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Snow FG effect 1 (311, rev. 0)
Starting revision
Category 'Effects and decorations', known
(no description)
Data files:
• /polygon_unit/evf_snow1_a.nsbtx
Sprite fields:
H-Speed: value at nybble 10
V-Speed: value at nybble 11. Good
Sway Stuff6: value at nybble 9
Sway Stuff5: value at nybble 8
Sway Stuff4: value at nybble 7
Sway Length: value at nybble 6
Sway Stuff2: value at nybble 5
Snow FG effect 1 (311, rev. 1)
By  MeroMero on 08-29-13, 10:42 am
Category 'Effects and decorations', known, fully documented
Has the same data as sprites 313, 314, 316, 317, 318, 319, 320, 321 and 322.
Data files:
• /polygon_unit/evf_snow1_a.nsbtx
Sprite fields:
Swaying start position: value at nybble 4. Also doubles as a direction value (Modulo 4) if nybble 10 and/or nybble 11 are not null. 0 is left-down, 1 is left-up, 2 is right-down and 3 is right-up.
Swaying distance: value at nybble 5. 0 is static.
Swaying speed: value at nybble 6. 0 is static, 15 is the fastest.
Mixed shift: value at nybble 7. Shift horizontally and vertically.
Horizontal scrolling: value at nybble 8. 0 is the slowest, 15 is the fastest.
Vertical scrolling: value at nybble 9. 0 is the slowest, 15 is the fastest.
Horizontal speed: value at nybble 10. 0 is the slowest, 15 is the fastest.
Vertical speed: value at nybble 11. 0 is the slowest, 15 is the fastest.