diff options
Diffstat (limited to 'indra/newview/llphysicsmotion.h')
| -rw-r--r-- | indra/newview/llphysicsmotion.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/indra/newview/llphysicsmotion.h b/indra/newview/llphysicsmotion.h new file mode 100644 index 0000000000..b246fa99bb --- /dev/null +++ b/indra/newview/llphysicsmotion.h @@ -0,0 +1,118 @@ +/** + * @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 + |