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texmod.read: Make transforms case-insensitive

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This commit is contained in:
Lars Mueller 2023-05-26 19:27:47 +02:00
parent 741746613b
commit e07d646203
1 changed files with 5 additions and 4 deletions
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9
minetest/texmod/read.lua
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@ -90,15 +90,16 @@ do
{flip_axis = "y", rotation_deg = 90},
}
function pr.transform(r)
if r:match"I" then
-- Note: While it isn't documented, `[transform` is indeed case-insensitive.
if r:match_charset"[iI]" then
return
end
local flip_axis
if r:match"F" then
flip_axis = assert(r:match_charset"[XY]", "axis expected"):lower()
if r:match_charset"[fF]" then
flip_axis = assert(r:match_charset"[xXyY]", "axis expected"):lower()
end
local rot_deg
if r:match"R" then
if r:match_charset"[rR]" then
rot_deg = r:int()
end
if flip_axis or rot_deg then