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ios/cocos2d/cocos/editor-support/spine/PointAttachment.c 2.81 KB
520389e3   xiaoyu   接入cocos源码,编译未通过,继续修改
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  /******************************************************************************
   * Spine Runtimes Software License v2.5
   *
   * Copyright (c) 2013-2016, Esoteric Software
   * All rights reserved.
   *
   * You are granted a perpetual, non-exclusive, non-sublicensable, and
   * non-transferable license to use, install, execute, and perform the Spine
   * Runtimes software and derivative works solely for personal or internal
   * use. Without the written permission of Esoteric Software (see Section 2 of
   * the Spine Software License Agreement), you may not (a) modify, translate,
   * adapt, or develop new applications using the Spine Runtimes or otherwise
   * create derivative works or improvements of the Spine Runtimes or (b) remove,
   * delete, alter, or obscure any trademarks or any copyright, trademark, patent,
   * or other intellectual property or proprietary rights notices on or in the
   * Software, including any copy thereof. Redistributions in binary or source
   * form must include this license and terms.
   *
   * THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE "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 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 ON ANY THEORY OF LIABILITY, WHETHER
   * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   *****************************************************************************/
  
  #include <spine/PointAttachment.h>
  #include <spine/extension.h>
  
  void _spPointAttachment_dispose (spAttachment* attachment) {
  	spPathAttachment* self = SUB_CAST(spPathAttachment, attachment);
  
  	_spVertexAttachment_deinit(SUPER(self));
  
  	FREE(self);
  }
  
  spPointAttachment* spPointAttachment_create (const char* name) {
  	spPointAttachment* self = NEW(spPointAttachment);
  	_spVertexAttachment_init(SUPER(self));
  	_spAttachment_init(SUPER(SUPER(self)), name, SP_ATTACHMENT_POINT, _spPointAttachment_dispose);
  	return self;
  }
  
  void spPointAttachment_computeWorldPosition (spPointAttachment* self, spBone* bone, float* x, float* y) {
  	*x = self->x * bone->a + self->y * bone->b + bone->worldX;
  	*y = self->x * bone->c + self->y * bone->d + bone->worldY;
  }
  
  float spPointAttachment_computeWorldRotation (spPointAttachment* self, spBone* bone) {
  	float cosine, sine, x, y;
  	cosine = COS_DEG(self->rotation);
  	sine = SIN_DEG(self->rotation);
  	x = cosine * bone->a + sine * bone->b;
  	y = cosine * bone->c + sine * bone->d;
  	return ATAN2(y, x) * RAD_DEG;
  }