# \#basics **URL:** https://forums.unrealengine.com/tag/basics/2015.md [Latest](https://forums.unrealengine.com/latest.md) · [Categories](https://forums.unrealengine.com/categories.md) · [Tags](https://forums.unrealengine.com/tags.md) --- ## [Maths Not adding up-Skips Maths completely ](https://forums.unrealengine.com/t/maths-not-adding-up-skips-maths-completely/2669865)
**Author:** [@gamekillz-62](https://forums.unrealengine.com/u/gamekillz-62)\ **Replies:** 1\ **Last updated:** [October 30, 2025, 3:21am UTC](https://forums.unrealengine.com/t/maths-not-adding-up-skips-maths-completely/2669865 "2025-10-30T03:21:49Z")
Hey guys i Have a Very simple math node that Seems to not be working, im not the best at math but am fairly sure this is a bug, so i have this Function called from the press of a button, then it checks if {\*Clicking-T… --- ## [How many HISM low poly "landscape tiles" is it okay to have?](https://forums.unrealengine.com/t/how-many-hism-low-poly-landscape-tiles-is-it-okay-to-have/2514920)
**Author:** [@David\_Oaken](https://forums.unrealengine.com/u/David_Oaken)\ **Replies:** 1\ **Last updated:** [May 18, 2025, 12:05am UTC](https://forums.unrealengine.com/t/how-many-hism-low-poly-landscape-tiles-is-it-okay-to-have/2514920 "2025-05-18T00:05:13Z")
Please be patient - I’m entirely self-taught in UE5 and still very much learning. I am not a programmer. I don’t know if it matters but I’m using UE5.5.4 For context, my setup. My landscape is made up of Hexagonal … --- ## [So what are the "parts" that make up a Reality Capture project (1Ds)?](https://forums.unrealengine.com/t/so-what-are-the-parts-that-make-up-a-reality-capture-project-1ds/1185043)
**Author:** [@UAV\_Data\_Capt](https://forums.unrealengine.com/u/UAV_Data_Capt)\ **Replies:** 1\ **Last updated:** [June 1, 2023, 6:36am UTC](https://forums.unrealengine.com/t/so-what-are-the-parts-that-make-up-a-reality-capture-project-1ds/1185043 "2023-06-01T06:36:38Z")
So I’m currently looking at the 1Ds viewport for a project that is somewhat far along, and I just don’t understand what role each “part” is playing in this. Images and control points are easy, but the set of small compo… --- ## [Deleted a basic shape from the editor now is unusable, how to get back?](https://forums.unrealengine.com/t/deleted-a-basic-shape-from-the-editor-now-is-unusable-how-to-get-back/437369)
**Author:** [@anonymous\_user\_c19490fe](https://forums.unrealengine.com/u/anonymous_user_c19490fe)\ **Replies:** 4\ **Last updated:** [September 9, 2021, 8:24pm UTC](https://forums.unrealengine.com/t/deleted-a-basic-shape-from-the-editor-now-is-unusable-how-to-get-back/437369 "2021-09-09T20:24:16Z")
Help, I accidentally deleted the static mesh (plane) tool from the engine and now I cannot use? The thumbnail reads none. --- ## [Break / MakeMaterialAttributes - how to scale UVs?](https://forums.unrealengine.com/t/break-makematerialattributes-how-to-scale-uvs/480714)
**Author:** [@Syrill](https://forums.unrealengine.com/u/Syrill)\ **Replies:** 1\ **Last updated:** [March 24, 2021, 9:42am UTC](https://forums.unrealengine.com/t/break-makematerialattributes-how-to-scale-uvs/480714 "2021-03-24T09:42:15Z")
I have a material based entirely on a material function. Another material function simply forwards the first function (and adds micro / macro variation). I would love to use the second material function to scale the mate… --- ## [Working on material (instances) - What are the two checkboxes for?](https://forums.unrealengine.com/t/working-on-material-instances-what-are-the-two-checkboxes-for/479798)
**Author:** [@Syrill](https://forums.unrealengine.com/u/Syrill)\ **Replies:** 5\ **Last updated:** [March 5, 2021, 4:39pm UTC](https://forums.unrealengine.com/t/working-on-material-instances-what-are-the-two-checkboxes-for/479798 "2021-03-05T16:39:52Z")
I currently try to dive a bit deeper into materials and material instances. There I came across this pattern: I assume one is the default/state of the parent material (instance), the other (the right one) is the sett… --- ## [Basic Light rotation not working in viewport/preview, yet works in standalone](https://forums.unrealengine.com/t/basic-light-rotation-not-working-in-viewport-preview-yet-works-in-standalone/478494)
**Author:** [@anonymous\_user\_5bb8f3a4](https://forums.unrealengine.com/u/anonymous_user_5bb8f3a4)\ **Replies:** 2\ **Last updated:** [February 12, 2021, 5:31pm UTC](https://forums.unrealengine.com/t/basic-light-rotation-not-working-in-viewport-preview-yet-works-in-standalone/478494 "2021-02-12T17:31:51Z")
I have an issue where I set the directional light rotation on Tick. Yet in the play window (Play \> New Editor Window) the light does not change, but when I switch to the viewport and I change the camera position (while s… --- ## [How to switch gizmos with keyboard shortcuts?](https://forums.unrealengine.com/t/how-to-switch-gizmos-with-keyboard-shortcuts/473677)
**Author:** [@the\_yonz](https://forums.unrealengine.com/u/the_yonz)\ **Replies:** 2\ **Last updated:** [October 29, 2020, 11:07am UTC](https://forums.unrealengine.com/t/how-to-switch-gizmos-with-keyboard-shortcuts/473677 "2020-10-29T11:07:08Z")
Hi, I’m completely new to UE4. This might be an obvious question but I haven’t found any solution online Currently the Keyboard shortcuts WASD allow me to navigate with the camera. Also the E key moves the camera up. B… --- ## [Basics of culling](https://forums.unrealengine.com/t/basics-of-culling/464502)
**Author:** [@DILLANTSCU](https://forums.unrealengine.com/u/DILLANTSCU)\ **Replies:** 0\ **Last updated:** [May 2, 2020, 7:23am UTC](https://forums.unrealengine.com/t/basics-of-culling/464502 "2020-05-02T07:23:13Z")
I’m very new to UE4 and my friend told me to use culling to improve the performance of my level. There aren’t too many good tutorials on youtube if anyone could help me I would very much appreciate it. Also, I just lear… --- ## [Can't create new C++ class for plugin.](https://forums.unrealengine.com/t/cant-create-new-c-class-for-plugin/456454)
**Author:** [@FUlbricht](https://forums.unrealengine.com/u/FUlbricht)\ **Replies:** 1\ **Last updated:** [October 6, 2019, 10:08pm UTC](https://forums.unrealengine.com/t/cant-create-new-c-class-for-plugin/456454 "2019-10-06T22:08:35Z")
Hi there, I’ve been trying to get some work done on a plugin, however im stuck at the very beginning: Whenever i try to create a plugin, and then create a new C++ class in it, i get this error: What i’ve done: Creat… --- ## [I'm new to the engine, and I've been having troubles with applying materials to my landscape because I cannot find the landscape details on the interface where i'm supposed to assign. Can someone help me out?](https://forums.unrealengine.com/t/im-new-to-the-engine-and-ive-been-having-troubles-with-applying-materials-to-my-landscape-because-i-cannot-find-the-landscape-details-on-the-interface-where-im-supposed-to-assign-can-someone-help-me-out/455557)
**Author:** [@Nova06](https://forums.unrealengine.com/u/Nova06)\ **Replies:** 1\ **Last updated:** [September 21, 2019, 12:16am UTC](https://forums.unrealengine.com/t/im-new-to-the-engine-and-ive-been-having-troubles-with-applying-materials-to-my-landscape-because-i-cannot-find-the-landscape-details-on-the-interface-where-im-supposed-to-assign-can-someone-help-me-out/455557 "2019-09-21T00:16:53Z")
--- ## [How to Properly use LERP Material Nodes?](https://forums.unrealengine.com/t/how-to-properly-use-lerp-material-nodes/448121)
**Author:** [@Alex\_AB](https://forums.unrealengine.com/u/Alex_AB)\ **Replies:** 2\ **Last updated:** [April 30, 2019, 7:26pm UTC](https://forums.unrealengine.com/t/how-to-properly-use-lerp-material-nodes/448121 "2019-04-30T19:26:51Z")
Hello all. I apologise in advance for such a basic question, but I have found a problem that has left me stumped. I am trying to understand how materials work, so I thought I would make a very simple expression: The … --- ## [Is it possible to create the equivilent of the FPS blueprint from scratch?](https://forums.unrealengine.com/t/is-it-possible-to-create-the-equivilent-of-the-fps-blueprint-from-scratch/443208)
**Author:** [@zacthThePerson](https://forums.unrealengine.com/u/zacthThePerson)\ **Replies:** 1\ **Last updated:** [February 12, 2019, 9:36am UTC](https://forums.unrealengine.com/t/is-it-possible-to-create-the-equivilent-of-the-fps-blueprint-from-scratch/443208 "2019-02-12T09:36:20Z")
First off I want to say that I am doing this for learning purposes. I like to know how things work from the ground up so that way I feel more comfortable tweaking things. What I am wondering is, if it is possible to cre… --- ## [Snowing particle system](https://forums.unrealengine.com/t/snowing-particle-system/406756)
**Author:** [@anonymous\_user\_41a734b1](https://forums.unrealengine.com/u/anonymous_user_41a734b1)\ **Replies:** 1\ **Last updated:** [October 11, 2017, 6:05pm UTC](https://forums.unrealengine.com/t/snowing-particle-system/406756 "2017-10-11T18:05:36Z")
Hi everyone I’m trying to get a particle emitter to spawn and follow the player to create a snowing effect, I’ve looked at a lot of other questions they don’t seem too help me. this is what I have so far. The player spa… --- ## [How to create this node?](https://forums.unrealengine.com/t/how-to-create-this-node/392359)
**Author:** [@anonymous\_user\_33ad47cb](https://forums.unrealengine.com/u/anonymous_user_33ad47cb)\ **Replies:** 2\ **Last updated:** [May 1, 2017, 11:04am UTC](https://forums.unrealengine.com/t/how-to-create-this-node/392359 "2017-05-01T11:04:49Z")
Hi, what is this node? I mean what i need to search for (name)? --- ## [Where can I find useful tutorials/documentation](https://forums.unrealengine.com/t/where-can-i-find-useful-tutorials-documentation/368756)
**Author:** [@MadkingPercy](https://forums.unrealengine.com/u/MadkingPercy)\ **Replies:** 2\ **Last updated:** [September 1, 2016, 4:05pm UTC](https://forums.unrealengine.com/t/where-can-i-find-useful-tutorials-documentation/368756 "2016-09-01T16:05:43Z")
hey ya, so been working with unreal for about a month now and just sitting down to try and create a basic sports game, but not finding a lot of useful information online. Just want to learn the basics ( creating a goal … --- ## [Propeller mechanic](https://forums.unrealengine.com/t/propeller-mechanic/368439)
**Author:** [@VIVID7](https://forums.unrealengine.com/u/VIVID7)\ **Replies:** 1\ **Last updated:** [August 28, 2016, 10:05pm UTC](https://forums.unrealengine.com/t/propeller-mechanic/368439 "2016-08-28T22:05:36Z")
Hello, I’m a beginner in UE4 and I would like to make a boat that has a propeller attached that turns when I hold the acceleration key. I made the models and armature of the boat and propeller in Blender and imported it… --- ## [How do i open the animation panel?](https://forums.unrealengine.com/t/how-do-i-open-the-animation-panel/362396)
**Author:** [@anonymous\_user\_93bb2350](https://forums.unrealengine.com/u/anonymous_user_93bb2350)\ **Replies:** 0\ **Last updated:** [June 29, 2016, 10:50am UTC](https://forums.unrealengine.com/t/how-do-i-open-the-animation-panel/362396 "2016-06-29T10:50:03Z")
I have seen some toturials where they use the animation panel but where do i open it? --- ## [Is there a way to change basic to bsp and vice versa without deleting?](https://forums.unrealengine.com/t/is-there-a-way-to-change-basic-to-bsp-and-vice-versa-without-deleting/311832)
**Author:** [@Yoggi\_Vizulus](https://forums.unrealengine.com/u/Yoggi_Vizulus)\ **Replies:** 2\ **Last updated:** [June 29, 2016, 2:24am UTC](https://forums.unrealengine.com/t/is-there-a-way-to-change-basic-to-bsp-and-vice-versa-without-deleting/311832 "2016-06-29T02:24:16Z")
So I made this nice, cute room with basic shapes, only to realize that I can’t use the subtractive tool on this shape type. Is there a way I can quickly convert all of these shapes to BSP shapes, and vice versa? The room… --- ## [Copyright partner fees and other matters](https://forums.unrealengine.com/t/copyright-partner-fees-and-other-matters/359842)
**Author:** [@anonymous\_user\_57afa70f1](https://forums.unrealengine.com/u/anonymous_user_57afa70f1)\ **Replies:** 1\ **Last updated:** [June 6, 2016, 4:42pm UTC](https://forums.unrealengine.com/t/copyright-partner-fees-and-other-matters/359842 "2016-06-06T16:42:42Z")
I am planning to create a video game in the near future of which i will first try and handle the audio (if possible if not then propose the work to an experienced individual) and i have some questions.First how do I crea… --- ## [How do you make it look like you're underwater?](https://forums.unrealengine.com/t/how-do-you-make-it-look-like-youre-underwater/354898)
**Author:** [@elilorenzc](https://forums.unrealengine.com/u/elilorenzc)\ **Replies:** 3\ **Last updated:** [April 21, 2016, 1:10am UTC](https://forums.unrealengine.com/t/how-do-you-make-it-look-like-youre-underwater/354898 "2016-04-21T01:10:21Z")
Hello, I am making a first person puzzle game for one of my college courses and in our first map, we have some water at the bottom of an area. It is pretty annoying and ugly that once you enter the water there is no visu… --- ## [Need help with add controller roll input node](https://forums.unrealengine.com/t/need-help-with-add-controller-roll-input-node/349704)
**Author:** [@silmi](https://forums.unrealengine.com/u/silmi)\ **Replies:** 0\ **Last updated:** [March 6, 2016, 1:52pm UTC](https://forums.unrealengine.com/t/need-help-with-add-controller-roll-input-node/349704 "2016-03-06T13:52:48Z")
Helo all. i am new to the game scripting and decide to start learning some basic function on blueprints. i try to understand how controller input working inside ue4. The problem i encounter while trying to set input fo… --- ## [Gravity isnt working](https://forums.unrealengine.com/t/gravity-isnt-working/334734)
**Author:** [@darkal](https://forums.unrealengine.com/u/darkal)\ **Replies:** 3\ **Last updated:** [October 9, 2015, 10:49am UTC](https://forums.unrealengine.com/t/gravity-isnt-working/334734 "2015-10-09T10:49:18Z")
i jump all i do is go into air and wont go back down was blank scene everything is on default i did it with empty character same result i made new one same result how do i make gravity work?? --- ## [How do I make a basic jump script in 3D using blueprints?](https://forums.unrealengine.com/t/how-do-i-make-a-basic-jump-script-in-3d-using-blueprints/319753)
**Author:** [@anonymous\_user\_6e6e15b3](https://forums.unrealengine.com/u/anonymous_user_6e6e15b3)\ **Replies:** 2\ **Last updated:** [May 26, 2015, 9:03pm UTC](https://forums.unrealengine.com/t/how-do-i-make-a-basic-jump-script-in-3d-using-blueprints/319753 "2015-05-26T21:03:17Z")
Note: I’m very new to Unreal Engine 4. I’m just trying to put a jump function into my game, but such a basic task is not easily found online, so I need to ask this myself. Yes, I know about the FPS Example, but when I u… --- ## [Actor not completely destroyed on Destroyed?](https://forums.unrealengine.com/t/actor-not-completely-destroyed-on-destroyed/303281)
**Author:** [@undercover](https://forums.unrealengine.com/u/undercover)\ **Replies:** 6\ **Last updated:** [January 20, 2015, 3:53pm UTC](https://forums.unrealengine.com/t/actor-not-completely-destroyed-on-destroyed/303281 "2015-01-20T15:53:51Z")
I call AActor::Destroy on an actor I made in c++ but it seems like it’s static mesh component’s collision is still left in world after actor being destroyed. issue is “solved”/avoided when removing static mesh component. … --- ## [Can anyone link to a bunch of tutorials that will bring me up to basic proficiency with Blueprint?](https://forums.unrealengine.com/t/can-anyone-link-to-a-bunch-of-tutorials-that-will-bring-me-up-to-basic-proficiency-with-blueprint/293021)
**Author:** [@SamR71](https://forums.unrealengine.com/u/SamR71)\ **Replies:** 2\ **Last updated:** [September 6, 2014, 7:39am UTC](https://forums.unrealengine.com/t/can-anyone-link-to-a-bunch-of-tutorials-that-will-bring-me-up-to-basic-proficiency-with-blueprint/293021 "2014-09-06T07:39:57Z")
All the official tutorials don’t help much, or maybe I’m just not finding the right one. --- ## [What animations do I need for a character and a weapon?](https://forums.unrealengine.com/t/what-animations-do-i-need-for-a-character-and-a-weapon/290106)
**Author:** [@Reactant](https://forums.unrealengine.com/u/Reactant)\ **Replies:** 0\ **Last updated:** [August 4, 2014, 7:54pm UTC](https://forums.unrealengine.com/t/what-animations-do-i-need-for-a-character-and-a-weapon/290106 "2014-08-04T19:54:25Z")
I’m a total noob at animation and I want to know where to begin. I’ve got a model for my character already it’s rigged and such, I have a weapon I also will rig. What I want to do is have the character be able to hold th… --- ## [Where is the default camera component?](https://forums.unrealengine.com/t/where-is-the-default-camera-component/279925)
**Author:** [@anonymous\_user\_c9914d94](https://forums.unrealengine.com/u/anonymous_user_c9914d94)\ **Replies:** 10\ **Last updated:** [May 25, 2014, 7:57pm UTC](https://forums.unrealengine.com/t/where-is-the-default-camera-component/279925 "2014-05-25T19:57:26Z")
This is probably a basic lack of understanding, but maybe someone can help me: When I create a new default level, with a spectator pawn, where is the camera component? Is it included by default in the pawn? Or in the Ca…