1 files changed, 100 insertions, 0 deletions
diff --git a/indra/llmath/llrigginginfo.h b/indra/llmath/llrigginginfo.h
new file mode 100644
index 0000000000..b3d6bc2d19
--- /dev/null
+++ b/indra/llmath/llrigginginfo.h
@@ -0,0 +1,100 @@
+/**
+* @file llrigginginfo.h
+* @brief  Functions for tracking rigged box extents
+*
+* $LicenseInfo:firstyear=2018&license=viewerlgpl$
+* Second Life Viewer Source Code
+* Copyright (C) 2018, 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
+* $/LicenseInfo$
+*/
+
+// Stores information related to associated rigged mesh vertices
+// This lives in llmath because llvolume lives in llmath.
+
+#ifndef	LL_LLRIGGINGINFO_H
+#define	LL_LLRIGGINGINFO_H
+
+#include "llvector4a.h"
+
+// Extents are in joint space
+// isRiggedTo is based on the state of all currently associated rigged meshes
+LL_ALIGN_PREFIX(16)
+class LLJointRiggingInfo
+{
+public:
+    LLJointRiggingInfo();
+    bool isRiggedTo() const;
+    void setIsRiggedTo(bool val);
+    LLVector4a *getRiggedExtents();
+    const LLVector4a *getRiggedExtents() const;
+    void merge(const LLJointRiggingInfo& other);
+
+	void* operator new(size_t size)
+	{
+		return ll_aligned_malloc_16(size);
+	}
+
+	void operator delete(void* ptr)
+	{
+		ll_aligned_free_16(ptr);
+	}
+
+	void* operator new[](size_t size)
+	{
+		return ll_aligned_malloc_16(size);
+	}
+
+	void operator delete[](void* ptr)
+	{
+		ll_aligned_free_16(ptr);
+	}
+
+
+private:
+	LL_ALIGN_16(LLVector4a mRiggedExtents[2]);
+    bool mIsRiggedTo;
+} LL_ALIGN_POSTFIX(16);
+
+// For storing all the rigging info associated with a given avatar or
+// object, keyed by joint_num.
+// Using direct memory management instead of std::vector<> to avoid alignment issues.
+class LLJointRiggingInfoTab
+{
+public:
+    LLJointRiggingInfoTab();
+    ~LLJointRiggingInfoTab();
+    void resize(S32 size);
+    void clear();
+    S32 size() const { return mSize; }
+    void merge(const LLJointRiggingInfoTab& src);
+    LLJointRiggingInfo& operator[](S32 i) { return mRigInfoPtr[i]; }
+    const LLJointRiggingInfo& operator[](S32 i) const { return mRigInfoPtr[i]; };
+    bool needsUpdate() { return mNeedsUpdate; }
+    void setNeedsUpdate(bool val) { mNeedsUpdate = val; }
+private:
+    // Not implemented
+    LLJointRiggingInfoTab& operator=(const LLJointRiggingInfoTab& src);
+    LLJointRiggingInfoTab(const LLJointRiggingInfoTab& src);
+
+    LLJointRiggingInfo *mRigInfoPtr;
+    S32 mSize;
+    bool mNeedsUpdate;
+};
+
+#endif