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class_name ImageReader, "res://addons/voxel-core/assets/logos/MagicaVoxel.png"
extends Reference
# Image file reader
## Public Methods
# Reads images pixels, returns voxel content and voxel palette
static func read(image : Image) -> Dictionary:
var result := {
"error": OK,
"voxels": {},
"palette": [],
}
image.lock()
for x in range(image.get_width()):
for y in range(image.get_height()):
if image.get_pixel(x, y).a > 0:
var color := image.get_pixel(x, y)
color.a = 1.0
var index = result["palette"].find(color)
if index == -1:
index = result["palette"].size()
result["palette"].append(color)
result["voxels"][Vector3(x, -y, 0).round()] = index
image.unlock()
for index in range(result["palette"].size()):
result["palette"][index] = Voxel.colored(result["palette"][index])
return result
static func read_file(image_path : String) -> Dictionary:
var image := Image.new()
var err = image.load(image_path)
if err == OK:
return read(image)
return { "error": err }
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