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comparison Meerwald-dir/pollen_stuff.c @ 24:9f20bce6184e v0.7
move directories, support netpbm 11
| author | Peter Meerwald-Stadler <pmeerw@pmeerw.net> |
|---|---|
| date | Fri, 20 Dec 2024 13:08:59 +0100 |
| parents | Meerwald/pollen_stuff.c@acb6967ee76d |
| children |
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| 23:71dd4b96221b | 24:9f20bce6184e |
|---|---|
| 1 #ifdef POLLEN_STUFF | |
| 2 { | |
| 3 double alpha, beta; | |
| 4 char *alpha_str = getenv("POLLEN_ALPHA"), *beta_str = getenv("POLLEN_BETA"); | |
| 5 | |
| 6 if (alpha_str && beta_str) { | |
| 7 alpha = atof(alpha_str); | |
| 8 beta = atof(beta_str); | |
| 9 | |
| 10 if (alpha < -M_PI || alpha >= M_PI) { | |
| 11 fprintf(stderr, "%s: pollen - alpha %f out of range\n", progname, alpha); | |
| 12 exit(1); | |
| 13 } | |
| 14 | |
| 15 if (beta < -M_PI || beta >= M_PI) { | |
| 16 fprintf(stderr, "%s: pollen - beta %f out of range\n", progname, beta); | |
| 17 exit(1); | |
| 18 } | |
| 19 | |
| 20 if (verbose > 7) | |
| 21 fprintf(stderr, "%s: pollen - alpha %f, beta %f\n", progname, alpha, beta); | |
| 22 | |
| 23 dwt_pollen_filter(alpha, beta); | |
| 24 } | |
| 25 } | |
| 26 #endif | |
| 27 |