一些特效

Packages/NBPostProcessing/Shader/Disturbance.shader

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+Shader "XuanXuan/Disturbance"
+{
+    Properties
+    {
+        [MhGroup(Main)]_mainTex("Main", float) = 0
+        [MhTexture(Main)] _MaskMap("Mask Map", 2D) = "white" {}
+
+        [MhTexture(Main,_Strength,on)]_NoiseMap("Noise Map", 2D) = "white"{}
+        [HideInInspector]_Strength("Strength", Range(-0.2,0.2)) =0.1
+        [MhToggleKeyword(Main,_PARTICLE_CUSTOMDATA_ON)]_ParticleCustomDataOn("Particle customData Strength", float) = 0
+        [HideInInspector]_SurfaceType("surfaceType",float)=1
+        [HideInInspector] _QueueOffset("Queue offset", Float) = 0.0
+    }
+
+    // The SubShader block containing the Shader code.
+    SubShader
+    {
+        // SubShader Tags define when and under which conditions a SubShader block or
+        // a pass is executed.
+        Tags
+        {
+            "RenderType" = "Transparent" "RenderPipeline" = "UniversalPipeline" "Queue" = "Transparent" "IgnoreProjector" = "True"
+        }
+
+        Pass
+        {
+            Blend SrcAlpha OneMinusSrcAlpha
+            //ZTest Always
+            Cull Off
+            HLSLPROGRAM
+            //gpuInstancing on
+            #pragma multi_compile_instancing
+            #pragma instancing_options renderinglayer
+            #pragma multi_compile _ DOTS_INSTANCING_ON
+            #pragma target 3.5 DOTS_INSTANCING_ON
+
+            #pragma shader_feature_local_fragment _PARTICLE_CUSTOMDATA_ON
+            #pragma enable_d3d11_debug_symbols
+            
+
+            // This line defines the name of the vertex shader.
+            #pragma vertex vert
+            // This line defines the name of the fragment shader.
+            #pragma fragment frag
+            #include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Core.hlsl"
+            #include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Lighting.hlsl"
+
+
+            // This example uses the Attributes structure as an input structure in
+            // the vertex shader.
+            struct Attributes
+            {
+                float4 positionOS : POSITION;
+                float4 uv : TEXCOORD0;
+                UNITY_VERTEX_INPUT_INSTANCE_ID
+            };
+
+            struct Varyings
+            {
+                // The positions in this struct must have the SV_POSITION semantic.
+                float4 positionHCS : SV_POSITION;
+                float4 uv :TEXCOORD0;
+                UNITY_VERTEX_INPUT_INSTANCE_ID
+            };
+            
+            Texture2D _NoiseMap;
+            SAMPLER(sampler_NoiseMap);
+            
+            Texture2D _MaskMap;
+            SAMPLER(sampler_MaskMap);
+            float _Strength;
+
+            CBUFFER_START(UnityPerMaterial)
+
+            float4 _NoiseMap_ST;
+
+            CBUFFER_END
+
+
+            Varyings vert(Attributes IN)
+            {
+                Varyings OUT;
+                // Declaring the output object (OUT) with the Varyings struct.
+
+                UNITY_SETUP_INSTANCE_ID(IN);
+                UNITY_TRANSFER_INSTANCE_ID(IN, OUT);
+
+                OUT.positionHCS = TransformObjectToHClip(IN.positionOS.xyz);
+                OUT.uv = IN.uv;
+                return OUT;
+            }
+
+            half4 frag(Varyings IN) : SV_Target
+            {
+                UNITY_SETUP_INSTANCE_ID(IN);
+
+                half2 screenSpaceUV = IN.positionHCS.xy / _ScaledScreenParams.xy;
+                const half2 noiseUV = screenSpaceUV * _NoiseMap_ST.xy + _NoiseMap_ST.zw;
+
+                half noise = SAMPLE_TEXTURE2D(_NoiseMap, sampler_NoiseMap, noiseUV).r * 2 - 1;
+                half mask = SAMPLE_TEXTURE2D(_MaskMap, sampler_MaskMap, IN.uv.xy).r;
+                noise = lerp(0, noise, mask);
+                
+                //noise = (noise * _Strength * 5) * 0.5 + 0.5;
+                noise = (noise * _Strength) * 1.25 + 0.5;
+                
+                return half4(noise.xxx, 1.0);
+            }
+            ENDHLSL
+        }
+    }
+    customEditor "ShaderEditor.MhBaseShaderGUI"
+}