refactor: add Window interface

src/graphics/render/WorldRenderer.cpp

@@ -316,7 +316,7 @@ void WorldRenderer::renderHands(
         assets.get<model::Model>(def.modelName),
         nullptr
     );
-    Window::clearDepth();
+    display::clearDepth();
     setupWorldShader(entityShader, hudcam, engine.getSettings(), 0.0f);
     skybox->bind();
     modelBatch->render();
@@ -359,7 +359,7 @@ void WorldRenderer::draw(
         DrawContext wctx = pctx.sub();
         postProcessing.use(wctx);
 
-        Window::clearDepth();
+        display::clearDepth();
 
         // Drawing background sky plane
         skybox->draw(pctx, camera, assets, worldInfo.daytime, clouds);