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Versions: 6
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Contents
# -*- encoding : utf-8 -*-
require 'delegate'
require File.expand_path(File.dirname(__FILE__)) + "/nuke_grammar/utils"
class Tracksperanto::Import::NukeScript < Tracksperanto::Import::Base
def self.human_name
"Nuke .nk script file"
end
def self.distinct_file_ext
".nk"
end
def each
io = Tracksperanto::ExtIO.new(@io)
while line = io.gets_and_strip
if line =~ TRACKER_3_PATTERN
scan_tracker_node(io).each { |t| yield(t) }
end
end
end
private
TRACKER_3_PATTERN = /^Tracker3 \{/
TRACK_PATTERN = /^track(\d) \{/
NODENAME = /^name ([^\n]+)/
# Scans a tracker node and return all tracks within that node (no more than 4)
def scan_tracker_node(io)
tracks_in_tracker = []
while line = io.gets_and_strip
if line =~ TRACK_PATTERN
t = extract_tracker(line)
tracks_in_tracker.push(t) if t
elsif line =~ NODENAME
tracks_in_tracker.each_with_index do | t, i |
t.name = "#{$1}_track#{i+1}"
report_progress("Scavenging Tracker3 node #{t.name}")
end
return tracks_in_tracker
end
end
raise "Tracker node went all the way to end of stream"
end
def scan_track(line_with_curve)
x_curve, y_curve = line_with_curve.split(/\}/).map do | one_curve|
Tracksperanto::NukeGrammarUtils.new.parse_curve(one_curve)
end
return nil unless (x_curve && y_curve)
zip_curve_tuples(x_curve, y_curve)
end
def extract_tracker(line)
tuples = scan_track(line)
return nil unless (tuples && tuples.any?)
Tracksperanto::Tracker.new(
:keyframes => tuples.map do | (f, x, y) |
Tracksperanto::Keyframe.new(:frame => f -1, :abs_x => x, :abs_y => y)
end
)
end
end
Version data entries
6 entries across 6 versions & 1 rubygems