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128 lines
3.5 KiB
C++
128 lines
3.5 KiB
C++
#pragma once
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#include "ImageFormat.h"
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#include <cstdint>
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enum class TextureType
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{
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T_2D,
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T_CUBE,
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T_3D
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};
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class Texture
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{
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protected:
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const ImageFormat* m_format;
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bool m_has_mip_maps;
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uint8_t* m_data;
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Texture(const ImageFormat* format, bool mipMaps);
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Texture(Texture&& other) noexcept;
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Texture& operator=(Texture&& other) noexcept;
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public:
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Texture(const Texture& other) = delete;
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virtual ~Texture();
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Texture& operator=(const Texture& other) = delete;
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virtual TextureType GetTextureType() const = 0;
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const ImageFormat* GetFormat() const;
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virtual unsigned GetWidth() const = 0;
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virtual unsigned GetHeight() const = 0;
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virtual unsigned GetDepth() const = 0;
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virtual int GetFaceCount() const = 0;
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void Allocate();
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bool Empty() const;
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virtual size_t GetSizeOfMipLevel(int mipLevel) const = 0;
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virtual uint8_t* GetBufferForMipLevel(int mipLevel, int face) = 0;
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uint8_t* GetBufferForMipLevel(int mipLevel);
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bool HasMipMaps() const;
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virtual int GetMipMapCount() const = 0;
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};
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class Texture2D : public Texture
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{
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protected:
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unsigned m_width;
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unsigned m_height;
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public:
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Texture2D(const ImageFormat* format, unsigned width, unsigned height);
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Texture2D(const ImageFormat* format, unsigned width, unsigned height, bool mipMaps);
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Texture2D(const Texture2D& other) = delete;
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Texture2D(Texture2D&& other) noexcept;
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~Texture2D() override;
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Texture2D& operator=(const Texture2D& other) = delete;
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Texture2D& operator=(Texture2D&& other) noexcept;
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TextureType GetTextureType() const override;
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unsigned GetWidth() const override;
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unsigned GetHeight() const override;
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unsigned GetDepth() const override;
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int GetFaceCount() const override;
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size_t GetSizeOfMipLevel(int mipLevel) const override;
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uint8_t* GetBufferForMipLevel(int mipLevel, int face) override;
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int GetMipMapCount() const override;
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};
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class TextureCube final : public Texture2D
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{
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static const int FACE_COUNT;
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public:
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TextureCube(const ImageFormat* format, unsigned width, unsigned height);
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TextureCube(const ImageFormat* format, unsigned width, unsigned height, bool mipMaps);
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TextureCube(const TextureCube& other) = delete;
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TextureCube(TextureCube&& other) noexcept;
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~TextureCube() override;
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TextureCube& operator=(const TextureCube& other) = delete;
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TextureCube& operator=(TextureCube&& other) noexcept;
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TextureType GetTextureType() const override;
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int GetFaceCount() const override;
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uint8_t* GetBufferForMipLevel(int mipLevel, int face) override;
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};
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class Texture3D final : public Texture
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{
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unsigned m_width;
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unsigned m_height;
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unsigned m_depth;
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public:
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Texture3D(const ImageFormat* format, unsigned width, unsigned height, unsigned depth);
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Texture3D(const ImageFormat* format, unsigned width, unsigned height, unsigned depth, bool mipMaps);
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Texture3D(const Texture3D& other) = delete;
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Texture3D(Texture3D&& other) noexcept;
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~Texture3D() override;
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Texture3D& operator=(const Texture3D& other) = delete;
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Texture3D& operator=(Texture3D&& other) noexcept;
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TextureType GetTextureType() const override;
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unsigned GetWidth() const override;
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unsigned GetHeight() const override;
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unsigned GetDepth() const override;
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int GetFaceCount() const override;
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size_t GetSizeOfMipLevel(int mipLevel) const override;
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uint8_t* GetBufferForMipLevel(int mipLevel, int face) override;
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int GetMipMapCount() const override;
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};
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