miggor-StreamGraph/classes/deck/nodes/math/vector_normalize.gd
Eroax 2d5fcd25f6 Reworks Twitch Nodes to work with the new Triggers Workflow. (#82)
Closes #59 by reworking Twitch Nodes to use the new Trigger workflow that allows inputs that trigger through Ports with Port.UsageType.BOTH as well the functionality for Port.UsageType.VALUE_REQUEST and Port.UsageType.TRIGGER.

Co-authored-by: Eroax <eroaxebusiness@duck>
Reviewed-on: https://codeberg.org/StreamGraph/StreamGraph/pulls/82
2024-02-26 11:36:19 +00:00

59 lines
1.3 KiB
GDScript

# (c) 2023-present Eroax
# (c) 2023-present Yagich
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
extends DeckNode
func _init() -> void:
name = "Normalize Vector"
node_type = "vector_normalize"
description = "Normalizes a vector so its' length (magnitude) is exactly 1."
add_input_port(
DeckType.Types.DICTIONARY,
"Vector"
)
add_output_port(
DeckType.Types.DICTIONARY,
"Result"
)
func _receive(port : int, data : Variant) -> void:
var normalized = normalize_vector(data)
if !normalized is Dictionary:
return
send(0, normalized)
func _value_request(_on_port: int) -> Variant:
var v = await request_value_async(0)
return normalize_vector(v)
func normalize_vector(v):
if not v:
DeckHolder.logger.log_node("Vector Normalize: the vector is invalid.", Logger.LogType.ERROR)
return null
if !DeckType.is_valid_vector(v):
DeckHolder.logger.log_node("Vector Normalize: the vector is invalid.", Logger.LogType.ERROR)
return null
var l: float = (v.x ** 2.0) + (v.y ** 2.0)
var res := {"x": v.x, "y": v.y}
if l != 0:
l = sqrt(l)
res.x = res.x / l
res.y = res.y / l
return res
DeckHolder.logger.log_node("Vector Normalize: the vector is length 0. Returning null.", Logger.LogType.ERROR)
return null