1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/qcms/matrix.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,39 @@
1.4 +/* vim: set ts=8 sw=8 noexpandtab: */
1.5 +// qcms
1.6 +// Copyright (C) 2009 Mozilla Foundation
1.7 +// Copyright (C) 1998-2007 Marti Maria
1.8 +//
1.9 +// Permission is hereby granted, free of charge, to any person obtaining
1.10 +// a copy of this software and associated documentation files (the "Software"),
1.11 +// to deal in the Software without restriction, including without limitation
1.12 +// the rights to use, copy, modify, merge, publish, distribute, sublicense,
1.13 +// and/or sell copies of the Software, and to permit persons to whom the Software
1.14 +// is furnished to do so, subject to the following conditions:
1.15 +//
1.16 +// The above copyright notice and this permission notice shall be included in
1.17 +// all copies or substantial portions of the Software.
1.18 +//
1.19 +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
1.20 +// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO
1.21 +// THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
1.22 +// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
1.23 +// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
1.24 +// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
1.25 +// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
1.26 +
1.27 +#ifndef _QCMS_MATRIX_H
1.28 +#define _QCMS_MATRIX_H
1.29 +
1.30 +struct vector {
1.31 + float v[3];
1.32 +};
1.33 +
1.34 +struct vector matrix_eval(struct matrix mat, struct vector v);
1.35 +float matrix_det(struct matrix mat);
1.36 +struct matrix matrix_identity(void);
1.37 +struct matrix matrix_multiply(struct matrix a, struct matrix b);
1.38 +struct matrix matrix_invert(struct matrix mat);
1.39 +
1.40 +struct matrix matrix_invalid(void);
1.41 +
1.42 +#endif
