diff --git a/SurfaceNetsWorld/compute_samples.gd b/SurfaceNetsWorld/compute_samples.gd
index 2b64c5b..d4f5cab 100644
--- a/SurfaceNetsWorld/compute_samples.gd
+++ b/SurfaceNetsWorld/compute_samples.gd
@@ -9,7 +9,7 @@ var shader_pass2: RID
 var start_time := Time.get_ticks_msec() / 1000.0
 var color = Color.CORAL
 @export var iout_surface_points = []
-var player_edits = PackedFloat32Array()
+var player_edits = PackedFloat32Array([0.0, 0.0, 0.0, 1.0])
 
 var pipeline1
 var pipeline2
@@ -75,8 +75,7 @@ func compute_mesh(world_size: int, threshold: float, chunk_pos: Vector3) -> Arra
 	rd.buffer_update(chunk_position_buffer, 0, chunk_position_bytes.size(), chunk_position_bytes)
 	
 	var player_edits_bytes = player_edits.to_byte_array()
-	if player_edits_bytes.size() > 0:
-		player_edits_buffer = rd.storage_buffer_create(player_edits_bytes.size())
+		
 	rd.buffer_update(player_edits_buffer, 0, player_edits_bytes.size(), player_edits_bytes)
 	
 	var u_time := Time.get_ticks_msec() / 1000.0 - start_time
@@ -131,7 +130,7 @@ func compute_mesh(world_size: int, threshold: float, chunk_pos: Vector3) -> Arra
 	uniform_params.add_id(params_buffer)
 
 	var uniform_set1 := rd.uniform_set_create([uniform_buf, uniform_params, surface_uniform_buf, normal_uniform, idx_uniform, counter_uniform, chunk_position_uniform, player_edits_uniform], shader_pass1, 0) # the last parameter (the 0) needs to match the "set" in our shader file
-	var uniform_set2 := rd.uniform_set_create([uniform_buf, uniform_params, surface_uniform_buf, normal_uniform, idx_uniform, counter_uniform], shader_pass2, 0)
+	var uniform_set2 := rd.uniform_set_create([uniform_buf, uniform_params, surface_uniform_buf, idx_uniform, counter_uniform], shader_pass2, 0)
 	
 	var dispatch_count = int(ceil(world_size / 4.0))
 	
@@ -142,6 +141,8 @@ func compute_mesh(world_size: int, threshold: float, chunk_pos: Vector3) -> Arra
 	rd.compute_list_bind_uniform_set(compute_list, uniform_set1, 0)
 	rd.compute_list_dispatch(compute_list, dispatch_count, dispatch_count, dispatch_count)
 	rd.compute_list_end()
+	
+	rd.compute_list_add_barrier(compute_list)
 
 	# 2. Dispatch PASS 2 (Generate Indices)
 	pipeline2 = rd.compute_pipeline_create(shader_pass2) # Indices only
diff --git a/SurfaceNetsWorld/compute_surface_points.glsl b/SurfaceNetsWorld/compute_surface_points.glsl
index 1beca4b..237634c 100644
--- a/SurfaceNetsWorld/compute_surface_points.glsl
+++ b/SurfaceNetsWorld/compute_surface_points.glsl
@@ -13,6 +13,7 @@ layout(set = 0, binding = 1) uniform Params {
 	int world_size;
 	float threshold;
 	float u_time;
+	float padding;
 } params;
 
 layout(set = 0, binding = 2, std430) buffer SurfaceBuffer {