src/swfc-interpolation.h

   1 /* swfc- Compiles swf code (.sc) files into .swf files.
   2
   3    Part of the swftools package.
   4
   5    Copyright (c) 2007 Huub Schaeks <huub@h-schaeks.speedlinq.nl>
   6    Copyright (c) 2007 Matthias Kramm <kramm@quiss.org>
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 2 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software
  20    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
  21
  22 #ifndef __EASE_H
  23 #define __EASE_H
  24
  25 typedef struct _interpolation {
  26         int function;
  27         float slope, speed, amplitude, growth, damping;
  28         int bounces;
  29 } interpolation_t;
  30
  31 enum {
  32         IF_LINEAR = 1,
  33         IF_QUAD_IN = 2,
  34         IF_QUAD_OUT = 3,
  35         IF_QUAD_IN_OUT = 4,
  36         IF_CUBIC_IN = 5,
  37         IF_CUBIC_OUT = 6,
  38         IF_CUBIC_IN_OUT = 7,
  39         IF_QUART_IN = 8,
  40         IF_QUART_OUT = 9,
  41         IF_QUART_IN_OUT = 10,
  42         IF_QUINT_IN = 11,
  43         IF_QUINT_OUT = 12,
  44         IF_QUINT_IN_OUT = 13,
  45         IF_CIRCLE_IN = 14,
  46         IF_CIRCLE_OUT = 15,
  47         IF_CIRCLE_IN_OUT = 16,
  48         IF_EXPONENTIAL_IN = 17,
  49         IF_EXPONENTIAL_OUT = 18,
  50         IF_EXPONENTIAL_IN_OUT = 19,
  51         IF_SINE_IN = 20,
  52         IF_SINE_OUT = 21,
  53         IF_SINE_IN_OUT = 22,
  54         IF_ELASTIC_IN = 23,
  55         IF_ELASTIC_OUT = 24,
  56         IF_ELASTIC_IN_OUT = 25,
  57         IF_BACK_IN = 26,
  58         IF_BACK_OUT = 27,
  59         IF_BACK_IN_OUT = 28,
  60         IF_BOUNCE_IN = 29,
  61         IF_BOUNCE_OUT = 30,
  62         IF_BOUNCE_IN_OUT = 31,
  63         IF_FAST_BOUNCE_IN = 32,
  64         IF_FAST_BOUNCE_OUT = 33,
  65         IF_FAST_BOUNCE_IN_OUT = 34
  66 };
  67
  68 float linear(float fraction, float start, float delta);
  69
  70 float quadIn(float fraction, float start, float delta, float slope);
  71 float quadOut(float fraction, float start, float delta, float slope);
  72 float quadInOut(float fraction, float start, float delta, float slope);
  73
  74 float cubicIn(float fraction, float start, float delta, float slope);
  75 float cubicOut(float fraction, float start, float delta, float slope);
  76 float cubicInOut(float fraction, float start, float delta, float slope);
  77
  78 float quartIn(float fraction, float start, float delta, float slope);
  79 float quartOut(float fraction, float start, float delta, float slope);
  80 float quartInOut(float fraction, float start, float delta, float slope);
  81
  82 float quintIn(float fraction, float start, float delta, float slope);
  83 float quintOut(float fraction, float start, float delta, float slope);
  84 float quintInOut(float fraction, float start, float delta, float slope);
  85
  86 float circleIn(float fraction, float start, float delta, float slope);
  87 float circleOut(float fraction, float start, float delta, float slope);
  88 float circleInOut(float fraction, float start, float delta, float slope);
  89
  90 float exponentialIn(float fraction, float start, float delta);
  91 float exponentialOut(float fraction, float start, float delta);
  92 float exponentialInOut(float fraction, float start, float delta);
  93
  94 float sineIn(float fraction, float start, float delta);
  95 float sineOut(float fraction, float start, float delta);
  96 float sineInOut(float fraction, float start, float delta);
  97
  98 float elasticIn(float fraction, float start, float delta, float amplitude, int bounces, float damping);
  99 float elasticOut(float fraction, float start, float delta, float amplitude, int bounces, float damping);
 100 float elasticInOut(float fraction, float start, float delta, float amplitude, int bounces, float damping);
 101
 102 float backIn(float fraction, float start, float delta, float speed);
 103 float backOut(float fraction, float start, float delta, float speed);
 104 float backInOut(float fraction, float start, float delta, float speed);
 105
 106 float bounceIn(float fraction, float start, float delta, int bounces, float growth, float damping);
 107 float bounceOut(float fraction, float start, float delta, int bounces, float growth, float damping);
 108 float bounceInOut(float fraction, float start, float delta, int bounces, float growth, float damping);
 109
 110 float fastBounceIn(float fraction, float start, float delta, int bounces, float growth, float damping);
 111 float fastBounceOut(float fraction, float start, float delta, int bounces, float growth, float damping);
 112 float fastBounceInOut(float fraction, float start, float delta, int bounces, float growth, float damping);
 113
 114 #endif