NazaraEngine/include/Nazara/Renderer/Texture.hpp

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4.3 KiB
C++

// Copyright (C) 2024 Jérôme "SirLynix" Leclercq (lynix680@gmail.com)
// This file is part of the "Nazara Engine - Renderer module"
// For conditions of distribution and use, see copyright notice in Export.hpp
#pragma once
#ifndef NAZARA_RENDERER_TEXTURE_HPP
#define NAZARA_RENDERER_TEXTURE_HPP
#include <NazaraUtils/Prerequisites.hpp>
#include <Nazara/Core/Image.hpp>
#include <Nazara/Core/ObjectLibrary.hpp>
#include <Nazara/Core/Resource.hpp>
#include <Nazara/Core/ResourceLoader.hpp>
#include <Nazara/Core/ResourceManager.hpp>
#include <Nazara/Core/Serialization.hpp>
#include <Nazara/Math/Vector3.hpp>
#include <Nazara/Renderer/Enums.hpp>
#include <Nazara/Renderer/Export.hpp>
namespace Nz
{
class RenderDevice;
struct TextureInfo
{
PixelFormat pixelFormat;
ImageType type;
TextureUsageFlags usageFlags = TextureUsage::ShaderSampling | TextureUsage::TransferDestination | TextureUsage::TransferSource;
UInt8 levelCount = 0xFF;
unsigned int layerCount = 1;
unsigned int depth = 1;
unsigned int height;
unsigned int width;
};
struct TextureViewInfo
{
ImageType viewType;
PixelFormat reinterpretFormat = PixelFormat::Undefined;
UInt8 baseMipLevel = 0;
UInt8 levelCount = 1;
unsigned int baseArrayLayer = 0;
unsigned int layerCount = 1;
};
struct NAZARA_RENDERER_API TextureParams : ImageParams
{
std::shared_ptr<RenderDevice> renderDevice;
TextureUsageFlags usageFlags = TextureUsage::ShaderSampling | TextureUsage::TransferDestination | TextureUsage::TransferSource;
bool buildMipmaps = true;
bool IsValid() const;
void Merge(const TextureParams& params);
};
NAZARA_RENDERER_API bool Serialize(SerializationContext& context, TextureParams& params, TypeTag<TextureParams>);
NAZARA_RENDERER_API bool Unserialize(SerializationContext& context, TextureParams* params, TypeTag<TextureParams>);
class Texture;
using TextureLibrary = ObjectLibrary<Texture>;
using TextureLoader = ResourceLoader<Texture, TextureParams>;
using TextureManager = ResourceManager<Texture, TextureParams>;
class NAZARA_RENDERER_API Texture : public AbstractImage, public Resource, public std::enable_shared_from_this<Texture> //< FIXME
{
public:
using Params = TextureParams;
Texture() = default;
Texture(const Texture&) = delete;
Texture(Texture&&) = delete;
virtual ~Texture();
virtual bool Copy(const Texture& source, const Boxui& srcBox, const Vector3ui& dstPos = Vector3ui::Zero()) = 0;
virtual std::shared_ptr<Texture> CreateView(const TextureViewInfo& viewInfo) = 0;
virtual Texture* GetParentTexture() const = 0;
virtual const TextureInfo& GetTextureInfo() const = 0;
virtual void UpdateDebugName(std::string_view name) = 0;
Texture& operator=(const Texture&) = delete;
Texture& operator=(Texture&&) = delete;
static inline TextureInfo ApplyView(TextureInfo textureInfo, const TextureViewInfo& viewInfo);
static inline unsigned int GetLevelSize(unsigned int size, unsigned int level);
static std::shared_ptr<Texture> CreateFromImage(const Image& image, const TextureParams& params);
// Load
static std::shared_ptr<Texture> LoadFromFile(const std::filesystem::path& filePath, const TextureParams& params);
static std::shared_ptr<Texture> LoadFromMemory(const void* data, std::size_t size, const TextureParams& params);
static std::shared_ptr<Texture> LoadFromStream(Stream& stream, const TextureParams& params);
// LoadArray
static std::shared_ptr<Texture> LoadFromFile(const std::filesystem::path& filePath, const TextureParams& textureParams, const Vector2ui& atlasSize);
static std::shared_ptr<Texture> LoadFromMemory(const void* data, std::size_t size, const TextureParams& textureParams, const Vector2ui& atlasSize);
static std::shared_ptr<Texture> LoadFromStream(Stream& stream, const TextureParams& textureParams, const Vector2ui& atlasSize);
// LoadCubemap
static std::shared_ptr<Texture> LoadFromFile(const std::filesystem::path& filePath, const TextureParams& textureParams, const CubemapParams& cubemapParams);
static std::shared_ptr<Texture> LoadFromMemory(const void* data, std::size_t size, const TextureParams& textureParams, const CubemapParams& cubemapParams);
static std::shared_ptr<Texture> LoadFromStream(Stream& stream, const TextureParams& textureParams, const CubemapParams& cubemapParams);
};
}
#include <Nazara/Renderer/Texture.inl>
#endif // NAZARA_RENDERER_TEXTURE_HPP