Questions tagged [coordinates]

Blender represents locations in a scene by their coordinates. The coordinates of a location consist of three numbers that define its distance and direction from a fixed origin.

Filter by
Sorted by
Tagged with
0 votes
0 answers
23 views

How to export the point cloud coordinates created by the geometry node "distribution points on faces "?

Tried everything I could but cannot find a solution to export it in python code!
Mr. H's user avatar
  • 1
1 vote
1 answer
42 views

Object is not perpendicular to the axis

I have a model which is created by 3d reconstruction and the human is connected to the floor. I found that the human body is not in the same direction as the z-axis, as figure 1 shows. What I want is ...
Jin Gordon's user avatar
0 votes
0 answers
23 views

I want to find the three-dimensional coordinates of the light hitting the surface of an object

I simulated the effect of a laser with a light, causing it to shine on an object, as shown in the figure. Now I want to find the pixel coordinates of the light bar after rendering is completed. Is ...
Vanc's user avatar
  • 1
0 votes
0 answers
54 views

Blender import camera from COLMAP has wrong direction

I have the image.txt files from colmap, which includes the quaterion(QW, QX, Qy, QZ) and the translation(tx, ty, yz). I use the following code to do the transformation, but the direction of the camera ...
Jin Gordon's user avatar
-1 votes
1 answer
123 views

Exporting X & Y coordinates to file

Im trying to export X & Y coordinates of certain object to file with this script I found years ago somewhere: ...
konstailematon's user avatar
1 vote
1 answer
49 views

Uv coordinates values seem to be placed on the wrong vertices

Let's say I have a simple plane in which I have created a UV with the "Smart UV Project": I've then created this simple script to put the UV coordinates (x and y position) on each vertex: <...
Goncalo's user avatar
  • 11
0 votes
0 answers
44 views

How to obtain vertex position and rotation data from a mesh made from geometry nodes?

I'm attempting to obtain location and rotation data on each vertex in a curve mesh that I draw on top of a shape, but I cannot find a way to export this information. For my project, I need the ...
JoshuaENGR's user avatar
0 votes
1 answer
39 views

Get the coordinates of the intersection between a line and 3d model

I'm new to Blender. I want to know if there's a way to get the coordinates of the intersection point between a given line and a 3D model, just like the picture below. Thanks!
Jin Gordon's user avatar
-2 votes
1 answer
102 views

Symmetry in sculpt mode is uneven

I am facing problem regarding the symmetry in sculpt mode version 3.3.10.0 . I even brought origin point to the center but still symmetry is uneven.
thanos's user avatar
  • 43
1 vote
1 answer
30 views

Symmetry axis is off center when joining

I am new to blender and still learning to navigate the interface. I am working on this model and my axis went off center after I joined the parts of the model. Now I can not work on the model ...
Raphael Mokora's user avatar
0 votes
1 answer
40 views

Geometry Nodes: Set Curve Line end at Global Z=0 (Blender 3.5.1)

I'm trying to use geometry nodes to create a support system for 3D printing with a thin wall as the connection point: What I want to do is have columns going from the B points down to the floor at ...
Cornivius's user avatar
  • 993
2 votes
1 answer
141 views

Mapping Real World coordinates on 3D model of Earth

complete Blender noob here. I've worked with other node-based programs in the past so the geometry nodes seem (for the most part) intuitive to me. But Blender is obviously a different kind of beast... ...
Sascha's user avatar
  • 23
2 votes
2 answers
204 views

How to position numbers on faces

I want to position numbers on a die, and looking for an efficient technique to do that. My current approach is to copy Median XYZ of a face to coordinates of an object, can I do it in at once, instead ...
ʈɦɘ ʙɑɕʞ's user avatar
0 votes
1 answer
172 views

Script to import coordinates and create a bezier curve

I would like to create a script to import coordinates from a CSV and create a bezier curve along these coordinates. I have developed a script that imports the coordinates, but it creates a curve along ...
blenre231's user avatar
1 vote
0 answers
37 views

How to Snap Cursor to Selected, but accounting for the Modifier result?

Snap Cursor to Selected places your cursor at the selected vertex of your mesh (or the mean of multiple selected vertices). The trouble is that sometimes the vert ...
Mentalist's user avatar
  • 18.9k
0 votes
0 answers
19 views

object distortion in far from the origin issue

If we place an object far from the origin (for example in (1000000,0,0)), the object will be disturbed, and the blender unable to handle it correctly. Can anyone explain the cause?
Hamid Sahraiee's user avatar
0 votes
0 answers
203 views

Get vertex coordinates of model mesh in every frame of animation

I am trying to get the coordinates of all vertices of a model for each frame of an animation in Blender using python. I have seen a lot of answers from 50 years ago like Iterating vertex of every ...
nickp3065's user avatar
0 votes
1 answer
322 views

Geometry nodes: get line's point global coordinates

Somebody, help me please. I want to bend the curve at any point. So I separate it into two parts and than I try to rotate one around the point of separation. But I cannot get the correct coordinates ...
Inversus's user avatar
1 vote
0 answers
225 views

How to get coordinates of intersection between a plane and an object (using python API)? [closed]

Like showing above, I would like to get the coordinates of intersection between an object and a cube(the cube also could be a plane). That's to say, I want to get the intersection coordinates in the ...
sdsy888's user avatar
  • 33
1 vote
0 answers
173 views

How to get the pixel coordinates of a rendered object

I want to render an object (plane) and want to know exactly where this object is in the image. To do so, I discovered this answer which was already quite helpful. Here the code I use, based on the ...
AMGEBEE's user avatar
  • 153
0 votes
1 answer
200 views

Morphing 3D objects with Coordinates using Python/Geometric Nodes

I really need your help. I am looking at morphing, say a cube into a sphere. I wish to do this by scaling/transforming specific points of the cube to new points (with coordinates) in order to form a ...
O I's user avatar
  • 1
1 vote
1 answer
291 views

How to correctly convert from world to camera space using convert_space()?

I'm trying to use the python API to get the transformation matrix from world space to camera space. I want to do this by using convert_space() but I don't manage to ...
Marc's user avatar
  • 113
0 votes
1 answer
221 views

Selecting vertices of a mesh using vertex coordinates

I have two meshes: (A and B) that are partly overlapping and have some vertices with different indices but the exact same global location. I would like to look at the vertex locations of mesh A and ...
Alex22's user avatar
  • 1
0 votes
0 answers
38 views

Display and animate object in local axis

I would like to rotate an object along one on its local axis ; while I can do this via the viewport by selecting Local orientation, I would like to set keyframes using the Transform panel. However the ...
Laurent Crivello's user avatar
1 vote
0 answers
130 views

Getting the global coordinates of a vertex from mouse location

I have a some code here that I combined from other people to test out implementations on how to get the correct global coordinates of the vertex that your mouse is hoovering over. There are 2 ...
PoseCrator's user avatar
0 votes
0 answers
87 views

How can I change the coordinate of part of an object to change the coordinate of all objects?

Imagine I have an object which is a vertebra with some markers on it. When I go to the edit mode and select each marker, I can easily see their coordinate of them. Now, if I want to register new ...
Reza Effatparvar's user avatar
1 vote
0 answers
196 views

How to get/copy pixel coordinates or rgb values from 2d image, in compositor editor?

Many times, i need to get and copy pixel coordinates (as well as rgb values) from the composite 2D image in the backdrop or image viewer. i can see it from the image editor by clicking in the image ...
uriel deveaud's user avatar
2 votes
0 answers
351 views

3D world to 2D image transformation with equidistant camera model

I'm currently implementing a simulation, where a 3D point needs to be transformed to a fisheye image with the equivalent of Blenders 'PANO' camera and the equidistant camera model. Does anyone know ...
Roman's user avatar
  • 21
1 vote
2 answers
188 views

Distribute pointed objects on a curved surface with random orientation and constraint

I am trying to put objects with random orientations on a curved surface, however the orientations must be limited to directions pointing away from the surface, thereby, avoiding clipping the surface. ...
WiseKouichi's user avatar
0 votes
0 answers
53 views

Import UV Mapping on mesh

i would like to import a uv mapping coordinate to a mesh, but the code didn't work, cause there is an error on Blender 3.3: File "C:\Users\Marku\Desktop\Blender Plugin\uvw.blend\Text.001", ...
Max_Ghut's user avatar
0 votes
1 answer
103 views

How to move an object in relationship to a specific vertex numerically?

I am coming from a "2d-world" like Adobe Illustrator where I easily could move objects in relationship with their "corners" numerically. How do I do this in Blender? Let me explain:...
Tommy Rypi's user avatar
0 votes
1 answer
221 views

Get the actual position of bone (head and tail) even when armature is rotated

I would like to know if it is possible to get the real coordinates of a bone's head and tail when the armature is rotated. I already got something working with translations of armature but can't ...
Guigz's user avatar
  • 3
1 vote
1 answer
103 views

Satellite rotation

I am trying to make the rotation of the satellite around the Earth. I'm obtaining the satellite's position in the orbit from TLE elements and getting the XYZ of it. So moving along the trajectory (...
Viktor's user avatar
  • 173
1 vote
0 answers
33 views

Is there a difference between local and global sizes? [duplicate]

So this is a bit of a "hard to formulate a title for" question, but the thing is, i have two mesh objects. Both of them sit at the same position in Z when i select them in object mode and ...
ozr2222's user avatar
  • 11
1 vote
0 answers
45 views

How to set the origin before adding a mesh?

How can I set the origin to the end of a mesh before adding it? For the moment I'm struggling with the overhead of calculating the center of each object's appropriate axis in order to get it properly ...
jjk's user avatar
  • 970
1 vote
1 answer
739 views

What is the fastest way to set global vertices coordinates to a numpy array using bpy?

The fastest way I know to get the vertices coordinates from the mesh is to use .foreach_get() method: ...
Andrey Sokolov's user avatar
2 votes
3 answers
466 views

Align cylinder center with edge

I've been trying to solve this problem for days now and i'm stuck. I want to align this cylinders center line with the selected line. I tryed to use the location information/coordinates of the line ...
enn's user avatar
  • 21
2 votes
1 answer
149 views

Creating a greyscale gradient between two chosen points in the modelling space

I'm making a model for a game which is rendered in an isometric view. The mechanics of game engine also factor in model height to determine which part of the model should be rendered in front of other ...
Ajack's user avatar
  • 23
4 votes
0 answers
121 views

How are the X and Y axis determined when using the normal transform orientation in edit mode?

When using the normal transform orientation in edit mode the Z axis of faces always points in the same direction as the face normal. In the case of edges the Y axis always points in the same direction ...
tempdev nova's user avatar
  • 1,445
1 vote
1 answer
764 views

What's the difference between UV space and tangent space?

After thinking a while about UV space and tangent space it seems to me that those two spaces are identical. Both use the shading normal as Z axis und both use the U axis of the UV map as X axis und ...
tempdev nova's user avatar
  • 1,445
2 votes
2 answers
591 views

Is there a W axis in UV space?

Lately I found out that apparently there is a W axis in UV-space, which acts just like the Z axis in e.g. global space. Is that true? And if it is the case are there any applications of the W axis ...
tempdev nova's user avatar
  • 1,445
3 votes
2 answers
2k views

How are tangent and bitangent calculated?

In tangent space there is the normal of the geometry which represents the Z axis in tangent space, and the tangent and bitangent. My first question is does the tangent represent the X or Y axis in ...
tempdev nova's user avatar
  • 1,445
1 vote
1 answer
672 views

How to fix shader warping and stretching on uv sphere

I'm learning procedurally generated shaders, and have a few questions related to Object/uv coordinates. I'm having some problems with stretching and an obvious seem. I've been messing around with this ...
rtwhite's user avatar
  • 193
5 votes
2 answers
4k views

World coordinates in Geometry Nodes

Is it possible to reference World coordinates in Geometry Nodes without using an external object? For example, can you establish a ray direction for the Raycast node which always points towards global ...
Kuboå's user avatar
  • 8,550
0 votes
0 answers
169 views

Is it possible to move the origin point of the global reference system?

I am using fspy add-on in order to match the render camera with a photo I took and that I want to use as background image for a building render. This add-on requires a sort of match between a ...
Federico Tomasi's user avatar
0 votes
0 answers
174 views

DXF import to Blender with big Coordinates

New to Blender. I want to import an DXF with big coordinates into Blender, move the Objects to 0 so i can work on them but dont change the orginial Coordinates of the Objects for the Export.
Schmid's user avatar
  • 13
1 vote
0 answers
225 views

How to prevent Texture Stretching

As seen in the first picture the image texture (with Texture coordinates) works ok But when i try to move the image texture up the wall this happens is there a way to fix this i tried to rotate the ...
Loko's user avatar
  • 91
1 vote
0 answers
86 views

How to prevent texture stretching? [closed]

here the file with the problem. bc how to prevent texture stretch when the texture is going up the wall.
Loko's user avatar
  • 91
4 votes
2 answers
1k views

Geometry Nodes - Selections from A Variety of Collections Based on XYZ Index values

I'm trying to understand Geometry Nodes in 3.0 by doing my own modular generator where instances are being generated from a simple base mesh object (see image above) that is then put through a Remesh ...
Jay C. Besch's user avatar
1 vote
0 answers
59 views

Z and Y coordinates are swapped, regardless of the transform orientation?

Whenever I try to resize an object locked to Y axis, it resizes what used to be Z axis. I cycled through all of the transform orientations, but the Z and the Y axis are still swapped. I'm using ...
HM281's user avatar
  • 11

1
2 3 4 5
8