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/**
* @file llviewerjointattachment.h
* @brief Implementation of LLViewerJointAttachment class
*
* $LicenseInfo:firstyear=2002&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, 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
* $/LicenseInfo$
*/
#ifndef LL_LLVIEWERJOINTATTACHMENT_H
#define LL_LLVIEWERJOINTATTACHMENT_H
//-----------------------------------------------------------------------------
// Header Files
//-----------------------------------------------------------------------------
#include "llviewerjoint.h"
#include "llstring.h"
#include "lluuid.h"
class LLDrawable;
class LLViewerObject;
//-----------------------------------------------------------------------------
// class LLViewerJointAttachment
//-----------------------------------------------------------------------------
class LLViewerJointAttachment :
public LLViewerJoint
{
public:
LLViewerJointAttachment();
virtual ~LLViewerJointAttachment();
//virtual U32 render( F32 pixelArea ); // Returns triangle count
// Returns true if this object is transparent.
// This is used to determine in which order to draw objects.
/*virtual*/ BOOL isTransparent();
// Draws the shape attached to a joint.
// Called by render().
/*virtual*/ U32 drawShape( F32 pixelArea, BOOL first_pass, BOOL is_dummy );
/*virtual*/ BOOL updateLOD(F32 pixel_area, BOOL activate);
//
// accessors
//
void setPieSlice(S32 pie_slice) { mPieSlice = pie_slice; }
void setVisibleInFirstPerson(BOOL visibility) { mVisibleInFirst = visibility; }
BOOL getVisibleInFirstPerson() const { return mVisibleInFirst; }
void setGroup(S32 group) { mGroup = group; }
void setOriginalPosition(LLVector3 &position);
void setAttachmentVisibility(BOOL visible);
void setIsHUDAttachment(BOOL is_hud) { mIsHUDAttachment = is_hud; }
BOOL getIsHUDAttachment() const { return mIsHUDAttachment; }
BOOL isAnimatable() const { return FALSE; }
S32 getGroup() const { return mGroup; }
S32 getPieSlice() const { return mPieSlice; }
S32 getNumObjects() const { return mAttachedObjects.size(); }
S32 getNumAnimatedObjects() const;
void clampObjectPosition();
//
// unique methods
//
BOOL addObject(LLViewerObject* object);
void removeObject(LLViewerObject *object);
//
// attachments operations
//
BOOL isObjectAttached(const LLViewerObject *viewer_object) const;
const LLViewerObject *getAttachedObject(const LLUUID &object_id) const;
LLViewerObject *getAttachedObject(const LLUUID &object_id);
// list of attachments for this joint
typedef std::vector<LLViewerObject *> attachedobjs_vec_t;
attachedobjs_vec_t mAttachedObjects;
protected:
void calcLOD();
void setupDrawable(LLViewerObject *object);
private:
BOOL mVisibleInFirst;
LLVector3 mOriginalPos;
S32 mGroup;
BOOL mIsHUDAttachment;
S32 mPieSlice;
};
#endif // LL_LLVIEWERJOINTATTACHMENT_H
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