1 files changed, 82 insertions, 0 deletions
diff --git a/include/gutenprint/curve-cache.h b/include/gutenprint/curve-cache.h
new file mode 100644
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+++ b/include/gutenprint/curve-cache.h
@@ -0,0 +1,82 @@
+/*
+ * "$Id: curve-cache.h,v 1.1 2004/09/17 18:38:01 rleigh Exp $"
+ *
+ *   Gimp-Print color management module - traditional Gimp-Print algorithm.
+ *
+ *   Copyright 1997-2000 Michael Sweet (mike@easysw.com) and
+ *	Robert Krawitz (rlk@alum.mit.edu)
+ *
+ *   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 2 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, write to the Free Software
+ *   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+/**
+ * @file gutenprint/curve-cache.h
+ * @brief Curve caching functions.
+ */
+
+/*
+ * This file must include only standard C header files.  The core code must
+ * compile on generic platforms that don't support glib, gimp, gtk, etc.
+ */
+
+#ifndef GUTENPRINT_CURVE_CACHE_H
+#define GUTENPRINT_CURVE_CACHE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <gutenprint/curve.h>
+
+typedef struct
+{
+  stp_curve_t *curve;
+  const double *d_cache;
+  const unsigned short *s_cache;
+  size_t count;
+} stp_cached_curve_t;
+
+extern void stp_curve_free_curve_cache(stp_cached_curve_t *cache);
+
+extern void stp_curve_cache_curve_data(stp_cached_curve_t *cache);
+
+extern stp_curve_t *stp_curve_cache_get_curve(stp_cached_curve_t *cache);
+
+extern void stp_curve_cache_curve_invalidate(stp_cached_curve_t *cache);
+
+extern void stp_curve_cache_set_curve(stp_cached_curve_t *cache,
+				      stp_curve_t *curve);
+
+extern void stp_curve_cache_set_curve_copy(stp_cached_curve_t *cache,
+					   const stp_curve_t *curve);
+
+extern const size_t stp_curve_cache_get_count(stp_cached_curve_t *cache);
+
+extern const unsigned short *stp_curve_cache_get_ushort_data(stp_cached_curve_t *cache);
+
+extern const double *stp_curve_cache_get_double_data(stp_cached_curve_t *cache);
+
+extern void stp_curve_cache_copy(stp_cached_curve_t *dest,
+				 const stp_cached_curve_t *src);
+
+#define CURVE_CACHE_FAST_USHORT(cache) ((cache)->s_cache)
+#define CURVE_CACHE_FAST_DOUBLE(cache) ((cache)->d_cache)
+#define CURVE_CACHE_FAST_COUNT(cache) ((cache)->count)
+
+#ifdef __cplusplus
+  }
+#endif
+
+#endif /* GUTENPRINT_CURVE_CACHE_H */