From 470372222f011c15be1b03f179ed0a26a5875830 Mon Sep 17 00:00:00 2001 From: giraffedata Date: Thu, 26 Sep 2013 03:30:07 +0000 Subject: Release 10.35.90 git-svn-id: http://svn.code.sf.net/p/netpbm/code/super_stable@2001 9d0c8265-081b-0410-96cb-a4ca84ce46f8 --- generator/ppmforge.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'generator') diff --git a/generator/ppmforge.c b/generator/ppmforge.c index fcbbc1f1..cac56e38 100644 --- a/generator/ppmforge.c +++ b/generator/ppmforge.c @@ -493,7 +493,7 @@ createPlanetStuff(float * const a, double const bx = (n - 1) * uprj(j, cols); bxf[j] = floor(bx); - bxc[j] = bxf[j] + 1; + bxc[j] = MIN(bxf[j] + 1, n - 1); u[j] = bx - bxf[j]; u1[j] = 1 - u[j]; } @@ -1053,6 +1053,9 @@ main(int argc, char ** argv) { if ((i == argc) || (sscanf(argv[i], "%d", &meshsize) != 1)) pm_usage(usage); + if (meshsize < 2) + pm_error("mesh must be at least 2"); + /* Force FFT mesh to the next larger power of 2. */ for (j = meshsize; (j & 1) == 0; j >>= 1) ; -- cgit 1.4.1