Parallax mapping v2

[kikonen]

References

• https://www.gamedev.net/tutorials/programming/graphics/a-closer-look-at-parallax-occlusion-mapping-r3262/
• https://www.reddit.com/r/GraphicsProgramming/comments/18qqz77/parallax_occlusion_mapping_revisited/
• https://learnopengl.com/Advanced-Lighting/Parallax-Mapping

[kikonen]

Not really working well, but approach from gamedev seemed to produce a bit better result than original learnopengl based one

[kikonen]

good enough for now