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Questions tagged [normals]

Normals describe how faces and vertices are oriented and can be used to aid various calculations and effects. This tag should be used for questions regarding normals in Blender, from uses to issues.

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33 views

Cannot get rid of smoothing. But why? (not: “But how?”)

(Note: there are many questions about smoothing - but this does not seem to be a duplicate of those. I referenced some at the bottom of this post.) I have a column. It should be smoothed around the z-...
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0answers
31 views

Export custom normals

I am writing an importer and exporter for a custom binary format. In this format I have triangulated mesh. Each vertex has position, normal, and UV. The importer code sets them like this and it is ...
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1answer
23 views

Reset Normals after Data Transfer?

I set all the normals on the leaves of the tree to point upward using Data Transfer. Unfortunately I forgot to deselect the trunk when I applied the Data Tranfer. There has to be some way to reset the ...
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2answers
37 views

Blender (Cycles Render) Normal Map Baking goes wrong

Who I am and what I do: Hello People! I am fairly new to 3D modelling (still using 2.79) and at the moment I am working on an M1 Abrams low poly tank (around 4600 Tris). What I want to do is use ...
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1answer
29 views

How to create a notch on a surface w/o messing up with the edges?

I was making the lid of the Starbucks cup and this problem occurs to me. I don't have a clear idea how to make the notch on the lid for drinking. Knowing about the knife tool I gave myself a try, with ...
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0answers
14 views

How to display backfaces in black or other color in Blender 2.8?

Backfaces always appear transparent. Is it possible to display them in black or another color? Different from the color of the front faces, of course. Turn on Face orientation is not an option, as ...
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1answer
22 views

Do Custom normals work in Animation Nodes?

Generally I want to direct polygons along custom split normals, or at least get them work in AN. Can it be done?
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20 views

eye texture issue

i'm not sure why the eye texture is appearing this way. I've already tried recaculating normals / flipping them for the eye but this has not worked. any suggestions?
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1answer
18 views

Particles/Hair: How do I adjust the normal so the spikes go the same way around the object?

Is there a way to adjust the up/rotation of a face's normal, so all the spikes flow the same way on the object For some reason they seam to flip over when I apply this particle system to the simple ...
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0answers
72 views

Textures getting darker when inside of a cube

I'm using Blender 2.79 and Cycles render. For some reason the textures get darker from the half to the top of the cube, even with the normals facing the right direction (inside). The light source is ...
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1answer
27 views

How to edit normal direction

I am trying to point the face normals to another direction than the face is facing. I want the face to be about 45 degrees and the normal pointing straight up. But no matter what I use, normal edit, ...
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2answers
129 views

What do the new popover “Normals” in 2.80 do? How to use it?

I noted a new popover in mesh edit mode: I try to play with it, add custom split normals, auto smooth, but see nothing happens with model. How to use it, or it just doesn't work?
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26 views

Where display normals is located in Blender 2.80? [duplicate]

I would like Blender 2.80 to display face normals in edit mode. Where this option is located inside the GUI in Blender 2.8?
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1answer
51 views

Does seam itself affect baking?

Hi. I can't bake properly. after countless time of trying I still don't know what causes this though the set up is exactly same as tutorial video. 'white' space just doesn't show up except for the ...
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9 views

Does Blender have MODEL-SPACE under object space of normal map option?

I have a normal map which uses model-space of object-space. However I can't seem to find that option in Blender. I can't find any information regarding this issue by google either.
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1answer
32 views

Weird colors in normals map

so everytime i try to bake normals i get these weired colors Things worth mentioning im using blender (blender cycles) ray distance = .1 Blend file https://drive.google.com/file/d/...
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1answer
23 views

Any idea whats going on with these back legs? [duplicate]

I tried removing doubles and nothing happened. Not sure what else to try
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0answers
15 views

Normal map tangent without subdivision

When i apply a normal map tangent, i need to subdivide the mesh for the effect to happen. When i apply a normal map object, the map takes effect without subdivisions. How do i not have to subdivide ...
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0answers
35 views

Texture painting on a model with a normal map

I have a lowpoly model with a normal map with a highpoly version of it and now want to have handpainted textures for it but cant find a way to do it efficiently since once you enter texture paint mode ...
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0answers
87 views

Big problem when exporte normal map from Substance Painter to Blender

I need help. I have this problem when I export a normal map from Substance Painter to use in Blender. As you can see in the images it show some dark spots in the object, and it looks worse at ...
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1answer
36 views

Align normals to camera with material nodes

I am using the Normal Edit modifier (aka Set Split Normals) on directional mode to align an object's normals towards the camera. This gives me some of the shading that I want. However, it causes me to ...
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0answers
16 views

Baking problems

Before talking about the problem - if there is already any thread, sorry I couldn't find it and that is why I am asking it here now. I have a baking problem, quite nasty and doesn't look that tasty ...
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0answers
35 views

My normal map isn't working

I've been having troubles with baking some high-rez meshes and it seems that the problem is not my baking, but something else. I've added some topology to a "brick", retopo-ed it and then baked it, ...
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0answers
17 views

Normals change from vertex normals to face/intermediate normals after applying modifier, how do I change back?

I added an octohedron object to my scene using the Add > mesh > math function > regular solid. At this stage, if I set the transform orientation to "Normal", I can move and rotate the object along ...
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1answer
26 views

Weird triangles on flat surface - extruded svg

I extruded an svg file (vector curves) and am getting all this weirdness (triangles visible on flat surfaces) when I render it. I'm sure this is a simple answer, but what is going on?
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1answer
33 views

Normals not normal?

I was modeling a door knob and no matter how many times I recalculated normals, the doorknob renders black. Maybe it's something else but if anybody has suggestions how to fix, it would be greatly ...
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0answers
24 views

Plane backface culling

I'm trying to get a plane without one face culled. I have tried to tick the "double sided" box in the object data, but it didn't work. So i've tried to duplicate the plane, flip the normal and join ...
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0answers
8 views

Having problem baking normals only worked once now it doesn't

It used to work now I keep getting this result
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0answers
18 views

Blender to FBX: normals aren't animated

I'm trying to create an animated ocean model for a game. What I did so far in Blender, is I created a flat mesh, added an armature and animated it using the location keyframes. It looks all good in ...
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2answers
32 views

Baking Normals produces grid mesh on result

I have searched around and cannot seem to find any relative info on this issue. Only one forum post that claimed you need to subdivide the low poly mesh more in order to get rid of the mesh grid baked....
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0answers
13 views

problem (artefacts/weird normals, even clean mesh)

Hello guys and girls, like you see on the pictures here, i have a really huge problem and i hope someone can help me because I already spent so much time on this try to model my own face :). So, on ...
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0answers
31 views

Why is my baked normal result is so whirly and jaggy?

im trying to apply highpoly to low poly model but the result of it is: here is the original highpoly version, how the result was suppose to look:
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1answer
48 views

How to fix wrong normals after subdivide/poke on a mesh containing a custom split normals layer?

ScreenShotBefore: ScreenShotAfter: As you can see, the new face normals are all identical to the original one. I wonder if they could have been smoothed in some way? None of these will auto-fix ...
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0answers
18 views

Dissolved a bunch of edges and now some faces cannot be smoothed in renders

Exported a model with an applied subsurf, and when I reimported I wanted to continue reduce the poly count again by disolving a ton of loops, but now some faces refuse to smooth unless I use another ...
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1answer
18 views

Create proper UV islands without removing vertex doubles

Currently I'm creating a very low-poly model where there needs to be a high contrast between different Surfaces, so the normals of each surface must be equal to the perpendicular of the surface. When ...
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1answer
34 views

Why do normals have two directions?

First, this is not a duplicate of questions asking what are normals or why do we use them. I understand that they indicate the angle a surface or point is "facing" and we use this for shading and ...
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0answers
20 views

Problem with textures facing inwards?

I'm trying to import a Source Filmmaker model into Blender. The only problem I got is with the eyes, it appears as the textures are facing inwards not outwards, all I can see is a black texture on the ...
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0answers
45 views

How to merge vertices without affecting custom split normals?

I have a model with some split edges that I want to merge: Both vertices and edges are duplicated along the selected edge loop. You can see the duplication in there being two vertex normals (blue) at ...
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1answer
39 views

Any extrusions (including solidify modifier) only extrude faces in global y axis, rather than using normals [duplicate]

I'm trying to create a shirt for a model by extruding some faces out a bit, but no matter how hard I try, the faces won't extrude properly. I've scoured the internet already, but haven't had any luck ...
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1answer
29 views

How do i stop the normal map from offsetting light?

I'm making a project in a blender and the road has a normals map. However, when I add the normal map the light is offset. This is really annoying and it ruins the scene. I am using blender 2.8, but ...
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1answer
71 views

Round of a half cut cylinder with subsurf

im trying to model a half cut cylinder with an axial cut section. The Cylinder has a subsurf modifier. As long as the cylinder is cylindrical, it is perfectly round (Type A). If i remove the half of ...
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0answers
64 views

Incorrect normals in baked worldspace normal map

I don't know why, but Blender bakes incorrect normals in the worldspace normal map. As example let's look on this simple plane tilted along the X axis at -45 degrees. The normal vector of this plane ...
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1answer
26 views

Select faces with crossing normals

I'm working on a geology surface model, and I'm trying to find an automated way to identify cracks, rifts or crevasses. One way I thought of is to identify faces with normals crossing at a certain ...
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1answer
47 views

very simple Z Normal axis rotation

new to Blender, so please forgive if obvious.I have been looking for an answer on this.... Goal: Simple object (e.g. cube) , once rotated 45 degrees, can have rotation on its Z Normal animated. I ...
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2answers
207 views

Procedural random/different colors based on normal direction

What I have. A simple subdivided Cube with circular holes in it - every side, six of 'em. Holes have they own material, and each of the hole has different color. Holes are completely flat. I have ...
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0answers
108 views

From blender to substance painter

So i'have got a problem with blender/substance painter. When my normals are correct (outside) this happens - And when my normals are not correct (inside) this happens - So it seems like i can just ...
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0answers
14 views

diffrent color while creating static mesh [duplicate]

im new to Blender but i dont know what is happening with my mesh. It has 2 diffrent colors on it and its making me harder to work... For example: When i want to sculpt with F SculptDraw i have to ...
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1answer
219 views

How to show the normal of a face

How do you show the normal of a face in Blender 2.8. It used to be in the properties panel (n to show) but now where has it gone?
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1answer
31 views

Surface normals still regular in edit mode after displacement map

I am trying do perform a displacement map in a conical shape. I created a circle, extruded in Z and resized at the other side. After that, I selected everything and subdivided to have a bunch of small ...
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0answers
42 views

my normals are standing in all directions

My normals are facing in all directions and recalculating them doesn't improve much. Any advice?