axmol/extensions/spine/runtime/include/spine/PathConstraint.h

135 lines
3.7 KiB
C++

/******************************************************************************
* Spine Runtimes License Agreement
* Last updated September 24, 2021. Replaces all prior versions.
*
* Copyright (c) 2013-2021, Esoteric Software LLC
*
* Integration of the Spine Runtimes into software or otherwise creating
* derivative works of the Spine Runtimes is permitted under the terms and
* conditions of Section 2 of the Spine Editor License Agreement:
* http://esotericsoftware.com/spine-editor-license
*
* Otherwise, it is permitted to integrate the Spine Runtimes into software
* or otherwise create derivative works of the Spine Runtimes (collectively,
* "Products"), provided that each user of the Products must obtain their own
* Spine Editor license and redistribution of the Products in any form must
* include this license and copyright notice.
*
* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
* BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
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*****************************************************************************/
#ifndef Spine_PathConstraint_h
#define Spine_PathConstraint_h
#include <spine/ConstraintData.h>
#include <spine/Vector.h>
namespace spine {
class PathConstraintData;
class Skeleton;
class PathAttachment;
class Bone;
class Slot;
class SP_API PathConstraint : public Updatable {
friend class Skeleton;
friend class PathConstraintMixTimeline;
friend class PathConstraintPositionTimeline;
friend class PathConstraintSpacingTimeline;
RTTI_DECL
public:
PathConstraint(PathConstraintData &data, Skeleton &skeleton);
/// Applies the constraint to the constrained bones.
void apply();
virtual void update();
virtual int getOrder();
float getPosition();
void setPosition(float inValue);
float getSpacing();
void setSpacing(float inValue);
float getMixRotate();
void setMixRotate(float inValue);
float getMixX();
void setMixX(float inValue);
float getMixY();
void setMixY(float inValue);
Vector<Bone *> &getBones();
Slot *getTarget();
void setTarget(Slot *inValue);
PathConstraintData &getData();
bool isActive();
void setActive(bool inValue);
private:
static const float EPSILON;
static const int NONE;
static const int BEFORE;
static const int AFTER;
PathConstraintData &_data;
Vector<Bone *> _bones;
Slot *_target;
float _position, _spacing;
float _mixRotate, _mixX, _mixY;
Vector<float> _spaces;
Vector<float> _positions;
Vector<float> _world;
Vector<float> _curves;
Vector<float> _lengths;
Vector<float> _segments;
bool _active;
Vector<float> &computeWorldPositions(PathAttachment &path, int spacesCount, bool tangents);
static void addBeforePosition(float p, Vector<float> &temp, int i, Vector<float> &output, int o);
static void addAfterPosition(float p, Vector<float> &temp, int i, Vector<float> &output, int o);
static void
addCurvePosition(float p, float x1, float y1, float cx1, float cy1, float cx2, float cy2, float x2, float y2,
Vector<float> &output, int o, bool tangents);
};
}
#endif /* Spine_PathConstraint_h */