Download script and note on (new) additional asset pack [skip ci]

download_assets.py

@@ -0,0 +1,29 @@
+import sys
+from urllib.request import urlretrieve
+from zipfile import ZipFile
+
+ASSET_PACK_URL = 'http://vulkan.gpuinfo.org/downloads/vulkan_asset_pack.zip'
+ASSET_PACK_FILE_NAME = 'vulkan_asset_pack.zip'
+
+print("Downloading asset pack from '%s'" % ASSET_PACK_URL)    
+
+def reporthook(blocknum, blocksize, totalsize):
+    bytesread = blocknum * blocksize
+    if totalsize > 0:
+        percent = bytesread * 1e2 / totalsize
+        s = "\r%5.1f%% (%*d / %d bytes)" % (percent, len(str(totalsize)), bytesread, totalsize)
+        sys.stderr.write(s)
+        if bytesread >= totalsize:
+            sys.stderr.write("\n")
+    else:
+        sys.stderr.write("read %d\n" % (bytesread,))
+
+urlretrieve(ASSET_PACK_URL, ASSET_PACK_FILE_NAME, reporthook)
+
+print("Download finished")
+
+print("Extracting assets")
+
+zip = ZipFile(ASSET_PACK_FILE_NAME, 'r')
+zip.extractall("./")
+zip.close()