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#!/usr/bin/env ruby |
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# RCSid: $Id: objview.rb,v 2.1 2012/08/07 18:17:17 greg Exp $ |
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# |
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# objview.rb, v1.1 2012.07.04 RPG |
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# Ruby port of objview.csh |
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# |
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# Make a nice view of an object, or luminaire |
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# Arguments are scene input files |
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# |
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|
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require 'optparse' |
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require 'ostruct' |
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require 'tempfile' |
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|
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class Optparse |
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# |
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# Return a structure describing the options. |
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# |
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def self.parse(args) |
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# The options specified on the command line will be collected in *options*. |
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options = OpenStruct.new |
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|
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opts = OptionParser.new do |opts| |
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opts.banner = "Usage: (ruby) objview.rb [options] [radiance scene input files]" |
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|
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opts.separator "" |
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opts.separator "Options:" |
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|
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options.radopt = [] |
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options.glradopt = [] |
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|
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options.up = "Z" |
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opts.on("-u, --up", String, [:X, :Y, :Z], "View up vector (X, Y, or Z)") do |n| |
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options.up = n |
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end |
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|
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#Specify display device (qt is only option for Windows) |
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if /mswin/.match(RUBY_PLATFORM) or /mingw/.match(RUBY_PLATFORM) |
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options.dev = "qt" |
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else |
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options.dev = "x11" |
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end |
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opts.on("-o, --odev", String, [:x11, :qt], "Output device (x11 or qt)") do |n| |
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options.dev = n |
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options.radopt << "-o #{options.dev}" |
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end |
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|
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options.procs = "1" |
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opts.on("-N, --nprocs", String, "Number of processors (UNIX ony)") do |n| |
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options.procs = n |
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options.radopt << "-N #{options.procs}" |
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end |
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|
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options.vw = "XYZ" |
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opts.on("-v", "--view", String, "View specification") do |n| |
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options.view = n |
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options.radopt << "-v #{options.view}" |
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end |
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|
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options.ltv = false |
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opts.on("-l", "--ltview", "Luminaire viewer mode") do |n| |
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options.ltv = true |
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options.vw = "y" |
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end |
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|
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#set "room" size for ltview, default is 4' square box (in meters) |
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options.rsiz = "0.6096" |
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opts.on("-r", "--roomsize", String, "Room scaling factor for ltview") do |n| |
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options.rsiz = n |
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end |
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|
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opts.on("-d", "--debug", "Run verbosely") do |n| |
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options.verbose = true |
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end |
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|
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opts.on("-g", "--ogl", "Use OpenGL (glrad)") do |n| |
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options.ogl = true |
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end |
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|
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opts.on("-e", "--rad", "Set rad options") do |n| |
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options.radopt << n |
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end |
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|
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opts.on("-S", "--glrad", "Set glrad options") do |n| |
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options.glradopt = "-S #{n}" |
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end |
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|
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# No argument, shows at tail. This will print an options summary. |
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opts.on_tail("-h", "--help", "Show this message") do |
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puts opts |
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exit |
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end |
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|
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end |
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|
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opts.parse!(args) |
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options |
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|
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end # parse() |
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|
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end # class Optparse |
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|
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options = Optparse.parse(ARGV) |
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|
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# utility function: print statement and execute as system call |
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def exec_statement(s) |
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if /mswin/.match(RUBY_PLATFORM) or /mingw/.match(RUBY_PLATFORM) |
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s = s.gsub("/", "\\") |
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end |
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puts "'#{s}'" |
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result = system(s) |
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puts |
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return result |
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end |
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|
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exec = "system" |
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if options.verbose == true |
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puts options |
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puts "Input file(s): #{ARGV}" |
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exec = "exec_statement" |
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end |
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|
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#not needed(?) |
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#octree = Tempfile.new(['objview_', '.oct']) |
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#ambf = Tempfile.new(['objview_', '.amb']) |
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|
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if options.ltv == true |
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rendopts = "-ab 1 -ds .15" |
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end |
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|
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# not sure how these options are supposed to work... RPG |
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# |
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# case -s: |
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# case -w: |
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# set opts=($opts $argv[1]) |
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# breaksw |
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# case -b*: |
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# set rendopts=($rendopts -bv) |
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# breaksw |
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# case -V: |
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# |
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|
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|
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if not ARGV[0] |
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puts "No input files specified" |
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exit 1 |
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end |
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|
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if options.ogl == true |
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if rendopts |
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puts "bad option for glrad" |
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exit 1 |
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else |
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if options.glradopt == true |
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puts "bad option for rad" |
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exit 1 |
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end |
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end |
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end |
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|
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if options.ltv == false |
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# create lights input file for objview |
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lights = Tempfile.new(['lt_', '.rad']) |
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lights.write("void glow dim 0 0 4 .1 .1 .15 0\n") |
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lights.write("dim source background 0 0 4 0 0 1 360\n") |
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lights.write("void light bright 0 0 3 1000 1000 1000\n") |
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lights.write("bright source sun1 0 0 4 1 .2 1 5\n") |
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lights.write("bright source sun2 0 0 4 .3 1 1 5\n") |
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lights.write("bright source sun3 0 0 4 -1 -.7 1 5\n") |
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if options.verbose == true |
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lights.rewind |
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lightsread = lights.read |
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puts "\nlights file:" |
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puts lightsread |
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end |
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lights.close |
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end |
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|
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if options.ltv == true |
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#create room input file for ltview |
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room = Tempfile.new(['lt_', '.rad']) |
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room.write("void plastic surf\n0\n0\n5\n.2 .2 .2 0 0\n\n") |
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room.write("surf polygon floor\n0\n0\n12\n") |
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room.write("-#{options.rsiz} #{options.rsiz} -#{options.rsiz}\n") |
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room.write("-#{options.rsiz} -#{options.rsiz} -#{options.rsiz}\n") |
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room.write("#{options.rsiz} -#{options.rsiz} -#{options.rsiz}\n") |
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room.write("#{options.rsiz} #{options.rsiz} -#{options.rsiz}\n\n") |
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|
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room.write("surf polygon clg\n0\n0\n12\n") |
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room.write("-#{options.rsiz} #{options.rsiz} #{options.rsiz}\n") |
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room.write("-#{options.rsiz} -#{options.rsiz} #{options.rsiz}\n") |
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room.write("#{options.rsiz} -#{options.rsiz} #{options.rsiz}\n") |
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room.write("#{options.rsiz} #{options.rsiz} #{options.rsiz}\n\n") |
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|
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room.write("surf polygon wall-north\n0\n0\n12\n") |
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room.write("-#{options.rsiz} #{options.rsiz} -#{options.rsiz}\n") |
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room.write("#{options.rsiz} #{options.rsiz} -#{options.rsiz}\n") |
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room.write("#{options.rsiz} #{options.rsiz} #{options.rsiz}\n") |
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room.write("-#{options.rsiz} #{options.rsiz} #{options.rsiz}\n\n") |
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|
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room.write("surf polygon wall-east\n0\n0\n12\n") |
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room.write("#{options.rsiz} #{options.rsiz} -#{options.rsiz}\n") |
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room.write("#{options.rsiz} -#{options.rsiz} -#{options.rsiz}\n") |
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room.write("#{options.rsiz} -#{options.rsiz} #{options.rsiz}\n") |
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room.write("#{options.rsiz} #{options.rsiz} #{options.rsiz}\n\n") |
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|
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room.write("surf polygon wall-west\n0\n0\n12\n") |
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room.write("-#{options.rsiz} #{options.rsiz} -#{options.rsiz}\n") |
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room.write("-#{options.rsiz} #{options.rsiz} #{options.rsiz}\n") |
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room.write("-#{options.rsiz} -#{options.rsiz} #{options.rsiz}\n") |
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room.write("-#{options.rsiz} -#{options.rsiz} -#{options.rsiz}\n\n") |
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if options.verbose == true |
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room.rewind |
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roomread = room.read |
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puts "\nroom file:" |
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puts roomread |
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end |
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room.close |
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end |
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|
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# create .rif file |
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rif = Tempfile.new(['ov_', '.rif']) |
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if options.ltv == true |
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rif.write("scene= #{ARGV.join(' ')} #{room.path}\n") |
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else |
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rif.write("scene= #{ARGV.join(' ')} #{lights.path}\n") |
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end |
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rif.write("EXPOSURE= .5\n") |
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rif.write("UP= #{options.up}\n") |
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rif.write("view= #{options.vw}\n") |
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rif.write("oconv= -f\n") |
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rif.write("render= #{rendopts}\n") |
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#doesn't rad handle the construction and destruction of these files (below) on its own? RPG |
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#rif.write("OCTREE= #{octree.path}\n") |
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#rif.write("AMBF= #{ambf.path}\n") |
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if options.verbose == true |
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rif.rewind |
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rifread = rif.read |
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puts "\nrif file:" |
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puts rifread |
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end |
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rif.close |
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|
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puts "radopt = #{options.radopt.join(" ")}" |
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|
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#run executive control program of choice |
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if options.ogl == true |
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exec("glrad #{options.radopt.join(" ")} #{rif.path}") |
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else |
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exec("rad -o #{options.dev} #{options.radopt.join(" ")} #{rif.path}") |
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end |
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|
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# clean up temp files |
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if coptions.ltv == true |
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room.unlink |
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else |
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lights.unlink |
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end |
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rif.unlink |
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#ambf.unlink |
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#octree.unlink |
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|
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exit 0 |
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|
