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more exhaustive attempt to display a wielded item w/ wieldview (#84)
* more exhaustive attempt to display a wielded item w/ wieldview
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fluxionary
GitHub
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215
wieldview/get_texture.lua
Normal file
215
wieldview/get_texture.lua
Normal file
@ -0,0 +1,215 @@
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local f = string.format
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local node_tiles = minetest.settings:get_bool("wieldview_node_tiles")
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if not node_tiles then
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node_tiles = false
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minetest.settings:set("wieldview_node_tiles", "false")
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end
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-- https://github.com/minetest/minetest/blob/9fc018ded10225589d2559d24a5db739e891fb31/doc/lua_api.txt#L453-L462
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local function escape_texture(texturestring)
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-- store in a variable so we don't return both rvs of gsub
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local v = texturestring:gsub("%^", "\\^"):gsub(":", "\\:")
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return v
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end
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local function memoize(func)
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local memo = {}
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return function(arg)
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if arg == nil then
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return func(arg)
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end
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local rv = memo[arg]
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if not rv then
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rv = func(arg)
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memo[arg] = rv
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end
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return rv
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end
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end
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local function is_vertical_frames(animation)
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return (
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animation.type == "vertical_frames" and
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animation.aspect_w and
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animation.aspect_h
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)
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end
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local function get_single_frame(animation, image_name)
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return ("smartshop_animation_mask.png^[resize:%ix%i^[mask:%s"):format(
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animation.aspect_w,
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animation.aspect_h,
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image_name
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)
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end
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local function is_sheet_2d(animation)
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return (
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animation.type == "sheet_2d" and
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animation.frames_w and
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animation.frames_h
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)
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end
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local function get_sheet_2d(animation, image_name)
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return ("%s^[sheet:%ix%i:0,0"):format(
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image_name,
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animation.frames_w,
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animation.frames_h
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)
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end
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local get_image_from_tile = memoize(function(tile)
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if type(tile) == "string" then
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return tile
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elseif type(tile) == "table" then
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local image_name
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if type(tile.image) == "string" then
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image_name = tile.image
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elseif type(tile.name) == "string" then
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image_name = tile.name
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end
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if image_name then
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local animation = tile.animation
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if animation then
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if is_vertical_frames(animation) then
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return get_single_frame(animation, image_name)
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elseif is_sheet_2d(animation) then
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return get_sheet_2d(animation, image_name)
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end
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end
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return image_name
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end
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end
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return "3d_armor_trans.png"
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end)
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local function get_image_cube(tiles)
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if #tiles >= 6 then
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return minetest.inventorycube(
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get_image_from_tile(tiles[1] or "no_texture.png"),
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get_image_from_tile(tiles[6] or "no_texture.png"),
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get_image_from_tile(tiles[3] or "no_texture.png")
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)
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elseif #tiles == 5 then
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return minetest.inventorycube(
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get_image_from_tile(tiles[1] or "no_texture.png"),
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get_image_from_tile(tiles[5] or "no_texture.png"),
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get_image_from_tile(tiles[3] or "no_texture.png")
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)
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elseif #tiles == 4 then
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return minetest.inventorycube(
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get_image_from_tile(tiles[1] or "no_texture.png"),
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get_image_from_tile(tiles[4] or "no_texture.png"),
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get_image_from_tile(tiles[3] or "no_texture.png")
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)
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elseif #tiles == 3 then
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return minetest.inventorycube(
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get_image_from_tile(tiles[1] or "no_texture.png"),
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get_image_from_tile(tiles[3] or "no_texture.png"),
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get_image_from_tile(tiles[3] or "no_texture.png")
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)
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elseif #tiles == 2 then
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return minetest.inventorycube(
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get_image_from_tile(tiles[1] or "no_texture.png"),
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get_image_from_tile(tiles[2] or "no_texture.png"),
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get_image_from_tile(tiles[2] or "no_texture.png")
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)
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elseif #tiles == 1 then
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return minetest.inventorycube(
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get_image_from_tile(tiles[1] or "no_texture.png"),
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get_image_from_tile(tiles[1] or "no_texture.png"),
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get_image_from_tile(tiles[1] or "no_texture.png")
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)
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end
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return "3d_armor_trans.png"
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end
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local function is_normal_node(drawtype)
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return (
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drawtype == "normal" or
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drawtype == "allfaces" or
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drawtype == "allfaces_optional" or
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drawtype == "glasslike" or
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drawtype == "glasslike_framed" or
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drawtype == "glasslike_framed_optional" or
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drawtype == "liquid"
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)
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end
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armor.get_wield_image = memoize(function(item)
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item = ItemStack(item)
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if item:is_empty() then
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return "3d_armor_trans.png"
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end
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local def = item:get_definition()
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if not def then
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return "unknown_item.png"
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end
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local meta = item:get_meta()
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local color = meta:get("color") or def.color
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local image = "3d_armor_trans.png"
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if def.wield_image and def.wield_image ~= "" then
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local parts = {def.wield_image}
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if color then
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parts[#parts + 1] = f("[colorize:%s:alpha", escape_texture(color))
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end
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if def.wield_overlay then
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parts[#parts + 1] = def.wield_overlay
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end
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image = table.concat(parts, "^")
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elseif def.inventory_image and def.inventory_image ~= "" then
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local parts = {def.inventory_image}
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if color then
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parts[#parts + 1] = f("[colorize:%s:alpha", escape_texture(color))
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end
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if def.inventory_overlay then
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parts[#parts + 1] = def.inventory_overlay
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end
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image = table.concat(parts, "^")
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elseif def.type == "node" then
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if def.drawtype == "nodebox" or def.drawtype == "mesh" then
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image = "3d_armor_trans.png"
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else
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local tiles = def.tiles
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if type(tiles) == "string" then
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image = get_image_from_tile(tiles)
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elseif type(tiles) == "table" then
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if is_normal_node(def.drawtype) and node_tiles then
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image = get_image_cube(tiles)
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else
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image = get_image_from_tile(tiles[1])
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end
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end
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end
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end
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return image
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end)
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@ -4,31 +4,20 @@ if not update_time then
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update_time = 2
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minetest.settings:set("wieldview_update_time", tostring(update_time))
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end
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local node_tiles = minetest.settings:get_bool("wieldview_node_tiles")
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if not node_tiles then
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node_tiles = false
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minetest.settings:set("wieldview_node_tiles", "false")
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end
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wieldview = {
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wielded_item = {},
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transform = {},
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}
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dofile(minetest.get_modpath(minetest.get_current_modname()).."/get_texture.lua")
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dofile(minetest.get_modpath(minetest.get_current_modname()).."/transform.lua")
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wieldview.get_item_texture = function(self, item)
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local texture = "3d_armor_trans.png"
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if item ~= "" then
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if minetest.registered_items[item] then
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if minetest.registered_items[item].inventory_image ~= "" then
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texture = minetest.registered_items[item].inventory_image
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elseif node_tiles == true and minetest.registered_items[item].tiles
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and type(minetest.registered_items[item].tiles[1]) == "string"
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and minetest.registered_items[item].tiles[1] ~= "" then
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texture = minetest.inventorycube(minetest.registered_items[item].tiles[1])
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end
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end
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texture = armor.get_wield_image(item)
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-- Get item image transformation, first from group, then from transform.lua
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local transform = minetest.get_item_group(item, "wieldview_transform")
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if transform == 0 then
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