wip, because im losing my shit

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Assets/Scripts/Shaders/Blit.cs

@@ -4,6 +4,9 @@ using UnityEngine.Rendering.Universal;
 
 /*
  * https://cyangamedev.wordpress.com/2020/06/22/urp-post-processing/
+ *
+ * FIRST TRY NOT USING
+ *  29 octobre
  */
 
 namespace Shaders

Assets/Scripts/Shaders/CustomEffectComponent.cs

@@ -0,0 +1,28 @@
+using System;
+using UnityEngine;
+using UnityEngine.Rendering;
+using UnityEngine.Rendering.Universal;
+
+
+/**
+ * https://www.febucci.com/2022/05/custom-post-processing-in-urp/
+ */
+
+namespace Shaders
+{
+    [Serializable,
+     VolumeComponentMenuForRenderPipeline("Custom/CustomEffectComponent", typeof(UniversalRenderPipeline))]
+    public class CustomEffectComponent : VolumeComponent, IPostProcessComponent
+    {
+        // For example, an intensity parameter that goes from 0 to 1
+        public ClampedFloatParameter intensity =
+            new ClampedFloatParameter(value: 1, min: 0, max: 1, overrideState: true);
+
+        // Other 'Parameter' variables you might have
+
+        public bool IsActive() => intensity.value > 0;
+
+        // I have no idea what this does yet but I'll update the post once I find an usage
+        public bool IsTileCompatible() => true;
+    }
+}

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Assets/Scripts/Shaders/CustomPostProcessPass.cs

@@ -0,0 +1,118 @@
+using UnityEngine;
+using UnityEngine.Rendering;
+using UnityEngine.Rendering.Universal;
+/**
+ * https://www.febucci.com/2022/05/custom-post-processing-in-urp/
+ * 
+ */
+
+namespace Shaders
+{
+    [System.Serializable]
+    public class CustomPostProcessPass : ScriptableRenderPass
+    {
+        // Used to render from camera to post processings
+        // back and forth, until we render the final image to
+        // the camera
+        RenderTargetIdentifier source;
+        RenderTargetIdentifier destinationA;
+        RenderTargetIdentifier destinationB;
+        RenderTargetIdentifier latestDest;
+
+        readonly int temporaryRTIdA = Shader.PropertyToID("_TempRT");
+        readonly int temporaryRTIdB = Shader.PropertyToID("_TempRTB");
+
+        public CustomPostProcessPass()
+        {
+            // Set the render pass event
+            renderPassEvent = RenderPassEvent.BeforeRenderingPostProcessing;
+        }
+
+        public override void OnCameraSetup(CommandBuffer cmd, ref RenderingData renderingData)
+        {
+            // Grab the camera target descriptor. We will use this when creating a temporary render texture.
+            RenderTextureDescriptor descriptor = renderingData.cameraData.cameraTargetDescriptor;
+            descriptor.depthBufferBits = 0;
+
+            var renderer = renderingData.cameraData.renderer;
+            source = renderer.cameraColorTarget;
+
+            // Create a temporary render texture using the descriptor from above.
+            cmd.GetTemporaryRT(temporaryRTIdA , descriptor, FilterMode.Bilinear);
+            destinationA = new RenderTargetIdentifier(temporaryRTIdA);
+            cmd.GetTemporaryRT(temporaryRTIdB , descriptor, FilterMode.Bilinear);
+            destinationB = new RenderTargetIdentifier(temporaryRTIdB);
+        }
+    
+        // The actual execution of the pass. This is where custom rendering occurs.
+        public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData)
+        {
+            // Skipping post processing rendering inside the scene View
+            if(renderingData.cameraData.isSceneViewCamera)
+                return;
+        
+            // Here you get your materials from your custom class
+            // (It's up to you! But here is how I did it)
+            var materials = CustomPostProcessingMaterials.Instance;
+            if (materials == null)
+            {
+                Debug.LogError("Custom Post Processing Materials instance is null");
+                return;
+            }
+        
+            CommandBuffer cmd = CommandBufferPool.Get("Custom Post Processing");
+            cmd.Clear();
+
+            // This holds all the current Volumes information
+            // which we will need later
+            var stack = VolumeManager.instance.stack;
+
+            #region Local Methods
+
+            // Swaps render destinations back and forth, so that
+            // we can have multiple passes and similar with only a few textures
+            void BlitTo(Material mat, int pass = 0)
+            {
+                var first = latestDest;
+                var last = first == destinationA ? destinationB : destinationA;
+                Blit(cmd, first, last, mat, pass);
+
+                latestDest = last;
+            }
+
+            #endregion
+
+            // Starts with the camera source
+            latestDest = source;
+
+            //---Custom effect here---
+            var customEffect = stack.GetComponent<CustomEffectComponent>();
+            // Only process if the effect is active
+            if (customEffect.IsActive())
+            {
+                var crtMaterial = materials.crtEffect;
+                // P.s. optimize by caching the property ID somewhere else
+                crtMaterial.SetFloat(Shader.PropertyToID("_Intensity"), customEffect.intensity.value);
+            
+                BlitTo(crtMaterial);
+            }
+        
+            // Add any other custom effect/component you want, in your preferred order
+            // Custom effect 2, 3 , ...
+
+		
+            // DONE! Now that we have processed all our custom effects, applies the final result to camera
+            Blit(cmd, latestDest, source);
+        
+            context.ExecuteCommandBuffer(cmd);
+            CommandBufferPool.Release(cmd);
+        }
+
+        //Cleans the temporary RTs when we don't need them anymore
+        public override void OnCameraCleanup(CommandBuffer cmd)
+        {
+            cmd.ReleaseTemporaryRT(temporaryRTIdA);
+            cmd.ReleaseTemporaryRT(temporaryRTIdB);
+        }
+    }
+}

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Assets/Scripts/Shaders/CustomPostProcessRenderer.cs

@@ -0,0 +1,20 @@
+using UnityEngine.Rendering.Universal;
+
+namespace Shaders
+{
+    [System.Serializable]
+    public class CustomPostProcessRenderer : ScriptableRendererFeature
+    {
+        CustomPostProcessPass pass;
+
+        public override void Create()
+        {
+            pass = new CustomPostProcessPass();
+        }
+    
+        public override void AddRenderPasses(ScriptableRenderer renderer, ref RenderingData renderingData)
+        {
+            renderer.EnqueuePass(pass);
+        }
+    }
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+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Scripts/Shaders/CustomPostProcessingMaterials.cs

@@ -0,0 +1,35 @@
+using System;
+using UnityEngine;
+using UnityEngine.Serialization;
+
+/**
+ * https://www.febucci.com/2022/05/custom-post-processing-in-urp/
+ */
+
+namespace Shaders
+{
+    [System.Serializable,
+     CreateAssetMenu(fileName = "CustomPostProcessingMaterials", menuName = "CustomMaterial/CustomPostProcessingMaterials")]
+    public class CustomPostProcessingMaterials : UnityEngine.ScriptableObject
+    {
+        //---Your Materials---
+        public Material crtEffect;
+
+        //---Accessing the data from the Pass---
+        static CustomPostProcessingMaterials _instance;
+
+        public static CustomPostProcessingMaterials Instance
+        {
+            get
+            {
+                if (_instance != null) return _instance;
+                // TODO check if application is quitting
+                // and avoid loading if that is the case
+
+                _instance =
+                    UnityEngine.Resources.Load("Shaders/CustomPostProcessingMaterials") as CustomPostProcessingMaterials;
+                return _instance;
+            }
+        }
+    }
+}

Assets/Scripts/Shaders/CustomPostProcessingMaterials.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 0517c7201b6a73841950436abd2ee35f
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Settings/URP-HighFidelity-Renderer.asset

@@ -40,8 +40,8 @@ MonoBehaviour:
       type: 3}
   m_RendererFeatures:
   - {fileID: -1878332245247344467}
-  - {fileID: 6059349672888060108}
+  - {fileID: 7294651837198521499}
-  m_RendererFeatureMap: adc0de57c6d2eee5cc485f766c221754
+  m_RendererFeatureMap: adc0de57c6d2eee59b545e7c32cf3b65
   m_UseNativeRenderPass: 0
   postProcessData: {fileID: 11400000, guid: 41439944d30ece34e96484bdb6645b55, type: 2}
   xrSystemData: {fileID: 11400000, guid: 60e1133243b97e347b653163a8c01b64, type: 2}
@@ -81,7 +81,7 @@ MonoBehaviour:
   m_ClusteredRendering: 0
   m_TileSize: 32
   m_IntermediateTextureMode: 1
---- !u!114 &6059349672888060108
+--- !u!114 &7294651837198521499
 MonoBehaviour:
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
@@ -90,14 +90,7 @@ MonoBehaviour:
   m_GameObject: {fileID: 0}
   m_Enabled: 1
   m_EditorHideFlags: 0
-  m_Script: {fileID: 11500000, guid: d2d5de177d814a8d8c64638ad49b1b1d, type: 3}
+  m_Script: {fileID: 11500000, guid: e4a5752e025fc3d4c98d3aad409aac42, type: 3}
-  m_Name: CRTPass
+  m_Name: CustomPostProcessRenderer
   m_EditorClassIdentifier: 
   m_Active: 1
-  settings:
-    Event: 550
-    blitMaterial: {fileID: 2100000, guid: a110daba21b580f4898ccf841727c0c2, type: 2}
-    blitMaterialPassIndex: -1
-    destination: 0
-    textureId: _BlitPassTexture
-    alwaysRender: 1

Assets/Shaders/CRTMaterialShader.mat

@@ -20,7 +20,7 @@ Material:
   m_CorrespondingSourceObject: {fileID: 0}
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
-  m_Name: CRTBlit
+  m_Name: CRTMaterialShader
   m_Shader: {fileID: 4800000, guid: 7d830e9754227db4b89bacfdc753e135, type: 3}
   m_ValidKeywords: []
   m_InvalidKeywords: []
@@ -105,6 +105,7 @@ Material:
     - _GlossMapScale: 0
     - _Glossiness: 0
     - _GlossyReflections: 0
+    - _Intensity: 1
     - _Metallic: 0
     - _OcclusionStrength: 1
     - _Parallax: 0.005
@@ -117,24 +118,24 @@ Material:
     - _Surface: 0
     - _WorkflowMode: 1
     - _ZWrite: 1
-    - u_bend: 6.82
+    - u_bend: 4.84
-    - u_blue_offset_y: 0.0006
+    - u_blue_offset_y: 0.0042
     - u_green_offset_y: 0
-    - u_noise_amount: 0.01
+    - u_noise_amount: 0.015
     - u_noise_size: 417
-    - u_red_offset_y: -0.0004
+    - u_red_offset_y: -0.0042
-    - u_scanlin_transparence1: 0.011
+    - u_scanlin_transparence1: 0.024
-    - u_scanlin_transparence2: 0.008
+    - u_scanlin_transparence2: 0.024
     - u_scanline_amount: 0.047
     - u_scanline_size_1: 277
     - u_scanline_size_2: 521
     - u_scanline_speed_1: 94.13
     - u_scanline_speed_2: 30
-    - u_space_bend: 2.022
+    - u_space_bend: 2
     - u_time: 15.95
     - u_vignette_edge_round: 6
-    - u_vignette_size: 1.8
+    - u_vignette_size: 1.81
-    - u_vignette_smoothness: 0.26
+    - u_vignette_smoothness: 0.51
     m_Colors:
     - _BaseColor: {r: 1, g: 1, b: 1, a: 1}
     - _Color: {r: 1, g: 1, b: 1, a: 1}

Assets/Shaders/CRTShader.shader

@@ -23,9 +23,6 @@ Shader "CRTShader"
         u_blue_offset_y("Blue Offset",range(-0.01,0.01)) = 0
     }
 
-    // The Unity Editor uses the class ExampleCustomEditor to configure the Inspector for this shader asset
-    CustomEditor "Shaders.BlitShaderGUI"
-
     SubShader
     {
         // No culling or depth
@@ -94,7 +91,7 @@ Shader "CRTShader"
                 uv.y *= 1. + pow(abs(uv.x) / bend, 2.);
 
                 uv /= u_space_bend;
-                return uv + .5;
+                return (uv + .5);
             }
 
             float vignette(half2 uv, float size, float smoothness, float edgeRounding)
@@ -128,7 +125,7 @@ Shader "CRTShader"
 
                 half2 u = smoothstep(0., 1., f);
 
-                return lerp(a, b, u.x) + (c - a) * u.y * (1. - u.x) + (d - b) * u.x * u.y;
+                return (lerp(a, b, u.x) + (c - a) * u.y * (1. - u.x) + (d - b) * u.x * u.y);
             }
 
             fixed4 frag(v2f i) : SV_Target

Assets/Shaders/PixelShader.shader

@@ -1,62 +0,0 @@
-Shader "PixelShader"
-{
-    Properties
-    {
-        _MainTex("Texture", 2D) = "white" {}
-        _ScreenWidth("screen width", float) = 320.0
-        _ScreenHeight("screen height", float) = 240.0
-        _CellSizeX("size of x cell", float) = 4.0
-        _CellSizeY("size of y cell", float) = 4.0
-    }
-    SubShader
-    {
-        // No culling or depth
-        Cull Off ZWrite Off ZTest Always
-
-        Pass
-        {
-            CGPROGRAM
-            #pragma vertex vert
-            #pragma fragment frag
-
-            #include "UnityCG.cginc"
-
-            struct appdata
-            {
-                float4 vertex : POSITION;
-                float2 uv : TEXCOORD0;
-            };
-
-            struct v2f
-            {
-                float2 uv : TEXCOORD0;
-                float4 vertex : SV_POSITION;
-            };
-
-            v2f vert(appdata v)
-            {
-                v2f o;
-                o.vertex = UnityObjectToClipPos(v.vertex);
-                o.uv = v.uv;
-                return o;
-            }
-
-            sampler2D _MainTex;
-            float _ScreenWidth;
-            float _ScreenHeight;
-            float _CellSizeX;
-            float _CellSizeY;
-
-            fixed4 frag(v2f i) : SV_Target
-            {
-                float2 uv = i.uv;
-
-                float pixelX = _ScreenWidth / _CellSizeX;
-                float pixelY = _ScreenHeight / _CellSizeY;
-
-                return tex2D(_MainTex, float2(floor(pixelX * uv.x) / pixelX, floor(pixelY * uv.y) / pixelY));
-            }
-            ENDCG
-        }
-    }
-}

Assets/Shaders/PixelShader.shader.meta

@@ -1,10 +0,0 @@
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-guid: c4d7011496fb8f34ead8b47276ae3f0a
-ShaderImporter:
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-  defaultTextures: []
-  nonModifiableTextures: []
-  preprocessorOverride: 0
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