add hand skeleton

src/graphics/render/HandsRenderer.hpp

@@ -0,0 +1,32 @@
+#pragma once
+
+#include <memory>
+
+class Assets;
+class Camera;
+class Level;
+class Player;
+class ModelBatch;
+
+namespace rigging {
+    struct Skeleton;
+}
+
+class HandsRenderer {
+public:
+    HandsRenderer(
+        const Assets& assets,
+        const Level& level,
+        const Player& player,
+        ModelBatch& modelBatch,
+        std::shared_ptr<rigging::Skeleton> skeleton
+    );
+
+    void renderHands(const Camera& camera, float delta);
+private:
+    const Assets& assets;
+    const Level& level;
+    const Player& player;
+    ModelBatch& modelBatch;
+    std::shared_ptr<rigging::Skeleton> skeleton;
+};