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 /* ---- includes ----------------------------------------------------------- */
18
19 #include "b_BasicEm/Functions.h"
20 #include "b_BasicEm/Math.h"
21 #include "b_TensorEm/Alt.h"
22
23 /* ------------------------------------------------------------------------- */
24
25 /* ========================================================================= */
26 /* */
27 /* ---- \ghd{ auxiliary functions } ---------------------------------------- */
28 /* */
29 /* ========================================================================= */
30
31 /* ------------------------------------------------------------------------- */
32
33 /* ========================================================================= */
34 /* */
35 /* ---- \ghd{ constructor / destructor } ----------------------------------- */
36 /* */
37 /* ========================================================================= */
38
39 /* ------------------------------------------------------------------------- */
40
bts_Alt_init(struct bbs_Context * cpA,struct bts_Alt * ptrA)41 void bts_Alt_init( struct bbs_Context* cpA,
42 struct bts_Alt* ptrA )
43 {
44 bts_VectorMap_init( cpA, &ptrA->baseE );
45 ptrA->baseE.typeE = ( uint32 )bts_VM_ALT;
46 ptrA->baseE.vpMapE = bts_Alt_map;
47
48 bts_CompactAlt_init( cpA, &ptrA->altE );
49 }
50
51 /* ------------------------------------------------------------------------- */
52
bts_Alt_exit(struct bbs_Context * cpA,struct bts_Alt * ptrA)53 void bts_Alt_exit( struct bbs_Context* cpA,
54 struct bts_Alt* ptrA )
55 {
56 bts_CompactAlt_exit( cpA, &ptrA->altE );
57
58 bts_VectorMap_exit( cpA, &ptrA->baseE );
59 }
60
61 /* ------------------------------------------------------------------------- */
62
63 /* ========================================================================= */
64 /* */
65 /* ---- \ghd{ operators } -------------------------------------------------- */
66 /* */
67 /* ========================================================================= */
68
69 /* ------------------------------------------------------------------------- */
70
bts_Alt_copy(struct bbs_Context * cpA,struct bts_Alt * ptrA,const struct bts_Alt * srcPtrA)71 void bts_Alt_copy( struct bbs_Context* cpA,
72 struct bts_Alt* ptrA,
73 const struct bts_Alt* srcPtrA )
74 {
75 bts_CompactAlt_copy( cpA, &ptrA->altE, &srcPtrA->altE );
76 }
77
78 /* ------------------------------------------------------------------------- */
79
bts_Alt_equal(struct bbs_Context * cpA,const struct bts_Alt * ptrA,const struct bts_Alt * srcPtrA)80 flag bts_Alt_equal( struct bbs_Context* cpA,
81 const struct bts_Alt* ptrA,
82 const struct bts_Alt* srcPtrA )
83 {
84 bbs_ERROR0( "bts_Alt_equal:\n Function is not available" );
85 return FALSE;
86 }
87
88 /* ------------------------------------------------------------------------- */
89
90 /* ========================================================================= */
91 /* */
92 /* ---- \ghd{ query functions } -------------------------------------------- */
93 /* */
94 /* ========================================================================= */
95
96 /* ------------------------------------------------------------------------- */
97
98 /* ========================================================================= */
99 /* */
100 /* ---- \ghd{ modify functions } ------------------------------------------- */
101 /* */
102 /* ========================================================================= */
103
104 /* ------------------------------------------------------------------------- */
105
106 /* ========================================================================= */
107 /* */
108 /* ---- \ghd{ I/O } -------------------------------------------------------- */
109 /* */
110 /* ========================================================================= */
111
112 /* ------------------------------------------------------------------------- */
113
bts_Alt_memSize(struct bbs_Context * cpA,const struct bts_Alt * ptrA)114 uint32 bts_Alt_memSize( struct bbs_Context* cpA,
115 const struct bts_Alt* ptrA )
116 {
117 uint32 memSizeL = bbs_SIZEOF16( uint32 ) +
118 bbs_SIZEOF16( uint32 ); /* version */
119 memSizeL += bts_VectorMap_memSize( cpA, &ptrA->baseE );
120 memSizeL += bts_CompactAlt_memSize( cpA, &ptrA->altE );
121 return memSizeL;
122 }
123
124 /* ------------------------------------------------------------------------- */
125
bts_Alt_memWrite(struct bbs_Context * cpA,const struct bts_Alt * ptrA,uint16 * memPtrA)126 uint32 bts_Alt_memWrite( struct bbs_Context* cpA,
127 const struct bts_Alt* ptrA,
128 uint16* memPtrA )
129 {
130 uint32 memSizeL = bts_Alt_memSize( cpA, ptrA );
131 memPtrA += bbs_memWrite32( &memSizeL, memPtrA );
132 memPtrA += bbs_memWriteUInt32( bts_ALT_VERSION, memPtrA );
133 memPtrA += bts_VectorMap_memWrite( cpA, &ptrA->baseE, memPtrA );
134 memPtrA += bts_CompactAlt_memWrite( cpA, &ptrA->altE, memPtrA );
135 return memSizeL;
136 }
137
138 /* ------------------------------------------------------------------------- */
139
bts_Alt_memRead(struct bbs_Context * cpA,struct bts_Alt * ptrA,const uint16 * memPtrA,struct bbs_MemTbl * mtpA)140 uint32 bts_Alt_memRead( struct bbs_Context* cpA,
141 struct bts_Alt* ptrA,
142 const uint16* memPtrA,
143 struct bbs_MemTbl* mtpA )
144 {
145 uint32 memSizeL, versionL;
146 struct bbs_MemTbl memTblL = *mtpA;
147 struct bbs_MemSeg* espL = bbs_MemTbl_segPtr( cpA, &memTblL, 0 );
148
149 if( bbs_Context_error( cpA ) ) return 0;
150 memPtrA += bbs_memRead32( &memSizeL, memPtrA );
151 memPtrA += bbs_memReadVersion32( cpA, &versionL, bts_ALT_VERSION, memPtrA );
152 memPtrA += bts_VectorMap_memRead( cpA, &ptrA->baseE, memPtrA );
153 memPtrA += bts_CompactAlt_memRead( cpA, &ptrA->altE, memPtrA, espL );
154
155 if( memSizeL != bts_Alt_memSize( cpA, ptrA ) )
156 {
157 bbs_ERR0( bbs_ERR_CORRUPT_DATA, "uint32 bts_Alt_memRead( struct bem_ScanGradientMove* ptrA, const uint16* memPtrA ):\n"
158 "size mismatch" );
159 return 0;
160 }
161
162 return memSizeL;
163 }
164
165 /* ------------------------------------------------------------------------- */
166
167 /* ========================================================================= */
168 /* */
169 /* ---- \ghd{ exec functions } --------------------------------------------- */
170 /* */
171 /* ========================================================================= */
172
173 /* ------------------------------------------------------------------------- */
174
bts_Alt_map(struct bbs_Context * cpA,const struct bts_VectorMap * ptrA,const struct bts_Flt16Vec * inVecPtrA,struct bts_Flt16Vec * outVecPtrA)175 void bts_Alt_map( struct bbs_Context* cpA,
176 const struct bts_VectorMap* ptrA,
177 const struct bts_Flt16Vec* inVecPtrA,
178 struct bts_Flt16Vec* outVecPtrA )
179 {
180 bbs_DEF_fNameL( "bts_Alt_map" )
181 const struct bts_Alt* ptrL = ( const struct bts_Alt* )ptrA;
182
183 if( inVecPtrA->arrE.sizeE != ptrL->altE.matE.widthE )
184 {
185 bbs_ERROR1( "%s:\ninput vector has incorrect size", fNameL );
186 return;
187 }
188
189 if( outVecPtrA->arrE.allocatedSizeE < ptrL->altE.matE.heightE )
190 {
191 bbs_ERROR1( "%s:\noutput vector is insufficiently allocated", fNameL );
192 return;
193 }
194
195 bts_Flt16Vec_size( cpA, outVecPtrA, ptrL->altE.matE.heightE );
196
197 bts_CompactAlt_map( cpA, &ptrL->altE, inVecPtrA->arrE.arrPtrE, inVecPtrA->expE, outVecPtrA->arrE.arrPtrE, &outVecPtrA->expE );
198
199 bts_Flt16Vec_maximizeMantisse( cpA, outVecPtrA );
200 }
201
202 /* ------------------------------------------------------------------------- */
203
204 /* ========================================================================= */
205
206