Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Constraint-based Animation System

Avatar for Toru Hisai Toru Hisai
August 16, 2012
Programming
1
89

Constraint-based Animation System

Avatar for Toru Hisai

Toru Hisai

August 16, 2012
Tweet

Other Decks in Programming

See All in Programming
PostgreSQLで手軽にDuckDBを使う！DuckDB&pg_duckdb入門/osc25hi-duckdb
Avatar for Takahashi Ikki takahashiikki
0
260
実は歴史的なアップデートだと思う AWS Interconnect - multicloud
Avatar for maroon1st maroon1st
0
340
AIで開発はどれくらい加速したのか？AIエージェントによるコード生成を、現場の評価と研究開発の評価の両面からdeep diveしてみる
Avatar for どすこい daisuketakeda
1
830
20251212 AI 時代的 Legacy Code 營救術 2025 WebConf
Avatar for mouson(墨嗓) mouson
0
250
なるべく楽してバックエンドに型をつけたい！(楽とは言ってない)
Avatar for HIBIKI CUBE hibiki_cube
0
120
[AtCoder Conference 2025] LLMを使った業務AHCの上⼿な解き⽅
Avatar for terry-u16 terryu16
6
1.1k
從冷知識到漏洞，你不懂的 Web，駭客懂 - Huli @ WebConf Taiwan 2025
Avatar for Huli aszx87410
2
3.4k
Graviton と Nitro と私
Avatar for maroon1st maroon1st
0
170
CSC307 Lecture 04
Avatar for Javier Gonzalez-Sanchez javiergs
PRO
0
650
Fluid Templating in TYPO3 14
Avatar for Simon Praetorius s2b
0
100
Automatic Grammar Agreementと Markdown Extended Attributes
について
Avatar for Kishikawa Katsumi kishikawakatsumi
0
140
それ、本当に安全？ ファイルアップロードで見落としがちなセキュリティリスクと対策
Avatar for ikechi penpeen
7
2.3k

Featured

See All Featured
Building an army of robots
Avatar for Kyle Neath kneath
306
46k
Producing Creativity
Avatar for Steve Smith orderedlist
PRO
348
40k
Balancing Empowerment & Direction
Avatar for Lara Hogan lara
5
850
エンジニアに許された特別な時間の終わり
Avatar for watany watany
106
230k
4 Signs Your Business is Dying
Avatar for Josh Pigford shpigford
187
22k
Navigating the moral maze — ethical principles for Al-driven product design
Avatar for Skipper Chong Warson skipperchong
2
230
Gemini Prompt Engineering: Practical Techniques for Tangible AI Outcomes
Avatar for Mfonobong Umondia mfonobong
2
260
We Have a Design System, Now What?
Avatar for Morgane Peng morganepeng
54
8k
How GitHub (no longer) Works
Avatar for Zach Holman holman
316
140k
Designing for Performance
Avatar for Lara Hogan lara
610
70k
Designing Powerful Visuals for Engaging Learning
Avatar for Mike Taylor tmiket
0
200
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
Avatar for Stéphanie Walter stephaniewalter
287
14k

Transcript

  1. Constraint-based Animation System Code: MEPHISTO Toru Hisai 8/1/2012

  2. Inspiration: SICP

  3. Techniques from SICP •A Picture Language •Streams •Propagation of Constraints

  4. Picture Language •Data abstraction •Closure •Procedure composition

  5. Streams •Delayed list •Infinite stream

  6. Picture Language + Stream = Animation!

  7. 3D Picture Language

  8. Czech Marionette

  9. Marionette Control

  10. Degrees of Freedom ~7 − 10 strings ⇒ DOF ≈

    30

  11. Less DOF ↓ Controllable!

  12. None
  13. None

  14. Propagation of Constraints 9C = 5(F - 32)

  15. Tree  Constraint Network

  16. None