From 5978def585fdee633eb8581fa68c7436ddeaad73 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=98yvind=20Kol=C3=A5s?= Date: Mon, 23 Jan 2017 22:39:42 +0100 Subject: [PATCH] app: improve vivid-light formula --- app/operations/layer-modes/gimpblendcomposite.h | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/app/operations/layer-modes/gimpblendcomposite.h b/app/operations/layer-modes/gimpblendcomposite.h index 6ee6292ffd..1a0b555dde 100644 --- a/app/operations/layer-modes/gimpblendcomposite.h +++ b/app/operations/layer-modes/gimpblendcomposite.h @@ -1150,12 +1150,13 @@ blendfun_vivid_light (const float *dest, if (src[c] > 0.5f) { - comp = (1.0f - (1.0f - dest[c]) / (2.0f * (src[c] - 0.5f))); + comp = (1.0f - (1.0f - dest[c]) / (2.0f * (src[c]))); } else { - comp = dest[c] / (1.0f - 2.0f * src[c]); + comp = dest[c] / (1.0f - 2.0f * (src[c] - 0.5)); } + comp = MIN (comp, 1.0f); out[c] = comp; }