/** * @file llviewerjoint.h * @brief Implementation of LLViewerJoint class * * $LicenseInfo:firstyear=2001&license=viewergpl$ * * Copyright (c) 2001-2009, Linden Research, Inc. * * Second Life Viewer Source Code * 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://secondlifegrid.net/programs/open_source/licensing/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://secondlifegrid.net/programs/open_source/licensing/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. * $/LicenseInfo$ */ #ifndef LL_LLVIEWERJOINT_H #define LL_LLVIEWERJOINT_H //----------------------------------------------------------------------------- // Header Files //----------------------------------------------------------------------------- #include "lljoint.h" class LLFace; class LLViewerJointMesh; //----------------------------------------------------------------------------- // class LLViewerJoint //----------------------------------------------------------------------------- class LLViewerJoint : public LLJoint { public: LLViewerJoint(); LLViewerJoint(const std::string &name, LLJoint *parent = NULL); virtual ~LLViewerJoint(); // Gets the validity of this joint BOOL getValid() { return mValid; } // Sets the validity of this joint virtual void setValid( BOOL valid, BOOL recursive=FALSE ); // Primarily for debugging and character setup // Derived classes may add text/graphic output. // Draw skeleton graphic for debugging and character setup void renderSkeleton(BOOL recursive=TRUE); // debug only (unused) // Draws a bone graphic to the parent joint. // Derived classes may add text/graphic output. // Called by renderSkeleton(). void drawBone(); // debug only (unused) // Render character hierarchy. // Traverses the entire joint hierarchy, setting up // transforms and calling the drawShape(). // Derived classes may add text/graphic output. virtual U32 render( F32 pixelArea, BOOL first_pass = TRUE, BOOL is_dummy = FALSE ); // Returns triangle count // Returns true if this object is transparent. // This is used to determine in which order to draw objects. virtual BOOL isTransparent(); // Returns true if this object should inherit scale modifiers from its immediate parent virtual BOOL inheritScale() { return FALSE; } // Draws the shape attached to a joint. // Called by render(). virtual U32 drawShape( F32 pixelArea, BOOL first_pass = TRUE, BOOL is_dummy = FALSE ); virtual void drawNormals() {} enum Components { SC_BONE = 1, SC_JOINT = 2, SC_AXES = 4 }; // Selects which skeleton components to draw void setSkeletonComponents( U32 comp, BOOL recursive = TRUE ); // Returns which skeleton components are enables for drawing U32 getSkeletonComponents() { return mComponents; } // Sets the level of detail for this node as a minimum // pixel area threshold. If the current pixel area for this // object is less than the specified threshold, the node is // not traversed. In addition, if a value is specified (not // default of 0.0), and the pixel area is larger than the // specified minimum, the node is rendered, but no other siblings // of this node under the same parent will be. F32 getLOD() { return mMinPixelArea; } void setLOD( F32 pixelArea ) { mMinPixelArea = pixelArea; } // Sets the OpenGL selection stack name that is pushed and popped // with this joint state. The default value indicates that no name // should be pushed/popped. enum PickName { PN_DEFAULT = -1, PN_0 = 0, PN_1 = 1, PN_2 = 2, PN_3 = 3, PN_4 = 4, PN_5 = 5 }; void setPickName(PickName name) { mPickName = name; } PickName getPickName() { return mPickName; } virtual void updateFaceSizes(U32 &num_vertices, U32& num_indices, F32 pixel_area); virtual void updateFaceData(LLFace *face, F32 pixel_area, BOOL damp_wind = FALSE); virtual BOOL updateLOD(F32 pixel_area, BOOL activate); virtual void updateJointGeometry(); virtual void dump(); void setVisible( BOOL visible, BOOL recursive ); // Takes meshes in mMeshParts and sets each one as a child joint void setMeshesToChildren(); public: static BOOL sDisableLOD; std::vector<LLViewerJointMesh*> mMeshParts; void setMeshID( S32 id ) {mMeshID = id;} protected: void init(); BOOL mValid; U32 mComponents; F32 mMinPixelArea; PickName mPickName; BOOL mVisible; S32 mMeshID; }; class LLViewerJointCollisionVolume : public LLViewerJoint { public: LLViewerJointCollisionVolume(); LLViewerJointCollisionVolume(const std::string &name, LLJoint *parent = NULL); virtual ~LLViewerJointCollisionVolume() {}; virtual BOOL inheritScale() { return TRUE; } void renderCollision(); LLVector3 getVolumePos(LLVector3 &offset); }; #endif // LL_LLVIEWERJOINT_H