From f7bdd3ce58117d17a24d81eacff41db43fa1f9d8 Mon Sep 17 00:00:00 2001
From: June McEnroe <june@causal.agency>
Date: Mon, 31 Jul 2017 19:21:50 -0400
Subject: Track tile access counts

---
 server.c | 1 +
 torus.h  | 1 +
 2 files changed, 2 insertions(+)

diff --git a/server.c b/server.c
index cea66c1..46f4c06 100755
--- a/server.c
+++ b/server.c
@@ -44,6 +44,7 @@ static struct Tile *tileGet(uint32_t tileX, uint32_t tileY) {
         tile->create = time(NULL);
     }
     tile->access = time(NULL);
+    tile->accessCount++;
     return tile;
 }
 
diff --git a/torus.h b/torus.h
index 3a98fe3..ff9c0e8 100644
--- a/torus.h
+++ b/torus.h
@@ -30,6 +30,7 @@ struct Tile {
     time_t access;
     char cells[CELL_ROWS][CELL_COLS] ALIGNED(16);
     uint8_t colors[CELL_ROWS][CELL_COLS] ALIGNED(16);
+    uint32_t accessCount;
 } ALIGNED(4096);
 static_assert(sizeof(struct Tile) == 4096, "struct Tile is page-sized");
 static_assert(offsetof(struct Tile, cells) == 16, "stable cells offset");
-- 
cgit 1.4.1