ObjCommon: WIP: ImageData

src/ObjCommon/Image/IImageData.h

@@ -0,0 +1,23 @@
+#pragma once
+#include "ImageFormat.h"
+#include <cstdint>
+
+class IImageData
+{
+public:
+    virtual ~IImageData() = default;
+
+    virtual unsigned GetWidth() = 0;
+    virtual unsigned GetHeight() = 0;
+    virtual unsigned GetDepth() = 0;
+
+    virtual ImageFormat* GetFormat() = 0;
+
+    virtual size_t GetSizeOfMipLevel(unsigned mipLevel) = 0;
+    virtual uint8_t* GetDataForMipLevel(unsigned mipLevel) = 0;
+
+    virtual bool HasMipMaps() = 0;
+    virtual int GetMipMapCount() = 0;
+    virtual void GenerateMipMaps() = 0;
+    virtual void DiscardMipMaps() = 0;
+};

src/ObjCommon/Image/ImageDataIWI.h

@@ -0,0 +1,16 @@
+#pragma once
+#include "IImageData.h"
+
+class ImageDataIWI final : public IImageData
+{
+public:
+    ImageFormat* GetFormat() override;
+
+    size_t GetSizeOfMipLevel(unsigned mipLevel) override;
+    uint8_t* GetDataForMipLevel(unsigned mipLevel) override;
+
+    bool HasMipMaps() override;
+    int GetMipMapCount() override;
+    void GenerateMipMaps() override;
+    void DiscardMipMaps() override;
+};

src/ObjCommon/Image/ImageFormat.h

@@ -0,0 +1,19 @@
+#pragma once
+
+#include <dxgiformat.h>
+
+class IImageFormat
+{
+public:
+    virtual DXGI_FORMAT GetDXGIFormat() = 0;
+    virtual size_t GetSizeForMipLevel(unsigned mipLevel, unsigned width, unsigned height, unsigned depth);
+};
+
+class ImageFormat
+{
+public:
+    ImageFormat(unsigned bitPerPixel, unsigned rOffset, unsigned rSize, unsigned gOffset, unsigned gSize, unsigned bOffset, unsigned bSize, unsigned aOffset, unsigned aSize);
+
+    DXGI_FORMAT GetDXGIFormat();
+    size_t GetSizeForMipLevel(unsigned mipLevel, unsigned width, unsigned height, unsigned depth);
+};