Correction du calcul de la valeur interm�diaire entre deux couleurs/alphas,

ce bug rendait inactif le param�tre de tension des gradients.

1 files changed, 4 insertions, 4 deletions

diff --git a/generic/Color.c b/generic/Color.c
index 851086f..9b5a71c 100644
--- a/generic/Color.c
+++ b/generic/Color.c
@@ -1305,11 +1305,11 @@ ZnGetGradient(Tcl_Interp	*interp,
     red_range = (int) last->rgb->red - (int) first->rgb->red;
     green_range = (int) last->rgb->green - (int) first->rgb->green;
     blue_range = (int) last->rgb->blue - (int) first->rgb->blue;
-    color.red =(int) first->rgb->red +  red_range*first->control/100;
-    color.green = (int) first->rgb->green + green_range*first->control/100;
-    color.blue = (int) first->rgb->blue + blue_range*first->control/100;
+    color.red =(int) first->rgb->red +  red_range/2;
+    color.green = (int) first->rgb->green + green_range/2;
+    color.blue = (int) first->rgb->blue + blue_range/2;
     first->mid_rgb = ZnGetColorByValue(tkwin, &color);
-    first->mid_alpha = first->alpha + (last->alpha-first->alpha)*first->control/100;
+    first->mid_alpha = first->alpha + (last->alpha-first->alpha)/2;
   }
   grad->colors[grad->num_colors-1].mid_rgb = NULL;