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Rewrite function for getting grey level.

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gryf
2021-01-18 20:32:40 +01:00
parent e6dd89004f
commit f9fd909771
1 changed files with 9 additions and 32 deletions
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41
colors/wombat256grf.vim
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@@ -57,36 +57,13 @@ fun s:get_approximate_grey_idx(x)
endfun
" returns the actual grey level represented by the grey index
fun <SID>grey_level(n)
fun s:get_grey_level(n)
if &t_Co == 88
if a:n == 0
return 0
elseif a:n == 1
return 46
elseif a:n == 2
return 92
elseif a:n == 3
return 115
elseif a:n == 4
return 139
elseif a:n == 5
return 162
elseif a:n == 6
return 185
elseif a:n == 7
return 208
elseif a:n == 8
return 231
else
return 255
endif
else
if a:n == 0
return 0
else
return 8 + (a:n * 10)
endif
let l:grey_map = {0: 0, 1: 46, 2: 92, 3: 115, 4: 139, 5: 162, 6: 185,
\7: 208, 8: 231, 9: 255}
return get(l:grey_map, a:n)
endif
return a:n == 0 ? 0 : 8 + (a:n * 10)
endfun
" returns the palette index for the given grey index
@@ -181,9 +158,9 @@ fun <SID>color(r, g, b)
if l:gx == l:gy && l:gy == l:gz
" there are two possibilities
let l:dgr = <SID>grey_level(l:gx) - a:r
let l:dgg = <SID>grey_level(l:gy) - a:g
let l:dgb = <SID>grey_level(l:gz) - a:b
let l:dgr = s:get_grey_level(l:gx) - a:r
let l:dgg = s:get_grey_level(l:gy) - a:g
let l:dgb = s:get_grey_level(l:gz) - a:b
let l:dgrey = (l:dgr * l:dgr) + (l:dgg * l:dgg) + (l:dgb * l:dgb)
let l:dr = <SID>rgb_level(l:gx) - a:r
let l:dg = <SID>rgb_level(l:gy) - a:g
@@ -373,7 +350,7 @@ delf <SID>rgb_color
delf <SID>rgb_level
delf <SID>rgb_number
delf <SID>get_grey_color_idx
delf <SID>get_grey_level
delf s:get_grey_level
delf s:get_approximate_grey_idx
" }}}