<URP>/Shaders/Terrain/TerrainLitAdd.shader full source
Shader "Hidden/Universal Render Pipeline/Terrain/Lit (Add Pass)"
{
Properties
{
// Layer count is passed down to guide height-blend enable/disable, due
// to the fact that heigh-based blend will be broken with multipass.
[HideInInspector] [PerRendererData] _NumLayersCount ("Total Layer Count", Float) = 1.0
// set by terrain engine
[HideInInspector] _Control("Control (RGBA)", 2D) = "red" {}
[HideInInspector] _Splat3("Layer 3 (A)", 2D) = "white" {}
[HideInInspector] _Splat2("Layer 2 (B)", 2D) = "white" {}
[HideInInspector] _Splat1("Layer 1 (G)", 2D) = "white" {}
[HideInInspector] _Splat0("Layer 0 (R)", 2D) = "white" {}
[HideInInspector] _Normal3("Normal 3 (A)", 2D) = "bump" {}
[HideInInspector] _Normal2("Normal 2 (B)", 2D) = "bump" {}
[HideInInspector] _Normal1("Normal 1 (G)", 2D) = "bump" {}
[HideInInspector] _Normal0("Normal 0 (R)", 2D) = "bump" {}
[HideInInspector][Gamma] _Metallic0("Metallic 0", Range(0.0, 1.0)) = 0.0
[HideInInspector][Gamma] _Metallic1("Metallic 1", Range(0.0, 1.0)) = 0.0
[HideInInspector][Gamma] _Metallic2("Metallic 2", Range(0.0, 1.0)) = 0.0
[HideInInspector][Gamma] _Metallic3("Metallic 3", Range(0.0, 1.0)) = 0.0
[HideInInspector] _Mask3("Mask 3 (A)", 2D) = "grey" {}
[HideInInspector] _Mask2("Mask 2 (B)", 2D) = "grey" {}
[HideInInspector] _Mask1("Mask 1 (G)", 2D) = "grey" {}
[HideInInspector] _Mask0("Mask 0 (R)", 2D) = "grey" {}
[HideInInspector] _Smoothness0("Smoothness 0", Range(0.0, 1.0)) = 1.0
[HideInInspector] _Smoothness1("Smoothness 1", Range(0.0, 1.0)) = 1.0
[HideInInspector] _Smoothness2("Smoothness 2", Range(0.0, 1.0)) = 1.0
[HideInInspector] _Smoothness3("Smoothness 3", Range(0.0, 1.0)) = 1.0
// used in fallback on old cards & base map
[HideInInspector] _BaseMap("BaseMap (RGB)", 2D) = "white" {}
[HideInInspector] _BaseColor("Main Color", Color) = (1,1,1,1)
[HideInInspector] _TerrainHolesTexture("Holes Map (RGB)", 2D) = "white" {}
}
HLSLINCLUDE
#pragma multi_compile_fragment __ _ALPHATEST_ON
ENDHLSL
SubShader
{
Tags { "Queue" = "Geometry-99" "RenderType" = "Opaque" "RenderPipeline" = "UniversalPipeline" "UniversalMaterialType" = "Lit" "IgnoreProjector" = "True"}
Pass
{
Name "ForwardLit"
Tags { "LightMode" = "UniversalForward" }
ZWrite Off
Blend One One
HLSLPROGRAM
#pragma target 3.0
#pragma vertex SplatmapVert
#pragma fragment SplatmapFragment
// -------------------------------------
// Universal Pipeline keywords
#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 _ LIGHTMAP_SHADOW_MIXING
#pragma multi_compile _ SHADOWS_SHADOWMASK
#pragma multi_compile _ _LIGHT_LAYERS
#pragma multi_compile _ _CLUSTER_LIGHT_LOOP
#if defined(UNITY_PLATFORM_META_QUEST)
#pragma multi_compile _ META_QUEST_ORTHO_PROJ
#pragma multi_compile _ META_QUEST_NO_SPOTLIGHTS_LIGHT_LOOP
#endif
#pragma multi_compile_fragment _ _ADDITIONAL_LIGHT_SHADOWS
#pragma multi_compile_fragment _ _REFLECTION_PROBE_BLENDING
#pragma multi_compile_fragment _ _REFLECTION_PROBE_ATLAS
#pragma multi_compile_fragment _ _SHADOWS_SOFT _SHADOWS_SOFT_LOW _SHADOWS_SOFT_MEDIUM _SHADOWS_SOFT_HIGH
#pragma multi_compile_fragment _ _SCREEN_SPACE_OCCLUSION
#pragma multi_compile_fragment _ _LIGHT_COOKIES
#include_with_pragmas "Packages/com.unity.render-pipelines.core/ShaderLibrary/FoveatedRenderingKeywords.hlsl"
#include_with_pragmas "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Fog.hlsl"
// -------------------------------------
// Unity defined keywords
#pragma multi_compile _ DIRLIGHTMAP_COMBINED
#pragma multi_compile _ LIGHTMAP_ON
#pragma multi_compile_fragment _ LIGHTMAP_BICUBIC_SAMPLING
#pragma multi_compile_fragment _ REFLECTION_PROBE_ROTATION
#include_with_pragmas "Packages/com.unity.render-pipelines.universal/ShaderLibrary/ProbeVolumeVariants.hlsl"
#pragma multi_compile_instancing
#pragma instancing_options assumeuniformscaling nomatrices nolightprobe nolightmap
#pragma multi_compile_fragment _ DEBUG_DISPLAY
#pragma shader_feature_local_fragment _TERRAIN_BLEND_HEIGHT
#pragma shader_feature_local _NORMALMAP
#pragma shader_feature_local_fragment _MASKMAP
// Sample normal in pixel shader when doing instancing
#pragma shader_feature_local _TERRAIN_INSTANCED_PERPIXEL_NORMAL
#define TERRAIN_SPLAT_ADDPASS
#if USE_DYNAMIC_BRANCH_FOG_KEYWORD && SHADER_API_VULKAN && SHADER_API_MOBILE
#define SKIP_SHADOWS_LIGHT_INDEX_CHECK 1
#endif
#include "Packages/com.unity.render-pipelines.universal/Shaders/Terrain/TerrainLitInput.hlsl"
#include "Packages/com.unity.render-pipelines.universal/Shaders/Terrain/TerrainLitPasses.hlsl"
ENDHLSL
}
Pass
{
Name "GBuffer"
Tags{"LightMode" = "UniversalGBuffer"}
ZWrite Off
Blend 0 One One
Blend 1 One One
Blend 2 One One
Blend 3 One One
// disable the features that aren't needed for add pass deferred rendering
Blend 4 Off
Blend 5 Off
Blend 6 Off
ColorMask RGB 0 // Don't write .a to RT0.
ColorMask 0 4 // Don't write to RT4~6 (depth as color, shadow mask, rendering layer)
ColorMask 0 5
ColorMask 0 6
HLSLPROGRAM
#pragma target 4.5
// Deferred Rendering Path does not support the OpenGL-based graphics API:
// Desktop OpenGL, OpenGL ES 3.0, WebGL 2.0.
#pragma exclude_renderers gles3 glcore
#pragma vertex SplatmapVert
#pragma fragment SplatmapFragment
//Note that the GBuffer pass in TerrainLitAdd disables all of the lighting related features
//as any deferred lighting is calculated in the base pass or later in the lighting shaders
// -------------------------------------
// Universal Pipeline keywords
#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 _ _SHADOWS_SOFT _SHADOWS_SOFT_LOW _SHADOWS_SOFT_MEDIUM _SHADOWS_SOFT_HIGH
#pragma multi_compile _ _CLUSTER_LIGHT_LOOP
#include_with_pragmas "Packages/com.unity.render-pipelines.universal/ShaderLibrary/RenderingLayers.hlsl"
// -------------------------------------
// Unity defined keywords
#pragma multi_compile _ LIGHTMAP_SHADOW_MIXING
#pragma multi_compile _ SHADOWS_SHADOWMASK
#pragma multi_compile _ DIRLIGHTMAP_COMBINED
#pragma multi_compile _ LIGHTMAP_ON
#pragma multi_compile_fragment _ LIGHTMAP_BICUBIC_SAMPLING
#pragma multi_compile_fragment _ REFLECTION_PROBE_ROTATION
#include_with_pragmas "Packages/com.unity.render-pipelines.universal/ShaderLibrary/ProbeVolumeVariants.hlsl"
#pragma multi_compile_fragment _ _GBUFFER_NORMALS_OCT
#pragma multi_compile_fragment _ _RENDER_PASS_ENABLED
#pragma multi_compile_instancing
#pragma instancing_options assumeuniformscaling nomatrices nolightprobe nolightmap
#pragma shader_feature_local _TERRAIN_BLEND_HEIGHT
#pragma shader_feature_local _NORMALMAP
#pragma shader_feature_local _MASKMAP
// Sample normal in pixel shader when doing instancing
#pragma shader_feature_local _TERRAIN_INSTANCED_PERPIXEL_NORMAL
#define TERRAIN_SPLAT_ADDPASS 1
#define TERRAIN_GBUFFER 1
#include "Packages/com.unity.render-pipelines.universal/Shaders/Terrain/TerrainLitInput.hlsl"
#include "Packages/com.unity.render-pipelines.universal/Shaders/Terrain/TerrainLitPasses.hlsl"
#include_with_pragmas "Packages/com.unity.render-pipelines.universal/ShaderLibrary/GBufferOutputFormat.hlsl"
ENDHLSL
}
}
Fallback "Hidden/Universal Render Pipeline/FallbackError"
}