79 lines
2.8 KiB
C++
79 lines
2.8 KiB
C++
// Copyright (C) 2023 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
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// This file is part of the "Nazara Engine - Graphics module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#include <Nazara/Graphics/SkeletonInstance.hpp>
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#include <Nazara/Core/Error.hpp>
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#include <Nazara/Graphics/Graphics.hpp>
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#include <Nazara/Graphics/PredefinedShaderStructs.hpp>
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#include <Nazara/Renderer/CommandBufferBuilder.hpp>
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#include <Nazara/Renderer/RenderFrame.hpp>
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#include <Nazara/Renderer/UploadPool.hpp>
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#include <Nazara/Utility/Joint.hpp>
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#include <Nazara/Graphics/Debug.hpp>
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namespace Nz
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{
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SkeletonInstance::SkeletonInstance(std::shared_ptr<const Skeleton> skeleton) :
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m_skeleton(std::move(skeleton)),
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m_dataInvalided(true)
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{
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NazaraAssert(m_skeleton, "invalid skeleton");
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PredefinedSkeletalData skeletalUboOffsets = PredefinedSkeletalData::GetOffsets();
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m_skeletalDataBuffer = Graphics::Instance()->GetRenderDevice()->InstantiateBuffer(BufferType::Uniform, skeletalUboOffsets.totalSize, BufferUsage::DeviceLocal | BufferUsage::Dynamic | BufferUsage::Write);
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m_skeletalDataBuffer->UpdateDebugName("Skeletal data");
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m_onSkeletonJointsInvalidated.Connect(m_skeleton->OnSkeletonJointsInvalidated, [this](const Skeleton*)
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{
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m_dataInvalided = true;
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OnTransferRequired(this);
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});
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}
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SkeletonInstance::SkeletonInstance(SkeletonInstance&& skeletonInstance) noexcept :
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m_skeletalDataBuffer(std::move(skeletonInstance.m_skeletalDataBuffer)),
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m_skeleton(std::move(skeletonInstance.m_skeleton)),
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m_dataInvalided(skeletonInstance.m_dataInvalided)
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{
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m_onSkeletonJointsInvalidated.Connect(m_skeleton->OnSkeletonJointsInvalidated, [this](const Skeleton*)
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{
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m_dataInvalided = true;
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OnTransferRequired(this);
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});
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}
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void SkeletonInstance::OnTransfer(RenderFrame& renderFrame, CommandBufferBuilder& builder)
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{
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if (!m_dataInvalided)
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return;
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PredefinedSkeletalData skeletalUboOffsets = PredefinedSkeletalData::GetOffsets();
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auto& allocation = renderFrame.GetUploadPool().Allocate(m_skeletalDataBuffer->GetSize());
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Matrix4f* matrices = AccessByOffset<Matrix4f*>(allocation.mappedPtr, skeletalUboOffsets.jointMatricesOffset);
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for (std::size_t i = 0; i < m_skeleton->GetJointCount(); ++i)
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matrices[i] = m_skeleton->GetJoint(i)->GetSkinningMatrix();
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builder.CopyBuffer(allocation, m_skeletalDataBuffer.get());
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m_dataInvalided = false;
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}
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SkeletonInstance& SkeletonInstance::operator=(SkeletonInstance&& skeletonInstance) noexcept
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{
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m_skeletalDataBuffer = std::move(skeletonInstance.m_skeletalDataBuffer);
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m_skeleton = std::move(skeletonInstance.m_skeleton);
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m_dataInvalided = skeletonInstance.m_dataInvalided;
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m_onSkeletonJointsInvalidated.Connect(m_skeleton->OnSkeletonJointsInvalidated, [this](const Skeleton*)
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{
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m_dataInvalided = true;
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OnTransferRequired(this);
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});
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return *this;
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}
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}
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