tonytins/citylimits-next
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implement screenshot feature

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This commit is contained in:
Antti Hakkarainen 2023-02-16 20:30:43 +02:00
parent d31fced182
commit 523f7888da
9 changed files with 167 additions and 68 deletions
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44
scripts/ChunkHandler.gd
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@ -14,15 +14,15 @@ signal chunk_stats(chunks, removal_queue)
var chunks:Dictionary = {}
var chunks_to_remove:Array[Chunk] = []
var window_width = DisplayServer.window_get_size(0).x
var distance = abs((window_width/(Globals.CHUNK_SIZE.x*Globals.TILE_SIZE_X)) / 2 +1 )
var window_width:int = DisplayServer.window_get_size(0).x
var distance:int = abs((window_width/(Globals.CHUNK_SIZE.x*Globals.TILE_SIZE_X)) / 2 +1 )
# for threading
var chunk_queue:Array = []
var mutex:Mutex
var semaphore:Semaphore
var thread:Thread
var exit_thread = false
var exit_thread:bool = false
func _exit_tree():
@ -43,9 +43,8 @@ func _on_main_worldgen_ready():
clean_up_chunks()
func _process(_delta):
update_chunks()
emit_signal("chunk_stats", self.chunks.size(), self.chunks_to_remove.size())
#func _process(_delta):
# update_chunks()
func _ready():
@ -55,6 +54,22 @@ func _ready():
thread = Thread.new()
process_delay_chunks()
process_delay_stats()
func process_delay_chunks() -> void:
while true:
update_chunks()
await get_tree().create_timer(0.05).timeout
func process_delay_stats() -> void:
# emit stats about chunk amounts every 0,5s
while true:
emit_signal("chunk_stats", self.chunks.size(), self.chunks_to_remove.size())
await get_tree().create_timer(0.5).timeout
func start_chunkgen():
while true:
@ -68,7 +83,7 @@ func start_chunkgen():
break
# work on emptying the generation queue
if chunk_queue.size() > 0:
if not chunk_queue.is_empty():
mutex.lock()
var vars = chunk_queue.pop_front()
mutex.unlock()
@ -77,7 +92,7 @@ func start_chunkgen():
func clean_up_chunks():
while true:
if chunks_to_remove.size() > 0:
if not chunks_to_remove.is_empty():
mutex.lock()
var chunk = chunks_to_remove.pop_front()
mutex.unlock()
@ -102,7 +117,7 @@ func get_chunk(key:Vector2i):
func load_chunk(y:int, x:int, key):
var chunk = Chunk.new(y, x, false)
var chunk = Chunk.new(y, x)
call_deferred("add_child", chunk)
mutex.lock()
@ -111,12 +126,12 @@ func load_chunk(y:int, x:int, key):
func update_chunks():
var p_x = int(Globals.CAMERA_POSITION.x- Globals.CHUNK_SIZE.x) / Globals.TILE_SIZE_X / Globals.CHUNK_SIZE.x
var p_y = int(Globals.CAMERA_POSITION.y- Globals.CHUNK_SIZE.y) / Globals.TILE_SIZE_Y / Globals.CHUNK_SIZE.y
var p_x:float = int(Globals.CAMERA_POSITION.x- Globals.CHUNK_SIZE.x) / Globals.TILE_SIZE_X / Globals.CHUNK_SIZE.x
var p_y:float = int(Globals.CAMERA_POSITION.y- Globals.CHUNK_SIZE.y) / Globals.TILE_SIZE_Y / Globals.CHUNK_SIZE.y
# When updating chunks, adjust chunk rendering distance
# based on current zoom level.
var zoom_corrected = correction_factor(distance)
var zoom_corrected:float = correction_factor(distance)
# iterate through all the chunks. if a chunk is in camera range,
# and it exists, it should not be removed
@ -132,13 +147,12 @@ func update_chunks():
chunk = get_chunk(key)
if (abs(x - p_x) <= zoom_corrected && abs(y - p_y) <= zoom_corrected):
if chunk != null:
chunk.should_remove = false
else:
if chunk == null:
mutex.lock()
chunk_queue.push_back([Vector2i(x, y), key])
mutex.unlock()
semaphore.post()
elif chunks.has(key):
chunks_to_remove.append(chunks.get(key))
chunks.erase(key)