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amakaseev / sprite-sheet-packer

Sprite sheet packer
MIT License
319 stars 62 forks source link

Avoid error if format is unset #60

Closed gogoprog closed 6 years ago

gogoprog commented 6 years ago

Hi

The first time I ran the app I had no format but I still wanted to generate the image file.

This PR allows the generation of the image file only