IAPDemo/Libraries/cocos2d/cocos/editor-support/spine/PointAttachment.cpp

/******************************************************************************
 * Spine Runtimes License Agreement
 * Last updated January 1, 2020. Replaces all prior versions.
 *
 * Copyright (c) 2013-2020, 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
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 * or otherwise create derivative works of the Spine Runtimes (collectively,
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#ifdef SPINE_UE4
#include "SpinePluginPrivatePCH.h"
#endif

#include <spine/PointAttachment.h>

#include <spine/Bone.h>

#include <spine/MathUtil.h>

using namespace spine;

RTTI_IMPL(PointAttachment, Attachment)

PointAttachment::PointAttachment(const String &name) : Attachment(name), _x(0), _y(0), _rotation(0) {
}

void PointAttachment::computeWorldPosition(Bone &bone, float &ox, float &oy) {
	bone.localToWorld(_x, _y, ox, oy);
}

float PointAttachment::computeWorldRotation(Bone &bone) {
	float cos = MathUtil::cosDeg(_rotation);
	float sin = MathUtil::sinDeg(_rotation);
	float ix = cos * bone._a + sin * bone._b;
	float iy = cos * bone._c + sin * bone._d;

	return MathUtil::atan2(iy, ix) * MathUtil::Rad_Deg;
}

float PointAttachment::getX() {
	return _x;
}

void PointAttachment::setX(float inValue) {
	_x = inValue;
}

float PointAttachment::getY() {
	return _y;
}

void PointAttachment::setY(float inValue) {
	_y = inValue;
}

float PointAttachment::getRotation() {
	return _rotation;
}

void PointAttachment::setRotation(float inValue) {
	_rotation = inValue;
}

Attachment* PointAttachment::copy() {
	PointAttachment* copy = new(__FILE__, __LINE__) PointAttachment(getName());
	copy->_x = _x;
	copy->_y = _y;
	copy->_rotation = _rotation;
	return copy;
}