/*
 * Copyright (c) 2018-2021 The Forge Interactive Inc.
 *
 * This file is part of The-Forge
 * (see https://github.com/ConfettiFX/The-Forge).
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 <math.h>
#include <stdint.h>
#include <time.h>

/************************************************************************/
// Time Related Functions
/************************************************************************/

uint32_t getSystemTime()
{
	long            ms;    // Milliseconds
	time_t          s;     // Seconds
	struct timespec spec;

	clock_gettime(CLOCK_REALTIME, &spec);

	s = spec.tv_sec;
	ms = round(spec.tv_nsec / 1.0e6);    // Convert nanoseconds to milliseconds

	ms += s * 1000;

	return (uint32_t)ms;
}

int64_t getUSec()
{
	struct timespec ts;
	clock_gettime(CLOCK_REALTIME, &ts);
	long us = (ts.tv_nsec / 1000);
	us += ts.tv_sec * 1e6;
	return us;
}

uint32_t getTimeSinceStart() { return (uint32_t)time(NULL); }

int64_t getTimerFrequency()
{
	// This is us to s
	return 1000000LL;
}