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Questions tagged [uv-mapping]

UV mapping is the 3D modeling process of making a 2D image representation of a 3D model.

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threejs UV mapping in obj file

I applied a simple UV mapping for a STL model on a single face, this is the result: Now I export the .obj and .mtl files from blender. Here you can download them if you want to. When I load this obj and mtl files using OBJLoader and MTLLoader the…
Andres
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Jagged lines while handling UV values out of range [0,1]

I am parsing an OBJ which has texture coordinates more than 1 and less than 0 as well. I then write it back by making the UV values in the range [0,1]. Based on the understanding from another question on SO, am doing the conversion to the range…
Amit Tomar
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Blender: UV Mapping - Texture warping slightly, strange looking UV Map on one of the faces

So I am quite new to the Blender scene and especially new to UV mapping, so please consider this when answering. I am trying to apply a wooden plank texture onto a simple mesh of a plank that has a chip in either of the smaller sides of the…
Jason Hall
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three.js how to move the starting point of mapping?

How should I move the starting point of a mapping texture? This is an obj file with uv_grid texture. It shows a line (starting point) on the center, but what I want to do, is to move the starting point of mapping to the side like below. My…
hsyou
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Texture coordinates do not map correctly in Direct3D11 game engine

I beg your pardon if this question has been already answered elsewhere or if this is the wrong site, but I have a serious issue with rendering textures with Direct3D 11. Using Cinema 4D R17, I created a simple sphere, triangulated all polygons,…
featherless biped
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Multiple texture coords per vertex

I'm facing something which seems to be a basic problem with OpenGL since a long time, I tried to find my answer on the web but there is nothing recent. So the thing is classic, I'm using a vertex shader to render a mesh calling glDrawElements with…
Wassim
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What is the function of the faceVertexUV array in the three.js Geometry class?

I'm using three.js for generating curved shapes using parametric functions. In the three.js javascript file, the THREE.ParametricGeometry function repeatedly pushes 2D vectors into the faceVertexUvs variable. What is the point of this and what does…
Alan Chen
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UV mapping a blender.obj with multiple parts using faceVertexUvs. THREE.js

I am attempting to texture/UV map a model created in blender with a custom map in three.js... when I try to apply the mapped part of the texture I get this error: Uncaught TypeError: Cannot read property '3' of…
brandon cox
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Why Texture2D.PackTextures() creates so much empty space in atlas?

I am creating a texture atlas by script. I use 6 images to do that and the code looks like this: atlasTextures = new Texture2D[6] {frontTexture, topTexture, backTexture, bottomTexture, leftTexture, rightTexture }; Texture2D atlas = new…
Łukasz Motyczka
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Minko: how to apply material(texture) on 3d loaded model

I have an fbx model which I loading in engine, but when I try to apply texture programmatically on this model it doesn't work, but it works on primitive object like cube. This is what I do auto fileLoaderComplete =…
Arsenius
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Map a texture onto a hyperbolic triangle

I want to map a texture in the form of a lower right euclidean triangle to a hyperbolic triangle on the Poincare Disk, which looks like this: Here's the texture (the top left triangle of the texture is transparent and unused). You might recognise…
Lewy Blue
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Inconsistent Model Texturing In OpenGL/OpenTK

I am creating a Model Importer which converts .obj's to my own proprietary format, that will be used for the game I am creating. My model parser appeared to work just fine at first, loading small models from various games like Legend of Zelda, but…
Krythic
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ThreeJS, Multiple uv sets for 1 geometry

I would like to build a vertex shader with 1 texture map but multiple uv sets. So far, I stored the differents UV sets in FaceVertexUvs[0] and FaceVertexUvs[1]. However, in the vertex shader, I can access only the first uv set using "vUv". varying…
Laetitia Dall
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Texturing a tree in blender

I have created a tree in blender with the curve sapling add-on. Then I have converted the log's curve in a mesh and I have combined that with the leaves mesh. I have tried to create a normal UV map, but bleander crashes 'cause too many vertices. So…
pianka
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Delete UV Keyframes via Pythonscript

I have given (used this Tutorial ) object (like a cube) and a UV mesh on it. Then I set UV Keyframes for the UV mesh (which I connected to a texture) on it, to move the texture while moving the frames forwar in Blender (exactly like it's done in the…
RothWar
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