NazaraEngine/src/Nazara/Graphics/PredefinedShaderStructs.cpp

85 lines
3.7 KiB
C++

// Copyright (C) 2022 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
// This file is part of the "Nazara Engine - Graphics module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#include <Nazara/Graphics/PredefinedShaderStructs.hpp>
#include <NZSL/Math/FieldOffsets.hpp>
#include <Nazara/Graphics/Debug.hpp>
namespace Nz
{
// PredefinedLightData
PredefinedLightData PredefinedLightData::GetOffsets()
{
PredefinedLightData lightData;
nzsl::FieldOffsets lightStruct(nzsl::StructLayout::Std140);
lightData.lightMemberOffsets.type = lightStruct.AddField(nzsl::StructFieldType::Int1);
lightData.lightMemberOffsets.color = lightStruct.AddField(nzsl::StructFieldType::Float4);
lightData.lightMemberOffsets.factor = lightStruct.AddField(nzsl::StructFieldType::Float2);
lightData.lightMemberOffsets.parameter1 = lightStruct.AddField(nzsl::StructFieldType::Float4);
lightData.lightMemberOffsets.parameter2 = lightStruct.AddField(nzsl::StructFieldType::Float4);
lightData.lightMemberOffsets.parameter3 = lightStruct.AddField(nzsl::StructFieldType::Float4);
lightData.lightMemberOffsets.shadowMapSize = lightStruct.AddField(nzsl::StructFieldType::Float2);
lightData.lightMemberOffsets.viewProjMatrix = lightStruct.AddMatrix(nzsl::StructFieldType::Float1, 4, 4, true);
lightData.lightSize = lightStruct.GetAlignedSize();
nzsl::FieldOffsets lightDataStruct(nzsl::StructLayout::Std140);
lightData.lightsOffset = lightDataStruct.AddStructArray(lightStruct, MaxLightCount);
lightData.lightCountOffset = lightDataStruct.AddField(nzsl::StructFieldType::UInt1);
lightData.totalSize = lightDataStruct.GetAlignedSize();
return lightData;
}
// PredefinedInstanceData
PredefinedInstanceData PredefinedInstanceData::GetOffsets()
{
nzsl::FieldOffsets viewerStruct(nzsl::StructLayout::Std140);
PredefinedInstanceData instanceData;
instanceData.worldMatrixOffset = viewerStruct.AddMatrix(nzsl::StructFieldType::Float1, 4, 4, true);
instanceData.invWorldMatrixOffset = viewerStruct.AddMatrix(nzsl::StructFieldType::Float1, 4, 4, true);
instanceData.totalSize = viewerStruct.GetAlignedSize();
return instanceData;
}
// PredefinedSkeletalData
PredefinedSkeletalData PredefinedSkeletalData::GetOffsets()
{
nzsl::FieldOffsets skeletalStruct(nzsl::StructLayout::Std140);
PredefinedSkeletalData skeletalData;
skeletalData.jointMatricesOffset = skeletalStruct.AddMatrixArray(nzsl::StructFieldType::Float1, 4, 4, true, MaxMatricesCount);
skeletalData.totalSize = skeletalStruct.GetAlignedSize();
return skeletalData;
}
// PredefinedViewerData
PredefinedViewerData PredefinedViewerData::GetOffsets()
{
nzsl::FieldOffsets viewerStruct(nzsl::StructLayout::Std140);
PredefinedViewerData viewerData;
viewerData.projMatrixOffset = viewerStruct.AddMatrix(nzsl::StructFieldType::Float1, 4, 4, true);
viewerData.invProjMatrixOffset = viewerStruct.AddMatrix(nzsl::StructFieldType::Float1, 4, 4, true);
viewerData.viewMatrixOffset = viewerStruct.AddMatrix(nzsl::StructFieldType::Float1, 4, 4, true);
viewerData.invViewMatrixOffset = viewerStruct.AddMatrix(nzsl::StructFieldType::Float1, 4, 4, true);
viewerData.viewProjMatrixOffset = viewerStruct.AddMatrix(nzsl::StructFieldType::Float1, 4, 4, true);
viewerData.invViewProjMatrixOffset = viewerStruct.AddMatrix(nzsl::StructFieldType::Float1, 4, 4, true);
viewerData.targetSizeOffset = viewerStruct.AddField(nzsl::StructFieldType::Float2);
viewerData.invTargetSizeOffset = viewerStruct.AddField(nzsl::StructFieldType::Float2);
viewerData.eyePositionOffset = viewerStruct.AddField(nzsl::StructFieldType::Float3);
viewerData.totalSize = viewerStruct.GetAlignedSize();
return viewerData;
}
}