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- Shader "Hidden/SamplerNode"
- {
- Properties
- {
- _B ("_UVs", 2D) = "white" {}
- _C ("_Level", 2D) = "white" {}
- _F ("_NormalScale", 2D) = "white" {}
- _CustomUVs ("_CustomUVs", Int) = 0
- _Unpack ("_Unpack", Int) = 0
- _LodType ("_LodType", Int) = 0
-
- _Sampler ("_Sampler", 2D) = "white" {}
- _Sampler3D ("_Sampler3D", 3D) = "white" {}
- _Array ("_Array", 2DArray) = "white" {}
- _Cube( "_Cube", CUBE) = "white" {}
- _Default ("_Default", Int) = 0
- _Type ("_Type", Int) = 0
- }
- SubShader
- {
- Pass
- {
- CGPROGRAM
- #pragma vertex vert_img
- #pragma fragment frag
- #pragma exclude_renderers d3d9
- #pragma target 3.5
- #include "UnityCG.cginc"
- #include "UnityStandardUtils.cginc"
-
- sampler2D _B;
- sampler2D _C;
- sampler2D _F;
- int _CustomUVs;
- int _Unpack;
- int _LodType;
-
- UNITY_DECLARE_TEX2DARRAY( _Array );
- samplerCUBE _Cube;
- sampler2D _Sampler;
- sampler3D _Sampler3D;
- int _Default;
- int _Type;
-
- float4 frag( v2f_img i ) : SV_Target
- {
- if( _Default == 1 )
- {
- return 1;
- }
- else if( _Default == 2 )
- {
- return 0;
- }
- else if( _Default == 3 )
- {
- return 0.5f;
- }
- else if( _Default == 4 )
- {
- float4 h = float4(0.5,0.5,1,1);
- if ( _Unpack == 1 ) {
- h.rgb = UnpackScaleNormal( h.xxyy, tex2D( _F, i.uv ).r );
- }
- return h;
- }
- else
- {
- if( _Type == 4 )
- return UNITY_SAMPLE_TEX2DARRAY( _Array, float3( i.uv, 0 ) );
- else if( _Type == 3 )
- {
- float3 uvs = float3(i.uv,0);
-
- if ( _CustomUVs == 1 )
- uvs = tex2D( _B, i.uv ).xyz;
-
- return texCUBE( _Cube, uvs );
- }
- else if( _Type == 2 )
- {
- return tex3D( _Sampler3D, float3(i.uv,0) );
- }
- else
- {
- float2 uvs = i.uv;
- float4 c = 0;
-
- if ( _CustomUVs == 1 )
- uvs = tex2D( _B, i.uv ).xy;
-
- if ( _LodType == 1 )
- {
- float lod = tex2D( _C, i.uv ).r;
- c = tex2Dlod( _Sampler, float4(uvs,0,lod) );
- }
- else if ( _LodType == 2 )
- {
- float bias = tex2D( _C, i.uv ).r;
- c = tex2Dbias( _Sampler, float4(uvs,0,bias) );
- }
- else
- {
- c = tex2D( _Sampler, uvs );
- }
-
- if ( _Unpack == 1 ) {
- float nscale = tex2D( _F, i.uv ).r;
- c.rgb = UnpackScaleNormal( c, nscale );
- }
-
- return c;
- }
- }
- }
- ENDCG
- }
- }
- }
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