NazaraEngine/include/Nazara/Core/IndexBuffer.hpp

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// Copyright (C) 2024 Jérôme "SirLynix" Leclercq (lynix680@gmail.com)
// This file is part of the "Nazara Engine - Core module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#pragma once
#ifndef NAZARA_CORE_INDEXBUFFER_HPP
#define NAZARA_CORE_INDEXBUFFER_HPP
#include <NazaraUtils/Prerequisites.hpp>
#include <Nazara/Core/Buffer.hpp>
namespace Nz
{
class NAZARA_CORE_API IndexBuffer
{
public:
IndexBuffer() = default;
IndexBuffer(IndexType indexType, std::shared_ptr<Buffer> buffer);
IndexBuffer(IndexType indexType, std::shared_ptr<Buffer> buffer, UInt64 offset, UInt64 size);
IndexBuffer(IndexType indexType, UInt32 indexCount, BufferUsageFlags usage, const BufferFactory& bufferFactory, const void* initialData = nullptr);
IndexBuffer(const IndexBuffer&) = default;
IndexBuffer(IndexBuffer&&) noexcept = default;
~IndexBuffer() = default;
UInt64 ComputeCacheMissCount();
bool Fill(const void* data, UInt64 startIndex, UInt64 length);
bool FillRaw(const void* data, UInt64 offset, UInt64 size);
inline const std::shared_ptr<Buffer>& GetBuffer() const;
inline UInt64 GetEndOffset() const;
inline UInt32 GetIndexCount() const;
inline IndexType GetIndexType() const;
inline UInt64 GetStride() const;
inline UInt64 GetStartOffset() const;
inline bool IsValid() const;
inline void* Map(UInt64 startIndex, UInt64 length);
inline void* Map(UInt64 startIndex, UInt64 length) const;
void* MapRaw(UInt64 offset, UInt64 size);
void* MapRaw(UInt64 offset, UInt64 size) const;
void Optimize();
void Unmap() const;
IndexBuffer& operator=(const IndexBuffer&) = default;
IndexBuffer& operator=(IndexBuffer&&) noexcept = default;
private:
std::shared_ptr<Buffer> m_buffer;
IndexType m_indexType;
UInt32 m_indexCount;
UInt64 m_endOffset;
UInt64 m_startOffset;
};
}
#include <Nazara/Core/IndexBuffer.inl>
#endif // NAZARA_CORE_INDEXBUFFER_HPP