- Qt 5.15
- Qt Core
- Easing Equations by Robert Penner
- Qt 5.15.18 Reference Documentation

# Easing Equations by Robert Penner

Used in Qt Core (QEasingCurve).

The sources can be found in work/qtbase-everywhere-src-5.15.18/src/3rdparty/easing/easing.cpp.

Project Homepage

     Copyright (c) 2001 Robert Penner

BSD 3-clause "New" or "Revised" License.

     Copyright (c) 2001 Robert Penner
     All rights reserved.

     Redistribution and use in source and binary forms, with or without modification,
     are permitted provided that the following conditions are met:

         * Redistributions of source code must retain the above copyright notice,
           this list of conditions and the following disclaimer.
         * Redistributions in binary form must reproduce the above copyright notice,
           this list of conditions and the following disclaimer in the documentation
           and/or other materials provided with the distribution.
         * Neither the name of the author nor the names of contributors may be used
           to endorse or promote products derived from this software without specific
           prior written permission.

     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
     ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 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.