Lit.txt

Shader "Raymarching/<Name>"
{

@constants uRaymarching/Constants/uRaymarching_Default_Constants_UniversalRP

Properties
{
    [Header(Base)][Space]
    [MainColor] _BaseColor("Color", Color) = (0.5, 0.5, 0.5, 1)
    [HideInInspector][MainTexture] _BaseMap("Albedo", 2D) = "white" {}
    [Gamma] _Metallic("Metallic", Range(0.0, 1.0)) = 0.5
    _Smoothness("Smoothness", Range(0.0, 1.0)) = 0.5
    [ToggleOff] _EnvironmentReflections("Environment Reflections", Float) = 1.0

    [Header(ClearCoat (Forward Only))][Space]
    [Toggle] _ClearCoat("Clear Coat", Float) = 0.0
    [HideInInspector] _ClearCoatMap("Clear Coat Map", 2D) = "white" {}
    _ClearCoatMask("Clear Coat Mask", Range(0.0, 1.0)) = 0.0
    _ClearCoatSmoothness("Clear Coat Smoothness", Range(0.0, 1.0)) = 1.0

    [Header(Pass)][Space]
    [Enum(UnityEngine.Rendering.CullMode)] _Cull("Culling", Int) = 2
    [Enum(UnityEngine.Rendering.BlendMode)] _BlendSrc("Blend Src", Float) = 5 
    [Enum(UnityEngine.Rendering.BlendMode)] _BlendDst("Blend Dst", Float) = 10
    [Toggle][KeyEnum(Off, On)] _ZWrite("ZWrite", Float) = 1

    [Header(Raymarching)][Space]
    _Loop("Loop", Range(1, 100)) = 30
    _MinDistance("Minimum Distance", Range(0.001, 0.1)) = 0.01
    _DistanceMultiplier("Distance Multiplier", Range(0.001, 2.0)) = 1.0
@if ShadowCaster : true
    _ShadowLoop("Shadow Loop", Range(1, 100)) = 10
    _ShadowMinDistance("Shadow Minimum Distance", Range(0.001, 0.1)) = 0.01
    _ShadowExtraBias("Shadow Extra Bias", Range(-1.0, 1.0)) = 0.01
@endif
    [PowerSlider(10.0)] _NormalDelta("NormalDelta", Range(0.00001, 0.1)) = 0.0001

@block Properties
// [Header(Additional Properties)]
// _Color2("Color2", Color) = (1.0, 1.0, 1.0, 1.0)
@endblock
}

SubShader
{

Tags 
{ 
    "RenderType" = "<RenderType=Opaque|Transparent|TransparentCutout|Background|Overlay>"
    "Queue" = "<RenderQueue=Geometry|AlphaTest|Transparent|Background|Overlay|Geometry+1|Geometry-1>"
    "IgnoreProjector" = "True" 
    "RenderPipeline" = "UniversalPipeline" 
    "UniversalMaterialType" = "Lit"
    "DisableBatching" = "True"
}

LOD <LOD=300>

HLSLINCLUDE

@if WorldSpace : false
#define WORLD_SPACE 
@endif

@if ObjectScale : false
#define OBJECT_SCALE
@endif

#define OBJECT_SHAPE_<ObjectShape=CUBE|NONE>

@if CheckIfInsideObject : false
#define CHECK_IF_INSIDE_OBJECT
@endif

#define DISTANCE_FUNCTION DistanceFunction
#define POST_EFFECT PostEffect

#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/SurfaceInput.hlsl"
#include "<RaymarchingShaderDirectory>/Primitives.hlsl"
#include "<RaymarchingShaderDirectory>/Math.hlsl"
#include "<RaymarchingShaderDirectory>/Structs.hlsl"
#include "<RaymarchingShaderDirectory>/Utils.hlsl"

@block DistanceFunction
inline float DistanceFunction(float3 pos)
{
    float t = _Time.x;
    float a = 6 * PI * t;
    float s = pow(sin(a), 2.0);
    float d1 = Sphere(pos, 0.75);
    float d2 = RoundBox(
        Repeat(pos, 0.2),
        0.1 - 0.1 * s,
        0.1 / length(pos * 2.0));
    return lerp(d1, d2, s);
}
@endblock

#define PostEffectOutput SurfaceData

@block PostEffect
inline void PostEffect(RaymarchInfo ray, inout PostEffectOutput o)
{
    float ao = 1.0 - pow(1.0 * ray.loop / ray.maxLoop, 2);
    o.occlusion = ao;
}
@endblock

ENDHLSL

Pass
{
    Name "ForwardLit"
    Tags { "LightMode" = "UniversalForward" }

    Blend [_BlendSrc] [_BlendDst]
    ZWrite [_ZWrite]
    Cull [_Cull]

    HLSLPROGRAM

    #pragma shader_feature_local _RECEIVE_SHADOWS_OFF
    #pragma shader_feature_local_fragment _SURFACE_TYPE_TRANSPARENT
    #pragma shader_feature_local_fragment _ALPHATEST_ON
    #pragma shader_feature_local_fragment _ _ALPHAPREMULTIPLY_ON _ALPHAMODULATE_ON
    #pragma shader_feature_local_fragment _EMISSION
    #pragma shader_feature_local_fragment _SPECULARHIGHLIGHTS_OFF
    #pragma shader_feature_local_fragment _ENVIRONMENTREFLECTIONS_OFF
    #pragma shader_feature_local_fragment _CLEARCOAT_ON
    #ifdef _CLEARCOAT_ON
        #define _CLEARCOAT
    #endif

    #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_fog
    #pragma multi_compile_fragment _ DEBUG_DISPLAY

    #pragma multi_compile_instancing
    #pragma instancing_options renderinglayer
    #pragma multi_compile _ DOTS_INSTANCING_ON

    #pragma prefer_hlslcc gles
    #pragma exclude_renderers d3d11_9x
    #pragma target 2.0

@if RayStopsAtDepthTexture : false
    #define RAY_STOPS_AT_DEPTH_TEXTURE
@endif
@if RayStartsFromDepthTexture : false
    #define RAY_STARTS_FROM_DEPTH_TEXTURE
@endif
@if CheckDepthPrepass : false
    #define CHECK_DEPTH_PREPASS
@endif

    #pragma vertex Vert
    #pragma fragment Frag
    #include "<RaymarchingShaderDirectory>/ForwardLit.hlsl"

    ENDHLSL
}

Pass
{
    Name "GBuffer"
    Tags { "LightMode" = "UniversalGBuffer" }

    ZWrite [_ZWrite]
    ZTest LEqual
    Cull [_Cull]

    HLSLPROGRAM
    #pragma exclude_renderers gles gles3 glcore

    #pragma shader_feature_local _NORMALMAP
    #pragma shader_feature_local_fragment _ALPHATEST_ON
    #pragma shader_feature_local_fragment _EMISSION
    #pragma shader_feature_local _ _DETAIL_MULX2 _DETAIL_SCALED

    #pragma shader_feature_local_fragment _SPECULARHIGHLIGHTS_OFF
    #pragma shader_feature_local_fragment _SPECULAR_SETUP
    #pragma shader_feature_local _RECEIVE_SHADOWS_OFF
    #pragma shader_feature_local_fragment _ENVIRONMENTREFLECTIONS_OFF
    #pragma shader_feature_local_fragment _CLEARCOAT_ON
    #ifdef _CLEARCOAT_ON
        #define _CLEARCOAT
    #endif

    #pragma multi_compile _ _MAIN_LIGHT_SHADOWS _MAIN_LIGHT_SHADOWS_CASCADE _MAIN_LIGHT_SHADOWS_SCREEN
    #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 _ _DBUFFER_MRT1 _DBUFFER_MRT2 _DBUFFER_MRT3
    #pragma multi_compile_fragment _ _LIGHT_LAYERS
    #pragma multi_compile_fragment _ _RENDER_PASS_ENABLED

    #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 _ _GBUFFER_NORMALS_OCT

    #pragma multi_compile_instancing
    #pragma instancing_options renderinglayer
    #pragma multi_compile _ DOTS_INSTANCING_ON

    #define DEFERRED_RENDERING_PASS
    #pragma vertex Vert
    #pragma fragment Frag
    #include "<RaymarchingShaderDirectory>/DeferredLit.hlsl"
    ENDHLSL
}

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

    ZWrite On
    ColorMask 0
    Cull [_Cull]

    HLSLPROGRAM

    #pragma shader_feature _ALPHATEST_ON
    #pragma multi_compile_instancing

    #pragma prefer_hlslcc gles
    #pragma exclude_renderers d3d11_9x
    #pragma target 2.0

    #pragma vertex Vert
    #pragma fragment Frag
    #include "<RaymarchingShaderDirectory>/DepthOnly.hlsl"

    ENDHLSL
}

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

    ZWrite On
    Cull [_Cull]

    HLSLPROGRAM

    #pragma shader_feature _ALPHATEST_ON
    #pragma multi_compile_fragment _ _GBUFFER_NORMALS_OCT
    #pragma multi_compile_instancing

    #pragma prefer_hlslcc gles
    #pragma exclude_renderers d3d11_9x
    #pragma target 2.0

    #pragma vertex Vert
    #pragma fragment Frag
    #include "<RaymarchingShaderDirectory>/DepthNormals.hlsl"

    ENDHLSL
}

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

    ZWrite On
    ZTest LEqual
    Cull [_Cull]

    HLSLPROGRAM

    #pragma shader_feature _SMOOTHNESS_TEXTURE_ALBEDO_CHANNEL_A
    #pragma multi_compile_instancing

    #pragma prefer_hlslcc gles
    #pragma exclude_renderers d3d11_9x
    #pragma target 2.0

    #pragma vertex Vert
    #pragma fragment Frag
    #include "<RaymarchingShaderDirectory>/ShadowCaster.hlsl"

    ENDHLSL
}
@endif

}

FallBack "Hidden/Universal Render Pipeline/FallbackError"
CustomEditor "uShaderTemplate.MaterialEditor"

}