diff options
Diffstat (limited to 'generator')
| -rw-r--r-- | generator/pgmkernel.c | 4 | ||||
| -rw-r--r-- | generator/pgmmake.c | 2 |
2 files changed, 4 insertions, 2 deletions
diff --git a/generator/pgmkernel.c b/generator/pgmkernel.c index ec634c16..37072c38 100644 --- a/generator/pgmkernel.c +++ b/generator/pgmkernel.c @@ -223,11 +223,13 @@ main(int argc, const char * argv[]) { unsigned int col; for (col = 0; col < (cmdline.cols +1) / 2; ++col) { + double const epsilon = 1e-15; double const dx2 = SQR(col - xcenter); double const normalized = t(dx2, dy2, cmdline.weight) / 2 / tMax; - gray const grayval = ROUNDU(cmdline.maxval * (0.5 + normalized)); + gray const grayval = + ROUNDU(cmdline.maxval * (0.5 + normalized + epsilon)); halfKernel[arow][col ] = grayval; halfKernel[arow][cmdline.cols - col - 1] = grayval; diff --git a/generator/pgmmake.c b/generator/pgmmake.c index 3843e316..ae706639 100644 --- a/generator/pgmmake.c +++ b/generator/pgmmake.c @@ -117,7 +117,7 @@ main(int argc, const char ** const argv) { parseCommandLine(argc, argv, &cmdline); - grayLevel = ROUNDU(cmdline.grayLevel * cmdline.maxval); + grayLevel = pgm_unnormalize(cmdline.grayLevel, cmdline.maxval); pgm_writepgminit(stdout, cmdline.cols, cmdline.rows, cmdline.maxval, 0); |