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80 行
3.2 KiB
80 行
3.2 KiB
#ifndef UNIVERSAL_INPUT_INCLUDED
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#define UNIVERSAL_INPUT_INCLUDED
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#define MAX_VISIBLE_LIGHTS_SSBO 256
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#define MAX_VISIBLE_LIGHTS_UBO 32
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/ShaderTypes.cs.hlsl"
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// There are some performance issues by using SSBO in mobile.
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// Also some GPUs don't supports SSBO in vertex shader.
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#if !defined(SHADER_API_MOBILE) && (defined(SHADER_API_METAL) || defined(SHADER_API_VULKAN) || defined(SHADER_API_PS4) || defined(SHADER_API_XBOXONE))
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#define USE_STRUCTURED_BUFFER_FOR_LIGHT_DATA 1
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#define MAX_VISIBLE_LIGHTS MAX_VISIBLE_LIGHTS_SSBO
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// We don't use SSBO in D3D because we can't figure out without adding shader variants if platforms is D3D10.
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// We don't use SSBO on Nintendo Switch as UBO path is faster.
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// However here we use same limits as SSBO path.
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#elif defined(SHADER_API_D3D11) || defined(SHADER_API_SWITCH)
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#define MAX_VISIBLE_LIGHTS MAX_VISIBLE_LIGHTS_SSBO
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#define USE_STRUCTURED_BUFFER_FOR_LIGHT_DATA 0
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// We use less limits for mobile as some mobile GPUs have small SP cache for constants
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// Using more than 32 might cause spilling to main memory.
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#else
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#define MAX_VISIBLE_LIGHTS MAX_VISIBLE_LIGHTS_UBO
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#define USE_STRUCTURED_BUFFER_FOR_LIGHT_DATA 0
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#endif
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struct InputData
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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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float4 shadowCoord;
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half fogCoord;
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half3 vertexLighting;
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half3 bakedGI;
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};
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///////////////////////////////////////////////////////////////////////////////
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// Constant Buffers //
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///////////////////////////////////////////////////////////////////////////////
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half4 _GlossyEnvironmentColor;
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half4 _SubtractiveShadowColor;
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float4x4 _InvCameraViewProj;
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float4 _ScaledScreenParams;
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float4 _MainLightPosition;
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half4 _MainLightColor;
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half4 _AdditionalLightsCount;
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#if USE_STRUCTURED_BUFFER_FOR_LIGHT_DATA
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StructuredBuffer<LightData> _AdditionalLightsBuffer;
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StructuredBuffer<int> _AdditionalLightsIndices;
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#else
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float4 _AdditionalLightsPosition[MAX_VISIBLE_LIGHTS];
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half4 _AdditionalLightsColor[MAX_VISIBLE_LIGHTS];
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half4 _AdditionalLightsAttenuation[MAX_VISIBLE_LIGHTS];
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half4 _AdditionalLightsSpotDir[MAX_VISIBLE_LIGHTS];
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half4 _AdditionalLightsOcclusionProbes[MAX_VISIBLE_LIGHTS];
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#endif
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#define UNITY_MATRIX_M unity_ObjectToWorld
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#define UNITY_MATRIX_I_M unity_WorldToObject
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#define UNITY_MATRIX_V unity_MatrixV
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#define UNITY_MATRIX_I_V unity_MatrixInvV
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#define UNITY_MATRIX_P OptimizeProjectionMatrix(glstate_matrix_projection)
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#define UNITY_MATRIX_I_P ERROR_UNITY_MATRIX_I_P_IS_NOT_DEFINED
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#define UNITY_MATRIX_VP unity_MatrixVP
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#define UNITY_MATRIX_I_VP _InvCameraViewProj
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#define UNITY_MATRIX_MV mul(UNITY_MATRIX_V, UNITY_MATRIX_M)
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#define UNITY_MATRIX_T_MV transpose(UNITY_MATRIX_MV)
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#define UNITY_MATRIX_IT_MV transpose(mul(UNITY_MATRIX_I_M, UNITY_MATRIX_I_V))
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#define UNITY_MATRIX_MVP mul(UNITY_MATRIX_VP, UNITY_MATRIX_M)
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/UnityInput.hlsl"
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#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/UnityInstancing.hlsl"
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#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/SpaceTransforms.hlsl"
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#endif
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