diff --git a/building.gdshader b/building.gdshader
index ff2b604..2c950f1 100644
--- a/building.gdshader
+++ b/building.gdshader
@@ -1,7 +1,7 @@
 shader_type canvas_item;
 
-uniform ivec2 location;
-uniform ivec2 dimension = ivec2(1,1);
+varying flat ivec2 location;
+varying flat ivec2 dimension;
 
 uniform float ground_height = 3000.;
 uniform float cell_height = 300.;
@@ -12,6 +12,10 @@ varying vec2 world_position;
 void vertex()
 {
     world_position = (MODEL_MATRIX * vec4(VERTEX, 0.0, 1.0)).xy;
+	location = ivec2(256. * COLOR.xy);
+	dimension = ivec2(256. * COLOR.zw);
+	//location = ivec2(45, 1);
+	//dimension = ivec2(1, 1);
 }
 
 void fragment() {
@@ -25,6 +29,7 @@ void fragment() {
 		discard;
 	}
 	COLOR = texture(TEXTURE, vec2(sample_x, sample_y));
+	//COLOR = vec4(ivec4(location, dimension));
 
 }
 
diff --git a/building.tscn b/building.tscn
index 16ffed3..7ccd539 100644
--- a/building.tscn
+++ b/building.tscn
@@ -1,14 +1,13 @@
-[gd_scene load_steps=5 format=3 uid="uid://djawvtdwp423v"]
+[gd_scene load_steps=6 format=3 uid="uid://djawvtdwp423v"]
 
 [ext_resource type="Script" uid="uid://b2ji03ekijjnn" path="res://building.gd" id="1_5j34s"]
 [ext_resource type="Texture2D" uid="uid://cy70quh6k3s1j" path="res://icon.svg" id="2_2yopf"]
 [ext_resource type="Shader" uid="uid://c7gb1nqwvkr37" path="res://building.gdshader" id="2_f1gjg"]
+[ext_resource type="Script" uid="uid://dj7d4d2xs3nci" path="res://building_mesh.gd" id="4_qnfc1"]
 
 [sub_resource type="ShaderMaterial" id="ShaderMaterial_qnfc1"]
 resource_local_to_scene = true
 shader = ExtResource("2_f1gjg")
-shader_parameter/location = Vector2i(45, 0)
-shader_parameter/dimension = Vector2i(1, 1)
 shader_parameter/ground_height = 3000.0
 shader_parameter/cell_height = 300.0
 shader_parameter/num_cells = 60
@@ -17,6 +16,8 @@ shader_parameter/num_cells = 60
 script = ExtResource("1_5j34s")
 
 [node name="Sprite2D" type="Sprite2D" parent="."]
+self_modulate = Color(0.1764706, 0, 0.003921569, 0.003921569)
 material = SubResource("ShaderMaterial_qnfc1")
 scale = Vector2(7, 7)
 texture = ExtResource("2_2yopf")
+script = ExtResource("4_qnfc1")
diff --git a/building_mesh.gd b/building_mesh.gd
new file mode 100644
index 0000000..7a381f4
--- /dev/null
+++ b/building_mesh.gd
@@ -0,0 +1,7 @@
+extends Sprite2D
+
+func _ready() -> void:
+	var location = Vector2i(get_parent().location)
+	var dimension = Vector2i(get_parent().dimension)
+	print(location, dimension)
+	self_modulate = Color8(location.x, location.y, dimension.x, dimension.y)
diff --git a/building_mesh.gd.uid b/building_mesh.gd.uid
new file mode 100644
index 0000000..fc7bbb1
--- /dev/null
+++ b/building_mesh.gd.uid
@@ -0,0 +1 @@
+uid://dj7d4d2xs3nci
diff --git a/earth.tscn b/earth.tscn
index 8b3dd35..8785027 100644
--- a/earth.tscn
+++ b/earth.tscn
@@ -1,8 +1,7 @@
-[gd_scene load_steps=5 format=3 uid="uid://33k5v6skcbsm"]
+[gd_scene load_steps=4 format=3 uid="uid://33k5v6skcbsm"]
 
 [ext_resource type="Script" uid="uid://b5fhsy1xlreco" path="res://draw_circle.gd" id="2_2bhor"]
 [ext_resource type="Script" uid="uid://m3vyyfk8gnma" path="res://grid.gd" id="3_2bhor"]
-[ext_resource type="PackedScene" uid="uid://djawvtdwp423v" path="res://building.tscn" id="3_5i67w"]
 
 [sub_resource type="CircleShape2D" id="CircleShape2D_5i67w"]
 radius = 3000.0
@@ -28,9 +27,3 @@ cell_height = 300.0
 num_collumns = 60
 debug = true
 metadata/_custom_type_script = "uid://m3vyyfk8gnma"
-
-[node name="Building" parent="." instance=ExtResource("3_5i67w")]
-position = Vector2(-5212, -1497)
-
-[node name="Building2" parent="." instance=ExtResource("3_5i67w")]
-position = Vector2(49, 25)
diff --git a/grid.gd b/grid.gd
index 1f56b8a..44510ef 100644
--- a/grid.gd
+++ b/grid.gd
@@ -32,6 +32,15 @@ func add_building_to_collumn(building : Building, collumn : int):
 # for testing
 func _ready() -> void:
 	var packed : PackedScene = preload("res://building.tscn")
+	
 	var test_building = packed.instantiate()
+	test_building.location = Vector2(45, 0)
+	add_child(test_building)
+	
+	test_building = packed.instantiate()
+	test_building.location = Vector2(44, 0)
+	add_child(test_building)
+	
+	test_building = packed.instantiate()
 	test_building.location = Vector2(45, 1)
 	add_child(test_building)
diff --git a/project.godot b/project.godot
index ea99ec8..4ff6475 100644
--- a/project.godot
+++ b/project.godot
@@ -12,7 +12,7 @@ config_version=5
 
 config/name="The Dark Side of Earth"
 run/main_scene="res://earth.tscn"
-config/features=PackedStringArray("4.4", "Forward Plus")
+config/features=PackedStringArray("4.5", "Forward Plus")
 config/icon="res://icon.svg"
 
 [display]