working

1 files changed, 40 insertions, 0 deletions

diff --git a/addons/voxel-core/classes/readers/image.gd b/addons/voxel-core/classes/readers/image.gd
new file mode 100644
index 0000000..3c19d2f
--- /dev/null
+++ b/addons/voxel-core/classes/readers/image.gd
@@ -0,0 +1,40 @@
+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 }