Unity无缝贴图无限延伸Shader

无缝贴图使用该shader，在移动过程中可以无限延伸，保持固定位置。


Shader "TransparentWire"
{Properties{_Texture0("Texture 0", 2D) = "white" {}_YNormal("YNormal", Float) = 0.5_XNormal("XNormal", Float) = 0.5_Multiply("Multiply", Float) = 2_Texture1("Texture 1", 2D) = "white" {}_alpha("alpha",Float)=1[HideInInspector] _texcoord( "", 2D ) = "white" {}}SubShader{Tags { "RenderType"="Opaque" }LOD 100CGINCLUDE#pragma target 3.0ENDCGBlend SrcAlpha OneMinusSrcAlphaAlphaToMask OffCull BackColorMask RGBAZWrite OffZTest LEqualOffset 0 , 0Pass{Name "Unlit"Tags { "LightMode"="ForwardBase" }CGPROGRAM#ifndef UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX//only defining to not throw compilation error over Unity 5.5#define UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX(input)#endif#pragma vertex vert#pragma fragment frag#pragma multi_compile_instancing#include "UnityCG.cginc"#define ASE_NEEDS_FRAG_WORLD_POSITIONstruct appdata{float4 vertex : POSITION;float4 color : COLOR;half3 ase_normal : NORMAL;float4 ase_texcoord : TEXCOORD0;UNITY_VERTEX_INPUT_INSTANCE_ID};struct v2f{float4 vertex : SV_POSITION;#ifdef ASE_NEEDS_FRAG_WORLD_POSITIONfloat3 worldPos : TEXCOORD0;#endiffloat4 ase_texcoord1 : TEXCOORD1;float4 ase_texcoord2 : TEXCOORD2;UNITY_VERTEX_INPUT_INSTANCE_IDUNITY_VERTEX_OUTPUT_STEREO};uniform sampler2D _Texture0;uniform half _XNormal;uniform half _YNormal;uniform half _Multiply;uniform sampler2D _Texture1;uniform half4 _Texture1_ST;uniform half _alpha;v2f vert ( appdata v ){v2f o;UNITY_SETUP_INSTANCE_ID(v);UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);UNITY_TRANSFER_INSTANCE_ID(v, o);half3 ase_worldNormal = UnityObjectToWorldNormal(v.ase_normal);o.ase_texcoord1.xyz = ase_worldNormal;o.ase_texcoord2.xy = v.ase_texcoord.xy;//setting value to unused interpolator channels and avoid initialization warningso.ase_texcoord1.w = 0;o.ase_texcoord2.zw = 0;float3 vertexValue = float3(0, 0, 0);#if ASE_ABSOLUTE_VERTEX_POSvertexValue = v.vertex.xyz;#endifvertexValue = vertexValue;#if ASE_ABSOLUTE_VERTEX_POSv.vertex.xyz = vertexValue;#elsev.vertex.xyz += vertexValue;#endifo.vertex = UnityObjectToClipPos(v.vertex);#ifdef ASE_NEEDS_FRAG_WORLD_POSITIONo.worldPos = mul(unity_ObjectToWorld, v.vertex).xyz;#endifreturn o;}fixed4 frag (v2f i ) : SV_Target{UNITY_SETUP_INSTANCE_ID(i);UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX(i);fixed4 finalColor;#ifdef ASE_NEEDS_FRAG_WORLD_POSITIONfloat3 WorldPosition = i.worldPos;#endifhalf3 ase_worldNormal = i.ase_texcoord1.xyz;half3 normalizedWorldNormal = normalize( ase_worldNormal );half3 temp_output_83_0 = abs( normalizedWorldNormal );half3 temp_output_98_0 = ( _Multiply * WorldPosition );half temp_output_113_0 = (temp_output_98_0).x;half temp_output_114_0 = (temp_output_98_0).y;half2 appendResult77 = (half2(temp_output_113_0 , temp_output_114_0));half temp_output_115_0 = (temp_output_98_0).z;half2 appendResult78 = (half2(temp_output_113_0 , temp_output_115_0));half2 ifLocalVar70 = 0;if( _YNormal >= (temp_output_83_0).y )ifLocalVar70 = appendResult77;elseifLocalVar70 = appendResult78;half2 appendResult79 = (half2(temp_output_114_0 , temp_output_115_0));half2 ifLocalVar72 = 0;if( _XNormal >= (temp_output_83_0).x )ifLocalVar72 = ifLocalVar70;elseifLocalVar72 = appendResult79;float2 uv_Texture1 = i.ase_texcoord2.xy * _Texture1_ST.xy + _Texture1_ST.zw;finalColor = ( tex2D( _Texture0, ifLocalVar72 ) * tex2D( _Texture1, uv_Texture1 ).r *_alpha);return finalColor;}ENDCG}}CustomEditor "ASEMaterialInspector"}

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Unity无缝贴图无限延伸Shader

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