add new comparison method rgb_difference that resembles arithmetical difference per...
[imager.git] / imager.h
index 6a21765..c9472c8 100644 (file)
--- a/imager.h
+++ b/imager.h
@@ -293,6 +293,7 @@ void i_turbnoise(i_img *im,double xo,double yo,double scale);
 void i_gradgen(i_img *im, int num, i_img_dim *xo, i_img_dim *yo, i_color *ival, int dmeasure);
 int i_nearest_color(i_img *im, int num, i_img_dim *xo, i_img_dim *yo, i_color *ival, int dmeasure);
 i_img *i_diff_image(i_img *im, i_img *im2, double mindist);
+i_img *i_rgbdiff_image(i_img *im, i_img *im2);
 int
 i_fountain(i_img *im, double xa, double ya, double xb, double yb, 
            i_fountain_type type, i_fountain_repeat repeat,