Shader error: too little data in type constructor

Node-based Shader Editor

Shader error: too little data in type constructor

Postby keenanwoodall » Wed Feb 07, 2018 6:36 pm

Shader error in 'Skin': too little data in type constructor at line 73 (on d3d9)

If I drag from this node to the debug node no errors are thrown.
https://imgur.com/KTkOIn1
But If I connect this node to the debug node errors are thrown. So it has to be something to do with the add node, right?
https://imgur.com/JVLGCIQ
Code: Select all
Shader "Skin"
{
   Properties
   {
      _MainTexture("Albedo", 2D) = "white" {}
      _TextureSample0("NormalMap", 2D) = "bump" {}
      _AOStrength("AO Strength", Range( 0 , 1)) = 0
      _AO("AO", 2D) = "white" {}
      _SSAmbient("SS Ambient", Color) = (0,0,0,1)
      _SSThickness("SS Thickness", 2D) = "white" {}
      _Power("Power", Range( 0.001 , 50)) = 0
      _Scale("Scale", Range( 0 , 10)) = 1
      _Attenuation("Attenuation", Range( 0 , 10)) = 1
      [HideInInspector] _texcoord( "", 2D ) = "white" {}
      [HideInInspector] __dirty( "", Int ) = 1
   }

   SubShader
   {
      Tags{ "RenderType" = "Opaque"  "Queue" = "Geometry+0" "IsEmissive" = "true"  }
      Cull Back
      CGINCLUDE
      #include "UnityCG.cginc"
      #include "UnityPBSLighting.cginc"
      #include "Lighting.cginc"
      #pragma target 4.6
      #ifdef UNITY_PASS_SHADOWCASTER
         #undef INTERNAL_DATA
         #undef WorldReflectionVector
         #undef WorldNormalVector
         #define INTERNAL_DATA half3 internalSurfaceTtoW0; half3 internalSurfaceTtoW1; half3 internalSurfaceTtoW2;
         #define WorldReflectionVector(data,normal) reflect (data.worldRefl, half3(dot(data.internalSurfaceTtoW0,normal), dot(data.internalSurfaceTtoW1,normal), dot(data.internalSurfaceTtoW2,normal)))
         #define WorldNormalVector(data,normal) fixed3(dot(data.internalSurfaceTtoW0,normal), dot(data.internalSurfaceTtoW1,normal), dot(data.internalSurfaceTtoW2,normal))
      #endif
      struct Input
      {
         float2 uv_texcoord;
         float3 worldPos;
         float3 worldNormal;
         INTERNAL_DATA
      };

      uniform sampler2D _TextureSample0;
      uniform float4 _TextureSample0_ST;
      uniform sampler2D _MainTexture;
      uniform float4 _MainTexture_ST;
      uniform float _Attenuation;
      uniform float4 _SSAmbient;
      uniform float _Power;
      uniform float _Scale;
      uniform sampler2D _SSThickness;
      uniform float4 _SSThickness_ST;
      uniform sampler2D _AO;
      uniform float4 _AO_ST;
      uniform float _AOStrength;

      void surf( Input i , inout SurfaceOutputStandard o )
      {
         float2 uv_TextureSample0 = i.uv_texcoord * _TextureSample0_ST.xy + _TextureSample0_ST.zw;
         o.Normal = UnpackNormal( tex2D( _TextureSample0, uv_TextureSample0 ) );
         float2 uv_MainTexture = i.uv_texcoord * _MainTexture_ST.xy + _MainTexture_ST.zw;
         o.Albedo = tex2D( _MainTexture, uv_MainTexture ).rgb;
         float3 ase_worldPos = i.worldPos;
         float3 ase_worldViewDir = normalize( UnityWorldSpaceViewDir( ase_worldPos ) );
         float3 ase_worldlightDir = normalize( UnityWorldSpaceLightDir( ase_worldPos ) );
         float3 ase_worldNormal = WorldNormalVector( i, float3( 0, 0, 1 ) );
         float dotResult140 = dot( ase_worldViewDir , -( 0.0 * ( ase_worldlightDir + ase_worldNormal ) ) );
         float3 temp_cast_1 = (_Power).xxx;
         float2 uv_SSThickness = i.uv_texcoord * _SSThickness_ST.xy + _SSThickness_ST.zw;
         o.Emission = ( ( _Attenuation * ( _SSAmbient + float4( ( pow( saturate( dotResult140 ) , temp_cast_1 ) * _Scale ) , 0.0 ) ) ) * tex2D( _SSThickness, uv_SSThickness ) ).xyz;
         float2 uv_AO = i.uv_texcoord * _AO_ST.xy + _AO_ST.zw;
         o.Occlusion = ( tex2D( _AO, uv_AO ).r * _AOStrength );
         o.Alpha = 1;
      }

      ENDCG
      CGPROGRAM
      #pragma surface surf Standard keepalpha fullforwardshadows

      ENDCG
      Pass
      {
         Name "ShadowCaster"
         Tags{ "LightMode" = "ShadowCaster" }
         ZWrite On
         CGPROGRAM
         #pragma vertex vert
         #pragma fragment frag
         #pragma target 4.6
         #pragma multi_compile_shadowcaster
         #pragma multi_compile UNITY_PASS_SHADOWCASTER
         #pragma skip_variants FOG_LINEAR FOG_EXP FOG_EXP2
         #include "HLSLSupport.cginc"
         #if ( SHADER_API_D3D11 || SHADER_API_GLCORE || SHADER_API_GLES3 || SHADER_API_METAL || SHADER_API_VULKAN )
            #define CAN_SKIP_VPOS
         #endif
         #include "UnityCG.cginc"
         #include "Lighting.cginc"
         #include "UnityPBSLighting.cginc"
         struct v2f
         {
            V2F_SHADOW_CASTER;
            float2 customPack1 : TEXCOORD1;
            float4 tSpace0 : TEXCOORD2;
            float4 tSpace1 : TEXCOORD3;
            float4 tSpace2 : TEXCOORD4;
            UNITY_VERTEX_INPUT_INSTANCE_ID
         };
         v2f vert( appdata_full v )
         {
            v2f o;
            UNITY_SETUP_INSTANCE_ID( v );
            UNITY_INITIALIZE_OUTPUT( v2f, o );
            UNITY_TRANSFER_INSTANCE_ID( v, o );
            Input customInputData;
            float3 worldPos = mul( unity_ObjectToWorld, v.vertex ).xyz;
            fixed3 worldNormal = UnityObjectToWorldNormal( v.normal );
            fixed3 worldTangent = UnityObjectToWorldDir( v.tangent.xyz );
            fixed tangentSign = v.tangent.w * unity_WorldTransformParams.w;
            fixed3 worldBinormal = cross( worldNormal, worldTangent ) * tangentSign;
            o.tSpace0 = float4( worldTangent.x, worldBinormal.x, worldNormal.x, worldPos.x );
            o.tSpace1 = float4( worldTangent.y, worldBinormal.y, worldNormal.y, worldPos.y );
            o.tSpace2 = float4( worldTangent.z, worldBinormal.z, worldNormal.z, worldPos.z );
            o.customPack1.xy = customInputData.uv_texcoord;
            o.customPack1.xy = v.texcoord;
            TRANSFER_SHADOW_CASTER_NORMALOFFSET( o )
            return o;
         }
         fixed4 frag( v2f IN
         #if !defined( CAN_SKIP_VPOS )
         , UNITY_VPOS_TYPE vpos : VPOS
         #endif
         ) : SV_Target
         {
            UNITY_SETUP_INSTANCE_ID( IN );
            Input surfIN;
            UNITY_INITIALIZE_OUTPUT( Input, surfIN );
            surfIN.uv_texcoord = IN.customPack1.xy;
            float3 worldPos = float3( IN.tSpace0.w, IN.tSpace1.w, IN.tSpace2.w );
            fixed3 worldViewDir = normalize( UnityWorldSpaceViewDir( worldPos ) );
            surfIN.worldPos = worldPos;
            surfIN.worldNormal = float3( IN.tSpace0.z, IN.tSpace1.z, IN.tSpace2.z );
            surfIN.internalSurfaceTtoW0 = IN.tSpace0.xyz;
            surfIN.internalSurfaceTtoW1 = IN.tSpace1.xyz;
            surfIN.internalSurfaceTtoW2 = IN.tSpace2.xyz;
            SurfaceOutputStandard o;
            UNITY_INITIALIZE_OUTPUT( SurfaceOutputStandard, o )
            surf( surfIN, o );
            #if defined( CAN_SKIP_VPOS )
            float2 vpos = IN.pos;
            #endif
            SHADOW_CASTER_FRAGMENT( IN )
         }
         ENDCG
      }
   }
   Fallback "Diffuse"
   CustomEditor "ASEMaterialInspector"
}
keenanwoodall
 
Posts: 2
Joined: Fri Apr 21, 2017 7:33 pm

Re: Shader error: too little data in type constructor

Postby Amplify_Borba » Thu Feb 08, 2018 10:42 am

Hello Keenan, even though I replied to you via email, I'll update this post with the same information in order to help other users that might come across the same issue.

Upon examining the shader meta from the sample you've sent us, I believe that this might be related to an issue that we've recently corrected with the debug node, so hopefully it should be fixed upon updating ASE and recompiling your shaders.

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