Files
XMen/Assets/Shaders/shadow.shader
2025-07-10 14:49:53 +08:00

673 lines
23 KiB
GLSL

// Made with Amplify Shader Editor v1.9.2
// Available at the Unity Asset Store - http://u3d.as/y3X
Shader "shadow"
{
Properties
{
[HideInInspector] _AlphaCutoff("Alpha Cutoff ", Range(0, 1)) = 0.5
[HideInInspector] _EmissionColor("Emission Color", Color) = (1,1,1,1)
_Float0("Float 0", Range( 0 , 1)) = 1
//_TransmissionShadow( "Transmission Shadow", Range( 0, 1 ) ) = 0.5
//_TransStrength( "Trans Strength", Range( 0, 50 ) ) = 1
//_TransNormal( "Trans Normal Distortion", Range( 0, 1 ) ) = 0.5
//_TransScattering( "Trans Scattering", Range( 1, 50 ) ) = 2
//_TransDirect( "Trans Direct", Range( 0, 1 ) ) = 0.9
//_TransAmbient( "Trans Ambient", Range( 0, 1 ) ) = 0.1
//_TransShadow( "Trans Shadow", Range( 0, 1 ) ) = 0.5
//_TessPhongStrength( "Tess Phong Strength", Range( 0, 1 ) ) = 0.5
//_TessValue( "Tess Max Tessellation", Range( 1, 32 ) ) = 16
//_TessMin( "Tess Min Distance", Float ) = 10
//_TessMax( "Tess Max Distance", Float ) = 25
//_TessEdgeLength ( "Tess Edge length", Range( 2, 50 ) ) = 16
//_TessMaxDisp( "Tess Max Displacement", Float ) = 25
[HideInInspector][ToggleOff] _SpecularHighlights("Specular Highlights", Float) = 1.0
[HideInInspector][ToggleOff] _EnvironmentReflections("Environment Reflections", Float) = 1.0
[HideInInspector][ToggleOff] _ReceiveShadows("Receive Shadows", Float) = 1.0
[HideInInspector] _QueueOffset("_QueueOffset", Float) = 0
[HideInInspector] _QueueControl("_QueueControl", Float) = -1
[HideInInspector][NoScaleOffset] unity_Lightmaps("unity_Lightmaps", 2DArray) = "" {}
[HideInInspector][NoScaleOffset] unity_LightmapsInd("unity_LightmapsInd", 2DArray) = "" {}
[HideInInspector][NoScaleOffset] unity_ShadowMasks("unity_ShadowMasks", 2DArray) = "" {}
}
SubShader
{
LOD 0
Tags { "RenderPipeline"="UniversalPipeline" "RenderType"="Transparent" "Queue"="Transparent" "UniversalMaterialType"="Lit" }
Cull Back
ZWrite Off
ZTest LEqual
Offset 0 , 0
AlphaToMask Off
HLSLINCLUDE
#pragma target 3.5
#pragma prefer_hlslcc gles
// ensure rendering platforms toggle list is visible
#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Common.hlsl"
#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Filtering.hlsl"
#ifndef ASE_TESS_FUNCS
#define ASE_TESS_FUNCS
float4 FixedTess( float tessValue )
{
return tessValue;
}
float CalcDistanceTessFactor (float4 vertex, float minDist, float maxDist, float tess, float4x4 o2w, float3 cameraPos )
{
float3 wpos = mul(o2w,vertex).xyz;
float dist = distance (wpos, cameraPos);
float f = clamp(1.0 - (dist - minDist) / (maxDist - minDist), 0.01, 1.0) * tess;
return f;
}
float4 CalcTriEdgeTessFactors (float3 triVertexFactors)
{
float4 tess;
tess.x = 0.5 * (triVertexFactors.y + triVertexFactors.z);
tess.y = 0.5 * (triVertexFactors.x + triVertexFactors.z);
tess.z = 0.5 * (triVertexFactors.x + triVertexFactors.y);
tess.w = (triVertexFactors.x + triVertexFactors.y + triVertexFactors.z) / 3.0f;
return tess;
}
float CalcEdgeTessFactor (float3 wpos0, float3 wpos1, float edgeLen, float3 cameraPos, float4 scParams )
{
float dist = distance (0.5 * (wpos0+wpos1), cameraPos);
float len = distance(wpos0, wpos1);
float f = max(len * scParams.y / (edgeLen * dist), 1.0);
return f;
}
float DistanceFromPlane (float3 pos, float4 plane)
{
float d = dot (float4(pos,1.0f), plane);
return d;
}
bool WorldViewFrustumCull (float3 wpos0, float3 wpos1, float3 wpos2, float cullEps, float4 planes[6] )
{
float4 planeTest;
planeTest.x = (( DistanceFromPlane(wpos0, planes[0]) > -cullEps) ? 1.0f : 0.0f ) +
(( DistanceFromPlane(wpos1, planes[0]) > -cullEps) ? 1.0f : 0.0f ) +
(( DistanceFromPlane(wpos2, planes[0]) > -cullEps) ? 1.0f : 0.0f );
planeTest.y = (( DistanceFromPlane(wpos0, planes[1]) > -cullEps) ? 1.0f : 0.0f ) +
(( DistanceFromPlane(wpos1, planes[1]) > -cullEps) ? 1.0f : 0.0f ) +
(( DistanceFromPlane(wpos2, planes[1]) > -cullEps) ? 1.0f : 0.0f );
planeTest.z = (( DistanceFromPlane(wpos0, planes[2]) > -cullEps) ? 1.0f : 0.0f ) +
(( DistanceFromPlane(wpos1, planes[2]) > -cullEps) ? 1.0f : 0.0f ) +
(( DistanceFromPlane(wpos2, planes[2]) > -cullEps) ? 1.0f : 0.0f );
planeTest.w = (( DistanceFromPlane(wpos0, planes[3]) > -cullEps) ? 1.0f : 0.0f ) +
(( DistanceFromPlane(wpos1, planes[3]) > -cullEps) ? 1.0f : 0.0f ) +
(( DistanceFromPlane(wpos2, planes[3]) > -cullEps) ? 1.0f : 0.0f );
return !all (planeTest);
}
float4 DistanceBasedTess( float4 v0, float4 v1, float4 v2, float tess, float minDist, float maxDist, float4x4 o2w, float3 cameraPos )
{
float3 f;
f.x = CalcDistanceTessFactor (v0,minDist,maxDist,tess,o2w,cameraPos);
f.y = CalcDistanceTessFactor (v1,minDist,maxDist,tess,o2w,cameraPos);
f.z = CalcDistanceTessFactor (v2,minDist,maxDist,tess,o2w,cameraPos);
return CalcTriEdgeTessFactors (f);
}
float4 EdgeLengthBasedTess( float4 v0, float4 v1, float4 v2, float edgeLength, float4x4 o2w, float3 cameraPos, float4 scParams )
{
float3 pos0 = mul(o2w,v0).xyz;
float3 pos1 = mul(o2w,v1).xyz;
float3 pos2 = mul(o2w,v2).xyz;
float4 tess;
tess.x = CalcEdgeTessFactor (pos1, pos2, edgeLength, cameraPos, scParams);
tess.y = CalcEdgeTessFactor (pos2, pos0, edgeLength, cameraPos, scParams);
tess.z = CalcEdgeTessFactor (pos0, pos1, edgeLength, cameraPos, scParams);
tess.w = (tess.x + tess.y + tess.z) / 3.0f;
return tess;
}
float4 EdgeLengthBasedTessCull( float4 v0, float4 v1, float4 v2, float edgeLength, float maxDisplacement, float4x4 o2w, float3 cameraPos, float4 scParams, float4 planes[6] )
{
float3 pos0 = mul(o2w,v0).xyz;
float3 pos1 = mul(o2w,v1).xyz;
float3 pos2 = mul(o2w,v2).xyz;
float4 tess;
if (WorldViewFrustumCull(pos0, pos1, pos2, maxDisplacement, planes))
{
tess = 0.0f;
}
else
{
tess.x = CalcEdgeTessFactor (pos1, pos2, edgeLength, cameraPos, scParams);
tess.y = CalcEdgeTessFactor (pos2, pos0, edgeLength, cameraPos, scParams);
tess.z = CalcEdgeTessFactor (pos0, pos1, edgeLength, cameraPos, scParams);
tess.w = (tess.x + tess.y + tess.z) / 3.0f;
}
return tess;
}
#endif //ASE_TESS_FUNCS
ENDHLSL
Pass
{
Name "Forward"
Tags { "LightMode"="UniversalForward" }
Blend SrcAlpha OneMinusSrcAlpha
ZWrite On
ZTest LEqual
Offset 0 , 0
ColorMask RGBA
HLSLPROGRAM
#define _NORMAL_DROPOFF_TS 1
#pragma multi_compile_instancing
#pragma instancing_options renderinglayer
#pragma multi_compile_fragment _ LOD_FADE_CROSSFADE
#pragma multi_compile_fog
#define ASE_FOG 1
#define _SURFACE_TYPE_TRANSPARENT 1
#define _ALPHATEST_ON 1
#define ASE_SRP_VERSION 120112
#pragma shader_feature_local _RECEIVE_SHADOWS_OFF
#pragma shader_feature_local_fragment _SPECULARHIGHLIGHTS_OFF
#pragma shader_feature_local_fragment _ENVIRONMENTREFLECTIONS_OFF
#pragma multi_compile _ _MAIN_LIGHT_SHADOWS _MAIN_LIGHT_SHADOWS_CASCADE _MAIN_LIGHT_SHADOWS_SCREEN
#pragma multi_compile _ _ADDITIONAL_LIGHTS_VERTEX _ADDITIONAL_LIGHTS
#pragma multi_compile_fragment _ _ADDITIONAL_LIGHT_SHADOWS
#pragma multi_compile_fragment _ _REFLECTION_PROBE_BLENDING
#pragma multi_compile_fragment _ _REFLECTION_PROBE_BOX_PROJECTION
#pragma multi_compile_fragment _ _SHADOWS_SOFT
#pragma multi_compile_fragment _ _SCREEN_SPACE_OCCLUSION
#pragma multi_compile_fragment _ _DBUFFER_MRT1 _DBUFFER_MRT2 _DBUFFER_MRT3
#pragma multi_compile_fragment _ _LIGHT_LAYERS
#pragma multi_compile_fragment _ _LIGHT_COOKIES
#pragma multi_compile _ _CLUSTERED_RENDERING
#pragma multi_compile _ LIGHTMAP_SHADOW_MIXING
#pragma multi_compile _ SHADOWS_SHADOWMASK
#pragma multi_compile _ DIRLIGHTMAP_COMBINED
#pragma multi_compile _ LIGHTMAP_ON
#pragma multi_compile _ DYNAMICLIGHTMAP_ON
#pragma multi_compile_fragment _ DEBUG_DISPLAY
#pragma vertex vert
#pragma fragment frag
#define SHADERPASS SHADERPASS_FORWARD
#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Color.hlsl"
#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Texture.hlsl"
#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Core.hlsl"
#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Lighting.hlsl"
#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Input.hlsl"
#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/TextureStack.hlsl"
#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Shadows.hlsl"
#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/ShaderGraphFunctions.hlsl"
#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/DBuffer.hlsl"
#include "Packages/com.unity.render-pipelines.universal/Editor/ShaderGraph/Includes/ShaderPass.hlsl"
#if defined(UNITY_INSTANCING_ENABLED) && defined(_TERRAIN_INSTANCED_PERPIXEL_NORMAL)
#define ENABLE_TERRAIN_PERPIXEL_NORMAL
#endif
#define ASE_NEEDS_FRAG_WORLD_POSITION
#define ASE_NEEDS_FRAG_SHADOWCOORDS
#if defined(ASE_EARLY_Z_DEPTH_OPTIMIZE) && (SHADER_TARGET >= 45)
#define ASE_SV_DEPTH SV_DepthLessEqual
#define ASE_SV_POSITION_QUALIFIERS linear noperspective centroid
#else
#define ASE_SV_DEPTH SV_Depth
#define ASE_SV_POSITION_QUALIFIERS
#endif
struct VertexInput
{
float4 vertex : POSITION;
float3 ase_normal : NORMAL;
float4 ase_tangent : TANGENT;
float4 texcoord : TEXCOORD0;
float4 texcoord1 : TEXCOORD1;
float4 texcoord2 : TEXCOORD2;
UNITY_VERTEX_INPUT_INSTANCE_ID
};
struct VertexOutput
{
ASE_SV_POSITION_QUALIFIERS float4 clipPos : SV_POSITION;
float4 clipPosV : TEXCOORD0;
float4 lightmapUVOrVertexSH : TEXCOORD1;
half4 fogFactorAndVertexLight : TEXCOORD2;
float4 tSpace0 : TEXCOORD3;
float4 tSpace1 : TEXCOORD4;
float4 tSpace2 : TEXCOORD5;
#if defined(REQUIRES_VERTEX_SHADOW_COORD_INTERPOLATOR)
float4 shadowCoord : TEXCOORD6;
#endif
#if defined(DYNAMICLIGHTMAP_ON)
float2 dynamicLightmapUV : TEXCOORD7;
#endif
UNITY_VERTEX_INPUT_INSTANCE_ID
UNITY_VERTEX_OUTPUT_STEREO
};
CBUFFER_START(UnityPerMaterial)
float _Float0;
#ifdef ASE_TRANSMISSION
float _TransmissionShadow;
#endif
#ifdef ASE_TRANSLUCENCY
float _TransStrength;
float _TransNormal;
float _TransScattering;
float _TransDirect;
float _TransAmbient;
float _TransShadow;
#endif
#ifdef ASE_TESSELLATION
float _TessPhongStrength;
float _TessValue;
float _TessMin;
float _TessMax;
float _TessEdgeLength;
float _TessMaxDisp;
#endif
CBUFFER_END
// Property used by ScenePickingPass
#ifdef SCENEPICKINGPASS
float4 _SelectionID;
#endif
// Properties used by SceneSelectionPass
#ifdef SCENESELECTIONPASS
int _ObjectId;
int _PassValue;
#endif
//#include "Packages/com.unity.render-pipelines.universal/Editor/ShaderGraph/Includes/Varyings.hlsl"
//#include "Packages/com.unity.render-pipelines.universal/Editor/ShaderGraph/Includes/PBRForwardPass.hlsl"
//#ifdef HAVE_VFX_MODIFICATION
//#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/VisualEffectVertex.hlsl"
//#endif
VertexOutput VertexFunction( VertexInput v )
{
VertexOutput o = (VertexOutput)0;
UNITY_SETUP_INSTANCE_ID(v);
UNITY_TRANSFER_INSTANCE_ID(v, o);
UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
#ifdef ASE_ABSOLUTE_VERTEX_POS
float3 defaultVertexValue = v.vertex.xyz;
#else
float3 defaultVertexValue = float3(0, 0, 0);
#endif
float3 vertexValue = defaultVertexValue;
#ifdef ASE_ABSOLUTE_VERTEX_POS
v.vertex.xyz = vertexValue;
#else
v.vertex.xyz += vertexValue;
#endif
v.ase_normal = v.ase_normal;
float3 positionWS = TransformObjectToWorld( v.vertex.xyz );
float3 positionVS = TransformWorldToView( positionWS );
float4 positionCS = TransformWorldToHClip( positionWS );
VertexNormalInputs normalInput = GetVertexNormalInputs( v.ase_normal, v.ase_tangent );
o.tSpace0 = float4( normalInput.normalWS, positionWS.x);
o.tSpace1 = float4( normalInput.tangentWS, positionWS.y);
o.tSpace2 = float4( normalInput.bitangentWS, positionWS.z);
#if defined(LIGHTMAP_ON)
OUTPUT_LIGHTMAP_UV( v.texcoord1, unity_LightmapST, o.lightmapUVOrVertexSH.xy );
#endif
#if !defined(LIGHTMAP_ON)
OUTPUT_SH( normalInput.normalWS.xyz, o.lightmapUVOrVertexSH.xyz );
#endif
#if defined(DYNAMICLIGHTMAP_ON)
o.dynamicLightmapUV.xy = v.texcoord2.xy * unity_DynamicLightmapST.xy + unity_DynamicLightmapST.zw;
#endif
#if defined(ENABLE_TERRAIN_PERPIXEL_NORMAL)
o.lightmapUVOrVertexSH.zw = v.texcoord.xy;
o.lightmapUVOrVertexSH.xy = v.texcoord.xy * unity_LightmapST.xy + unity_LightmapST.zw;
#endif
half3 vertexLight = VertexLighting( positionWS, normalInput.normalWS );
#ifdef ASE_FOG
half fogFactor = ComputeFogFactor( positionCS.z );
#else
half fogFactor = 0;
#endif
o.fogFactorAndVertexLight = half4(fogFactor, vertexLight);
#if defined(REQUIRES_VERTEX_SHADOW_COORD_INTERPOLATOR)
VertexPositionInputs vertexInput = (VertexPositionInputs)0;
vertexInput.positionWS = positionWS;
vertexInput.positionCS = positionCS;
o.shadowCoord = GetShadowCoord( vertexInput );
#endif
o.clipPos = positionCS;
o.clipPosV = positionCS;
return o;
}
#if defined(ASE_TESSELLATION)
struct VertexControl
{
float4 vertex : INTERNALTESSPOS;
float3 ase_normal : NORMAL;
float4 ase_tangent : TANGENT;
float4 texcoord : TEXCOORD0;
float4 texcoord1 : TEXCOORD1;
float4 texcoord2 : TEXCOORD2;
UNITY_VERTEX_INPUT_INSTANCE_ID
};
struct TessellationFactors
{
float edge[3] : SV_TessFactor;
float inside : SV_InsideTessFactor;
};
VertexControl vert ( VertexInput v )
{
VertexControl o;
UNITY_SETUP_INSTANCE_ID(v);
UNITY_TRANSFER_INSTANCE_ID(v, o);
o.vertex = v.vertex;
o.ase_normal = v.ase_normal;
o.ase_tangent = v.ase_tangent;
o.texcoord = v.texcoord;
o.texcoord1 = v.texcoord1;
o.texcoord2 = v.texcoord2;
return o;
}
TessellationFactors TessellationFunction (InputPatch<VertexControl,3> v)
{
TessellationFactors o;
float4 tf = 1;
float tessValue = _TessValue; float tessMin = _TessMin; float tessMax = _TessMax;
float edgeLength = _TessEdgeLength; float tessMaxDisp = _TessMaxDisp;
#if defined(ASE_FIXED_TESSELLATION)
tf = FixedTess( tessValue );
#elif defined(ASE_DISTANCE_TESSELLATION)
tf = DistanceBasedTess(v[0].vertex, v[1].vertex, v[2].vertex, tessValue, tessMin, tessMax, GetObjectToWorldMatrix(), _WorldSpaceCameraPos );
#elif defined(ASE_LENGTH_TESSELLATION)
tf = EdgeLengthBasedTess(v[0].vertex, v[1].vertex, v[2].vertex, edgeLength, GetObjectToWorldMatrix(), _WorldSpaceCameraPos, _ScreenParams );
#elif defined(ASE_LENGTH_CULL_TESSELLATION)
tf = EdgeLengthBasedTessCull(v[0].vertex, v[1].vertex, v[2].vertex, edgeLength, tessMaxDisp, GetObjectToWorldMatrix(), _WorldSpaceCameraPos, _ScreenParams, unity_CameraWorldClipPlanes );
#endif
o.edge[0] = tf.x; o.edge[1] = tf.y; o.edge[2] = tf.z; o.inside = tf.w;
return o;
}
[domain("tri")]
[partitioning("fractional_odd")]
[outputtopology("triangle_cw")]
[patchconstantfunc("TessellationFunction")]
[outputcontrolpoints(3)]
VertexControl HullFunction(InputPatch<VertexControl, 3> patch, uint id : SV_OutputControlPointID)
{
return patch[id];
}
[domain("tri")]
VertexOutput DomainFunction(TessellationFactors factors, OutputPatch<VertexControl, 3> patch, float3 bary : SV_DomainLocation)
{
VertexInput o = (VertexInput) 0;
o.vertex = patch[0].vertex * bary.x + patch[1].vertex * bary.y + patch[2].vertex * bary.z;
o.ase_normal = patch[0].ase_normal * bary.x + patch[1].ase_normal * bary.y + patch[2].ase_normal * bary.z;
o.ase_tangent = patch[0].ase_tangent * bary.x + patch[1].ase_tangent * bary.y + patch[2].ase_tangent * bary.z;
o.texcoord = patch[0].texcoord * bary.x + patch[1].texcoord * bary.y + patch[2].texcoord * bary.z;
o.texcoord1 = patch[0].texcoord1 * bary.x + patch[1].texcoord1 * bary.y + patch[2].texcoord1 * bary.z;
o.texcoord2 = patch[0].texcoord2 * bary.x + patch[1].texcoord2 * bary.y + patch[2].texcoord2 * bary.z;
#if defined(ASE_PHONG_TESSELLATION)
float3 pp[3];
for (int i = 0; i < 3; ++i)
pp[i] = o.vertex.xyz - patch[i].ase_normal * (dot(o.vertex.xyz, patch[i].ase_normal) - dot(patch[i].vertex.xyz, patch[i].ase_normal));
float phongStrength = _TessPhongStrength;
o.vertex.xyz = phongStrength * (pp[0]*bary.x + pp[1]*bary.y + pp[2]*bary.z) + (1.0f-phongStrength) * o.vertex.xyz;
#endif
UNITY_TRANSFER_INSTANCE_ID(patch[0], o);
return VertexFunction(o);
}
#else
VertexOutput vert ( VertexInput v )
{
return VertexFunction( v );
}
#endif
half4 frag ( VertexOutput IN
#ifdef ASE_DEPTH_WRITE_ON
,out float outputDepth : ASE_SV_DEPTH
#endif
) : SV_Target
{
UNITY_SETUP_INSTANCE_ID(IN);
UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX(IN);
#ifdef LOD_FADE_CROSSFADE
LODDitheringTransition( IN.clipPos.xyz, unity_LODFade.x );
#endif
#if defined(ENABLE_TERRAIN_PERPIXEL_NORMAL)
float2 sampleCoords = (IN.lightmapUVOrVertexSH.zw / _TerrainHeightmapRecipSize.zw + 0.5f) * _TerrainHeightmapRecipSize.xy;
float3 WorldNormal = TransformObjectToWorldNormal(normalize(SAMPLE_TEXTURE2D(_TerrainNormalmapTexture, sampler_TerrainNormalmapTexture, sampleCoords).rgb * 2 - 1));
float3 WorldTangent = -cross(GetObjectToWorldMatrix()._13_23_33, WorldNormal);
float3 WorldBiTangent = cross(WorldNormal, -WorldTangent);
#else
float3 WorldNormal = normalize( IN.tSpace0.xyz );
float3 WorldTangent = IN.tSpace1.xyz;
float3 WorldBiTangent = IN.tSpace2.xyz;
#endif
float3 WorldPosition = float3(IN.tSpace0.w,IN.tSpace1.w,IN.tSpace2.w);
float3 WorldViewDirection = _WorldSpaceCameraPos.xyz - WorldPosition;
float4 ShadowCoords = float4( 0, 0, 0, 0 );
float4 ClipPos = IN.clipPosV;
float4 ScreenPos = ComputeScreenPos( IN.clipPosV );
float2 NormalizedScreenSpaceUV = GetNormalizedScreenSpaceUV(IN.clipPos);
#if defined(REQUIRES_VERTEX_SHADOW_COORD_INTERPOLATOR)
ShadowCoords = IN.shadowCoord;
#elif defined(MAIN_LIGHT_CALCULATE_SHADOWS)
ShadowCoords = TransformWorldToShadowCoord( WorldPosition );
#endif
WorldViewDirection = SafeNormalize( WorldViewDirection );
float4 color11 = IsGammaSpace() ? float4(0,0,0,1) : float4(0,0,0,1);
float ase_lightAtten = 0;
Light ase_mainLight = GetMainLight( ShadowCoords );
ase_lightAtten = ase_mainLight.distanceAttenuation * ase_mainLight.shadowAttenuation;
float4 color14 = IsGammaSpace() ? float4(1,1,1,1) : float4(1,1,1,1);
// float3 BaseColor = color11.rgb;
// float3 Normal = float3(0, 0, 1);
// float3 Emission = 0;
// float3 Specular = 0.5;
// float Metallic = 0;
// float Smoothness = 0.5;
// float Occlusion = 1;
// float Alpha = _Float0;
// float AlphaClipThreshold = ( ase_lightAtten * color14 * 2.0 ).r;
// float AlphaClipThresholdShadow = 0.5;
// float3 BakedGI = 0;
// float3 RefractionColor = 1;
// float RefractionIndex = 1;
// float3 Transmission = 1;
// float3 Translucency = 1;
// #ifdef ASE_DEPTH_WRITE_ON
// float DepthValue = IN.clipPos.z;
// #endif
// #ifdef _CLEARCOAT
// float CoatMask = 0;
// float CoatSmoothness = 0;
// #endif
// #ifdef _ALPHATEST_ON
// clip(Alpha - AlphaClipThreshold);
// #endif
// InputData inputData = (InputData)0;
// inputData.positionWS = WorldPosition;
// inputData.viewDirectionWS = WorldViewDirection;
// #ifdef _NORMALMAP
// #if _NORMAL_DROPOFF_TS
// inputData.normalWS = TransformTangentToWorld(Normal, half3x3(WorldTangent, WorldBiTangent, WorldNormal));
// #elif _NORMAL_DROPOFF_OS
// inputData.normalWS = TransformObjectToWorldNormal(Normal);
// #elif _NORMAL_DROPOFF_WS
// inputData.normalWS = Normal;
// #endif
// inputData.normalWS = NormalizeNormalPerPixel(inputData.normalWS);
// #else
// inputData.normalWS = WorldNormal;
// #endif
// #if defined(REQUIRES_VERTEX_SHADOW_COORD_INTERPOLATOR)
// inputData.shadowCoord = ShadowCoords;
// #elif defined(MAIN_LIGHT_CALCULATE_SHADOWS)
// inputData.shadowCoord = TransformWorldToShadowCoord(inputData.positionWS);
// #else
// inputData.shadowCoord = float4(0, 0, 0, 0);
// #endif
// #ifdef ASE_FOG
// inputData.fogCoord = IN.fogFactorAndVertexLight.x;
// #endif
// inputData.vertexLighting = IN.fogFactorAndVertexLight.yzw;
// #if defined(ENABLE_TERRAIN_PERPIXEL_NORMAL)
// float3 SH = SampleSH(inputData.normalWS.xyz);
// #else
// float3 SH = IN.lightmapUVOrVertexSH.xyz;
// #endif
// #if defined(DYNAMICLIGHTMAP_ON)
// inputData.bakedGI = SAMPLE_GI(IN.lightmapUVOrVertexSH.xy, IN.dynamicLightmapUV.xy, SH, inputData.normalWS);
// #else
// inputData.bakedGI = SAMPLE_GI(IN.lightmapUVOrVertexSH.xy, SH, inputData.normalWS);
// #endif
// #ifdef ASE_BAKEDGI
// inputData.bakedGI = BakedGI;
// #endif
// inputData.normalizedScreenSpaceUV = NormalizedScreenSpaceUV;
// inputData.shadowMask = SAMPLE_SHADOWMASK(IN.lightmapUVOrVertexSH.xy);
// #if defined(DEBUG_DISPLAY)
// #if defined(DYNAMICLIGHTMAP_ON)
// inputData.dynamicLightmapUV = IN.dynamicLightmapUV.xy;
// #endif
// #if defined(LIGHTMAP_ON)
// inputData.staticLightmapUV = IN.lightmapUVOrVertexSH.xy;
// #else
// inputData.vertexSH = SH;
// #endif
// #endif
// SurfaceData surfaceData;
// surfaceData.albedo = BaseColor;
// surfaceData.metallic = saturate(Metallic);
// surfaceData.specular = Specular;
// surfaceData.smoothness = saturate(0),
// surfaceData.occlusion = Occlusion,
// surfaceData.emission = Emission,
// surfaceData.alpha = saturate(0.5);
// surfaceData.normalTS = Normal;
// surfaceData.clearCoatMask = 0;
// surfaceData.clearCoatSmoothness = 1;
// #ifdef _CLEARCOAT
// surfaceData.clearCoatMask = saturate(CoatMask);
// surfaceData.clearCoatSmoothness = saturate(CoatSmoothness);
// #endif
// #ifdef _DBUFFER
// ApplyDecalToSurfaceData(IN.clipPos, surfaceData, inputData);
// #endif
// half4 color = UniversalFragmentPBR( inputData, surfaceData);
half4 color = half4(0,0,0,0);
// 获取主光源
Light light = GetMainLight(ShadowCoords);
// 获取阴影衰减值
half shadow_attenuation = light.shadowAttenuation;
// 使用阴影衰减值来计算软阴影
float soft_shadow = 1.0 - saturate(shadow_attenuation * 2.0 - 0.5);
// 添加固定的边缘模糊
float blur_amount = 0.1; // 调整此值以控制模糊的程度
// 使用软阴影效果和固定的边缘模糊值来混合颜色
return float4(color.rgb, soft_shadow + blur_amount);
}
ENDHLSL
}
}
// CustomEditor "UnityEditor.ShaderGraphLitGUI"
FallBack "Hidden/Shader Graph/FallbackError"
Fallback Off
}