From 148085c030a0ade2856269ca7d753464c2aa2e05 Mon Sep 17 00:00:00 2001
From: CobaltXII <sidatt64@gmail.com>
Date: Sat, 5 Jan 2019 10:21:20 -0500
Subject: [PATCH] Animation does not loop backwards and is faster

---
 glsl/block_vertex.glsl | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/glsl/block_vertex.glsl b/glsl/block_vertex.glsl
index 20b2c2b..c8f963b 100644
--- a/glsl/block_vertex.glsl
+++ b/glsl/block_vertex.glsl
@@ -44,16 +44,9 @@ void main()
 
 	if (frag_texture.z < 0.0f)
 	{
-		// Animate the water.
+		// Animate the texture.
 
-		float frame = mod(floor(time_in_seconds * 10.0f), 61.0f);
-
-		if (frame > 30.0f)
-		{
-			frame = 61.0f - frame;
-		}
-
-		frag_texture.z = abs(frag_texture.z) + frame;
+		frag_texture.z = abs(frag_texture.z) + mod(floor(time_in_seconds * 16.0f), 31.0f);
 	}
 
 	frag_lighting = vertex_lighting;