Asset prog

tools/assetstool/processtileset.py

@@ -1,6 +1,9 @@
 import sys, os
 import xml.etree.ElementTree as ET
 from assethelpers import getAssetRelativePath
+from args import args
+from constants import ASSET_FILE_NAME_MAX_LENGTH
+from processimage import processPalette, processImage
 
 def processTileset(assetPath):
   # Process the tileset file
@@ -25,18 +28,58 @@ def processTileset(assetPath):
     return
 
   # Exactly one image element is required
-  images = root.findall('image')
-  if len(images) != 1:
+  imagesNode = root.findall('image')
+  if len(imagesNode) != 1:
     print(f"Error: Tileset {assetPath} must have exactly one image element.")
     return
 
-  image = images[0]
-  if 'source' not in image.attrib:
+  imageNode = imagesNode[0]
+  if 'source' not in imageNode.attrib:
     print(f"Error: Tileset {assetPath} is missing image source.")
     return
-  
-  imageSource = image.attrib['source']
+
+  imageSource = imageNode.attrib['source']
+
+  directory = os.path.dirname(assetPath)
+  image = processImage(os.path.join(directory, imageSource))
 
   # Build 
-  relative = getAssetRelativePath(assetPath)
-  print(f"Relative path: {relative}")
+  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')
+
+  # 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')
+  paddingLength = max(0, ASSET_FILE_NAME_MAX_LENGTH - len(imageSourceBytes))
+  data += '\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'))
+
+  return {
+    "outputFile": os.path.relpath(outputFilePath, args.output_assets),
+    "tileWidth": tilewidth,
+    "tileHeight": tileheight,
+    "tileCount": tilecount,
+    "columns": columns,
+    "rows": rows,
+    "image": image
+  }