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.

Filter by
Sorted by
Tagged with
0
votes
1answer
62 views

Black Spots and Corruption During Mesh Edit

When I operate on my mesh, black spots and glitches appear. All the normals are aligned correctly and the UV is clean with everything in the right place. Here is an example of what happens when I ...
0
votes
1answer
333 views

Editing the normal direction to be parallel with the face.

So I am looking to change the normal direction from being 90° on the face to just kind of lay flat on the face. Is that possible to achieve in Blender? Or are there any addons that will help with this?...
1
vote
0answers
21 views

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 ...
0
votes
1answer
74 views

See-through faces, but just in game and probably not because of normals?

I modelled and animated some low poly game characters with Blender and when I import them in Visual Studio MonoGame there are some parts of the modells see-through as you can see in the picture. I ...
3
votes
1answer
1k views

How to correctly drive a normal node with lamp rotation?

I'm trying to use drivers to allow a lamp rotation to dictate the direction of my normal node. The problem seems to be that the sun can rotate from 0-360 degrees, but the driver has a limit of 0-90 ...
1
vote
0answers
32 views

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 ...
1
vote
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 ...
1
vote
0answers
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 ...
0
votes
0answers
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 ...
9
votes
3answers
3k views

How to bake high to low poly normals for multiple objects on one normal map?

Imagining I have multiple objects which make up a scene including high poly and low poly of each object and I want to put all of the baked information onto one map. What would be the easiest way to ...
0
votes
0answers
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 ...
0
votes
2answers
72 views

Strange shading fragments on mesh

can anyone help me? I've just finished texturing a model I made. After I import the mesh and the textures in UE4, I've encountered this shading fragments. This are screenshots on UE4: This is how ...
1
vote
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 ...
2
votes
0answers
14 views

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 ...
0
votes
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 ...
0
votes
1answer
1k views

Issue when baking normals

I baked the normals of a high poly mesh to a low poly mesh using cycles but the result seems somewhat odd. This is how the low poly mesh looks like with baked normals: This is the high poly sculpt: ...
1
vote
1answer
128 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 ...
0
votes
0answers
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 ...
1
vote
1answer
581 views

How to fix non-uniform shading after making object from curve by screw modifier?

I drew a bracket-like shape with Bezier curve and then made 3D object from it by rotating with Screw modifier. I was thinking I will get perfect object, but my object appeared non-uniformly colored: ...
3
votes
2answers
274 views

Bezier Curve TILT or Normal exporting

I am currently trying to make a rollercoaster in OpenGL. To do this, I prepared the track in Blender (following a Bezier curve) and exported it along with the curve as .obj files in OpenGL. My ...
1
vote
2answers
50 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 ...
0
votes
1answer
190 views

Imported object into unity lighting not working correctly

So the jist of it is I'm trying to get a toon shader to work on imported object from blender, I get this terrible looking jagged lighting in unity. ( the left tombstone ignore the one on the right )...
2
votes
1answer
920 views

How to calculate intersection between two planes

I'm dipping my feet at Blender SDK, and I'm trying to calculate intersection between two planes: Created a default plane in center, duplicated, rotated second, scaled first, applied transforms; but I'...
0
votes
0answers
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 ...
2
votes
1answer
530 views

Is there a way to mirror faces without the normals being flipped?

I need to create a mirrored version of my mesh. In edit mode I press M plus the axis. But the normals on the mirrored faces are flipped, so I have to select all faces and recalculate/flip the normals. ...
1
vote
1answer
344 views

Cycles weird baking behavior: changes to another image texture mid-bake

Blender enthusiasts! I'm nearly done with Aidy Burrows' Game Asset Creation course and ran into weird baking behavior from Cycles while making my final textures for the game model. Details of the ...
3
votes
2answers
841 views

Is there a way to manually control vertex/face normals to get a more consistent toon shader?

I watched this video about the art style of popular fighting game Guilty Gear Xrd, and something which really interested me was the method that the artists used to get rid of ugly automatic-normal ...
2
votes
1answer
514 views

Is it possible to have a plane with its normal as reference for Transform Orientation

Is it possible to have a plane with its normal as reference for Transform Orientation (Global, Local, Normal, Gimbal, View axis)? For example, I would like to select every face and scale to 0 to the ...
5
votes
1answer
893 views

Vertex Normals different from loop normals

I'm writing a model exporter in Blender 2.77 and except from triangles and vertex positions, I also want their normals and tangents. As an example, I'm using a simple cube centered at the Origin (0,0,...
1
vote
1answer
100 views

How do I merge smoothing shaders seemlessly without joining objects?

I'm having an issue with creating a game asset for the Creation Engine. I am trying to have two objects, a head and body, match seamlessly together without joining them. They don't and it's because ...
0
votes
3answers
111 views

Fuse cc to Blender 2.8 flipped normal issue

i am having an issue with importing Fuse characters i make, when i import the obj file into blender 2.79b/ue4/paint3d the model looks fine, when in 2.8 the normals are all out of wack wondering if ...
0
votes
1answer
638 views

High Poly bake to low poly

I'm just playing around with Cycles, trying to bake a normal map onto a low poly mesh. After a bit of trying, this is the best I could do, however, it's clearly not correct. I'm not 100% sure how to ...
3
votes
1answer
387 views

Surface normals in Blender?

I currently have a .ply mesh, and I am trying to compute the surface normals of the blob-like object. I wish to encode the normals in an RGB map, so I tried linking the geometry node's normal to the ...
0
votes
1answer
56 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 ...
1
vote
1answer
102 views

Is there a way to bake a model's normal map in chunks?

I'm very new to texturing in Blender. When baking the normal map of my model, it is unable to render correctly because my model has too many varied spacing lengths between geometry to have a "ray ...
2
votes
0answers
13 views

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 ...
5
votes
1answer
1k views

What is “Set normals from faces”?

If you are in the mesh Edit mode, you can find a button called Set normals from faces in the Tool Shelf, Shading tab, Normals section. The Blender manual seems to have no information about this ...
0
votes
1answer
144 views

From blender to unreal smoothgroup and shading

I have an issue with building a low poly model for Unreal. There is the picture of the model in Substance Designer The same model in Marmoset You can see there are some weird crosses all over the ...
0
votes
0answers
7 views

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 ...
0
votes
1answer
326 views

Normal map rendering blocky shading/ shadows

I hope I don't seem like I'm spamming but I've looked around this site and google for advice and non of it is really helping. My problem is that if I use the normal map I baked from my high-poly rock ...
3
votes
1answer
1k views

Particle rotation normal issue with particle orientation

Is there a way to get the particles in the correct orientation to the emitter and not rotated at varying angles? (see image) eg. butterflies sitting on a cube's surface. My relevant settings are: ...
3
votes
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 ...
0
votes
0answers
12 views

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 ...
0
votes
0answers
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 ...
0
votes
1answer
132 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 ...
0
votes
0answers
19 views

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 ...
1
vote
1answer
76 views

Normals Not Applying Correctly Onto Model (Strange Placement)

When applying some baked normals, both object and tangent baked, onto my model (Shown Below or Above), the normals show up on the model; however, the normals are not in the correct location. After ...
0
votes
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.
0
votes
0answers
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 ...
0
votes
0answers
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 ...