NazaraEngine/include/Nazara/Graphics/RenderQueue.inl

137 lines
3.6 KiB
C++

// Copyright (C) 2017 Jérôme Leclercq
// This file is part of the "Nazara Engine - Graphics module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#include <Nazara/Graphics/RenderQueue.hpp>
#include <Nazara/Core/Error.hpp>
namespace Nz
{
template<typename RenderData>
void RenderQueue<RenderData>::Clear()
{
m_orderedRenderQueue.clear();
m_data.clear();
}
template<typename RenderData>
void RenderQueue<RenderData>::Insert(RenderData&& data)
{
m_data.emplace_back(std::move(data));
}
template<typename RenderData>
template<typename IndexFunc>
void RenderQueue<RenderData>::Sort(IndexFunc&& func)
{
m_orderedRenderQueue.clear();
m_orderedRenderQueue.reserve(m_data.size());
std::size_t dataIndex = 0;
for (const RenderData& renderData : m_data)
m_orderedRenderQueue.emplace_back(func(renderData), dataIndex++);
RenderQueueInternal::Sort();
}
template<typename RenderData>
typename RenderQueue<RenderData>::const_iterator RenderQueue<RenderData>::begin() const
{
return const_iterator(this, 0);
}
template<typename RenderData>
bool RenderQueue<RenderData>::empty() const
{
return m_orderedRenderQueue.empty();
}
template<typename RenderData>
typename RenderQueue<RenderData>::const_iterator RenderQueue<RenderData>::end() const
{
return const_iterator(this, m_orderedRenderQueue.size());
}
template<typename RenderData>
typename RenderQueue<RenderData>::size_type RenderQueue<RenderData>::size() const
{
return m_orderedRenderQueue.size();
}
template<typename RenderData>
const RenderData& RenderQueue<RenderData>::GetData(std::size_t i) const
{
NazaraAssert(i < m_orderedRenderQueue.size(), "Cannot dereference post-end iterator");
return m_data[m_orderedRenderQueue[i].second];
}
template<typename RenderData>
RenderQueue<RenderData>::const_iterator::const_iterator(const RenderQueue* queue, std::size_t nextId) :
m_nextDataId(nextId),
m_queue(queue)
{
}
template<typename RenderData>
RenderQueue<RenderData>::const_iterator::const_iterator(const const_iterator& it) :
m_nextDataId(it.m_nextDataId),
m_queue(it.m_queue)
{
}
template<typename RenderData>
const RenderData& RenderQueue<RenderData>::const_iterator::operator*() const
{
return m_queue->GetData(m_nextDataId);
}
template<typename RenderData>
typename RenderQueue<RenderData>::const_iterator& RenderQueue<RenderData>::const_iterator::operator=(const const_iterator& it)
{
m_nextDataId = it.m_nextDataId;
m_queue = it.m_queue;
return *this;
}
template<typename RenderData>
typename RenderQueue<RenderData>::const_iterator& RenderQueue<RenderData>::const_iterator::operator++()
{
++m_nextDataId;
return *this;
}
template<typename RenderData>
typename RenderQueue<RenderData>::const_iterator RenderQueue<RenderData>::const_iterator::operator++(int)
{
return iterator(m_queue, m_nextDataId++);
}
template<typename RenderData>
bool RenderQueue<RenderData>::const_iterator::operator==(const typename RenderQueue<RenderData>::const_iterator& rhs) const
{
NazaraAssert(m_queue == rhs.m_queue, "Cannot compare iterator coming from different queues");
return m_nextDataId == rhs.m_nextDataId;
}
template<typename RenderData>
bool RenderQueue<RenderData>::const_iterator::operator!=(const typename RenderQueue<RenderData>::const_iterator& rhs) const
{
return !operator==(rhs);
}
template<typename RenderData>
void RenderQueue<RenderData>::const_iterator::swap(typename RenderQueue<RenderData>::const_iterator& rhs)
{
NazaraAssert(m_queue == rhs.m_queue, "Cannot swap iterator coming from different queues");
using std::swap;
swap(m_nextDataId, rhs.m_nextDataId);
}
}