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Simplify and batch buffer cache downloads

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This commit is contained in:
nmzik
2026-09-12 14:17:00 +04:00
parent 2d37634ee9
commit 23c8a43e37
5 changed files with 196 additions and 163 deletions
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src/graphics/host_gpu/renderer/cache/bufferCache.h
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+2 -4
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@@ -88,11 +88,8 @@ private:
bool has_stream_leap;
};
struct DownloadCopy;
using PageTable = MultiLevelPageTable<BufferId, CACHING_PAGEBITS, 40, 16>;
static_assert(CACHING_PAGESIZE == (uint64_t {1} << PageTable::kPageBits));
static constexpr uint64_t DOWNLOAD_ALIGNMENT = 64;
[[nodiscard]] static std::pair<uint64_t, uint64_t> DownloadEnvelope(const DownloadCopy& copy);
void WriteDataBuffer(Buffer& buffer, uint64_t address, const void* source, uint64_t size);
void TouchBuffer(const Buffer& buffer);
[[nodiscard]] OverlapResult ResolveOverlaps(uint64_t vaddr, uint64_t size);
@@ -108,7 +105,8 @@ private:
[[nodiscard]] vk::Buffer UploadCopies(Buffer& buffer, std::span<vk::BufferCopy> copies,
uint64_t total_size);
[[nodiscard]] bool SynchronizeBufferFromImage(Buffer& buffer, uint64_t vaddr, uint64_t size);
void DownloadBufferMemory(std::span<const DownloadCopy> copies);
// Queues backing publication; callers wait before clearing dirty pages or reusing their data.
[[nodiscard]] bool DownloadBufferMemory(Buffer& buffer, uint64_t vaddr, uint64_t size);
GraphicContext& m_graphics;
CommandScheduler& m_scheduler;