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rsx/vk: Try to reclaim memory aggressively when changing resolution scale

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kd-11 2026-03-28 19:33:35 +03:00 committed by kd-11
parent 069821a2e7
commit 51ea735cb5
2 changed files with 21 additions and 1 deletions
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6
rpcs3/Emu/RSX/Common/surface_store.h
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@ -1523,8 +1523,12 @@ namespace rsx
allocate_rsx_memory(Traits::get(sink));
// Replace with the new one
ensure(copy.target == Traits::get(sink));
auto new_surface = Traits::get(sink);
ensure(copy.target == new_surface);
data.emplace(surface->get_memory_range(), std::move(sink));
// Force barrier to reduce VRAM pressure
new_surface->memory_barrier(cmd, rsx::surface_access::memory_read);
}
};

16
rpcs3/Emu/RSX/VK/VKPresent.cpp
View File

@ -1,6 +1,7 @@
#include "stdafx.h"
#include "VKGSRender.h"
#include "vkutils/buffer_object.h"
#include "vkutils/memory.h"
#include "Emu/RSX/Overlays/overlay_manager.h"
#include "Emu/RSX/Overlays/overlay_debug_overlay.h"
#include "Emu/Cell/Modules/cellVideoOut.h"
@ -973,7 +974,22 @@ void VKGSRender::flip(const rsx::display_flip_info_t& info)
if (active_res_scaling_config != this->resolution_scaling_config)
{
// First, try to reclaim any memory since the res scale upgrade is so memory intensive
if (const auto severity = vk::vmm_determine_memory_load_severity();
severity > rsx::problem_severity::low && m_rtts.handle_memory_pressure(*m_current_command_buffer, severity))
{
flush_command_queue(true);
}
// Then apply the change
m_rtts.sync_scaling_config(*m_current_command_buffer, active_res_scaling_config);
this->resolution_scaling_config = active_res_scaling_config;
// Finally reclaim any unused resources
if (const auto severity = vk::vmm_determine_memory_load_severity();
severity > rsx::problem_severity::low && m_rtts.handle_memory_pressure(*m_current_command_buffer, severity))
{
flush_command_queue(true);
}
}
}