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parallel resource downloading

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Nordup 2024-12-07 13:49:51 +04:00
parent fb587a6d30
commit fe5244d458
11 changed files with 116 additions and 40 deletions
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52
app/scripts/loading/gate_loader.gd
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@ -3,7 +3,13 @@ extends Node
@export var gate_events: GateEvents
@export var connect_timeout: float
var c_gate: ConfigGate
var gate: Gate
# For parallel downloading
var has_errors: bool
var load_resources_done: bool
var shared_libs_count: int = -1
var shared_libs_done: int
func _ready() -> void:
@ -16,27 +22,61 @@ func load_gate(config_url: String) -> void:
var config_path = await FileDownloader.download(config_url, connect_timeout)
if config_path.is_empty(): return error(GateEvents.GateError.NOT_FOUND)
c_gate = ConfigGate.new(config_path, config_url)
var c_gate = ConfigGate.new(config_path, config_url)
if c_gate.load_result != OK: return error(GateEvents.GateError.INVALID_CONFIG)
gate_events.gate_config_loaded_emit(config_url, c_gate)
var image_path = await FileDownloader.download(c_gate.image_url)
var gate = Gate.create(config_url, c_gate.title, c_gate.description, image_path, "", "")
gate = Gate.create(config_url, c_gate.title, c_gate.description, "", "", "")
gate_events.gate_info_loaded_emit(gate)
# Download all in parallel
load_image(c_gate)
load_resources(c_gate)
load_shared_libs(c_gate, config_url)
func load_image(c_gate: ConfigGate) -> void:
gate.image = await FileDownloader.download(c_gate.image_url)
gate_events.gate_image_loaded_emit(gate)
# finish without image
func load_resources(c_gate: ConfigGate) -> void:
gate.resource_pack = await FileDownloader.download(c_gate.resource_pack_url)
if gate.resource_pack.is_empty(): return error(GateEvents.GateError.MISSING_PACK)
load_resources_done = true
try_finish_loading()
func load_shared_libs(c_gate: ConfigGate, config_url: String) -> void:
Debug.logclr("GDExtension libraries: " + str(c_gate.libraries), Color.DIM_GRAY)
shared_libs_count = c_gate.libraries.size()
for lib in c_gate.libraries:
gate.shared_libs_dir = await FileDownloader.download_shared_lib(lib, config_url)
if gate.shared_libs_dir.is_empty(): return error(GateEvents.GateError.MISSING_LIBS)
load_lib(config_url, lib)
try_finish_loading() # In case of 0 libs
func load_lib(config_url: String, lib: String) -> void:
gate.shared_libs_dir = await FileDownloader.download_shared_lib(lib, config_url)
if gate.shared_libs_dir.is_empty(): return error(GateEvents.GateError.MISSING_LIBS)
shared_libs_done += 1
try_finish_loading()
func try_finish_loading() -> void:
if has_errors: return
if not load_resources_done: return
if shared_libs_count == -1 or shared_libs_done != shared_libs_count: return
gate_events.gate_loaded_emit(gate)
func error(code: GateEvents.GateError) -> void:
Debug.logclr("GateError: " + GateEvents.GateError.keys()[code], Color.MAROON)
has_errors = true
gate_events.gate_error_emit(code)