Sascha Haeberling | 8bddf8c | 2013-08-14 11:20:34 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | /* $Id: db_utilities_algebra.h,v 1.3 2011/06/17 14:03:31 mbansal Exp $ */ |
| 18 | |
| 19 | #ifndef DB_UTILITIES_ALGEBRA |
| 20 | #define DB_UTILITIES_ALGEBRA |
| 21 | |
| 22 | #include "db_utilities.h" |
| 23 | |
| 24 | |
| 25 | |
| 26 | /***************************************************************** |
| 27 | * Lean and mean begins here * |
| 28 | *****************************************************************/ |
| 29 | /*! |
| 30 | * \defgroup LMAlgebra (LM) Algebra utilities |
| 31 | */ |
| 32 | /*\{*/ |
| 33 | |
| 34 | inline void db_HomogenousNormalize3(double *x) |
| 35 | { |
| 36 | db_MultiplyScalar3(x,db_SafeSqrtReciprocal(db_SquareSum3(x))); |
| 37 | } |
| 38 | |
| 39 | /*\}*/ |
| 40 | |
| 41 | #endif /* DB_UTILITIES_ALGEBRA */ |