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95 行
2.7 KiB
95 行
2.7 KiB
#ifndef WATER_INPUT_INCLUDED
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#define WATER_INPUT_INCLUDED
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Core.hlsl"
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CBUFFER_START(UnityPerMaterial)
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half _BumpScale;
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half4 _DitherPattern_TexelSize;
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int _DebugPass;
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CBUFFER_END
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half _MaxDepth;
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half _MaxWaveHeight;
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half4 _VeraslWater_DepthCamParams;
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float4x4 _InvViewProjection;
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// Screen Effects textures
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SAMPLER(sampler_ScreenTextures_linear_clamp);
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#if defined(_REFLECTION_PLANARREFLECTION)
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TEXTURE2D(_PlanarReflectionTexture);
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#elif defined(_REFLECTION_CUBEMAP)
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TEXTURECUBE(_CubemapTexture);
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SAMPLER(sampler_CubemapTexture);
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#endif
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TEXTURE2D(_WaterFXMap);
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TEXTURE2D(_CameraDepthTexture);
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TEXTURE2D(_CameraOpaqueTexture); SAMPLER(sampler_CameraOpaqueTexture_linear_clamp);
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TEXTURE2D(_WaterDepthMap); SAMPLER(sampler_WaterDepthMap_linear_clamp);
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// Surface textures
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TEXTURE2D(_AbsorptionScatteringRamp); SAMPLER(sampler_AbsorptionScatteringRamp);
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TEXTURE2D(_SurfaceMap); SAMPLER(sampler_SurfaceMap);
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TEXTURE2D(_FoamMap); SAMPLER(sampler_FoamMap);
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TEXTURE2D(_DitherPattern); SAMPLER(sampler_DitherPattern);
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///////////////////////////////////////////////////////////////////////////////
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// Structs //
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///////////////////////////////////////////////////////////////////////////////
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struct Attributes // vert struct
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{
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float4 positionOS : POSITION; // vertex positions
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float2 texcoord : TEXCOORD0; // local UVs
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UNITY_VERTEX_INPUT_INSTANCE_ID
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};
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struct Varyings // fragment struct
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{
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float4 uv : TEXCOORD0; // Geometric UVs stored in xy, and world(pre-waves) in zw
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float3 positionWS : TEXCOORD1; // world position of the vertices
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half3 normalWS : NORMAL; // vert normals
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float4 viewDirectionWS : TEXCOORD2; // view direction
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float3 preWaveSP : TEXCOORD3; // screen position of the verticies before wave distortion
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half2 fogFactorNoise : TEXCOORD4; // x: fogFactor, y: noise
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float4 additionalData : TEXCOORD5; // x = distance to surface, y = distance to surface, z = normalized wave height, w = horizontal movement
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half4 screenPosition : TEXCOORD6; // screen position after the waves
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float4 positionCS : SV_POSITION;
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UNITY_VERTEX_INPUT_INSTANCE_ID
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UNITY_VERTEX_OUTPUT_STEREO
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};
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struct WaterSurfaceData
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{
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half3 absorption;
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half3 scattering;
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half foam;
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half foamMask;
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};
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struct WaterInputData
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{
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float3 positionWS;
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half3 normalWS;
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half3 viewDirectionWS;
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float2 reflectionUV;
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float2 refractionUV;
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float4 detailUV;
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float4 shadowCoord;
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half4 waterFX;
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half fogCoord;
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float depth;
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half3 GI;
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};
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struct WaterLighting
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{
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half3 driectLighting;
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half3 ambientLighting;
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half3 sss;
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half3 shadow;
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};
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#endif // WATER_INPUT_INCLUDED
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