PCG Splines - Unreal 5.2 Tutorial - Part 2

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FreetimeCoder

FreetimeCoder

Күн бұрын

How to sample splines inside PCG Graphs and how to cut through a forest with paths.
#ue5 #unreal #pcg #procedural #proceduralgeneration #tutorial

Пікірлер: 80
@troypinkerton9876
@troypinkerton9876 8 ай бұрын
FYI, if anyone is having trouble with the "get spline data" node not picking up any world actors with the tag you assigned to the spline... make sure you tagged the blueprint at the top level, not the spline component within the blueprint. Mentioning it on behalf of a friend who totally doesn't know what he is doing with unreal yet 😏🤥
@mercifulhades9830
@mercifulhades9830 7 ай бұрын
Thanks a lot!
@user-og8fo3nl2v
@user-og8fo3nl2v 2 ай бұрын
Thank you so much
@IamSH1VA
@IamSH1VA Жыл бұрын
Omg, this is great tutorial. Best PCG tutorials on KZfaq. Thanks 🙏
@lv9735
@lv9735 Жыл бұрын
Great tutorial. Thanks for sharing such valuable knowledge
@im4999
@im4999 Жыл бұрын
With not so much info on this new tool this is really helpful, thanks for sharing. Subscribed
@blakewj
@blakewj Жыл бұрын
this tutorial serieis is a life saver, keep up the great work!
@antoniosuarez7881
@antoniosuarez7881 Жыл бұрын
really good, you deserve more subs keep doing this, thanks
@coloneljayce7630
@coloneljayce7630 Жыл бұрын
Thank you so much for letting us know about "Union". I was about to pull my hair out trying to figure out why I could only use a single spline.
@JDAeroVR
@JDAeroVR Жыл бұрын
Excellent work!
@johanparada
@johanparada Ай бұрын
Nice work man ty
@diaopuesto7082
@diaopuesto7082 Жыл бұрын
Your tutorial is the best! Subscribed!
@FreetimeCoder
@FreetimeCoder Жыл бұрын
Thank you! I'm working on some more :)
@SoyalicSinan
@SoyalicSinan Жыл бұрын
+1
@awakenwithoutcoffee
@awakenwithoutcoffee Жыл бұрын
excellent tutorial my friend.
@FPChris
@FPChris 3 ай бұрын
Excellent
@Utopia2023Game2
@Utopia2023Game2 10 ай бұрын
grate start on PCG thank u alot
@huqingqiu5955
@huqingqiu5955 Жыл бұрын
How to make those points on landscape?
@OnigoroshiZero
@OnigoroshiZero Жыл бұрын
Great video.
@lianemedina280
@lianemedina280 Жыл бұрын
Amazing❤️
@supartwi
@supartwi Жыл бұрын
wow nice, Thank you
@fddesign
@fddesign Жыл бұрын
very usefull :D thanks a lot!!!
@Remvisuals
@Remvisuals Жыл бұрын
So is there a way to use pcg in runtime, so update paramters and have things "animate"? So maybe trees scale down if a sphere is close?
@awakenwithoutcoffee
@awakenwithoutcoffee Жыл бұрын
is the "Spline Visualisation Width" pure for visualisation purpose or does it actually widen the spline ? if not, how do we increase the width of the spline ?
@Noclip420
@Noclip420 Жыл бұрын
Is there a way to actually drive the scale of points with the density attribute?
@gurrrgurrr8194
@gurrrgurrr8194 Жыл бұрын
Greeting, I would like to ask a question. how could I add another smaller gradient along the path at the same time, for example I would like to have smaller plants grow along the both sides of the path. I tried using a new Distance node, take the old Distance node as a source, the path spline sampler as the Target. at the end it overlaps the forest edge gradient. 🙏🙏🙏
@tenzinlundberg8039
@tenzinlundberg8039 Жыл бұрын
Are there any tutorials / information on placing based on specific landscape textures? amazing tutorial btw
@awakenwithoutcoffee
@awakenwithoutcoffee Жыл бұрын
Im pretty sure you can sample the landscape layers and use those to drive the mask but I admit I haven't found a node that could do this. Lets drop our info here if one of us finds it cause its a great suggestion! *EDIT* lucky for us the OP talks about it in Chapter 9 of this very series so keep on going :)
@DezorianGuy
@DezorianGuy Жыл бұрын
How to create spline points? One way: Look out for a point on the cursor, click it then holding down the "Alt" key while dragging a point or RMB on last point and "dublicate". But there must be a better way...someone?
@nikolesfrances1532
@nikolesfrances1532 Жыл бұрын
Better than holding down alt key and dragging?
@DKJens44
@DKJens44 Жыл бұрын
subscribed! Thanks
@quebic1676
@quebic1676 Жыл бұрын
It appears that you can't use Copy Points when using multiple splines ( or Points in general from the same tagged Actor ) and sampling them. Anyone know a workaround to this?
@owan
@owan Жыл бұрын
subscribed! :)
@rebx5891
@rebx5891 21 күн бұрын
Great Tutorial - I'm running into a bit of an issue, however, that I can't figure out (I'm using 5.4.3) - When using the Difference node as indicated around 12:30, it seems to be subtracting the zero-density (IE: area around the edge) of the closed-loop area spline. I used a remap from 0-1 to 0.1-1 before plugging into the difference source input, seemed to help - but still removing bits around the edge of the closed spline. Checking the 'Keep Zero Density' in the Difference doesn't help as it will retain both the zero density around the closed loop and what's been removed from the path (now at zero density). Ultimately, I'm ending up with a bit of a different result from what you are showing - and seems to be related to density handling. Any thoughts? EDIT: Ahh - I think I figured out my mistake, with the Distance node I needed to have the shape set to 'Center'. Seems to have solved it.
@Lv7-L30N
@Lv7-L30N Жыл бұрын
gracias
@rifat.ahammed
@rifat.ahammed 9 күн бұрын
thanks
@user-og8fo3nl2v
@user-og8fo3nl2v 2 ай бұрын
I have a unrelated question, how you do select and move whole spline when it was a point selected before that? thank you.
@Park3D
@Park3D Жыл бұрын
Apologies if this is a stupid question but is there a way to get the points to stick to landscape surface? Don't worry I found it: "Projection" node using landscape as input.
@rubiru7
@rubiru7 Жыл бұрын
Could you please explain more about this? I have a same problem....
@Park3D
@Park3D Жыл бұрын
@@rubiru7 This is where I found the fix: kzfaq.info/get/bejne/ir2apMaamdTGf2g.html - (7min approx)
Жыл бұрын
thank you man you saved my day from searching into google
@TidexzGames
@TidexzGames Жыл бұрын
Trying to add a spline road crashes my editor 100 times out of 100 :P alittle bit frustrating
@Josh_Alfaro
@Josh_Alfaro 2 ай бұрын
Is there a way to transform a PCG instance, like a rock with moss into one mesh in order to use it in the static mesh spawner? I know we can spawn assemblies as levels but those take a long time to make since we have to place each mesh individually to combine. With a PCG instance, we can just spawn meshes on other meshes using the mesh sampler node. The PCG stamp method can’t be spawned in a PCG graph either. Are you familiar with what I’m talking about?
@bobdilan3398
@bobdilan3398 Жыл бұрын
Hello, great tutorial! I'm strongly to make spline align terrain height, in your tutorial terrain is flat, but what if i want to use spline forest on different height levels?
@grzegorzwawrzynek2240
@grzegorzwawrzynek2240 Жыл бұрын
Hi, connect landscape height from input into projection node(projection target), and link diffrence to "In" Input in it.
@mafiaBG
@mafiaBG 6 ай бұрын
Can I do this somehow using the same blueprint? Can it somehow subtract one another without taking into account itself?
@MagicPuncherGames
@MagicPuncherGames Жыл бұрын
Any idea how to filter out points on a spline by how curvy it is? I'm making a road and I want to put arrow signs along the road, but only at the turns, not the straightaways. I need to filter out all the points where the road is straight.
@TomBradford-sg3mw
@TomBradford-sg3mw 10 ай бұрын
Not sure if you're still looking into this, but just on a hunch i'd say you may be able to do this within the blueprint of your spline using a few for loops? Throw them into an array, sample the first, then the second spline point and (im not sure how) with some math, figure out the angle difference of the two spline points and use this to either delete the points, or potentially recreate those points as individual splines - from there use the "adjusted" spline with a different tag to spawn your signs.
@ntonAnton
@ntonAnton Жыл бұрын
thanx for tutorial! I have a question, even tho i followed each step, suddenly my spline sapmler (on interior) start to say I closed as u did in tut and there are 4 points
@ntonAnton
@ntonAnton Жыл бұрын
Solved. UPD it says 4 points but need 5 minimum
@ThongNguyen-xj5eb
@ThongNguyen-xj5eb Жыл бұрын
Is there any way to make those cube spawn more randomized? They look really evenly distributed
@thegeooclarke
@thegeooclarke Жыл бұрын
Yeah you can just change the offset min and max values on the transform points node the same way as was done in part 1. That'll scatter them randomly whilst still respecting the difference node
@henriqueaparecidogomidesso2095
@henriqueaparecidogomidesso2095 3 ай бұрын
Why cant my spline get pass from the PCG_Spline Box ?
@aryanmaurya7759
@aryanmaurya7759 Жыл бұрын
I am facing an Warning when I added new Get Spline Data and selected actor filter to All world Actors. Please help me
@qhhuetran
@qhhuetran 9 ай бұрын
Did you already create the blueprint with the tag (and then add blueprint and pcg splinegraph into the scene) when hitting save on the PCG Graph my warning message disappeared.
@SoyalicSinan
@SoyalicSinan Жыл бұрын
On your demo the river deform landscape, how did you achieve that? Thnx in advance.
@FreetimeCoder
@FreetimeCoder Жыл бұрын
It's part of the Unreal Water system :) docs.unrealengine.com/5.1/en-US/water-system-in-unreal-engine/
@SoyalicSinan
@SoyalicSinan Жыл бұрын
@@FreetimeCoder Yeah, I saw in breakdown video. I have watched all your PCG tut series and it helped me a lot. Still there are things left to figure it out comparing to GDC show.
@EliasLeo6
@EliasLeo6 Жыл бұрын
the spline sampler doesn't generate any points, any clue why this might be? Redone the tut step by step a few times but no luck, also tried messing with some settings. In tut 3 "Cull Points Outside Volume" fixed a similar issue, not sure what the problem is here
@PurgexofLore
@PurgexofLore Жыл бұрын
I was having the same issue, 2 possible fixes were making sure the "BP_OurSpline" was inside the "PCG_Spline" volume. Also double check you are hitting compile in the "BP_OurSpline", not just save.
@abeblue
@abeblue 8 ай бұрын
pcg volume ? wtf @@PurgexofLore
@nealcaffrey8890
@nealcaffrey8890 Жыл бұрын
Expect the stable version to be packaged like roadrunner.
@glormond
@glormond Жыл бұрын
I don't understand, how to combine it with actual static mesh spawner?
@glormond
@glormond Жыл бұрын
Well, I actually just figured it out by trial and error. I just used "intersection" node to combine trees spawner part with spline part from this video.
@SkoolConnor
@SkoolConnor Жыл бұрын
the Path doesnt update or extend and it looks exactly like how yours is set up... Plus it doesnt remove any trees either.
@wraith8572
@wraith8572 10 ай бұрын
I am having this exact problem. I have redone the entire thing, step by step, 5 times now and the points are never removed when intersecting.
@sefaaktas3513
@sefaaktas3513 Жыл бұрын
the spline sampler doesn't generate any points, any clue why this might be? Redone the tut step by step a few times but no luck, help me pls :)
@soloexperience4237
@soloexperience4237 Жыл бұрын
When it comes to the path spline, make sure your spline sampler is setup to "on spline" not "on interior". That should fix it
@sefaaktas3513
@sefaaktas3513 Жыл бұрын
@@soloexperience4237 I'm sure I have spline turned on but it still doesn't work
@PurgexofLore
@PurgexofLore Жыл бұрын
I was having the same issue, 2 fixes were making sure the "BP_OurSpline" was inside the "PCG_Spline" volume. Also double check you are hitting compile in the "BP_OurSpline", not just save.
@MitchelWild
@MitchelWild Жыл бұрын
This happened to me. 1:36-1:40. You have to add the spline to bp. Not sure if you missed that, but i sure did at first.
@xd1845
@xd1845 Жыл бұрын
i can't get "Get spline data" node? pls help fast!
@Oi-uq4qo
@Oi-uq4qo 8 ай бұрын
me too
@1magenative382
@1magenative382 7 ай бұрын
Strangely, I had the same problem on unreal engine 5.1. when I switched to 5.3, everything worked. it seems that the plugin on 5.1 does not work correctly or something like that
@douglasstevens2667
@douglasstevens2667 3 ай бұрын
Great stuff, but is there a way to just press a button and get an end result, this nerd crap is going to be obsolete in 2 years due to AI?
@jbach
@jbach 5 ай бұрын
Thanks for this! When trying to achieve a consistent falloff width also suggest setting Source and Target Shape to Center. kzfaq.info/get/bejne/sNZho9mSv9jFd4E.html
@curtisnewton895
@curtisnewton895 7 ай бұрын
yeah well it does not project onto the landscape so fucking useless
@taylors1545
@taylors1545 7 ай бұрын
2:50 I don't have that 'Generate' button. Looks like I needed to add a PCG component, but when I did that 'generate' button does nothing.
@380886011
@380886011 Жыл бұрын
Thank u for sharing this
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