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Cache character textures
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parent
b057341a07
commit
c199a33bb8
20
init.lua
20
init.lua
@ -26,6 +26,9 @@ signs_lib.gettext = S
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-- text encoding
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dofile(signs_lib.path .. "/encoding.lua");
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-- Initialize character texture cache
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local ctexcache = {}
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local wall_dir_change = {
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[0] = 4,
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@ -362,14 +365,19 @@ end
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-- make char texture file name
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-- if texture file does not exist use fallback texture instead
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local function char_tex(font_name, ch)
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local c = ch:byte()
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local exists, tex = file_exists(CHAR_PATH:format(font_name, c))
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if exists and c ~= 14 then
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tex = CHAR_FILE:format(font_name, c)
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if ctexcache[font_name..ch] then
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return ctexcache[font_name..ch], true
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else
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tex = CHAR_FILE:format(font_name, 0x0)
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local c = ch:byte()
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local exists, tex = file_exists(CHAR_PATH:format(font_name, c))
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if exists and c ~= 14 then
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tex = CHAR_FILE:format(font_name, c)
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else
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tex = CHAR_FILE:format(font_name, 0x0)
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end
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ctexcache[font_name..ch] = tex
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return tex, exists
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end
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return tex, exists
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end
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local function make_line_texture(line, lineno, pos)
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