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GPUThread: Push settings through FIFO 

Saves the std::function heap allocation.
This commit is contained in:
Stenzek 2025-01-22 18:23:14 +10:00
parent f045a1742d
commit 89504b0184
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2 changed files with 31 additions and 12 deletions
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31
src/core/gpu_thread.cpp
View File

@ -82,7 +82,7 @@ static bool CreateGPUBackendOnThread(GPURenderer renderer, bool upload_vram, Err
static void DestroyGPUBackendOnThread();
static void DestroyGPUPresenterOnThread();
static void UpdateSettingsOnThread(const GPUSettings& old_settings);
static void UpdateSettingsOnThread(GPUThreadUpdateSettingsCommand* cmd);
static void UpdateRunIdle();
@ -507,6 +507,14 @@ void GPUThread::Internal::GPUThreadEntryPoint()
}
break;
case GPUBackendCommandType::UpdateSettings:
{
GPUThreadUpdateSettingsCommand* ccmd = static_cast<GPUThreadUpdateSettingsCommand*>(cmd);
UpdateSettingsOnThread(ccmd);
ccmd->~GPUThreadUpdateSettingsCommand();
}
break;
case GPUBackendCommandType::Shutdown:
{
// Should have consumed everything, and be shutdown.
@ -553,6 +561,7 @@ bool GPUThread::Reconfigure(std::string serial, std::optional<GPURenderer> rende
cmd->upload_vram = upload_vram;
cmd->error_ptr = error;
cmd->out_result = &result;
cmd->settings = g_settings;
if (!s_state.use_gpu_thread) [[unlikely]]
ReconfigureOnThread(cmd);
@ -819,7 +828,7 @@ void GPUThread::ReconfigureOnThread(GPUThreadReconfigureCommand* cmd)
s_state.requested_allow_present_throttle = cmd->allow_present_throttle;
s_state.requested_fullscreen_ui = cmd->start_fullscreen_ui.value_or(s_state.requested_fullscreen_ui);
s_state.game_serial = std::move(cmd->game_serial);
g_gpu_settings = g_settings;
g_gpu_settings = std::move(cmd->settings);
// Readback old VRAM for hardware renderers.
const bool had_renderer = static_cast<bool>(s_state.gpu_backend);
@ -966,8 +975,13 @@ bool GPUThread::Internal::PresentFrameAndRestoreContext()
return true;
}
void GPUThread::UpdateSettingsOnThread(const GPUSettings& old_settings)
void GPUThread::UpdateSettingsOnThread(GPUThreadUpdateSettingsCommand* cmd)
{
VERBOSE_LOG("Updating GPU settings on thread...");
GPUSettings old_settings = std::move(g_gpu_settings);
g_gpu_settings = std::move(cmd->settings);
if (g_gpu_device)
{
if (g_gpu_settings.display_osd_scale != old_settings.display_osd_scale)
@ -1067,14 +1081,9 @@ void GPUThread::UpdateSettings(bool gpu_settings_changed, bool device_settings_c
}
else if (gpu_settings_changed)
{
RunOnThread([settings = g_settings]() {
VERBOSE_LOG("Updating GPU settings on thread...");
GPUSettings old_settings = std::move(g_gpu_settings);
g_gpu_settings = std::move(settings);
UpdateSettingsOnThread(old_settings);
});
GPUThreadUpdateSettingsCommand* cmd =
AllocateCommand<GPUThreadUpdateSettingsCommand>(GPUBackendCommandType::UpdateSettings, g_settings);
PushCommandAndWakeThread(cmd);
}
else
{

12
src/core/gpu_thread_commands.h
View File

@ -1,9 +1,10 @@
// SPDX-FileCopyrightText: 2019-2024 Connor McLaughlin <stenzek@gmail.com>
// SPDX-FileCopyrightText: 2019-2025 Connor McLaughlin <stenzek@gmail.com>
// SPDX-License-Identifier: CC-BY-NC-ND-4.0
#pragma once
#include "gpu_types.h"
#include "settings.h"
#include "common/align.h"
@ -29,6 +30,7 @@ enum class GPUBackendCommandType : u8
AsyncCall,
AsyncBackendCall,
Reconfigure,
UpdateSettings,
Shutdown,
ClearVRAM,
ClearDisplay,
@ -78,6 +80,14 @@ struct GPUThreadReconfigureCommand : public GPUThreadCommand
bool allow_present_throttle;
bool force_recreate_device;
bool upload_vram;
GPUSettings settings;
};
struct GPUThreadUpdateSettingsCommand : public GPUThreadCommand
{
GPUThreadUpdateSettingsCommand(const GPUSettings& settings_) : settings(settings_) {}
GPUSettings settings;
};
struct GPUThreadAsyncCallCommand : public GPUThreadCommand