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#pragma kernel ShadeOpaque_Fptl SHADE_OPAQUE_ENTRY=ShadeOpaque_Fptl USE_FPTL_LIGHTLIST=1
#pragma kernel ShadeOpaque_Clustered SHADE_OPAQUE_ENTRY=ShadeOpaque_Clustered USE_CLUSTERED_LIGHTLIST=1
#define LIGHTLOOP_TILE_PASS 1
#define LIGHTLOOP_TILE_DIRECT 1
#define LIGHTLOOP_TILE_INDIRECT 1
#define LIGHTLOOP_TILE_ALL 1
#define USE_FPTL_LIGHTLIST 1
//-------------------------------------------------------------------------------------
// Include
//-------------------------------------------------------------------------------------
#include "Common.hlsl"
// Note: We have fix as guidelines that we have only one deferred material (with control of GBuffer enabled). Mean a users that add a new
// deferred material must replace the old one here. If in the future we want to support multiple layout (cause a lot of consistency problem),
// the deferred shader will require to use multicompile.
#define UNITY_MATERIAL_LIT // Need to be define before including Material.hlsl
#include "Assets/ScriptableRenderLoop/HDRenderPipeline/ShaderConfig.cs.hlsl"
#include "Assets/ScriptableRenderLoop/HDRenderPipeline/ShaderVariables.hlsl"
#include "Assets/ScriptableRenderLoop/HDRenderPipeline/Lighting/Lighting.hlsl" // This include Material.hlsl
//-------------------------------------------------------------------------------------
// variable declaration
//-------------------------------------------------------------------------------------
DECLARE_GBUFFER_TEXTURE(_GBufferTexture);
TEXTURE2D(_CameraDepthTexture);
SAMPLER2D(sampler_CameraDepthTexture);
RWTexture2D<float4> uavOutput;
[numthreads(TILE_SIZE, TILE_SIZE, 1)]
void SHADE_OPAQUE_ENTRY(uint2 dispatchThreadId : SV_DispatchThreadID, uint2 groupId : SV_GroupID)
{
// input.positionCS is SV_Position
uint2 pixelCoord = dispatchThreadId;
PositionInputs posInput = GetPositionInput(pixelCoord.xy, _ScreenSize.zw);
float depth = LOAD_TEXTURE2D(_CameraDepthTexture, posInput.unPositionSS).x;
UpdatePositionInput(depth, _InvViewProjMatrix, _ViewProjMatrix, posInput);
float3 V = GetWorldSpaceNormalizeViewDir(posInput.positionWS);
FETCH_GBUFFER(gbuffer, _GBufferTexture, posInput.unPositionSS);
BSDFData bsdfData;
float3 bakeDiffuseLighting;
DECODE_FROM_GBUFFER(gbuffer, bsdfData, bakeDiffuseLighting);
PreLightData preLightData = GetPreLightData(V, posInput, bsdfData);
float3 diffuseLighting;
float3 specularLighting;
LightLoop(V, posInput, preLightData, bsdfData, bakeDiffuseLighting, diffuseLighting, specularLighting);
uavOutput[pixelCoord] = float4(diffuseLighting + specularLighting, 1.0);
}