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Grizmu

Unity ViewSpaceFloor Shader

Grizmu
Jul 15th, 2025
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  1. // Made with Amplify Shader Editor v1.9.1.2
  2. // Available at the Unity Asset Store - http://u3d.as/y3X
  3. Shader "ViewSpaceFloor"
  4. {
  5.     Properties
  6.     {
  7.         _Texture0("Texture 0", 2D) = "white" {}
  8.         _ScreenOffset("ScreenOffset", Vector) = (0,0,0,0)
  9.         _Scale("Scale", Vector) = (1,1,0,0)
  10.         _Tint("Tint", Color) = (1,1,1,1)
  11.         _VertexStartOffset("VertexStartOffset", Vector) = (0,0,0,0)
  12.         _VertexScale("VertexScale", Vector) = (0,0,0,0)
  13.         _Range("Range", Float) = 0.05
  14.         _TargetPosition("TargetPosition", Float) = 0
  15.         [HideInInspector] __dirty( "", Int ) = 1
  16.     }
  17.  
  18.     SubShader
  19.     {
  20.         Tags{ "RenderType" = "Opaque"  "Queue" = "Geometry+0" }
  21.         Cull Back
  22.         CGPROGRAM
  23.         #include "UnityPBSLighting.cginc"
  24.         #include "UnityShaderVariables.cginc"
  25.         #pragma target 3.0
  26.         #pragma surface surf StandardCustomLighting keepalpha addshadow fullforwardshadows
  27.         struct Input
  28.         {
  29.             float4 screenPos;
  30.             float3 worldPos;
  31.         };
  32.  
  33.         struct SurfaceOutputCustomLightingCustom
  34.         {
  35.             half3 Albedo;
  36.             half3 Normal;
  37.             half3 Emission;
  38.             half Metallic;
  39.             half Smoothness;
  40.             half Occlusion;
  41.             half Alpha;
  42.             Input SurfInput;
  43.             UnityGIInput GIData;
  44.         };
  45.  
  46.         uniform sampler2D _Texture0;
  47.         uniform float2 _Scale;
  48.         uniform float2 _ScreenOffset;
  49.         uniform float3 _VertexScale;
  50.         uniform float _TargetPosition;
  51.         uniform float _Range;
  52.         uniform float3 _VertexStartOffset;
  53.         uniform float4 _Tint;
  54.  
  55.         inline half4 LightingStandardCustomLighting( inout SurfaceOutputCustomLightingCustom s, half3 viewDir, UnityGI gi )
  56.         {
  57.             UnityGIInput data = s.GIData;
  58.             Input i = s.SurfInput;
  59.             half4 c = 0;
  60.             #ifdef UNITY_PASS_FORWARDBASE
  61.             float ase_lightAtten = data.atten;
  62.             if( _LightColor0.a == 0)
  63.             ase_lightAtten = 0;
  64.             #else
  65.             float3 ase_lightAttenRGB = gi.light.color / ( ( _LightColor0.rgb ) + 0.000001 );
  66.             float ase_lightAtten = max( max( ase_lightAttenRGB.r, ase_lightAttenRGB.g ), ase_lightAttenRGB.b );
  67.             #endif
  68.             #if defined(HANDLE_SHADOWS_BLENDING_IN_GI)
  69.             half bakedAtten = UnitySampleBakedOcclusion(data.lightmapUV.xy, data.worldPos);
  70.             float zDist = dot(_WorldSpaceCameraPos - data.worldPos, UNITY_MATRIX_V[2].xyz);
  71.             float fadeDist = UnityComputeShadowFadeDistance(data.worldPos, zDist);
  72.             ase_lightAtten = UnityMixRealtimeAndBakedShadows(data.atten, bakedAtten, UnityComputeShadowFade(fadeDist));
  73.             #endif
  74.             float4 ase_screenPos = float4( i.screenPos.xyz , i.screenPos.w + 0.00000000001 );
  75.             float4 ase_screenPosNorm = ase_screenPos / ase_screenPos.w;
  76.             ase_screenPosNorm.z = ( UNITY_NEAR_CLIP_VALUE >= 0 ) ? ase_screenPosNorm.z : ase_screenPosNorm.z * 0.5 + 0.5;
  77.             float clampResult83 = clamp( ( ( _TargetPosition - ase_screenPosNorm.y ) / _Range ) , 0.0 , 1.0 );
  78.             float4 appendResult88 = (float4(_VertexScale.x , ( _VertexScale.y * clampResult83 ) , _VertexScale.z , 0.0));
  79.             float3 ase_vertex3Pos = mul( unity_WorldToObject, float4( i.worldPos , 1 ) );
  80.             c.rgb = ( ( tex2D( _Texture0, ( ( ( ase_screenPosNorm * float4( _Scale, 0.0 , 0.0 ) ) + float4( _ScreenOffset, 0.0 , 0.0 ) ) + ( appendResult88 * float4( ( ase_vertex3Pos + _VertexStartOffset ) , 0.0 ) ) ).xy ) * _Tint ) * ase_lightAtten ).rgb;
  81.             c.a = 1;
  82.             return c;
  83.         }
  84.  
  85.         inline void LightingStandardCustomLighting_GI( inout SurfaceOutputCustomLightingCustom s, UnityGIInput data, inout UnityGI gi )
  86.         {
  87.             s.GIData = data;
  88.         }
  89.  
  90.         void surf( Input i , inout SurfaceOutputCustomLightingCustom o )
  91.         {
  92.             o.SurfInput = i;
  93.         }
  94.  
  95.         ENDCG
  96.     }
  97.     Fallback "Diffuse"
  98.     CustomEditor "ASEMaterialInspector"
  99. }
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  162. //CHKSM=5864C468B0D127EDCDBFAE96590D4A84141602F3
Tags: Unity
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