Bug fix in new Markov chain code

Author: baddstats

DESCRIPTION

@@ -1,5 +1,5 @@
 Package: spatstat.sparse
-Version: 3.1-0.001
+Version: 3.1-0.002
 Date: 2026-04-10
 Title: Sparse Three-Dimensional Arrays and Linear Algebra Utilities
 Authors@R: c(person("Adrian", "Baddeley", 

NEWS

@@ -1,5 +1,5 @@
 
-        CHANGES IN spatstat.sparse VERSION 3.1-0.001
+        CHANGES IN spatstat.sparse VERSION 3.1-0.002
 
 OVERVIEW
 

inst/doc/packagesizes.txt

@@ -19,4 +19,4 @@ date version nhelpfiles nobjects ndatasets Rlines srclines
 "2023-03-12" "3.0-1" 15 48 0 2092 740
 "2023-10-24" "3.0-3" 15 48 0 2092 740
 "2024-06-21" "3.1-0" 15 48 0 2092 740
-"2026-04-10" "3.1-0.001" 16 49 0 2187 908
+"2026-04-10" "3.1-0.002" 16 49 0 2187 907

inst/info/packagesizes.txt

@@ -19,4 +19,4 @@ date version nhelpfiles nobjects ndatasets Rlines srclines
 "2023-03-12" "3.0-1" 15 48 0 2092 740
 "2023-10-24" "3.0-3" 15 48 0 2092 740
 "2024-06-21" "3.1-0" 15 48 0 2092 740
-"2026-04-10" "3.1-0.001" 16 49 0 2187 908
+"2026-04-10" "3.1-0.002" 16 49 0 2187 907

src/rmarkovchain.c

@@ -19,7 +19,7 @@
 
   The indices in 'colindex' and 'rowstart' are zero-based.
 
-  $Revision: 1.3 $ $Date: 2026/04/10 03:05:20 $
+  $Revision: 1.4 $ $Date: 2026/04/10 08:04:44 $
 
   Copyright (c) Adrian Baddeley 2026
   GNU Public Licence (>= 2.0)
@@ -30,7 +30,6 @@
 #include <R_ext/Utils.h>
 #include <math.h>
 
-
 /* rMCspMF
    Run 'M'ultiple independent realisations
    from different starting points, 
@@ -66,7 +65,7 @@ void rMCspMF(
     /* initialise position */
     currentpos = startpos[ipoint];
     /* run chain */
-    for(istep = 0; istep <- Nsteps; istep++) {
+    for(istep = 0; istep < Nsteps; istep++) {
       /* transition probabilities from current position */
       thisrowstart = rowstart[currentpos];
       nextrowstart = ((currentpos+1) < Nrows) ? rowstart[currentpos+1] : Nsparse;