offapi/com/sun/star/rendering/InterpolationMode.idl

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  19 #ifndef __com_sun_star_rendering_InterpolationMode_idl__
  20 #define __com_sun_star_rendering_InterpolationMode_idl__
  21
  22 module com { module sun { module star { module rendering {
  23
  24 /** These constants specify the interpolation type for animation
  25     frames.<p>
  26
  27     With this constants, one specifies the way of interpolation that
  28     takes place between two consecutive frames of a discrete animation
  29     sequence.
  30
  31     @since OOo 2.0
  32  */
  33 constants InterpolationMode
  34 {
  35     /** Perform a nearest neighbor interpolation.<p>
  36
  37         That is, when interpolating between two values v0 and v1,
  38         positioned at t0 and t1, take the one which has the closest t
  39         coordinate.<p>
  40      */
  41     const byte NEAREST_NEIGHBOR=1;
  42
  43
  44     /** Perform a linear interpolation.<p>
  45
  46         That is, when interpolating at position t between two values
  47         v0 and v1, positioned at t0 and t1, take the sum of v0
  48         weighted with (t-t0) and v1 weighted with (t1-t).<p>
  49      */
  50     const byte LINEAR=2;
  51
  52
  53     /** Perform a cubic interpolation.<p>
  54
  55         That is, when interpolating at position t, take the four
  56         closest data points v0, v1, v2, and v3, fit a cubic curve
  57         through them, and take the interpolated value from this cubic
  58         curve.<p>
  59      */
  60     const byte CUBIC=3;
  61
  62
  63     /** Perform a cubic Bezier spline interpolation.<p>
  64
  65         That is, when interpolating at position t, take the three
  66         closest data points v0, v1, and v2, fit a cubic Bezier spline
  67         through them, and take the interpolated value from this cubic
  68         curve.<p>
  69      */
  70     const byte BEZIERSPLINE3=4;
  71
  72
  73     /** Perform a quadric Bezier spline interpolation.<p>
  74
  75         That is, when interpolating at position t, take the four
  76         closest data points v0, v1, v2, and v3, fit a quadric Bezier
  77         spline through them, and take the interpolated value from this
  78         quadric curve.<p>
  79      */
  80     const byte BEZIERSPLINE4=5;
  81 };
  82
  83 }; }; }; };
  84
  85 #endif
  86
  87 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */