I suppose you had an eye there ? http://wiki.ioquake3.org/Vectors
Cheers Le 06/05/2013 01:26, Stephen LARROQUE a écrit : > Ok I think I've got it about vectors management, tell me if I'm wrong: > > ioquake3 defines vectors as 3D arrays (or arrays of 3 items, for X, Y, > Z), as vec3_t type. > > Then ioquake3 provides a few simple operators on these vectors, such > as VectorSubstract, VectorCopy, VectorAdd, VectorScale, VectorClear, > VectorNegate, VectorCompare, VectorLength and even DotProduct (and a > few more in tools/asm/mathlib.h). > > All vectors in ioquake3 are 3D vectors or are there other types? > > > > > 2013/5/5 Stephen LARROQUE <lrq3...@gmail.com <mailto:lrq3...@gmail.com>> > > I am looking for methods to do the two following operations: > > 1- Find the nearest opponent(s) to a player given its positions. > 2- Find if an opponent is in line of sight, but passing through walls. > 3- Find opponent nearest to the line of sight. > > For 1 I think I must use SV_AreaEntities (alias > G_ENTITIES_IN_A_BOX or trap_EntitiesInBox), but I can't find how > this may return the nearest opponent, it seems to only return all > entities (I need to filter out all but players and sort by distance). > > For 2 I think that SV_Trace must be used, but how to pass through > walls but not players? I saw that passEntityNum is an argument, > but how to set that to walls? > > About 3 I have no idea at all... > > If you have any pointer that could give me a clue on how to do > these operations I would be very glad to hear. > > Also I am a bit rusty with vectors so if you have a tutorial or > two explaining how ioquake3 manage its vectors operations (which I > have no experience with), it would also be very helpful. > > Thank you for reading me. > > > > > _______________________________________________ > ioquake3 mailing list > ioquake3@lists.ioquake.org > http://lists.ioquake.org/listinfo.cgi/ioquake3-ioquake.org > By sending this message I agree to love ioquake3 and libsdl.
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