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video_core: buffer_cache: don't copy over the image size

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psucien 2024-09-14 20:26:47 +02:00
parent 6cce6599b6
commit 673ff8d74a
1 changed files with 14 additions and 7 deletions
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21
src/video_core/buffer_cache/buffer_cache.cpp
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@ -581,15 +581,22 @@ bool BufferCache::SynchronizeBufferFromImage(Buffer& buffer, VAddr device_addr,
return false;
}
Image& image = texture_cache.GetImage(image_id);
ASSERT_MSG(buffer.CpuAddr() == image.info.guest_address,
"Texel buffer aliases image subresources {} : {}", buffer.CpuAddr(),
image.info.guest_address);
boost::container::small_vector<vk::BufferImageCopy, 8> copies;
u32 offset = buffer.Offset(image.cpu_addr);
const u32 num_layers = image.info.resources.layers;
u32 total_size = 0;
for (u32 m = 0; m < image.info.resources.levels; m++) {
const u32 width = std::max(image.info.size.width >> m, 1u);
const u32 height = std::max(image.info.size.height >> m, 1u);
const u32 depth =
image.info.props.is_volume ? std::max(image.info.size.depth >> m, 1u) : 1u;
const auto& [mip_size, mip_pitch, mip_height, mip_ofs] = image.info.mips_layout[m];
if (total_size + mip_size > buffer.SizeBytes()) {
break;
}
copies.push_back({
.bufferOffset = offset,
.bufferRowLength = static_cast<u32>(mip_pitch),
@ -604,14 +611,14 @@ bool BufferCache::SynchronizeBufferFromImage(Buffer& buffer, VAddr device_addr,
.imageExtent = {width, height, depth},
});
offset += mip_ofs * num_layers;
total_size += mip_size;
}
if (!copies.empty()) {
scheduler.EndRendering();
image.Transit(vk::ImageLayout::eTransferSrcOptimal, vk::AccessFlagBits2::eTransferRead, {});
const auto cmdbuf = scheduler.CommandBuffer();
cmdbuf.copyImageToBuffer(image.image, vk::ImageLayout::eTransferSrcOptimal, buffer.buffer,
copies);
}
ASSERT(!copies.empty()); // If triggered, need to find which layers fit
scheduler.EndRendering();
image.Transit(vk::ImageLayout::eTransferSrcOptimal, vk::AccessFlagBits2::eTransferRead, {});
const auto cmdbuf = scheduler.CommandBuffer();
cmdbuf.copyImageToBuffer(image.image, vk::ImageLayout::eTransferSrcOptimal, buffer.buffer,
copies);
return true;
}