Added initial implementation of the SDL Pixels category.

Co-authored-by: Copilot <copilot@github.com>

include/hdk/sdl/render/Texture.hpp

@@ -7,9 +7,12 @@
 #include <hdk/sdl/Properties.hpp>
 /** Textures are used to store pixel data that can be rendered by a renderer. */
 namespace hdk::sdl {
+  /// Forward declare to avoid circular dependency with Renderer
+  class Renderer;
   /** */
   class Texture : public hdk::grid::SharedPtrWrapper<SDL_Texture> {
     public:
+      friend class Renderer;
       /** Inherit constructors from SharedPtrWrapper */
       using hdk::grid::SharedPtrWrapper<SDL_Texture>::SharedPtrWrapper;
 
@@ -99,6 +102,8 @@ namespace hdk::sdl {
        * @returns Properties associated with the texture.
        */
       Properties GetProperties() const { return Properties(SDL_GetTextureProperties(*this)); }
+      /// Implemented in `../render.hpp` to avoid circular dependency with Renderer
+      Renderer GetRenderer() const;
       /** @see https://wiki.libsdl.org/SDL3/SDL_GetTextureScaleMode
        * @brief Get the scale mode for a texture.
        * @param scaleMode A pointer to an SDL_ScaleMode variable to be filled in