Files
UnrealEngineUWP/Engine/Shaders/Private/Substrate/SubstrateVisualizeCommon.ush
charles derousiers 775c2bd091 Fix incorrect header size in Substrate's material visualization.
[FYI] sebastien.hillaire

[CL 36329175 by charles derousiers in 5.5 branch]
2024-09-17 05:13:39 -04:00

697 lines
31 KiB
Plaintext

// Copyright Epic Games, Inc. All Rights Reserved.
#include "/Engine/Private/Common.ush"
#if SUBSTRATE_ENABLED
#include "/Engine/Private/ShaderPrint.ush"
#ifndef SUBSTRATE_MATERIALCONTAINER_IS_VIEWRESOURCE
#error SUBSTRATE_MATERIALCONTAINER_IS_VIEWRESOURCE needs to be defined
#endif
void DrawReferentialTWS(float3 P /*In Translated World Space*/, float3 X, float3 Y, float3 N, float3 InColor)
{
const float Size = 10.f;
const float SizeWithTip = 12.0f;
const float4 Color = float4(InColor, 1);
const float4 ColorX = float4(1, 0, 0, 1);
const float4 ColorY = float4(0, 1, 0, 1);
const float4 ColorZ = float4(0, 0, 1, 1);
// Core
AddLineTWS(P, P + X * Size, Color, Color);
AddLineTWS(P, P + Y * Size, Color, Color);
AddLineTWS(P, P + N * Size, Color, Color);
// Tips
AddLineTWS(P + X * Size, P + X * SizeWithTip, ColorX, ColorX);
AddLineTWS(P + Y * Size, P + Y * SizeWithTip, ColorY, ColorY);
AddLineTWS(P + N * Size, P + N * SizeWithTip, ColorZ, ColorZ);
}
void AddDrawPixelFootprint(float3 P, float3 dPdx, float3 dPdy, float2 Scale, bool bNormalize, float4 Color)
{
const float3 T = (bNormalize ? normalize(dPdx) : dPdx) * Scale.x;
const float3 B = (bNormalize ? normalize(dPdy) : dPdy) * Scale.y;
const float3 N = normalize(cross(T, B));
const float3 WP0 = P - T - B;
const float3 WP1 = P + T - B;
const float3 WP2 = P + T + B;
const float3 WP3 = P - T + B;
AddLineTWS(WP0, WP1, Color);
AddLineTWS(WP1, WP2, Color);
AddLineTWS(WP2, WP3, Color);
AddLineTWS(WP3, WP0, Color);
}
#if SUBSTRATE_MATERIALCONTAINER_IS_VIEWRESOURCE
void DrawPixelFootprint(float3 P, float3 dPdx, float3 dPdy, uint2 PixelCoord)
{
const FSubstrateSubsurfaceHeader SSSHeader = SubstrateLoadSubsurfaceHeader(Substrate.MaterialTextureArray, Substrate.FirstSliceStoringSubstrateSSSData, PixelCoord);
const bool bIsValid = SubstrateSubSurfaceHeaderGetIsValid(SSSHeader);
const bool bIsProfile = SubstrateSubSurfaceHeaderGetIsProfile(SSSHeader);
if (bIsValid)
{
float3 MFP = 0;
if (bIsProfile)
{
MFP = GetSubsurfaceProfileMFPInCm(SubstrateSubSurfaceHeaderGetProfileId(SSSHeader)).xyz * SubstrateSubSurfaceHeaderGetProfileRadiusScale(SSSHeader);
}
else
{
MFP = SubstrateSubSurfaceHeaderGetMFP(SSSHeader);
}
FSubstratePixelFootprint Footprint = SubstrateGetPixelFootprint(dPdx, dPdy, 0.f /*InNormalCurvatureRoughness*/);
AddDrawPixelFootprint(P, dPdx, dPdy, 0.5f, false, ColorRed);
AddDrawPixelFootprint(P, dPdx, dPdy, Footprint.PixelRadiusInWorldSpace, true, ColorOrange);
AddDrawPixelFootprint(P, dPdx, dPdy, max3(MFP.x, MFP.y, MFP.z), true, ColorCyan);
}
}
#endif
///////////////////////////////////////////////////////////////////////////////////////////////////
// Material Print
void PrintPixelType(inout FShaderPrintContext Ctx, in FSubstratePixelHeader Header, FFontColor InColor)
{
if (Header.IsSimpleMaterial()) Print(Ctx, TEXT("Simple "), InColor);
else if (Header.IsSingleMaterial()) Print(Ctx, TEXT("Single "), InColor);
else if (Header.IsComplexSpecialMaterial()) Print(Ctx, TEXT("Complex Special "), InColor);
else if (Header.IsComplexMaterial()) Print(Ctx, TEXT("Complex "), InColor);
else if (Header.IsSingleLayerWater()) Print(Ctx, TEXT("SLWater "), InColor);
else if (Header.IsHair()) Print(Ctx, TEXT("Hair "), InColor);
else if (Header.IsEye()) Print(Ctx, TEXT("Eye "), InColor);
else Print(Ctx, TEXT("Error - Unkown pixel type"), FontRed);
}
void PrintSSSType(inout FShaderPrintContext Ctx, uint SSSType, bool bThin, FFontColor InColor)
{
if (SSSType == SSS_TYPE_WRAP && bThin) Print(Ctx, TEXT("Wrap & Thin"), InColor);
else if (SSSType == SSS_TYPE_WRAP) Print(Ctx, TEXT("Wrap"), InColor);
else if (SSSType == SSS_TYPE_DIFFUSION) Print(Ctx, TEXT("Diffusion"), InColor);
else if (SSSType == SSS_TYPE_DIFFUSION_PROFILE) Print(Ctx, TEXT("Diffusion Profile"), InColor);
else if (SSSType == SSS_TYPE_SIMPLEVOLUME) Print(Ctx, TEXT("Simple Volume"), InColor);
else if (bThin) Print(Ctx, TEXT("Thin"), InColor);
else /* (SSSType == SSS_TYPE_INVALID) */ Print(Ctx, TEXT("Invalid"), InColor);
}
void PrintBackgroundRect(inout FShaderPrintContext Ctx, float2 StartRect, float2 EndRect)
{
const float4 RectBackgroundColor = float4(1, 1, 1, 0.25f);
AddFilledQuadSS(
(StartRect - ShaderPrintData.FontSize) * ShaderPrintData.Resolution,
(EndRect + ShaderPrintData.FontSize) * ShaderPrintData.Resolution,
RectBackgroundColor);
}
void Newline(inout FShaderPrintContext Context, inout float2 MaxRect)
{
MaxRect.x = max(MaxRect.x, Context.Pos.x);
MaxRect.y = Context.Pos.y;
Newline(Context);
}
void PrintAddress(inout FShaderPrintContext Context, inout FSubstrateAddressing SubstrateAddressing)
{
FFontColor Font;
Font.Color = lerp(FontEmerald.Color, FontSilver.Color, 0.75f);
Print(Context, TEXT("[Address="), Font);
Print(Context, SubstrateAddressing.CurrentIndex, Font, 2, 0);
Print(Context, TEXT("]"), Font);
}
void SubstratePrintBSDF(
inout FShaderPrintContext Context,
inout FSubstrateAddressing SubstrateAddressing,
FSubstratePixelHeader Header,
FSubstrateSubsurfaceHeader SSSHeader,
float3 WorldPosition,
float3 V,
inout float2 RectMax,
FSubstrateRaytracingPayload Payload)
{
const FFontColor FontBSDF = FontSilver;
const FFontColor FontBSDFType = FontEmerald;
const FFontColor FontBSDFStateName= FontWhite;
const FFontColor FontBSDFPropName = FontOrange;
const FFontColor FontBSDFPropValu = FontWhite;
Newline(Context, RectMax);
#if SUBSTRATE_MATERIALCONTAINER_IS_VIEWRESOURCE
const FSubstrateBSDF BSDF = UnpackSubstrateBSDFIn(Substrate.MaterialTextureArray, SubstrateAddressing, Header);
#else
const FSubstrateBSDF BSDF = UnpackSubstrateBSDFIn(Payload, SubstrateAddressing, Header); // Take the parameter of the first BSDF
#endif
const float LineSize = 5.f;
// Draw Referential
#if SUBSTRATE_MATERIALCONTAINER_IS_VIEWRESOURCE
{
const float3 DummyL = float3(0, 0, 1);
FSubstrateBSDFContext BSDFContext = SubstrateCreateBSDFContext(Header, BSDF, SubstrateAddressing, V, DummyL);
DrawReferentialTWS(WorldPosition, BSDFContext.X, BSDFContext.Y, BSDFContext.N, float3(1, 1, 0));
}
#else
{
const float3x3 TangentBasis = SubstrateGetBSDFSharedBasis(Header, BSDF, SubstrateAddressing);
DrawReferentialTWS(WorldPosition, TangentBasis[0], TangentBasis[1], TangentBasis[2], float3(1, 1, 0));
}
#endif
switch (BSDF_GETTYPE(BSDF))
{
case SUBSTRATE_BSDF_TYPE_SLAB:
{
const bool bWeightL = BSDF_GETHASTRANSABOVE(BSDF);
const bool bGreyWeightV = BSDF_GETHASGREYWEIGHT_V(BSDF);
const bool bGreyTopTrans = BSDF.TransmittanceAboveAlongN.x == BSDF.TransmittanceAboveAlongN.y && BSDF.TransmittanceAboveAlongN.x == BSDF.TransmittanceAboveAlongN.z;
Print(Context, TEXT("Slab "), FontBSDFType);
PrintAddress(Context, SubstrateAddressing);
Newline(Context, RectMax);
Print(Context, TEXT(" NormalID BasisType Aniso TopLayer Scattering IsThin WeightV "), FontBSDFStateName);
if (!bGreyWeightV)
{
Print(Context, TEXT(" "), FontBSDFStateName);
}
if (bWeightL)
{
Print(Context, TEXT("TransToL "), FontBSDFStateName);
if (!bGreyTopTrans)
{
Print(Context, TEXT(" "), FontBSDFStateName);
}
Print(Context, TEXT("CoverToL"), FontBSDFStateName);
}
Newline(Context, RectMax);
const uint BasisType = SubstrateGetSharedLocalBasisType(Header.SharedLocalBasesTypes_PackedHeader, BSDF_GETSHAREDLOCALBASISID(BSDF));
Print(Context, TEXT(" "), FontSilver);
Print(Context, BSDF_GETSHAREDLOCALBASISID(BSDF), FontBSDF, 2, 1); Print(Context, TEXT(" "), FontSilver);
if (BasisType == 0)
{
Print(Context, TEXT("Normal"), FontBSDF); Print(Context, TEXT(" "), FontSilver);
}
else
{
Print(Context, TEXT("Tangent"), FontBSDF); Print(Context, TEXT(" "), FontSilver);
}
PrintBool(Context, BSDF_GETHASANISOTROPY(BSDF)); Print(Context, TEXT(" "));
PrintBool(Context, BSDF_GETISTOPLAYER(BSDF)); Print(Context, TEXT(" "));
PrintBool(Context, BSDF_GETSSSTYPE(BSDF) != SSS_TYPE_INVALID); Print(Context, TEXT(" "));
PrintBool(Context, BSDF_GETISTHIN(BSDF)); Print(Context, TEXT(" "));
// View Weight
{
if (bGreyWeightV)
{
Print(Context, BSDF.LuminanceWeightV.x, FontSilver, 6, 4);
}
else
{
Print(Context, BSDF.LuminanceWeightV.r, FontLightRed, 6, 4);
Print(Context, BSDF.LuminanceWeightV.g, FontLightGreen, 6, 4);
Print(Context, BSDF.LuminanceWeightV.b, FontLightBlue, 6, 4);
}
Print(Context, TEXT(" "), FontWhite);
}
// Light Weight
if (bWeightL)
{
Print(Context, TEXT(" "), FontSilver);
if (bGreyTopTrans)
{
Print(Context, BSDF.TransmittanceAboveAlongN.x, FontSilver);
}
else
{
Print(Context, BSDF.TransmittanceAboveAlongN.r, FontLightRed, 6, 4);
Print(Context, BSDF.TransmittanceAboveAlongN.g, FontLightGreen, 6, 4);
Print(Context, BSDF.TransmittanceAboveAlongN.b, FontLightBlue, 6, 4);
}
Print(Context, TEXT(" "), FontSilver);
Print(Context, BSDF.CoverageAboveAlongN, FontSilver, 6, 4);
}
Newline(Context, RectMax);
Print(Context, TEXT(" Diffuse "), FontBSDFPropName); Print(Context, SLAB_DIFFUSEALBEDO(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
const bool bGreyF0 = SLAB_F0(BSDF).x == SLAB_F0(BSDF).y && SLAB_F0(BSDF).x == SLAB_F0(BSDF).z;
if (bGreyF0)
{
Print(Context, TEXT(" F0 "), FontBSDFPropName); Print(Context, SLAB_F0(BSDF).x, FontBSDFPropValu); Newline(Context, RectMax);
}
else
{
Print(Context, TEXT(" F0 "), FontBSDFPropName); Print(Context, SLAB_F0(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
}
if (BSDF_GETHASF90(BSDF))
{
const bool bGreyF90 = SLAB_F90(BSDF).x == SLAB_F90(BSDF).y && SLAB_F90(BSDF).x == SLAB_F90(BSDF).z;
if (bGreyF90)
{
Print(Context, TEXT(" F90 "), FontBSDFPropName); Print(Context, SLAB_F90(BSDF).x, FontBSDFPropValu); Newline(Context, RectMax);
}
else
{
Print(Context, TEXT(" F90 "), FontBSDFPropName); Print(Context, SLAB_F90(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
}
}
Print(Context, TEXT(" Roughness "), FontBSDFPropName); Print(Context, SLAB_ROUGHNESS(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
if (BSDF_GETHASANISOTROPY(BSDF))
{
Print(Context, TEXT(" Anisotropy "), FontBSDFPropName); Print(Context, SLAB_ANISOTROPY(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
}
if (BSDF_GETHASHAZINESS(BSDF))
{
FHaziness Haziness = UnpackHaziness(SLAB_HAZINESS(BSDF));
Print(Context, TEXT(" Haziness "), FontBSDFPropName); Newline(Context, RectMax);
Print(Context, TEXT(" - Roughness "), FontBSDFPropName); Print(Context, Haziness.Roughness, FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" - Weight "), FontBSDFPropName); Print(Context, Haziness.Weight, FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" - SimpleClearCoat "), FontBSDFPropName); Print(Context, Haziness.bSimpleClearCoat?1u:0u, FontBSDFPropValu); Newline(Context, RectMax);
}
if (BSDF_GETSSSTYPE(BSDF) != SSS_TYPE_INVALID || BSDF_GETISTHIN(BSDF))
{
const bool bIsThin = BSDF_GETISTHIN(BSDF);
Print(Context, TEXT(" SSS Type "), FontBSDFPropName); PrintSSSType(Context, BSDF_GETSSSTYPE(BSDF), BSDF_GETISTHIN(BSDF), FontYellow); Newline(Context, RectMax);
if (BSDF_GETSSSTYPE(BSDF) == SSS_TYPE_WRAP)
{
const float Opacity = SubstrateSubSurfaceHeaderGetWrapOpacity(SSSHeader);
Print(Context, TEXT(" SSS Opacity "), FontBSDFPropName); Print(Context, Opacity, FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" SSS MFP "), FontBSDFPropName); Print(Context, SLAB_SSSMFP(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" SSS Phase "), FontBSDFPropName); Print(Context, SLAB_SSSPHASEANISOTROPY(BSDF), FontBSDFPropValu);Newline(Context, RectMax);
Print(Context, TEXT(" SSS Thicknes"), FontBSDFPropName); Print(Context, BSDF_GETTHICKNESSCM(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
}
else if (BSDF_GETSSSTYPE(BSDF) == SSS_TYPE_SIMPLEVOLUME)
{
const float Opacity = SubstrateSubSurfaceHeaderGetWrapOpacity(SSSHeader);
Print(Context, TEXT(" SSS Opacity "), FontBSDFPropName); Print(Context, Opacity, FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" SSS MFP "), FontBSDFPropName); Print(Context, SLAB_SSSMFP(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" SSS Phase "), FontBSDFPropName); Print(Context, SLAB_SSSPHASEANISOTROPY(BSDF), FontBSDFPropValu);Newline(Context, RectMax);
Print(Context, TEXT(" SSS Thicknes"), FontBSDFPropName); Print(Context, BSDF_GETTHICKNESSCM(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
}
else if (BSDF_GETSSSTYPE(BSDF) == SSS_TYPE_DIFFUSION_PROFILE)
{
const uint ProfileId = SubstrateSubSurfaceHeaderGetProfileId(SSSHeader);
const float RadiusScale = SubstrateSubSurfaceHeaderGetProfileRadiusScale(SSSHeader);
const float3 DiffuseMFP = GetSubsurfaceProfileMFPInCm(ProfileId).xyz * RadiusScale;
const float Phase = GetTransmissionProfileParams(ProfileId).ScatteringDistribution;
Print(Context, TEXT(" SSS ID. "), FontBSDFPropName); Print(Context, ProfileId, FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" SSS Radius "), FontBSDFPropName); Print(Context, RadiusScale, FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" SSS MFP "), FontBSDFPropName); Print(Context, DiffuseMFP, FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" SSS Phase "), FontBSDFPropName); Print(Context, Phase, FontBSDFPropValu); Newline(Context, RectMax);
if (bIsThin)
{
Print(Context, TEXT(" SSS Thicknes"), FontBSDFPropName); Print(Context, SLAB_SSSPROFILETHICKNESSCM(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
}
}
else if (BSDF_GETSSSTYPE(BSDF) == SSS_TYPE_DIFFUSION)
{
const float3 OriginalMFP = SubstrateSubSurfaceHeaderGetMFP(SSSHeader);
const float3 RescaledMFP = SLAB_SSSMFP(BSDF);
if (bIsThin)
{
Print(Context, TEXT(" SSS MFP "), FontBSDFPropName); Print(Context, OriginalMFP, FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" SSS MFP Norm"), FontBSDFPropName); Print(Context, RescaledMFP, FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" SSS Thicknes"), FontBSDFPropName); Print(Context, BSDF_GETTHICKNESSCM(BSDF), FontBSDFPropValu);Newline(Context, RectMax);
}
else
{
Print(Context, TEXT(" SSS MFP "), FontBSDFPropName); Print(Context, OriginalMFP, FontBSDFPropValu); Newline(Context, RectMax);
}
Print(Context, TEXT(" SSS Phase "), FontBSDFPropName); Print(Context, SLAB_SSSPHASEANISOTROPY(BSDF), FontBSDFPropValu);Newline(Context, RectMax);
}
} // SSS
if (BSDF_GETHASFUZZ(BSDF))
{
Print(Context, TEXT(" Fuzz Amount "), FontBSDFPropName); Print(Context, SLAB_FUZZ_AMOUNT(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" Fuzz Color "), FontBSDFPropName); Print(Context, SLAB_FUZZ_COLOR(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" Fuzz Rough. "), FontBSDFPropName); Print(Context, SLAB_FUZZ_ROUGHNESS(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
}
#if SUBSTRATE_COMPLEXSPECIALPATH
if (BSDF_GETHASGLINT(BSDF))
{
Print(Context, TEXT(" Glint Value "), FontBSDFPropName); Print(Context, SLAB_GLINT_VALUE(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" Glint UVs "), FontBSDFPropName); Print(Context, SLAB_GLINT_UV(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
#if 1
Print(Context, TEXT(" Glint UVsDx "), FontBSDFPropName); Print(Context, SLAB_GLINT_UVDDX(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" Glint UVsDy "), FontBSDFPropName); Print(Context, SLAB_GLINT_UVDDY(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
#endif
}
if (BSDF_GETHASSPECPROFILE(BSDF))
{
Print(Context, TEXT(" SpecID "), FontBSDFPropName); Print(Context, GetSpecularProfileId(SLAB_SPECPROFILEID(BSDF)), FontBSDFPropValu);Newline(Context, RectMax);
if (GetSpecularProfileParameterization(SLAB_SPECPROFILEID(BSDF)) == 0)
{
Print(Context, TEXT(" Spec Param. "), FontBSDFPropName); Print(Context, TEXT("View/Light angles"), FontBSDFPropValu); Newline(Context, RectMax);
}
else
{
Print(Context, TEXT(" Spec Param. "), FontBSDFPropName); Print(Context, TEXT("Half angles"), FontBSDFPropValu); Newline(Context, RectMax);
}
}
#endif
}
break;
case SUBSTRATE_BSDF_TYPE_HAIR:
{
Print(Context, TEXT("Hair"), FontBSDFType);
PrintAddress(Context, SubstrateAddressing);
Newline(Context, RectMax);
Print(Context, TEXT(" NormalID Aniso IsTopLayer LuminanceWeight"), FontBSDFStateName);
Newline(Context, RectMax);
Print(Context, TEXT(" "), FontSilver);
Print(Context, BSDF_GETSHAREDLOCALBASISID(BSDF), FontBSDF);
PrintBool(Context, BSDF_GETHASANISOTROPY(BSDF));
PrintBool(Context, BSDF_GETISTOPLAYER(BSDF));
if (BSDF_GETHASGREYWEIGHT_V(BSDF))
{
Print(Context, BSDF.LuminanceWeightV.x, FontSilver);
}
else
{
Print(Context, BSDF.LuminanceWeightV.r, FontLightRed);
Print(Context, BSDF.LuminanceWeightV.g, FontLightGreen);
Print(Context, BSDF.LuminanceWeightV.b, FontLightBlue);
}
Newline(Context, RectMax);
Print(Context, TEXT(" BaseColor "), FontBSDFPropName); Print(Context, HAIR_BASECOLOR(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" Specular "), FontBSDFPropName); Print(Context, HAIR_SPECULAR(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" Roughness "), FontBSDFPropName); Print(Context, HAIR_ROUGHNESS(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" Scatter "), FontBSDFPropName); Print(Context, HAIR_SCATTER(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" Backlit "), FontBSDFPropName); Print(Context, HAIR_BACKLIT(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" Has Transmittance "), FontBSDFPropName); Print(Context, HAIR_COMPLEXTRANSMITTANCE(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
}
break;
case SUBSTRATE_BSDF_TYPE_EYE:
{
Print(Context, TEXT("Eye"), FontBSDFType);
PrintAddress(Context, SubstrateAddressing);
Newline(Context, RectMax);
Print(Context, TEXT(" NormalID IsTopLayer LuminanceWeight"), FontBSDFStateName);
Newline(Context, RectMax);
Print(Context, TEXT(" "), FontSilver);
Print(Context, BSDF_GETSHAREDLOCALBASISID(BSDF), FontBSDF);
PrintBool(Context, BSDF_GETISTOPLAYER(BSDF));
if (BSDF_GETHASGREYWEIGHT_V(BSDF))
{
Print(Context, BSDF.LuminanceWeightV.x, FontSilver);
}
else
{
Print(Context, BSDF.LuminanceWeightV.r, FontLightRed);
Print(Context, BSDF.LuminanceWeightV.g, FontLightGreen);
Print(Context, BSDF.LuminanceWeightV.b, FontLightBlue);
}
Newline(Context, RectMax);
Print(Context, TEXT(" Diffuse Albedo "), FontBSDFPropName); Print(Context, EYE_DIFFUSEALBEDO(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" F0 "), FontBSDFPropName); Print(Context, EYE_F0(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" Roughness "), FontBSDFPropName); Print(Context, EYE_ROUGHNESS(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" Iris Mask "), FontBSDFPropName); Print(Context, EYE_IRISMASK(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" Iris Distance "), FontBSDFPropName); Print(Context, EYE_IRISDISTANCE(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
const float LineSize = 10.f;
// Tangent basis for the iris
const float3x3 IrisTangentBasis = GetTangentBasis(EYE_IRISNORMAL(BSDF));
//DrawReferentialTWS(WorldPosition, IrisTangentBasis[0], IrisTangentBasis[1], IrisTangentBasis[2], float3(0, 1, 1));
AddLineTWS(WorldPosition, WorldPosition + EYE_IRISNORMAL(BSDF) * LineSize, float4(0, 1, 1, 1));
// Tangent basis for the iris plane
const float3x3 IrisPlaneTangentBasis = GetTangentBasis(EYE_IRISPLANENORMAL(BSDF));
//DrawReferentialTWS(WorldPosition, IrisPlaneTangentBasis[0], IrisPlaneTangentBasis[1], IrisPlaneTangentBasis[2], float3(1, 0, 1));
AddLineTWS(WorldPosition, WorldPosition + EYE_IRISPLANENORMAL(BSDF) * LineSize, float4(1, 0, 1, 1));
Print(Context, TEXT(" Iris N "), FontBSDFPropName); Print(Context, EYE_IRISNORMAL(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" PlaneN "), FontBSDFPropName); Print(Context, EYE_IRISPLANENORMAL(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
#if SUBSTRATE_MATERIALCONTAINER_IS_VIEWRESOURCE
const bool bHasSSS = Header.HasSubsurface();
const bool bIsValid = SubstrateSubSurfaceHeaderGetIsValid(SSSHeader);
const bool bIsProfile = SubstrateSubSurfaceHeaderGetIsProfile(SSSHeader);
if (bHasSSS && bIsValid && bIsProfile)
{
const uint SubsurfaceProfileInt = SubstrateSubSurfaceHeaderGetProfileId(SSSHeader);
Print(Context, TEXT(" SSS ID. "), FontBSDFPropName); Print(Context, SubsurfaceProfileInt, FontBSDFPropValu); Newline(Context, RectMax);
}
#endif
}
break;
case SUBSTRATE_BSDF_TYPE_SINGLELAYERWATER:
{
Print(Context, TEXT("Water"), FontBSDFType);
PrintAddress(Context, SubstrateAddressing);
Newline(Context);
Print(Context, TEXT(" BaseColor "), FontBSDFPropName); Print(Context, SLW_BASECOLOR(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" Metallic "), FontBSDFPropName); Print(Context, SLW_METALLIC(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" Specular "), FontBSDFPropName); Print(Context, SLW_SPECULAR(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" Roughness "), FontBSDFPropName); Print(Context, SLW_ROUGHNESS(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
Print(Context, TEXT(" Top Material Opacity "), FontBSDFPropName); Print(Context, SLW_TOPMATERIALOPACITY(BSDF), FontBSDFPropValu); Newline(Context, RectMax);
}
break;
default:
{
Print(Context, TEXT("Error - Uknown BSDF type"), FontRed);
}
break;
}
Newline(Context);
}
void SubstratePrintMaterialProperties_Internal(
inout FShaderPrintContext Context,
uint2 InCoord,
float3 InWorldPosition,
float3 V,
uint InClosureIndex,
inout FSubstrateAddressing SubstrateAddressing,
FSubstratePixelHeader Header,
FSubstrateSubsurfaceHeader SSSHeader,
FSubstrateTopLayerData TopLayerData,
FSubstrateRaytracingPayload Payload,
const uint FootPrint_Start,
const uint FootPrint_PostHeader)
{
const FFontColor FontBSDFCount = FontEmerald;
const FFontColor FontHeaderStateName = FontWhite;
const FFontColor FontHeaderPropName = FontWhite;
const FFontColor FontHeaderPropValue = FontSilver;
// Backgroun rect. for better print visibility. Track min/max point
float2 RectMin = Context.Pos;
float2 RectMax = Context.StartPos;
// Header
if (InClosureIndex < Header.ClosureCount && InClosureIndex == 0)
{
const bool bSubstrateMaterial = Header.ClosureCount > 0;
const bool bIsSimpleMaterial = Header.IsSimpleMaterial() || Header.ClosureCount == 0;
const bool bIsSingleMaterial = !Header.IsSimpleMaterial() && Header.IsSingleMaterial();
FSubstrateIrradianceAndOcclusion IrradianceAndOcclusion = SubstrateGetIrradianceAndAO(Header);
RectMin = Context.Pos;
Print(Context, Header.ClosureCount, FontBSDFCount, 2, 0);
Print(Context, TEXT("BSDF"), FontBSDFCount);
Print(Context, TEXT(" - "), FontWhite);
PrintPixelType(Context, Header, FontLightRed);
if (bIsSingleMaterial)
{
#if SUBSTRATE_DEFERRED_SHADING
uint OptimisedLegacyMode = (Header.SharedLocalBasesTypes_PackedHeader >> (HEADER_SINGLEENCODING_BIT_COUNT)) & HEADER_SINGLE_OPTLEGACYMODE_BIT_MASK;
if (OptimisedLegacyMode ==SINGLE_OPTLEGACYMODE_CLEARCOAT)
{
Print(Context, TEXT(" - Legacy Clear-Coat"), FontLightRed);
}
else if (OptimisedLegacyMode ==SINGLE_OPTLEGACYMODE_CLOTH)
{
Print(Context, TEXT(" - Legacy Cloth"), FontLightRed);
}
else if (OptimisedLegacyMode ==SINGLE_OPTLEGACYMODE_SSSWRAP)
{
Print(Context, TEXT(" - Legacy SSS-Wrap"), FontLightRed);
}
else if (OptimisedLegacyMode == SINGLE_OPTLEGACYMODE_SSSWRAP_THIN)
{
Print(Context, TEXT(" - Legacy Foliage"), FontLightRed);
}
else if (OptimisedLegacyMode == SINGLE_OPTLEGACYMODE_SSSPROFILE)
{
Print(Context, TEXT(" - Legacy SSS-Profile"), FontLightRed);
}
#endif
}
Newline(Context, RectMax);
Print(Context, TEXT(" AO IndIrr TopRoughness PreShadow ZeroShadow ContacShadow Ind.Occluder HasSSS"), FontHeaderStateName);
Newline(Context, RectMax);
Print(Context, TEXT(" "));
Print(Context, IrradianceAndOcclusion.MaterialAO, FontHeaderPropValue, 5, 3); Print(Context, TEXT(" "));
Print(Context, IrradianceAndOcclusion.IndirectIrradiance, FontHeaderPropValue, 6, 3); Print(Context, TEXT(" "));
Print(Context, TopLayerData.Roughness, FontHeaderPropValue, 5, 3); Print(Context, TEXT(" "));
PrintBool(Context, Header.HasPrecShadowMask()); Print(Context, TEXT(" "));
PrintBool(Context, Header.HasZeroPrecShadowMask()); Print(Context, TEXT(" "));
PrintBool(Context, Header.DoesCastContactShadow()); Print(Context, TEXT(" "));
PrintBool(Context, Header.HasDynamicIndirectShadowCasterRepresentation()); Print(Context, TEXT(" "));
PrintBool(Context, Header.HasSubsurface());
Newline(Context, RectMax);
Newline(Context);
PrintBackgroundRect(Context, RectMin, RectMax);
}
// BSDFs
if (InClosureIndex < Header.ClosureCount)
{
#if SUBSTRATE_MATERIALCONTAINER_IS_VIEWRESOURCE
if (InClosureIndex > 0)
{
const uint AddressOffset = UnpackClosureOffsetAtIndex(Substrate.ClosureOffsetTexture[InCoord], InClosureIndex, Header.ClosureCount);
SubstrateSeekClosure(SubstrateAddressing, AddressOffset);
}
#endif
RectMin = Context.Pos;
RectMax = Context.StartPos;
SubstratePrintBSDF(Context, SubstrateAddressing, Header, SSSHeader, InWorldPosition, V, RectMax, Payload);
PrintBackgroundRect(Context, RectMin, RectMax);
}
// Memory footprint
if (InClosureIndex+1 == Header.ClosureCount)
{
const bool bSubstrateMaterial = Header.ClosureCount > 0;
const bool bIsSimpleMaterial = Header.IsSimpleMaterial() || Header.ClosureCount == 0;
const bool bIsSingleMaterial = !Header.IsSimpleMaterial() && Header.IsSingleMaterial();
const uint FootPrint_PostBSDFs = SubstrateAddressing.ReadBytes;
const bool bHasSSSData = SubstrateSubSurfaceHeaderGetIsValid(SSSHeader);
const uint TopLayerDataBytes = 4; // bytes
const uint SSSDataBytes = 8;
const uint HeaderSize = FootPrint_PostHeader - FootPrint_Start;
const uint BSDFsSize = FootPrint_PostBSDFs - FootPrint_PostHeader;
const uint TotalSize = (FootPrint_PostBSDFs - FootPrint_Start) + (bHasSSSData ? SSSDataBytes : 0);
RectMin = Context.Pos;
RectMax = Context.StartPos;
Print(Context, TEXT("Memory"), FontEmerald); Newline(Context, RectMax);
if (bIsSingleMaterial || Header.IsEye() || Header.IsHair())
{
Print(Context, TEXT(" Header "), FontSilver); Print(Context, HeaderSize - TopLayerDataBytes, FontSilver, 3, 0); Print(Context, TEXT("bytes"), FontSilver); Newline(Context, RectMax);
Print(Context, TEXT(" TopNormalTex "), FontSilver); Print(Context, TopLayerDataBytes, FontSilver, 3, 0); Print(Context, TEXT("bytes"), FontSilver); Newline(Context, RectMax);
Print(Context, TEXT(" BSDF "), FontSilver); Print(Context, BSDFsSize, FontSilver, 3, 0); Print(Context, TEXT("bytes"), FontSilver); Newline(Context, RectMax);
}
else if (bIsSimpleMaterial || Header.IsSingleLayerWater())
{
Print(Context, TEXT(" Header+BSDF "), FontSilver); Print(Context, HeaderSize + BSDFsSize - TopLayerDataBytes, FontSilver, 3, 0); Print(Context, TEXT("bytes"), FontSilver); Newline(Context, RectMax);
Print(Context, TEXT(" TopNormalTex "), FontSilver); Print(Context, TopLayerDataBytes, FontSilver, 3, 0); Print(Context, TEXT("bytes"), FontSilver); Newline(Context, RectMax);
}
else
{
Print(Context, TEXT(" Header+Norm "), FontSilver); Print(Context, HeaderSize, FontSilver, 3, 0); Print(Context, TEXT("bytes"), FontSilver); Newline(Context, RectMax);
Print(Context, TEXT(" BSDFs "), FontSilver); Print(Context, BSDFsSize, FontSilver, 3, 0); Print(Context, TEXT("bytes"), FontSilver); Newline(Context, RectMax);
}
if (bHasSSSData)
{
Print(Context, TEXT(" SSS Data "), FontSilver); Print(Context, SSSDataBytes, FontSilver, 3, 0); Print(Context, TEXT("bytes"), FontSilver); Newline(Context, RectMax);
}
Print(Context, TEXT(" Total "), FontOrange); Print(Context, TotalSize, FontOrange, 3, 0); Print(Context, TEXT("bytes"), FontOrange); Newline(Context, RectMax);
PrintBackgroundRect(Context, RectMin, RectMax);
}
}
#if SUBSTRATE_MATERIALCONTAINER_IS_VIEWRESOURCE
void SubstratePrintMaterialProperties(inout FShaderPrintContext Context, uint2 InCoord, float3 InWorldPosition, float3 V, uint InClosureIndex)
{
FSubstrateAddressing SubstrateAddressing = GetSubstratePixelDataByteOffset(InCoord, uint2(View.BufferSizeAndInvSize.xy), Substrate.MaxBytesPerPixel);
const uint FootPrint_Start = SubstrateAddressing.ReadBytes;
FSubstratePixelHeader Header = UnpackSubstrateHeaderIn(Substrate.MaterialTextureArray, SubstrateAddressing, Substrate.TopLayerTexture);
const uint FootPrint_PostHeader = SubstrateAddressing.ReadBytes;
FSubstrateSubsurfaceHeader SSSHeader = SubstrateLoadSubsurfaceHeader(Substrate.MaterialTextureArray, Substrate.FirstSliceStoringSubstrateSSSData, SubstrateAddressing.PixelCoords);
FSubstrateRaytracingPayload DummyPayload;
FSubstrateTopLayerData TopLayerData = SubstrateUnpackTopLayerData(Substrate.TopLayerTexture.Load(uint3(InCoord, 0)));
SubstratePrintMaterialProperties_Internal(
Context,
InCoord,
InWorldPosition,
V,
InClosureIndex,
SubstrateAddressing,
Header,
SSSHeader,
TopLayerData,
DummyPayload,
FootPrint_Start,
FootPrint_PostHeader);
}
#else
void SubstratePrintMaterialProperties(inout FShaderPrintContext Context, uint2 InCoord, float3 InWorldPosition, float3 V, uint InClosureIndex, FSubstrateRaytracingPayload Payload)
{
FSubstrateAddressing SubstrateAddressing = GetSubstratePixelDataByteOffset(InCoord, uint2(View.BufferSizeAndInvSize.xy), 0);
const uint FootPrint_Start = SubstrateAddressing.ReadBytes;
FSubstratePixelHeader Header = UnpackSubstrateHeaderIn(Payload, SubstrateAddressing, Payload);
const uint FootPrint_PostHeader = SubstrateAddressing.ReadBytes;
FSubstrateSubsurfaceHeader SSSHeader = (FSubstrateSubsurfaceHeader)0;
FSubstrateTopLayerData TopLayerData = SubstrateUnpackTopLayerData(Payload.PackedTopLayerData);
for (uint ClosureIndex=0;ClosureIndex<Header.ClosureCount;ClosureIndex++)
{
SubstratePrintMaterialProperties_Internal(
Context,
InCoord,
InWorldPosition,
V,
InClosureIndex,
SubstrateAddressing,
Header,
SSSHeader,
TopLayerData,
Payload,
FootPrint_Start,
FootPrint_PostHeader);
}
}
#endif
#endif // SUBSTRATE_ENABLED