* fix and improve: VAE tiling
- properly handle the upper left corner interpolating both x and y
- refactor out lerp
- use smootherstep to preserve more detail and spend less area blending
* actually fix vae tile merging
Co-authored-by: stduhpf <stephduh@live.fr>
* remove the now unused lerp function
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Co-authored-by: stduhpf <stephduh@live.fr>
* move main and stb-libs to subfolder
* cmake : general additions
* ci : add simple building
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Co-authored-by: leejet <31925346+leejet@users.noreply.github.com>