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vk: Insert a all_commands->transfer barrier before copying query results to scratch

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kd-11 2026-04-06 22:56:16 +03:00 committed by Ani
parent 5311f004d0
commit b9f05ba71b
1 changed files with 10 additions and 0 deletions
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10
rpcs3/Emu/RSX/VK/VKGSRender.cpp
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@ -2915,9 +2915,19 @@ void VKGSRender::begin_conditional_rendering(const std::vector<rsx::reports::occ
// Range latching. Because of how the query pool manages allocations using a stack, we get an inverse sequential set of handles/indices that we can easily group together.
// This drastically boosts performance on some drivers like the NVIDIA proprietary one that seems to have a rather high cost for every individual query transer command.
struct { u32 first, last; } query_range = { umax, 0 };
bool need_barrier = true;
auto copy_query_range_impl = [&]()
{
if (need_barrier)
{
need_barrier = false;
vk::insert_buffer_memory_barrier(*m_current_command_buffer, scratch->value, 0, num_hw_queries * 4,
VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT,
VK_ACCESS_MEMORY_READ_BIT | VK_ACCESS_MEMORY_WRITE_BIT,
VK_ACCESS_TRANSFER_WRITE_BIT);
}
const auto count = (query_range.last - query_range.first + 1);
m_occlusion_query_manager->get_query_result_indirect(*m_current_command_buffer, query_range.first, count, scratch->value, dst_offset);
dst_offset += count * 4;