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path: root/interpolation.h
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 ```1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 ``` ``````/* Copyright (C) 1992-2009 Spotworks LLC This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ #ifndef interpolation_included #define interpolation_included #include "private.h" #define INTERP(x) do { result->x = 0.0; \ for (k = 0; k < ncp; k++) result->x += c[k] * cpi[k].x; } while(0) #define INTERI(x) do { double tt = 0.0; \ for (k = 0; k < ncp; k++) tt += c[k] * cpi[k].x; \ result->x = (int)rint(tt); } while(0) double adjust_percentage(double in); double motion_funcs(int funcnum, double timeval); double smoother(double t); double get_stagger_coef(double t, double stagger_prc, int num_xforms, int this_xform); double det_matrix(double s[2][2]); int id_matrix(double2 s[3]); int zero_matrix(double2 s[3]); void copy_matrix(double to[3][2], double from[3][2]); void clear_matrix(double2 m[3]); void sum_matrix(double s, const double2 m1[3], double2 m2[3]); void mult_matrix(double s1[2][2], double s2[2][2], double d[2][2]); int compare_xforms(const void *av, const void *bv); #if 0 void interpolate_cmap(flam3_palette cmap, double blend, int index0, double hue0, int index1, double hue1, randctx * const); #endif void interp_and_convert_back(double *c, int ncps, int xfi, double cxang[4][2], double cxmag[4][2], double cxtrn[4][2],double store_array[3][2]); void convert_linear_to_polar(flam3_genome *cp, int ncps, int xfi, int cflag, double cxang[4][2], double cxmag[4][2], double cxtrn[4][2]); void interpolate_catmull_rom(flam3_genome cps[], double t, flam3_genome *result); void flam3_interpolate_n(flam3_genome *result, int ncp, flam3_genome *cpi, double *c, double stagger); void establish_asymmetric_refangles(flam3_genome *cp, int ncps); void flam3_align(flam3_genome *dst, flam3_genome *src, int nsrc); #endif ``````