From d7e9d913730b96a83751863ad896648488296532 Mon Sep 17 00:00:00 2001 From: Tavian Barnes Date: Sat, 6 Nov 2010 16:57:33 -0400 Subject: Add pattern framework, impelement checker pattern. --- libdimension/dimension/pattern.h | 55 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 libdimension/dimension/pattern.h (limited to 'libdimension/dimension/pattern.h') diff --git a/libdimension/dimension/pattern.h b/libdimension/dimension/pattern.h new file mode 100644 index 0000000..6301372 --- /dev/null +++ b/libdimension/dimension/pattern.h @@ -0,0 +1,55 @@ +/************************************************************************* + * Copyright (C) 2009-2010 Tavian Barnes * + * * + * This file is part of The Dimension Library. * + * * + * The Dimension Library is free software; you can redistribute it and/ * + * or modify it under the terms of the GNU Lesser General Public License * + * as published by the Free Software Foundation; either version 3 of the * + * License, or (at your option) any later version. * + * * + * The Dimension Library 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 * + * Lesser General Public License for more details. * + * * + * You should have received a copy of the GNU Lesser General Public * + * License along with this program. If not, see * + * . * + *************************************************************************/ + +/* + * Patterns + */ + +#ifndef DIMENSION_PATTERN_H +#define DIMENSION_PATTERN_H + +/* Forward-declare dmnsn_pattern */ +typedef struct dmnsn_pattern dmnsn_pattern; + +/* Pattern callback */ +typedef double dmnsn_pattern_fn(const dmnsn_pattern *pattern, dmnsn_vector v); + +/* Generic pattern */ +struct dmnsn_pattern { + /* Callbacks */ + dmnsn_pattern_fn *pattern_fn; + dmnsn_free_fn *free_fn; + + /* Transformation matrix */ + dmnsn_matrix trans, trans_inv; + + /* Generic pointer */ + void *ptr; +}; + +dmnsn_pattern *dmnsn_new_pattern(void); +void dmnsn_delete_pattern(dmnsn_pattern *pattern); + +void dmnsn_pattern_init(dmnsn_pattern *pattern); + +/* Invoke the pattern callback with the right transformation */ +double dmnsn_pattern_value(const dmnsn_pattern *pattern, dmnsn_vector v); + +#endif /* DIMENSION_PATTERN_H */ -- cgit v1.2.3