1 /* vim: set ts=8 sw=8 noexpandtab: */ 2 // qcms 3 // Copyright (C) 2009 Mozilla Foundation 4 // Copyright (C) 1998-2007 Marti Maria 5 // 6 // Permission is hereby granted, free of charge, to any person obtaining 7 // a copy of this software and associated documentation files (the "Software"), 8 // to deal in the Software without restriction, including without limitation 9 // the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 // and/or sell copies of the Software, and to permit persons to whom the Software 11 // is furnished to do so, subject to the following conditions: 12 // 13 // The above copyright notice and this permission notice shall be included in 14 // all copies or substantial portions of the Software. 15 // 16 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 17 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO 18 // THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 19 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 20 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 21 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 22 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23 24 #ifndef _QCMS_MATRIX_H 25 #define _QCMS_MATRIX_H 26 27 struct vector { 28 float v[3]; 29 }; 30 31 struct vector matrix_eval(struct matrix mat, struct vector v); 32 float matrix_det(struct matrix mat); 33 struct matrix matrix_identity(void); 34 struct matrix matrix_multiply(struct matrix a, struct matrix b); 35 struct matrix matrix_invert(struct matrix mat); 36 37 struct matrix matrix_invalid(void); 38 39 #endif 40
