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author | William Joye <wjoye@cfa.harvard.edu> | 2016-11-02 19:16:17 (GMT) |
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committer | William Joye <wjoye@cfa.harvard.edu> | 2016-11-02 19:16:17 (GMT) |
commit | 293057bdd882685f8ddad66bf77196a5853b08da (patch) | |
tree | 22c02c3808f490432f5f785c8bb665438169662b /ast/shiftmap.h | |
parent | 87f20cbc44f8f6b53c00c37f89bc134a1f4cf29e (diff) | |
parent | d26ed8388f100a12996c0b92a98040ef2ba7fa8e (diff) | |
download | blt-293057bdd882685f8ddad66bf77196a5853b08da.zip blt-293057bdd882685f8ddad66bf77196a5853b08da.tar.gz blt-293057bdd882685f8ddad66bf77196a5853b08da.tar.bz2 |
Merge commit 'd26ed8388f100a12996c0b92a98040ef2ba7fa8e' as 'ast'
Diffstat (limited to 'ast/shiftmap.h')
-rw-r--r-- | ast/shiftmap.h | 290 |
1 files changed, 290 insertions, 0 deletions
diff --git a/ast/shiftmap.h b/ast/shiftmap.h new file mode 100644 index 0000000..a9b1346 --- /dev/null +++ b/ast/shiftmap.h @@ -0,0 +1,290 @@ +#if !defined( SHIFTMAP_INCLUDED ) /* Include this file only once */ +#define SHIFTMAP_INCLUDED +/* +*+ +* Name: +* shiftmap.h + +* Type: +* C include file. + +* Purpose: +* Define the interface to the ShiftMap class. + +* Invocation: +* #include "shiftmap.h" + +* Description: +* This include file defines the interface to the ShiftMap class and +* provides the type definitions, function prototypes and macros, +* etc. needed to use this class. +* +* The ShiftMap class implements Mappings which shift each coordinate +* by a fixed amount. + +* Inheritance: +* The ShiftMap class inherits from the Mapping class. + +* Attributes Over-Ridden: +* None. + +* New Attributes Defined: +* None. + +* Methods Over-Ridden: +* Public: +* None. +* +* Protected: +* ClearAttrib +* Clear an attribute value for a ShiftMap. +* GetAttrib +* Get an attribute value for a ShiftMap. +* SetAttrib +* Set an attribute value for a ShiftMap. +* TestAttrib +* Test if an attribute value has been set for a ShiftMap. +* astMapMerge +* Simplify a sequence of Mappings containing a ShiftMap. +* astTransform +* Apply a ShiftMap to transform a set of points. + +* New Methods Defined: +* Public: +* None. +* +* Protected: +* None. + +* Other Class Functions: +* Public: +* astIsAShiftMap +* Test class membership. +* astShiftMap +* Create a ShiftMap. +* +* Protected: +* astCheckShiftMap +* Validate class membership. +* astInitShiftMap +* Initialise a ShiftMap. +* astInitShiftMapVtab +* Initialise the virtual function table for the ShiftMap class. +* astLoadShiftMap +* Load a ShiftMap. + +* Macros: +* None. + +* Type Definitions: +* Public: +* AstShiftMap +* ShiftMap object type. +* +* Protected: +* AstShiftMapVtab +* ShiftMap virtual function table type. + +* Feature Test Macros: +* astCLASS +* If the astCLASS macro is undefined, only public symbols are +* made available, otherwise protected symbols (for use in other +* class implementations) are defined. This macro also affects +* the reporting of error context information, which is only +* provided for external calls to the AST library. + +* Copyright: +* Copyright (C) 1997-2006 Council for the Central Laboratory of the +* Research Councils + +* Licence: +* This program is free software: you can redistribute it and/or +* modify it under the terms of the GNU Lesser General Public +* License as published by the Free Software Foundation, either +* version 3 of the License, or (at your option) any later +* version. +* +* This program is distributed in the hope that it will be useful, +* but WITHOUT ANY WARRANTY; without even the implied warranty of +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +* GNU Lesser General Public License for more details. +* +* You should have received a copy of the GNU Lesser General +* License along with this program. If not, see +* <http://www.gnu.org/licenses/>. + +* Authors: +* DSB: D.S. Berry (Starlink) + +* History: +* 14-AUG-2003 (DSB): +* Original version. +*- +*/ + +/* Include files. */ +/* ============== */ +/* Interface definitions. */ +/* ---------------------- */ +#include "mapping.h" /* Coordinate mappings (parent class) */ + +#if defined(astCLASS) /* Protected */ +#include "pointset.h" /* Sets of points/coordinates */ +#include "channel.h" /* I/O channels */ +#endif + +/* C header files. */ +/* --------------- */ +#if defined(astCLASS) /* Protected */ +#include <stddef.h> +#endif + +/* Macros */ +/* ====== */ + +/* Define a dummy __attribute__ macro for use on non-GNU compilers. */ +#ifndef __GNUC__ +# define __attribute__(x) /*NOTHING*/ +#endif + +/* Type Definitions. */ +/* ================= */ +/* ShiftMap structure. */ +/* ------------------ */ +/* This structure contains all information that is unique to each object in + the class (e.g. its instance variables). */ +typedef struct AstShiftMap { + +/* Attributes inherited from the parent class. */ + AstMapping mapping; /* Parent class structure */ + +/* Attributes specific to objects in this class. */ + double *shift; /* Pointer to array of shifts */ + +} AstShiftMap; + +/* Virtual function table. */ +/* ----------------------- */ +/* This table contains all information that is the same for all + objects in the class (e.g. pointers to its virtual functions). */ +#if defined(astCLASS) /* Protected */ +typedef struct AstShiftMapVtab { + +/* Properties (e.g. methods) inherited from the parent class. */ + AstMappingVtab mapping_vtab; /* Parent class virtual function table */ + +/* A Unique identifier to determine class membership. */ + AstClassIdentifier id; + +/* Properties (e.g. methods) specific to this class. */ + +} AstShiftMapVtab; + +#if defined(THREAD_SAFE) + +/* Define a structure holding all data items that are global within the + object.c file. */ + +typedef struct AstShiftMapGlobals { + AstShiftMapVtab Class_Vtab; + int Class_Init; +} AstShiftMapGlobals; + + +/* Thread-safe initialiser for all global data used by this module. */ +void astInitShiftMapGlobals_( AstShiftMapGlobals * ); + +#endif + + +#endif + +/* Function prototypes. */ +/* ==================== */ +/* Prototypes for standard class functions. */ +/* ---------------------------------------- */ +astPROTO_CHECK(ShiftMap) /* Check class membership */ +astPROTO_ISA(ShiftMap) /* Test class membership */ + +/* Constructor. */ +#if defined(astCLASS) /* Protected. */ +AstShiftMap *astShiftMap_( int, const double [], const char *, int *, ...); +#else +AstShiftMap *astShiftMapId_( int, const double [], const char *, ... )__attribute__((format(printf,3,4))); +#endif + +#if defined(astCLASS) /* Protected */ + +/* Initialiser. */ +AstShiftMap *astInitShiftMap_( void *, size_t, int, AstShiftMapVtab *, + const char *, int, const double *, int * ); + +/* Vtab initialiser. */ +void astInitShiftMapVtab_( AstShiftMapVtab *, const char *, int * ); + +/* Loader. */ +AstShiftMap *astLoadShiftMap_( void *, size_t, AstShiftMapVtab *, + const char *, AstChannel *, int * ); +#endif + +/* Prototypes for member functions. */ +/* -------------------------------- */ +# if defined(astCLASS) /* Protected */ +#endif + +/* Function interfaces. */ +/* ==================== */ +/* These macros are wrap-ups for the functions defined by this class + to make them easier to invoke (e.g. to avoid type mis-matches when + passing pointers to objects from derived classes). */ + +/* Interfaces to standard class functions. */ +/* --------------------------------------- */ +/* Some of these functions provide validation, so we cannot use them + to validate their own arguments. We must use a cast when passing + object pointers (so that they can accept objects from derived + classes). */ + +/* Check class membership. */ +#define astCheckShiftMap(this) astINVOKE_CHECK(ShiftMap,this,0) +#define astVerifyShiftMap(this) astINVOKE_CHECK(ShiftMap,this,1) + +/* Test class membership. */ +#define astIsAShiftMap(this) astINVOKE_ISA(ShiftMap,this) + +/* Constructor. */ +#if defined(astCLASS) /* Protected. */ +#define astShiftMap astINVOKE(F,astShiftMap_) +#else +#define astShiftMap astINVOKE(F,astShiftMapId_) +#endif + +#if defined(astCLASS) /* Protected */ + +/* Initialiser. */ +#define \ +astInitShiftMap(mem,size,init,vtab,name,ncoord,shift) \ +astINVOKE(O,astInitShiftMap_(mem,size,init,vtab,name,ncoord,shift,STATUS_PTR)) + +/* Vtab Initialiser. */ +#define astInitShiftMapVtab(vtab,name) astINVOKE(V,astInitShiftMapVtab_(vtab,name,STATUS_PTR)) +/* Loader. */ +#define astLoadShiftMap(mem,size,vtab,name,channel) \ +astINVOKE(O,astLoadShiftMap_(mem,size,vtab,name,astCheckChannel(channel),STATUS_PTR)) +#endif + +/* Interfaces to public member functions. */ +/* -------------------------------------- */ +/* Here we make use of astCheckShiftMap to validate ShiftMap pointers + before use. This provides a contextual error report if a pointer + to the wrong sort of Object is supplied. */ + +#if defined(astCLASS) /* Protected */ +#endif + +#endif + + + + + |