Remove the bullshit and fix the sprite once and for all

init.lua

@@ -28,7 +28,6 @@ i3 = {
 		max_waypoints = 30,
 		min_fs_version = 4,
 		item_btn_size = 1.1,
-		sprite_resolution = 256,
 		drop_bag_on_die = true,
 		save_interval = 600, -- Player data save interval (in seconds)
 

src/caches.lua

@@ -34,7 +34,7 @@ local function cache_groups(group, groups)
 	local items = i3.groups[group].items
 	if #items <= 1 then return end
 
-	local px, c, lim = i3.settings.sprite_resolution, 0, 10
+	local px, lim, c = 64, 10, 0
 	local sprite = "[combine:WxH"
 
 	for _, item in ipairs(items) do
@@ -44,16 +44,10 @@ local function cache_groups(group, groups)
 
 		if def.drawtype and is_cube(def.drawtype) then
 			texture = get_cube(tiles)
-		elseif texture then
-			-- Buggy, it disforms the texture but can handle any sequence
-			texture = texture:gsub("%^", "\\^"):gsub(":", "\\:") .. "\\^[resize\\:146x146"
-
-			--[[ Alternative, it scales a flat texture perfectly but does not
-			     handle correctly mixed sequence like: inv cube -> flat texture -> inv cube ]]
-			-- px = 112
 		end
 
 		if texture then
+			texture = texture:gsub("%^", "\\^"):gsub(":", "\\:") .. fmt("\\^[resize\\:%ux%u", px, px)
 			sprite = sprite .. fmt(":0,%u=%s", c * px, texture)
 			c++
 			if c == lim then break end

src/gui.lua

@@ -1034,7 +1034,7 @@ local function get_grid_fs(fs, data, rcp, is_recipe)
 
 		if group_cache and group_cache.sprite and not large_recipe then
 			local sprite = ESC(group_cache.sprite)
-			local size = (i3.settings.sprite_resolution * 1.89) / 256
+			local size = btn_size - 0.02
 
 			item_image_button(X, Y, btn_size, btn_size, "", btn_name, "")
 			animated_image(X + 0.01, Y + 0.01, size, size, sprite, group_cache.count, 1500)