1 files changed, 84 insertions, 0 deletions
diff --git a/indra/newview/gltf/accessor.cpp b/indra/newview/gltf/accessor.cpp
new file mode 100644
index 0000000000..9bfdc2afa6
--- /dev/null
+++ b/indra/newview/gltf/accessor.cpp
@@ -0,0 +1,84 @@
+/**
+ * @file accessor.cpp
+ * @brief LL GLTF Implementation
+ *
+ * $LicenseInfo:firstyear=2024&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2024, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "../llviewerprecompiledheaders.h"
+
+#include "asset.h"
+
+using namespace LL::GLTF;
+
+void Buffer::erase(Asset& asset, S32 offset, S32 length)
+{
+    S32 idx = this - &asset.mBuffers[0];
+
+    mData.erase(mData.begin() + offset, mData.begin() + offset + length);
+
+    for (BufferView& view : asset.mBufferViews)
+    {
+        if (view.mBuffer == idx)
+        {
+            if (view.mByteOffset >= offset)
+            {
+                view.mByteOffset -= length;
+            }
+        }
+    }
+}
+
+const Buffer& Buffer::operator=(const tinygltf::Buffer& src)
+{
+    mData = src.data;
+    mName = src.name;
+    mUri = src.uri;
+    return *this;
+}
+
+const BufferView& BufferView::operator=(const tinygltf::BufferView& src)
+{
+    mBuffer = src.buffer;
+    mByteLength = src.byteLength;
+    mByteOffset = src.byteOffset;
+    mByteStride = src.byteStride;
+    mTarget = src.target;
+    mName = src.name;
+    return *this;
+}
+
+const Accessor& Accessor::operator=(const tinygltf::Accessor& src)
+{
+    mBufferView = src.bufferView;
+    mByteOffset = src.byteOffset;
+    mComponentType = src.componentType;
+    mCount = src.count;
+    mType = src.type;
+    mNormalized = src.normalized;
+    mName = src.name;
+    mMax = src.maxValues;
+    mMin = src.minValues;
+
+    return *this;
+}
+