Second Life viewer sources 1.13.2.12

1 files changed, 156 insertions, 0 deletions

diff --git a/linden/indra/newview/llmanipscale.h b/linden/indra/newview/llmanipscale.h
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+/** 
+ * @file llmanipscale.h
+ * @brief LLManipScale class definition
+ *
+ * Copyright (c) 2001-2007, Linden Research, Inc.
+ * 
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlife.com/developers/opensource/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at http://secondlife.com/developers/opensource/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ */
+
+#ifndef LL_MANIPSCALE_H
+#define LL_MANIPSCALE_H
+
+// llmanipscale.h
+//
+// copyright 2001-2002, linden research inc
+
+
+#include "lltool.h"
+#include "v3math.h"
+#include "v4math.h"
+#include "llmanip.h"
+#include "llviewerobject.h"
+#include "llbbox.h"
+
+class LLToolComposite;
+class LLColor4;
+
+typedef enum e_scale_manipulator_type
+{
+        SCALE_MANIP_CORNER,
+        SCALE_MANIP_FACE
+} EScaleManipulatorType;
+
+
+class LLManipScale : public LLManip
+{
+public:
+        class ManipulatorHandle
+        {
+        public:
+                LLVector3       mPosition;
+                EManipPart      mManipID;
+                EScaleManipulatorType                   mType;
+
+                ManipulatorHandle(LLVector3 pos, EManipPart id, EScaleManipulatorType type):mPosition(pos), mManipID(id), mType(type){}
+        };
+
+
+        LLManipScale( LLToolComposite* composite );
+        ~LLManipScale();
+
+        virtual BOOL    handleMouseDown( S32 x, S32 y, MASK mask );
+        virtual BOOL    handleMouseUp( S32 x, S32 y, MASK mask );
+        virtual BOOL    handleHover( S32 x, S32 y, MASK mask );
+        virtual void    render();
+        virtual void    handleSelect();
+        virtual void    handleDeselect();
+
+        BOOL                    handleMouseDownOnPart(S32 x, S32 y, MASK mask);
+        EManipPart              getHighlightedPart() { return mHighlightedPart; }
+        virtual void    highlightManipulators(S32 x, S32 y);    // decided which manipulator, if any, should be highlighted by mouse hover
+
+        static void             setUniform( BOOL b );
+        static BOOL             getUniform();
+        static void             setStretchTextures( BOOL b );
+        static BOOL             getStretchTextures();
+        static void             setShowAxes( BOOL b );
+        static BOOL             getShowAxes();
+
+private:
+        void                    renderCorners( const LLBBox& local_bbox );
+        void                    renderFaces( const LLBBox& local_bbox );
+        void                    renderEdges( const LLBBox& local_bbox );
+        void                    renderBoxHandle( F32 x, F32 y, F32 z );
+        void                    renderAxisHandle( const LLVector3& start, const LLVector3& end );
+        void                    renderGuidelinesPart( const LLBBox& local_bbox );
+        void                    renderSnapGuides( const LLBBox& local_bbox );
+
+        void                    revert();
+        
+        inline void             conditionalHighlight( U32 part, const LLColor4* highlight = NULL, const LLColor4* normal = NULL );
+
+        void                    drag( S32 x, S32 y );
+        void                    dragFace( S32 x, S32 y );
+        void                    dragCorner( S32 x, S32 y );
+
+        void                    sendUpdates( BOOL send_position_update, BOOL send_scale_update, BOOL corner = FALSE);
+
+        LLVector3               faceToUnitVector( S32 part ) const;
+        LLVector3               cornerToUnitVector( S32 part ) const;
+        LLVector3               edgeToUnitVector( S32 part ) const;
+        LLVector3               partToUnitVector( S32 part ) const;
+        LLVector3               unitVectorToLocalBBoxExtent( const LLVector3& v, const LLBBox& bbox ) const;
+        F32                             partToMaxScale( S32 part, const LLBBox& bbox ) const;
+        F32                             partToMinScale( S32 part, const LLBBox& bbox ) const;
+        LLVector3               nearestAxis( const LLVector3& v ) const;
+
+        BOOL                    isSelectionScalable() const;
+
+        void                    stretchFace( const LLVector3& drag_start_agent, const LLVector3& drag_delta_agent);
+
+        void                    adjustTextureRepeats();         // Adjusts texture coords based on mSavedScale and current scale, only works for boxes
+
+        void                    updateSnapGuides(const LLBBox& bbox);
+private:
+
+        F32                             mBoxHandleSize;         // The size of the handles at the corners of the bounding box
+        F32                             mScaledBoxHandleSize; // handle size after scaling for selection feedback
+        EManipPart              mManipPart;
+        LLVector3d              mDragStartPointGlobal;
+        LLVector3d              mDragStartCenterGlobal; // The center of the bounding box of all selected objects at time of drag start
+        LLVector3d              mDragPointGlobal;
+        LLVector3d              mDragFarHitGlobal;
+        EManipPart              mHighlightedPart;
+        S32                             mLastMouseX;
+        S32                             mLastMouseY;
+        BOOL                    mSendUpdateOnMouseUp;
+        U32                     mLastUpdateFlags;
+        LLLinkedList<ManipulatorHandle>         mProjectedManipulators;
+        LLVector4               mManipulatorVertices[14];
+        F32                             mScaleSnapUnit1;  // size of snap multiples for axis 1
+        F32                             mScaleSnapUnit2;  // size of snap multiples for axis 2
+        LLVector3               mScalePlaneNormal1; // normal of plane in which scale occurs that most faces camera
+        LLVector3               mScalePlaneNormal2; // normal of plane in which scale occurs that most faces camera
+        LLVector3               mSnapGuideDir1;
+        LLVector3               mSnapGuideDir2;
+        LLVector3               mSnapDir1;
+        LLVector3               mSnapDir2;
+        F32                             mSnapRegimeOffset;
+        F32                             mSnapGuideLength;
+        LLVector3               mScaleCenter;
+        LLVector3               mScaleDir;
+        F32                             mScaleSnapValue;
+        BOOL                    mInSnapRegime;
+        F32*                    mManipulatorScales;
+};
+
+#endif  // LL_MANIPSCALE_H