// Curved World <http://u3d.as/1W8h>
// Copyright (c) Amazing Assets <https://amazingassets.world>
 
Shader "Amazing Assets/Curved World/Particles/Standard Surface"
{
    Properties
    {
[HideInInspector][CurvedWorldBendSettings]	  _CurvedWorldBendSettings("0|1|1", Vector) = (0, 0, 0, 0)


        _MainTex("Albedo", 2D) = "white" {}
        _Color("Color", Color) = (1,1,1,1)

        _Cutoff("Alpha Cutoff", Range(0.0, 1.0)) = 0.5

        _MetallicGlossMap("Metallic", 2D) = "white" {}
        [Gamma] _Metallic("Metallic", Range(0.0, 1.0)) = 0.0
        _Glossiness("Smoothness", Range(0.0, 1.0)) = 0.5

        _BumpScale("Scale", Float) = 1.0
        _BumpMap("Normal Map", 2D) = "bump" {}

        _EmissionColor("Color", Color) = (0,0,0)
        _EmissionMap("Emission", 2D) = "white" {}

        _DistortionStrength("Strength", Float) = 1.0
        _DistortionBlend("Blend", Range(0.0, 1.0)) = 0.5

        _SoftParticlesNearFadeDistance("Soft Particles Near Fade", Float) = 0.0
        _SoftParticlesFarFadeDistance("Soft Particles Far Fade", Float) = 1.0
        _CameraNearFadeDistance("Camera Near Fade", Float) = 1.0
        _CameraFarFadeDistance("Camera Far Fade", Float) = 2.0

        // Hidden properties
        [HideInInspector] _Mode ("__mode", Float) = 0.0
        [HideInInspector] _FlipbookMode ("__flipbookmode", Float) = 0.0
        [HideInInspector] _LightingEnabled ("__lightingenabled", Float) = 1.0
        [HideInInspector] _DistortionEnabled ("__distortionenabled", Float) = 0.0
        [HideInInspector] _EmissionEnabled ("__emissionenabled", Float) = 0.0
        [HideInInspector] _BlendOp ("__blendop", Float) = 0.0
        [HideInInspector] _SrcBlend ("__src", Float) = 1.0
        [HideInInspector] _DstBlend ("__dst", Float) = 0.0
        [HideInInspector] _ZWrite ("__zw", Float) = 1.0
        [HideInInspector] _Cull ("__cull", Float) = 2.0
        [HideInInspector] _SoftParticlesEnabled ("__softparticlesenabled", Float) = 0.0
        [HideInInspector] _CameraFadingEnabled ("__camerafadingenabled", Float) = 0.0
        [HideInInspector] _SoftParticleFadeParams ("__softparticlefadeparams", Vector) = (0,0,0,0)
        [HideInInspector] _CameraFadeParams ("__camerafadeparams", Vector) = (0,0,0,0)
        [HideInInspector] _DistortionStrengthScaled ("__distortionstrengthscaled", Float) = 0.0
    }

    SubShader
    {
        Tags { "RenderType"="Opaque" "IgnoreProjector"="True" "PreviewType"="Plane" "PerformanceChecks"="False" }

        BlendOp [_BlendOp]
        Blend [_SrcBlend] [_DstBlend]
        ZWrite [_ZWrite]
        Cull [_Cull]

        GrabPass
        {
            Tags { "LightMode" = "GrabPass" }
            "_GrabTexture"
        }

        Pass
        {
             Name "ShadowCaster"
            Tags { "LightMode" = "ShadowCaster" }

            BlendOp Add
            Blend One Zero
            ZWrite On
            Cull Off

            CGPROGRAM
            //vertInstancingSetup writes to global, not allowed with DXC
            #pragma never_use_dxc
            #pragma target 3.0

            #pragma shader_feature_local _ _ALPHATEST_ON _ALPHABLEND_ON _ALPHAPREMULTIPLY_ON _ALPHAMODULATE_ON
            #pragma shader_feature_local_fragment _METALLICGLOSSMAP
            #pragma shader_feature_local _REQUIRE_UV2
            #pragma multi_compile_shadowcaster
            #pragma multi_compile_instancing
            #pragma instancing_options procedural:vertInstancingSetup

            #pragma vertex vertParticleShadowCaster
            #pragma fragment fragParticleShadowCaster



#define CURVEDWORLD_BEND_TYPE_CLASSICRUNNER_X_POSITIVE
#define CURVEDWORLD_BEND_ID_1
#pragma shader_feature_local CURVEDWORLD_DISABLED_ON



            #include "UnityStandardParticleShadow.cginc"
            ENDCG
        }

        Pass
        {
            Name "SceneSelectionPass"
            Tags { "LightMode" = "SceneSelectionPass" }

            BlendOp Add
            Blend One Zero
            ZWrite On
            Cull Off

            CGPROGRAM
            //vertInstancingSetup writes to global, not allowed with DXC
            #pragma never_use_dxc
            #pragma target 3.0

            #pragma shader_feature_local_fragment _ALPHATEST_ON
            #pragma shader_feature_local _REQUIRE_UV2
            #pragma multi_compile_instancing
            #pragma instancing_options procedural:vertInstancingSetup

            #pragma vertex vertEditorPass
            #pragma fragment fragSceneHighlightPass


#define CURVEDWORLD_BEND_TYPE_CLASSICRUNNER_X_POSITIVE
#define CURVEDWORLD_BEND_ID_1
#pragma shader_feature_local CURVEDWORLD_DISABLED_ON


            #include "UnityStandardParticleEditor.cginc"
            ENDCG
        }
              

        

	// ---- forward rendering base pass:
	Pass {
		Name "FORWARD"
		Tags { "LightMode" = "ForwardBase" }

CGPROGRAM
// compile directives
#pragma vertex vert_surf
#pragma fragment frag_surf
#pragma multi_compile __ SOFTPARTICLES_ON
#pragma multi_compile __ SHADOWS_SHADOWMASK
#pragma multi_compile_instancing
#pragma instancing_options procedural:vertInstancingSetup

//vertInstancingSetup writes to global, not allowed with DXC
#pragma never_use_dxc

#pragma target 3.0
#pragma multi_compile_fog
#pragma multi_compile_fwdbase noshadowmask nodynlightmap nolightmap
#include "HLSLSupport.cginc"
#define UNITY_INSTANCED_LOD_FADE
#define UNITY_INSTANCED_SH
#define UNITY_INSTANCED_LIGHTMAPSTS
#define UNITY_INSTANCING_PROCEDURAL_FUNC vertInstancingSetup
#include "UnityShaderVariables.cginc"
#include "UnityShaderUtilities.cginc"


#include "UnityCG.cginc"
//Shader does not support lightmap thus we always want to fallback to SH.
#undef UNITY_SHOULD_SAMPLE_SH
#define UNITY_SHOULD_SAMPLE_SH (!defined(UNITY_PASS_FORWARDADD) && !defined(UNITY_PASS_PREPASSBASE) && !defined(UNITY_PASS_SHADOWCASTER) && !defined(UNITY_PASS_META))
#include "Lighting.cginc"
#include "UnityPBSLighting.cginc"
#include "AutoLight.cginc"

#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))


        #pragma shader_feature_local_fragment _ _ALPHATEST_ON _ALPHABLEND_ON _ALPHAPREMULTIPLY_ON _ALPHAMODULATE_ON
        #pragma shader_feature_local_fragment _METALLICGLOSSMAP
        #pragma shader_feature_local _NORMALMAP
        #pragma shader_feature_fragment _EMISSION
        #pragma shader_feature_local _FADING_ON
        #pragma shader_feature_local _REQUIRE_UV2
        #pragma shader_feature_local EFFECT_BUMP 


#define CURVEDWORLD_BEND_TYPE_CLASSICRUNNER_X_POSITIVE
#define CURVEDWORLD_BEND_ID_1
#pragma shader_feature_local CURVEDWORLD_DISABLED_ON
#pragma shader_feature_local CURVEDWORLD_NORMAL_TRANSFORMATION_ON


        #include "UnityStandardParticles.cginc"
        

// vertex-to-fragment interpolation data
// no lightmaps:
#ifndef LIGHTMAP_ON
// half-precision fragment shader registers:
#ifdef UNITY_HALF_PRECISION_FRAGMENT_SHADER_REGISTERS
#define FOG_COMBINED_WITH_TSPACE
struct v2f_surf {
  UNITY_POSITION(pos);
  float4 tSpace0 : TEXCOORD0;
  float4 tSpace1 : TEXCOORD1;
  float4 tSpace2 : TEXCOORD2;
  fixed4 color : COLOR0;
  float2 custompack0 : TEXCOORD3; // texcoord
  #if UNITY_SHOULD_SAMPLE_SH
  half3 sh : TEXCOORD4; // SH
  #endif
  UNITY_LIGHTING_COORDS(5,6)
  UNITY_VERTEX_INPUT_INSTANCE_ID
  UNITY_VERTEX_OUTPUT_STEREO
};
#endif
// high-precision fragment shader registers:
#ifndef UNITY_HALF_PRECISION_FRAGMENT_SHADER_REGISTERS
struct v2f_surf {
  UNITY_POSITION(pos);
  float4 tSpace0 : TEXCOORD0;
  float4 tSpace1 : TEXCOORD1;
  float4 tSpace2 : TEXCOORD2;
  fixed4 color : COLOR0;
  float2 custompack0 : TEXCOORD3; // texcoord
  #if UNITY_SHOULD_SAMPLE_SH
  half3 sh : TEXCOORD4; // SH
  #endif
  UNITY_FOG_COORDS(5)
  UNITY_SHADOW_COORDS(6)
  UNITY_VERTEX_INPUT_INSTANCE_ID
  UNITY_VERTEX_OUTPUT_STEREO
};
#endif
#endif
// with lightmaps:
#ifdef LIGHTMAP_ON
// half-precision fragment shader registers:
#ifdef UNITY_HALF_PRECISION_FRAGMENT_SHADER_REGISTERS
#define FOG_COMBINED_WITH_TSPACE
struct v2f_surf {
  UNITY_POSITION(pos);
  float4 tSpace0 : TEXCOORD0;
  float4 tSpace1 : TEXCOORD1;
  float4 tSpace2 : TEXCOORD2;
  fixed4 color : COLOR0;
  float2 custompack0 : TEXCOORD3; // texcoord
  float4 lmap : TEXCOORD4;
  UNITY_LIGHTING_COORDS(5,6)
  UNITY_VERTEX_INPUT_INSTANCE_ID
  UNITY_VERTEX_OUTPUT_STEREO
};
#endif
// high-precision fragment shader registers:
#ifndef UNITY_HALF_PRECISION_FRAGMENT_SHADER_REGISTERS
struct v2f_surf {
  UNITY_POSITION(pos);
  float4 tSpace0 : TEXCOORD0;
  float4 tSpace1 : TEXCOORD1;
  float4 tSpace2 : TEXCOORD2;
  fixed4 color : COLOR0;
  float2 custompack0 : TEXCOORD3; // texcoord
  float4 lmap : TEXCOORD4;
  UNITY_FOG_COORDS(5)
  UNITY_SHADOW_COORDS(6)
  UNITY_VERTEX_INPUT_INSTANCE_ID
  UNITY_VERTEX_OUTPUT_STEREO
};
#endif
#endif

// vertex shader
v2f_surf vert_surf (appdata_particles v) {
  UNITY_SETUP_INSTANCE_ID(v);
  v2f_surf o;
  UNITY_INITIALIZE_OUTPUT(v2f_surf,o);
  UNITY_TRANSFER_INSTANCE_ID(v,o);
  UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
  Input customInputData;
  vert (v, customInputData);
  o.custompack0.xy = customInputData.texcoord;
  o.pos = UnityObjectToClipPos(v.vertex);
  float3 worldPos = mul(unity_ObjectToWorld, v.vertex).xyz;
  float3 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.color = v.color;
  #ifdef LIGHTMAP_ON
  o.lmap.xy = half2(0.0, 0.0) * unity_LightmapST.xy + unity_LightmapST.zw;
  #endif

  // SH/ambient and vertex lights
  #ifndef LIGHTMAP_ON
    #if UNITY_SHOULD_SAMPLE_SH && !UNITY_SAMPLE_FULL_SH_PER_PIXEL
      o.sh = 0;
      // Approximated illumination from non-important point lights
      #ifdef VERTEXLIGHT_ON
        o.sh += Shade4PointLights (
          unity_4LightPosX0, unity_4LightPosY0, unity_4LightPosZ0,
          unity_LightColor[0].rgb, unity_LightColor[1].rgb, unity_LightColor[2].rgb, unity_LightColor[3].rgb,
          unity_4LightAtten0, worldPos, worldNormal);
      #endif
      o.sh = ShadeSHPerVertex (worldNormal, o.sh);
    #endif
  #endif // !LIGHTMAP_ON

  UNITY_TRANSFER_LIGHTING(o,half2(0.0, 0.0)); // pass shadow and, possibly, light cookie coordinates to pixel shader
  #ifdef FOG_COMBINED_WITH_TSPACE
    UNITY_TRANSFER_FOG_COMBINED_WITH_TSPACE(o,o.pos); // pass fog coordinates to pixel shader
  #elif defined (FOG_COMBINED_WITH_WORLD_POS)
    UNITY_TRANSFER_FOG_COMBINED_WITH_WORLD_POS(o,o.pos); // pass fog coordinates to pixel shader
  #else
    UNITY_TRANSFER_FOG(o,o.pos); // pass fog coordinates to pixel shader
  #endif
  return o;
}

// fragment shader
fixed4 frag_surf (v2f_surf IN) : SV_Target {
  UNITY_SETUP_INSTANCE_ID(IN);
  // prepare and unpack data
  Input surfIN;
  #ifdef FOG_COMBINED_WITH_TSPACE
    UNITY_EXTRACT_FOG_FROM_TSPACE(IN);
  #elif defined (FOG_COMBINED_WITH_WORLD_POS)
    UNITY_EXTRACT_FOG_FROM_WORLD_POS(IN);
  #else
    UNITY_EXTRACT_FOG(IN);
  #endif
  #ifdef FOG_COMBINED_WITH_TSPACE
    UNITY_RECONSTRUCT_TBN(IN);
  #else
    UNITY_EXTRACT_TBN(IN);
  #endif
  UNITY_INITIALIZE_OUTPUT(Input,surfIN);
  surfIN.color.x = 1.0;
  surfIN.texcoord.x = 1.0;
  surfIN.texcoord = IN.custompack0.xy;
  float3 worldPos = float3(IN.tSpace0.w, IN.tSpace1.w, IN.tSpace2.w);
  #ifndef USING_DIRECTIONAL_LIGHT
    fixed3 lightDir = normalize(UnityWorldSpaceLightDir(worldPos));
  #else
    fixed3 lightDir = _WorldSpaceLightPos0.xyz;
  #endif
  float3 worldViewDir = normalize(UnityWorldSpaceViewDir(worldPos));
  surfIN.color = IN.color;
  #ifdef UNITY_COMPILER_HLSL
  SurfaceOutputStandard o = (SurfaceOutputStandard)0;
  #else
  SurfaceOutputStandard o;
  #endif
  o.Albedo = 0.0;
  o.Emission = 0.0;
  o.Alpha = 0.0;
  o.Occlusion = 1.0;
  fixed3 normalWorldVertex = fixed3(0,0,1);
  o.Normal = fixed3(0,0,1);

  // call surface function
  surf (surfIN, o);

  // compute lighting & shadowing factor
  UNITY_LIGHT_ATTENUATION(atten, IN, worldPos)
  fixed4 c = 0;
  float3 worldN;
  worldN.x = dot(_unity_tbn_0, o.Normal);
  worldN.y = dot(_unity_tbn_1, o.Normal);
  worldN.z = dot(_unity_tbn_2, o.Normal);
  worldN = normalize(worldN);
  o.Normal = worldN;

  // Setup lighting environment
  UnityGI gi;
  UNITY_INITIALIZE_OUTPUT(UnityGI, gi);
  gi.indirect.diffuse = 0;
  gi.indirect.specular = 0;
  gi.light.color = _LightColor0.rgb;
  gi.light.dir = lightDir;
  // Call GI (lightmaps/SH/reflections) lighting function
  UnityGIInput giInput;
  UNITY_INITIALIZE_OUTPUT(UnityGIInput, giInput);
  giInput.light = gi.light;
  giInput.worldPos = worldPos;
  giInput.worldViewDir = worldViewDir;
  giInput.atten = atten;
  #if defined(LIGHTMAP_ON) || defined(DYNAMICLIGHTMAP_ON)
    giInput.lightmapUV = IN.lmap;
  #else
    giInput.lightmapUV = 0.0;
  #endif
  #if UNITY_SHOULD_SAMPLE_SH && !UNITY_SAMPLE_FULL_SH_PER_PIXEL
    giInput.ambient = IN.sh;
  #else
    giInput.ambient.rgb = 0.0;
  #endif
  giInput.probeHDR[0] = unity_SpecCube0_HDR;
  giInput.probeHDR[1] = unity_SpecCube1_HDR;
  #if defined(UNITY_SPECCUBE_BLENDING) || defined(UNITY_SPECCUBE_BOX_PROJECTION)
    giInput.boxMin[0] = unity_SpecCube0_BoxMin; // .w holds lerp value for blending
  #endif
  #ifdef UNITY_SPECCUBE_BOX_PROJECTION
    giInput.boxMax[0] = unity_SpecCube0_BoxMax;
    giInput.probePosition[0] = unity_SpecCube0_ProbePosition;
    giInput.boxMax[1] = unity_SpecCube1_BoxMax;
    giInput.boxMin[1] = unity_SpecCube1_BoxMin;
    giInput.probePosition[1] = unity_SpecCube1_ProbePosition;
  #endif
  LightingStandard_GI(o, giInput, gi);

  // realtime lighting: call lighting function
  c += LightingStandard (o, worldViewDir, gi);
  c.rgb += o.Emission;
  UNITY_APPLY_FOG(_unity_fogCoord, c); // apply fog
  return c;
} 


ENDCG

}

	// ---- deferred shading pass:
	Pass {
		Name "DEFERRED"
		Tags { "LightMode" = "Deferred" }

CGPROGRAM
// compile directives
#pragma vertex vert_surf
#pragma fragment frag_surf
#pragma multi_compile __ SOFTPARTICLES_ON
#pragma multi_compile __ SHADOWS_SHADOWMASK
#pragma multi_compile_instancing
#pragma instancing_options procedural:vertInstancingSetup

//vertInstancingSetup writes to global, not allowed with DXC
#pragma never_use_dxc

#pragma target 3.0
#pragma exclude_renderers nomrt
#pragma skip_variants FOG_LINEAR FOG_EXP FOG_EXP2
#pragma multi_compile_prepassfinal noshadowmask nodynlightmap nolightmap
#include "HLSLSupport.cginc"
#define UNITY_INSTANCED_LOD_FADE
#define UNITY_INSTANCED_SH
#define UNITY_INSTANCED_LIGHTMAPSTS
#define UNITY_INSTANCING_PROCEDURAL_FUNC vertInstancingSetup
#include "UnityShaderVariables.cginc"
#include "UnityShaderUtilities.cginc"

#include "UnityCG.cginc"
//Shader does not support lightmap thus we always want to fallback to SH.
#undef UNITY_SHOULD_SAMPLE_SH
#define UNITY_SHOULD_SAMPLE_SH (!defined(UNITY_PASS_FORWARDADD) && !defined(UNITY_PASS_PREPASSBASE) && !defined(UNITY_PASS_SHADOWCASTER) && !defined(UNITY_PASS_META))
#include "Lighting.cginc"
#include "UnityPBSLighting.cginc"

#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))


        #pragma shader_feature_local_fragment _ _ALPHATEST_ON _ALPHABLEND_ON _ALPHAPREMULTIPLY_ON _ALPHAMODULATE_ON
        #pragma shader_feature_local_fragment _METALLICGLOSSMAP
        #pragma shader_feature_local _NORMALMAP
        #pragma shader_feature_fragment _EMISSION
        #pragma shader_feature_local _FADING_ON
        #pragma shader_feature_local _REQUIRE_UV2
        #pragma shader_feature_local EFFECT_BUMP 


#define CURVEDWORLD_BEND_TYPE_CLASSICRUNNER_X_POSITIVE
#define CURVEDWORLD_BEND_ID_1
#pragma shader_feature_local CURVEDWORLD_DISABLED_ON
#pragma shader_feature_local CURVEDWORLD_NORMAL_TRANSFORMATION_ON


        #include "UnityStandardParticles.cginc"
        

// vertex-to-fragment interpolation data
struct v2f_surf {
  UNITY_POSITION(pos);
  float4 tSpace0 : TEXCOORD0;
  float4 tSpace1 : TEXCOORD1;
  float4 tSpace2 : TEXCOORD2;
  fixed4 color : COLOR0;
  float2 custompack0 : TEXCOORD3; // texcoord
#ifndef DIRLIGHTMAP_OFF
  float3 viewDir : TEXCOORD4;
#endif
  float4 lmap : TEXCOORD5;
#ifndef LIGHTMAP_ON
  #if UNITY_SHOULD_SAMPLE_SH && !UNITY_SAMPLE_FULL_SH_PER_PIXEL
    half3 sh : TEXCOORD6; // SH
  #endif
#else
  #ifdef DIRLIGHTMAP_OFF
    float4 lmapFadePos : TEXCOORD6;
  #endif
#endif
  UNITY_VERTEX_INPUT_INSTANCE_ID
  UNITY_VERTEX_OUTPUT_STEREO
};

// vertex shader
v2f_surf vert_surf (appdata_particles v) {
  UNITY_SETUP_INSTANCE_ID(v);
  v2f_surf o;
  UNITY_INITIALIZE_OUTPUT(v2f_surf,o);
  UNITY_TRANSFER_INSTANCE_ID(v,o);
  UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
  Input customInputData;
  vert (v, customInputData);
  o.custompack0.xy = customInputData.texcoord;
  o.pos = UnityObjectToClipPos(v.vertex);
  float3 worldPos = mul(unity_ObjectToWorld, v.vertex).xyz;
  float3 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);
  float3 viewDirForLight = UnityWorldSpaceViewDir(worldPos);
  #ifndef DIRLIGHTMAP_OFF
  o.viewDir.x = dot(viewDirForLight, worldTangent);
  o.viewDir.y = dot(viewDirForLight, worldBinormal);
  o.viewDir.z = dot(viewDirForLight, worldNormal);
  #endif
  o.color = v.color;
  o.lmap.zw = 0;
#ifdef LIGHTMAP_ON
  o.lmap.xy = half2(0.0, 0.0) * unity_LightmapST.xy + unity_LightmapST.zw;
  #ifdef DIRLIGHTMAP_OFF
    o.lmapFadePos.xyz = (mul(unity_ObjectToWorld, v.vertex).xyz - unity_ShadowFadeCenterAndType.xyz) * unity_ShadowFadeCenterAndType.w;
    o.lmapFadePos.w = (-UnityObjectToViewPos(v.vertex).z) * (1.0 - unity_ShadowFadeCenterAndType.w);
  #endif
#else
  o.lmap.xy = 0;
    #if UNITY_SHOULD_SAMPLE_SH && !UNITY_SAMPLE_FULL_SH_PER_PIXEL
      o.sh = 0;
      o.sh = ShadeSHPerVertex (worldNormal, o.sh);
    #endif
#endif
  return o;
}
#ifdef LIGHTMAP_ON
float4 unity_LightmapFade;
#endif
fixed4 unity_Ambient;

// fragment shader
void frag_surf (v2f_surf IN,
    out half4 outGBuffer0 : SV_Target0,
    out half4 outGBuffer1 : SV_Target1,
    out half4 outGBuffer2 : SV_Target2,
    out half4 outEmission : SV_Target3
#if defined(SHADOWS_SHADOWMASK) && (UNITY_ALLOWED_MRT_COUNT > 4)
    , out half4 outShadowMask : SV_Target4
#endif
) {
  UNITY_SETUP_INSTANCE_ID(IN);
  // prepare and unpack data
  Input surfIN;
  #ifdef FOG_COMBINED_WITH_TSPACE
    UNITY_EXTRACT_FOG_FROM_TSPACE(IN);
  #elif defined (FOG_COMBINED_WITH_WORLD_POS)
    UNITY_EXTRACT_FOG_FROM_WORLD_POS(IN);
  #else
    UNITY_EXTRACT_FOG(IN);
  #endif
  #ifdef FOG_COMBINED_WITH_TSPACE
    UNITY_RECONSTRUCT_TBN(IN);
  #else
    UNITY_EXTRACT_TBN(IN);
  #endif
  UNITY_INITIALIZE_OUTPUT(Input,surfIN);
  surfIN.color.x = 1.0;
  surfIN.texcoord.x = 1.0;
  surfIN.texcoord = IN.custompack0.xy;
  float3 worldPos = float3(IN.tSpace0.w, IN.tSpace1.w, IN.tSpace2.w);
  #ifndef USING_DIRECTIONAL_LIGHT
    fixed3 lightDir = normalize(UnityWorldSpaceLightDir(worldPos));
  #else
    fixed3 lightDir = _WorldSpaceLightPos0.xyz;
  #endif
  float3 worldViewDir = normalize(UnityWorldSpaceViewDir(worldPos));
  surfIN.color = IN.color;
  #ifdef UNITY_COMPILER_HLSL
  SurfaceOutputStandard o = (SurfaceOutputStandard)0;
  #else
  SurfaceOutputStandard o;
  #endif
  o.Albedo = 0.0;
  o.Emission = 0.0;
  o.Alpha = 0.0;
  o.Occlusion = 1.0;
  fixed3 normalWorldVertex = fixed3(0,0,1);
  o.Normal = fixed3(0,0,1);

  // call surface function
  surf (surfIN, o);
fixed3 originalNormal = o.Normal;
  float3 worldN;
  worldN.x = dot(_unity_tbn_0, o.Normal);
  worldN.y = dot(_unity_tbn_1, o.Normal);
  worldN.z = dot(_unity_tbn_2, o.Normal);
  worldN = normalize(worldN);
  o.Normal = worldN;
  half atten = 1;

  // Setup lighting environment
  UnityGI gi;
  UNITY_INITIALIZE_OUTPUT(UnityGI, gi);
  gi.indirect.diffuse = 0;
  gi.indirect.specular = 0;
  gi.light.color = 0;
  gi.light.dir = half3(0,1,0);
  // Call GI (lightmaps/SH/reflections) lighting function
  UnityGIInput giInput;
  UNITY_INITIALIZE_OUTPUT(UnityGIInput, giInput);
  giInput.light = gi.light;
  giInput.worldPos = worldPos;
  giInput.worldViewDir = worldViewDir;
  giInput.atten = atten;
  #if defined(LIGHTMAP_ON) || defined(DYNAMICLIGHTMAP_ON)
    giInput.lightmapUV = IN.lmap;
  #else
    giInput.lightmapUV = 0.0;
  #endif
  #if UNITY_SHOULD_SAMPLE_SH && !UNITY_SAMPLE_FULL_SH_PER_PIXEL
    giInput.ambient = IN.sh;
  #else
    giInput.ambient.rgb = 0.0;
  #endif
  giInput.probeHDR[0] = unity_SpecCube0_HDR;
  giInput.probeHDR[1] = unity_SpecCube1_HDR;
  #if defined(UNITY_SPECCUBE_BLENDING) || defined(UNITY_SPECCUBE_BOX_PROJECTION)
    giInput.boxMin[0] = unity_SpecCube0_BoxMin; // .w holds lerp value for blending
  #endif
  #ifdef UNITY_SPECCUBE_BOX_PROJECTION
    giInput.boxMax[0] = unity_SpecCube0_BoxMax;
    giInput.probePosition[0] = unity_SpecCube0_ProbePosition;
    giInput.boxMax[1] = unity_SpecCube1_BoxMax;
    giInput.boxMin[1] = unity_SpecCube1_BoxMin;
    giInput.probePosition[1] = unity_SpecCube1_ProbePosition;
  #endif
  LightingStandard_GI(o, giInput, gi);

  // call lighting function to output g-buffer
  outEmission = LightingStandard_Deferred (o, worldViewDir, gi, outGBuffer0, outGBuffer1, outGBuffer2);
  #if defined(SHADOWS_SHADOWMASK) && (UNITY_ALLOWED_MRT_COUNT > 4)
    outShadowMask = UnityGetRawBakedOcclusions (IN.lmap.xy, worldPos);
  #endif
  #ifndef UNITY_HDR_ON
  outEmission.rgb = exp2(-outEmission.rgb);
  #endif
}


ENDCG

    }
     
}

    Fallback "VertexLit"
    CustomEditor "AmazingAssets.CurvedWorld.Editor.StandardParticlesShaderGUI"
}