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graphics: reuse texture conversion scratch buffers across uploads

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This commit is contained in:
nmzik
2026-10-01 00:59:02 +04:00
parent 44ba657573
commit c2f8e64f6d
4 changed files with 59 additions and 50 deletions
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src/graphics/host_gpu/renderer/cache/textureCache.cpp
Vendored
+3 -3
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@@ -583,7 +583,7 @@ bool TextureCache::CopyD16(Image& destination, Image& source) {
}
auto depth_buffer = m_tiler.GetScratchBuffer(depth_size);
auto color_buffer = m_tiler.GetScratchBuffer(color_size);
auto color_buffer = m_tiler.GetScratchBuffer(color_size, depth_buffer.buffer);
const TileManager::D16Layout promote_layout {
.width = depth.info.extent.width,
.height = depth.info.extent.height,
@@ -1071,7 +1071,7 @@ void TextureCache::UploadImage(Image& image, Buffer& source, uint64_t source_off
texels_per_slice > UINT64_MAX / transfer_bytes);
const uint64_t transfer_slice = texels_per_slice * transfer_bytes;
EXIT_NOT_IMPLEMENTED(transfer_slice > UINT64_MAX / layers);
auto promoted = m_tiler.GetScratchBuffer(transfer_slice * layers);
auto promoted = m_tiler.GetScratchBuffer(transfer_slice * layers, linear.buffer);
m_tiler.ConvertD16(
linear, promoted, TileManager::D16Direction::Promote,
info.pixel_format == vk::Format::eD32SfloatS8Uint,
@@ -1679,7 +1679,7 @@ void TextureCache::DownloadDepth(Image& image, Buffer& destination, uint64_t des
auto host_linear = m_tiler.GetScratchBuffer(transfer_size);
image.Download(copies, host_linear.buffer, 0, host_linear.size);
const bool tiled = info.IsTiled();
auto guest_linear = tiled ? m_tiler.GetScratchBuffer(info.data.size)
auto guest_linear = tiled ? m_tiler.GetScratchBuffer(info.data.size, host_linear.buffer)
: TileManager::Result {destination.Handle(), destination_offset,
destination.Size() - destination_offset};
m_tiler.ConvertD16(host_linear, guest_linear, TileManager::D16Direction::Demote,