homedecor_modpack/homedecor_doors_and_gates/textures
ExeVirus f9ca183f2a # Compression Commit
This commit performs both lossless and lossy compression on every .obj and .png in homedecor. The .png files were all 100% losslessly compressed using ect.exe and optipng.exe (more details below) at maximum settings. The .obj files were lossy-compressed so that comments were removed, trailing 000's were removed and all numbers rounded to 3 decimal places max. Blender exports at 6 decimal places but for minetest, 3 decimal places is the absolute maximum a person with anything under a 256K screen will ever need.

## Results
```
Original entire modpack size: 6343.5 KB
New entire modpack size:      5312.2 KB
Total Reduction:              1031.3 KB  (16.3% less)
```
Please note that actual media size is likely more like 4,500 KB so media reduction is more around 20-25%.

## Details / What actions were actually performed

Used these programs:

https://github.com/ExeVirus/Compress-Obj

https://sourceforge.net/projects/optipng/

https://github.com/fhanau/Efficient-Compression-Tool

Ran this command on every .obj: (fast)

```
luajit.exe compress.lua -f <file> -precision 3
```

Ran these commands on every .png: (slow)
```
ect.exe  -9 -strip --allfilters-b <file>
optipng.exe -o7 -strip all -clobber <file>
```

Note that for future compression, I recommend only using optipng.exe instead of both. ECT can get better results but it takes a LOT longer and only ever saves another 1-2% of the file size. Not worth an extra 10-20 seconds per texture file in my opinion.

## Time spent

Roughly 2 Hours from start to finish + commit + PR
2021-01-23 07:28:20 -05:00
..
homedecor_door_basic_panel.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_basic_panel_inv.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_carolina.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_carolina_inv.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_closet_mahogany.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_closet_mahogany_inv.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_closet_oak.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_closet_oak_inv.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_exterior_fancy.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_exterior_fancy_inv.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_french_mahogany.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_french_mahogany_inv.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_french_oak.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_french_oak_inv.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_french_white.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_french_white_inv.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_glass.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_glass_inv.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_japanese_inv.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_wood_plain.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_wood_plain_inv.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_woodglass.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_woodglass_inv.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_wrought_iron.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_door_wrought_iron_inv.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_gate_barbed_wire_edges.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_gate_barbed_wire_fb.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_gate_chainlink_fb.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_gate_chainlink_lr.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_gate_chainlink_tb.png Split the big "homedecor" mod into multiple sub-mods 2019-04-20 17:02:42 -04:00
homedecor_gate_half_door_fb.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_gate_half_door_lr.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_gate_half_door_tb.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_gate_half_door_white_fb.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_gate_half_door_white_lr.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_gate_half_door_white_tb.png use custom models for most doors 2019-05-27 02:41:20 -04:00
homedecor_gate_picket_back.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_gate_picket_front.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_gate_picket_white_back.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_gate_picket_white_front.png # Compression Commit 2021-01-23 07:28:20 -05:00
homedecor_jpn_door_inv.png # Compression Commit 2021-01-23 07:28:20 -05:00