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// Copyright 2022 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "dawn/native/vulkan/PipelineCacheVk.h"
#include <memory>
#include "dawn/native/Device.h"
#include "dawn/native/Error.h"
#include "dawn/native/vulkan/DeviceVk.h"
#include "dawn/native/vulkan/FencedDeleter.h"
#include "dawn/native/vulkan/VulkanError.h"
namespace dawn::native::vulkan {
// static
Ref<PipelineCache> PipelineCache::Create(DeviceBase* device, const CacheKey& key) {
Ref<PipelineCache> cache = AcquireRef(new PipelineCache(device, key));
cache->Initialize();
return cache;
}
PipelineCache::PipelineCache(DeviceBase* device, const CacheKey& key)
: PipelineCacheBase(device->GetBlobCache(), key), mDevice(device) {}
PipelineCache::~PipelineCache() {
if (mHandle == VK_NULL_HANDLE) {
return;
}
Device* device = ToBackend(GetDevice());
device->fn.DestroyPipelineCache(device->GetVkDevice(), mHandle, nullptr);
mHandle = VK_NULL_HANDLE;
}
DeviceBase* PipelineCache::GetDevice() const {
return mDevice;
}
VkPipelineCache PipelineCache::GetHandle() const {
return mHandle;
}
MaybeError PipelineCache::SerializeToBlobImpl(Blob* blob) {
if (mHandle == VK_NULL_HANDLE) {
// Pipeline cache isn't created successfully
return {};
}
size_t bufferSize;
Device* device = ToBackend(GetDevice());
DAWN_TRY(CheckVkSuccess(
device->fn.GetPipelineCacheData(device->GetVkDevice(), mHandle, &bufferSize, nullptr),
"GetPipelineCacheData"));
if (bufferSize == 0) {
return {};
}
*blob = CreateBlob(bufferSize);
DAWN_TRY(CheckVkSuccess(
device->fn.GetPipelineCacheData(device->GetVkDevice(), mHandle, &bufferSize, blob->Data()),
"GetPipelineCacheData"));
return {};
}
void PipelineCache::Initialize() {
Blob blob = PipelineCacheBase::Initialize();
VkPipelineCacheCreateInfo createInfo;
createInfo.flags = 0;
createInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_CACHE_CREATE_INFO;
createInfo.pNext = nullptr;
createInfo.initialDataSize = blob.Size();
createInfo.pInitialData = blob.Data();
Device* device = ToBackend(GetDevice());
mHandle = VK_NULL_HANDLE;
// Attempts to create the pipeline cache but does not bubble the error, instead only logging.
// This should be fine because the handle will be left as null and pipeline creation should
// continue as if there was no cache.
MaybeError maybeError = CheckVkSuccess(
device->fn.CreatePipelineCache(device->GetVkDevice(), &createInfo, nullptr, &*mHandle),
"CreatePipelineCache");
if (maybeError.IsError()) {
std::unique_ptr<ErrorData> error = maybeError.AcquireError();
GetDevice()->EmitLog(WGPULoggingType_Info, error->GetFormattedMessage().c_str());
}
}
} // namespace dawn::native::vulkan