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245 行
10 KiB
245 行
10 KiB
Shader "HDRenderPipeline/Unlit"
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{
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Properties
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{
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// Versioning of material to help for upgrading
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[HideInInspector] _HdrpVersion("_HdrpVersion", Float) = 2
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// Be careful, do not change the name here to _Color. It will conflict with the "fake" parameters (see end of properties) required for GI.
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_UnlitColor("Color", Color) = (1,1,1,1)
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_UnlitColorMap("ColorMap", 2D) = "white" {}
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[HDR] _EmissiveColor("EmissiveColor", Color) = (0, 0, 0)
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_EmissiveColorMap("EmissiveColorMap", 2D) = "white" {}
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_DistortionVectorMap("DistortionVectorMap", 2D) = "black" {}
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[ToggleUI] _DistortionEnable("Enable Distortion", Float) = 0.0
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[ToggleUI] _DistortionOnly("Distortion Only", Float) = 0.0
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[ToggleUI] _DistortionDepthTest("Distortion Depth Test Enable", Float) = 1.0
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[Enum(Add, 0, Multiply, 1)] _DistortionBlendMode("Distortion Blend Mode", Int) = 0
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[HideInInspector] _DistortionSrcBlend("Distortion Blend Src", Int) = 0
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[HideInInspector] _DistortionDstBlend("Distortion Blend Dst", Int) = 0
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[HideInInspector] _DistortionBlurSrcBlend("Distortion Blur Blend Src", Int) = 0
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[HideInInspector] _DistortionBlurDstBlend("Distortion Blur Blend Dst", Int) = 0
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[HideInInspector] _DistortionBlurBlendMode("Distortion Blur Blend Mode", Int) = 0
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_DistortionScale("Distortion Scale", Float) = 1
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_DistortionVectorScale("Distortion Vector Scale", Float) = 2
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_DistortionVectorBias("Distortion Vector Bias", Float) = -1
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_DistortionBlurScale("Distortion Blur Scale", Float) = 1
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_DistortionBlurRemapMin("DistortionBlurRemapMin", Float) = 0.0
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_DistortionBlurRemapMax("DistortionBlurRemapMax", Float) = 1.0
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// Transparency
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[ToggleUI] _PreRefractionPass("PreRefractionPass", Float) = 0.0
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[ToggleUI] _AlphaCutoffEnable("Alpha Cutoff Enable", Float) = 0.0
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_AlphaCutoff("Alpha Cutoff", Range(0.0, 1.0)) = 0.5
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_TransparentSortPriority("_TransparentSortPriority", Float) = 0
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// Blending state
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[HideInInspector] _SurfaceType("__surfacetype", Float) = 0.0
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[HideInInspector] _BlendMode("__blendmode", Float) = 0.0
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[HideInInspector] _SrcBlend("__src", Float) = 1.0
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[HideInInspector] _DstBlend("__dst", Float) = 0.0
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[HideInInspector] _ZWrite("__zw", Float) = 1.0
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[HideInInspector] _CullMode("__cullmode", Float) = 2.0
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[HideInInspector] _ZTestModeDistortion("_ZTestModeDistortion", Int) = 8
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[ToggleUI] _EnableFogOnTransparent("Enable Fog", Float) = 0.0
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[ToggleUI] _DoubleSidedEnable("Double sided enable", Float) = 0.0
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// Stencil state
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[HideInInspector] _StencilRef("_StencilRef", Int) = 2 // StencilLightingUsage.RegularLighting (fixed at compile time)
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[HideInInspector] _StencilWriteMask("_StencilWriteMask", Int) = 7 // StencilMask.Lighting (fixed at compile time)
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[HideInInspector] _StencilRefMV("_StencilRefMV", Int) = 128 // StencilLightingUsage.RegularLighting (fixed at compile time)
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[HideInInspector] _StencilWriteMaskMV("_StencilWriteMaskMV", Int) = 128 // StencilMask.ObjectsVelocity (fixed at compile time)
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// Caution: C# code in BaseLitUI.cs call LightmapEmissionFlagsProperty() which assume that there is an existing "_EmissionColor"
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// value that exist to identify if the GI emission need to be enabled.
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// In our case we don't use such a mechanism but need to keep the code quiet. We declare the value and always enable it.
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// TODO: Fix the code in legacy unity so we can customize the beahvior for GI
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_EmissionColor("Color", Color) = (1, 1, 1)
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// HACK: GI Baking system relies on some properties existing in the shader ("_MainTex", "_Cutoff" and "_Color") for opacity handling, so we need to store our version of those parameters in the hard-coded name the GI baking system recognizes.
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_MainTex("Albedo", 2D) = "white" {}
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_Color("Color", Color) = (1,1,1,1)
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_Cutoff("Alpha Cutoff", Range(0.0, 1.0)) = 0.5
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}
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HLSLINCLUDE
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#pragma target 4.5
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#pragma only_renderers d3d11 ps4 xboxone vulkan metal switch
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//-------------------------------------------------------------------------------------
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// Variant
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//-------------------------------------------------------------------------------------
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#pragma shader_feature _ALPHATEST_ON
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// #pragma shader_feature _DOUBLESIDED_ON - We have no lighting, so no need to have this combination for shader, the option will just disable backface culling
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#pragma shader_feature _EMISSIVE_COLOR_MAP
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// Keyword for transparent
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#pragma shader_feature _SURFACE_TYPE_TRANSPARENT
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#pragma shader_feature _ _BLENDMODE_ALPHA _BLENDMODE_ADD _BLENDMODE_PRE_MULTIPLY
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#pragma shader_feature _ENABLE_FOG_ON_TRANSPARENT
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//enable GPU instancing support
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#pragma multi_compile_instancing
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//-------------------------------------------------------------------------------------
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// Define
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//-------------------------------------------------------------------------------------
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#define UNITY_MATERIAL_UNLIT // Need to be define before including Material.hlsl
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//-------------------------------------------------------------------------------------
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// Include
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//-------------------------------------------------------------------------------------
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#include "CoreRP/ShaderLibrary/Common.hlsl"
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#include "../../ShaderVariables.hlsl"
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#include "../../ShaderPass/FragInputs.hlsl"
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#include "../../ShaderPass/ShaderPass.cs.hlsl"
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//-------------------------------------------------------------------------------------
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// variable declaration
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//-------------------------------------------------------------------------------------
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#include "../../Material/Unlit/UnlitProperties.hlsl"
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// All our shaders use same name for entry point
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#pragma vertex Vert
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#pragma fragment Frag
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ENDHLSL
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SubShader
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{
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// This tags allow to use the shader replacement features
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Tags{ "RenderPipeline" = "HDRenderPipeline" "RenderType" = "HDUnlitShader" }
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// Caution: The outline selection in the editor use the vertex shader/hull/domain shader of the first pass declare. So it should not be the meta pass.
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Pass
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{
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Name "SceneSelectionPass"
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Tags{ "LightMode" = "SceneSelectionPass" }
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Cull[_CullMode]
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ZWrite On
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HLSLPROGRAM
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// Note: Require _ObjectId and _PassValue variables
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#define SHADERPASS SHADERPASS_DEPTH_ONLY
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#define SCENESELECTIONPASS // This will drive the output of the scene selection shader
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#include "../../Material/Material.hlsl"
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#include "ShaderPass/UnlitDepthPass.hlsl"
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#include "UnlitData.hlsl"
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#include "../../ShaderPass/ShaderPassDepthOnly.hlsl"
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ENDHLSL
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}
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Pass
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{
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Name "Depth prepass"
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Tags{ "LightMode" = "DepthForwardOnly" }
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Cull[_CullMode]
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ZWrite On
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ColorMask 0 // We don't have WRITE_NORMAL_BUFFER for unlit, but as we bind a buffer we shouldn't write into it.
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HLSLPROGRAM
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#define SHADERPASS SHADERPASS_DEPTH_ONLY
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#include "../../Material/Material.hlsl"
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#include "ShaderPass/UnlitDepthPass.hlsl"
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#include "UnlitData.hlsl"
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#include "../../ShaderPass/ShaderPassDepthOnly.hlsl"
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ENDHLSL
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}
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// Unlit shader always render in forward
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Pass
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{
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Name "Forward Unlit"
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Tags { "LightMode" = "ForwardOnly" }
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Blend [_SrcBlend] [_DstBlend]
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ZWrite [_ZWrite]
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Cull [_CullMode]
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HLSLPROGRAM
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#pragma multi_compile _ DEBUG_DISPLAY
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#ifdef DEBUG_DISPLAY
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#include "../../Debug/DebugDisplay.hlsl"
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#endif
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#define SHADERPASS SHADERPASS_FORWARD_UNLIT
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#include "../../Material/Material.hlsl"
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#include "ShaderPass/UnlitSharePass.hlsl"
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#include "UnlitData.hlsl"
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#include "../../ShaderPass/ShaderPassForwardUnlit.hlsl"
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ENDHLSL
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}
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// Extracts information for lightmapping, GI (emission, albedo, ...)
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// This pass it not used during regular rendering.
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Pass
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{
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Name "META"
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Tags{ "LightMode" = "Meta" }
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Cull Off
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HLSLPROGRAM
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// Lightmap memo
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// DYNAMICLIGHTMAP_ON is used when we have an "enlighten lightmap" ie a lightmap updated at runtime by enlighten.This lightmap contain indirect lighting from realtime lights and realtime emissive material.Offline baked lighting(from baked material / light,
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// both direct and indirect lighting) will hand up in the "regular" lightmap->LIGHTMAP_ON.
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#define SHADERPASS SHADERPASS_LIGHT_TRANSPORT
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#include "../../Material/Material.hlsl"
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#include "ShaderPass/UnlitSharePass.hlsl"
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#include "UnlitData.hlsl"
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#include "../../ShaderPass/ShaderPassLightTransport.hlsl"
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ENDHLSL
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}
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Pass
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{
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Name "Distortion" // Name is not used
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Tags { "LightMode" = "DistortionVectors" } // This will be only for transparent object based on the RenderQueue index
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Blend [_DistortionSrcBlend] [_DistortionDstBlend], [_DistortionBlurSrcBlend] [_DistortionBlurDstBlend]
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BlendOp Add, [_DistortionBlurBlendOp]
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ZTest [_ZTestModeDistortion]
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ZWrite off
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Cull [_CullMode]
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HLSLPROGRAM
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#define SHADERPASS SHADERPASS_DISTORTION
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#include "../../Material/Material.hlsl"
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#include "ShaderPass/UnlitDistortionPass.hlsl"
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#include "UnlitData.hlsl"
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#include "../../ShaderPass/ShaderPassDistortion.hlsl"
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ENDHLSL
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}
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}
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CustomEditor "Experimental.Rendering.HDPipeline.UnlitGUI"
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}
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