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get("#388") -- rect functions
get("#348") -- rgb functions
get("#430") -- makeIcon
get("#452") -- findGrid
get("#454") -- Java character reference
get("#433") -- iconDiff
function trimTable(tbl)
for i = 1, #tbl do
tbl[i] = tbl[i]:gsub(" +$", "")
end
while #tbl > 0 and tbl[#tbl] == "" do
tbl[#tbl] = nil
end
end
function recognizeChar(icon)
local best, min
for _, ic in ipairs(characterReference) do
local c, reficon = unpack(ic)
local diff
if min ~= nil then
diff = iconDiffWithLimit(icon, reficon, min, fw, fh)
else
diff = iconDiff(icon, reficon)
end
--print("c", c, "diff", diff, "reficon", reficon)
if diff ~= nil and (min == nil or diff < min) then
best, min = c, diff
end
end
return best, min
end
findGrid()
tbl = {}
for yy = sy, h-fh, fh do
line = {}
for xx = sx, w-fw, fw do
cropped = {width=fw, height=fh,
getInt = function(x, y) return img.getInt(xx+x, yy+y) end}
local icon = makeIcon(cropped)
local c, diff = recognizeChar(icon)
if maxdiff == nil or diff > maxdiff then
maxdiff, maxc = diff, c
end
--print("c: "..tostring(c)..", diff: "..tostring(diff)..", icon: "..icon)
table.insert(line, c or "?")
end
table.insert(tbl, table.concat(line))
end
trimTable(tbl)
print("maxdiff", maxdiff, "c", maxc)
return "Screen text:\n"..table.concat(tbl, "\n")