Physics & constraints · 5 / 10
Position Based Dynamics / PBD
位置を補正して布や紐の拘束を守る。
Compare in motion
Interactive model
揺れる布
AReference
距離制約のない布
BPosition Based Dynamics / PBD100%
伸びすぎない布や紐を作れる
Scrub to pause and inspect. At 0%, B matches A; at 100%, B shows the effect. The scene repeats every 8 seconds.
Look for: 距離拘束を位置補正 → 布がつながって動く。
This model simplifies the technique to show its use case and effect. Operation counts describe the model; they are not performance measurements.
Read the storyboard
例: 揺れる布
1. Start
点同士が伸びる
2. Change
距離拘束を位置補正
3. Result
布がつながって動く
How it works
1. Input
予測した頂点位置
2. Process
距離などの拘束を投影
3. Result
条件を守る布・紐
Further reading
Gaffer On Games — Integration Basics ↗A general reference for this subcategory.