1 files changed, 61 insertions, 0 deletions
diff --git a/extern/draco/draco/src/draco/core/draco_types.cc b/extern/draco/draco/src/draco/core/draco_types.cc
new file mode 100644
index 00000000000..9bde05fda80
--- /dev/null
+++ b/extern/draco/draco/src/draco/core/draco_types.cc
@@ -0,0 +1,61 @@
+// Copyright 2016 The Draco Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+#include "draco/core/draco_types.h"
+
+namespace draco {
+
+int32_t DataTypeLength(DataType dt) {
+  switch (dt) {
+    case DT_INT8:
+    case DT_UINT8:
+      return 1;
+    case DT_INT16:
+    case DT_UINT16:
+      return 2;
+    case DT_INT32:
+    case DT_UINT32:
+      return 4;
+    case DT_INT64:
+    case DT_UINT64:
+      return 8;
+    case DT_FLOAT32:
+      return 4;
+    case DT_FLOAT64:
+      return 8;
+    case DT_BOOL:
+      return 1;
+    default:
+      return -1;
+  }
+}
+
+bool IsDataTypeIntegral(DataType dt) {
+  switch (dt) {
+    case DT_INT8:
+    case DT_UINT8:
+    case DT_INT16:
+    case DT_UINT16:
+    case DT_INT32:
+    case DT_UINT32:
+    case DT_INT64:
+    case DT_UINT64:
+    case DT_BOOL:
+      return true;
+    default:
+      return false;
+  }
+}
+
+}  // namespace draco