Update preview texture resolution ratio

Author: Zehir

addons/gaea/editor/editor_settings.gd

@@ -7,6 +7,7 @@ const LINE_CURVATURE := "gaea/graph/line_curvature"
 const LINE_THICKNESS := "gaea/graph/line_thickness"
 const MINIMAP_OPACITY := "gaea/graph/minimap_opacity"
 const GRID_PATTERN := "gaea/graph/grid_pattern"
+const PREVIEW_RESOLUTION := "gaea/graph/preview_resolution"
 const OUTPUT_TITLE_COLOR := "gaea/graph/output_title_color"
 const COLOR_BASE := "gaea/graph/slot_colors/%s"
 const ICON_BASE := "gaea/graph/slot_icons/%s"
@@ -49,6 +50,9 @@ func add_settings() -> void:
 		"hint": PROPERTY_HINT_ENUM,
 		"hint_string": "Lines,Dots"
 	})
+	_add_setting(PREVIEW_RESOLUTION, 64, {
+		"type": TYPE_INT
+	})
 
 	_add_setting(OUTPUT_TITLE_COLOR, Color("632639"), {"type": TYPE_COLOR, "hint": PROPERTY_HINT_COLOR_NO_ALPHA})
 
@@ -122,3 +126,7 @@ static func get_minimap_opacity() -> float:
 
 static func get_grid_pattern() -> int:
 	return EditorInterface.get_editor_settings().get_setting(GRID_PATTERN)
+
+
+static func get_preview_resolution() -> int:
+	return EditorInterface.get_editor_settings().get_setting(PREVIEW_RESOLUTION)

addons/gaea/graph/components/preview_texture.gd

@@ -2,8 +2,6 @@
 extends TextureRect
 
 
-const RESOLUTION: Vector2i = Vector2i(64, 64)
-
 var selected_output: StringName
 var node: GaeaGraphNode
 var slider_container: HBoxContainer
@@ -15,8 +13,8 @@ func _ready() -> void:
 	if is_part_of_edited_scene():
 		return
 
-	expand_mode = EXPAND_FIT_HEIGHT
-	stretch_mode = STRETCH_SCALE
+	expand_mode = EXPAND_FIT_HEIGHT_PROPORTIONAL
+	stretch_mode = STRETCH_KEEP_ASPECT
 
 	await get_tree().process_frame
 
@@ -50,8 +48,8 @@ func _ready() -> void:
 
 	get_parent().add_child(slider_container)
 
-	texture = ImageTexture.create_from_image(Image.create_empty(RESOLUTION.x, RESOLUTION.y, true, Image.FORMAT_RGBA8))
-
+	var preview_resolution = GaeaEditorSettings.get_preview_resolution()
+	texture = ImageTexture.create_from_image(Image.create_empty(preview_resolution, preview_resolution, true, Image.FORMAT_RGBA8))
 
 func toggle(for_output: StringName) -> void:
 	if not get_parent().visible:
@@ -71,9 +69,10 @@ func update() -> void:
 	if not is_visible_in_tree():
 		return
 
-	var resolution: Vector2i = RESOLUTION
+	var preview_resolution = GaeaEditorSettings.get_preview_resolution()
+	var resolution := Vector2i(preview_resolution, preview_resolution)
 	if is_instance_valid(node.generator):
-		resolution = resolution.min(Vector2i(node.generator.world_size.x, node.generator.world_size.y))
+		resolution.x = roundi(float(resolution.x) * float(node.generator.world_size.x) / float(node.generator.world_size.y))
 
 	var data: Dictionary = node.resource.traverse(
 		selected_output,