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Questions tagged [meshlab]

MeshLab is an open source program for editing 3D triangle mesh files in various formats. It is used in 3D scanning and virtual reality applications.

MeshLab is a open source desktop program for editing 3-D triangle mesh files in various formats used in 3-D scanning and virtual reality. It was originally developed as a didactical experiment at the University of Pisa and is actively maintained at the Visual Computing Lab of the Italian National Research Council.

Windows, Linux, and Mac OS X versions are available at the MeshLab official site.

Its capabilities include importing and exporting 3-D triangular mesh files in various formats, mesh visualization, and mesh editing functions such as cleaning, painting, remeshing, selecting and deleting parts of the mesh, and colorization.

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Importing custom texture in PNG format into MeshLab along with OBJ model

I have an OBJ model (with texture UV coordinates for triangle vertices) and a texture as an PNG file. I can import the model, but the texture (each triangle has a half of a 10x10 px patch, and they are stored in the file vertically) can't be…
BIOStheZerg
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Meshlab: invoke meshlab command line version

How to call meshlab command line version from inside C++ program or javascript I tried the following code but did not work. I need to create reduced polygon(.obj file) from a inputted(.obj file) #include #include int main() { …
user3138452
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Misplaced Cameras When Importing Into MeshLab

I have camera positions and rotations from a camera alignment (4x4 transformation matrices). Visualizing them with open3d works fine. The following code produces the scene below with the object in the center of the cameras and the RGB-axis shows the…
Florian Ludewig
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Meshlab - showing non manifold edges

I have an STL file which is giving me problems, and I suspect is non manifold. Reading up on how to clean it, it seems that MeshLab is the tool for the job. I've installed version 2022.02 (on Linux). However the instructions on how to identify the…
k c
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Exporting 3D points to Blender via the .ply format creates an empty object, while it works in MeshLab

I made a Python script to create a .ply file using the image and the cloud of points of a scan 3D, stored as a NumPy array. I can open the resulting file.ply in MeshLab. It works well. But when I import it in Blender, there is no point. The…
Xiiryo
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Global Parameters Window in Meshlab

I'm a new user, so this is probably a simple question, but in the Mac version of Meshlab, where do I find the Global Parameters Window? There is no Tools menu and the help search doesn't help. Thanks!
Thomas Harrison
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How to import an e57 file into Meshlab

I have a file in e57 format that I would like to convert to a 3D surface format (.obj .dae .fbx or other). Is it possible ? Thank you
André Bride
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How to use PyMeshLab to reduce vertex number to a certain number

I have a batch of triangle meshes and each one has different vertices and faces. I want to reduce the vertex numbers of all the meshes to the same number, 10000. I know I can use simplification_quadric_edge_collapse_decimation to reduce the face…
Sunchi
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How to find vertex and face number via pymeshlab

I'm a newbie of pymeshlab and trying to use this tool to do some batch processing. My question is that how to use pymeshlab to find the total vertex and face number of a mesh?
Sunchi
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Meshlab: Transforming Vertex Colour into Texture won't work: "path not allowed"

I'm quite new to Meshlab, and unsurprisingly ran into a few obstacles. Anyhow, I have been looking for a solution online but didn't find one. I have a very large .ply-file containing a mesh that I made in CloudCompare from a 3D-scan of a rock art…
tsiemsse
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Point based gluing window doesn't open

I am trying to overlay two STL/PLY...-files with point-based gluing. I first glued the first mesh and then tried to align the second mesh with point-based gluing. But when I press this button the new window for selecting the points doesn't open and…
MrRedab
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Reduce amount of triangles and then map color onto model

I'm very new to meshlab and am not much of a programmer, so this is a shot in the dark. I have a 3D model of the inside of a very intricate building with many 3D sculptures. Around 2000 photos were taken to create this 3D model. Right now there are…
rosaaa
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Building a point cloud text file from a 3D surface model

I need the point cloud of a 3D object for holography image processing. Is it possible to import a 3D model to meshlab and get the point cloud information text file?
sahar kheibari
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PyInstaller generated executable of a PyQT5 app shows "QCoreApplication::exec: The event loop is already running"

I created a PyQt5 based application which loads all the 3D objects (*.stl files) from an input directory into a QListWidget. A user can select items from this list and move it to another QListWidget in which he wants to perform any operation…
kinger
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Meshlab 2020.03 - Point picking within a face

The PP (Pick Points) tool (in v. 2016) allowed to select multiple points of the mesh and see their XYZ coordinates. The new version does not have this tool. I can use the yellow information button "i" to see the coordinates of a vertex, but not a…
Marcos
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