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Graphics/FrameGraph: Reuse textures if possible

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This commit is contained in:
Jérôme Leclercq
2021-12-05 16:53:02 +01:00
parent 3b1bf480e6
commit 4eb96849db
4 changed files with 75 additions and 5 deletions
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2
include/Nazara/Graphics/FrameGraph.hpp
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@@ -45,6 +45,7 @@ namespace Nz
using BarrierList = std::vector<PassBarriers>;
using PassList = std::vector<std::size_t /*PassIndex*/>;
using AttachmentIdToPassMap = std::unordered_map<std::size_t /*resourceIndex*/, PassList /*passIndexes*/>;
using AttachmentIdToPassId = std::unordered_map<std::size_t /*attachmentId*/, std::size_t /*passId*/>;
using AttachmentIdToTextureId = std::unordered_map<std::size_t /*attachmentId*/, std::size_t /*textureId*/>;
using PassIdToPhysicalPassIndex = std::unordered_map<std::size_t /*passId*/, std::size_t /*physicalPassId*/>;
using TextureTransition = BakedFrameGraph::TextureTransition;
@@ -88,6 +89,7 @@ namespace Nz
std::vector<std::shared_ptr<RenderPass>> renderPasses;
std::vector<PhysicalPassData> physicalPasses;
std::vector<TextureData> textures;
AttachmentIdToPassId attachmentLastUse;
AttachmentIdToPassMap attachmentReadList;
AttachmentIdToPassMap attachmentWriteList;
AttachmentIdToTextureId attachmentToTextures;

2
include/Nazara/Graphics/FramePass.hpp
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@@ -46,6 +46,8 @@ namespace Nz
inline std::size_t AddInput(std::size_t attachmentId);
inline std::size_t AddOutput(std::size_t attachmentId);
template<typename F> void ForEachAttachment(F&& func) const;
inline const CommandCallback& GetCommandCallback() const;
inline const std::optional<DepthStencilClear>& GetDepthStencilClear() const;
inline std::size_t GetDepthStencilInput() const;

19
include/Nazara/Graphics/FramePass.inl
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@@ -38,6 +38,25 @@ namespace Nz
return outputIndex;
}
template<typename F>
void FramePass::ForEachAttachment(F&& func) const
{
for (const auto& input : m_inputs)
func(input.attachmentId);
for (const auto& output : m_outputs)
func(output.attachmentId);
if (m_depthStencilInput != FramePass::InvalidAttachmentId)
{
func(m_depthStencilInput);
if (m_depthStencilOutput != FramePass::InvalidAttachmentId && m_depthStencilOutput != m_depthStencilInput)
func(m_depthStencilOutput);
}
else if (m_depthStencilOutput != FramePass::InvalidAttachmentId)
func(m_depthStencilOutput);
}
inline auto FramePass::GetCommandCallback() const -> const CommandCallback&
{