mirror of
https://github.com/EsotericSoftware/spine-runtimes.git
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91 lines
3.5 KiB
C++
91 lines
3.5 KiB
C++
/******************************************************************************
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* Spine Runtimes Software License v2.5
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*
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* Copyright (c) 2013-2016, Esoteric Software
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* All rights reserved.
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*
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* You are granted a perpetual, non-exclusive, non-sublicensable, and
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* non-transferable license to use, install, execute, and perform the Spine
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* Runtimes software and derivative works solely for personal or internal
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* use. Without the written permission of Esoteric Software (see Section 2 of
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* the Spine Software License Agreement), you may not (a) modify, translate,
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* adapt, or develop new applications using the Spine Runtimes or otherwise
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* create derivative works or improvements of the Spine Runtimes or (b) remove,
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* delete, alter, or obscure any trademarks or any copyright, trademark, patent,
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* or other intellectual property or proprietary rights notices on or in the
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* Software, including any copy thereof. Redistributions in binary or source
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* form must include this license and terms.
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*
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* THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE "AS IS" AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL ESOTERIC SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, BUSINESS INTERRUPTION, OR LOSS OF
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* USE, DATA, OR PROFITS) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#ifndef Spine_IkConstraint_h
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#define Spine_IkConstraint_h
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#include <spine/Constraint.h>
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#include <spine/Vector.h>
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namespace Spine {
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class IkConstraintData;
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class Skeleton;
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class Bone;
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class IkConstraint : public Constraint {
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friend class Skeleton;
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friend class IkConstraintTimeline;
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RTTI_DECL;
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public:
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/// Adjusts the bone rotation so the tip is as close to the target position as possible. The target is specified
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/// in the world coordinate system.
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static void apply(Bone& bone, float targetX, float targetY, float alpha);
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/// Adjusts the parent and child bone rotations so the tip of the child is as close to the target position as
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/// possible. The target is specified in the world coordinate system.
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/// @param child A direct descendant of the parent bone.
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static void apply(Bone& parent, Bone& child, float targetX, float targetY, int bendDir, float alpha);
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IkConstraint(IkConstraintData& data, Skeleton& skeleton);
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/// Applies the constraint to the constrained bones.
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void apply();
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virtual void update();
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virtual int getOrder();
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IkConstraintData& getData();
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Vector<Bone*>& getBones();
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Bone* getTarget();
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void setTarget(Bone* inValue);
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int getBendDirection();
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void setBendDirection(int inValue);
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float getMix();
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void setMix(float inValue);
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private:
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IkConstraintData& _data;
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Vector<Bone*> _bones;
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float _mix;
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int _bendDirection;
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Bone* _target;
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};
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}
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#endif /* Spine_IkConstraint_h */
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