Image generation?

tools/assetstool/processtileset.py

@@ -47,32 +47,28 @@ def processTileset(assetPath):
   relativeFile = getAssetRelativePath(assetPath)
   relativeDir = os.path.dirname(relativeFile)
 
-  data = "DTF"  # Header for Dusk Tileset Format
-  # Write width (int32_t)
-  data += tilewidth.to_bytes(4, byteorder='little').decode('latin1')
-  # Write height (int32_t)
-  data += tileheight.to_bytes(4, byteorder='little').decode('latin1')
-  # Write tilecount (int32_t)
-  data += tilecount.to_bytes(4, byteorder='little').decode('latin1')
-  # Write column count (int32_t)
-  data += columns.to_bytes(4, byteorder='little').decode('latin1')
-  # Write row count (int32_t)
   rows = (tilecount + columns - 1) // columns
-  data += rows.to_bytes(4, byteorder='little').decode('latin1')
+
+  buf = bytearray(b"DTF")
+  buf += tilewidth.to_bytes(4, byteorder='little')
+  buf += tileheight.to_bytes(4, byteorder='little')
+  buf += tilecount.to_bytes(4, byteorder='little')
+  buf += columns.to_bytes(4, byteorder='little')
+  buf += rows.to_bytes(4, byteorder='little')
 
   # Write image source file name, padd to ASSET_FILE_NAME_MAX_LENGTH
   imageSourceBytes = image["outputFile"].encode('utf-8')
-  data += len(imageSourceBytes).to_bytes(4, byteorder='little').decode('latin1')
-  data += imageSourceBytes.decode('latin1')
+  buf += len(imageSourceBytes).to_bytes(4, byteorder='little')
+  buf += imageSourceBytes
   paddingLength = max(0, ASSET_FILE_NAME_MAX_LENGTH - len(imageSourceBytes))
-  data += '\x00' * paddingLength
+  buf += b'\x00' * paddingLength
 
   # Write to output file
   fileNameWithoutExt = os.path.splitext(os.path.basename(assetPath))[0]
   outputFilePath = os.path.join(args.output_assets, relativeDir, f"{fileNameWithoutExt}.dtf")
   os.makedirs(os.path.dirname(outputFilePath), exist_ok=True)
   with open(outputFilePath, 'wb') as f:
-    f.write(data.encode('latin1'))
+    f.write(buf)
 
   return {
     "outputFile": os.path.relpath(outputFilePath, args.output_assets),
@@ -81,5 +77,6 @@ def processTileset(assetPath):
     "tileCount": tilecount,
     "columns": columns,
     "rows": rows,
-    "image": image
+    "image": image,
+    "files": [ outputFilePath ] + image["files"]
   }