From 29a8456ebd330739d99eb8aa07a66a8ae0b695f8 Mon Sep 17 00:00:00 2001
From: Alexsandro Percy <alexsandro.percy@gmail.com>
Date: Mon, 18 Dec 2023 21:48:06 -0300
Subject: [PATCH] added texture management

---
 init.lua               |  1 +
 texture_management.lua | 99 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 100 insertions(+)
 create mode 100644 texture_management.lua

diff --git a/init.lua b/init.lua
index 0e51e88..1bbbc47 100644
--- a/init.lua
+++ b/init.lua
@@ -55,6 +55,7 @@ dofile(minetest.get_modpath("airutils") .. DIR_DELIM .. "inventory_management.lu
 dofile(minetest.get_modpath("airutils") .. DIR_DELIM .. "light.lua")
 dofile(minetest.get_modpath("airutils") .. DIR_DELIM .. "physics_lib.lua")
 dofile(minetest.get_modpath("airutils") .. DIR_DELIM .. "lib_planes" .. DIR_DELIM .. "init.lua")
+dofile(minetest.get_modpath("airutils") .. DIR_DELIM .. "texture_management.lua")
 
 local is_biofuel_installed = false
 if biomass then
diff --git a/texture_management.lua b/texture_management.lua
new file mode 100644
index 0000000..84fa322
--- /dev/null
+++ b/texture_management.lua
@@ -0,0 +1,99 @@
+-- Function to extract textures from a node definition
+local function getTexturesFromNode(node)
+    local textures = {}
+
+    if node.tiles then
+        if type(node.tiles) == "string" then
+            table.insert(textures, node.tiles)
+        elseif type(node.tiles) == "table" then
+            for _, tile in pairs(node.tiles) do
+                if type(tile) == "string" then
+                    table.insert(textures, tile)
+                end
+            end
+        end
+    end
+
+    return textures
+end
+
+-- Function to extract textures from an entity definition
+local function getTexturesFromEntity(entityDef)
+    local textures = {}
+
+    if entityDef.textures then
+        if type(entityDef.textures) == "string" then
+            table.insert(textures, entityDef.textures)
+        elseif type(entityDef.textures) == "table" then
+            for _, texture in pairs(entityDef.textures) do
+                if type(texture) == "string" then
+                    table.insert(textures, texture)
+                end
+            end
+        end
+    end
+
+    return textures
+end
+
+-- Function to extract textures from an item definition
+local function getTexturesFromItem(itemDef)
+    local textures = {}
+
+    if itemDef.inventory_image then
+        table.insert(textures, itemDef.inventory_image)
+    end
+
+    return textures
+end
+
+-- Function to list all loaded textures
+function listLoadedTextures()
+    local loadedTextures = {}
+
+    for name, node in pairs(minetest.registered_nodes) do
+        local textures = getTexturesFromNode(node)
+
+        for _, texture in pairs(textures) do
+            table.insert(loadedTextures, texture)
+        end
+    end
+
+    for name, entityDef in pairs(minetest.registered_entities) do
+        local textures = getTexturesFromEntity(entityDef)
+
+        for _, texture in pairs(textures) do
+            table.insert(loadedTextures, texture)
+        end
+    end
+
+    for name, itemDef in pairs(minetest.registered_items) do
+        local textures = getTexturesFromItem(itemDef)
+
+        for _, texture in pairs(textures) do
+            table.insert(loadedTextures, texture)
+        end
+    end
+
+    if airutils.is_minetest then
+        table.insert(loadedTextures,'bubble.png')
+        table.insert(loadedTextures,'heart.png')
+    end
+
+    return loadedTextures
+end
+
+airutils.all_game_textures = listLoadedTextures()
+
+-- Function to check if a texture is in the list of loaded textures
+function airutils.isTextureLoaded(textureToFind)
+    local textures = airutils.all_game_textures
+
+    for _, texture in pairs(textures) do
+        if texture == textureToFind then
+            return true
+        end
+    end
+
+    return false
+end