From 9e95f63494bb44106f725d3bbde9904e400ad3e1 Mon Sep 17 00:00:00 2001
From: neon443 <69979447+neon443@users.noreply.github.com>
Date: Mon, 25 Aug 2025 19:57:37 +0100
Subject: [PATCH] i think i fucked the sinebow

---
 ShhShell/Terminal/CRT.metal | 19 +++++++++++--------
 1 file changed, 11 insertions(+), 8 deletions(-)

diff --git a/ShhShell/Terminal/CRT.metal b/ShhShell/Terminal/CRT.metal
index 1703f32..ae63e09 100644
--- a/ShhShell/Terminal/CRT.metal
+++ b/ShhShell/Terminal/CRT.metal
@@ -11,19 +11,22 @@ using namespace metal;
 
 //learning shaders stuff here
 [[ stitchable ]] half4 sinebow(float2 pos, half4 color, float2 size, float time) {
-	float2 uv = (pos/size.x) * 2 - 1;
+	float2 uv = (pos/size.x) * 2.0 - 1.0;
 	uv.y += 0.15;
 	float wave = sin(uv.x + time);
-	wave *= wave * 25;
-	float luma = abs(1 / (100 * uv.y + wave));
+	wave *= wave * 25.0;
+	
 	
 	half3 waveColor = half3(0);
-	for (float i = 0; i < 10; i++) {
+	for (float i = 0.0; i < 10.0; i++) {
+		float luma = abs(1.0 / (100.0 * uv.y + wave));
+		float y = sin(uv.x * sin(i) + i * 0.2 + i);
+		uv.y += y;
 		half3 rainbow = half3(
-			  sin(0.3 + time) * 0.5 + 0.5,
-			  sin(0.3 + 2 + sin(time * 0.3)) * 0.5 + 0.5,
-			  sin(0.3 + 4 + time) * 0.5 + 0.5
-							  );
+							(sin(i * 0.6 + i) * 0.5 + 0.5),
+							(sin(i * 0.6 + 2.0 + sin(i * 0.3)) * 0.5 + 0.5),
+							(sin(i * 0.6 + 4.0 + i) * 0.5 + 0.5)
+							);
 		waveColor += rainbow * luma;
 	}
 	return half4(waveColor, 1);