From cc1fcec7ea7ae6f9cdd2d03700c87a5d11f51324 Mon Sep 17 00:00:00 2001
From: Nico de Poel <ndepoel@gmail.com>
Date: Sun, 29 Jan 2023 12:41:14 +0100
Subject: [PATCH] Also add leaf bounding sphere for optional per-leaf frustum
 culling.

---
 main.cpp | 2 +-
 ps1bsp.h | 3 +--
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/main.cpp b/main.cpp
index f9d47b7..e51f906 100644
--- a/main.cpp
+++ b/main.cpp
@@ -255,7 +255,7 @@ int process_faces(const world_t* world, const std::vector<ps1bsp_texture_t>& tex
 		outLeaf.firstLeafFace = leaf->lface_id;
 		outLeaf.numLeafFaces = leaf->lface_num;
 
-		//outLeaf.center = convertWorldPosition(leaf->bound.getCenter());
+		outLeaf.boundingSphere = leaf->bound.toBoundingSphere();
 
 		outLeaves.push_back(outLeaf);
 	}
diff --git a/ps1bsp.h b/ps1bsp.h
index 38e21aa..ddf7e76 100644
--- a/ps1bsp.h
+++ b/ps1bsp.h
@@ -143,8 +143,7 @@ typedef struct
 	int type;
 	int vislist;
 
-	// TODO: add bounding box for frustum culling (or do we? could save half the number of bounds checks if we only check nodes)
-	//SVECTOR center;
+	SVECTOR boundingSphere;
 
 	u_short firstLeafFace;
 	u_short numLeafFaces;