# OgreAnimationState.h

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    00001 /*
    00002 -----------------------------------------------------------------------------
    00003 This source file is part of OGRE
    00004     (Object-oriented Graphics Rendering Engine)
    00005 For the latest info, see http://www.ogre3d.org/
    00006
    00007 Copyright (c) 2000-2009 Torus Knot Software Ltd
    00008
    00009 Permission is hereby granted, free of charge, to any person obtaining a copy
    00010 of this software and associated documentation files (the "Software"), to deal
    00011 in the Software without restriction, including without limitation the rights
    00012 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    00013 copies of the Software, and to permit persons to whom the Software is
    00014 furnished to do so, subject to the following conditions:
    00015
    00016 The above copyright notice and this permission notice shall be included in
    00017 all copies or substantial portions of the Software.
    00018
    00019 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    00020 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    00021 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    00022 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    00023 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    00024 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    00025 THE SOFTWARE.
    00026 -----------------------------------------------------------------------------
    00027 */
    00028
    00029 #ifndef __AnimationSet_H__
    00030 #define __AnimationSet_H__
    00031
    00032 #include "OgrePrerequisites.h"
    00033
    00034 #include "OgreString.h"
    00035 #include "OgreController.h"
    00036 #include "OgreIteratorWrappers.h"
    00037
    00038 namespace Ogre {
    00039
    00052     class _OgreExport AnimationState : public AnimationAlloc
    00053     {
    00054     public:
    00055
    00057       typedef vector<float>::type BoneBlendMask;
    00058
    00060         AnimationState(const String& animName, AnimationStateSet *parent,
    00061             Real timePos, Real length, Real weight = 1.0, bool enabled = false);
    00063         AnimationState(AnimationStateSet* parent, const AnimationState &rhs);
    00067         virtual ~AnimationState();
    00068
    00070         const String& getAnimationName() const;
    00072         Real getTimePosition(void) const;
    00074         void setTimePosition(Real timePos);
    00076         Real getLength() const;
    00078         void setLength(Real len);
    00080         Real getWeight(void) const;
    00082         void setWeight(Real weight);
    00087         void addTime(Real offset);
    00088
    00090         bool hasEnded(void) const;
    00091
    00093         bool getEnabled(void) const;
    00095         void setEnabled(bool enabled);
    00096
    00098         bool operator==(const AnimationState& rhs) const;
    00099         // Inequality operator
    00100         bool operator!=(const AnimationState& rhs) const;
    00101
    00105         void setLoop(bool loop) { mLoop = loop; }
    00107         bool getLoop(void) const { return mLoop; }
    00108
    00113         void copyStateFrom(const AnimationState& animState);
    00114
    00116         AnimationStateSet* getParent(void) const { return mParent; }
    00117
    00128       void createBlendMask(size_t blendMaskSizeHint, float initialWeight = 1.0f);
    00130       void destroyBlendMask();
    00138       void _setBlendMaskData(const float* blendMaskData);
    00146       void _setBlendMask(const BoneBlendMask* blendMask);
    00148       const BoneBlendMask* getBlendMask() const {return mBlendMask;}
    00150       bool hasBlendMask() const {return mBlendMask != 0;}
    00152       void setBlendMaskEntry(size_t boneHandle, float weight);
    00154       inline float getBlendMaskEntry(size_t boneHandle) const
    00155       {
    00156         assert(mBlendMask && mBlendMask->size() > boneHandle);
    00157         return (*mBlendMask)[boneHandle];
    00158       }
    00159     protected:
    00161       BoneBlendMask* mBlendMask;
    00162
    00163         String mAnimationName;
    00164         AnimationStateSet* mParent;
    00165         Real mTimePos;
    00166         Real mLength;
    00167         Real mWeight;
    00168         bool mEnabled;
    00169         bool mLoop;
    00170
    00171     };
    00172
    00173     // A map of animation states
    00174     typedef map<String, AnimationState*>::type AnimationStateMap;
    00175     typedef MapIterator<AnimationStateMap> AnimationStateIterator;
    00176     typedef ConstMapIterator<AnimationStateMap> ConstAnimationStateIterator;
    00177     // A list of enabled animation states
    00178     typedef list<AnimationState*>::type EnabledAnimationStateList;
    00179     typedef ConstVectorIterator<EnabledAnimationStateList> ConstEnabledAnimationStateIterator;
    00180
    00183     class _OgreExport AnimationStateSet : public AnimationAlloc
    00184     {
    00185     public:
    00187         OGRE_AUTO_MUTEX
    00189         AnimationStateSet();
    00191         AnimationStateSet(const AnimationStateSet& rhs);
    00192
    00193         ~AnimationStateSet();
    00194
    00202         AnimationState* createAnimationState(const String& animName,
    00203             Real timePos, Real length, Real weight = 1.0, bool enabled = false);
    00205         AnimationState* getAnimationState(const String& name) const;
    00207         bool hasAnimationState(const String& name) const;
    00209         void removeAnimationState(const String& name);
    00211         void removeAllAnimationStates(void);
    00212
    00219         AnimationStateIterator getAnimationStateIterator(void);
    00226         ConstAnimationStateIterator getAnimationStateIterator(void) const;
    00228         void copyMatchingState(AnimationStateSet* target) const;
    00230         void _notifyDirty(void);
    00232         unsigned long getDirtyFrameNumber(void) const { return mDirtyFrameNumber; }
    00233
    00235         void _notifyAnimationStateEnabled(AnimationState* target, bool enabled);
    00237         bool hasEnabledAnimationState(void) const { return !mEnabledAnimationStates.empty(); }
    00244         ConstEnabledAnimationStateIterator getEnabledAnimationStateIterator(void) const;
    00245
    00246     protected:
    00247         unsigned long mDirtyFrameNumber;
    00248         AnimationStateMap mAnimationStates;
    00249         EnabledAnimationStateList mEnabledAnimationStates;
    00250
    00251     };
    00252
    00261     class _OgreExport AnimationStateControllerValue : public ControllerValue<Real>
    00262     {
    00263     protected:
    00264         AnimationState* mTargetAnimationState;
    00265     public:
    00267         AnimationStateControllerValue(AnimationState* targetAnimationState)
    00268             : mTargetAnimationState(targetAnimationState) {}
    00270         ~AnimationStateControllerValue() {}
    00272         Real getValue(void) const;
    00273
    00275         void setValue(Real value);
    00276
    00277     };
    00278
    00281 }
    00282
    00283 #endif
    00284

Copyright © 2008 Torus Knot Software Ltd
This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
Last modified Sun May 8 2011 20:28:08