|
@@ -0,0 +1,57 @@
|
|
|
+require_relative 'common'
|
|
|
+
|
|
|
+options = get_options(__FILE__)
|
|
|
+
|
|
|
+sprite_path = options['sprite_path']
|
|
|
+csv_path = options['generate_config_path']
|
|
|
+atlas_path = options['generate_atlas_path']
|
|
|
+padding = options['padding_size']
|
|
|
+
|
|
|
+recreate_dir atlas_path
|
|
|
+ensure_dir csv_path
|
|
|
+
|
|
|
+# $ gem install chunky_png
|
|
|
+# $ gem install binpack
|
|
|
+require 'chunky_png'
|
|
|
+require 'binpack'
|
|
|
+
|
|
|
+require 'csv'
|
|
|
+
|
|
|
+Point = Struct.new(:x, :y)
|
|
|
+Box = Struct.new(:top_left, :bottom_right)
|
|
|
+
|
|
|
+csv_atlas = CSV.open("#{csv_path}/atlas.csv", 'wb')
|
|
|
+csv_atlas << ['Id', 'Path']
|
|
|
+csv_atlas << ['', '']
|
|
|
+csv_atlas << [':id', ':path']
|
|
|
+
|
|
|
+csv_sprite = CSV.open("#{csv_path}/sprite.csv", 'wb')
|
|
|
+csv_sprite << ['Id', 'AtlasId', 'X', 'Y']
|
|
|
+csv_sprite << ['', '', '', '']
|
|
|
+csv_sprite << [':id', '@atlas', ':int', ':int']
|
|
|
+
|
|
|
+Dir["#{sprite_path}/*"].each do |path|
|
|
|
+ atlas_name = convert_case(File::basename(path))
|
|
|
+ next unless File::directory?(path)
|
|
|
+ atlas_size = 1024
|
|
|
+ sprites = Dir["#{path}/*"].collect do |file|
|
|
|
+ sprite = ChunkyPNG::Image.from_file(file)
|
|
|
+ sprite.define_singleton_method :file do
|
|
|
+ return file
|
|
|
+ end
|
|
|
+ sprite
|
|
|
+ end
|
|
|
+ items = sprites.collect { |sprite| Binpack::Item.new(sprite, sprite.width, sprite.height) }
|
|
|
+ bins = Binpack::Bin.pack(items, [], Binpack::Bin.new(atlas_size, atlas_size, padding))
|
|
|
+ bins.each do |bin|
|
|
|
+ atlas = ChunkyPNG::Image.new(atlas_size, atlas_size, ChunkyPNG::Color::TRANSPARENT)
|
|
|
+ bin.items.each do |item|
|
|
|
+ unit, x, y = *item
|
|
|
+ atlas.compose!(unit.obj, x, y)
|
|
|
+ csv_sprite << [convert_case(File.basename(unit.obj.file, '.png')), atlas_name, x, y]
|
|
|
+ end
|
|
|
+ atlas_path = "#{atlas_path}/#{File::basename(path)}.png"
|
|
|
+ atlas.save atlas_path
|
|
|
+ csv_atlas << [atlas_name, File.basename(atlas_path)]
|
|
|
+ end
|
|
|
+end
|