JAGS 2.1.0 リリース & GCD 対応パッチ

JAGS News: JAGS 2.1.0 and rjags 2.1.0 are released

Mac OS X用のGrand Central Dispatch対応パッチはそのままつかえた。

GCD対応パッチ

*** JAGS-2.1.0/src/lib/sampler/ParallelSampler.cc.orig	2010-01-06 00:22:15.000000000 +0900
--- JAGS-2.1.0/src/lib/sampler/ParallelSampler.cc	2010-05-18 18:05:14.000000000 +0900
***************
*** 5,10 ****
--- 5,12 ----
  
  #include <stdexcept>
  
+ #include <dispatch/dispatch.h>
+ 
  using std::vector;
  using std::logic_error;
  using std::string;
***************
*** 29,37 ****
  
  void ParallelSampler::update(std::vector<RNG*> const &rngs)
  {
!     for (unsigned int ch = 0; ch < rngs.size(); ++ch) {
  	_methods[ch]->update(rngs[ch]);
!     }
  }
  
  bool ParallelSampler::adaptOff()
--- 31,40 ----
  
  void ParallelSampler::update(std::vector<RNG*> const &rngs)
  {
!     dispatch_queue_t gq = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0);
!     dispatch_apply(rngs.size(), gq, ^(size_t ch) {
  	_methods[ch]->update(rngs[ch]);
!       });
  }
  
  bool ParallelSampler::adaptOff()

configure

#!/bin/sh
CFLAGS='-arch x86_64 -O2 -framework vecLib -g' \
CXXFLAGS='-arch x86_64 -O2 -framework vecLib -g' \
FFLAGS='-arch x86_64 -O2 -framework vecLib -g' \
LDFLAGS='-arch x86_64' \
./configure --with-blas='-lblas' --with-lapack='-llapack'

タグ：jags Grand Central Dispatch