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31 views

Drawing strings with a fabric texture in Javascript - possible?

Am exploring ways to programmatically generate string arts (sort of like these physical examples: https://goo.gl/d2Gyeg) in the browser. Any gurus out there that can help guide this exploration down a ...
0
votes
1answer
46 views

Blender arm rig not working the way it should

I just bought a pair of arms from the unity asset store and imported them into blender, the IK seems to work just fine untill i use a Child of constraint on another bone(which is supposed to be a ...
3
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1answer
58 views

SDD Inverse Kinematics with constraints

I have a question regarding my quest on onderstanding IK solvers. After viewing this movie on YouTube: https://www.youtube.com/watch?v=MvuO9ZHGr6k I started recreating it with JavaScript. Just 2d on ...
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0answers
185 views

Arm Inverse Kinematics to Hold Gun

I am trying to make IK to hold a gun, but hand is not rotating in the right way it always rotate weirdly. Here is my code hand.rotation = target.rotation; hand.position = lowerArm.position; upperArm....
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0answers
75 views

Relative Transformations for Bones

I'm using Blender to export my armatures in relative coordinates, and I'm trying to get to absolute coordinates in my engine. For the above example, the childBone's tip is an offset of [-1,0,0], which ...
-1
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1answer
279 views

CCD IK algorithm going horribly wrong

I'm trying to implement the Cyclic Coordinate Descent algorithm described here: http://www.cs.cmu.edu/~15464-s13/assignments/assignment2/jlander_gamedev_nov98.pdf So first of all, I'm passing in ...
17
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0answers
846 views

How can I compute a Jacobian matrix with dual quaternions? [closed]

I'm trying to understand an inverse kinematics algorithm realized with dual quaternions as presented here. My Jacobian matrix, however, seems to be calculated wrong. Could somebody explain, step-by-...
1
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2answers
301 views

2D motion synthesis for a human character

I want to make the player controlled character of my two dimensional sidescroller responsive to environmental forces, while still being controllable. I read about the commercial software product ...
2
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1answer
304 views

Guidelines when rigging a character

Just wondering that how many IK (Inverse Kinematic) bones should you apply to a game character before it starts to go resource hog. Basically should you try to get rid of IK bones and just try to ...
8
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2answers
3k views

What is the necessary know-how to write an animation library ( IK & FK ) ? - in C++

I can't find any good library for animation, the ones that i found are just really old and discontinued, but i have noticed that this library are relatively small, so I'm thinking about coding one on ...
6
votes
1answer
956 views

Literature for Inverse Kinematics: Joint Limits and beyond

Recently I've been playing around with Inverse Kinematics and have been pretty impressed with the results. Naturally I want to take it further, but have no clue where to start. In particular, I would ...