394 questions
0 votes
1 answer
115 views
How to reverse linear blend skinning?
Inside Maya, I have a point in 3D that was deformed using Linear Blend skinning. I also have access to the joints in their current pose and in their bind pose as well as the weight values. I would ...
1 vote
1 answer
128 views
joints in gltf model bunched together on origin during animation
I am generating glTF files from model data in a different, obscure format. I have my joints set up and the inverse bind matrices seem to work when I have no animation tracks. The model, without ...
2 votes
1 answer
185 views
Distorted animation of skinned model from gltf
I am exploring importing models from gltf files. I was able to render the mesh directly, and in the next iteration I am able to render a skinned model. I am creating a tree of nodes (so the ancestry ...
3 votes
0 answers
340 views
Struggling to implement assimp skeleton into DX12
Recently I have been trying to implement assimp into Frank Luna's basic dx12 engine as part of my learning. I have had real trouble getting the matrix mathematics working correctly, and have hit a bit ...
1 vote
0 answers
253 views
Unsure how to set skinning matrices for FBX SDK, works in WebGL
I have some models and skinning matrices for these models that works in WebGL (the animation and skinning deforms correctly). However, I have tried to replicate this using the FBX SDK/similar ...
2 votes
1 answer
1k views
GLTF - how are joints supposed to be transformed during an animation
I'm trying to implement skeletal animation using gltf 2.0 assets. I'm currently able to transform the skeleton and correctly render the model. The model moves as expected when a transform (for exmaple ...
1 vote
1 answer
209 views
Rendering independent bones
I'm trying to render a model of a hand in a 3D space based on the positions given by the XrHandJointLocationEXT array from the XR_EXT_hand_tracking extension. I am using both GTLF hand models from ...
1 vote
0 answers
187 views
Rotate 3d Model as you move your bones in Threejs
Basically I am working with Rigged 3D Model imported from Blender. I want to map my Posenet cords with model's bone so as I move my arm, model's arm is also moved similarly. I am able to access the ...
0 votes
1 answer
108 views
Why custom control doesn't resize with its children?
Consider the following minimal reproducible example: public class Launcher extends Application { public static final double SCENE_SIZE = 500; @Override public void start(Stage ...
1 vote
1 answer
596 views
Vertex skinning artifacts with specific glTF models
I recently implemented vertex skinning in my own Vulkan engine. Pretty much all models render properly, however, I find that with Mixamo models, I get skinning artifacts. The main difference I found ...
4 votes
2 answers
4k views
Can you get an explicit skeleton out of a gltf file?
For debugging purposes I want to render the skeleton of a skinned mesh. However, in glTF they seem to be defined in a very abstract way. That is to say, there is no "skeleton" as in, a set ...
0 votes
2 answers
6k views
How do I Change colors of the native WPF control theme?
How can I change the foundation colours used by the native WPF control theming under Windows 10? I know there are libraries like MahApps.Metro, and MUI, but all I want to do is make the elements in my ...
0 votes
1 answer
82 views
splitting up ascx files for maintainability
Using DNN (dotnetnuke, dnnsoftware) CMS, does anyone have any idea how to split up skin ascx files (eg. myskin.ascx that uses header.ascx and footer.ascx) but still have the ability to use DNN panes ...
0 votes
1 answer
697 views
Getting transformation matrix for bone animation in Assimp
I am learning to manipulate a model in Assimp in Visual Studio Express 2019 . So I load a model and it has 0 animations. And I want to apply some transformation to its bone maybe hand and see its ...
1 vote
1 answer
258 views
Why do we need to use the uninsneveruninstall flag when skinning a Inno Setup Uninstaller?
I am slightly confused with this VCL Styles plugin. I am specifically interested in the Uninstaller side of things. The sample they provide goes like this: #define VCLStylesSkinPath "{localappdata}\...