From f5669bb9c63315ea79a0e068784747ddcd32d257 Mon Sep 17 00:00:00 2001
From: DreamMaoMao <2523610504@qq.com>
Date: Sun, 2 Nov 2025 09:31:02 +0800
Subject: [PATCH] opt: optimize layer fadein animaiton

---
 src/animation/layer.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/animation/layer.h b/src/animation/layer.h
index 3b3a73a..ee16c79 100644
--- a/src/animation/layer.h
+++ b/src/animation/layer.h
@@ -266,7 +266,9 @@ void layer_animation_next_tick(LayerSurface *l) {
 	unsigned int y = l->animation.initial.y +
 					 (l->current.y - l->animation.initial.y) * factor;
 
-	double opacity = MIN(fadein_begin_opacity + animation_passed, 1.0f);
+	double opacity = MIN(fadein_begin_opacity +
+							 animation_passed * (1.0 - fadein_begin_opacity),
+						 1.0f);
 
 	if (animation_fade_in)
 		wlr_scene_node_for_each_buffer(&l->scene->node,