum = find_point_seg ( & temp_pos , last_segnum ) ;
if ( segnum ! = - 1 ) {
object * objp ;
last_segnum = segnum ;
blob_objnum = obj_create ( OBJ_WEAPON , OMEGA_ID , segnum , & temp_pos , NULL , 0 , CT_WEAPON , MT_PHYSICS , RT_WEAPON_VCLIP ) ;
if ( blob_objnum = = - 1 )
break ;
last_created_objnum = blob_objnum ;
objp = & Objects [ blob_objnum ] ;
objp - > lifeleft = ONE_FRAME_TIME ;
objp - > mtype . phys_info . velocity = vec_to_goal ;
// Only make the last one move fast, else multiple blobs might collide with target.
vm_vec_scale ( & objp - > mtype . phys_info . velocity , F1_0 * 4 ) ;
objp - > size = Weapon_info [ objp - > id ] . blob_size ;
objp - > shields = fixmul ( OMEGA_DAMAGE_SCALE * FrameTime , Weapon_info [ objp - > id ] . strength [ Difficulty_level ] ) ;
objp - > ctype . laser_info . parent_type = parent_objp - > type ;
objp - > ctype . laser_info . parent_signature = parent_objp - > signature ;
objp - > ctype . laser_info . parent_num = parent_objp - Objects ;
objp - > movement_type = MT_NONE ; // Only last one moves, that will get bashed below.
}
vm_vec_add2 ( & blob_pos , & omega_delta_vector ) ;
}
// Make last one move faster, but it's already moving at speed = F1_0*4.
if ( last_created_objnum ! = - 1 ) {
vm_vec_scale ( & Objects [ last_created_objnum ] . mtype . phys_info . velocity , Weapon_info [ OMEGA_ID ] . speed [ Difficulty_level ] / 4 ) ;
Objects [ last_created_objnum ] . movement_type = MT_PHYSICS ;
}
Doing_lighting_hack_flag = 0 ;
}
# define MIN_OMEGA_CHARGE (MAX_OMEGA_CHARGE / 8)
# define OMEGA_CHARGE_SCALE 4 // FrameTime / OMEGA_CHARGE_SCALE added to Omega_charge every frame.
fix Omega_charge = MAX_OMEGA_CHARGE ;
# define OMEGA_CHARGE_SCALE 4
int Last_omega_fire_frame = 0 ;
// ---------------------------------------------------------------------------------
// Call this every frame to recharge the Omega Cannon.
void omega_charge_frame ( void )
{
fix delta_charge , old_omega_charge ;
if ( Omega_charge = = MAX_OMEGA_CHARGE )
return ;
if ( ! ( player_has_weapon ( OMEGA_INDEX , 0 ) & HAS_WEAPON_FLAG ) )
return ;
if ( Player_is_dead )
return ;
if ( ( Primary_weapon = = OMEGA_INDEX ) & & ( Omega_charge = = 0 ) & & ( Players [ Player_num ] . energy = = 0 ) ) {
Primary_weapon - - ;
auto_select_weapon ( 0 ) ;
}
// Don't charge while firing.
if ( ( Last_omega_fire_frame = = FrameCount ) | | ( Last_omega_fire_frame = = FrameCount - 1 ) )
return ;
if ( Players [ Player_num ] . energy ) {
fix energy_used ;
old_omega_charge = Omega_charge ;
Omega_charge + = FrameTime / OMEGA_CHARGE_SCALE ;
if ( Omega_charge > MAX_OMEGA_CHARGE )
Omega_charge = MAX_OMEGA_CHARGE ;
delta_charge = Omega_charge - old_omega_charge ;
energy_used = fixmul ( F1_0 * 190 / 17 , delta_charge ) ;
if ( Difficulty_level < 2 )
energy_used = fixmul ( energy_used , i2f ( Difficulty_level + 2 ) / 4 ) ;
Players [ Player_num ] . energy - = energy_used ;
if ( Players [ Player_num ] . energy < 0 )
Players [ Player_num ] . energy = 0 ;
}
}
// -- fix Last_omega_muzzle_flash_time;
// ---------------------------------------------------------------------------------
// *objp is the object firing the omega cannon
// *pos is the location from which the omega bolt starts
void do_omega_stuff ( object * parent_objp , vms_vector * firing_pos , object * weapon_objp )
{
int lock_objnum , firing_segnum ;
vms_vector goal_pos ;
int pnum = parent_objp - > id ;
if ( pnum = = Player_num ) {
// If charge >= min, or (some charge and zero energy), allow to fire.
if ( ! ( ( Omega_charge > = MIN_OMEGA_CHARGE ) | | ( Omega_charge & & ! Players [ pnum ] . energy ) ) ) {
obj_delete ( weapon_objp - Objects ) ;
return ;
}
Omega_charge - = FrameTime ;
if ( Omega_charge < 0 )
Omega_charge = 0 ;
// Ensure that the lightning cannon can be fired next frame.
Next_laser_fire_time = GameTime + 1 ;
Last_omega_fire_frame = FrameCount ;
}
weapon_objp - > ctype . laser_info . parent_type = OBJ_PLAYER ;
weapon_objp - > ctype . laser_info . parent_num = Players [ pnum ] . objnum ;
weapon_objp - > ctype . laser_info . parent_signature = Objects [ Players [ pnum ] . objnum ] . signature ;
lock_objnum = find_homing_object ( firing_pos , weapon_objp ) ;
firing_segnum = find_point_seg ( firing_pos , parent_objp - > segnum ) ;
// Play sound.
if ( parent_objp = = Viewer )
digi_play_sample ( Weapon_info [ weapon_objp - > id ] . flash_sound , F1_0 ) ;
else
digi_link_sound_to_pos ( Weapon_info [ weapon_objp - > id ] . flash_sound , weapon_objp - > segnum , 0 , & weapon_objp - > pos , 0 , F1_0 ) ;
// -- if ((Last_omega_muzzle_flash_time + F1_0/4 < GameTime) || (Last_omega_muzzle_flash_time > GameTime)) {
// -- do_muzzle_stuff(firing_segnum, firing_pos);
// -- Last_omega_muzzle_flash_time = GameTime;
// -- }
// Delete the original object. Its only purpose in life was to determine which object to home in on.
obj_delete ( weapon_objp - Objects ) ;
// If couldn't lock on anything, fire straight ahead.
if ( lock_objnum = = - 1 ) {
fvi_query fq ;
fvi_info hit_data ;
int fate ;
vms_vector perturb_vec , perturbed_fvec ;
make_random_vector ( & perturb_vec ) ;
vm_vec_scale_add ( & perturbed_fvec , & parent_objp - > orient . fvec , & perturb_vec , F1_0 / 16 ) ;
vm_vec_scale_add ( & goal_pos , firing_pos , & perturbed_fvec , MAX_OMEGA_DIST ) ;
fq . startseg = firing_segnum ;
if ( fq . startseg = = - 1 ) {
mprintf ( ( 1 , " Trying to fire Omega Cannon, but gun is outside mine. Aborting! \n " ) ) ;
return ;
}
fq . p0 = firing_pos ;
fq . p1 = & goal_pos ;
fq . rad = 0 ;
fq . thisobjnum = parent_objp - Objects ;
fq . ignore_obj_list = NULL ;
fq . flags = FQ_IGNORE_POWERUPS | FQ_TRANSPOINT | FQ_CHECK_OBJS ; //what about trans walls???
fate = find_vector_intersection ( & fq , & hit_data ) ;
if ( fate ! = HIT_NONE ) {
Assert ( hit_data . hit_seg ! = - 1 ) ; // How can this be? We went from inside the mine to outside without hitting anything?
goal_pos = hit_data . hit_pnt ;
}
} else
goal_pos = Objects [ lock_objnum ] . pos ;
// This is where we create a pile of omega blobs!
create_omega_blobs ( firing_segnum , firing_pos , & goal_pos , parent_objp ) ;
}
// ---------------------------------------------------------------------------------
// Initializes a laser after Fire is pressed
// Returns object number.
int Laser_create_new ( vms_vector * direction , vms_vector * position , int segnum , int parent , int weapon_type , int make_sound )
{
int objnum ;
object * obj ;
fix parent_speed , weapon_speed ;
fix volume ;
fix laser_length = 0 ;
Assert ( weapon_type < N_weapon_types ) ;
if ( ( weapon_type < 0 ) | | ( weapon_type > = N_weapon_types ) )
weapon_type = 0 ;
// Don't let homing blobs make muzzle flash.
if ( Objects [ parent ] . type = = OBJ_ROBOT )
do_muzzle_stuff ( segnum , position ) ;
objnum = create_weapon_object ( weapon_type , segnum , position ) ;
if ( objnum < 0 ) {
mprintf ( ( 1 , " Can't create laser - Out of objects! \n " ) ) ;
return - 1 ;
}
obj = & Objects [ objnum ] ;
// Do the special Omega Cannon stuff. Then return on account of everything that follows does
// not apply to the Omega Cannon.
if ( weapon_type = = OMEGA_ID ) {
// Create orientation matrix for tracking purposes.
vm_vector_2_matrix ( & obj - > orient , direction , & Objects [ parent ] . orient . uvec , NULL ) ;
if ( ( & Objects [ parent ] ! = Viewer ) & & ( Objects [ parent ] . type ! = OBJ_WEAPON ) ) {
// Muzzle flash
if ( Weapon_info [ obj - > id ] . flash_vclip > - 1 )
object_create_muzzle_flash ( obj - > segnum , & obj - > pos , Weapon_info [ obj - > id ] . flash_size , Weapon_info [ obj - > id ] . flash_vclip ) ;
}
do_omega_stuff ( & Objects [ parent ] , position , obj ) ;
return objnum ;
}
if ( Objects [ parent ] . type = = OBJ_PLAYER ) {
if ( weapon_type = = FUSION_ID ) {
if ( Fusion_charge < = 0 )
obj - > ctype . laser_info . multiplier = F1_0 ;
else if ( Fusion_charge < = 4 * F1_0 )
obj - > ctype . laser_info . multiplier = F1_0 + Fusion_charge / 2 ;
else
obj - > ctype . laser_info . multiplier = 4 * F1_0 ;
} else if ( ( weapon_type > = LASER_ID & & weapon_type < = MAX_SUPER_LASER_LEVEL ) & & ( Players [ Objects [ parent ] . id ] . flags & PLAYER_FLAGS_QUAD_LASERS ) )
obj - > ctype . laser_info . multiplier = F1_0 * 3 / 4 ;
else if ( weapon_type = = GUIDEDMISS_ID ) {
if ( parent = = Players [ Player_num ] . objnum ) {
Guided_missile [ Player_num ] = obj ;
Guided_missile_sig [ Player_num ] = obj - > signature ;
if ( Newdemo_state = = ND_STATE_RECORDING )
newdemo_record_guided_start ( ) ;
}
}
}
// Make children of smart bomb bounce so if they hit a wall right away, they
// won't detonate. The frame interval code will clear this bit after 1/2 second.
if ( ( weapon_type = = PLAYER_SMART_HOMING_ID ) | | ( weapon_type = = SMART_MINE_HOMING_ID ) | | ( weapon_type = = ROBOT_SMART_HOMING_ID ) | | ( weapon_type = = ROBOT_SMART_MINE_HOMING_ID ) | | ( weapon_type = = EARTHSHAKER_MEGA_ID ) )
obj - > mtype . phys_info . flags | = PF_BOUNCE ;
if ( Weapon_info [ weapon_type ] . render_type = = WEAPON_RENDER_POLYMODEL )
laser_length = Polygon_models [ obj - > rtype . pobj_info . model_num ] . rad * 2 ;
if ( weapon_type = = FLARE_ID )
obj - > mtype . phys_info . flags | = PF_STICK ; //this obj sticks to walls
obj - > shields = Weapon_info [ obj - > id ] . strength [ Difficulty_level ] ;
// Fill in laser-specific data
obj - > lifeleft = Weapon_info [ obj - > id ] . lifetime ;
obj - > ctype . laser_info . parent_type = Objects [ parent ] . type ;
obj - > ctype . laser_info . parent_signature = Objects [ parent ] . signature ;
obj - > ctype . laser_info . parent_num = parent ;
// Assign parent type to highest level creator. This propagates parent type down from
// the original creator through weapons which create children of their own (ie, smart missile)
if ( Objects [ parent ] . type = = OBJ_WEAPON ) {
int highest_parent = parent ;
int count ;
count = 0 ;
while ( ( count + + < 10 ) & & ( Objects [ highest_parent ] . type = = OBJ_WEAPON ) ) {
int next_parent ;
next_parent = Objects [ highest_parent ] . ctype . laser_info . parent_num ;
if ( Objects [ next_parent ] . signature ! = Objects [ highest_parent ] . ctype . laser_info . parent_signature )
break ; // Probably means parent was killed. Just continue.
if ( next_parent = = highest_parent ) {
Int3 ( ) ; // Hmm, object is parent of itself. This would seem to be bad, no?
break ;
}
highest_parent = next_parent ;
obj - > ctype . laser_info . parent_num = highest_parent ;
obj - > ctype . laser_info . parent_type = Objects [ highest_parent ] . type ;
obj - > ctype . laser_info . parent_signature = Objects [ highest_parent ] . signature ;
}
}
// Create orientation matrix so we can look from this pov
// Homing missiles also need an orientation matrix so they know if they can make a turn.
if ( ( obj - > render_type = = RT_POLYOBJ ) | | ( Weapon_info [ obj - > id ] . homing_flag ) )
vm_vector_2_matrix ( & obj - > orient , direction , & Objects [ parent ] . orient . uvec , NULL ) ;
if ( ( & Objects [ parent ] ! = Viewer ) & & ( Objects [ parent ] . type ! = OBJ_WEAPON ) ) {
// Muzzle flash
if ( Weapon_info [ obj - > id ] . flash_vclip > - 1 )
object_create_muzzle_flash ( obj - > segnum , & obj - > pos , Weapon_info [ obj - > id ] . flash_size , Weapon_info [ obj - > id ] . flash_vclip ) ;
}
volume = F1_0 ;
if ( Weapon_info [ obj - > id ] . flash_sound > - 1 ) {
if ( make_sound ) {
if ( parent = = ( Viewer - Objects ) ) {
if ( weapon_type = = VULCAN_ID ) // Make your own vulcan gun 1/2 as loud.
volume = F1_0 / 2 ;
digi_play_sample ( Weapon_info [ obj - > id ] . flash_sound , volume ) ;
} else {
digi_link_sound_to_pos ( Weapon_info [ obj - > id ] . flash_sound , obj - > segnum , 0 , & obj - > pos , 0 , volume ) ;
}
}
}
// Fire the laser from the gun tip so that the back end of the laser bolt is at the gun tip.
// Move 1 frame, so that the end-tip of the laser is touching the gun barrel.
// This also jitters the laser a bit so that it doesn't alias.
// Don't do for weapons created by weapons.
if ( ( Objects [ parent ] . type = = OBJ_PLAYER ) & & ( Weapon_info [ weapon_type ] . render_type ! = WEAPON_RENDER_NONE ) & & ( weapon_type ! = FLARE_ID ) ) {
vms_vector end_pos ;
int end_segnum ;
vm_vec_scale_add ( & end_pos , & obj - > pos , direction , Laser_offset + ( laser_length / 2 ) ) ;
end_segnum = find_point_seg ( & end_pos , obj - > segnum ) ;
if ( end_segnum ! = obj - > segnum ) {
// mprintf(0, "Warning: Laser tip not in same segment as player.\n");
if ( end_segnum ! = - 1 ) {
obj - > pos = end_pos ;
obj_relink ( obj - Objects , end_segnum ) ;
} else
mprintf ( ( 0 , " Warning: Laser tip outside mine. Laser not being moved to end of gun. \n " ) ) ;
} else
obj - > pos = end_pos ;
}
// Here's where to fix the problem with objects which are moving backwards imparting higher velocity to their weaponfire.
// Find out if moving backwards.
if ( ( weapon_type = = PROXIMITY_ID ) | | ( weapon_type = = SUPERPROX_ID ) ) {
parent_speed = vm_vec_mag_quick ( & Objects [ parent ] . mtype . phys_info . velocity ) ;
if ( vm_vec_dot ( & Objects [ parent ] . mtype . phys_info . velocity , & Objects [ parent ] . orient . fvec ) < 0 )
parent_speed = - parent_speed ;
} else
parent_speed = 0 ;
weapon_speed = Weapon_info [ obj - > id ] . speed [ Difficulty_level ] ;
if ( Weapon_info [ obj - > id ] . speedvar ! = 128 ) {
fix randval ;
// Get a scale factor between speedvar% and 1.0.
randval = F1_0 - ( ( d_rand ( ) * Weapon_info [ obj - > id ] . speedvar ) > > 6 ) ;
weapon_speed = fixmul ( weapon_speed , randval ) ;
}
// Ugly hack (too bad we're on a deadline), for homing missiles dropped by smart bomb, start them out slower.
if ( ( obj - > id = = PLAYER_SMART_HOMING_ID ) | | ( obj - > id = = SMART_MINE_HOMING_ID ) | | ( obj - > id = = ROBOT_SMART_HOMING_ID ) | | ( obj - > id = = ROBOT_SMART_MINE_HOMING_ID ) | | ( obj - > id = = EARTHSHAKER_MEGA_ID ) )
weapon_speed / = 4 ;
if ( Weapon_info [ obj - > id ] . thrust ! = 0 )
weapon_speed / = 2 ;
vm_vec_copy_scale ( & obj - > mtype . phys_info . velocity , direction , weapon_speed + parent_speed ) ;
// Set thrust
if ( Weapon_info [ weapon_type ] . thrust ! = 0 ) {
obj - > mtype . phys_info . thrust = obj - > mtype . phys_info . velocity ;
vm_vec_scale ( & obj - > mtype . phys_info . thrust , fixdiv ( Weapon_info [ obj - > id ] . thrust , weapon_speed + parent_speed ) ) ;
}
if ( ( obj - > type = = OBJ_WEAPON ) & & ( obj - > id = = FLARE_ID ) )
obj - > lifeleft + = ( d_rand ( ) - 16384 ) < < 2 ; // add in -2..2 seconds
// mprintf( 0, "Weapon speed = %.1f (%.1f)\n", f2fl(Weapon_info[obj->id].speed[Difficulty_level] + parent_speed), f2fl(parent_speed) );
return objnum ;
}
// -----------------------------------------------------------------------------------------------------------
// Calls Laser_create_new, but takes care of the segment and point computation for you.
int Laser_create_new_easy ( vms_vector * direction , vms_vector * position , int parent , int weapon_type , int make_sound )
{
fvi_query fq ;
fvi_info hit_data ;
object * pobjp = & Objects [ parent ] ;
int fate ;
// Find segment containing laser fire position. If the robot is straddling a segment, the position from
// which it fires may be in a different segment, which is bad news for find_vector_intersection. So, cast
// a ray from the object center (whose segment we know) to the laser position. Then, in the call to Laser_create_new
// use the data returned from this call to find_vector_intersection.
// Note that while find_vector_intersection is pretty slow, it is not terribly slow if the destination point is
// in the same segment as the source point.
fq . p0 = & pobjp - > pos ;
fq . startseg = pobjp - > segnum ;
fq . p1 = position ;
fq . rad = 0 ;
fq . thisobjnum = pobjp - Objects ;
fq . ignore_obj_list = NULL ;
fq . flags = FQ_TRANSWALL | FQ_CHECK_OBJS ; //what about trans walls???
fate = find_vector_intersection ( & fq , & hit_data ) ;
if ( fate ! = HIT_NONE | | hit_data . hit_seg = = - 1 ) {
mprintf ( ( 1 , " Warning: Laser from parent=%i stuck in wall or object, didn't fire! \n " , parent ) ) ;
return - 1 ;
}
return Laser_create_new ( direction , & hit_data . hit_pnt , hit_data . hit_seg , parent , weapon_type , make_sound ) ;
}
int Muzzle_queue_index = 0 ;
muzzle_info Muzzle_data [ MUZZLE_QUEUE_MAX ] ;
// -----------------------------------------------------------------------------------------------------------
// Determine if two objects are on a line of sight. If so, return true, else return false.
// Calls fvi.
int object_to_object_visibility ( object * obj1 , object * obj2 , int trans_type )
{
fvi_query fq ;
fvi_info hit_data ;
int fate ;
fq . p0 = & obj1 - > pos ;
fq . startseg = obj1 - > segnum ;
fq . p1 = & obj2 - > pos ;
fq . rad = 0x10 ;
fq . thisobjnum = obj1 - Objects ;
fq . ignore_obj_list = NULL ;
fq . flags = trans_type ;
fate = find_vector_intersection ( & fq , & hit_data ) ;
if ( fate = = HIT_WALL )
return 0 ;
else if ( fate = = HIT_NONE )
return 1 ;
else
Int3 ( ) ; // Contact Mike: Oops, what happened? What is fate?
// 2 = hit object (impossible), 3 = bad starting point (bad)
return 0 ;
}
fix Min_trackable_dot = MIN_TRACKABLE_DOT ;
// -----------------------------------------------------------------------------------------------------------
// Return true if weapon *tracker is able to track object Objects[track_goal], else return false.
// In order for the object to be trackable, it must be within a reasonable turning radius for the missile
// and it must not be obstructed by a wall.
int object_is_trackable ( int track_goal , object * tracker , fix * dot )
{
vms_vector vector_to_goal ;
object * objp ;
if ( track_goal = = - 1 )
return 0 ;
if ( Game_mode & GM_MULTI_COOP )
return 0 ;
objp = & Objects [ track_goal ] ;
// Don't track player if he's cloaked.
if ( ( track_goal = = Players [ Player_num ] . objnum ) & & ( Players [ Player_num ] . flags & PLAYER_FLAGS_CLOAKED ) )
return 0 ;
// Can't track AI object if he's cloaked.
if ( objp - > type = = OBJ_ROBOT ) {
if ( objp - > ctype . ai_info . CLOAKED )
return 0 ;
// Your missiles don't track your escort.
if ( Robot_info [ objp - > id ] . companion )
if ( tracker - > ctype . laser_info . parent_type = = OBJ_PLAYER )
return 0 ;
}
vm_vec_sub ( & vector_to_goal , & objp - > pos , & tracker - > pos ) ;
vm_vec_normalize_quick ( & vector_to_goal ) ;
* dot = vm_vec_dot ( & vector_to_goal , & tracker - > orient . fvec ) ;
if ( ( * dot < Min_trackable_dot ) & & ( * dot > F1_0 * 9 / 10 ) ) {
// -- mprintf((0, "."));
vm_vec_normalize ( & vector_to_goal ) ;
* dot = vm_vec_dot ( & vector_to_goal , & tracker - > orient . fvec ) ;
}
//mprintf((0, " OIT: dot=%5.2f ", f2fl(dot)));
// mprintf((0, "object_is_trackable: [%3i] %7.3f, min = %7.3f\n", track_goal, f2fl(dot), f2fl(Min_trackable_dot)));
if ( * dot > = Min_trackable_dot ) {
int rval ;
// dot is in legal range, now see if object is visible
rval = object_to_object_visibility ( tracker , objp , FQ_TRANSWALL ) ;
//mprintf((0, " TRACK "));
return rval ;
} else {
//mprintf((0, " LOST! "));
return 0 ;
}
}
extern int Robots_kill_robots_cheat ;
// --------------------------------------------------------------------------------------------
int call_find_homing_object_complete ( object * tracker , vms_vector * curpos )
{
if ( Game_mode & GM_MULTI ) {
if ( tracker - > ctype . laser_info . parent_type = = OBJ_PLAYER ) {
// It's fired by a player, so if robots present, track robot, else track player.
if ( Game_mode & GM_MULTI_COOP )
return find_homing_object_complete ( curpos , tracker , OBJ_ROBOT , - 1 ) ;
else
return find_homing_object_complete ( curpos , tracker , OBJ_PLAYER , OBJ_ROBOT ) ;
} else {
int goal2_type = - 1 ;
if ( Robots_kill_robots_cheat )
goal2_type = OBJ_ROBOT ;
Assert ( tracker - > ctype . laser_info . parent_type = = OBJ_ROBOT ) ;
return find_homing_object_complete ( curpos , tracker , OBJ_PLAYER , goal2_type ) ;
}
} else
return find_homing_object_complete ( curpos , tracker , OBJ_ROBOT , - 1 ) ;
}
// --------------------------------------------------------------------------------------------
// Find object to home in on.
// Scan list of objects rendered last frame, find one that satisfies function of nearness to center and distance.
int find_homing_object ( vms_vector * curpos , object * tracker )
{
int i ;
fix max_dot = - F1_0 * 2 ;
int best_objnum = - 1 ;
// Contact Mike: This is a bad and stupid thing. Who called this routine with an illegal laser type??
Assert ( ( Weapon_info [ tracker - > id ] . homing_flag ) | | ( tracker - > id = = OMEGA_ID ) ) ;
// Find an object to track based on game mode (eg, whether in network play) and who fired it.
if ( Game_mode & GM_MULTI )
return call_find_homing_object_complete ( tracker , curpos ) ;
else {
int cur_min_trackable_dot ;
cur_min_trackable_dot = MIN_TRACKABLE_DOT ;
if ( ( tracker - > type = = OBJ_WEAPON ) & & ( tracker - > id = = OMEGA_ID ) )
cur_min_trackable_dot = OMEGA_MIN_TRACKABLE_DOT ;
// Not in network mode. If not fired by player, then track player.
if ( tracker - > ctype . laser_info . parent_num ! = Players [ Player_num ] . objnum ) {
if ( ! ( Players [ Player_num ] . flags & PLAYER_FLAGS_CLOAKED ) )
best_objnum = ConsoleObject - Objects ;
} else {
int window_num = - 1 ;
fix dist , max_trackable_dist ;
// Find the window which has the forward view.
for ( i = 0 ; i < MAX_RENDERED_WINDOWS ; i + + )
if ( Window_rendered_data [ i ] . frame > = FrameCount - 1 )
if ( Window_rendered_data [ i ] . viewer = = ConsoleObject )
if ( ! Window_rendered_data [ i ] . rear_view ) {
window_num = i ;
break ;
}
// Couldn't find suitable view from this frame, so do complete search.
if ( window_num = = - 1 ) {
mprintf ( ( 0 , " Note: Calling find_homing_object_complete because no suitable rendered window. \n " ) ) ;
return call_find_homing_object_complete ( tracker , curpos ) ;
}
max_trackable_dist = MAX_TRACKABLE_DIST ;
if ( tracker - > id = = OMEGA_ID )
max_trackable_dist = OMEGA_MAX_TRACKABLE_DIST ;
// Not in network mode and fired by player.
for ( i = Window_rendered_data [ window_num ] . num_objects - 1 ; i > = 0 ; i - - ) {
fix dot ; //, dist;
vms_vector vec_to_curobj ;
int objnum = Window_rendered_data [ window_num ] . rendered_objects [ i ] ;
object * curobjp = & Objects [ objnum ] ;
if ( objnum = = Players [ Player_num ] . objnum )
continue ;
// Can't track AI object if he's cloaked.
if ( curobjp - > type = = OBJ_ROBOT ) {
if ( curobjp - > ctype . ai_info . CLOAKED )
continue ;
// Your missiles don't track your escort.
if ( Robot_info [ curobjp - > id ] . companion )
if ( tracker - > ctype . laser_info . parent_type = = OBJ_PLAYER )
continue ;
}
vm_vec_sub ( & vec_to_curobj , & curobjp - > pos , curpos ) ;
dist = vm_vec_normalize_quick ( & vec_to_curobj ) ;
if ( dist < max_trackable_dist ) {
dot = vm_vec_dot ( & vec_to_curobj , & tracker - > orient . fvec ) ;
// mprintf(0, "Object %i: dist = %7.3f, dot = %7.3f\n", objnum, f2fl(dist), f2fl(dot));
// Note: This uses the constant, not-scaled-by-frametime value, because it is only used
// to determine if an object is initially trackable. find_homing_object is called on subsequent
// frames to determine if the object remains trackable.
// mprintf((0, "find_homing_object: [%3i] %7.3f, min = %7.3f\n", curobjp-Objects, f2fl(dot), f2fl(MIN_TRACKABLE_DOT)));
if ( dot > cur_min_trackable_dot ) {
if ( dot > max_dot ) {
if ( object_to_object_visibility ( tracker , & Objects [ objnum ] , FQ_TRANSWALL ) ) {
max_dot = dot ;
best_objnum = objnum ;
}
}
} else if ( dot > F1_0 - ( F1_0 - cur_min_trackable_dot ) * 2 ) {
vm_vec_normalize ( & vec_to_curobj ) ;
dot = vm_vec_dot ( & vec_to_curobj , & tracker - > orient . fvec ) ;
if ( dot > cur_min_trackable_dot ) {
if ( dot > max_dot ) {
if ( object_to_object_visibility ( tracker , & Objects [ objnum ] , FQ_TRANSWALL ) ) {
max_dot = dot ;
best_objnum = objnum ;
}
}
}
}
}
}
}
}
// mprintf(0, "Selecting object #%i\n=n", best_objnum);
return best_objnum ;
}
// --------------------------------------------------------------------------------------------
// Find object to home in on.
// Scan list of objects rendered last frame, find one that satisfies function of nearness to center and distance.
// Can track two kinds of objects. If you are only interested in one type, set track_obj_type2 to NULL
// Always track proximity bombs. --MK, 06/14/95
// Make homing objects not track parent's prox bombs.
int find_homing_object_complete ( vms_vector * curpos , object * tracker , int track_obj_type1 , int track_obj_type2 )
{
int objnum ;
fix max_dot = - F1_0 * 2 ;
int best_objnum = - 1 ;
fix max_trackable_dist ;
fix min_trackable_dot ;
// Contact Mike: This is a bad and stupid thing. Who called this routine with an illegal laser type??
Assert ( ( Weapon_info [ tracker - > id ] . homing_flag ) | | ( tracker - > id = = OMEGA_ID ) ) ;
max_trackable_dist = MAX_TRACKABLE_DIST ;
min_trackable_dot = MIN_TRACKABLE_DOT ;
if ( tracker - > id = = OMEGA_ID ) {
max_trackable_dist = OMEGA_MAX_TRACKABLE_DIST ;
min_trackable_dot = OMEGA_MIN_TRACKABLE_DOT ;
}
for ( objnum = 0 ; objnum < = Highest_object_index ; objnum + + ) {
int is_proximity = 0 ;
fix dot , dist ;
vms_vector vec_to_curobj ;
object * curobjp = & Objects [ objnum ] ;
if ( ( curobjp - > type ! = track_obj_type1 ) & & ( curobjp - > type ! = track_obj_type2 ) )
{
if ( ( curobjp - > type = = OBJ_WEAPON ) & & ( ( curobjp - > id = = PROXIMITY_ID ) | | ( curobjp - > id = = SUPERPROX_ID ) ) ) {
if ( curobjp - > ctype . laser_info . parent_signature ! = tracker - > ctype . laser_info . parent_signature )
is_proximity = 1 ;
else
continue ;
} else
continue ;
}
if ( objnum = = tracker - > ctype . laser_info . parent_num ) // Don't track shooter
continue ;
// Don't track cloaked players.
if ( curobjp - > type = = OBJ_PLAYER )
{
if ( Players [ curobjp - > id ] . flags & PLAYER_FLAGS_CLOAKED )
continue ;
// Don't track teammates in team games
# ifdef NETWORK
if ( ( Game_mode & GM_TEAM ) & & ( Objects [ tracker - > ctype . laser_info . parent_num ] . type = = OBJ_PLAYER ) & & ( get_team ( curobjp - > id ) = = get_team ( Objects [ tracker - > ctype . laser_info . parent_num ] . id ) ) )
continue ;
# endif
}
// Can't track AI object if he's cloaked.
if ( curobjp - > type = = OBJ_ROBOT ) {
if ( curobjp - > ctype . ai_info . CLOAKED )
continue ;
// Your missiles don't track your escort.
if ( Robot_info [ curobjp - > id ] . companion )
if ( tracker - > ctype . laser_info . parent_type = = OBJ_PLAYER )
continue ;
}
vm_vec_sub ( & vec_to_curobj , & curobjp - > pos , curpos ) ;
dist = vm_vec_mag_quick ( & vec_to_curobj ) ;
if ( dist < max_trackable_dist ) {
vm_vec_normalize_quick ( & vec_to_curobj ) ;
dot = vm_vec_dot ( & vec_to_curobj , & tracker - > orient . fvec ) ;
if ( is_proximity )
dot = ( ( dot < < 3 ) + dot ) > > 3 ; // I suspect Watcom would be too stupid to figure out the obvious...
// Note: This uses the constant, not-scaled-by-frametime value, because it is only used
// to determine if an object is initially trackable. find_homing_object is called on subsequent
// frames to determine if the object remains trackable.
// mprintf((0, "fho_complete: [%3i] %7.3f, min = %7.3f\n", curobjp-Objects, f2fl(dot), f2fl(MIN_TRACKABLE_DOT)));
if ( dot > min_trackable_dot ) {
// mprintf(0, "Object %i: dist = %7.3f, dot = %7.3f\n", objnum, f2fl(dist), f2fl(dot));
if ( dot > max_dot ) {
if ( object_to_object_visibility ( tracker , & Objects [ objnum ] , FQ_TRANSWALL ) ) {
max_dot = dot ;
best_objnum = objnum ;
}
}
}
}
}
// -- mprintf((0, "Selecting object #%i in find_homing_object_complete\n\n", best_objnum));
return best_objnum ;
}
// ------------------------------------------------------------------------------------------------------------
// See if legal to keep tracking currently tracked object. If not, see if another object is trackable. If not, return -1,
// else return object number of tracking object.
// Computes and returns a fairly precise dot product.
int track_track_goal ( int track_goal , object * tracker , fix * dot )
{
// Every 8 frames for each object, scan all objects.
if ( object_is_trackable ( track_goal , tracker , dot ) & & ( ( ( ( tracker - Objects ) ^ FrameCount ) % 8 ) ! = 0 ) ) {
//mprintf((0, "ttg: QO"));
return track_goal ;
} else if ( ( ( ( tracker - Objects ) ^ FrameCount ) % 4 ) = = 0 ) {
int rval = - 2 ;
// If player fired missile, then search for an object, if not, then give up.
if ( Objects [ tracker - > ctype . laser_info . parent_num ] . type = = OBJ_PLAYER ) {
int goal_type ;
if ( track_goal = = - 1 )
{
if ( Game_mode & GM_MULTI )
{
if ( Game_mode & GM_MULTI_COOP )
rval = find_homing_object_complete ( & tracker - > pos , tracker , OBJ_ROBOT , - 1 ) ;
else if ( Game_mode & GM_MULTI_ROBOTS ) // Not cooperative, if robots, track either robot or player
rval = find_homing_object_complete ( & tracker - > pos , tracker , OBJ_PLAYER , OBJ_ROBOT ) ;
else // Not cooperative and no robots, track only a player
rval = find_homing_object_complete ( & tracker - > pos , tracker , OBJ_PLAYER , - 1 ) ;
}
else
rval = find_homing_object_complete ( & tracker - > pos , tracker , OBJ_PLAYER , OBJ_ROBOT ) ;
}
else
{
goal_type = Objects [ tracker - > ctype . laser_info . track_goal ] . type ;
if ( ( goal_type = = OBJ_PLAYER ) | | ( goal_type = = OBJ_ROBOT ) )
rval = find_homing_object_complete ( & tracker - > pos , tracker , goal_type , - 1 ) ;
else
rval = - 1 ;
}
}
else {
int goal_type , goal2_type = - 1 ;
if ( Robots_kill_robots_cheat )
goal2_type = OBJ_ROBOT ;
if ( track_goal = = - 1 )
rval = find_homing_object_complete ( & tracker - > pos , tracker , OBJ_PLAYER , goal2_type ) ;
else {
goal_type = Objects [ tracker - > ctype . laser_info . track_goal ] . type ;
rval = find_homing_object_complete ( & tracker - > pos , tracker , goal_type , goal2_type ) ;
}
}
Assert ( rval ! = - 2 ) ; // This means it never got set which is bad! Contact Mike.
return rval ;
}
//if (track_goal != -1)
// mprintf((0, "Object %i not tracking anything.\n", tracker-Objects));
return - 1 ;
}
//-------------- Initializes a laser after Fire is pressed -----------------
void Laser_player_fire_spread_delay ( object * obj , int laser_type , int gun_num , fix spreadr , fix spreadu , fix delay_time , int make_sound , int harmless )
{
int LaserSeg , Fate ;
vms_vector LaserPos , LaserDir ;
fvi_query fq ;
fvi_info hit_data ;
vms_vector gun_point , * pnt ;
vms_matrix m ;
int objnum ;
create_awareness_event ( obj , PA_WEAPON_WALL_COLLISION ) ;
// Find the initial position of the laser
pnt = & Player_ship - > gun_points [ gun_num ] ;
vm_copy_transpose_matrix ( & m , & obj - > orient ) ;
vm_vec_rotate ( & gun_point , pnt , & m ) ;
vm_vec_add ( & LaserPos , & obj - > pos , & gun_point ) ;
// If supposed to fire at a delayed time (delay_time), then move this point backwards.
if ( delay_time )
vm_vec_scale_add2 ( & LaserPos , & obj - > orient . fvec , - fixmul ( delay_time , Weapon_info [ laser_type ] . speed [ Difficulty_level ] ) ) ;
// do_muzzle_stuff(obj, &Pos);
//--------------- Find LaserPos and LaserSeg ------------------
fq . p0 = & obj - > pos ;
fq . startseg = obj - > segnum ;
fq . p1 = & LaserPos ;
fq . rad = 0x10 ;
fq . thisobjnum = obj - Objects ;
fq . ignore_obj_list = NULL ;
fq . flags = FQ_CHECK_OBJS | FQ_IGNORE_POWERUPS ;
Fate = find_vector_intersection ( & fq , & hit_data ) ;
LaserSeg = hit_data . hit_seg ;
if ( LaserSeg = = - 1 ) //some sort of annoying error
return ;
//SORT OF HACK... IF ABOVE WAS CORRECT THIS WOULDNT BE NECESSARY.
if ( vm_vec_dist_quick ( & LaserPos , & obj - > pos ) > 0x50000 )
return ;
if ( Fate = = HIT_WALL ) {
if ( delay_time )
mprintf ( ( 0 , " Your DELAYED laser is stuck thru a wall! \n " ) ) ;
else
mprintf ( ( 0 , " Your laser is stuck thru a wall! \n " ) ) ;
return ;
}
if ( Fate = = HIT_OBJECT ) {
// if ( Objects[hit_data.hit_object].type == OBJ_ROBOT )
// Objects[hit_data.hit_object].flags |= OF_SHOULD_BE_DEAD;
mprintf ( ( 0 , " Your laser is stuck in an object! \n " ) ) ;
// if ( Objects[hit_data.hit_object].type != OBJ_POWERUP )
// return;
//as of 12/6/94, we don't care if the laser is stuck in an object. We
//just fire away normally
}
// Now, make laser spread out.
LaserDir = obj - > orient . fvec ;
if ( ( spreadr ! = 0 ) | | ( spreadu ! = 0 ) ) {
vm_vec_scale_add2 ( & LaserDir , & obj - > orient . rvec , spreadr ) ;
vm_vec_scale_add2 ( & LaserDir , & obj - > orient . uvec , spreadu ) ;
}
objnum = Laser_create_new ( & LaserDir , & LaserPos , LaserSeg , obj - Objects , laser_type , make_sound ) ;
// Omega cannon is a hack, not surprisingly. Don't want to do the rest of this stuff.
if ( laser_type = = OMEGA_ID )
return ;
if ( objnum = = - 1 )
return ;
# ifdef NETWORK
if ( laser_type = = GUIDEDMISS_ID & & Multi_is_guided ) {
mprintf ( ( 0 , " Guided missile %s activated! \n " , Players [ obj - > id ] . callsign ) ) ;
Guided_missile [ obj - > id ] = & Objects [ objnum ] ;
}
Multi_is_guided = 0 ;
# endif
if ( laser_type = = CONCUSSION_ID | |
laser_type = = HOMING_ID | |
laser_type = = SMART_ID | |
laser_type = = MEGA_ID | |
laser_type = = FLASH_ID | |
//laser_type == GUIDEDMISS_ID ||
//laser_type == SUPERPROX_ID ||
laser_type = = MERCURY_ID | |
laser_type = = EARTHSHAKER_ID )
if ( Missile_viewer = = NULL & & obj - > id = = Player_num )
Missile_viewer = & Objects [ objnum ] ;
// If this weapon is supposed to be silent, set that bit!
if ( ! make_sound )
Objects [ objnum ] . flags | = OF_SILENT ;
// If this weapon is supposed to be silent, set that bit!
if ( harmless )
Objects [ objnum ] . flags | = OF_HARMLESS ;
// If the object firing the laser is the player, then indicate the laser object so robots can dodge.
// New by MK on 6/8/95, don't let robots evade proximity bombs, thereby decreasing uselessness of bombs.
if ( ( obj = = ConsoleObject ) & & ( ( Objects [ objnum ] . id ! = PROXIMITY_ID ) & & ( Objects [ objnum ] . id ! = SUPERPROX_ID ) ) )
Player_fired_laser_this_frame = objnum ;
if ( Weapon_info [ laser_type ] . homing_flag ) {
if ( obj = = ConsoleObject )
{
Objects [ objnum ] . ctype . laser_info . track_goal = find_homing_object ( & LaserPos , & Objects [ objnum ] ) ;
# ifdef NETWORK
Network_laser_track = Objects [ objnum ] . ctype . laser_info . track_goal ;
# endif
}
# ifdef NETWORK
else // Some other player shot the homing thing
{
Assert ( Game_mode & GM_MULTI ) ;
Objects [ objnum ] . ctype . laser_info . track_goal = Network_laser_track ;
}
# endif
// mprintf((0, "Selecting object #%i in find_homing_object_complete\n", Network_laser_track));
}
}
// -----------------------------------------------------------------------------------------------------------
void Laser_player_fire_spread ( object * obj , int laser_type , int gun_num , fix spreadr , fix spreadu , int make_sound , int harmless )
{
Laser_player_fire_spread_delay ( obj , laser_type , gun_num , spreadr , spreadu , 0 , make_sound , harmless ) ;
}
// -----------------------------------------------------------------------------------------------------------
void Laser_player_fire ( object * obj , int laser_type , int gun_num , int make_sound , int harmless )
{
Laser_player_fire_spread ( obj , laser_type , gun_num , 0 , 0 , make_sound , harmless ) ;
}
// -----------------------------------------------------------------------------------------------------------
void Flare_create ( object * obj )
{
fix energy_usage ;
energy_usage = Weapon_info [ FLARE_ID ] . energy_usage ;
if ( Difficulty_level < 2 )
energy_usage = fixmul ( energy_usage , i2f ( Difficulty_level + 2 ) / 4 ) ;
// MK, 11/04/95: Allowed to fire flare even if no energy.
// -- if (Players[Player_num].energy >= energy_usage) {
Players [ Player_num ] . energy - = energy_usage ;
if ( Players [ Player_num ] . energy < = 0 ) {
Players [ Player_num ] . energy = 0 ;
// -- auto_select_weapon(0);
}
Laser_player_fire ( obj , FLARE_ID , 6 , 1 , 0 ) ;
# ifdef NETWORK
if ( Game_mode & GM_MULTI ) {
Network_laser_fired = 1 ;
Network_laser_gun = FLARE_ADJUST ;
Network_laser_flags = 0 ;
Network_laser_level = 0 ;
}
# endif
// -- }
}
# define HOMING_MISSILE_SCALE 16
//-------------------------------------------------------------------------------------------
// Set object *objp's orientation to (or towards if I'm ambitious) its velocity.
void homing_missile_turn_towards_velocity ( object * objp , vms_vector * norm_vel )
{
vms_vector new_fvec ;
new_fvec = * norm_vel ;
vm_vec_scale ( & new_fvec , FrameTime * HOMING_MISSILE_SCALE ) ;
vm_vec_add2 ( & new_fvec , & objp - > orient . fvec ) ;
vm_vec_normalize_quick ( & new_fvec ) ;
// if ((norm_vel->x == 0) && (norm_vel->y == 0) && (norm_vel->z == 0))
// return;
vm_vector_2_matrix ( & objp - > orient , & new_fvec , NULL , NULL ) ;
}
//-------------------------------------------------------------------------------------------
//sequence this laser object for this _frame_ (underscores added here to aid MK in his searching!)
void Laser_do_weapon_sequence ( object * obj )
{
Assert ( obj - > control_type = = CT_WEAPON ) ;
// Ok, this is a big hack by MK.
// If you want an object to last for exactly one frame, then give it a lifeleft of ONE_FRAME_TIME
if ( obj - > lifeleft = = ONE_FRAME_TIME ) {
if ( Game_mode & GM_MULTI )
obj - > lifeleft = OMEGA_MULTI_LIFELEFT ;
else
obj - > lifeleft = 0 ;
obj - > render_type = RT_NONE ;
}
if ( obj - > lifeleft < 0 ) { // We died of old age
obj - > flags | = OF_SHOULD_BE_DEAD ;
if ( Weapon_info [ obj - > id ] . damage_radius )
explode_badass_weapon ( obj , & obj - > pos ) ;
return ;
}
//delete weapons that are not moving
if ( ! ( ( FrameCount ^ obj - > signature ) & 3 ) & &
( obj - > id ! = FLARE_ID ) & &
( Weapon_info [ obj - > id ] . speed [ Difficulty_level ] > 0 ) & &
( vm_vec_mag_quick ( & obj - > mtype . phys_info . velocity ) < F2_0 ) ) {
obj_delete ( obj - Objects ) ;
return ;
}
if ( obj - > id = = FUSION_ID ) { //always set fusion weapon to max vel
vm_vec_normalize_quick ( & obj - > mtype . phys_info . velocity ) ;
vm_vec_scale ( & obj - > mtype . phys_info . velocity , Weapon_info [ obj - > id ] . speed [ Difficulty_level ] ) ;
}
// -- // The Super Spreadfire (Helix) blobs travel in a sinusoidal path. That is accomplished
// -- // by modifying velocity (direction) in the frame interval.
// -- if (obj->id == SSPREADFIRE_ID) {
// -- fix age, sinval, cosval;
// -- vms_vector p, newp;
// -- fix speed;
// --
// -- speed = vm_vec_mag_quick(&obj->phys_info.velocity);
// --
// -- age = Weapon_info[obj->id].lifetime - obj->lifeleft;
// --
// -- fix_fast_sincos(age, &sinval, &cosval);
// --
// -- // Note: Below code assumes x=1, y=0. Need to scale this for values around a circle for 5 helix positions.
// -- p.x = cosval << 3;
// -- p.y = sinval << 3;
// -- p.z = 0;
// --
// -- vm_vec_rotate(&newp, &p, &obj->orient);
// --
// -- vm_vec_add(&goal_point, &obj->pos, &newp);
// --
// -- vm_vec_sub(&vec_to_goal, &goal_point, obj
// -- }
// For homing missiles, turn towards target. (unless it's the guided missile)
if ( Weapon_info [ obj - > id ] . homing_flag & & ! ( obj - > id = = GUIDEDMISS_ID & & obj = = Guided_missile [ Objects [ obj - > ctype . laser_info . parent_num ] . id ] & & obj - > signature = = Guided_missile [ Objects [ obj - > ctype . laser_info . parent_num ] . id ] - > signature ) ) {
vms_vector vector_to_object , temp_vec ;
fix dot = F1_0 ;
fix speed , max_speed ;
// For first 1/2 second of life, missile flies straight.
if ( obj - > ctype . laser_info . creation_time + HOMING_MISSILE_STRAIGHT_TIME < GameTime ) {
int track_goal = obj - > ctype . laser_info . track_goal ;
//mprintf((0, "%5i: mtd=%5.2f", FrameCount, f2fl(Min_trackable_dot)));
// If it's time to do tracking, then it's time to grow up, stop bouncing and start exploding!.
if ( ( obj - > id = = ROBOT_SMART_MINE_HOMING_ID ) | | ( obj - > id = = ROBOT_SMART_HOMING_ID ) | | ( obj - > id = = SMART_MINE_HOMING_ID ) | | ( obj - > id = = PLAYER_SMART_HOMING_ID ) | | ( obj - > id = = EARTHSHAKER_MEGA_ID ) ) {
// if (obj->mtype.phys_info.flags & PF_BOUNCE) mprintf(0, "Debouncing smart child %i\n", obj-Objects);
obj - > mtype . phys_info . flags & = ~ PF_BOUNCE ;
}
// Make sure the object we are tracking is still trackable.
track_goal = track_track_goal ( track_goal , obj , & dot ) ;
//mprintf((0, " after ttg=%3i ", track_goal));
if ( track_goal = = Players [ Player_num ] . objnum ) {
fix dist_to_player ;
dist_to_player = vm_vec_dist_quick ( & obj - > pos , & Objects [ track_goal ] . pos ) ;
if ( ( dist_to_player < Players [ Player_num ] . homing_object_dist ) | | ( Players [ Player_num ] . homing_object_dist < 0 ) )
Players [ Player_num ] . homing_object_dist = dist_to_player ;
}
if ( track_goal ! = - 1 ) {
vm_vec_sub ( & vector_to_object , & Objects [ track_goal ] . pos , & obj - > pos ) ;
vm_vec_normalize_quick ( & vector_to_object ) ;
temp_vec = obj - > mtype . phys_info . velocity ;
speed = vm_vec_normalize_quick ( & temp_vec ) ;
max_speed = Weapon_info [ obj - > id ] . speed [ Difficulty_level ] ;
if ( speed + F1_0 < max_speed ) {
speed + = fixmul ( max_speed , FrameTime / 2 ) ;
if ( speed > max_speed )
speed = max_speed ;
}
// -- dot = vm_vec_dot(&temp_vec, &vector_to_object);
//mprintf((0, " dot=%5.2f ", f2fl(dot)));
vm_vec_add2 ( & temp_vec , & vector_to_object ) ;
// The boss' smart children track better...
if ( Weapon_info [ obj - > id ] . render_type ! = WEAPON_RENDER_POLYMODEL )
vm_vec_add2 ( & temp_vec , & vector_to_object ) ;
vm_vec_normalize_quick ( & temp_vec ) ;
obj - > mtype . phys_info . velocity = temp_vec ;
vm_vec_scale ( & obj - > mtype . phys_info . velocity , speed ) ;
// Subtract off life proportional to amount turned.
// For hardest turn, it will lose 2 seconds per second.
{
fix lifelost , absdot ;
absdot = abs ( F1_0 - dot ) ;
lifelost = fixmul ( absdot * 32 , FrameTime ) ;
obj - > lifeleft - = lifelost ;
// -- mprintf((0, "Missile %3i, dot = %7.3f life lost = %7.3f, life left = %7.3f\n", obj-Objects, f2fl(dot), f2fl(lifelost), f2fl(obj->lifeleft)));
}
// Only polygon objects have visible orientation, so only they should turn.
if ( Weapon_info [ obj - > id ] . render_type = = WEAPON_RENDER_POLYMODEL )
homing_missile_turn_towards_velocity ( obj , & temp_vec ) ; // temp_vec is normalized velocity.
}
}
//mprintf((0, "\n"));
}
// Make sure weapon is not moving faster than allowed speed.
{
fix weapon_speed ;
weapon_speed = vm_vec_mag_quick ( & obj - > mtype . phys_info . velocity ) ;
if ( weapon_speed > Weapon_info [ obj - > id ] . speed [ Difficulty_level ] ) {
// Only slow down if not allowed to move. Makes sense, huh? Allows proxbombs to get moved by physics force. --MK, 2/13/96
if ( Weapon_info [ obj - > id ] . speed [ Difficulty_level ] ) {
fix scale_factor ;
scale_factor = fixdiv ( Weapon_info [ obj - > id ] . speed [ Difficulty_level ] , weapon_speed ) ;
vm_vec_scale ( & obj - > mtype . phys_info . velocity , scale_factor ) ;
}
}
}
}
fix Last_laser_fired_time = 0 ;
extern int Player_fired_laser_this_frame ;
int Zbonkers = 0 ;
// --------------------------------------------------------------------------------------------------
// Assumption: This is only called by the actual console player, not for network players
int do_laser_firing_player ( void )
{
player * plp = & Players [ Player_num ] ;
fix energy_used ;
int ammo_used , primary_ammo ;
int weapon_index ;
int rval = 0 ;
int nfires = 1 ;
fix addval ;
static int Spreadfire_toggle = 0 ;
static int Helix_orientation = 0 ;
if ( Player_is_dead )
return 0 ;
weapon_index = Primary_weapon_to_weapon_info [ Primary_weapon ] ;
energy_used = Weapon_info [ weapon_index ] . energy_usage ;
if ( Primary_weapon = = OMEGA_INDEX )
energy_used = 0 ; // Omega consumes energy when recharging, not when firing.
if ( Difficulty_level < 2 )
energy_used = fixmul ( energy_used , i2f ( Difficulty_level + 2 ) / 4 ) ;
// MK, 01/26/96, Helix use 2x energy in multiplayer. bitmaps.tbl parm should have been reduced for single player.
if ( weapon_index = = HELIX_INDEX )
if ( Game_mode & GM_MULTI )
energy_used * = 2 ;
ammo_used = Weapon_info [ weapon_index ] . ammo_usage ;
addval = 2 * FrameTime ;
if ( addval > F1_0 )
addval = F1_0 ;
if ( ( Last_laser_fired_time + 2 * FrameTime < GameTime ) | | ( GameTime < Last_laser_fired_time ) )
Next_laser_fire_time = GameTime ;
Last_laser_fired_time = GameTime ;
primary_ammo = ( Primary_weapon = = GAUSS_INDEX ) ? ( plp - > primary_ammo [ VULCAN_INDEX ] ) : ( plp - > primary_ammo [ Primary_weapon ] ) ;
if ( ! ( ( plp - > energy > = energy_used ) & & ( primary_ammo > = ammo_used ) ) )
auto_select_weapon ( 0 ) ; // Make sure the player can fire from this weapon.
if ( Zbonkers ) {
Zbonkers = 0 ;
GameTime = 0 ;
}
while ( Next_laser_fire_time < = GameTime ) {
if ( ( plp - > energy > = energy_used ) & & ( primary_ammo > = ammo_used ) ) {
int laser_level , flags ;
//mprintf(0, ".");
if ( Laser_rapid_fire ! = 0xBADA55 )
Next_laser_fire_time + = Weapon_info [ weapon_index ] . fire_wait ;
else
Next_laser_fire_time + = F1_0 / 25 ;
laser_level = Players [ Player_num ] . laser_level ;
flags = 0 ;
if ( Primary_weapon = = SPREADFIRE_INDEX ) {
if ( Spreadfire_toggle )
flags | = LASER_SPREADFIRE_TOGGLED ;
Spreadfire_toggle = ! Spreadfire_toggle ;
}
if ( Primary_weapon = = HELIX_INDEX ) {
Helix_orientation + + ;
flags | = ( ( Helix_orientation & LASER_HELIX_MASK ) < < LASER_HELIX_SHIFT ) ;
}
if ( Players [ Player_num ] . flags & PLAYER_FLAGS_QUAD_LASERS )
flags | = LASER_QUAD ;
rval + = do_laser_firing ( Players [ Player_num ] . objnum , Primary_weapon , laser_level , flags , nfires ) ;
plp - > energy - = ( energy_used * rval ) / Weapon_info [ weapon_index ] . fire_count ;
if ( plp - > energy < 0 )
plp - > energy = 0 ;
if ( ( Primary_weapon = = VULCAN_INDEX ) | | ( Primary_weapon = = GAUSS_INDEX ) ) {
if ( ammo_used > plp - > primary_ammo [ VULCAN_INDEX ] )
plp - > primary_ammo [ VULCAN_INDEX ] = 0 ;
else
plp - > primary_ammo [ VULCAN_INDEX ] - = ammo_used ;
}
auto_select_weapon ( 0 ) ; // Make sure the player can fire from this weapon.
} else {
auto_select_weapon ( 0 ) ; // Make sure the player can fire from this weapon.
Next_laser_fire_time = GameTime ; // Prevents shots-to-fire from building up.
break ; // Couldn't fire weapon, so abort.
}
}
//mprintf(0, " fires = %i\n", rval);
Global_laser_firing_count = 0 ;
return rval ;
}
// -- #define MAX_LIGHTNING_DISTANCE (F1_0*300)
// -- #define MAX_LIGHTNING_BLOBS 16
// -- #define LIGHTNING_BLOB_DISTANCE (MAX_LIGHTNING_DISTANCE/MAX_LIGHTNING_BLOBS)
// --
// -- #define LIGHTNING_BLOB_ID 13
// --
// -- #define LIGHTNING_TIME (F1_0/4)
// -- #define LIGHTNING_DELAY (F1_0/8)
// --
// -- int Lightning_gun_num = 1;
// --
// -- fix Lightning_start_time = -F1_0*10, Lightning_last_time;
// --
// -- // --------------------------------------------------------------------------------------------------
// -- // Return -1 if failed to create at least one blob. Else return index of last blob created.
// -- int create_lightning_blobs(vms_vector *direction, vms_vector *start_pos, int start_segnum, int parent)
// -- {
// -- int i;
// -- fvi_query fq;
// -- fvi_info hit_data;
// -- vms_vector end_pos;
// -- vms_vector norm_dir;
// -- int fate;
// -- int num_blobs;
// -- vms_vector tvec;
// -- fix dist_to_hit_point;
// -- vms_vector point_pos, delta_pos;
// -- int objnum;
// -- vms_vector *gun_pos;
// -- vms_matrix m;
// -- vms_vector gun_pos2;
// --
// -- if (Players[Player_num].energy > F1_0)
// -- Players[Player_num].energy -= F1_0;
// --
// -- if (Players[Player_num].energy <= F1_0) {
// -- Players[Player_num].energy = 0;
// -- auto_select_weapon(0);
// -- return -1;
// -- }
// --
// -- norm_dir = *direction;
// --
// -- vm_vec_normalize_quick(&norm_dir);
// -- vm_vec_scale_add(&end_pos, start_pos, &norm_dir, MAX_LIGHTNING_DISTANCE);
// --
// -- fq.p0 = start_pos;
// -- fq.startseg = start_segnum;
// -- fq.p1 = &end_pos;
// -- fq.rad = 0;
// -- fq.thisobjnum = parent;
// -- fq.ignore_obj_list = NULL;
// -- fq.flags = FQ_TRANSWALL | FQ_CHECK_OBJS;
// --
// -- fate = find_vector_intersection(&fq, &hit_data);
// -- if (hit_data.hit_seg == -1) {
// -- mprintf((1, "Warning: Lightning bolt has hit seg of -1.\n"));
// -- return -1;
// -- }
// --
// -- dist_to_hit_point = vm_vec_mag(vm_vec_sub(&tvec, &hit_data.hit_pnt, start_pos));
// -- num_blobs = dist_to_hit_point/LIGHTNING_BLOB_DISTANCE;
// --
// -- if (num_blobs > MAX_LIGHTNING_BLOBS)
// -- num_blobs = MAX_LIGHTNING_BLOBS;
// --
// -- if (num_blobs < MAX_LIGHTNING_BLOBS/4)
// -- num_blobs = MAX_LIGHTNING_BLOBS/4;
// --
// -- // Find the initial position of the laser
// -- gun_pos = &Player_ship->gun_points[Lightning_gun_num];
// -- vm_copy_transpose_matrix(&m,&Objects[parent].orient);
// -- vm_vec_rotate(&gun_pos2, gun_pos, &m);
// -- vm_vec_add(&point_pos, &Objects[parent].pos, &gun_pos2);
// --
// -- delta_pos = norm_dir;
// -- vm_vec_scale(&delta_pos, dist_to_hit_point/num_blobs);
// --
// -- for (i=0; i<num_blobs; i++) {
// -- int point_seg;
// -- object *obj;
// --
// -- vm_vec_add2(&point_pos, &delta_pos);
// -- point_seg = find_point_seg(&point_pos, start_segnum);
// -- if (point_seg == -1) // Hey, we thought we were creating points on a line, but we left the mine!
// -- continue;
// --
// -- objnum = Laser_create_new( direction, &point_pos, point_seg, parent, LIGHTNING_BLOB_ID, 0 );
// --
// -- if ( objnum < 0 ) {
// -- mprintf((1, "Can't create lightning blob - Out of objects!\n" ));
// -- Int3();
// -- return -1;
// -- }
// --
// -- obj = &Objects[objnum];
// --
// -- digi_play_sample( Weapon_info[obj->id].flash_sound, F1_0 );
// --
// -- // -- vm_vec_scale( &obj->mtype.phys_info.velocity, F1_0/2);
// --
// -- obj->lifeleft = (LIGHTNING_TIME + LIGHTNING_DELAY)/2;
// --
// -- }
// --
// -- return objnum;
// --
// -- }
// --
// -- // --------------------------------------------------------------------------------------------------
// -- // Lightning Cannon.
// -- // While being fired, creates path of blobs forward from player until it hits something.
// -- // Up to MAX_LIGHTNING_BLOBS blobs, spaced LIGHTNING_BLOB_DISTANCE units apart.
// -- // When the player releases the firing key, the blobs move forward.
// -- void lightning_frame(void)
// -- {
// -- if ((GameTime - Lightning_start_time < LIGHTNING_TIME) && (GameTime - Lightning_start_time > 0)) {
// -- if (GameTime - Lightning_last_time > LIGHTNING_DELAY) {
// -- create_lightning_blobs(&ConsoleObject->orient.fvec, &ConsoleObject->pos, ConsoleObject->segnum, ConsoleObject-Objects);
// -- Lightning_last_time = GameTime;
// -- }
// -- }
// -- }
// --------------------------------------------------------------------------------------------------
// Object "objnum" fires weapon "weapon_num" of level "level". (Right now (9/24/94) level is used only for type 0 laser.
// Flags are the player flags. For network mode, set to 0.
// It is assumed that this is a player object (as in multiplayer), and therefore the gun positions are known.
// Returns number of times a weapon was fired. This is typically 1, but might be more for low frame rates.
// More than one shot is fired with a pseudo-delay so that players on show machines can fire (for themselves
// or other players) often enough for things like the vulcan cannon.
int do_laser_firing ( int objnum , int weapon_num , int level , int flags , int nfires )
{
object * objp = & Objects [ objnum ] ;
switch ( weapon_num ) {
case LASER_INDEX : {
int weapon_num ;
Laser_offset = ( ( F1_0 * 2 ) * ( d_rand ( ) % 8 ) ) / 8 ;
if ( level < = MAX_LASER_LEVEL )
weapon_num = LASER_ID + level ;
else
weapon_num = SUPER_LASER_ID + ( level - MAX_LASER_LEVEL - 1 ) ;
Laser_player_fire ( objp , weapon_num , 0 , 1 , 0 ) ;
Laser_player_fire ( objp , weapon_num , 1 , 0 , 0 ) ;
if ( flags & LASER_QUAD ) {
// hideous system to make quad laser 1.5x powerful as normal laser, make every other quad laser bolt harmless
Laser_player_fire ( objp , weapon_num , 2 , 0 , 0 ) ;
Laser_player_fire ( objp , weapon_num , 3 , 0 , 0 ) ;
}
break ;
}
case VULCAN_INDEX : {
// Only make sound for 1/4 of vulcan bullets.
int make_sound = 1 ;
//if (d_rand() > 24576)
// make_sound = 1;
Laser_player_fire_spread ( objp , VULCAN_ID , 6 , d_rand ( ) / 8 - 32767 / 16 , d_rand ( ) / 8 - 32767 / 16 , make_sound , 0 ) ;
if ( nfires > 1 ) {
Laser_player_fire_spread ( objp , VULCAN_ID , 6 , d_rand ( ) / 8 - 32767 / 16 , d_rand ( ) / 8 - 32767 / 16 , 0 , 0 ) ;
if ( nfires > 2 ) {
Laser_player_fire_spread ( objp , VULCAN_ID , 6 , d_rand ( ) / 8 - 32767 / 16 , d_rand ( ) / 8 - 32767 / 16 , 0 , 0 ) ;
}
}
break ;
}
case SPREADFIRE_INDEX :
if ( flags & LASER_SPREADFIRE_TOGGLED ) {
Laser_player_fire_spread ( objp , SPREADFIRE_ID , 6 , F1_0 / 16 , 0 , 0 , 0 ) ;
Laser_player_fire_spread ( objp , SPREADFIRE_ID , 6 , - F1_0 / 16 , 0 , 0 , 0 ) ;
Laser_player_fire_spread ( objp , SPREADFIRE_ID , 6 , 0 , 0 , 1 , 0 ) ;
} else {
Laser_player_fire_spread ( objp , SPREADFIRE_ID , 6 , 0 , F1_0 / 16 , 0 , 0 ) ;
Laser_player_fire_spread ( objp , SPREADFIRE_ID , 6 , 0 , - F1_0 / 16 , 0 , 0 ) ;
Laser_player_fire_spread ( objp , SPREADFIRE_ID , 6 , 0 , 0 , 1 , 0 ) ;
}
break ;
case PLASMA_INDEX :
Laser_player_fire ( objp , PLASMA_ID , 0 , 1 , 0 ) ;
Laser_player_fire ( objp , PLASMA_ID , 1 , 0 , 0 ) ;
if ( nfires > 1 ) {
Laser_player_fire_spread_delay ( objp , PLASMA_ID , 0 , 0 , 0 , FrameTime / 2 , 1 , 0 ) ;
Laser_player_fire_spread_delay ( objp , PLASMA_ID , 1 , 0 , 0 , FrameTime / 2 , 0 , 0 ) ;
}
break ;
case FUSION_INDEX : {
vms_vector force_vec ;
// mprintf((0, "Fusion multiplier %f.\n", f2fl(Fusion_charge)));
Laser_player_fire ( objp , FUSION_ID , 0 , 1 , 0 ) ;
Laser_player_fire ( objp , FUSION_ID , 1 , 1 , 0 ) ;
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flags = ( sbyte ) ( Fusion_charge > > 12 ) ;
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Fusion_charge = 0 ;
force_vec . x = - ( objp - > orient . fvec . x < < 7 ) ;
force_vec . y = - ( objp - > orient . fvec . y < < 7 ) ;
force_vec . z = - ( objp - > orient . fvec . z < < 7 ) ;
phys_apply_force ( objp , & force_vec ) ;
force_vec . x = ( force_vec . x > > 4 ) + d_rand ( ) - 16384 ;
force_vec . y = ( force_vec . y > > 4 ) + d_rand ( ) - 16384 ;
force_vec . z = ( force_vec . z > > 4 ) + d_rand ( ) - 16384 ;
phys_apply_rot ( objp , & force_vec ) ;
}
break ;
case SUPER_LASER_INDEX : {
int super_level = 3 ; //make some new kind of laser eventually
Laser_player_fire ( objp , super_level , 0 , 1 , 0 ) ;
Laser_player_fire ( objp , super_level , 1 , 0 , 0 ) ;
if ( flags & LASER_QUAD ) {
// hideous system to make quad laser 1.5x powerful as normal laser, make every other quad laser bolt harmless
Laser_player_fire ( objp , super_level , 2 , 0 , 0 ) ;
Laser_player_fire ( objp , super_level , 3 , 0 , 0 ) ;
}
break ;
}
case GAUSS_INDEX : {
// Only make sound for 1/4 of vulcan bullets.
int make_sound = 1 ;
//if (d_rand() > 24576)
// make_sound = 1;
Laser_player_fire_spread ( objp , GAUSS_ID , 6 , ( d_rand ( ) / 8 - 32767 / 16 ) / 5 , ( d_rand ( ) / 8 - 32767 / 16 ) / 5 , make_sound , 0 ) ;
if ( nfires > 1 ) {
Laser_player_fire_spread ( objp , GAUSS_ID , 6 , ( d_rand ( ) / 8 - 32767 / 16 ) / 5 , ( d_rand ( ) / 8 - 32767 / 16 ) / 5 , 0 , 0 ) ;
if ( nfires > 2 ) {
Laser_player_fire_spread ( objp , GAUSS_ID , 6 , ( d_rand ( ) / 8 - 32767 / 16 ) / 5 , ( d_rand ( ) / 8 - 32767 / 16 ) / 5 , 0 , 0 ) ;
}
}
break ;
}
case HELIX_INDEX : {
int helix_orient ;
fix spreadr , spreadu ;
helix_orient = ( flags > > LASER_HELIX_SHIFT ) & LASER_HELIX_MASK ;
switch ( helix_orient ) {
case 0 : spreadr = F1_0 / 16 ; spreadu = 0 ; break ; // Vertical
case 1 : spreadr = F1_0 / 17 ; spreadu = F1_0 / 42 ; break ; // 22.5 degrees
case 2 : spreadr = F1_0 / 22 ; spreadu = F1_0 / 22 ; break ; // 45 degrees
case 3 : spreadr = F1_0 / 42 ; spreadu = F1_0 / 17 ; break ; // 67.5 degrees
case 4 : spreadr = 0 ; spreadu = F1_0 / 16 ; break ; // 90 degrees
case 5 : spreadr = - F1_0 / 42 ; spreadu = F1_0 / 17 ; break ; // 112.5 degrees
case 6 : spreadr = - F1_0 / 22 ; spreadu = F1_0 / 22 ; break ; // 135 degrees
case 7 : spreadr = - F1_0 / 17 ; spreadu = F1_0 / 42 ; break ; // 157.5 degrees
default :
Error ( " Invalid helix_orientation value %x \n " , helix_orient ) ;
}
Laser_player_fire_spread ( objp , HELIX_ID , 6 , 0 , 0 , 1 , 0 ) ;
Laser_player_fire_spread ( objp , HELIX_ID , 6 , spreadr , spreadu , 0 , 0 ) ;
Laser_player_fire_spread ( objp , HELIX_ID , 6 , - spreadr , - spreadu , 0 , 0 ) ;
Laser_player_fire_spread ( objp , HELIX_ID , 6 , spreadr * 2 , spreadu * 2 , 0 , 0 ) ;
Laser_player_fire_spread ( objp , HELIX_ID , 6 , - spreadr * 2 , - spreadu * 2 , 0 , 0 ) ;
break ;
}
case PHOENIX_INDEX :
Laser_player_fire ( objp , PHOENIX_ID , 0 , 1 , 0 ) ;
Laser_player_fire ( objp , PHOENIX_ID , 1 , 0 , 0 ) ;
if ( nfires > 1 ) {
Laser_player_fire_spread_delay ( objp , PHOENIX_ID , 0 , 0 , 0 , FrameTime / 2 , 1 , 0 ) ;
Laser_player_fire_spread_delay ( objp , PHOENIX_ID , 1 , 0 , 0 , FrameTime / 2 , 0 , 0 ) ;
}
break ;
case OMEGA_INDEX :
Laser_player_fire ( objp , OMEGA_ID , 1 , 1 , 0 ) ;
break ;
default :
Int3 ( ) ; // Contact Yuan: Unknown Primary weapon type, setting to 0.
Primary_weapon = 0 ;
}
// Set values to be recognized during comunication phase, if we are the
// one shooting
# ifdef NETWORK
if ( ( Game_mode & GM_MULTI ) & & ( objnum = = Players [ Player_num ] . objnum ) )
{
// mprintf((0, "Flags on fire: %d.\n", flags));
Network_laser_fired = nfires ;
Network_laser_gun = weapon_num ;
Network_laser_flags = flags ;
Network_laser_level = level ;
}
# endif
return nfires ;
}
# define MAX_SMART_DISTANCE (F1_0*150)
# define MAX_OBJDISTS 30
// -------------------------------------------------------------------------------------------
// if goal_obj == -1, then create random vector
int create_homing_missile ( object * objp , int goal_obj , int objtype , int make_sound )
{
int objnum ;
vms_vector vector_to_goal ;
vms_vector random_vector ;
//vms_vector goal_pos;
if ( goal_obj = = - 1 ) {
make_random_vector ( & vector_to_goal ) ;
} else {
vm_vec_normalized_dir_quick ( & vector_to_goal , & Objects [ goal_obj ] . pos , & objp - > pos ) ;
make_random_vector ( & random_vector ) ;
vm_vec_scale_add2 ( & vector_to_goal , & random_vector , F1_0 / 4 ) ;
vm_vec_normalize_quick ( & vector_to_goal ) ;
}
// Create a vector towards the goal, then add some noise to it.
objnum = Laser_create_new ( & vector_to_goal , & objp - > pos , objp - > segnum , objp - Objects , objtype , make_sound ) ;
if ( objnum = = - 1 )
return - 1 ;
// Fixed to make sure the right person gets credit for the kill
// Objects[objnum].ctype.laser_info.parent_num = objp->ctype.laser_info.parent_num;
// Objects[objnum].ctype.laser_info.parent_type = objp->ctype.laser_info.parent_type;
// Objects[objnum].ctype.laser_info.parent_signature = objp->ctype.laser_info.parent_signature;
Objects [ objnum ] . ctype . laser_info . track_goal = goal_obj ;
return objnum ;
}
extern void blast_nearby_glass ( object * objp , fix damage ) ;
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//-----------------------------------------------------------------------------
// Create the children of a smart bomb, which is a bunch of homing missiles.
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void create_smart_children ( object * objp , int num_smart_children )
{
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int parent_type , parent_num ;
int make_sound ;
int numobjs = 0 ;
int objlist [ MAX_OBJDISTS ] ;
int blob_id ;
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if ( objp - > type = = OBJ_WEAPON ) {
parent_type = objp - > ctype . laser_info . parent_type ;
parent_num = objp - > ctype . laser_info . parent_num ;
} else if ( objp - > type = = OBJ_ROBOT ) {
parent_type = OBJ_ROBOT ;
parent_num = objp - Objects ;
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} else {
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Int3 ( ) ; // Hey, what kind of object is this!?
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parent_type = 0 ;
parent_num = 0 ;
}
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if ( objp - > id = = EARTHSHAKER_ID )
blast_nearby_glass ( objp , Weapon_info [ EARTHSHAKER_ID ] . strength [ Difficulty_level ] ) ;
// -- DEBUG --
if ( ( objp - > type = = OBJ_WEAPON ) & & ( ( objp - > id = = SMART_ID ) | | ( objp - > id = = SUPERPROX_ID ) | | ( objp - > id = = ROBOT_SUPERPROX_ID ) | | ( objp - > id = = EARTHSHAKER_ID ) ) )
Assert ( Weapon_info [ objp - > id ] . children ! = - 1 ) ;
// -- DEBUG --
if ( ( ( objp - > type = = OBJ_WEAPON ) & & ( Weapon_info [ objp - > id ] . children ! = - 1 ) ) | | ( objp - > type = = OBJ_ROBOT ) ) {
int i , objnum ;
if ( Game_mode & GM_MULTI )
d_srand ( 8321L ) ;
for ( objnum = 0 ; objnum < = Highest_object_index ; objnum + + ) {
object * curobjp = & Objects [ objnum ] ;
if ( ( ( ( curobjp - > type = = OBJ_ROBOT ) & & ( ! curobjp - > ctype . ai_info . CLOAKED ) ) | | ( curobjp - > type = = OBJ_PLAYER ) ) & & ( objnum ! = parent_num ) ) {
fix dist ;
if ( curobjp - > type = = OBJ_PLAYER )
{
if ( ( parent_type = = OBJ_PLAYER ) & & ( Game_mode & GM_MULTI_COOP ) )
continue ;
# ifdef NETWORK
if ( ( Game_mode & GM_TEAM ) & & ( get_team ( curobjp - > id ) = = get_team ( Objects [ parent_num ] . id ) ) )
continue ;
# endif
if ( Players [ curobjp - > id ] . flags & PLAYER_FLAGS_CLOAKED )
continue ;
}
// Robot blobs can't track robots.
if ( curobjp - > type = = OBJ_ROBOT ) {
if ( parent_type = = OBJ_ROBOT )
continue ;
// Your shots won't track the buddy.
if ( parent_type = = OBJ_PLAYER )
if ( Robot_info [ curobjp - > id ] . companion )
continue ;
}
dist = vm_vec_dist_quick ( & objp - > pos , & curobjp - > pos ) ;
if ( dist < MAX_SMART_DISTANCE ) {
int oovis ;
oovis = object_to_object_visibility ( objp , curobjp , FQ_TRANSWALL ) ;
if ( oovis ) { //object_to_object_visibility(objp, curobjp, FQ_TRANSWALL)) {
objlist [ numobjs ] = objnum ;
numobjs + + ;
if ( numobjs > = MAX_OBJDISTS ) {
mprintf ( ( 0 , " Warning -- too many objects near smart bomb explosion. See laser.c. \n " ) ) ;
numobjs = MAX_OBJDISTS ;
break ;
}
}
}
}
}
// Get type of weapon for child from parent.
if ( objp - > type = = OBJ_WEAPON ) {
blob_id = Weapon_info [ objp - > id ] . children ;
Assert ( blob_id ! = - 1 ) ; // Hmm, missing data in bitmaps.tbl. Need "children=NN" parameter.
} else {
Assert ( objp - > type = = OBJ_ROBOT ) ;
blob_id = ROBOT_SMART_HOMING_ID ;
}
// -- //determine what kind of blob to drop
// -- // Note: parent_type is not the type of the weapon's parent. It is actually the type of the weapon's
// -- // earliest ancestor. This deals with the issue of weapons spewing weapons which spew weapons.
// -- switch (parent_type) {
// -- case OBJ_WEAPON:
// -- Int3(); // Should this ever happen?
// -- switch (objp->id) {
// -- case SUPERPROX_ID: blob_id = SMART_MINE_HOMING_ID; break;
// -- case ROBOT_SUPERPROX_ID: blob_id = ROBOT_SMART_MINE_HOMING_ID; break;
// -- case EARTHSHAKER_ID: blob_id = EARTHSHAKER_MEGA_ID; break;
// -- default: Int3(); //bogus id for weapon
// -- }
// -- break;
// -- case OBJ_PLAYER:
// -- switch (objp->id) {
// -- case SUPERPROX_ID: blob_id = SMART_MINE_HOMING_ID; break;
// -- case ROBOT_SUPERPROX_ID: Int3(); break;
// -- case EARTHSHAKER_ID: blob_id = EARTHSHAKER_MEGA_ID; break;
// -- case SMART_ID: blob_id = PLAYER_SMART_HOMING_ID; break;
// -- default: Int3(); //bogus id for weapon
// -- }
// -- break;
// -- case OBJ_ROBOT:
// -- switch (objp->id) {
// -- case ROBOT_SUPERPROX_ID: blob_id = ROBOT_SMART_MINE_HOMING_ID; break;
// -- // -- case EARTHSHAKER_ID: blob_id = EARTHSHAKER_MEGA_ID; break;
// -- case SMART_ID: blob_id = ROBOT_SMART_HOMING_ID; break;
// -- default: blob_id = ROBOT_SMART_HOMING_ID; break;
// -- }
// -- break;
// -- default: Int3(); //bogus type for parent object
// -- }
make_sound = 1 ;
for ( i = 0 ; i < num_smart_children ; i + + ) {
int objnum ;
objnum = ( numobjs = = 0 ) ? - 1 : objlist [ ( d_rand ( ) * numobjs ) > > 15 ] ;
create_homing_missile ( objp , objnum , blob_id , make_sound ) ;
make_sound = 0 ;
}
}
}
int Missile_gun = 0 ;
//give up control of the guided missile
void release_guided_missile ( int player_num )
{
if ( player_num = = Player_num )
{
if ( Guided_missile [ player_num ] = = NULL )
return ;
Missile_viewer = Guided_missile [ player_num ] ;
# ifdef NETWORK
if ( Game_mode & GM_MULTI )
multi_send_guided_info ( Guided_missile [ Player_num ] , 1 ) ;
# endif
if ( Newdemo_state = = ND_STATE_RECORDING )
newdemo_record_guided_end ( ) ;
}
Guided_missile [ player_num ] = NULL ;
}
int Proximity_dropped = 0 , Smartmines_dropped = 0 ;
// -------------------------------------------------------------------------------------------
//parameter determines whether or not to do autoselect if have run out of ammo
//this is needed because if you drop a bomb with the B key, you don't want
//want to autoselect if the bomb isn't actually selected.
void do_missile_firing ( int do_autoselect )
{
int gun_flag = 0 ;
Assert ( Secondary_weapon < MAX_SECONDARY_WEAPONS ) ;
if ( Guided_missile [ Player_num ] & & Guided_missile [ Player_num ] - > signature = = Guided_missile_sig [ Player_num ] ) {
release_guided_missile ( Player_num ) ;
Next_missile_fire_time = GameTime + Weapon_info [ Secondary_weapon_to_weapon_info [ Secondary_weapon ] ] . fire_wait ;
return ;
}
if ( ! Player_is_dead & & ( Players [ Player_num ] . secondary_ammo [ Secondary_weapon ] > 0 ) ) {
int weapon_id , weapon_gun ;
Players [ Player_num ] . secondary_ammo [ Secondary_weapon ] - - ;
weapon_id = Secondary_weapon_to_weapon_info [ Secondary_weapon ] ;
if ( Laser_rapid_fire ! = 0xBADA55 )
Next_missile_fire_time = GameTime + Weapon_info [ weapon_id ] . fire_wait ;
else
Next_missile_fire_time = GameTime + F1_0 / 25 ;
weapon_gun = Secondary_weapon_to_gun_num [ Secondary_weapon ] ;
if ( weapon_gun = = 4 ) { //alternate left/right
weapon_gun + = ( gun_flag = ( Missile_gun & 1 ) ) ;
Missile_gun + + ;
}
Laser_player_fire ( ConsoleObject , weapon_id , weapon_gun , 1 , 0 ) ;
if ( Secondary_weapon = = PROXIMITY_INDEX ) {
if ( + + Proximity_dropped = = 4 ) {
Proximity_dropped = 0 ;
# ifdef NETWORK
maybe_drop_net_powerup ( POW_PROXIMITY_WEAPON ) ;
# endif
}
}
else if ( Secondary_weapon = = SMART_MINE_INDEX ) {
if ( + + Smartmines_dropped = = 4 ) {
Smartmines_dropped = 0 ;
# ifdef NETWORK
maybe_drop_net_powerup ( POW_SMART_MINE ) ;
# endif
}
}
# ifdef NETWORK
else if ( Secondary_weapon ! = CONCUSSION_INDEX )
maybe_drop_net_powerup ( Secondary_weapon_to_powerup [ Secondary_weapon ] ) ;
# endif
if ( Secondary_weapon = = MEGA_INDEX | | Secondary_weapon = = SMISSILE5_INDEX ) {
vms_vector force_vec ;
force_vec . x = - ( ConsoleObject - > orient . fvec . x < < 7 ) ;
force_vec . y = - ( ConsoleObject - > orient . fvec . y < < 7 ) ;
force_vec . z = - ( ConsoleObject - > orient . fvec . z < < 7 ) ;
phys_apply_force ( ConsoleObject , & force_vec ) ;
force_vec . x = ( force_vec . x > > 4 ) + d_rand ( ) - 16384 ;
force_vec . y = ( force_vec . y > > 4 ) + d_rand ( ) - 16384 ;
force_vec . z = ( force_vec . z > > 4 ) + d_rand ( ) - 16384 ;
phys_apply_rot ( ConsoleObject , & force_vec ) ;
}
# ifdef NETWORK
if ( Game_mode & GM_MULTI )
{
Network_laser_fired = 1 ; //how many
Network_laser_gun = Secondary_weapon + MISSILE_ADJUST ;
Network_laser_flags = gun_flag ;
Network_laser_level = 0 ;
}
# endif
if ( do_autoselect )
auto_select_weapon ( 1 ) ; //select next missile, if this one out of ammo
}
}