/** * @file llphysicsmotion.h * @brief Implementation of LLPhysicsMotion class. * * $LicenseInfo:firstyear=2011&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2011, 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_LLPHYSICSMOTIONCONTROLLER_H #define LL_LLPHYSICSMOTIONCONTROLLER_H //----------------------------------------------------------------------------- // Header files //----------------------------------------------------------------------------- #include "llmotion.h" #include "llframetimer.h" #define PHYSICS_MOTION_FADEIN_TIME 1.0f #define PHYSICS_MOTION_FADEOUT_TIME 1.0f class LLPhysicsMotion; //----------------------------------------------------------------------------- // class LLPhysicsMotion //----------------------------------------------------------------------------- class LLPhysicsMotionController : public LLMotion { public: // Constructor LLPhysicsMotionController(const LLUUID &id); // Destructor virtual ~LLPhysicsMotionController(); public: //------------------------------------------------------------------------- // functions to support MotionController and MotionRegistry //------------------------------------------------------------------------- // static constructor // all subclasses must implement such a function and register it static LLMotion *create(const LLUUID &id) { return new LLPhysicsMotionController(id); } public: //------------------------------------------------------------------------- // animation callbacks to be implemented by subclasses //------------------------------------------------------------------------- // motions must specify whether or not they loop virtual BOOL getLoop() { return TRUE; } // motions must report their total duration virtual F32 getDuration() { return 0.0; } // motions must report their "ease in" duration virtual F32 getEaseInDuration() { return PHYSICS_MOTION_FADEIN_TIME; } // motions must report their "ease out" duration. virtual F32 getEaseOutDuration() { return PHYSICS_MOTION_FADEOUT_TIME; } // called to determine when a motion should be activated/deactivated based on avatar pixel coverage virtual F32 getMinPixelArea(); // motions must report their priority virtual LLJoint::JointPriority getPriority() { return LLJoint::MEDIUM_PRIORITY; } virtual LLMotionBlendType getBlendType() { return ADDITIVE_BLEND; } // run-time (post constructor) initialization, // called after parameters have been set // must return true to indicate success and be available for activation virtual LLMotionInitStatus onInitialize(LLCharacter *character); // called when a motion is activated // must return TRUE to indicate success, or else // it will be deactivated virtual BOOL onActivate(); // called per time step // must return TRUE while it is active, and // must return FALSE when the motion is completed. virtual BOOL onUpdate(F32 time, U8* joint_mask); // called when a motion is deactivated virtual void onDeactivate(); LLCharacter* getCharacter() { return mCharacter; } protected: void addMotion(LLPhysicsMotion *motion); private: LLCharacter* mCharacter; typedef std::vector<LLPhysicsMotion *> motion_vec_t; motion_vec_t mMotions; }; #endif // LL_LLPHYSICSMOTION_H