Low level support and scene.h structs parsing

[guile-assimp.git] / src / low-level.scm

diff --git a/src/low-level.scm b/src/low-level.scm
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+++ b/src/low-level.scm
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+;;; guile-assimp, foreign interface to libassimp
+;;; Copyright (C) 2014 by Javier Sancho Fernandez <jsf at jsancho dot org>
+;;;
+;;; 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/>.
+
+
+(define-module (assimp low-level)
+  #:use-module (system foreign))
+
+
+(define-syntax define-struct-parser
+  (lambda (x)
+    (syntax-case x ()
+      ((_ name (field type) ...)
+       (with-syntax (((field-name ...) (map car #'((field type) ...)))
+                    ((field-type ...) (map cadr #'((field type) ...))))
+         #'(define (name pointer)
+            (map cons
+                 '(field-name ...)
+                 (parse-c-struct pointer (list field-type ...)))))))))
+
+(export define-struct-parser)