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1 : ian 1 /*
2 :     Grab+ v1.1
3 :     Copyright (C) 2007 Ian (Juan) Cammarata
4 :    
5 :     This program is free software; you can redistribute it and/or modify it under
6 :     the terms of the GNU General Public License as published by the Free Software
7 :     Foundation; either version 2 of the License, or (at your option) any later
8 :     version.
9 :    
10 :     This program is distributed in the hope that it will be useful, but WITHOUT ANY
11 :     WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
12 :     PARTICULAR PURPOSE. See the GNU General Public License for more details.
13 :    
14 :     You should have received a copy of the GNU General Public License along with
15 :     this program; go to http://www.opensource.org/licenses/gpl-license.php
16 :     --------------------------------------------------------------------------------
17 :    
18 :     http://ian.cammarata.us/projects/grab_plus
19 :     Oct 16 21:03
20 :    
21 :    
22 :     Description:
23 :     This is a remake from scratch of SpaceDude's Jedi Force Grab plugin. It has many additional features and optimizations, is less spammy, multilingual and requires fewer binds.
24 :    
25 :    
26 :     See it in Action:
27 :     http://www.game-monitor.com/search.php?search=grab_plus_version&type=variable&game=all&location=all
28 :    
29 :    
30 :     Features:
31 :     Multilingual
32 :     Screenfade to indicate grab activity instead of chat spam.
33 :     Can grab players off a ladder.
34 :     Automatically choke by holding down +pull while at min distance.
35 :     Choke with use key.
36 :     Throw with drop.
37 :     Can't have mutliple admins grabbing the same player.
38 :     Auto drop on death.
39 :     Grab entities other than players, such as bombs, weapons, and hostages.
40 :    
41 :    
42 :     Commands:
43 :    
44 :     +grab : Grab something for as long as you hold down the key.
45 :     grab_toggle : Same as +grab but toggles.
46 :     amx_grab <name> : Grab client by name or id and teleport them to you. Use +grab or grab_toggle key to release.
47 :    
48 :     +pull/+push (or invnext/invprev): Pulls/pushes the grabbed towards/away from you as you hold the button.
49 :    
50 :     +use : Chokes the grabbed (it damages the grabbed with 5 (cvar: gp_chokedmg) hp per 1.5 (cvar: gp_choketime) seconds)
51 :     drop - Throws the grabbed with 1500 velocity. (cvar: gp_throwforce)
52 :    
53 :    
54 :     Cvars (First value is default):
55 :     gp_enabled <1|0> Enables all plugin functionality.
56 :     gp_playersonly <0|1> Disables admins grabbing entities other than players.
57 :    
58 :     gp_min_dist <90|...> Min distance between the grabber and grabbed.
59 :     gp_grabforce <8|...> Sets the amount of force used when grabbing players.
60 :     gp_throwforce <1500|...> Sets the power used when throwing players.
61 :     gp_speed <5|...> How fast the grabbed moves when using push and pull.
62 :    
63 :     gp_choketime <1.5|...> Time frequency for choking.
64 :     gp_chokedmg <5|...> Amount of damage done with each choke.
65 :    
66 :     gp_glow_r <50|0-255> Sets red amount for glow.
67 :     gp_glow_g <0|0-255> Sets green amount for glow.
68 :     gp_glow_b <0|0-255> Sets blue amount for glow.
69 :    
70 :    
71 :     Notes:
72 :     Make sure you place the grab_plus.txt file in addons\amxmodx\data\lang
73 :    
74 :    
75 :     Credits:
76 : ian 5 Thanks to vittu for contributing code (changed all engine/fun module stuff to fakemeta).
77 :    
78 : ian 1 Thanks to all the coders who worked on the original Jedi Force Grab plugin for all their ideas:
79 :     SpaceDude
80 :     KCE
81 :     KRoTaL
82 :     BOB_SLAYER
83 :     kosmo111
84 :    
85 :    
86 :     Supported Languages:
87 :     1337 (100%) - Thanks to l337newb
88 :     Brazilian Portuguese (100%) - Thanks to Arion
89 :     Danish (100%) - Thanks to nellerbabz
90 :     Dutch (100%) - Thanks to BlackMilk
91 :     English (100%)
92 :     Finnish (100%) - Thanks to Pro Patria Finland
93 :     French (100%) - Thanks to connorr
94 :     German (100%) - Thanks to SchlumPF*
95 :     Russian (100%) - Thanks to `666
96 :     Spanish (100%) - Hope these don't suck.
97 :     Swedish (100%) - Thanks to Bend3r
98 :    
99 :    
100 :     Change Log:
101 :     Key (+ added | - removed | c changed | f fixed)
102 :    
103 : ian 5 v1.2 (Nov ??, 2007)
104 :     +: Cvars gp_screenfade and gp_glow to enable/disable these features.
105 :     +: Cvar gp_glow_a controls to control alpha of screenfade and glow.
106 :     c: Removed dependency of engine and fun modules. Thanks to vittu for doing all the work.
107 :     f: Fixed compile bug with amxx 1.8.0 (Compiles with 1.7x as well).
108 :    
109 : ian 1 v1.1 (Oct 16, 2007)
110 :     +: Grab a few types of entities other than players.
111 :     +: Cvar gp_playersonly.
112 :    
113 :     v1.0 (Oct 13, 2007)
114 :     !: Initial release
115 :    
116 :     */
117 :    
118 :     #include <amxmodx>
119 :     #include <amxmisc>
120 :     #include <fakemeta>
121 :    
122 : ian 6 #define VERSION "1.2b2"
123 : ian 1 #define ADMIN ADMIN_LEVEL_A
124 :    
125 :     #define TSK_CHKE 50
126 :    
127 : ian 5 #define SVC_DAMAGE 19
128 : ian 1 #define SF_FADEOUT 0
129 :    
130 :     new client_data[33][4]
131 :     #define GRABBED 0
132 :     #define GRABBER 1
133 :     #define GRAB_LEN 2
134 :     #define FLAGS 3
135 :    
136 :     #define CDF_IN_PUSH (1<<0)
137 :     #define CDF_IN_PULL (1<<1)
138 :     #define CDF_NO_CHOKE (1<<2)
139 :    
140 :     //Cvar Pointers
141 :     new p_enabled, p_playersonly
142 :     new p_throwforce, p_mindist, p_speed, p_grabforce
143 :     new p_choketime, p_chokedmg
144 : ian 5 new p_glow_r, p_glow_b, p_glow_g, p_glow_a
145 :     new p_fade, p_glow
146 : ian 1
147 :     //Pseudo Constants
148 :     new MAXPLAYERS
149 : ian 5 new SVC_SCREENFADE, SVC_SCREENSHAKE
150 : ian 1
151 :     public plugin_init( )
152 :     {
153 :     register_plugin( "Grab+", VERSION, "Ian Cammarata" )
154 :     register_cvar( "grab_plus_version", VERSION, FCVAR_SERVER )
155 :     set_cvar_string( "grab_plus_version", VERSION )
156 :    
157 :     p_enabled = register_cvar( "gp_enabled", "1" )
158 :     p_playersonly = register_cvar( "gp_playersonly", "0" )
159 :    
160 :     p_mindist = register_cvar ( "gp_min_dist", "90" )
161 :     p_throwforce = register_cvar( "gp_throwforce", "1500" )
162 :     p_grabforce = register_cvar( "gp_grabforce", "8" )
163 :     p_speed = register_cvar( "gp_speed", "5" )
164 :    
165 :     p_choketime = register_cvar( "gp_choketime", "1.5" )
166 :     p_chokedmg = register_cvar( "gp_chokedmg", "5" )
167 :    
168 :     p_glow_r = register_cvar( "gp_glow_r", "50" )
169 :     p_glow_g = register_cvar( "gp_glow_g", "0" )
170 :     p_glow_b = register_cvar( "gp_glow_b", "0" )
171 : ian 5 p_glow_a = register_cvar( "gp_glow_a", "200" )
172 : ian 1
173 : ian 5 p_fade = register_cvar( "gp_screenfade", "1" )
174 :     p_glow = register_cvar( "gp_glow", "1" )
175 :    
176 : ian 1 register_clcmd( "amx_grab", "force_grab", ADMIN, "Grab client & teleport to you." )
177 :     register_clcmd( "grab_toggle", "grab_toggle", ADMIN, "press once to grab and again to release" )
178 :     register_clcmd( "+grab", "grab", ADMIN, "bind a key to +grab" )
179 :     register_clcmd( "-grab", "unset_grabbed" )
180 :    
181 :     register_clcmd( "+push", "push", ADMIN, "bind a key to +push" )
182 :     register_clcmd( "-push", "push" )
183 :     register_clcmd( "+pull", "pull", ADMIN, "bind a key to +pull" )
184 :     register_clcmd( "-pull", "pull" )
185 :     register_clcmd( "push", "push2" )
186 :     register_clcmd( "pull", "pull2" )
187 :    
188 :     register_clcmd( "drop" ,"throw" )
189 :    
190 :     register_event( "DeathMsg", "DeathMsg", "a" )
191 :    
192 :     register_dictionary( "grab_plus.txt" )
193 :    
194 :     MAXPLAYERS = get_maxplayers()
195 :    
196 :     SVC_SCREENFADE = get_user_msgid( "ScreenFade" )
197 :     SVC_SCREENSHAKE = get_user_msgid( "ScreenShake" )
198 :    
199 :     return PLUGIN_CONTINUE
200 :     }
201 :    
202 :     public plugin_precache( )
203 :     {
204 :     precache_sound( "player/PL_PAIN2.WAV" )
205 :     return PLUGIN_CONTINUE
206 :     }
207 :    
208 :     public client_PreThink( id )
209 :     {
210 :     //Search for a target
211 :     if ( client_data[id][GRABBED] == -1 )
212 :     {
213 :     new Float:orig[3], Float:ret[3]
214 : ian 5 pev( id, pev_origin, orig )
215 :     pev( id, pev_view_ofs, ret )
216 : ian 1
217 :     for( new i = 0; i < 3; i++ ) orig[i] += ret[i]
218 : ian 5 engfunc( EngFunc_GetAimVector, id, 1, ret )
219 : ian 1 for( new i = 0; i < 3; i++ ) ret[i] = orig[i] + ( ret[i] * 9999 )
220 :    
221 : ian 5 new tr = 0
222 :     engfunc( EngFunc_TraceLine, orig, ret, 0, id, tr )
223 :     new target = get_tr2( tr, TR_pHit )
224 :     get_tr2( tr, TR_vecEndPos, ret )
225 : ian 1
226 :     if( 0 < target <= MAXPLAYERS )
227 :     {
228 :     if( is_grabbed( target, id ) ) return PLUGIN_CONTINUE
229 :     set_grabbed( id, target )
230 :     }
231 :     else if( !get_pcvar_num( p_playersonly ) )
232 :     {
233 :     new movetype
234 :     if( target )
235 :     {
236 :     movetype = pev( target, pev_movetype )
237 :     if( !( movetype == MOVETYPE_WALK || movetype == MOVETYPE_STEP || movetype == MOVETYPE_TOSS ) )
238 :     return PLUGIN_CONTINUE
239 :     }
240 :     else
241 :     {
242 : ian 5 new ent = engfunc( EngFunc_FindEntityInSphere, -1, ret, 12.0 )
243 : ian 1 while( !target && ent > 0 )
244 :     {
245 :     movetype = pev( ent, pev_movetype )
246 :     if( ( movetype == MOVETYPE_WALK || movetype == MOVETYPE_STEP || movetype == MOVETYPE_TOSS )
247 :     && ent != id )
248 :     target = ent
249 : ian 5 ent = engfunc( EngFunc_FindEntityInSphere, ent, ret, 12.0 )
250 : ian 1 }
251 :     }
252 :     if( target )
253 :     {
254 :     if( is_grabbed( target, id ) ) return PLUGIN_CONTINUE
255 :     set_grabbed( id, target )
256 :     }
257 :     }
258 :     }
259 :     //If they've grabbed something
260 :     if( client_data[id][GRABBED] > 0 )
261 :     {
262 :     new target = client_data[id][GRABBED]
263 :     if( !pev_valid( target ) || ( pev( target, pev_health ) < 1 && pev( target, pev_max_health ) ) )
264 :     {
265 :     unset_grabbed( id )
266 :     return PLUGIN_CONTINUE
267 :     }
268 :    
269 :     //Use key choke
270 :     if( pev( id, pev_button ) & IN_USE )
271 :     do_choke( id )
272 :    
273 :     //Push and pull
274 :     if ( client_data[id][FLAGS] & CDF_IN_PULL )
275 :     do_pull( id )
276 :     else if ( client_data[id][FLAGS] & CDF_IN_PUSH )
277 :     do_push( id )
278 :    
279 :     grab_think( id )
280 :     }
281 :     if( client_data[id][GRABBER] > 0 ) grab_think( client_data[id][GRABBER] )
282 :    
283 :     return PLUGIN_CONTINUE
284 :     }
285 :    
286 :     public grab_think ( id )
287 :     {
288 :     new target = client_data[id][GRABBED]
289 :    
290 :     //Keep grabbed clients from sticking to ladders
291 :     if( pev( target, pev_movetype ) == MOVETYPE_FLY && !(pev( target, pev_button ) & IN_JUMP ) ) client_cmd( target, "+jump;wait;-jump" )
292 :    
293 :     //Move targeted client
294 :     new Float:tmpvec[3], Float:tmpvec2[3], Float:dest[3], Float:torig[3], Float:tvel[3]
295 :     new len = client_data[id][GRAB_LEN]
296 :    
297 : ian 5 pev( id, pev_origin, dest )
298 :     pev( id, pev_view_ofs, tmpvec )
299 : ian 6 engfunc( EngFunc_GetAimVector, id, len, tmpvec2 )
300 : ian 1 torig = get_target_origin_f( target )
301 :    
302 :     new force = get_pcvar_num( p_grabforce )
303 :    
304 :     for( new i = 0; i < 3; i++ )
305 :     {
306 :     dest[i] += tmpvec[i] + tmpvec2[i]
307 :     tvel[i] = ( dest[i] - torig[i] ) * force
308 :     }
309 :    
310 : ian 5 set_pev( target, pev_velocity, tvel )
311 : ian 1 }
312 :    
313 :     stock Float:get_target_origin_f( id )
314 :     {
315 :     new Float:orig[3]
316 : ian 5 pev( id, pev_origin, orig )
317 : ian 1
318 :     //If grabbed is not a player, move origin to center
319 :     if( id > MAXPLAYERS )
320 :     {
321 :     new Float:mins[3], Float:maxs[3]
322 : ian 5 pev( id, pev_mins, mins )
323 :     pev( id, pev_maxs, maxs )
324 : ian 1
325 :     if( !mins[2] ) orig[2] += maxs[2] / 2
326 :     }
327 :    
328 :     return orig
329 :     }
330 :    
331 :     public grab_toggle( id, level, cid )
332 :     {
333 :     if( !client_data[id][GRABBED] ) grab( id, level, cid )
334 :     else unset_grabbed( id )
335 :    
336 :     return PLUGIN_HANDLED
337 :     }
338 :    
339 :     public grab( id, level, cid )
340 :     {
341 :     if( !cmd_access( id, level, cid, 1 ) || !get_pcvar_num( p_enabled ) ) return PLUGIN_HANDLED
342 :    
343 :     if ( !client_data[id][GRABBED] ) client_data[id][GRABBED] = -1
344 :     screenfade_in( id )
345 :    
346 :     return PLUGIN_HANDLED
347 :     }
348 :    
349 :     public screenfade_in( id )
350 :     {
351 : ian 5 if( get_pcvar_num( p_fade ) )
352 :     {
353 :     message_begin( MSG_ONE, SVC_SCREENFADE, _, id )
354 :     write_short( 10000 ) //duration
355 :     write_short( 0 ) //hold
356 :     write_short( SF_FADE_IN + SF_FADE_ONLYONE ) //flags
357 :     write_byte( get_pcvar_num( p_glow_r ) ) //r
358 :     write_byte( get_pcvar_num( p_glow_g ) ) //g
359 :     write_byte( get_pcvar_num( p_glow_b ) ) //b
360 :     write_byte( get_pcvar_num( p_glow_a ) / 2 ) //a
361 :     message_end( )
362 :     }
363 : ian 1 }
364 :    
365 :     public throw( id )
366 :     {
367 :     new target = client_data[id][GRABBED]
368 :     if( target > 0 )
369 :     {
370 :     new Float:pVelocity[3]
371 : ian 5 engfunc( EngFunc_GetAimVector, id, get_pcvar_num( p_throwforce ), pVelocity )
372 :     set_pev( target, pev_velocity, pVelocity )
373 : ian 1 unset_grabbed( id )
374 :     return PLUGIN_HANDLED
375 :     }
376 :     return PLUGIN_CONTINUE
377 :     }
378 :    
379 :     public unset_grabbed( id )
380 :     {
381 :     new target = client_data[id][GRABBED]
382 :     if( target > 0 && pev_valid( target ) )
383 :     {
384 : ian 5 set_pev( target, pev_renderfx, kRenderFxNone )
385 :     set_pev( target, pev_rendercolor, {255.0, 255.0, 255.0} )
386 :     set_pev( target, pev_rendermode, kRenderNormal )
387 :     set_pev( target, pev_renderamt, 16.0 )
388 :    
389 : ian 1 if( 0 < target <= MAXPLAYERS )
390 :     client_data[target][GRABBER] = 0
391 :     }
392 :     client_data[id][GRABBED] = 0
393 :    
394 : ian 5 if( get_pcvar_num( p_fade ) )
395 :     {
396 :     message_begin( MSG_ONE, SVC_SCREENFADE, _, id )
397 :     write_short( 10000 ) //duration
398 :     write_short( 0 ) //hold
399 :     write_short( SF_FADEOUT ) //flags
400 :     write_byte( get_pcvar_num( p_glow_r ) ) //r
401 :     write_byte( get_pcvar_num( p_glow_g ) ) //g
402 :     write_byte( get_pcvar_num( p_glow_b ) ) //b
403 :     write_byte( get_pcvar_num( p_glow_a ) / 2 ) //a
404 :     message_end( )
405 :     }
406 : ian 1 }
407 :    
408 :     //Grabs onto someone
409 :     public set_grabbed( id, target )
410 :     {
411 : ian 5 if( get_pcvar_num( p_glow ) )
412 :     {
413 :     new Float:color[3]
414 :     color[0] = get_pcvar_float( p_glow_r )
415 :     color[1] = get_pcvar_float( p_glow_g )
416 :     color[2] = get_pcvar_float( p_glow_b )
417 : ian 6 set_pev( target, pev_renderfx, kRenderFxGlowShell )
418 :     set_pev( target, pev_rendercolor, color )
419 :     set_pev( target, pev_rendermode, kRenderTransColor )
420 :     set_pev( target, pev_renderamt, get_pcvar_float( p_glow_a ) )
421 : ian 5 }
422 : ian 1
423 :     if( 0 < target <= MAXPLAYERS )
424 :     client_data[target][GRABBER] = id
425 :     client_data[id][FLAGS] = 0
426 :     client_data[id][GRABBED] = target
427 : ian 5 new Float:torig[3], Float:orig[3]
428 :     pev( target, pev_origin, torig )
429 :     pev( id, pev_origin, orig )
430 :     client_data[id][GRAB_LEN] = floatround( get_distance_f( torig, orig ) )
431 : ian 1 if( client_data[id][GRAB_LEN] < get_pcvar_num( p_mindist ) ) client_data[id][GRAB_LEN] = get_pcvar_num( p_mindist )
432 :     }
433 :    
434 :     public push( id )
435 :     {
436 :     client_data[id][FLAGS] ^= CDF_IN_PUSH
437 :     return PLUGIN_HANDLED
438 :     }
439 :    
440 :     public pull( id )
441 :     {
442 :     client_data[id][FLAGS] ^= CDF_IN_PULL
443 :     return PLUGIN_HANDLED
444 :     }
445 :    
446 :     public push2( id )
447 :     {
448 :     if( client_data[id][GRABBED] > 0 )
449 :     {
450 :     do_push( id )
451 :     return PLUGIN_HANDLED
452 :     }
453 :     return PLUGIN_CONTINUE
454 :     }
455 :    
456 :     public pull2( id )
457 :     {
458 :     if( client_data[id][GRABBED] > 0 )
459 :     {
460 :     do_pull( id )
461 :     return PLUGIN_HANDLED
462 :     }
463 :     return PLUGIN_CONTINUE
464 :     }
465 :    
466 :     public do_push( id )
467 :     if( client_data[id][GRAB_LEN] < 9999 )
468 :     client_data[id][GRAB_LEN] += get_pcvar_num( p_speed )
469 :    
470 :     public do_pull( id )
471 :     {
472 :     new mindist = get_pcvar_num( p_mindist )
473 :     new len = client_data[id][GRAB_LEN]
474 :    
475 :     if( len > mindist )
476 :     {
477 :     len -= get_pcvar_num( p_speed )
478 :     if( len < mindist ) len = mindist
479 :     client_data[id][GRAB_LEN] = len
480 :     }
481 :     else do_choke( id )
482 :     }
483 :    
484 :     public do_choke( id )
485 :     {
486 :     new target = client_data[id][GRABBED]
487 :     if( client_data[id][FLAGS] & CDF_NO_CHOKE || id == target || target > MAXPLAYERS) return
488 :    
489 :     new dmg = get_pcvar_num( p_chokedmg )
490 :     new Float:vec[3]
491 :     get_target_origin_f( target )
492 :    
493 :     message_begin( MSG_ONE, SVC_SCREENSHAKE, _, target )
494 :     write_short( 999999 ) //amount
495 :     write_short( 9999 ) //duration
496 :     write_short( 999 ) //frequency
497 :     message_end( )
498 :    
499 :     message_begin( MSG_ONE, SVC_SCREENFADE, _, target )
500 :     write_short( 9999 ) //duration
501 :     write_short( 100 ) //hold
502 :     write_short( SF_FADE_MODULATE ) //flags
503 :     write_byte( get_pcvar_num( p_glow_r ) ) //r
504 :     write_byte( get_pcvar_num( p_glow_g ) ) //g
505 :     write_byte( get_pcvar_num( p_glow_b ) ) //b
506 :     write_byte( 200 ) //a
507 :     message_end( )
508 :    
509 :     message_begin( MSG_ONE, SVC_DAMAGE, _, target )
510 :     write_byte( 0 ) //damage armor
511 :     write_byte( dmg ) //damage health
512 :     write_long( DMG_CRUSH ) //damage type
513 :     write_coord( floatround( vec[0] ) ) //origin[x]
514 :     write_coord( floatround( vec[1] ) ) //origin[y]
515 :     write_coord( floatround( vec[2] ) ) //origin[z]
516 :     message_end( )
517 :    
518 :     message_begin( MSG_BROADCAST, SVC_TEMPENTITY )
519 :     write_byte( TE_BLOODSTREAM )
520 :     write_coord( floatround( vec[0] ) ) //pos.x
521 :     write_coord( floatround( vec[1] ) ) //pos.y
522 :     write_coord( floatround( vec[2] ) + 15 ) //pos.z
523 :     write_coord( random_num( 0, 255 ) ) //vec.x
524 :     write_coord( random_num( 0, 255 ) ) //vec.y
525 :     write_coord( random_num( 0, 255 ) ) //vec.z
526 :     write_byte( 70 ) //col index
527 :     write_byte( random_num( 50, 250 ) ) //speed
528 :     message_end( )
529 :    
530 :     new health = pev( target, pev_health ) - dmg
531 :     set_pev( target, pev_health, float( health ) )
532 :     if( health < 1 ) dllfunc( DLLFunc_ClientKill, target )
533 :    
534 :     emit_sound( target, CHAN_BODY, "player/PL_PAIN2.WAV", VOL_NORM, ATTN_NORM, 0, PITCH_NORM )
535 :    
536 :     client_data[id][FLAGS] ^= CDF_NO_CHOKE
537 :     set_task( get_pcvar_float( p_choketime ), "clear_no_choke", TSK_CHKE + id )
538 :     }
539 :    
540 :     public clear_no_choke( tskid )
541 :     {
542 :     new id = tskid - TSK_CHKE
543 :     client_data[id][FLAGS] ^= CDF_NO_CHOKE
544 :     }
545 :    
546 :     //Grabs the client and teleports them to the admin
547 :     public force_grab(id, level, cid)
548 :     {
549 :     if( !cmd_access( id, level, cid, 1 ) || !get_pcvar_num( p_enabled ) ) return PLUGIN_HANDLED
550 :    
551 :     new arg[33]
552 :     read_argv( 1, arg, 32 )
553 :    
554 :     new targetid = cmd_target( id, arg, 1 )
555 :    
556 :     if( is_grabbed( targetid, id ) ) return PLUGIN_HANDLED
557 :     if( !is_user_alive( targetid ) )
558 :     {
559 :     client_print( id, print_console, "[AMXX] %L", id, "COULDNT" )
560 :     return PLUGIN_HANDLED
561 :     }
562 :    
563 :     //Safe to tp target to aim spot?
564 :     new Float:tmpvec[3], Float:tmpvec2[3], Float:orig[3], Float:torig[3], Float:trace_ret[3]
565 :     new bool:safe = false, i
566 :    
567 : ian 5 pev( id, pev_origin, orig )
568 :     pev( id, pev_view_ofs, tmpvec )
569 : ian 1 for( i = 0; i < 3; i++ ) tmpvec[i] += orig[i]
570 : ian 5 engfunc( EngFunc_GetAimVector, id, get_pcvar_num( p_mindist ), tmpvec2 )
571 : ian 1
572 :     for( new j = 1; j < 11 && !safe; j++ )
573 :     {
574 :     for( i = 0; i < 3; i++ )
575 :     torig[i] = tmpvec[i] + tmpvec2[i] * j
576 :    
577 : ian 5 new tr = 0
578 :     engfunc( EngFunc_TraceLine, tmpvec, torig, 0, id, tr )
579 :     get_tr2( tr, TR_vecEndPos, trace_ret )
580 :    
581 : ian 1 if( get_distance_f( trace_ret, torig ) ) break
582 : ian 5 if( !_trace_hull( torig, HULL_HUMAN ) ) safe = true
583 : ian 1 }
584 :    
585 :     //Still not safe? Then find another safe spot somewhere around the grabber
586 :     new try[3]
587 :     orig[2] += 2
588 :     while( try[2] < 3 && !safe )
589 :     {
590 :     for( i = 0; i < 3; i++ )
591 :     switch( try[i] )
592 :     {
593 :     case 0 : torig[i] = orig[i] + ( i == 2 ? 80 : 40 )
594 :     case 1 : torig[i] = orig[i]
595 :     case 2 : torig[i] = orig[i] - ( i == 2 ? 80 : 40 )
596 :     }
597 :    
598 : ian 5 new tr2 = 0
599 :     engfunc( EngFunc_TraceLine, tmpvec, torig, 0, id, tr2 )
600 :     get_tr2( tr2, TR_vecEndPos, trace_ret )
601 : ian 1
602 : ian 5 if( !_trace_hull( torig, HULL_HUMAN ) && !get_distance_f( trace_ret, torig ) ) safe = true
603 :    
604 : ian 1 try[0]++
605 :     if( try[0] == 3 )
606 :     {
607 :     try[0] = 0
608 :     try[1]++
609 :     if( try[1] == 3 )
610 :     {
611 :     try[1] = 0
612 :     try[2]++
613 :     }
614 :     }
615 :     }
616 :    
617 :     if( safe )
618 :     {
619 : ian 5 set_pev( targetid, pev_origin, torig )
620 : ian 1 set_grabbed( id, targetid )
621 :     screenfade_in( id )
622 :     }
623 :     else client_print( id, print_chat, "[AMXX] %L", id, "COULDNT" )
624 :    
625 :     return PLUGIN_HANDLED
626 :     }
627 :    
628 :     public is_grabbed( target, grabber )
629 :     {
630 :     for( new i = 1; i <= MAXPLAYERS; i++ )
631 :     if( client_data[i][GRABBED] == target )
632 :     {
633 :     client_print( grabber, print_chat, "[AMXX] %L", grabber, "ALREADY" )
634 :     unset_grabbed( grabber )
635 :     return true
636 :     }
637 :     return false
638 :     }
639 :    
640 :     public DeathMsg( )
641 :     kill_grab( read_data( 2 ) )
642 :    
643 :     public client_disconnect( id )
644 :     {
645 :     kill_grab( id )
646 :     return PLUGIN_CONTINUE
647 :     }
648 :    
649 :     public kill_grab( id )
650 :     {
651 :     //If given client has grabbed, or has a grabber, unset it
652 :     if( client_data[id][GRABBED] )
653 :     unset_grabbed( id )
654 :     else if( client_data[id][GRABBER] )
655 :     unset_grabbed( client_data[id][GRABBER] )
656 :     }
657 : ian 5
658 :     //Complements of vittu
659 :     //Complements of fakemeta_util, cause i was too lazy to add this in as not a function
660 :     _trace_hull(const Float:origin[3], hull, ignoredent = 0, ignoremonsters = 0) {
661 :     new result = 0;
662 :     engfunc(EngFunc_TraceHull, origin, origin, ignoremonsters, hull, ignoredent > 0 ? ignoredent : 0, 0);
663 :    
664 :     if (get_tr2(0, TR_StartSolid))
665 :     result += 1;
666 :     if (get_tr2(0, TR_AllSolid))
667 :     result += 2;
668 :     if (!get_tr2(0, TR_InOpen))
669 :     result += 4;
670 :    
671 :     return result;
672 :     }

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