The Android Open Source Project | 30957f5 | 2008-10-21 07:00:00 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2008 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 | #ifndef bts_INT16MAT2D_EM_H |
| 18 | #define bts_INT16MAT2D_EM_H |
| 19 | |
| 20 | /* ---- includes ----------------------------------------------------------- */ |
| 21 | |
| 22 | #include "b_BasicEm/Basic.h" |
| 23 | #include "b_BasicEm/Phase.h" |
| 24 | #include "b_TensorEm/Int16Vec2D.h" |
| 25 | |
| 26 | /* ---- related objects --------------------------------------------------- */ |
| 27 | |
| 28 | /* ---- typedefs ----------------------------------------------------------- */ |
| 29 | |
| 30 | /* ---- constants ---------------------------------------------------------- */ |
| 31 | |
| 32 | /* ---- object definition -------------------------------------------------- */ |
| 33 | |
| 34 | /** 2d matrix */ |
| 35 | struct bts_Int16Mat2D |
| 36 | { |
| 37 | |
| 38 | /* ---- private data --------------------------------------------------- */ |
| 39 | |
| 40 | /* ---- public data ---------------------------------------------------- */ |
| 41 | |
| 42 | /** xx component */ |
| 43 | int16 xxE; |
| 44 | |
| 45 | /** xy component */ |
| 46 | int16 xyE; |
| 47 | |
| 48 | /** yx component */ |
| 49 | int16 yxE; |
| 50 | |
| 51 | /** yy component */ |
| 52 | int16 yyE; |
| 53 | |
| 54 | /** fixed point position */ |
| 55 | int16 bbpE; |
| 56 | }; |
| 57 | |
| 58 | /* ---- associated objects ------------------------------------------------- */ |
| 59 | |
| 60 | /* ---- external functions ------------------------------------------------- */ |
| 61 | |
| 62 | /* ---- \ghd{ constructor/destructor } ------------------------------------- */ |
| 63 | |
| 64 | /* ---- \ghd{ operators } -------------------------------------------------- */ |
| 65 | |
| 66 | /* ---- \ghd{ query functions } -------------------------------------------- */ |
| 67 | |
| 68 | /* ---- \ghd{ modify functions } ------------------------------------------- */ |
| 69 | |
| 70 | /* ---- \ghd{ memory I/O } ------------------------------------------------- */ |
| 71 | |
| 72 | /* ---- \ghd{ exec functions } --------------------------------------------- */ |
| 73 | |
| 74 | /** creates identity matrix */ |
| 75 | struct bts_Int16Mat2D bts_Int16Mat2D_createIdentity( void ); |
| 76 | |
| 77 | /** creates rotation matrix */ |
| 78 | struct bts_Int16Mat2D bts_Int16Mat2D_createRotation( phase16 angleA ); |
| 79 | |
| 80 | /** creates rigid matrix (scale & rotation) */ |
| 81 | struct bts_Int16Mat2D bts_Int16Mat2D_createRigid( phase16 angleA, struct flt16 scaleA ); |
| 82 | |
| 83 | /** scales matrix by a factor */ |
| 84 | void bts_Int16Mat2D_scale( struct bts_Int16Mat2D* ptrA, struct flt16 scaleA ); |
| 85 | |
| 86 | /** multiplies matrix with vecA; returns resulting vector */ |
| 87 | struct bts_Int16Vec2D bts_Int16Mat2D_map( const struct bts_Int16Mat2D* matPtrA, |
| 88 | const struct bts_Int16Vec2D* vecPtrA ); |
| 89 | |
| 90 | /** multiplies matrix with matA; returns resulting matrix */ |
| 91 | struct bts_Int16Mat2D bts_Int16Mat2D_mul( const struct bts_Int16Mat2D* mat1PtrA, |
| 92 | const struct bts_Int16Mat2D* mat2PtrA ); |
| 93 | |
| 94 | #endif /* bts_INT16MAT2D_EM_H */ |
| 95 | |