diff options
Diffstat (limited to 'street_signs/api.lua')
| -rw-r--r-- | street_signs/api.lua | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/street_signs/api.lua b/street_signs/api.lua index 3887572..1a1d51e 100644 --- a/street_signs/api.lua +++ b/street_signs/api.lua @@ -27,6 +27,9 @@ local wall_dir_change = { 3, } +-- Initialize character texture cache +local ctexcache = {} + street_signs.wallmounted_rotate = function(pos, node, user, mode) if mode ~= screwdriver.ROTATE_FACE then return false end minetest.swap_node(pos, { name = node.name, param2 = wall_dir_change[node.param2 % 6] }) @@ -191,14 +194,19 @@ end -- make char texture file name -- if texture file does not exist use fallback texture instead local function char_tex(font_name, ch) - local c = ch:byte() - local exists, tex = file_exists(CHAR_PATH:format(font_name, c)) - if exists and c ~= 14 then - tex = CHAR_FILE:format(font_name, c) + if ctexcache[font_name..ch] then + return ctexcache[font_name..ch], true else - tex = CHAR_FILE:format(font_name, 0x0) + local c = ch:byte() + local exists, tex = file_exists(CHAR_PATH:format(font_name, c)) + if exists and c ~= 14 then + tex = CHAR_FILE:format(font_name, c) + else + tex = CHAR_FILE:format(font_name, 0x0) + end + ctexcache[font_name..ch] = tex + return tex, exists end - return tex, exists end local function make_line_texture(line, lineno, pos, line_width, line_height, cwidth_tab, font_size, colorbgw) |