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Removed ruby files from shootout.

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commit 8edf97faf7be68a8c1c70af32499b48d36b9897b 1 parent 4907d9d
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47 samples/shootout/mandelbrot.rb
@@ -1,47 +0,0 @@
-#!/usr/bin/env ruby
-# The Great Computer Language Shootout
-# http://shootout.alioth.debian.org/
-#
-# contributed by Karl von Laudermann
-#
-# mandelbrot.rb 400 > out.pbm
-
-size = ARGV[0].to_i
-
-puts "P4\n#{size} #{size}"
-
-iter = 50
-limit = 2.0
-byte_acc = 0
-bit_num = 0
-
-size.times do |y|
- size.times do |x|
- zr = 0.0
- zi = 0.0
- cr = (2.0*x/size)-1.5
- ci = (2.0*y/size)-1.0
- escape = false
-
- iter.times do
- tr = zr*zr - zi*zi + cr
- ti = 2*zr*zi + ci
- zr, zi = tr, ti
-
- if (zr*zr+zi*zi) > (limit*limit)
- escape = true
- break
- end
- end
-
- byte_acc = (byte_acc << 1) | (escape ? 0b0 : 0b1)
- bit_num += 1
-
- if (bit_num == 8) || (x == size - 1)
- byte_acc <<= (8 - bit_num)
- print byte_acc.chr
- byte_acc = 0
- bit_num = 0
- end
- end
-end
View
146 samples/shootout/nbody.rb
@@ -1,146 +0,0 @@
-# The Computer Language Shootout
-# http://shootout.alioth.debian.org
-#
-# Optimized for Ruby by Jesse Millikan
-# From version ported by Michael Neumann from the C gcc version,
-# which was written by Christoph Bauer.
-
-SOLAR_MASS = 4 * Math::PI**2
-DAYS_PER_YEAR = 365.24
-
-class Planet
- attr_accessor :x, :y, :z, :vx, :vy, :vz, :mass
-
- def initialize(x, y, z, vx, vy, vz, mass)
- @x, @y, @z = x, y, z
- @vx, @vy, @vz = vx * DAYS_PER_YEAR, vy * DAYS_PER_YEAR, vz * DAYS_PER_YEAR
- @mass = mass * SOLAR_MASS
- end
-
- def move_from_i(bodies, nbodies, dt, i)
- while i < nbodies
- b2 = bodies[i]
- dx = @x - b2.x
- dy = @y - b2.y
- dz = @z - b2.z
-
- distance = Math.sqrt(dx * dx + dy * dy + dz * dz)
- mag = dt / (distance * distance * distance)
- b_mass_mag, b2_mass_mag = @mass * mag, b2.mass * mag
-
- @vx -= dx * b2_mass_mag
- @vy -= dy * b2_mass_mag
- @vz -= dz * b2_mass_mag
- b2.vx += dx * b_mass_mag
- b2.vy += dy * b_mass_mag
- b2.vz += dz * b_mass_mag
- i += 1
- end
-
- @x += dt * @vx
- @y += dt * @vy
- @z += dt * @vz
- end
-end
-
-def energy(bodies)
- e = 0.0
- nbodies = bodies.size
-
- for i in 0 ... nbodies
- b = bodies[i]
- e += 0.5 * b.mass * (b.vx * b.vx + b.vy * b.vy + b.vz * b.vz)
- for j in (i + 1) ... nbodies
- b2 = bodies[j]
- dx = b.x - b2.x
- dy = b.y - b2.y
- dz = b.z - b2.z
- distance = Math.sqrt(dx * dx + dy * dy + dz * dz)
- e -= (b.mass * b2.mass) / distance
- end
- end
- e
-end
-
-def offset_momentum(bodies)
- px, py, pz = 0.0, 0.0, 0.0
-
- for b in bodies
- m = b.mass
- px += b.vx * m
- py += b.vy * m
- pz += b.vz * m
- end
-
- b = bodies[0]
- b.vx = - px / SOLAR_MASS
- b.vy = - py / SOLAR_MASS
- b.vz = - pz / SOLAR_MASS
-end
-
-BODIES = [
- # sun
- Planet.new(0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 1.0),
-
- # jupiter
- Planet.new(
- 4.84143144246472090e+00,
- -1.16032004402742839e+00,
- -1.03622044471123109e-01,
- 1.66007664274403694e-03,
- 7.69901118419740425e-03,
- -6.90460016972063023e-05,
- 9.54791938424326609e-04),
-
- # saturn
- Planet.new(
- 8.34336671824457987e+00,
- 4.12479856412430479e+00,
- -4.03523417114321381e-01,
- -2.76742510726862411e-03,
- 4.99852801234917238e-03,
- 2.30417297573763929e-05,
- 2.85885980666130812e-04),
-
- # uranus
- Planet.new(
- 1.28943695621391310e+01,
- -1.51111514016986312e+01,
- -2.23307578892655734e-01,
- 2.96460137564761618e-03,
- 2.37847173959480950e-03,
- -2.96589568540237556e-05,
- 4.36624404335156298e-05),
-
- # neptune
- Planet.new(
- 1.53796971148509165e+01,
- -2.59193146099879641e+01,
- 1.79258772950371181e-01,
- 2.68067772490389322e-03,
- 1.62824170038242295e-03,
- -9.51592254519715870e-05,
- 5.15138902046611451e-05)
-]
-
-
-n = Integer(ARGV[0])
-
-offset_momentum(BODIES)
-
-puts "%.9f" % energy(BODIES)
-
-nbodies = BODIES.size
-dt = 0.01
-
-n.times do
- i = 0
- while i < nbodies
- b = BODIES[i]
- b.move_from_i(BODIES, nbodies, dt, i + 1)
- i += 1
- end
-end
-
-puts "%.9f" % energy(BODIES)
-
View
12 samples/shootout/sumcol.rb
@@ -1,12 +0,0 @@
-#!/usr/bin/ruby
-# -*- mode: ruby -*-
-# $Id: sumcol-ruby.code,v 1.12 2006/09/20 05:52:42 bfulgham Exp $
-# http://www.bagley.org/~doug/shootout/
-# from: Mathieu Bouchard, revised by Dave Anderson
-
-count = 0
-l=""
-STDIN.each{ |l|
- count += l.to_i
-}
-puts count
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