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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47 views
+100

Get image pixels from multiple viewer nodes

For Blender 2.81 and Cycles render. I want to access all of the following data passes from a Python script: Z Normal ...
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Can't edit normals on mesh with no face

i make this bottle with just extrude vertex, screw modifier and bevel modifier. but i can't get to fix the shading. all the vertex normals facing up and i cant rotate it. all tools from Q menu for ...
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1answer
211 views

Is there a way to change the edge from 'Auto Smooth' mode to a complete curve?

My purpose I made the following modeling to make parts for the robot’s tilt arm. What I tried I first used the Surface subdivision modifier to express softness ...
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24 views

Double sided normals/backface culling off not working? (2.8)

So I've got my model all made textured etc yadda yadda. I save it as a .blend file, which unity helpfully can recognize. Backface culling is OFF. I have recalculated the outside. However, when I ...
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33 views

Problem with baked normal map

I'm trying to bake the Normals for a model, but, although the Normal texture shows no artifacts in the UV Editor, the reflection in Look Dev mode is distorted in many areas. It only happens with the ...
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30 views

How can I keep quads flat when fitting a mesh to a curve?

I'm making a race track using a bezier curve and a simple mesh with an array and curve modifier to fit the curves. This is for a racing game in Unity. When moving the model from Blender to Unity, I ...
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0answers
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The cursor to selection command doesn't consider the normal direction of the face

gif A) The cursor to selection command doesn't consider the normal orientation of the face. gif B) You can use the Cursor tool with Geometry as the Orientation option to get the normal orientation of ...
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1answer
32 views

Bake normals map does not work well

I have issue woth baking normals. In some reason bake does not work well. I tried a lot of ways and configs.. But my normal map is incorect. When I'm trying to use this generated normal map in Unite ...
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1answer
18 views

Create an edge parallel to the normal of a face from a given vertex

I'm wondering if there's a simpler way to do this. The way I ended up doing it, was by duplicating the face, creating a new transform from it. But I have to do this possibly hundreds of times and I ...
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23 views

Camera space normal misunderstanding [duplicate]

I am trying to create a shader which uses camera space normals. To get those normals, I am using the Geometry node and the ...
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2answers
51 views

Animation nodes - How to make an object face camera yet let the object rotate around its normal?

Imagine an object, for example a Cube. Now Imagine the Camera. Imagine that, whatever the position of the camera is, you always want (a certain face of) the Cube to face the camera. This means that ...
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14 views

High Poly baking make some artifacts

When I baked normalmap from high poly mesh, often there are some artifacts in hard edges. Note that I usually use Auto Smooth or Edge Split modifier to make hard edge. Here's the result from ...
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Hard edges on sculpted mesh

I'm sure someone else has asked this question but I'm not sure exactly what to search for. I am trying to sculpt a tin-box kind of thing with smooth beveled edges around the corners. When I go into ...
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Help with baking a normal map

Full disclosure I'm new to 3D art so forgive me of some stupidity. I'm working on a normal map for a hand sculpt that I've done. I'm attempting to bake the high poly version of the sculpt into the ...
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1answer
34 views

Shade Smooth Render Lines

I want to simply smooth out the circle faces on the object using the Shade Smooth render selection. However, all the faces are affected by the smooth render and I get a stretched lines look to the ...
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0answers
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mesh.point_normals spherize via python not behaving the same as in-window controls

When i use the manual controls to spherize point vertex normals towards a point the spherize strength slider sets the total percentage the normal is interpolated by. When i do the same command with ...
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24 views

Can someone explain the relationship between normal color vs vector angle?

So here's my problem: what are you seeing here is a UV Sphere in 3D view with Normal pass (displaying object space normals) Can someone explain how are we supposed to know the normal angle (surface ...
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2.8 how to align vertex normal towards/away to light angle by x amount?

I am using a diffuse based toon shader for NPR models and i need to be able to fine tune vertex normals in order to force certain non realistic shadows. Trying to rotate them manually is very tedious ...
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11 views

Blender to Unity Rigged Mesh Deformation

I'm having several issue exporting an animated character from blender to unity. In blender the pose and the animations look fine but when I export the character in Unity some parts are deformed. I ...
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8 views

How to average_normals() of bpy_types.Object.mesh

When i load an object using: mesh = bpy.data.objects['Cube'] I want to be able to average its normals but it doesn't have any of the methods of the context ...
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How to average the normals of mesh to corner angles using Bmesh

I am trying to do the same as bpy.ops.mesh.average_normals(average_type='CORNER_ANGLE') but using Bmesh instead, since Bmesh doesn't have a command for this i thought i would have to edit each vert ...
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0answers
18 views

Normal Edit Modifier disables smooth shading

I'm using normal edit modifier and noticed that adding normal edit modifier disables smooth shading(I attached screen shot), even though I set auto smooth angle to 180. is this a glitch?[]
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1answer
56 views

Shade Smooth and Auto-Smooth problem when combining objects

So I'm making a catapult and I need all the parts of the arm joined together so when I animate it, they all move together. The problem is when I join up the parts of the basket and arms in the front ...
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1answer
39 views

vertices are not selected properly, and i cant recalculate normals

vertices,face dots are not selected properly, and also i cant recalculate normals.this is an appended model from a file edited in b3d 2.81, which i need to use it in b3d 2.79b because the game engine, ...
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1answer
57 views

Funky Shading After Boolean

So I just recently started with Blender 2.8. I'm working on a model and had a place where I needed to have a cylinder blend into a curved surface. I use booleans to merge the two meshes, and created a ...
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0answers
21 views

The solidify and mirror modifiers are causing choppy shadows

I've been trying to set up a cell shader and have gotten to the part of editing the normals to make the shadows smooth, where I run into this problem. It's a fairly simple setup otherwise, with an ...
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1answer
31 views

baking normal from high poly to low poly made with instantmeshes issue

I made a high poly sculpt and I have used instant meshes to do the automatic retopology to get my low poly mesh. the high poly: The low poly, we can see the quads and it is not possible to use the ...
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0answers
26 views

UV orientation affects shading

I would like to follow up on a previous question about UVs affecting shading in a weird way. I am in the process of exporting a scene to Unreal Engine 4 and stumble upon this issue as I baked the ...
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2answers
59 views

Bad shading on icosphere set to smooth

I used an icosphere to model a part of a building, I have autosmooth enabled with custom sharp edges but I can't fix the bad shading. In Eevee it looks perfect, but in cycles I get weird shading that ...
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1answer
56 views

How to make a (photorealistic) material similar to tomato placenta and inner circle similar to this?

I'm trying to create a completely synthetic tomato slice, any suggestions on how do I achieve it to look more similar to a real tomato slice via only nodes setup? I’m trying to get a more realistic ...
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2answers
112 views

Distorted normal map on smooth surface

Blender rookie here. I'm learning about baking normal maps in 2.80 with some pretty basic setup. I'm getting strange results on a smooth metallic flat surface. You can see it on the following ...
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0answers
42 views

UV seams affecting normals

I have an issue with my UV seams. It looks like they affect the vertex normals as well and I don't know how to clean this. UV split, correct unwrapping UV welded, UV streched :'( EDIT Here is a ...
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My bakes are not coming out as crystal clear as I would like

I made a welder robot, and some of the faces on it are coming out really odd on the normal map ( like lots of color where there is no height or geometry). especially near the welder nozzle part. It is ...
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26 views

Baked normal looks pixelated

I have two models one low poly and one high poly. The high poly is one that I have been sculpting on and I used that one to bake a normal, but for some reason when I use the normal on the low poly ...
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0answers
17 views

Mesh in Rendered View looks dark compared to other parts of mesh because of an extruded part I made and now I don't know how to fix it

So I extruded to slivers of the body mesh and now the middle faces are weird. here is a picture included. Wondering if its the normals?
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1answer
129 views

Render normals in camera space

After many hours of searching, trying and scratching my head I turn to you guys. Seems like many other have this same problem but haven't seen any solution to this yet. I am rendering cars in blender ...
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1answer
32 views

Messed up Mesh on Object

I was trying to bevel the edges of a cylinder, and then I got all this mess showing up within the faces of my object. I tried to recalculate normals but its not clearing up. Thank you.
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1answer
39 views

Why is this boolean intersect creating holes?

Here's a screen recording of me trying to create the intersection I'm hoping clip the terrain block mesh to the border map for 3d printing, but the result is missing all but the southern side. I've ...
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1answer
104 views

How to correct surface normal for translated object

**Edit - I'm willing to pay a $15USD bounty via Paypal for the accepted answer to this question. I have a script which generates random points on the surface of a sphere and then places cone objects ...
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1answer
29 views

Normal Baking Error

I've been running into difficulty baking normal maps for an enemy intended for my UE4 third person shooter project; . The model uses 5 different PBR materials, and a combination of 1024 and 2k images. ...
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1answer
121 views

Uneven lighting on some faces after a normal map is applied

Some faces of my mesh become weirdly lit after I apply a normal map. I have checked face normals, averaged normals, cleared custom split normals, tried deleting and recreating the affected faces, ...
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1answer
7 views

One Particle System is working, the other comes out the underside of the Emitter object?

I’m making a flower. I have the petals weight-painted around the bulb which are working just fine. I made a second vertex group but the smaller central petals are coming out of the bottom of the mesh. ...
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0answers
37 views

Mirror modifier results in incorrect normals

I'm trying to do something simple: Export an FBX of a model that uses the Mirror Modifier. However, no matter what I do, I find that the resulting FBX's normals seemed messed up on the mirrored ...
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1answer
41 views

What's wrong with my high & low poly models?

Can anyone check my blender file and my models (high and low). Why i always getting weird artifacts after baking high on low In Spainter and how can i improve them (topology, UV map etc) ? I cant ...
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1answer
189 views

Can normal map smooth hard edges?

For example i have 2 models. One low poly and second high poly. Low poly has hard edges. High poly after subdivision mod will have smooth edges at same position where lowpoly has hard edges. After ...
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0answers
26 views

A Node Setup that converts a greyscale bump texture into an RGB normal map… possible?

I want to create a pbr texture (voronoi based) and then have it converted procedurally into a normal map, which can then be plugged in to the normal node. (do not want to use bump node) Surely this ...
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2answers
33 views

Unusual Shapes on Baked Normal Map

So, I am basically trying to bake a normal map from my high poly mesh to low poly retopologized mesh. But I got some unusual shapes on my normal map. Some areas just work fine. High Poly render ...
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0answers
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Normals Problem

I extruded the skirt of the character i am making on two different places to have a riplled part and another part underneath the top part of the skirt. For that to work i needed to flip the normals on ...
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0answers
28 views

Make displacement modifier line up with poles of object?

Here is my problem. i have added a default bezier curve and used the screw modifier on the X axis to turn it into a teardrop/vase shape then converted it into a mesh. now if i apply a displacement ...
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1answer
521 views

How do I view normals in blender 2.8 - 2.81

How would I see the normals because in past versions it was in the thing that comes up when you press N. Where is it in blender 2.8 also is there a shortcut Key.