Commit 031dd5c56b374667b212f92bbb395da4f5a0d025
2021-02-11T14:56:43
Vulkan: Add fast path for pack buffer copies When vkCmdCopyImageToBuffer is possible, it is used to implement glReadPixels with PBO instead of a CPU readback. A few tests are added to verify synchronization between pack/unpack and compute shader writes. Bug: angleproject:5070 Change-Id: Ia5da0feb31348f6b52d164b973ff95e2a0510582 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2691466 Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org> Reviewed-by: Ian Elliott <ianelliott@google.com> Reviewed-by: Jamie Madill <jmadill@chromium.org>