[nostalgia] Move much of the OpenGL code to glutils

src/nostalgia/core/userland/gfx.cpp

@@ -6,19 +6,13 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
  */
 
-#include <ox/claw/claw.hpp>
 #include <nostalgia/core/gfx.hpp>
+#include <nostalgia/core/media.hpp>
 
 #include "gfx.hpp"
 
 namespace nostalgia::core {
 
-template<typename T>
-static ox::Result<T> readObj(Context *ctx, const ox::FileAddress &file) noexcept {
-	oxRequire(buff, ctx->rom->read(file));
-	return ox::readClaw<T>(buff);
-}
-
 ox::Error initConsole(Context *ctx) noexcept {
 	constexpr auto TilesheetAddr = "/TileSheets/Charset.ng";
 	constexpr auto PaletteAddr = "/Palettes/Charset.npal";