Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id EE68F200BD7 for ; Sun, 27 Nov 2016 05:42:44 +0100 (CET) Received: by cust-asf.ponee.io (Postfix) id E2A74160B1A; Sun, 27 Nov 2016 04:42:44 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id 34885160B14 for ; Sun, 27 Nov 2016 05:42:44 +0100 (CET) Received: (qmail 12361 invoked by uid 500); 27 Nov 2016 04:42:43 -0000 Mailing-List: contact commits-help@commons.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@commons.apache.org Delivered-To: mailing list commits@commons.apache.org Received: (qmail 12344 invoked by uid 99); 27 Nov 2016 04:42:43 -0000 Received: from git1-us-west.apache.org (HELO git1-us-west.apache.org) (140.211.11.23) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 27 Nov 2016 04:42:43 +0000 Received: by git1-us-west.apache.org (ASF Mail Server at git1-us-west.apache.org, from userid 33) id 9D6C7DFAF2; Sun, 27 Nov 2016 04:42:42 +0000 (UTC) Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: erans@apache.org To: commits@commons.apache.org Date: Sun, 27 Nov 2016 04:42:43 -0000 Message-Id: <5f4f2f8977dd49a6b160275dc81ad313@git.apache.org> In-Reply-To: <8bec182cd9c9481a901bdcf18052043f@git.apache.org> References: <8bec182cd9c9481a901bdcf18052043f@git.apache.org> X-Mailer: ASF-Git Admin Mailer Subject: [2/2] commons-rng git commit: Precomputation. archived-at: Sun, 27 Nov 2016 04:42:45 -0000 Precomputation. Project: http://git-wip-us.apache.org/repos/asf/commons-rng/repo Commit: http://git-wip-us.apache.org/repos/asf/commons-rng/commit/ab462939 Tree: http://git-wip-us.apache.org/repos/asf/commons-rng/tree/ab462939 Diff: http://git-wip-us.apache.org/repos/asf/commons-rng/diff/ab462939 Branch: refs/heads/master Commit: ab46293943634b7689761512f8c3dbf47de59e8b Parents: 9d1e0f3 Author: Gilles Authored: Sun Nov 27 05:40:19 2016 +0100 Committer: Gilles Committed: Sun Nov 27 05:40:19 2016 +0100 ---------------------------------------------------------------------- .../apache/commons/rng/sampling/distribution/PoissonSampler.java | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/commons-rng/blob/ab462939/commons-rng-sampling/src/main/java/org/apache/commons/rng/sampling/distribution/PoissonSampler.java ---------------------------------------------------------------------- diff --git a/commons-rng-sampling/src/main/java/org/apache/commons/rng/sampling/distribution/PoissonSampler.java b/commons-rng-sampling/src/main/java/org/apache/commons/rng/sampling/distribution/PoissonSampler.java index 9ac3249..ca2f7ce 100644 --- a/commons-rng-sampling/src/main/java/org/apache/commons/rng/sampling/distribution/PoissonSampler.java +++ b/commons-rng-sampling/src/main/java/org/apache/commons/rng/sampling/distribution/PoissonSampler.java @@ -66,7 +66,9 @@ public class PoissonSampler gaussian = new BoxMullerGaussianSampler(rng, 0, 1); exponential = new AhrensDieterExponentialSampler(rng, 1); - factorialLog = InternalUtils.FactorialLog.create(); + factorialLog = mean < PIVOT ? + null : // Not used. + InternalUtils.FactorialLog.create().withCache((int) Math.min(mean, 2 * PIVOT)); } /** {@inheritDoc} */