287 lines
10 KiB
Plaintext
287 lines
10 KiB
Plaintext
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Shader "GapperGames/Volumetric_Water"
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{
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Properties
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{
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_MainTex("Main Texture", 2D) = "white" {}
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[HDR] Albedo("Albedo", Color) = (1, 1, 1, 1)
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density("Density", Range(0, 1)) = 0.5
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pos("Position", Vector) = (0, 0, 0, 0)
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bounds("Bounds", Vector) = (5, 5, 5, 0)
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}
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SubShader
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{
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Tags
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{
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"RenderPipeline" = "UniversalPipeline"
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"RenderType" = "Opaque"
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"UniversalMaterialType" = "Lit"
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"Queue" = "Geometry"
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}
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Pass
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{
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Name "Universal Forward"
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Tags
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{
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"LightMode" = "UniversalForward"
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}
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Cull Back
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Blend One Zero
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ZTest LEqual
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ZWrite On
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HLSLPROGRAM
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#pragma target 4.5
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#pragma exclude_renderers gles gles3 glcore
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#pragma multi_compile_instancing
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#pragma multi_compile_fog
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#pragma multi_compile _ DOTS_INSTANCING_ON
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#pragma vertex vert
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#pragma fragment frag
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#pragma multi_compile _ _SCREEN_SPACE_OCCLUSION
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#pragma multi_compile _ LIGHTMAP_ON
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#pragma multi_compile _ DIRLIGHTMAP_COMBINED
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#pragma multi_compile _ _MAIN_LIGHT_SHADOWS _MAIN_LIGHT_SHADOWS_CASCADE _MAIN_LIGHT_SHADOWS_SCREEN
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#pragma multi_compile _ADDITIONAL_LIGHTS_VERTEX _ADDITIONAL_LIGHTS _ADDITIONAL_OFF
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#pragma multi_compile _ _ADDITIONAL_LIGHT_SHADOWS
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#pragma multi_compile _ _SHADOWS_SOFT
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#pragma multi_compile _ LIGHTMAP_SHADOW_MIXING
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#pragma multi_compile _ SHADOWS_SHADOWMASK
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#define _NORMALMAP 1
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#define _NORMAL_DROPOFF_TS 1
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#define ATTRIBUTES_NEED_NORMAL
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#define ATTRIBUTES_NEED_TANGENT
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#define ATTRIBUTES_NEED_TEXCOORD1
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#define VARYINGS_NEED_POSITION_WS
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#define VARYINGS_NEED_NORMAL_WS
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#define VARYINGS_NEED_TANGENT_WS
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#define VARYINGS_NEED_VIEWDIRECTION_WS
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#define VARYINGS_NEED_FOG_AND_VERTEX_LIGHT
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#define FEATURES_GRAPH_VERTEX
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#define SHADERPASS SHADERPASS_FORWARD
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#define REQUIRE_DEPTH_TEXTURE
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#define REQUIRE_OPAQUE_TEXTURE
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#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Color.hlsl"
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#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Texture.hlsl"
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Core.hlsl"
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Lighting.hlsl"
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#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/TextureStack.hlsl"
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Shadows.hlsl"
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/ShaderGraphFunctions.hlsl"
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//#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/DBuffer.hlsl"
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//#include "Packages/com.unity.render-pipelines.universal/Editor/ShaderGraph/Includes/ShaderPass.hlsl"
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struct Attributes
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{
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float3 positionOS : POSITION;
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float3 normalOS : NORMAL;
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float4 tangentOS : TANGENT;
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float4 uv1 : TEXCOORD1;
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#if UNITY_ANY_INSTANCING_ENABLED
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uint instanceID : INSTANCEID_SEMANTIC;
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#endif
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};
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struct Varyings
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{
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float4 positionCS : SV_POSITION;
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float3 positionWS;
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float3 normalWS;
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float4 tangentWS;
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float3 viewDirectionWS;
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#if defined(LIGHTMAP_ON)
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float2 lightmapUV;
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#endif
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#if !defined(LIGHTMAP_ON)
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float3 sh;
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#endif
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float4 fogFactorAndVertexLight;
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float4 shadowCoord;
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#if UNITY_ANY_INSTANCING_ENABLED
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uint instanceID : CUSTOM_INSTANCE_ID;
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#endif
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#if (defined(UNITY_STEREO_MULTIVIEW_ENABLED)) || (defined(UNITY_STEREO_INSTANCING_ENABLED) && (defined(SHADER_API_GLES3) || defined(SHADER_API_GLCORE)))
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uint stereoTargetEyeIndexAsBlendIdx0 : BLENDINDICES0;
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#endif
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#if (defined(UNITY_STEREO_INSTANCING_ENABLED))
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uint stereoTargetEyeIndexAsRTArrayIdx : SV_RenderTargetArrayIndex;
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#endif
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#if defined(SHADER_STAGE_FRAGMENT) && defined(VARYINGS_NEED_CULLFACE)
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FRONT_FACE_TYPE cullFace : FRONT_FACE_SEMANTIC;
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#endif
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};
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struct SurfaceDescriptionInputs
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{
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float3 WorldSpaceNormal;
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float3 TangentSpaceNormal;
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float3 WorldSpaceViewDirection;
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float3 WorldSpacePosition;
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float4 ScreenPosition;
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};
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struct VertexDescriptionInputs
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{
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float3 ObjectSpaceNormal;
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float3 ObjectSpaceTangent;
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float3 ObjectSpacePosition;
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};
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struct PackedVaryings
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{
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float4 positionCS : SV_POSITION;
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float3 interp0 : TEXCOORD0;
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float3 interp1 : TEXCOORD1;
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float4 interp2 : TEXCOORD2;
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float3 interp3 : TEXCOORD3;
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#if defined(LIGHTMAP_ON)
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float2 interp4 : TEXCOORD4;
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#endif
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#if !defined(LIGHTMAP_ON)
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float3 interp5 : TEXCOORD5;
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#endif
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float4 interp6 : TEXCOORD6;
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float4 interp7 : TEXCOORD7;
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#if UNITY_ANY_INSTANCING_ENABLED
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uint instanceID : CUSTOM_INSTANCE_ID;
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#endif
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#if (defined(UNITY_STEREO_MULTIVIEW_ENABLED)) || (defined(UNITY_STEREO_INSTANCING_ENABLED) && (defined(SHADER_API_GLES3) || defined(SHADER_API_GLCORE)))
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uint stereoTargetEyeIndexAsBlendIdx0 : BLENDINDICES0;
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#endif
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#if (defined(UNITY_STEREO_INSTANCING_ENABLED))
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uint stereoTargetEyeIndexAsRTArrayIdx : SV_RenderTargetArrayIndex;
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#endif
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#if defined(SHADER_STAGE_FRAGMENT) && defined(VARYINGS_NEED_CULLFACE)
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FRONT_FACE_TYPE cullFace : FRONT_FACE_SEMANTIC;
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#endif
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};
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PackedVaryings PackVaryings(Varyings input)
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{
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PackedVaryings output;
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output.positionCS = input.positionCS;
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output.interp0.xyz = input.positionWS;
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output.interp1.xyz = input.normalWS;
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output.interp2.xyzw = input.tangentWS;
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output.interp3.xyz = input.viewDirectionWS;
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#if defined(LIGHTMAP_ON)
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output.interp4.xy = input.lightmapUV;
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#endif
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#if !defined(LIGHTMAP_ON)
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output.interp5.xyz = input.sh;
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#endif
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output.interp6.xyzw = input.fogFactorAndVertexLight;
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output.interp7.xyzw = input.shadowCoord;
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#if UNITY_ANY_INSTANCING_ENABLED
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output.instanceID = input.instanceID;
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#endif
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#if (defined(UNITY_STEREO_MULTIVIEW_ENABLED)) || (defined(UNITY_STEREO_INSTANCING_ENABLED) && (defined(SHADER_API_GLES3) || defined(SHADER_API_GLCORE)))
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output.stereoTargetEyeIndexAsBlendIdx0 = input.stereoTargetEyeIndexAsBlendIdx0;
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#endif
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#if (defined(UNITY_STEREO_INSTANCING_ENABLED))
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output.stereoTargetEyeIndexAsRTArrayIdx = input.stereoTargetEyeIndexAsRTArrayIdx;
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#endif
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#if defined(SHADER_STAGE_FRAGMENT) && defined(VARYINGS_NEED_CULLFACE)
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output.cullFace = input.cullFace;
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#endif
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return output;
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}
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Varyings UnpackVaryings(PackedVaryings input)
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{
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Varyings output;
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output.positionCS = input.positionCS;
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output.positionWS = input.interp0.xyz;
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output.normalWS = input.interp1.xyz;
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output.tangentWS = input.interp2.xyzw;
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output.viewDirectionWS = input.interp3.xyz;
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#if defined(LIGHTMAP_ON)
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output.lightmapUV = input.interp4.xy;
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#endif
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#if !defined(LIGHTMAP_ON)
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output.sh = input.interp5.xyz;
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#endif
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output.fogFactorAndVertexLight = input.interp6.xyzw;
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output.shadowCoord = input.interp7.xyzw;
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#if UNITY_ANY_INSTANCING_ENABLED
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output.instanceID = input.instanceID;
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#endif
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#if (defined(UNITY_STEREO_MULTIVIEW_ENABLED)) || (defined(UNITY_STEREO_INSTANCING_ENABLED) && (defined(SHADER_API_GLES3) || defined(SHADER_API_GLCORE)))
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output.stereoTargetEyeIndexAsBlendIdx0 = input.stereoTargetEyeIndexAsBlendIdx0;
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#endif
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#if (defined(UNITY_STEREO_INSTANCING_ENABLED))
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output.stereoTargetEyeIndexAsRTArrayIdx = input.stereoTargetEyeIndexAsRTArrayIdx;
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#endif
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#if defined(SHADER_STAGE_FRAGMENT) && defined(VARYINGS_NEED_CULLFACE)
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output.cullFace = input.cullFace;
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#endif
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return output;
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}
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struct VertexDescription
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{
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float3 Position;
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float3 Normal;
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float3 Tangent;
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};
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VertexDescription VertexDescriptionFunction(VertexDescriptionInputs IN)
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{
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VertexDescription description = (VertexDescription)0;
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description.Position = IN.ObjectSpacePosition;
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description.Normal = IN.ObjectSpaceNormal;
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description.Tangent = IN.ObjectSpaceTangent;
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return description;
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}
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VertexDescriptionInputs BuildVertexDescriptionInputs(Attributes input)
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{
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VertexDescriptionInputs output;
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ZERO_INITIALIZE(VertexDescriptionInputs, output);
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output.ObjectSpaceNormal = input.normalOS;
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output.ObjectSpaceTangent = input.tangentOS.xyz;
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output.ObjectSpacePosition = input.positionOS;
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return output;
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}
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struct SurfaceDescription
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{
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float3 BaseColor;
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};
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SurfaceDescriptionInputs BuildSurfaceDescriptionInputs(Varyings input)
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{
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SurfaceDescriptionInputs output;
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ZERO_INITIALIZE(SurfaceDescriptionInputs, output);
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float3 unnormalizedNormalWS = input.normalWS;
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const float renormFactor = 1.0 / length(unnormalizedNormalWS);
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output.WorldSpaceNormal = renormFactor * input.normalWS.xyz;
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output.TangentSpaceNormal = float3(0.0f, 0.0f, 1.0f);
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output.WorldSpaceViewDirection = input.viewDirectionWS;
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output.WorldSpacePosition = input.positionWS;
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output.ScreenPosition = ComputeScreenPos(TransformWorldToHClip(input.positionWS));
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#if defined(SHADER_STAGE_FRAGMENT) && defined(VARYINGS_NEED_CULLFACE)
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#define BUILD_SURFACE_DESCRIPTION_INPUTS_OUTPUT_FACESIGN output.FaceSign = IS_FRONT_VFACE(input.cullFace, true, false);
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#else
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#define BUILD_SURFACE_DESCRIPTION_INPUTS_OUTPUT_FACESIGN
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#endif
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#undef BUILD_SURFACE_DESCRIPTION_INPUTS_OUTPUT_FACESIGN
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return output;
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}
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#include "Water_Volume.hlsl"
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#include "Packages/com.unity.render-pipelines.universal/Editor/ShaderGraph/Includes/Varyings.hlsl"
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#include "Packages/com.unity.render-pipelines.universal/Editor/ShaderGraph/Includes/UnlitPass.hlsl"
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ENDHLSL
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}
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}
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FallBack "Hidden/Shader Graph/FallbackError"
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}
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