1 files changed, 44 insertions, 0 deletions
diff --git a/filters.h b/filters.h
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+++ b/filters.h
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+/*
+    FLAM3 - cosmic recursive fractal flames
+    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 <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef filters_included
+#define filters_included
+
+#include "private.h"
+
+#define DE_THRESH   100
+
+typedef struct {
+   int max_filtered_counts;
+   int max_filter_index;
+   int kernel_size;
+   double *filter_widths;
+   double *filter_coefs;
+} flam3_de_helper;
+
+extern double flam3_spatial_support[flam3_num_spatialfilters];
+
+double flam3_spatial_filter(int knum, double x);
+int flam3_create_spatial_filter(flam3_frame *spec, int field, double **filter);
+flam3_de_helper flam3_create_de_filters(double max_rad, double min_rad, double curve, int ss);
+double flam3_create_temporal_filter(int numsteps, int filter_type, double filter_exp, double filter_width,
+                                    double **temporal_filter, double **temporal_deltas);
+ 
+#endif
+
+