308 lines
16 KiB
Plaintext
308 lines
16 KiB
Plaintext
Shader "NatureManufacture Shaders/Standard Shaders/Standard Specular Snow"
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{
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Properties
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{
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_MainTex("MainTex", 2D) = "white" {}
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_Color("Color", Color) = (1,1,1,1)
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_BumpMap("BumpMap", 2D) = "bump" {}
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_BumpScale("BumpScale", Range( 0 , 2)) = 1
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_SpecularRGBSmoothnesA("Specular (RGB) Smoothnes (A)", 2D) = "white" {}
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_SpecularPower("Specular Power", Range( 0 , 2)) = 1
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_SmoothnessPower("Smoothness Power", Range( 0 , 2)) = 1
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_AmbientOcclusionG("Ambient Occlusion (G)", 2D) = "white" {}
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_AmbientOcclusionPower("Ambient Occlusion Power", Range( 0 , 1)) = 1
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_DetailMask("DetailMask", 2D) = "white" {}
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_DetailAlbedoPower("Detail Albedo Power", Range( 0 , 2)) = 0
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_DetailMapAlbedoRNyGNxA("Detail Map Albedo(R) Ny(G) Nx(A)", 2D) = "black" {}
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_DetailNormalMapScale("DetailNormalMapScale", Range( 0 , 5)) = 0
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[Toggle(_USESNOW_ON)] _UseSnow("Use Snow", Float) = 1
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[Toggle(_USEDYNAMICSNOWTSTATICMASKF_ON)] _UseDynamicSnowTStaticMaskF("Use Dynamic Snow (T) Static Mask (F)", Float) = 1
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_SnowMaskB("Snow Mask (B)", 2D) = "white" {}
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_SnowMaskPower("Snow Mask Power", Range( 0 , 10)) = 1
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_Snow_Amount("Snow_Amount", Range( 0 , 2)) = 0.13
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_Snow_AmountGrowSpeed("Snow_Amount Grow Speed", Range( 1 , 3)) = 2
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_TriplanarCoverFalloff("Triplanar Cover Falloff", Range( 1 , 10)) = 8
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_SnowAlbedoRGB("Snow Albedo (RGB)", 2D) = "white" {}
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_SnowTiling("Snow Tiling", Range( 0.0001 , 100)) = 15
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_SnowAlbedoColor("Snow Albedo Color", Color) = (1,1,1,1)
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_SnowNormalRGB("Snow Normal (RGB)", 2D) = "white" {}
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_SnowNormalScale("Snow Normal Scale", Range( 0 , 2)) = 1
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_SnowNormalCoverHardness("Snow Normal Cover Hardness", Range( 0 , 10)) = 1
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_Snow_SpecularRGBSmoothnessA("Snow_Specular (RGB) Smoothness (A)", 2D) = "white" {}
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_SnowSpecularPower("Snow Specular Power", Range( 0 , 2)) = 0
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_SnowSmoothnessPower("Snow Smoothness Power", Range( 0 , 2)) = 1
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_SnowAmbientOcclusionG("Snow Ambient Occlusion(G)", 2D) = "white" {}
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_SnowAmbientOcclusionPower("Snow Ambient Occlusion Power", Range( 0 , 1)) = 1
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_SnowMaxAngle("Snow Max Angle", Range( 0.001 , 90)) = 90
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_SnowHardness("Snow Hardness", Range( 1 , 10)) = 5
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_Snow_Min_Height("Snow_Min_Height", Range( -1000 , 10000)) = -1000
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_SnowHeightG("Snow Height (G)", 2D) = "white" {}
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_SnowHeightSharpness("Snow Height Sharpness", Range( 0 , 2)) = 0.3
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_Snow_Min_Height_Blending("Snow_Min_Height_Blending", Range( 0 , 500)) = 1
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[HideInInspector] _texcoord( "", 2D ) = "white" {}
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[HideInInspector] __dirty( "", Int ) = 1
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}
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SubShader
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{
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Tags{ "RenderType" = "Opaque" "Queue" = "Geometry+0" }
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Cull Back
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ZTest LEqual
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CGINCLUDE
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#include "UnityStandardUtils.cginc"
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#include "UnityPBSLighting.cginc"
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#include "Lighting.cginc"
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#pragma target 3.0
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#pragma shader_feature _USESNOW_ON
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#pragma shader_feature _USEDYNAMICSNOWTSTATICMASKF_ON
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#define ASE_TEXTURE_PARAMS(textureName) textureName
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#include "NM_indirect.cginc"
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#pragma multi_compile GPU_FRUSTUM_ON __
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#pragma instancing_options procedural:setup
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#ifdef UNITY_PASS_SHADOWCASTER
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#undef INTERNAL_DATA
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#undef WorldReflectionVector
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#undef WorldNormalVector
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#define INTERNAL_DATA half3 internalSurfaceTtoW0; half3 internalSurfaceTtoW1; half3 internalSurfaceTtoW2;
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#define WorldReflectionVector(data,normal) reflect (data.worldRefl, half3(dot(data.internalSurfaceTtoW0,normal), dot(data.internalSurfaceTtoW1,normal), dot(data.internalSurfaceTtoW2,normal)))
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#define WorldNormalVector(data,normal) half3(dot(data.internalSurfaceTtoW0,normal), dot(data.internalSurfaceTtoW1,normal), dot(data.internalSurfaceTtoW2,normal))
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#endif
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struct Input
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{
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float2 uv_texcoord;
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float3 worldPos;
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float3 worldNormal;
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INTERNAL_DATA
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};
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uniform float _BumpScale;
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uniform sampler2D _BumpMap;
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uniform sampler2D _MainTex;
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uniform float4 _MainTex_ST;
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uniform sampler2D _DetailMapAlbedoRNyGNxA;
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uniform float4 _DetailMapAlbedoRNyGNxA_ST;
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uniform float _DetailNormalMapScale;
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uniform sampler2D _DetailMask;
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uniform float4 _DetailMask_ST;
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uniform float _SnowNormalCoverHardness;
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uniform sampler2D _SnowNormalRGB;
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uniform float _SnowTiling;
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uniform float _TriplanarCoverFalloff;
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uniform float _SnowNormalScale;
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uniform float _Snow_Amount;
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uniform float _Snow_AmountGrowSpeed;
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uniform float _SnowMaxAngle;
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uniform float _SnowHardness;
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uniform float _Snow_Min_Height;
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uniform float _Snow_Min_Height_Blending;
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uniform sampler2D _SnowMaskB;
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uniform float4 _SnowMaskB_ST;
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uniform float _SnowMaskPower;
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uniform sampler2D _SnowHeightG;
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uniform float _SnowHeightSharpness;
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uniform float4 _Color;
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uniform float _DetailAlbedoPower;
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uniform sampler2D _SnowAlbedoRGB;
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uniform float4 _SnowAlbedoColor;
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uniform sampler2D _SpecularRGBSmoothnesA;
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uniform float _SpecularPower;
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uniform sampler2D _Snow_SpecularRGBSmoothnessA;
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uniform float _SnowSpecularPower;
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uniform float _SmoothnessPower;
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uniform float _SnowSmoothnessPower;
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uniform sampler2D _AmbientOcclusionG;
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uniform float _AmbientOcclusionPower;
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uniform sampler2D _SnowAmbientOcclusionG;
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uniform float _SnowAmbientOcclusionPower;
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inline float3 TriplanarSamplingSNF( sampler2D topTexMap, float3 worldPos, float3 worldNormal, float falloff, float2 tiling, float3 normalScale, float3 index )
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{
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float3 projNormal = ( pow( abs( worldNormal ), falloff ) );
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projNormal /= ( projNormal.x + projNormal.y + projNormal.z ) + 0.00001;
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float3 nsign = sign( worldNormal );
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half4 xNorm; half4 yNorm; half4 zNorm;
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xNorm = ( tex2D( ASE_TEXTURE_PARAMS( topTexMap ), tiling * worldPos.zy * float2( nsign.x, 1.0 ) ) );
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yNorm = ( tex2D( ASE_TEXTURE_PARAMS( topTexMap ), tiling * worldPos.xz * float2( nsign.y, 1.0 ) ) );
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zNorm = ( tex2D( ASE_TEXTURE_PARAMS( topTexMap ), tiling * worldPos.xy * float2( -nsign.z, 1.0 ) ) );
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xNorm.xyz = half3( UnpackScaleNormal( xNorm, normalScale.y ).xy * float2( nsign.x, 1.0 ) + worldNormal.zy, worldNormal.x ).zyx;
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yNorm.xyz = half3( UnpackScaleNormal( yNorm, normalScale.x ).xy * float2( nsign.y, 1.0 ) + worldNormal.xz, worldNormal.y ).xzy;
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zNorm.xyz = half3( UnpackScaleNormal( zNorm, normalScale.y ).xy * float2( -nsign.z, 1.0 ) + worldNormal.xy, worldNormal.z ).xyz;
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return normalize( xNorm.xyz * projNormal.x + yNorm.xyz * projNormal.y + zNorm.xyz * projNormal.z );
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}
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inline float4 TriplanarSamplingSF( sampler2D topTexMap, float3 worldPos, float3 worldNormal, float falloff, float2 tiling, float3 normalScale, float3 index )
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{
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float3 projNormal = ( pow( abs( worldNormal ), falloff ) );
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projNormal /= ( projNormal.x + projNormal.y + projNormal.z ) + 0.00001;
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float3 nsign = sign( worldNormal );
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half4 xNorm; half4 yNorm; half4 zNorm;
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xNorm = ( tex2D( ASE_TEXTURE_PARAMS( topTexMap ), tiling * worldPos.zy * float2( nsign.x, 1.0 ) ) );
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yNorm = ( tex2D( ASE_TEXTURE_PARAMS( topTexMap ), tiling * worldPos.xz * float2( nsign.y, 1.0 ) ) );
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zNorm = ( tex2D( ASE_TEXTURE_PARAMS( topTexMap ), tiling * worldPos.xy * float2( -nsign.z, 1.0 ) ) );
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return xNorm * projNormal.x + yNorm * projNormal.y + zNorm * projNormal.z;
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}
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void surf( Input i , inout SurfaceOutputStandardSpecular o )
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{
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float2 uv0_MainTex = i.uv_texcoord * _MainTex_ST.xy + _MainTex_ST.zw;
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float3 tex2DNode4 = UnpackScaleNormal( tex2D( _BumpMap, uv0_MainTex ), _BumpScale );
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float2 uv0_DetailMapAlbedoRNyGNxA = i.uv_texcoord * _DetailMapAlbedoRNyGNxA_ST.xy + _DetailMapAlbedoRNyGNxA_ST.zw;
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float4 tex2DNode205 = tex2D( _DetailMapAlbedoRNyGNxA, uv0_DetailMapAlbedoRNyGNxA );
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float2 appendResult11_g1 = (float2(tex2DNode205.a , tex2DNode205.g));
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float2 temp_output_4_0_g1 = ( ( ( appendResult11_g1 * float2( 2,2 ) ) + float2( -1,-1 ) ) * _DetailNormalMapScale );
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float2 break8_g1 = temp_output_4_0_g1;
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float dotResult5_g1 = dot( temp_output_4_0_g1 , temp_output_4_0_g1 );
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float temp_output_9_0_g1 = sqrt( ( 1.0 - saturate( dotResult5_g1 ) ) );
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float3 appendResult10_g1 = (float3(break8_g1.x , break8_g1.y , temp_output_9_0_g1));
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float3 temp_output_237_0 = appendResult10_g1;
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float3 normalizeResult202 = normalize( BlendNormals( tex2DNode4 , temp_output_237_0 ) );
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float2 uv_DetailMask = i.uv_texcoord * _DetailMask_ST.xy + _DetailMask_ST.zw;
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float4 tex2DNode195 = tex2D( _DetailMask, uv_DetailMask );
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float3 lerpResult193 = lerp( tex2DNode4 , normalizeResult202 , tex2DNode195.a);
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float3 normalizeResult201 = normalize( BlendNormals( UnpackScaleNormal( tex2D( _BumpMap, uv0_MainTex ), _SnowNormalCoverHardness ) , temp_output_237_0 ) );
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float temp_output_122_0 = ( 1.0 / _SnowTiling );
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float3 ase_worldPos = i.worldPos;
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float3 ase_worldNormal = WorldNormalVector( i, float3( 0, 0, 1 ) );
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float3 ase_worldTangent = WorldNormalVector( i, float3( 1, 0, 0 ) );
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float3 ase_worldBitangent = WorldNormalVector( i, float3( 0, 1, 0 ) );
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float3x3 ase_worldToTangent = float3x3( ase_worldTangent, ase_worldBitangent, ase_worldNormal );
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float3 triplanar166 = TriplanarSamplingSNF( _SnowNormalRGB, ase_worldPos, ase_worldNormal, _TriplanarCoverFalloff, temp_output_122_0, _SnowNormalScale, 0 );
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float3 tanTriplanarNormal166 = mul( ase_worldToTangent, triplanar166 );
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float temp_output_225_0 = ( 4.0 - _Snow_AmountGrowSpeed );
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float clampResult224 = clamp( pow( ( _Snow_Amount / temp_output_225_0 ) , temp_output_225_0 ) , 0.0 , 2.0 );
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float clampResult89 = clamp( ase_worldNormal.y , 0.0 , 0.999999 );
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float temp_output_88_0 = ( _SnowMaxAngle / 45.0 );
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float clampResult98 = clamp( ( clampResult89 - ( 1.0 - temp_output_88_0 ) ) , 0.0 , 2.0 );
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float temp_output_83_0 = ( ( 1.0 - _Snow_Min_Height ) + ase_worldPos.y );
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float clampResult95 = clamp( ( temp_output_83_0 + 1.0 ) , 0.0 , 1.0 );
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float clampResult97 = clamp( ( ( 1.0 - ( ( temp_output_83_0 + _Snow_Min_Height_Blending ) / temp_output_83_0 ) ) + -0.5 ) , 0.0 , 1.0 );
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float clampResult103 = clamp( ( clampResult95 + clampResult97 ) , 0.0 , 1.0 );
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float temp_output_106_0 = ( pow( ( clampResult98 * ( 1.0 / temp_output_88_0 ) ) , _SnowHardness ) * clampResult103 );
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float3 lerpResult115 = lerp( normalizeResult201 , tanTriplanarNormal166 , ( saturate( ( ase_worldNormal.y * clampResult224 ) ) * temp_output_106_0 ));
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float2 uv0_SnowMaskB = i.uv_texcoord * _SnowMaskB_ST.xy + _SnowMaskB_ST.zw;
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float clampResult236 = clamp( ( tex2D( _SnowMaskB, uv0_SnowMaskB ).b * _SnowMaskPower ) , 0.0 , 1.0 );
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float4 triplanar175 = TriplanarSamplingSF( _SnowHeightG, ase_worldPos, ase_worldNormal, _TriplanarCoverFalloff, temp_output_122_0, 1.0, 0 );
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#ifdef _USEDYNAMICSNOWTSTATICMASKF_ON
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float staticSwitch226 = ( clampResult236 * ( saturate( ( ( ( (WorldNormalVector( i , lerpResult115 )).y * clampResult224 ) * ( ( clampResult224 * _SnowHardness ) * temp_output_106_0 ) ) * pow( triplanar175.y , _SnowHeightSharpness ) ) ) * 1.0 ) );
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#else
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float staticSwitch226 = clampResult236;
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#endif
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#ifdef _USESNOW_ON
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float staticSwitch229 = staticSwitch226;
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#else
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float staticSwitch229 = 1E-05;
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#endif
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float SnowCover231 = staticSwitch229;
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float3 lerpResult177 = lerp( lerpResult193 , lerpResult115 , SnowCover231);
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o.Normal = lerpResult177;
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float4 temp_output_44_0 = ( tex2D( _MainTex, uv0_MainTex ) * _Color );
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float4 temp_cast_0 = (( _DetailAlbedoPower * tex2DNode205.r )).xxxx;
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float4 blendOpSrc189 = temp_output_44_0;
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float4 blendOpDest189 = temp_cast_0;
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float4 lerpResult192 = lerp( temp_output_44_0 , (( blendOpDest189 > 0.5 ) ? ( 1.0 - ( 1.0 - 2.0 * ( blendOpDest189 - 0.5 ) ) * ( 1.0 - blendOpSrc189 ) ) : ( 2.0 * blendOpDest189 * blendOpSrc189 ) ) , ( _DetailAlbedoPower * tex2DNode195.a ));
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float4 triplanar162 = TriplanarSamplingSF( _SnowAlbedoRGB, ase_worldPos, ase_worldNormal, _TriplanarCoverFalloff, temp_output_122_0, 1.0, 0 );
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float4 lerpResult10 = lerp( lerpResult192 , ( triplanar162 * _SnowAlbedoColor ) , SnowCover231);
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o.Albedo = lerpResult10.xyz;
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float4 tex2DNode29 = tex2D( _SpecularRGBSmoothnesA, uv0_MainTex );
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float4 triplanar165 = TriplanarSamplingSF( _Snow_SpecularRGBSmoothnessA, ase_worldPos, ase_worldNormal, _TriplanarCoverFalloff, temp_output_122_0, 1.0, 0 );
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float4 break150 = triplanar165;
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float3 appendResult151 = (float3(break150.x , break150.y , break150.z));
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float4 lerpResult17 = lerp( ( tex2DNode29 * _SpecularPower ) , float4( ( appendResult151 * _SnowSpecularPower ) , 0.0 ) , SnowCover231);
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o.Specular = lerpResult17.rgb;
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float lerpResult28 = lerp( ( tex2DNode29.a * _SmoothnessPower ) , ( break150.w * _SnowSmoothnessPower ) , SnowCover231);
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o.Smoothness = lerpResult28;
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float clampResult67 = clamp( tex2D( _AmbientOcclusionG, uv0_MainTex ).g , ( 1.0 - _AmbientOcclusionPower ) , 1.0 );
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float4 triplanar170 = TriplanarSamplingSF( _SnowAmbientOcclusionG, ase_worldPos, ase_worldNormal, _TriplanarCoverFalloff, temp_output_122_0, 1.0, 0 );
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float clampResult69 = clamp( triplanar170.y , ( 1.0 - _SnowAmbientOcclusionPower ) , 1.0 );
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float lerpResult27 = lerp( clampResult67 , clampResult69 , SnowCover231);
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o.Occlusion = lerpResult27;
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o.Alpha = 1;
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}
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ENDCG
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CGPROGRAM
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#pragma surface surf StandardSpecular keepalpha fullforwardshadows
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ENDCG
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Pass
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{
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Name "ShadowCaster"
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Tags{ "LightMode" = "ShadowCaster" }
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ZWrite On
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CGPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#pragma target 3.0
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#pragma multi_compile_shadowcaster
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#pragma multi_compile UNITY_PASS_SHADOWCASTER
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#pragma skip_variants FOG_LINEAR FOG_EXP FOG_EXP2
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#include "HLSLSupport.cginc"
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#if ( SHADER_API_D3D11 || SHADER_API_GLCORE || SHADER_API_GLES || SHADER_API_GLES3 || SHADER_API_METAL || SHADER_API_VULKAN )
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#define CAN_SKIP_VPOS
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#endif
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#include "UnityCG.cginc"
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#include "Lighting.cginc"
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#include "UnityPBSLighting.cginc"
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struct v2f
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{
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V2F_SHADOW_CASTER;
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float2 customPack1 : TEXCOORD1;
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float4 tSpace0 : TEXCOORD2;
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float4 tSpace1 : TEXCOORD3;
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float4 tSpace2 : TEXCOORD4;
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UNITY_VERTEX_INPUT_INSTANCE_ID
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};
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v2f vert( appdata_full v )
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{
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v2f o;
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UNITY_SETUP_INSTANCE_ID( v );
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UNITY_INITIALIZE_OUTPUT( v2f, o );
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UNITY_TRANSFER_INSTANCE_ID( v, o );
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Input customInputData;
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float3 worldPos = mul( unity_ObjectToWorld, v.vertex ).xyz;
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half3 worldNormal = UnityObjectToWorldNormal( v.normal );
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half3 worldTangent = UnityObjectToWorldDir( v.tangent.xyz );
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half tangentSign = v.tangent.w * unity_WorldTransformParams.w;
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half3 worldBinormal = cross( worldNormal, worldTangent ) * tangentSign;
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o.tSpace0 = float4( worldTangent.x, worldBinormal.x, worldNormal.x, worldPos.x );
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o.tSpace1 = float4( worldTangent.y, worldBinormal.y, worldNormal.y, worldPos.y );
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o.tSpace2 = float4( worldTangent.z, worldBinormal.z, worldNormal.z, worldPos.z );
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o.customPack1.xy = customInputData.uv_texcoord;
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o.customPack1.xy = v.texcoord;
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TRANSFER_SHADOW_CASTER_NORMALOFFSET( o )
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return o;
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}
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half4 frag( v2f IN
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#if !defined( CAN_SKIP_VPOS )
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, UNITY_VPOS_TYPE vpos : VPOS
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#endif
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) : SV_Target
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{
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UNITY_SETUP_INSTANCE_ID( IN );
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Input surfIN;
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UNITY_INITIALIZE_OUTPUT( Input, surfIN );
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surfIN.uv_texcoord = IN.customPack1.xy;
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float3 worldPos = float3( IN.tSpace0.w, IN.tSpace1.w, IN.tSpace2.w );
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half3 worldViewDir = normalize( UnityWorldSpaceViewDir( worldPos ) );
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surfIN.worldPos = worldPos;
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surfIN.worldNormal = float3( IN.tSpace0.z, IN.tSpace1.z, IN.tSpace2.z );
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surfIN.internalSurfaceTtoW0 = IN.tSpace0.xyz;
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surfIN.internalSurfaceTtoW1 = IN.tSpace1.xyz;
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surfIN.internalSurfaceTtoW2 = IN.tSpace2.xyz;
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SurfaceOutputStandardSpecular o;
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UNITY_INITIALIZE_OUTPUT( SurfaceOutputStandardSpecular, o )
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surf( surfIN, o );
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#if defined( CAN_SKIP_VPOS )
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float2 vpos = IN.pos;
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#endif
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SHADOW_CASTER_FRAGMENT( IN )
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}
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ENDCG
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}
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}
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Fallback "Diffuse"
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} |