From 3440d61a37d1de63fc8d831ec5ceecfc2faea206 Mon Sep 17 00:00:00 2001 From: Matthias Clasen Date: Sat, 3 Jul 2004 05:29:03 +0000 Subject: Correct the math to calculate bilinear weights. (#112412, Brian Cameron) Sat Jul 3 00:41:44 2004 Matthias Clasen * pixops/pixops.c (bilinear_box_make_weights): Correct the math to calculate bilinear weights. (#112412, Brian Cameron) --- gdk-pixbuf/pixops/pixops.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'gdk-pixbuf') diff --git a/gdk-pixbuf/pixops/pixops.c b/gdk-pixbuf/pixops/pixops.c index e4a086c2f..6f629d90b 100644 --- a/gdk-pixbuf/pixops/pixops.c +++ b/gdk-pixbuf/pixops/pixops.c @@ -1312,7 +1312,7 @@ bilinear_box_make_weights (PixopsFilterDimension *dim, dim->n = n; dim->weights = pixel_weights; - for (offset =0 ; offset < SUBSAMPLE; offset++) + for (offset = 0; offset < SUBSAMPLE; offset++) { double x = (double)offset / SUBSAMPLE; double a = x + 1 / scale; @@ -1320,7 +1320,7 @@ bilinear_box_make_weights (PixopsFilterDimension *dim, for (i = 0; i < n; i++) { w = linear_box_half (0.5 + i - a, 0.5 + i - x); - w += linear_box_half (1.5 + x - i, 1.5 + a - i); + w += linear_box_half (0.5 + x - i, 0.5 + a - i); *(pixel_weights++) = w * scale; } -- cgit v1.2.1