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/*
* Copyright (C) 2022 Team Kodi
* This file is part of Kodi - https://kodi.tv
*
* SPDX-License-Identifier: GPL-2.0-or-later
* See LICENSES/README.md for more information.
*/
#include "MovingSpeed.h"
#include "utils/MathUtils.h"
#include "utils/TimeUtils.h"
#include "utils/log.h"
void UTILS::MOVING_SPEED::CMovingSpeed::AddEventConfig(uint32_t eventId,
float acceleration,
float maxVelocity,
uint32_t resetTimeout)
{
EventCfg eventCfg{acceleration, maxVelocity, resetTimeout};
m_eventsData.emplace(eventId, EventData{eventCfg});
}
void UTILS::MOVING_SPEED::CMovingSpeed::AddEventConfig(uint32_t eventId, EventCfg event)
{
m_eventsData.emplace(eventId, EventData{event});
}
void UTILS::MOVING_SPEED::CMovingSpeed::AddEventMapConfig(MapEventConfig& configs)
{
for (auto& cfg : configs)
{
AddEventConfig(static_cast<uint32_t>(cfg.first), cfg.second);
}
}
void UTILS::MOVING_SPEED::CMovingSpeed::Reset()
{
m_currentEventId = 0;
for (auto& eventPair : m_eventsData)
{
Reset(eventPair.first);
}
}
void UTILS::MOVING_SPEED::CMovingSpeed::Reset(uint32_t eventId)
{
auto mapIt = m_eventsData.find(eventId);
if (mapIt == m_eventsData.end())
{
CLog::LogF(LOGWARNING, "Cannot reset Event ID {} configuration", eventId);
}
else
{
EventData& event = mapIt->second;
event.m_currentVelocity = 1.0f;
event.m_lastFrameTime = 0;
}
}
float UTILS::MOVING_SPEED::CMovingSpeed::GetUpdatedDistance(uint32_t eventId)
{
auto mapEventIt = m_eventsData.find(eventId);
if (mapEventIt == m_eventsData.end())
{
CLog::LogF(LOGDEBUG, "No event set for event ID {}", eventId);
return 0;
}
EventData& eventData = mapEventIt->second;
EventCfg& eventCfg = eventData.m_config;
uint32_t currentFrameTime{CTimeUtils::GetFrameTime()};
uint32_t deltaFrameTime{currentFrameTime - eventData.m_lastFrameTime};
float distance = (eventCfg.m_delta == 0.0f) ? 1.0f : eventCfg.m_delta;
if (eventData.m_lastFrameTime != 0 && deltaFrameTime > eventCfg.m_resetTimeout)
{
// If the delta time exceed the timeout then reset values
Reset(eventId);
}
else if (m_currentEventId != eventId)
{
// If the event id is changed then reset values
Reset(eventId);
}
else if (eventData.m_lastFrameTime != 0)
{
// Calculate the new speed based on time so as not to depend on the frame rate
eventData.m_currentVelocity +=
eventCfg.m_acceleration * (static_cast<float>(deltaFrameTime) / 1000);
if (eventCfg.m_maxVelocity > 0 && eventData.m_currentVelocity > eventCfg.m_maxVelocity)
eventData.m_currentVelocity = eventCfg.m_maxVelocity;
distance = eventData.m_currentVelocity * (static_cast<float>(deltaFrameTime) / 1000);
if (eventCfg.m_delta > 0.0f)
distance = MathUtils::RoundF(distance, eventCfg.m_delta);
}
m_currentEventId = eventId;
eventData.m_lastFrameTime = currentFrameTime;
return distance;
}
UTILS::MOVING_SPEED::EventType UTILS::MOVING_SPEED::ParseEventType(std::string_view eventType)
{
if (eventType == "up")
return EventType::UP;
else if (eventType == "down")
return EventType::DOWN;
else if (eventType == "left")
return EventType::LEFT;
else if (eventType == "right")
return EventType::RIGHT;
else
{
CLog::LogF(LOGERROR, "Unsupported event type \"{}\"", eventType);
return EventType::NONE;
}
}
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