1*d1766043SAndrew Rist/************************************************************** 2cdf0e10cSrcweir * 3*d1766043SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4*d1766043SAndrew Rist * or more contributor license agreements. See the NOTICE file 5*d1766043SAndrew Rist * distributed with this work for additional information 6*d1766043SAndrew Rist * regarding copyright ownership. The ASF licenses this file 7*d1766043SAndrew Rist * to you under the Apache License, Version 2.0 (the 8*d1766043SAndrew Rist * "License"); you may not use this file except in compliance 9*d1766043SAndrew Rist * with the License. You may obtain a copy of the License at 10cdf0e10cSrcweir * 11*d1766043SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12cdf0e10cSrcweir * 13*d1766043SAndrew Rist * Unless required by applicable law or agreed to in writing, 14*d1766043SAndrew Rist * software distributed under the License is distributed on an 15*d1766043SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*d1766043SAndrew Rist * KIND, either express or implied. See the License for the 17*d1766043SAndrew Rist * specific language governing permissions and limitations 18*d1766043SAndrew Rist * under the License. 19cdf0e10cSrcweir * 20*d1766043SAndrew Rist *************************************************************/ 21*d1766043SAndrew Rist 22*d1766043SAndrew Rist 23cdf0e10cSrcweir#ifndef __com_sun_star_rendering_InterpolationMode_idl__ 24cdf0e10cSrcweir#define __com_sun_star_rendering_InterpolationMode_idl__ 25cdf0e10cSrcweir 26cdf0e10cSrcweirmodule com { module sun { module star { module rendering { 27cdf0e10cSrcweir 28cdf0e10cSrcweir/** These constants specify the interpolation type for animation 29cdf0e10cSrcweir frames.<p> 30cdf0e10cSrcweir 31cdf0e10cSrcweir With this constants, one specifies the way of interpolation that 32cdf0e10cSrcweir takes place between two consecutive frames of a discrete animation 33cdf0e10cSrcweir sequence. 34cdf0e10cSrcweir 35cdf0e10cSrcweir @since OOo 2.0 36cdf0e10cSrcweir */ 37cdf0e10cSrcweirconstants InterpolationMode 38cdf0e10cSrcweir{ 39cdf0e10cSrcweir /** Perform a nearest neighbor interpolation.<p> 40cdf0e10cSrcweir 41cdf0e10cSrcweir That is, when interpolating between two values v0 and v1, 42cdf0e10cSrcweir positioned at t0 and t1, take the one which has the closest t 43cdf0e10cSrcweir coordinate.<p> 44cdf0e10cSrcweir */ 45cdf0e10cSrcweir const byte NEAREST_NEIGHBOR=1; 46cdf0e10cSrcweir 47cdf0e10cSrcweir //------------------------------------------------------------------------- 48cdf0e10cSrcweir 49cdf0e10cSrcweir /** Perform a linear interpolation.<p> 50cdf0e10cSrcweir 51cdf0e10cSrcweir That is, when interpolating at position t between two values 52cdf0e10cSrcweir v0 and v1, positioned at t0 and t1, take the sum of v0 53cdf0e10cSrcweir weighted with (t-t0) and v1 weighted with (t1-t).<p> 54cdf0e10cSrcweir */ 55cdf0e10cSrcweir const byte LINEAR=2; 56cdf0e10cSrcweir 57cdf0e10cSrcweir //------------------------------------------------------------------------- 58cdf0e10cSrcweir 59cdf0e10cSrcweir /** Perform a cubic interpolation.<p> 60cdf0e10cSrcweir 61cdf0e10cSrcweir That is, when interpolating at position t, take the four 62cdf0e10cSrcweir closest data points v0, v1, v2, and v3, fit a cubic curve 63cdf0e10cSrcweir through them, and take the interpolated value from this cubic 64cdf0e10cSrcweir curve.<p> 65cdf0e10cSrcweir */ 66cdf0e10cSrcweir const byte CUBIC=3; 67cdf0e10cSrcweir 68cdf0e10cSrcweir //------------------------------------------------------------------------- 69cdf0e10cSrcweir 70cdf0e10cSrcweir /** Perform a cubic bezier spline interpolation.<p> 71cdf0e10cSrcweir 72cdf0e10cSrcweir That is, when interpolating at position t, take the three 73cdf0e10cSrcweir closest data points v0, v1, and v2, fit a cubic bezier spline 74cdf0e10cSrcweir through them, and take the interpolated value from this cubic 75cdf0e10cSrcweir curve.<p> 76cdf0e10cSrcweir */ 77cdf0e10cSrcweir const byte BEZIERSPLINE3=4; 78cdf0e10cSrcweir 79cdf0e10cSrcweir //------------------------------------------------------------------------- 80cdf0e10cSrcweir 81cdf0e10cSrcweir /** Perform a quadric bezier spline interpolation.<p> 82cdf0e10cSrcweir 83cdf0e10cSrcweir That is, when interpolating at position t, take the four 84cdf0e10cSrcweir closest data points v0, v1, v2, and v3, fit a quadric bezier 85cdf0e10cSrcweir spline through them, and take the interpolated value from this 86cdf0e10cSrcweir quadric curve.<p> 87cdf0e10cSrcweir */ 88cdf0e10cSrcweir const byte BEZIERSPLINE4=5; 89cdf0e10cSrcweir}; 90cdf0e10cSrcweir 91cdf0e10cSrcweir}; }; }; }; 92cdf0e10cSrcweir 93cdf0e10cSrcweir#endif 94