Add wrappers for SDL functions and structs

src/wrappers/sdl_image.cppm

@@ -0,0 +1,28 @@
+module;
+
+#include <string>
+#include <SDL3/SDL.h>
+#include <SDL3_image/SDL_image.h>
+
+export module wrappers.sdl_image;
+
+import utils.memory;
+import wrappers.sdl.error;
+import wrappers.sdl.render;
+
+export namespace sdl_image
+{
+    /**
+     * Wrapper around IMG_LoadTexture().
+     */
+    sdl::Texture LoadTexture(const sdl::Renderer& renderer, const std::string& filename)
+    {
+        SDL_Texture* sdl_texture = IMG_LoadTexture(renderer.get_raw(), filename.c_str());
+
+        if (sdl_texture == nullptr) {
+            throw sdl::SDLException("IMG_LoadTexture");
+        }
+
+        return sdl::Texture{sdl_texture};
+    }
+}