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POPAnimationPrivate.h

POPAnimationPrivate.h 802 B
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  1. /**
    2. 

  2.  Copyright (c) 2014-present, Facebook, Inc.
    3. 

  3.  All rights reserved.
    4. 

  4.  
    5. 

  5.  This source code is licensed under the BSD-style license found in the
    6. 

  6.  LICENSE file in the root directory of this source tree. An additional grant
    7. 

  7.  of patent rights can be found in the PATENTS file in the same directory.
    8. 

  8.  */
    9. 

  9. 

  10. //#import <pop/POPAnimation.h>
    11. 

  11. #import "POPAnimation.h"
    12. 

  12. #define POP_ANIMATION_FRICTION_FOR_QC_FRICTION(qcFriction) (25.0 + (((qcFriction - 8.0) / 2.0) * (25.0 - 19.0)))
    13. 

  13. #define POP_ANIMATION_TENSION_FOR_QC_TENSION(qcTension) (194.0 + (((qcTension - 30.0) / 50.0) * (375.0 - 194.0)))
    14. 

  14. 

  15. #define QC_FRICTION_FOR_POP_ANIMATION_FRICTION(fbFriction) (8.0 + 2.0 * ((fbFriction - 25.0)/(25.0 - 19.0)))
    16. 

  16. #define QC_TENSION_FOR_POP_ANIMATION_TENSION(fbTension) (30.0 + 50.0 * ((fbTension - 194.0)/(375.0 - 194.0)))
    17.