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Posted by metlslime on 2005/08/30 18:28:13 |
You know about the info_notnull explosion hack. You know about making monsters drop weapons or alternate ammo using the .weapon and .ammo_whatever hacks. You know about making items float in the air by spawning them on a temporary platform. Let's have a thread where we talk about new ways to use existing behavior and get novel gameplay. If you're a "retired" mapper, this is a great time to do some armchair level design and suggest ideas you'll never have a chance to use yourself. |
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Neg
#184 posted by necros on 2009/06/14 21:42:30
couldn't you just killtarget/target a regular MH pack? why does it have to be a notnull for the trick to work?
Necros
#185 posted by negke on 2009/06/14 22:30:05
Indeed you could.
The info_notnull just lets you set custom heal values.
Negke
#186 posted by Lardarse on 2009/06/16 12:09:12
For reasons that you will probably not understand even when explained to you, you should make the nextthinks in the above two hacks 1.2 and not 0.2
Well, Try It Anyway
#187 posted by negke on 2009/06/16 13:01:18
I thought items are spawned/drop after 0.2 seconds. I've never encountered problems with this value anyway.
#188 posted by JneeraZ on 2009/06/16 13:11:38
I thought it was 0.1 so, yeah, this should work...
0.2 After The Spawning Frame
#189 posted by Lardarse on 2009/06/16 17:46:55
But time starts at 1, not 0
Scripting Languages Besides QuakeC
#190 posted by inertia on 2009/06/17 00:44:35
Has any work been done to incorporate, say, Lua into a progs?
The Horror, The Horror
#191 posted by ijed on 2009/06/17 18:43:35
I wouldn't recommend it.
AFAIK it wouldn't be difficult, but Lua gets messy over time and, to me at least, is harder to debug than qc.
Other Langs In Quake
#192 posted by inertia on 2009/06/18 06:16:59
The reason I ask is because I love programming in highly-expressive languages, specifically Scheme and Haskell. I know Lua isn't "all that", but something nicer than QC would make me happy. After all it's a hobby, and hobbies should be f.u.n.!
#193 posted by starbuck on 2009/06/18 15:02:56
Haskell is pretty fun. Studied it in the first year of Uni up in Edinburgh. Phil Wadler, the designer of Haskell was the lecturer, and I'll never forget the first lecture, when he tore off the shirt he was wearing to reveal a t-shirt with a giant lambda symbol on it.
He also shouted LAAAMBAAAA!!!. Dude really loved lambda calculus. Think I laughed at that for a solid week. For reference he also looks like this:
http://homepages.inf.ed.ac.uk/wadler/Pics/philtiebig.jpg
#194 posted by inertia on 2009/06/18 19:55:27
That is awesome. I've noticed that a lot of people worship the lambda. Have you heard the story about how Feynman, for his intro physics class, hung a bowling ball from the ceiling? He stood up against the wall, pulled the ball up to touch his nose -- and let it go. Of course, on the return swing, it did not touch smash into his face. His point was that physics works, and you have to get an intuitive feel for it to be good at it.
There's a nice thread here about 'why did Church pick lambda?':
http://groups.google.com/group/plt-scheme/browse_frm/thread/d8a31482f811a0e8/42064e654a20887d?tvc=1
Triggering From A Monster
#195 posted by necros on 2009/06/27 22:32:11
is it possible to trigger a target with a monster as the activator?
i've tried spawning the monster on top of a trigger_teleport, having the monster walk onto the trigger_teleport (with path corners) and lowering a monster into a trigger_teleport with a func_door.
the trigger_teleport had a target, but somehow i was still the activator when the monster would go through the teleporter.
all i can think of would be to make a dummy monster that targets the entity, and make the spike_touch hack kill the dummy with the owner pointing to the activator monster, but that's convoluted as hell and really ugly.
Yes, It Can Happen
#196 posted by Preach on 2009/06/28 00:36:04
For example, if a monster kills another through infighting, and the dead monster had a target, then the killer will be the activator of the target. This caused a very tricky to identify bug in a recent map whose author will remain nameless here...
So it can happen.
Making it happen on demand is a bit trickier. I think I've come up with a hack that will do it though. Add an info_notnull and set its enemy field to the entity number of the monster in question. Then set its use field to trigger_multiple. Then if you use the info_notnull, it will fire its targets with its enemy as the activator.
How it works: originally I was going to try doing it with the "naked trigger_multiple" hack, where you make a trigger that monsters can touch, and have the teleporting monster touch it. That trick relies on short-circuiting the multi_touch function which usually guards against non-player touches.
Unfortunately, skipping that function also skips the line which sets the trigger's enemy to the touching monster/player/fireball. This enemy is then used as the activator - so you still wouldn't get the monster as the activating entity. Instead you get whatever was in the enemy field to being with - world being the default. I got half way through typing up a solution involving the spike_touch hack setting off a trigger_multiple with health, before I saw the short cut that would save an entity...
Not properly tested it btw, but I'm pretty sure that will work as intended!
Thanks
#197 posted by necros on 2009/06/28 00:50:59
that sounds like a much better solution. this brings me to another question i should have asked: how *do* you find the edict numbers?
typing edicts in the console outputs ALL the edicts, and even with condumping, it only actually prints the last 80-100 or so. (the map has over 600 edicts).
all i can think of is to maybe make a progs, but can you even bprint() the edict number?
Oh
#198 posted by necros on 2009/06/28 00:58:45
this always happens, i figure out how to do it after i ask. :P
Aannnd
#199 posted by necros on 2009/06/28 01:05:19
it works. thanks!
btw, it's 'use' 'multi_trigger', not 'trigger_multiple'
Edict Hunting
#200 posted by Preach on 2009/06/28 01:18:42
This is actually reminds me of something I've had in the back of my mind as a desirable feature for a "development" quake engine. Better searching of the entity list with the edict command. The biggest improvement would be to be able to specify a classname, like
edicts monster_knight
would output a list of every knight in the map.
Once you have that, partial matches would be the next most handy feature, so that
edicts monster_
would return a list of all the monsters in your map. If you really needed flexability, you could extend it to match other fields instead, like
edicts targetname skulldoor
would give you all the entities targeted by "skulldoor". If anyone other than myself would be interested in that, I might take a look at hacking it together...
There are workarounds until such things are available. If you save the game instead of running the edicts command, you can open the save file in a text editor and get essentially the same information out of it - or even run -condebug and read through the output file at the same time. The only thing that the save game lacks is...entity values themselves! So the latter method is needed for those
That Would Be Pretty Badass
#201 posted by necros on 2009/06/28 03:45:34
except that it's only real use would be for hacks, correct?
That Would Rock
#202 posted by negke on 2009/06/28 09:03:34
It could also be useful for checking targetnames and goalentities etc. Though I would probably use it only for hacks, yeah.
QC Application
#203 posted by Preach on 2009/06/28 11:40:04
I'd also find it really useful when debugging mods, although not so many people are going to care about that. I'm gonna go away now and see if I can get the new version of fitz to compile...
Half Way
#204 posted by Preach on 2009/06/28 14:44:14
The following replacement code will perform partial matches on classname. Find the function in pr_edict.c and replace it entirely with this. I've only tested it in fitzquake085 so far, but I don't see any reason why it wouldn't work in the original source. Other engines might have changed the functions that it calls, but I'd say even that is unlikely...
/*
=============
ED_PrintEdicts
For debugging, prints all the entities in the current server
PREACH: If supplied with a second argument, only reports entities whose classname initially match the argument
=============
*/
void ED_PrintEdicts (void)
{
�int i;
�edict_t *ent;
�switch (Cmd_Argc())
�{
��case 1:
��{
���for (i=0 ; i<sv.num_edicts ; i++)
����ED_PrintNum (i);
����Con_Printf ("returned %i entities\n", sv.num_edicts);
���break;
��}
��default:
��{
���int j,len;
���len = strlen(Cmd_Argv(1));
���j = 0;
���for (i=0 ; i<sv.num_edicts ; i++)
���{
����ent = EDICT_NUM(i);
����if( !strncmp(Cmd_Argv(1),pr_strings + ent->v.classname,len) )//match initial substring
����{
�����ED_Print(ent);
�����++j;
����}
���}
���Con_Printf ("returned %i of %i entities\n", j, sv.num_edicts);
���break;
��}
�}
}
Getting it to match against any field is a little bit more tricky, so I'm gonna keep working on that now. Once I get that, I'll post the code and a binary.
And A Follow Up
#205 posted by Preach on 2009/06/28 15:51:17
Phew, not too bad. You can grab the following function added to fitzquake085 from:
http://www.btinternet.com/~chapterhonour/fhack085.zip
void ED_PrintEdicts (void)
{
�int i;
�edict_t *ent;
�switch (Cmd_Argc())
�{
��case 1: //regular call
��{
���for (i=0 ; i<sv.num_edicts ; i++)
����ED_PrintNum (i);
���Con_Printf ("returned %i entities\n", sv.num_edicts);
���break;
��}
��case 2: //match against classname
��{
���int��j,len;
���len = strlen(Cmd_Argv(1));
���j = 0;
���for (i=0 ; i<sv.num_edicts ; i++)
���{
����ent = EDICT_NUM(i);
����if( !strncmp(Cmd_Argv(1),pr_strings + ent->v.classname,len) )
����{
�����ED_Print(ent);
�����++j;
����}
���}
���Con_Printf ("returned %i of %i entities\n", j, sv.num_edicts);
���break;
��}
��default: //match against given entity field
��{
���int j,len;
���int *v;
���ddef_t *search_field;
���search_field = ED_FindField(Cmd_Argv(1));
���if(!search_field)
���{
����Con_Printf ("Bad field name\n");
����break;
���}
���
���j = 0;
���len = strlen(Cmd_Argv(2));
���for (i=0 ; i<sv.num_edicts ; i++)
���{
����ent = EDICT_NUM(i);
���//this is ugly as hell, WTF Carmack?
����v = (int *)((char *)&ent->v + search_field->ofs*4);
����if( !strncmp( Cmd_Argv(2),PR_UglyValueString( search_field->type, (eval_t *)v),len)) //match initial substring
����{
�����ED_Print(ent);
�����++j;
����}
���}
���Con_Printf ("returned %i of %i entities\n", j, sv.num_edicts);
���break;
��}
�}
}
Only minor bugbear I have with it is that tab still activates autocomplete on the second parameter, but it completes commands, which is unhelpful. Otherwise, it's cool.
#206 posted by necros on 2009/06/28 19:40:15
//this is ugly as hell, WTF Carmack?
lol
nice work! :)
Nice One
#207 posted by negke on 2009/06/28 22:28:01
Let's see how this works out in the field.
#208 posted by JneeraZ on 2009/07/04 20:55:00
"//this is ugly as hell, WTF Carmack? "
Well, Carmack's reply would probably be something like, "We were trying to ship a game on new technology. This ugliness was maybe .00000001% of the workload. Unimportant." :)
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