Another approach

Conditionally use safe ReadBlock for GPU-modified uploads
2026-05-26 08:47:10 +02:00 · 2026-05-23 00:13:07 +02:00 · 2026-05-23 14:30:19 -04:00
1 changed files with 3 additions and 1 deletions
--- a/src/video_core/buffer_cache/buffer_cache.h
+++ b/src/video_core/buffer_cache/buffer_cache.h
@ -1687,8 +1687,10 @@ void BufferCache<P>::MappedUploadMemory([[maybe_unused]] Buffer& buffer,
        for (BufferCopy& copy : copies) {
            u8* const src_pointer = staging_pointer.data() + copy.src_offset;
            const DAddr device_addr = buffer.CpuAddr() + copy.dst_offset;
+            if (IsRegionGpuModified(device_addr, copy.size)) {
+                DownloadBufferMemory(buffer, device_addr, copy.size);
+            }
            device_memory.ReadBlockUnsafe(device_addr, src_pointer, copy.size);
-
            // Apply the staging offset
            copy.src_offset += upload_staging.offset;
        }
Author	SHA1	Message	Date
MaranBr	7617cc324a	Another approach	2026-05-23 00:13:07 +02:00
MaranBr	12a4a81be0	Conditionally use safe ReadBlock for GPU-modified uploads	2026-05-23 14:30:19 -04:00