// Copyright 2020 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <memory>
#include <thread>
#include "video_core/renderer_vulkan/vk_buffer_cache.h"
#include "video_core/renderer_vulkan/vk_device.h"
#include "video_core/renderer_vulkan/vk_fence_manager.h"
#include "video_core/renderer_vulkan/vk_scheduler.h"
#include "video_core/renderer_vulkan/vk_texture_cache.h"
#include "video_core/vulkan_common/vulkan_wrapper.h"
namespace Vulkan {
InnerFence::InnerFence(const Device& device_, VKScheduler& scheduler_, u32 payload_,
bool is_stubbed_)
: FenceBase{payload_, is_stubbed_}, device{device_}, scheduler{scheduler_} {}
InnerFence::InnerFence(const Device& device_, VKScheduler& scheduler_, GPUVAddr address_,
u32 payload_, bool is_stubbed_)
: FenceBase{address_, payload_, is_stubbed_}, device{device_}, scheduler{scheduler_} {}
InnerFence::~InnerFence() = default;
void InnerFence::Queue() {
if (is_stubbed) {
return;
}
ASSERT(!event);
event = device.GetLogical().CreateEvent();
ticks = scheduler.CurrentTick();
scheduler.RequestOutsideRenderPassOperationContext();
scheduler.Record([event = *event](vk::CommandBuffer cmdbuf) {
cmdbuf.SetEvent(event, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT);
});
}
bool InnerFence::IsSignaled() const {
if (is_stubbed) {
return true;
}
ASSERT(event);
return IsEventSignalled();
}
void InnerFence::Wait() {
if (is_stubbed) {
return;
}
ASSERT(event);
if (ticks >= scheduler.CurrentTick()) {
scheduler.Flush();
}
while (!IsEventSignalled()) {
std::this_thread::yield();
}
}
bool InnerFence::IsEventSignalled() const {
switch (const VkResult result = event.GetStatus()) {
case VK_EVENT_SET:
return true;
case VK_EVENT_RESET:
return false;
default:
throw vk::Exception(result);
}
}
VKFenceManager::VKFenceManager(VideoCore::RasterizerInterface& rasterizer_, Tegra::GPU& gpu_,
Tegra::MemoryManager& memory_manager_, TextureCache& texture_cache_,
VKBufferCache& buffer_cache_, VKQueryCache& query_cache_,
const Device& device_, VKScheduler& scheduler_)
: GenericFenceManager{rasterizer_, gpu_, texture_cache_, buffer_cache_, query_cache_},
device{device_}, scheduler{scheduler_} {}
Fence VKFenceManager::CreateFence(u32 value, bool is_stubbed) {
return std::make_shared<InnerFence>(device, scheduler, value, is_stubbed);
}
Fence VKFenceManager::CreateFence(GPUVAddr addr, u32 value, bool is_stubbed) {
return std::make_shared<InnerFence>(device, scheduler, addr, value, is_stubbed);
}
void VKFenceManager::QueueFence(Fence& fence) {
fence->Queue();
}
bool VKFenceManager::IsFenceSignaled(Fence& fence) const {
return fence->IsSignaled();
}
void VKFenceManager::WaitFence(Fence& fence) {
fence->Wait();
}
} // namespace Vulkan