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Stairs: Add helper function for textures and simplify code (#3060)
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@tenplus1
tenplus1 authored Sep 11, 2023
1 parent a132872 commit 03177f1
Showing 1 changed file with 36 additions and 113 deletions.
149 changes: 36 additions & 113 deletions mods/stairs/init.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -63,61 +63,43 @@ local function warn_if_exists(nodename)
end
end

-- get node settings to use for stairs
local function get_node_vars(nodename)

local def = minetest.registered_nodes[nodename]

if def then
return def.light_source, def.use_texture_alpha, def.sunlight_propagates
-- Set backface culling and world-aligned textures
local function set_textures(images, worldaligntex)
local stair_images = {}
for i, image in ipairs(images) do
stair_images[i] = type(image) == "string" and {name = image} or table.copy(image)
if stair_images[i].backface_culling == nil then
stair_images[i].backface_culling = true
end
if worldaligntex and stair_images[i].align_style == nil then
stair_images[i].align_style = "world"
end
end

return nil, nil, nil
return stair_images
end

-- Register stair
-- Node will be called stairs:stair_<subname>

function stairs.register_stair(subname, recipeitem, groups, images, description,
sounds, worldaligntex)
local light_source, texture_alpha, sunlight = get_node_vars(recipeitem)

-- Set backface culling and world-aligned textures
local stair_images = {}
for i, image in ipairs(images) do
if type(image) == "string" then
stair_images[i] = {
name = image,
backface_culling = true,
}
if worldaligntex then
stair_images[i].align_style = "world"
end
else
stair_images[i] = table.copy(image)
if stair_images[i].backface_culling == nil then
stair_images[i].backface_culling = true
end
if worldaligntex and stair_images[i].align_style == nil then
stair_images[i].align_style = "world"
end
end
end
local def = minetest.registered_nodes[recipeitem] or {}
local stair_images = set_textures(images, worldaligntex)
local new_groups = table.copy(groups)
new_groups.stair = 1
warn_if_exists("stairs:stair_" .. subname)
minetest.register_node(":stairs:stair_" .. subname, {
description = description,
drawtype = "nodebox",
tiles = stair_images,
use_texture_alpha = texture_alpha,
sunlight_propagates = sunlight,
light_source = light_source,
use_texture_alpha = def.use_texture_alpha,
sunlight_propagates = def.sunlight_propagates,
light_source = def.light_source,
paramtype = "light",
paramtype2 = "facedir",
is_ground_content = false,
groups = new_groups,
sounds = sounds,
sounds = sounds or def.sounds,
node_box = {
type = "fixed",
fixed = {
Expand Down Expand Up @@ -184,40 +166,23 @@ end

function stairs.register_slab(subname, recipeitem, groups, images, description,
sounds, worldaligntex)
local light_source, texture_alpha, sunlight = get_node_vars(recipeitem)

-- Set world-aligned textures
local slab_images = {}
for i, image in ipairs(images) do
if type(image) == "string" then
slab_images[i] = {
name = image,
}
if worldaligntex then
slab_images[i].align_style = "world"
end
else
slab_images[i] = table.copy(image)
if worldaligntex and image.align_style == nil then
slab_images[i].align_style = "world"
end
end
end
local def = minetest.registered_nodes[recipeitem] or {}
local slab_images = set_textures(images, worldaligntex)
local new_groups = table.copy(groups)
new_groups.slab = 1
warn_if_exists("stairs:slab_" .. subname)
minetest.register_node(":stairs:slab_" .. subname, {
description = description,
drawtype = "nodebox",
tiles = slab_images,
use_texture_alpha = texture_alpha,
sunlight_propagates = sunlight,
light_source = light_source,
use_texture_alpha = def.use_texture_alpha,
sunlight_propagates = def.sunlight_propagates,
light_source = def.light_source,
paramtype = "light",
paramtype2 = "facedir",
is_ground_content = false,
groups = new_groups,
sounds = sounds,
sounds = sounds or def.sounds,
node_box = {
type = "fixed",
fixed = {-0.5, -0.5, -0.5, 0.5, 0, 0.5},
Expand Down Expand Up @@ -324,29 +289,8 @@ end

function stairs.register_stair_inner(subname, recipeitem, groups, images,
description, sounds, worldaligntex, full_description)
local light_source, texture_alpha, sunlight = get_node_vars(recipeitem)

-- Set backface culling and world-aligned textures
local stair_images = {}
for i, image in ipairs(images) do
if type(image) == "string" then
stair_images[i] = {
name = image,
backface_culling = true,
}
if worldaligntex then
stair_images[i].align_style = "world"
end
else
stair_images[i] = table.copy(image)
if stair_images[i].backface_culling == nil then
stair_images[i].backface_culling = true
end
if worldaligntex and stair_images[i].align_style == nil then
stair_images[i].align_style = "world"
end
end
end
local def = minetest.registered_nodes[recipeitem] or {}
local stair_images = set_textures(images, worldaligntex)
local new_groups = table.copy(groups)
new_groups.stair = 1
if full_description then
Expand All @@ -359,14 +303,14 @@ function stairs.register_stair_inner(subname, recipeitem, groups, images,
description = description,
drawtype = "nodebox",
tiles = stair_images,
use_texture_alpha = texture_alpha,
sunlight_propagates = sunlight,
light_source = light_source,
use_texture_alpha = def.use_texture_alpha,
sunlight_propagates = def.sunlight_propagates,
light_source = def.light_source,
paramtype = "light",
paramtype2 = "facedir",
is_ground_content = false,
groups = new_groups,
sounds = sounds,
sounds = sounds or def.sounds,
node_box = {
type = "fixed",
fixed = {
Expand Down Expand Up @@ -416,29 +360,8 @@ end

function stairs.register_stair_outer(subname, recipeitem, groups, images,
description, sounds, worldaligntex, full_description)
local light_source, texture_alpha, sunlight = get_node_vars(recipeitem)

-- Set backface culling and world-aligned textures
local stair_images = {}
for i, image in ipairs(images) do
if type(image) == "string" then
stair_images[i] = {
name = image,
backface_culling = true,
}
if worldaligntex then
stair_images[i].align_style = "world"
end
else
stair_images[i] = table.copy(image)
if stair_images[i].backface_culling == nil then
stair_images[i].backface_culling = true
end
if worldaligntex and stair_images[i].align_style == nil then
stair_images[i].align_style = "world"
end
end
end
local def = minetest.registered_nodes[recipeitem] or {}
local stair_images = set_textures(images, worldaligntex)
local new_groups = table.copy(groups)
new_groups.stair = 1
if full_description then
Expand All @@ -451,14 +374,14 @@ function stairs.register_stair_outer(subname, recipeitem, groups, images,
description = description,
drawtype = "nodebox",
tiles = stair_images,
use_texture_alpha = texture_alpha,
sunlight_propagates = sunlight,
light_source = light_source,
use_texture_alpha = def.use_texture_alpha,
sunlight_propagates = def.sunlight_propagates,
light_source = def.light_source,
paramtype = "light",
paramtype2 = "facedir",
is_ground_content = false,
groups = new_groups,
sounds = sounds,
sounds = sounds or def.sounds,
node_box = {
type = "fixed",
fixed = {
Expand Down

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