4 files changed, 71 insertions, 2 deletions
diff --git a/src/init.lua b/src/init.lua
index 637dafd..a8d106b 100644
--- a/src/init.lua
+++ b/src/init.lua
@@ -41,7 +41,7 @@ end
 function main_init()
   lg.setDefaultFilter("nearest", "nearest")
   viewport = lg.newCanvas(SCR_WIDTH, SCR_HEIGHT)
-  lw.setVSync(1)
+  lw.setVSync(0)
 
   load_textures_from()
 
diff --git a/src/objs/player.lua b/src/objs/player.lua
index c046c7c..82c5ed5 100644
--- a/src/objs/player.lua
+++ b/src/objs/player.lua
@@ -59,7 +59,7 @@ end
 
 function new_player(x, y)
   local ent = new_entity()
-  add_comp(ent, "Body", x, y, 16, 16, {
+  add_comp(ent, "Body", x, y, 64, 64, {
     offsetx = -8,
     offsety = -8,
     layers = {},
diff --git a/src/objs/tilemap.lua b/src/objs/tilemap.lua
index 8b1ab76..7904a19 100644
--- a/src/objs/tilemap.lua
+++ b/src/objs/tilemap.lua
@@ -133,6 +133,13 @@ function get_tile(map, x, y)
   return map.tiledata[ID(map, x, y)]
 end
 
+function has_tile(map, x, y)
+  if x < 0 or x >= map.width or y < 0 or y >= map.height then
+    return false
+  end
+  return map.tiledata[ID(map, x, y)] ~= 0
+end
+
 function queue_tilemap_rebuild(tilemap)
   tilemap.needs_rebuild = true
 end
diff --git a/src/phys.lua b/src/phys.lua
index 8cf0613..2b1e101 100644
--- a/src/phys.lua
+++ b/src/phys.lua
@@ -56,6 +56,10 @@ function phys.Box.new(
   self.layers = opts.layers or { "hard" }
   self.mask = opts.mask or {}
 
+  local scene = get_current_scene()
+  assert(scene, "No scene set up.")
+  self.tilemap_mask = opts.tilemap_mask or { scene.tilemap }
+
   self.touchx = 0
   self.touchy = 0
 
@@ -100,10 +104,68 @@ function phys.Box:get_rect()
       self.height
 end
 
+function box_in_tilemap(map, box)
+  local x, y, width, height = box:get_rect()
+
+  local value
+  value = has_tile(map, to_tile_coords(x, y))
+  if has_tile(map, to_tile_coords(x + width, y)) then
+    return true
+  end
+  if has_tile(map, to_tile_coords(x, y + height)) then
+    return true
+  end
+  if has_tile(map, to_tile_coords(x + width, y + height)) then
+    return true
+  end
+
+  local extra_x = math.floor(width / (TILESIZE - 1))
+  local step = width / (extra_x + 1)
+
+  for i = 1, extra_x do
+    if has_tile(
+      map, to_tile_coords(x + step * i, y))
+    then
+      return true
+    end
+
+    if has_tile(
+      map, to_tile_coords(x + step * i, y + height))
+    then
+      return true
+    end
+  end
+
+  local extra_y = math.floor(height / (TILESIZE - 1))
+  step = height / (extra_y + 1)
+
+  for i = 1, extra_y do
+    if has_tile(
+      map, to_tile_coords(x, y + step * i))
+    then
+      return true
+    end
+
+    if has_tile(
+      map, to_tile_coords(x + width, y + step * i))
+    then
+      return true
+    end
+  end
+
+  return value
+end
+
 function collision_check(box)
   local box_x, box_y, box_width, box_height = box:get_rect()
   local other_x, other_y, other_width, other_height
 
+  for _, tilemap in ipairs(box.tilemap_mask) do
+    if box_in_tilemap(tilemap, box) then
+      return true
+    end
+  end
+
   for _, layer in ipairs(box.mask) do
     for _, other in ipairs(world.layers[layer] or {}) do
       if other == box then