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@fukaken5050

OpticalFlowによるテクスチャアニメ補間のテスト

Last updated at Posted at 2018-07-02

環境

Unity2017.3.0p4
Windows10 Home

概要

OpenCv3のOpticalFlowでFlowMapを作成して補間するテストです

OpenCV

OpenCvSharp3を使用しました

テクスチャ

使用した画像です
https://blogs.unity3d.com/jp/2016/11/28/free-vfx-image-sequences-flipbooks/

動作

左側がflowmapで右側が線形補間です。flowmapのほうは補間は綺麗ですが、全体的に揺れている。
テクスチャを均等分割したけど、中心がずれてるスプライトがあるのかも。
GifCapture-201807022226392970.gif

flowmapです。
Explosion01-light-nofire_5x5_flow.png

コード

多いのでgithubにアップ
Tools/OpticalFlowで生成
https://github.com/fukaken5050/OpticalFlow

ツール

市販のVFXツールでも作成できます

Slate Editor
https://www.facedownfx.com/

Houdini
https://www.sidefx.com/ja/

参考

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