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diff --git a/indra/newview/gltf/common.h b/indra/newview/gltf/common.h
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+++ b/indra/newview/gltf/common.h
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+#pragma once
+
+/**
+ * @file common.h
+ * @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
+ * $/LicenseInfo$
+ */
+
+#define GLM_ENABLE_EXPERIMENTAL 1
+
+#include "glm/vec2.hpp"
+#include "glm/vec3.hpp"
+#include "glm/vec4.hpp"
+#include "glm/mat4x4.hpp"
+#include "glm/gtc/type_ptr.hpp"
+#include "glm/ext/quaternion_float.hpp"
+#include "glm/gtx/quaternion.hpp"
+#include "glm/gtx/matrix_decompose.hpp"
+#include <boost/json.hpp>
+
+// Common types and constants used in the GLTF implementation
+namespace LL
+{
+    namespace GLTF
+    {
+        using Value = boost::json::value;
+
+        using mat4 = glm::mat4;
+        using vec4 = glm::vec4;
+        using vec3 = glm::vec3;
+        using vec2 = glm::vec2;
+        using quat = glm::quat;
+
+        constexpr S32 LINEAR = 9729;
+        constexpr S32 NEAREST = 9728;
+        constexpr S32 NEAREST_MIPMAP_NEAREST = 9984;
+        constexpr S32 LINEAR_MIPMAP_NEAREST = 9985;
+        constexpr S32 NEAREST_MIPMAP_LINEAR = 9986;
+        constexpr S32 LINEAR_MIPMAP_LINEAR = 9987;
+        constexpr S32 CLAMP_TO_EDGE = 33071;
+        constexpr S32 MIRRORED_REPEAT = 33648;
+        constexpr S32 REPEAT = 10497;
+
+
+        class Asset;
+        class Material;
+        class Mesh;
+        class Node;
+        class Scene;
+        class Texture;
+        class Sampler;
+        class Image;
+        class Animation;
+        class Skin;
+        class Camera;
+        class Light;
+        class Primitive;
+        class Accessor;
+        class BufferView;
+        class Buffer;
+    }
+}
+