collada-dae-parser
Games
skeletal animation demo
SHOW HN2016
collada-dae-parser
Skeletal Animation in Your Browser via Dual Quaternion Linear Blending
chinedufn.github.ioHow HN took it
3 positive, 7 neutral or asking, 0 mixed, 1 critical, out of 11 comments about the project. Thread score +0.08.
Docs: 2 for, 0 againstExecution: 0 for, 1 againstPerformance: 1 for, 0 against
The thread, comment by comment
Each row is a top-level comment and its replies, in HN's order. Select a cell to open that comment on HN.
positive neutral or mixed critical about another commenter or something else the maker
What HN said
What people liked
Good explanation and demo with reference
From 2 comments
Probably one of the best responses to that type of question. Explanation, reasoning for your decision along with a commit referenced to investigate further. Good stuff and great…
notyourwork on HNThank you for explaining, and for the reference!
Jasper_ on HN
Smooth movement
From 1 comment
Smooth movement anyway.
sazers on HN
Objections
Browser error on load in Chrome
From 1 comment
I'm just getting an error in chrome > Uncaught TypeError: Cannot read property 'clearColor' of null I'll check back again later though, this sounds cool.
IanCal on HN
Requests
Mouse camera control
From 1 comment
Neat demo. I have a couple of suggestions for camera control: 1. Allow the use of the mouse for camera control. 2. Use up/down arrows for rotation similar to what you do with…
eriknstr on HN
Up/down arrow rotation and separate zoom keys
From 1 comment
Neat demo. I have a couple of suggestions for camera control: 1. Allow the use of the mouse for camera control. 2. Use up/down arrows for rotation similar to what you do with…
eriknstr on HN
Add optimized centers of rotation (OCR) skinning
From 1 comment
Super cool! Any chance that you'll add OCR skinning [1]? It looks really cool, and seems to get the best of both linear blend and dual quaternion skinning! [1]…
santaclaus on HN
Questions
Why dual quaternion skinning is not used more widely
From 1 comment
Dual quaternion skinning seems to have failed to catch on. Support was removed from Unreal Engine for example. Why is this?
pzone on HN
Why not use standard matrix blending
From 1 comment
Why not use the standard weighted matrix blending? What does the quaternion approach provide?
Jasper_ on HN
Alternatives named
Linear blend skinning
From 2 comments
Why not use the standard weighted matrix blending? What does the quaternion approach provide?
Jasper_ on HNStandard linear blending suffers from "candy wrapper" pinching. Dual quaternion blending is better at volume preservation.…
corysama on HN
Optimized centers of rotation skinning
From 1 comment
Super cool! Any chance that you'll add OCR skinning [1]? It looks really cool, and seems to get the best of both linear blend and dual quaternion skinning! [1]…
santaclaus on HN