/*
* Copyright (C) 2008 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef bts_SUB_VEC_MAP_EM_H
#define bts_SUB_VEC_MAP_EM_H
/* ---- includes ----------------------------------------------------------- */
#include "b_BasicEm/Context.h"
#include "b_BasicEm/Basic.h"
#include "b_BasicEm/MemTbl.h"
#include "b_TensorEm/VectorMap.h"
/* ---- related objects --------------------------------------------------- */
/* ---- typedefs ----------------------------------------------------------- */
/* ---- constants ---------------------------------------------------------- */
/** data format version number */
#define bts_SUB_VEC_MAP_VERSION 100
/* ---- object definition -------------------------------------------------- */
/** extracts a section from the input vector and returns it as sub-vector */
struct bts_SubVecMap
{
/* ---- public data ---------------------------------------------------- */
/** base element (must be first element) */
struct bts_VectorMap baseE;
/* ---- private data --------------------------------------------------- */
/** vector offset */
int32 offsetE;
/** vector size (-1: size = input size - offsetE) */
int32 sizeE;
/* ---- public data ---------------------------------------------------- */
};
/* ---- associated objects ------------------------------------------------- */
/* ---- external functions ------------------------------------------------- */
/* ---- \ghd{ constructor/destructor } ------------------------------------- */
/** initializes bts_SubVecMap */
void bts_SubVecMap_init( struct bbs_Context* cpA,
struct bts_SubVecMap* ptrA );
/** resets bts_SubVecMap */
void bts_SubVecMap_exit( struct bbs_Context* cpA,
struct bts_SubVecMap* ptrA );
/* ---- \ghd{ operators } -------------------------------------------------- */
/** copy operator */
void bts_SubVecMap_copy( struct bbs_Context* cpA,
struct bts_SubVecMap* ptrA,
const struct bts_SubVecMap* srcPtrA );
/** equal operator */
flag bts_SubVecMap_equal( struct bbs_Context* cpA,
const struct bts_SubVecMap* ptrA,
const struct bts_SubVecMap* srcPtrA );
/* ---- \ghd{ query functions } -------------------------------------------- */
/* ---- \ghd{ modify functions } ------------------------------------------- */
/* ---- \ghd{ memory I/O } ------------------------------------------------- */
/** word size (16-bit) object needs when written to memory */
uint32 bts_SubVecMap_memSize( struct bbs_Context* cpA,
const struct bts_SubVecMap* ptrA );
/** writes object to memory; returns number of words (16-bit) written */
uint32 bts_SubVecMap_memWrite( struct bbs_Context* cpA,
const struct bts_SubVecMap* ptrA, uint16* memPtrA );
/** reads object from memory; returns number of words (16-bit) read */
uint32 bts_SubVecMap_memRead( struct bbs_Context* cpA,
struct bts_SubVecMap* ptrA,
const uint16* memPtrA,
struct bbs_MemTbl* mtpA );
/* ---- \ghd{ exec functions } --------------------------------------------- */
/** Vector map operation.
* Maps vector inVec to outVec (overflow-safe)
* Memory areas of vectors may not overlap
*/
void bts_SubVecMap_map( struct bbs_Context* cpA,
const struct bts_VectorMap* ptrA,
const struct bts_Flt16Vec* inVecPtrA,
struct bts_Flt16Vec* outVecPtrA );
#endif /* bts_SUB_VEC_MAP_EM_H */