From 4bfbf641dc2b8aca8de9f86a9908063f39bd6e31 Mon Sep 17 00:00:00 2001
From: jacopograndi <jacopo.grandi@outlook.it>
Date: Fri, 14 Jan 2022 13:04:34 +0100
Subject: .

---
 assets/addons/voxel-core/classes/readers/image.gd | 40 +++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 assets/addons/voxel-core/classes/readers/image.gd

(limited to 'assets/addons/voxel-core/classes/readers/image.gd')

diff --git a/assets/addons/voxel-core/classes/readers/image.gd b/assets/addons/voxel-core/classes/readers/image.gd
new file mode 100644
index 0000000..3c19d2f
--- /dev/null
+++ b/assets/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 }
-- 
cgit v1.2.3-54-g00ecf