From eedc9197dbce0f3f32c4a350bd6ae19cab4e0bcd Mon Sep 17 00:00:00 2001
From: tTh <tth@redlady.dinorama.fr>
Date: Mon, 19 Sep 2022 11:17:24 +0200
Subject: [PATCH] are real numbers evil ?

---
 funcs/equalize.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/funcs/equalize.c b/funcs/equalize.c
index 2a152c6..e9363c1 100644
--- a/funcs/equalize.c
+++ b/funcs/equalize.c
@@ -16,9 +16,10 @@ extern int		verbosity;
 /* --------------------------------------------------------------------- */
 /*				new func: Wed 14 Sep 2022 11:28:04 AM CEST
 */
-int fimg_equalize(FloatImg *src, float vmax)
+int fimg_equalize(FloatImg *src, double vmax)
 {
-float			mm[6], maxi, coef;
+float			mm[6];
+double			maxi, coef;
 int			foo;
 
 #if DEBUG_LEVEL
@@ -31,8 +32,8 @@ if (foo) {
 	fprintf(stderr, "%s: err %d get_minmax\n", __func__, foo);
 	return foo;
 	}
-maxi = mm[1] > mm[3] ? mm[1] : mm[3];
-maxi = maxi  > mm[5] ? maxi  : mm[5];
+maxi = mm[1] > mm[3] ? (double)mm[1] : (double)mm[3];
+maxi = maxi  > mm[5] ?         maxi  : (double)mm[5];
 coef = vmax / maxi;
 
 if (verbosity) {
@@ -41,7 +42,7 @@ if (verbosity) {
 	fprintf(stderr, "vmax %f maxi %f multcoef = %g\n", vmax, maxi, coef);
 	}
 
-foo = fimg_mul_cste(src, coef);
+foo = fimg_mul_cste(src, (float)coef);
 if (foo) {
 	fprintf(stderr, "%s: err %d mul_cste\n", __func__, foo);
 	return foo;