diff --git a/demo/addons/sprite_mesh/icons/sprite_mesh.svg.import b/demo/addons/sprite_mesh/icons/sprite_mesh.svg.import
index 8c5fe90..1f39813 100644
--- a/demo/addons/sprite_mesh/icons/sprite_mesh.svg.import
+++ b/demo/addons/sprite_mesh/icons/sprite_mesh.svg.import
@@ -18,6 +18,8 @@ dest_files=["res://.godot/imported/sprite_mesh.svg-416bb6e3c28734a3b7a19d034cfeb
 compress/mode=0
 compress/high_quality=false
 compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
 compress/hdr_compression=1
 compress/normal_map=0
 compress/channel_pack=0
@@ -25,6 +27,10 @@ mipmaps/generate=false
 mipmaps/limit=-1
 roughness/mode=0
 roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
 process/fix_alpha_border=true
 process/premult_alpha=false
 process/normal_map_invert_y=false
diff --git a/demo/addons/sprite_mesh/icons/sprite_mesh_instance.svg.import b/demo/addons/sprite_mesh/icons/sprite_mesh_instance.svg.import
index b15b661..5f22d03 100644
--- a/demo/addons/sprite_mesh/icons/sprite_mesh_instance.svg.import
+++ b/demo/addons/sprite_mesh/icons/sprite_mesh_instance.svg.import
@@ -18,6 +18,8 @@ dest_files=["res://.godot/imported/sprite_mesh_instance.svg-b563614ecfdbbd53b0ed
 compress/mode=0
 compress/high_quality=false
 compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
 compress/hdr_compression=1
 compress/normal_map=0
 compress/channel_pack=0
@@ -25,6 +27,10 @@ mipmaps/generate=false
 mipmaps/limit=-1
 roughness/mode=0
 roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
 process/fix_alpha_border=true
 process/premult_alpha=false
 process/normal_map_invert_y=false
diff --git a/demo/addons/sprite_mesh/scripts/greedy_algorithm.gd b/demo/addons/sprite_mesh/scripts/greedy_algorithm.gd
index bd45b51..033e75b 100644
--- a/demo/addons/sprite_mesh/scripts/greedy_algorithm.gd
+++ b/demo/addons/sprite_mesh/scripts/greedy_algorithm.gd
@@ -1,7 +1,7 @@
 extends RefCounted
 
 
-const Quad = preload("./quad.gd")
+const Quad := preload("./quad.gd")
 
 var image: Image
 var show_side_quads := true
@@ -22,13 +22,13 @@ func set_uv_correction(new_uv_correction: float) -> void:
 	uv_correction = new_uv_correction
 
 
-func generate_quads() -> Array:
-	var quads = []
+func generate_quads() -> Array[Quad]:
+	var quads: Array[Quad] = []
 
 	quads.append_array(_generate_front_quads())
 
 	if show_back_quads:
-		var back_quads = []
+		var back_quads: Array[Quad] = []
 		for quad in quads:
 			back_quads.append(quad.get_back_face().translate(Vector3.FORWARD))
 
@@ -40,8 +40,8 @@ func generate_quads() -> Array:
 	return quads
 
 
-func _generate_front_quads() -> Array:
-	var quads: Array = []
+func _generate_front_quads() -> Array[Quad]:
+	var quads: Array[Quad] = []
 
 	var pixels_to_render := _get_visible_pixels()
 
@@ -80,8 +80,8 @@ func _get_front_quad_rect_at(x0: int, y0: int, pixels_to_render: BitMap) -> Rect
 	return rect
 
 
-func _generate_side_quads() -> Array:
-	var quads = []
+func _generate_side_quads() -> Array[Quad]:
+	var quads: Array[Quad] = []
 	var visible_pixels := _get_visible_pixels()
 
 	quads.append_array(_generate_left_quads(visible_pixels))
@@ -92,7 +92,7 @@ func _generate_side_quads() -> Array:
 	return quads
 
 
-func _generate_left_quads(visible_pixels: BitMap) -> Array:
+func _generate_left_quads(visible_pixels: BitMap) -> Array[Quad]:
 	return _generate_vertical_quads(
 		visible_pixels,
 		func (x: int, y: int) -> bool:
@@ -104,7 +104,7 @@ func _generate_left_quads(visible_pixels: BitMap) -> Array:
 	)
 
 
-func _generate_right_quads(visible_pixels: BitMap) -> Array:
+func _generate_right_quads(visible_pixels: BitMap) -> Array[Quad]:
 	var width := visible_pixels.get_size().x
 
 	return _generate_vertical_quads(
@@ -118,7 +118,7 @@ func _generate_right_quads(visible_pixels: BitMap) -> Array:
 	)
 
 
-func _generate_top_quads(visible_pixels: BitMap) -> Array:
+func _generate_top_quads(visible_pixels: BitMap) -> Array[Quad]:
 	return _generate_horizontal_quads(
 		visible_pixels,
 		func (x: int, y: int) -> bool:
@@ -130,7 +130,7 @@ func _generate_top_quads(visible_pixels: BitMap) -> Array:
 	)
 
 
-func _generate_bottom_quads(visible_pixels: BitMap) -> Array:
+func _generate_bottom_quads(visible_pixels: BitMap) -> Array[Quad]:
 	var height := visible_pixels.get_size().y
 
 	return _generate_horizontal_quads(
@@ -148,9 +148,9 @@ func _generate_vertical_quads(
 	visible_pixels: BitMap,
 	side_visible: Callable,
 	create_quad: Callable
-) -> Array:
+) -> Array[Quad]:
 
-	var quads = []
+	var quads: Array[Quad] = []
 
 	var rendering_quad := false
 	var y0: float
@@ -176,9 +176,9 @@ func _generate_horizontal_quads(
 	visible_pixels: BitMap,
 	side_visible: Callable,
 	create_quad: Callable
-) -> Array:
+) -> Array[Quad]:
 
-	var quads = []
+	var quads: Array[Quad] = []
 
 	var rendering_quad := false
 	var x0: float
@@ -200,7 +200,7 @@ func _generate_horizontal_quads(
 	return quads
 
 
-func _generate_front_quad(rect: Rect2i):
+func _generate_front_quad(rect: Rect2i) -> Quad:
 	assert(_is_inside_image(rect))
 
 	return Quad.new([
@@ -235,6 +235,6 @@ func _is_inside_image(rect: Rect2i) -> bool:
 
 
 func _get_visible_pixels() -> BitMap:
-	var visible_pixels = BitMap.new()
+	var visible_pixels := BitMap.new()
 	visible_pixels.create_from_image_alpha(image, alpha_threshold)
 	return visible_pixels
diff --git a/demo/addons/sprite_mesh/scripts/quad.gd b/demo/addons/sprite_mesh/scripts/quad.gd
index b28de11..a6b022b 100644
--- a/demo/addons/sprite_mesh/scripts/quad.gd
+++ b/demo/addons/sprite_mesh/scripts/quad.gd
@@ -1,7 +1,7 @@
 extends RefCounted
 
 
-const Quad = preload("./quad.gd")
+const Quad := preload("./quad.gd")
 
 var vertices: Array[Vector3] = [Vector3.ZERO, Vector3.ZERO, Vector3.ZERO, Vector3.ZERO]:
 	set = set_vertices
diff --git a/demo/addons/sprite_mesh/sprite_mesh_instance.gd b/demo/addons/sprite_mesh/sprite_mesh_instance.gd
index 697e2ad..72995e6 100644
--- a/demo/addons/sprite_mesh/sprite_mesh_instance.gd
+++ b/demo/addons/sprite_mesh/sprite_mesh_instance.gd
@@ -6,9 +6,9 @@ extends MeshInstance3D
 ## the sprite. It is inspired by [Sprite3D], so many of its properties behave similarly.
 
 
-const Quad = preload("./scripts/quad.gd")
-const Frame = preload("./scripts/frame.gd")
-const GreedyAlgorithm = preload("./scripts/greedy_algorithm.gd")
+const Quad := preload("./scripts/quad.gd")
+const Frame := preload("./scripts/frame.gd")
+const GreedyAlgorithm := preload("./scripts/greedy_algorithm.gd")
 
 ## [Texture2D] object to draw.
 @export var texture: Texture2D: set = set_texture
@@ -134,7 +134,7 @@ func _generate_meshes() -> Array[ArrayMesh]:
 	for frame in _get_frames():
 		algorithm.image = frame.image
 
-		var quads = algorithm.generate_quads()
+		var quads := algorithm.generate_quads()
 
 		st.begin(Mesh.PRIMITIVE_TRIANGLES)
 
@@ -216,7 +216,7 @@ func _clear_sprite_mesh() -> void:
 	mesh = null
 
 
-func _get_frames() -> Array:
+func _get_frames() -> Array[Frame]:
 	var image := texture.get_image()
 	image.decompress()
 	if region_enabled:
@@ -225,7 +225,7 @@ func _get_frames() -> Array:
 	var frame_offset := region_rect.position if region_enabled else Vector2i.ZERO
 	var frame_size := Vector2i(image.get_width() / hframes, image.get_height() / vframes)
 
-	var frames: Array = []
+	var frames: Array[Frame] = []
 
 	for i in range(vframes):
 		for j in range(hframes):