// Copyright 2020 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/platform/DawnPlatform.h"

#include <memory>

#include "dawn/common/Assert.h"
#include "dawn/platform/WorkerThread.h"

namespace dawn::platform {

CachingInterface::CachingInterface() = default;

CachingInterface::~CachingInterface() = default;

Platform::Platform() = default;

Platform::~Platform() = default;

const unsigned char* Platform::GetTraceCategoryEnabledFlag(TraceCategory category) {
    static unsigned char disabled = 0;
    return &disabled;
}

double Platform::MonotonicallyIncreasingTime() {
    return 0;
}

uint64_t Platform::AddTraceEvent(char phase,
                                 const unsigned char* categoryGroupEnabled,
                                 const char* name,
                                 uint64_t id,
                                 double timestamp,
                                 int numArgs,
                                 const char** argNames,
                                 const unsigned char* argTypes,
                                 const uint64_t* argValues,
                                 unsigned char flags) {
    // AddTraceEvent cannot be called if events are disabled.
    ASSERT(false);
    return 0;
}

dawn::platform::CachingInterface* Platform::GetCachingInterface(const void* fingerprint,
                                                                size_t fingerprintSize) {
    return nullptr;
}

std::unique_ptr<dawn::platform::WorkerTaskPool> Platform::CreateWorkerTaskPool() {
    return std::make_unique<AsyncWorkerThreadPool>();
}

}  // namespace dawn::platform