diff options
Diffstat (limited to 'src/blind-colour-ciexyz.c')
| -rw-r--r-- | src/blind-colour-ciexyz.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/src/blind-colour-ciexyz.c b/src/blind-colour-ciexyz.c index 9710074..17dec5a 100644 --- a/src/blind-colour-ciexyz.c +++ b/src/blind-colour-ciexyz.c @@ -1,20 +1,34 @@ /* See LICENSE file for copyright and license details. */ #include "common.h" -USAGE("(X Y Z | Y)") +USAGE("[-% format] (X Y Z | Y)") int main(int argc, char *argv[]) { double X, Y, Z; + const char *fmt = NULL; - UNOFLAGS(0); + ARGBEGIN { + case '%': + fmt = UARGF(); + break; + default: + usage(); + } ARGEND; if (argc == 1) { + fmt = select_print_format("%! %! %!\n", DOUBLE, fmt); Y = etolf_arg("the Y value", argv[0]); X = Y * D65_XYZ_X; Z = Y * D65_XYZ_Z; - printf("%.50lf %.50lf %.50lf\n", X, Y, Z); + printf(fmt, X, Y, Z); + } else if (argc == 3 && fmt) { + fmt = select_print_format("%! %! %!\n", DOUBLE, fmt); + X = etolf_arg("the X value", argv[0]); + Y = etolf_arg("the Y value", argv[1]); + Z = etolf_arg("the Z value", argv[2]); + printf(fmt, X, Y, Z); } else if (argc == 3) { printf("%s %s %s\n", argv[0], argv[1], argv[2]); } else { |