diff --git a/Assets/Data.meta b/Assets/Accessibility.meta
similarity index 100%
rename from Assets/Data.meta
rename to Assets/Accessibility.meta
diff --git a/Assets/Accessibility/Accessibility Options.asset b/Assets/Accessibility/Accessibility Options.asset
new file mode 100644
index 0000000..921b71e
--- /dev/null
+++ b/Assets/Accessibility/Accessibility Options.asset	
@@ -0,0 +1,25 @@
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+%TAG !u! tag:unity3d.com,2011:
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diff --git a/Assets/Accessibility/Accessibility Options.asset.meta b/Assets/Accessibility/Accessibility Options.asset.meta
new file mode 100644
index 0000000..194855d
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diff --git a/Assets/Plugins/FMOD/Cache.meta b/Assets/Audio.meta
similarity index 77%
rename from Assets/Plugins/FMOD/Cache.meta
rename to Assets/Audio.meta
index d233906..9d7e265 100644
--- a/Assets/Plugins/FMOD/Cache.meta
+++ b/Assets/Audio.meta
@@ -1,5 +1,5 @@
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diff --git a/Assets/Settings/Audio Visualiser Settings.asset b/Assets/Audio/Audio Visualiser.asset
similarity index 77%
rename from Assets/Settings/Audio Visualiser Settings.asset
rename to Assets/Audio/Audio Visualiser.asset
index 3ef9da8..bcb4c1e 100644
--- a/Assets/Settings/Audio Visualiser Settings.asset	
+++ b/Assets/Audio/Audio Visualiser.asset	
@@ -10,7 +10,7 @@ MonoBehaviour:
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+  m_Name: Audio Visualiser
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@@ -18,14 +18,6 @@ MonoBehaviour:
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-    sample: 173
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-    channel: 0
-    sample: 173
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     channel: 0
@@ -35,3 +27,4 @@ MonoBehaviour:
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diff --git a/Assets/Settings/Audio Visualiser Settings.asset.meta b/Assets/Audio/Audio Visualiser.asset.meta
similarity index 100%
rename from Assets/Settings/Audio Visualiser Settings.asset.meta
rename to Assets/Audio/Audio Visualiser.asset.meta
diff --git a/Assets/Materials/Tunnel.mat b/Assets/Materials/Tunnel_Calm.mat
similarity index 91%
rename from Assets/Materials/Tunnel.mat
rename to Assets/Materials/Tunnel_Calm.mat
index 9dbd88a..dd3d362 100644
--- a/Assets/Materials/Tunnel.mat
+++ b/Assets/Materials/Tunnel_Calm.mat
@@ -20,7 +20,7 @@ Material:
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   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
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+  m_Name: Tunnel_Safe
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@@ -102,6 +102,7 @@ Material:
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@@ -112,10 +113,19 @@ Material:
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     - _Parallax: 0.005
@@ -126,10 +136,12 @@ Material:
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diff --git a/Assets/Materials/Tunnel.mat.meta b/Assets/Materials/Tunnel_Calm.mat.meta
similarity index 100%
rename from Assets/Materials/Tunnel.mat.meta
rename to Assets/Materials/Tunnel_Calm.mat.meta
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new file mode 100644
index 0000000..706f49f
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+++ b/Assets/Materials/Tunnel_Party.mat
@@ -0,0 +1,152 @@
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diff --git a/Assets/Materials/Tunnel_Party.mat.meta b/Assets/Materials/Tunnel_Party.mat.meta
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diff --git a/Assets/Materials/Tunnel_Vibe.mat b/Assets/Materials/Tunnel_Vibe.mat
new file mode 100644
index 0000000..706f49f
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+++ b/Assets/Materials/Tunnel_Vibe.mat
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diff --git a/Assets/Materials/Tunnel_Vibe.mat.meta b/Assets/Materials/Tunnel_Vibe.mat.meta
new file mode 100644
index 0000000..061949e
--- /dev/null
+++ b/Assets/Materials/Tunnel_Vibe.mat.meta
@@ -0,0 +1,8 @@
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diff --git a/Assets/Prefabs/Rendering.prefab b/Assets/Prefabs/Rendering.prefab
index d4385b2..5bc8f0f 100644
--- a/Assets/Prefabs/Rendering.prefab
+++ b/Assets/Prefabs/Rendering.prefab
@@ -408,7 +408,7 @@ MeshRenderer:
   m_RenderingLayerMask: 1
   m_RendererPriority: 0
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@@ -502,10 +502,11 @@ MonoBehaviour:
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+  _ship: {fileID: 0}
   _fractal: {fileID: 3397488660425852632}
   _tunnel: {fileID: 3397488660842926088}
-  _channel: 0
-  _sample: 0
+  _system: {fileID: 11400000, guid: 65b0561f3154c9f438c3a1e1b443d03d, type: 2}
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diff --git a/Assets/Scripts/AccessibilityOptions.cs b/Assets/Scripts/AccessibilityOptions.cs
new file mode 100644
index 0000000..38d1d3f
--- /dev/null
+++ b/Assets/Scripts/AccessibilityOptions.cs
@@ -0,0 +1,52 @@
+using System;
+using System.Collections.Generic;
+using Unity.Collections;
+using UnityEngine;
+
+[Serializable]
+public enum AccessibilityMode
+{
+    Calm,
+    Vibe,
+    Party
+}
+
+[CreateAssetMenu]
+public class AccessibilityOptions : ScriptableObject
+{
+    public AccessibilityMode Mode
+    {
+        get => _mode;
+        set => _mode = value;
+    }
+    [SerializeField] private AccessibilityMode _mode;
+    
+    [Serializable]
+    public struct IntensitySetting
+    {
+        public Material Tunnel => _tunnel;
+        [SerializeField] private Material _tunnel;
+    }
+
+    public IntensitySetting Intensity => this[_mode];
+
+    [SerializeField] private IntensitySetting _calm;
+    [SerializeField] private IntensitySetting _vibe;
+    [SerializeField] private IntensitySetting _party;
+
+    public IntensitySetting this[AccessibilityMode mode]
+    {
+        get
+        {
+            switch (mode)
+            {
+                case AccessibilityMode.Calm: return _calm;
+                case AccessibilityMode.Vibe: return _vibe;
+                case AccessibilityMode.Party: return _party;
+                default: return default;
+            }
+        }
+    }
+
+    // [SerializeField] private IntensitySetting[] _intensitySettings;
+}
diff --git a/Assets/Scripts/Rendering/AudioVisualizerSettings.cs.meta b/Assets/Scripts/AccessibilityOptions.cs.meta
similarity index 83%
rename from Assets/Scripts/Rendering/AudioVisualizerSettings.cs.meta
rename to Assets/Scripts/AccessibilityOptions.cs.meta
index d91f8c8..9c8bee6 100644
--- a/Assets/Scripts/Rendering/AudioVisualizerSettings.cs.meta
+++ b/Assets/Scripts/AccessibilityOptions.cs.meta
@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: a918b83cb0f52b445bf4975f41eaf321
+guid: c271cfa846431634db54fa41238b7b35
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2
diff --git a/Assets/Scripts/Rendering/AudioVisualizer.cs b/Assets/Scripts/Rendering/AudioVisualizer.cs
index ed6b954..4e06118 100644
--- a/Assets/Scripts/Rendering/AudioVisualizer.cs
+++ b/Assets/Scripts/Rendering/AudioVisualizer.cs
@@ -1,41 +1,89 @@
 using System;
-using System.Collections;
-using System.Collections.Generic;
-using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
-using FMODUnity;
-using NUnit.Framework;
-using TMPro;
+using FMOD;
 using UnityEngine;
-using UnityEngine.Rendering.Universal;
+using INITFLAGS = FMOD.Studio.INITFLAGS;
 
-public class AudioVisualizer : MonoBehaviour
+[CreateAssetMenu(menuName = "Audio Visualizer Settings")]
+public class AudioVisualizer : ScriptableObject
 {
-    [SerializeField] private Renderer _ship;
-    [SerializeField] private Renderer _fractal;
-    [SerializeField] private Renderer _tunnel;
-    [SerializeField] private AudioVisualizerSettings _settings;
-
-    // https://qa.fmod.com/t/getting-spectrum-of-master-channel-in-unity/12579/2
-
-    // private FMOD.Studio.EventInstance _event;
-    private FMOD.DSP _fft;
-
-    private float _initialPower;
-
-    private void Start()
+    [Serializable]
+    private struct ShaderPropertyAnimation
     {
-        // _event = RuntimeManager.CreateInstance("event:/Music");
-
-        RuntimeManager.CoreSystem.createDSPByType(FMOD.DSP_TYPE.FFT, out _fft);
-        RuntimeManager.CoreSystem.getMasterChannelGroup(out var channelGroup);
-        channelGroup.addDSP(FMOD.CHANNELCONTROL_DSP_INDEX.HEAD, _fft);
-
-        _settings.Initialise(_fractal.material, _tunnel.material, _ship.material);
+        public string name;
+        public float multiplier;
+        [UnityEngine.Range(0, 5)] 
+        public int channel;
+        [UnityEngine.Range(0, 2048)]
+        public int sample;
+        
+        public float Initial { get; set; }
     }
 
-    private void LateUpdate()
+    // private Material _fractal;
+    // private Material _tunnel;
+    // private Material _ship;
+    [SerializeField] private ShaderPropertyAnimation[] _fractalAnimations;
+    [SerializeField] private ShaderPropertyAnimation[] _tunnelAnimations;
+    [SerializeField] private ShaderPropertyAnimation[] _shipAnimations;
+    [SerializeField] private AccessibilityOptions _accessibility;
+
+    public void Initialise(Material fractal, Material tunnel, Material ship)
     {
-        _settings.Update(_fft, _fractal, _tunnel, _ship);
+        // _fractal = fractal;
+        // _tunnel = tunnel;
+        // _ship = ship;
+        
+        InitialiseAnimations(_fractalAnimations, fractal);
+        InitialiseAnimations(_tunnelAnimations, tunnel);
+        InitialiseAnimations(_shipAnimations, ship);
     }
-}
\ No newline at end of file
+
+    private void InitialiseAnimations(ShaderPropertyAnimation[] animations, Material material)
+    {
+        for (int i = 0; i < animations.Length; i++)
+        {
+            var anim = animations[i];
+            anim.Initial = material.GetFloat(anim.name);
+            animations[i] = anim;
+        }
+    }
+
+    public void Update(DSP fft, Renderer fractal, Renderer tunnel, Renderer ship)
+    {
+        fft.getParameterData((int) FMOD.DSP_FFT.SPECTRUMDATA, out var unmanagedData, out var length);
+        var fftData = (FMOD.DSP_PARAMETER_FFT) Marshal.PtrToStructure(unmanagedData, typeof(FMOD.DSP_PARAMETER_FFT));
+        
+        var spectrum = fftData.spectrum;
+        var l = spectrum.Length;
+        if (l == 0) return;
+
+        for (int i = 0; i < _fractalAnimations.Length; i++)
+        {
+            var anim = _fractalAnimations[i];
+            var a = spectrum[anim.channel][anim.sample];
+            
+            fractal.material.SetFloat(anim.name, anim.Initial + anim.multiplier * a);
+        }
+        
+        for (int i = 0; i < _tunnelAnimations.Length; i++)
+        {
+            var anim = _tunnelAnimations[i];
+            var a = spectrum[anim.channel][anim.sample];
+            
+            tunnel.material.SetFloat(anim.name, anim.Initial + anim.multiplier * a);
+        }
+
+        UpdateAnimations(spectrum, _shipAnimations, ship);
+    }
+
+    private void UpdateAnimations(float[][] spectrum, ShaderPropertyAnimation[] animations, Renderer renderer)
+    {
+        for (int i = 0; i < animations.Length; i++)
+        {
+            var anim = animations[i];
+            var a = spectrum[anim.channel][anim.sample];
+            renderer.material.SetFloat(anim.name, anim.Initial + anim.multiplier * a);
+        }
+    }
+}
diff --git a/Assets/Scripts/Rendering/AudioVisualizer.cs.meta b/Assets/Scripts/Rendering/AudioVisualizer.cs.meta
index 9b7b31e..d91f8c8 100644
--- a/Assets/Scripts/Rendering/AudioVisualizer.cs.meta
+++ b/Assets/Scripts/Rendering/AudioVisualizer.cs.meta
@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 3832fa92b7c91804697fe9f4f858b5d4
+guid: a918b83cb0f52b445bf4975f41eaf321
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2
diff --git a/Assets/Scripts/Rendering/AudioVisualizerRuntime.cs b/Assets/Scripts/Rendering/AudioVisualizerRuntime.cs
new file mode 100644
index 0000000..0f3eb6d
--- /dev/null
+++ b/Assets/Scripts/Rendering/AudioVisualizerRuntime.cs
@@ -0,0 +1,43 @@
+using System;
+using FMODUnity;
+using UnityEngine;
+
+public class AudioVisualizerRuntime : MonoBehaviour
+{
+    [SerializeField] private Renderer _ship;
+    [SerializeField] private Renderer _fractal;
+    [SerializeField] private Renderer _tunnel;
+    [SerializeField] private AudioVisualizer _system;
+    [SerializeField] private AccessibilityOptions _accessibility;
+    
+    // https://qa.fmod.com/t/getting-spectrum-of-master-channel-in-unity/12579/2
+
+    // private FMOD.Studio.EventInstance _event;
+    private FMOD.DSP _fft;
+
+    private float _initialPower;
+
+    private void Awake()
+    {
+        // pick correct materials for accessibility
+        // _ship.material = _accessibility.Intensity.Ship;
+        _tunnel.material = new Material(_accessibility.Intensity.Tunnel);
+    }
+
+    private void Start()
+    {
+        // _event = RuntimeManager.CreateInstance("event:/Music");
+
+        RuntimeManager.CoreSystem.createDSPByType(FMOD.DSP_TYPE.FFT, out _fft);
+        RuntimeManager.CoreSystem.getMasterChannelGroup(out var channelGroup);
+        channelGroup.addDSP(FMOD.CHANNELCONTROL_DSP_INDEX.HEAD, _fft);
+
+        
+        _system.Initialise(_fractal.material, _tunnel.material, _ship.material);
+    }
+
+    private void LateUpdate()
+    {
+        _system.Update(_fft, _fractal, _tunnel, _ship);
+    }
+}
\ No newline at end of file
diff --git a/Assets/Scripts/Rendering/AudioVisualizerRuntime.cs.meta b/Assets/Scripts/Rendering/AudioVisualizerRuntime.cs.meta
new file mode 100644
index 0000000..9b7b31e
--- /dev/null
+++ b/Assets/Scripts/Rendering/AudioVisualizerRuntime.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 3832fa92b7c91804697fe9f4f858b5d4
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Scripts/Rendering/AudioVisualizerSettings.cs b/Assets/Scripts/Rendering/AudioVisualizerSettings.cs
deleted file mode 100644
index 3769532..0000000
--- a/Assets/Scripts/Rendering/AudioVisualizerSettings.cs
+++ /dev/null
@@ -1,81 +0,0 @@
-using System;
-using System.Runtime.InteropServices;
-using FMOD;
-using UnityEngine;
-using INITFLAGS = FMOD.Studio.INITFLAGS;
-
-[CreateAssetMenu(menuName = "Audio Visualizer Settings")]
-public class AudioVisualizerSettings : ScriptableObject
-{
-    [Serializable]
-    private struct ShaderPropertyAnimation
-    {
-        public string name;
-        public float multiplier;
-        [UnityEngine.Range(0, 5)] 
-        public int channel;
-        [UnityEngine.Range(0, 2048)]
-        public int sample;
-        
-        public float Initial { get; set; }
-    }
-    
-    [SerializeField] private ShaderPropertyAnimation[] _fractalAnimations;
-    [SerializeField] private ShaderPropertyAnimation[] _tunnelAnimations;
-    [SerializeField] private ShaderPropertyAnimation[] _shipAnimations;
-
-    public void Initialise(Material fractal, Material tunnel, Material ship)
-    {
-        InitialiseAnimations(_fractalAnimations, fractal);
-        InitialiseAnimations(_tunnelAnimations, tunnel);
-        InitialiseAnimations(_shipAnimations, ship);
-    }
-
-    private void InitialiseAnimations(ShaderPropertyAnimation[] animations, Material material)
-    {
-        for (int i = 0; i < animations.Length; i++)
-        {
-            var anim = animations[i];
-            anim.Initial = material.GetFloat(anim.name);
-            animations[i] = anim;
-        }
-    }
-
-    public void Update(DSP fft, Renderer fractal, Renderer tunnel, Renderer ship)
-    {
-        fft.getParameterData((int) FMOD.DSP_FFT.SPECTRUMDATA, out var unmanagedData, out var length);
-        var fftData = (FMOD.DSP_PARAMETER_FFT) Marshal.PtrToStructure(unmanagedData, typeof(FMOD.DSP_PARAMETER_FFT));
-        
-        var spectrum = fftData.spectrum;
-        var l = spectrum.Length;
-        if (l == 0) return;
-
-        for (int i = 0; i < _fractalAnimations.Length; i++)
-        {
-            var anim = _fractalAnimations[i];
-            var a = spectrum[anim.channel][anim.sample];
-            
-            fractal.material.SetFloat(anim.name, anim.Initial + anim.multiplier * a);
-        }
-        
-        for (int i = 0; i < _tunnelAnimations.Length; i++)
-        {
-            var anim = _tunnelAnimations[i];
-            var a = spectrum[anim.channel][anim.sample];
-            
-            tunnel.material.SetFloat(anim.name, anim.Initial + anim.multiplier * a);
-        }
-
-        UpdateAnimations(spectrum, _shipAnimations, ship);
-    }
-
-    private void UpdateAnimations(float[][] spectrum, ShaderPropertyAnimation[] animations, Renderer renderer)
-    {
-        for (int i = 0; i < animations.Length; i++)
-        {
-            var anim = animations[i];
-            var a = spectrum[anim.channel][anim.sample];
-            renderer.material.SetFloat(anim.name, anim.Initial + anim.multiplier * a);
-        }
-    }
-}
diff --git a/Assets/Shaders/tunnel.shader b/Assets/Shaders/tunnel.shader
index a945ff2..d198f33 100644
--- a/Assets/Shaders/tunnel.shader
+++ b/Assets/Shaders/tunnel.shader
@@ -5,17 +5,31 @@ Shader "custom/tunnel"
     // called Base Map.
     Properties
     { 
+        _BackgroundColor("Background Color", Color) = (0,0,0,0)
         [HDR] _NebulaColor1("Nebula Color 1", Color) = (1,1,1,1)
         [HDR] _NebulaColor2("Nebula Color 2", Color) = (1,1,1,1)
         [HDR] _FractalColor("Fractal Color", Color) = (1,1,1,1)
         
+        _FractalWeight("Fractal Weight", Range(0.0,1.0)) = 1.0
+        _NebulaWeight("Nebula Weight", Range(0.0,1.0)) = 1.0
+        _BarsWeight("Bars Weight", Range(0.0,1.0)) = 1.0
+        _StarsWeight("Stars Weight", Range(0.0,1.0)) = 1.0
+        
+        _FractalScale("Fractal Scale", Float) = 6.0
+        _FractalRotateSpeed("Fractal Rotate Speed", Float) = 20.0
+        _FractalPower("Fractal Power", Float) = 1.0
+        _FractalInner("Fractal Inner", Float) = 0.2
+        
+        _Nebula1Power("Nebula 1 Power", Float) = 1.0
+        _Nebula2Power("Nebula 2 Power", Float) = 1.0
+        
         _NebulaMap("Nebula Map", 2D) = "black"
         _StarMap("Star Map", 2D) = "black"
         _FractalMap("Fractal Map", 2D) = "black"
         
         _ShakeStrength("Shake Strength", Float) = 0.01
         
-        _OverallPower("Overall Power", Float) = 1.0
+        _Intensity("Intensity", Float) = 1.0
     }
 
     SubShader
@@ -46,14 +60,27 @@ Shader "custom/tunnel"
                 float2 uv           : TEXCOORD0;
             };
             
+            float4 _BackgroundColor;
             float4 _NebulaColor1;
             float4 _NebulaColor2;
+            
             float4 _FractalColor;
+            float _FractalScale = 6.0;
+            float _FractalRotateSpeed = 20.0;
+            float _FractalPower = 1.0;
+            float _FractalInner = 0.2;
+            float _FractalWeight = 1.0;
 
+            float _Nebula1Power = 1.0;
+            float _Nebula2Power = 1.0;
+            float _NebulaWeight = 1.0;
+            
+            float _BarsWeight;
+            float _StarsWeight;
+            
+            float _Intensity;
             float _ShakeStrength;
 
-            float _OverallPower;
-
             TEXTURE2D(_NebulaMap);
             SAMPLER(sampler_NebulaMap);
             TEXTURE2D(_StarMap);
@@ -87,9 +114,85 @@ Shader "custom/tunnel"
                     cos(rotation) * (uv.y - mid) - sin(rotation) * (uv.x - mid) + mid
                 );
             }            
-                
             
-            half4 frag(Varyings IN) : SV_Target
+            float4 nebula(float r, float a)
+            {
+                // sample nebula 1
+                float n1_stretch = 1.0/50.0;
+                float n1_speed = 20.0;
+                float n1_spin = 10.0;
+                // float n1_power = 2.0;
+                float n1_cutoff = 0.5;
+                
+                float2 nuv1;
+                nuv1.x = n1_stretch/(r*r) + _Time * n1_speed;
+                nuv1.y = a/PI + _Time * n1_spin;
+                half4 nebula1 = SAMPLE_TEXTURE2D(_NebulaMap, sampler_NebulaMap, nuv1);
+                nebula1 *= _NebulaColor1;
+                nebula1 *= max(0,_Nebula1Power*r-n1_cutoff);
+                
+                // sample nebula 2 - same as nebula 1 but in another direction
+                float n2_stretch = 1.0/100.0;
+                float n2_speed = 30.0;
+                float n2_spin = -5.0;
+                // float n2_power = 4.0;
+                float n2_cutoff = 0.5;
+
+                float2 nuv2;
+                nuv2.x = n2_stretch/(r*r) + _Time * n2_speed;
+                nuv2.y = a/PI + _Time * n2_spin;
+                half4 nebula2 = SAMPLE_TEXTURE2D(_NebulaMap, sampler_NebulaMap, nuv2.yx);
+                nebula2 *= _NebulaColor2;
+                nebula2 *= max(0,_Nebula2Power*r - n2_cutoff);
+
+                return (nebula1 + nebula2) * _Intensity * _NebulaWeight;
+            }
+
+            float4 stars(float r, float a)
+            {
+                // sample stars
+                float starStretch = 1.0/100.0;
+                float starSpeed = 10.0 * _Intensity;
+                float starWrap = 3.5f;
+                
+                // star uv
+                float2 suv;
+                // use the root to make them into radial lines instead of a tunnel
+                suv.x = starStretch/sqrt(r) + _Time * starSpeed;
+                suv.y = (float)starWrap*a/PI;
+                half4 star = SAMPLE_TEXTURE2D(_StarMap, sampler_StarMap, suv);
+                star *= r * r * 2.0;
+
+                return star * _Intensity * _StarsWeight;
+            }
+            
+            // same as fractals but calling it from a function turns them into bars?? 
+            float4 bars(float r, float p)
+            {
+                // fractal uv
+                float2 fuv1 = p / _FractalScale + float2(0.5,0.5);
+                fuv1 = rotateUV(fuv1,_Time*_FractalRotateSpeed);
+                half4 fractal1 = SAMPLE_TEXTURE2D(_FractalMap, sampler_FractalMap, fuv1);
+                fractal1 *= _FractalColor;
+                fractal1 *= max(0, r-_FractalInner);
+                fractal1 *= _FractalPower;
+
+                // fractal 2
+                float2 fuv2 = p / _FractalScale + float2(0.5,0.5);
+                fuv2 = rotateUV(fuv2,-_Time*_FractalRotateSpeed*3.561);
+                fuv2.x=1.0-fuv2.x;
+                half4 fractal2 = SAMPLE_TEXTURE2D(_FractalMap, sampler_FractalMap, fuv2);
+                fractal2 *= _FractalColor * sin(_Time*3);
+                fractal2 *= max(0, r-_FractalInner);
+                fractal2 *= _FractalPower;
+
+                half4 fractal = max(fractal1,fractal2) * _Intensity;
+                
+                return fractal * _Intensity * _BarsWeight;
+            }
+
+            
+            float4 frag(Varyings IN) : SV_Target
             {
                 float2 res = _ScreenParams;
                 float2 p = -1.0+2.0*IN.positionHCS.xy/res.xy;
@@ -100,87 +203,42 @@ Shader "custom/tunnel"
                 cameraShake.x = cos(shake*12.3341)+sin(shake*19.231057);
                 cameraShake.y = cos(shake*17.12311)+sin(shake*14.2315165);
                 cameraShake*=_ShakeStrength;
-                p += cameraShake;
+                // p += cameraShake;
 
                 // shared tunnel vars
                 float r = length(p);
                 float a = atan(p.y/p.x);
-                
-                // sample nebula 1
-                float n1_stretch = 1.0/50.0;
-                float n1_speed = 20.0;
-                float n1_spin = 10.0;
-                float n1_power = 2.0;
-                float n1_cutoff = 0.5;
-                
-                float2 nuv1;
-                nuv1.x = n1_stretch/(r*r) + _Time * n1_speed;
-                nuv1.y = a/PI + _Time * n1_spin;
-                half4 nebula1 = SAMPLE_TEXTURE2D(_NebulaMap, sampler_NebulaMap, nuv1);
-                nebula1 *= _NebulaColor1;
-                nebula1 *= max(0,n1_power*r-n1_cutoff);
-                
-                // sample nebula 2 - same as nebula 1 but in another direction
-                float n2_stretch = 1.0/100.0;
-                float n2_speed = 30.0;
-                float n2_spin = -5.0;
-                float n2_power = 4.0;
-                float n2_cutoff = 0.5;
 
-                float2 nuv2;
-                nuv2.x = n2_stretch/(r*r) + _Time * n2_speed;
-                nuv2.y = a/PI + _Time * n2_spin;
-                half4 nebula2 = SAMPLE_TEXTURE2D(_NebulaMap, sampler_NebulaMap, nuv2.yx);
-                nebula2 *= _NebulaColor2;
-                nebula2 *= max(0,n2_power*r - n2_cutoff);
-                
-                // sample stars
-                float starStretch = 1.0/100.0;
-                float starSpeed = 10.0;
-                int starWrap = 3;
-                
-                // star uv
-                float2 suv;
-                // use the root to make them into radial lines instead of a tunnel
-                suv.x = starStretch/sqrt(r) + _Time * starSpeed;
-                suv.y = (float)starWrap*a/PI;
-                half4 star = SAMPLE_TEXTURE2D(_StarMap, sampler_StarMap, suv);
-                star *= r * r * 2.0;
-                
-                // sample fractal
-                float fractalScale = 6.0;
-                float fractalRotateSpeed = 20.0;
-                float fractalPower = 1.0;
-                float fractal_inner = 0.2;
-                
-                // fractal uv
-                float2 fuv1 = p / fractalScale + float2(0.5,0.5);
-                fuv1 = rotateUV(fuv1,_Time*fractalRotateSpeed);
+                // for some reason trying to sample the fractal in a function turns it into bars
+                // looks cool but no idea why it happens so these fractals are inline
+                float2 fuv1 = p / _FractalScale + float2(0.5,0.5);
+                fuv1 = rotateUV(fuv1,_Time*_FractalRotateSpeed);
                 half4 fractal1 = SAMPLE_TEXTURE2D(_FractalMap, sampler_FractalMap, fuv1);
                 fractal1 *= _FractalColor;
-                fractal1 *= max(0, r-fractal_inner);
-                fractal1 *= fractalPower*0.5;
-
-                // fractal 2
-                float2 fuv2 = rotateUV(fuv1,-_Time*fractalRotateSpeed*3.561);
+                fractal1 *= max(0, r-_FractalInner);
+                fractal1 *= _FractalWeight;
+                fractal1 *= _Intensity;
+                
+                float2 fuv2 = p / _FractalScale + float2(0.5,0.5);
+                fuv2 = rotateUV(fuv2,-_Time*_FractalRotateSpeed*3.561);
                 fuv2.x=1.0-fuv2.x;
                 half4 fractal2 = SAMPLE_TEXTURE2D(_FractalMap, sampler_FractalMap, fuv2);
                 fractal2 *= _FractalColor * sin(_Time*3);
-                fractal2 *= max(0, r-fractal_inner);
-                fractal2 *= fractalPower*0.5;
-
-                half4 fractal = max(fractal1,fractal2);
+                fractal2 *= max(0, r-_FractalInner);
+                fractal2 *= _FractalWeight;
+                fractal2 *= _Intensity;
                 
-                half4 color = half4(0,0,0,0);
-                color += nebula1;
-                color += nebula2;
-                color += fractal;
-                // color += fractal1;
-                // color += fractal2;
-                color += star;
+                float4 color = _BackgroundColor;
+                color += nebula(r, a);
+                color += bars(r, p);
+                color += fractal1;
+                color += fractal2;
+                color += stars(r, a);
 
+                // bars, nebula, fractal, 
+                // average across all fx
+                
                 color = saturate(color);
-                color *= _OverallPower;
                 
                 return color;
             }