init

2026-02-12 23:22:11 +08:00
parent 7b09eb3d89
commit 89660bba4e
5988 changed files with 2517516 additions and 0 deletions
@@ -0,0 +1,62 @@
+import hashlib, base64
+
+arrayTypesMapping = [
+    " ",  # VTK_VOID            0
+    " ",  # VTK_BIT             1
+    "b",  # VTK_CHAR            2
+    "B",  # VTK_UNSIGNED_CHAR   3
+    "h",  # VTK_SHORT           4
+    "H",  # VTK_UNSIGNED_SHORT  5
+    "i",  # VTK_INT             6
+    "I",  # VTK_UNSIGNED_INT    7
+    "l",  # VTK_LONG            8
+    "L",  # VTK_UNSIGNED_LONG   9
+    "f",  # VTK_FLOAT          10
+    "d",  # VTK_DOUBLE         11
+    "L",  # VTK_ID_TYPE        12
+    " ",  # unspecified        13
+    " ",  # unspecified        14
+    "b",  # signed_char        15
+]
+
+javascriptMapping = {
+    "b": "Int8Array",
+    "B": "Uint8Array",
+    "h": "Int16Array",
+    "H": "Int16Array",
+    "i": "Int32Array",
+    "I": "Uint32Array",
+    "l": "Int32Array",
+    "L": "Uint32Array",
+    "f": "Float32Array",
+    "d": "Float64Array",
+}
+
+
+def iteritems(d, **kwargs):
+    return iter(d.items(**kwargs))
+
+
+def base64Encode(x):
+    return base64.b64encode(x).decode("utf-8")
+
+
+def hashDataArray(dataArray):
+    hashedBit = hashlib.md5(memoryview(dataArray)).hexdigest()
+    typeCode = arrayTypesMapping[dataArray.GetDataType()]
+    return "%s_%d%s" % (hashedBit, dataArray.GetSize(), typeCode)
+
+
+def getJSArrayType(dataArray):
+    return javascriptMapping[arrayTypesMapping[dataArray.GetDataType()]]
+
+
+def getReferenceId(ref):
+    if ref:
+        try:
+            return ref.__this__[1:17]
+        except:
+            idStr = str(ref)[-12:-1]
+            # print('====> fallback ID %s for %s' % (idStr, ref))
+            return idStr
+    return "0x0"