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ext_obex_util.h
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ext_obex_util.h
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/*
* obex_util.h
*
* Copyright 2006 Cycling '74. All rights reserved.
*
*/
#ifndef _EXT_OBEX_UTIL_H_
#define _EXT_OBEX_UTIL_H_
BEGIN_USING_C_LINKAGE
// symbol macros which may be swapped to use common symbol pointers for performance
#ifndef USESYM
#define USESYM(x) gensym(#x)
//#define USESYM(x) _sym_##x
#endif
// macros for attributes
// class attributes are almost universally attr_offset, except for class static attributes
/**
Create a char attribute and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
*/
#define CLASS_ATTR_CHAR(c,attrname,flags,structname,structmember) \
class_addattr((c),attr_offset_new(attrname,USESYM(char),(flags),(method)0L,(method)0L,calcoffset(structname,structmember)))
/**
Create a long integer attribute and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
*/
#define CLASS_ATTR_LONG(c,attrname,flags,structname,structmember) \
{ \
C74_STATIC_ASSERT(structmembersize(structname,structmember)==sizeof(long), "structmember must be long type"); \
class_addattr((c),attr_offset_new(attrname,USESYM(long),(flags),(method)0L,(method)0L,calcoffset(structname,structmember))); \
}
/**
Create a t_atom_long integer attribute and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
*/
#define CLASS_ATTR_ATOM_LONG(c,attrname,flags,structname,structmember) \
{ \
C74_STATIC_ASSERT(structmembersize(structname,structmember)==sizeof(t_atom_long), "structmember must be t_atom_long type"); \
class_addattr((c),attr_offset_new(attrname,USESYM(atom_long),(flags),(method)0L,(method)0L,calcoffset(structname,structmember))); \
}
// “int32” attribute types are not supported for user facing attributes
#define CLASS_ATTR_INT32(c,attrname,flags,structname,structmember) \
{ \
C74_STATIC_ASSERT(structmembersize(structname,structmember)==sizeof(t_int32), "structmember must be t_int32 type"); \
class_addattr((c),attr_offset_new(attrname,USESYM(int32),(flags),(method)0L,(method)0L,calcoffset(structname,structmember))); \
}
#define CLASS_ATTR_FILEPATH(c,attrname,flags,structname,structmember) \
{ \
C74_STATIC_ASSERT(structmembersize(structname,structmember)==sizeof(t_filepath), "structmember must be t_filepath type"); \
class_addattr((c),attr_offset_new(attrname,USESYM(filepath),(flags),(method)0L,(method)0L,calcoffset(structname,structmember))); \
}
/**
Create a 32-bit float attribute and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
*/
#define CLASS_ATTR_FLOAT(c,attrname,flags,structname,structmember) \
class_addattr((c),attr_offset_new(attrname,USESYM(float32),(flags),(method)0L,(method)0L,calcoffset(structname,structmember)))
/**
Create a 64-bit float attribute and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
*/
#define CLASS_ATTR_DOUBLE(c,attrname,flags,structname,structmember) \
class_addattr((c),attr_offset_new(attrname,USESYM(float64),(flags),(method)0L,(method)0L,calcoffset(structname,structmember)))
/**
Create a #t_symbol* attribute and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
*/
#define CLASS_ATTR_SYM(c,attrname,flags,structname,structmember) \
class_addattr((c),attr_offset_new(attrname,USESYM(symbol),(flags),(method)0L,(method)0L,calcoffset(structname,structmember)))
/**
Create a #t_atom attribute and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
*/
#define CLASS_ATTR_ATOM(c,attrname,flags,structname,structmember) \
class_addattr((c),attr_offset_new(attrname,USESYM(atom),(flags),(method)0L,(method)0L,calcoffset(structname,structmember)))
/**
Create a #t_object* attribute and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
*/
#define CLASS_ATTR_OBJ(c,attrname,flags,structname,structmember) \
class_addattr((c),attr_offset_new(attrname,USESYM(object),(flags),(method)0L,(method)0L,calcoffset(structname,structmember)))
/**
Create an array-of-chars attribute of fixed length, and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param size The number of chars in the array.
*/
#define CLASS_ATTR_CHAR_ARRAY(c,attrname,flags,structname,structmember,size) \
class_addattr((c),attr_offset_array_new(attrname,USESYM(char),(size),(flags),(method)0L,(method)0L,0/*fix*/,calcoffset(structname,structmember)))
/**
Create an array-of-long-integers attribute of fixed length, and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param size The number of longs in the array.
*/
#define CLASS_ATTR_LONG_ARRAY(c,attrname,flags,structname,structmember,size) \
{ \
C74_STATIC_ASSERT(structmembersize(structname,structmember[0])==sizeof(long), "structmember must be long type"); \
class_addattr((c),attr_offset_array_new(attrname,USESYM(long),(size),(flags),(method)0L,(method)0L,0/*fix*/,calcoffset(structname,structmember))); \
}
/**
Create an array-of-t_atom_long-integers attribute of fixed length, and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param size The number of longs in the array.
*/
#define CLASS_ATTR_ATOM_LONG_ARRAY(c,attrname,flags,structname,structmember,size) \
{ \
C74_STATIC_ASSERT(structmembersize(structname,structmember[0])==sizeof(t_atom_long), "structmember must be t_atom_long type"); \
class_addattr((c),attr_offset_array_new(attrname,USESYM(atom_long),(size),(flags),(method)0L,(method)0L,0/*fix*/,calcoffset(structname,structmember))); \
}
/**
Create an array-of-32bit-floats attribute of fixed length, and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param size The number of floats in the array.
*/
#define CLASS_ATTR_FLOAT_ARRAY(c,attrname,flags,structname,structmember,size) \
class_addattr((c),attr_offset_array_new(attrname,USESYM(float32),(size),(flags),(method)0L,(method)0L,0/*fix*/,calcoffset(structname,structmember)))
/**
Create an array-of-64bit-floats attribute of fixed length, and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param size The number of doubles in the array.
*/
#define CLASS_ATTR_DOUBLE_ARRAY(c,attrname,flags,structname,structmember,size) \
class_addattr((c),attr_offset_array_new(attrname,USESYM(float64),(size),(flags),(method)0L,(method)0L,0/*fix*/,calcoffset(structname,structmember)))
/**
Create an array-of-symbols attribute of fixed length, and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param size The number of items in the #t_symbol* array.
*/
#define CLASS_ATTR_SYM_ARRAY(c,attrname,flags,structname,structmember,size) \
class_addattr((c),attr_offset_array_new(attrname,USESYM(symbol),(size),(flags),(method)0L,(method)0L,0/*fix*/,calcoffset(structname,structmember)))
/**
Create an array-of-atoms attribute of fixed length, and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param size The number of items in the #t_atom array.
*/
#define CLASS_ATTR_ATOM_ARRAY(c,attrname,flags,structname,structmember,size) \
class_addattr((c),attr_offset_array_new(attrname,USESYM(atom),(size),(flags),(method)0L,(method)0L,0/*fix*/,calcoffset(structname,structmember)))
/**
Create an array-of-objects attribute of fixed length, and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param size The number of items in the #t_object* array.
*/
#define CLASS_ATTR_OBJ_ARRAY(c,attrname,flags,structname,structmember,size) \
class_addattr((c),attr_offset_array_new(attrname,USESYM(object),(size),(flags),(method)0L,(method)0L,0/*fix*/,calcoffset(structname,structmember)))
/**
Create an array-of-chars attribute of variable length, and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param sizemember The actual number of items in the char array at any given moment.
@param maxsize The maximum number of items in the char array, i.e. the number of members allocated for the array in the struct.
*/
#define CLASS_ATTR_CHAR_VARSIZE(c,attrname,flags,structname,structmember,sizemember,maxsize) \
class_addattr((c),attr_offset_array_new(attrname,USESYM(char),(maxsize),(flags),(method)0L,(method)0L,calcoffset(structname,sizemember),calcoffset(structname,structmember)))
/**
Create an array-of-long-integers attribute of variable length, and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param sizemember The actual number of items in the long array at any given moment.
@param maxsize The maximum number of items in the long array, i.e. the number of members allocated for the array in the struct.
*/
#define CLASS_ATTR_LONG_VARSIZE(c,attrname,flags,structname,structmember,sizemember,maxsize) \
{ \
C74_STATIC_ASSERT(structmembersize(structname,structmember[0])==sizeof(long), "structmember must be t_atom_long type"); \
class_addattr((c),attr_offset_array_new(attrname,USESYM(long),(maxsize),(flags),(method)0L,(method)0L,calcoffset(structname,sizemember),calcoffset(structname,structmember))); \
}
/**
Create an array-of-32bit-floats attribute of variable length, and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param sizemember The actual number of items in the float array at any given moment.
@param maxsize The maximum number of items in the float array, i.e. the number of members allocated for the array in the struct.
*/
#define CLASS_ATTR_FLOAT_VARSIZE(c,attrname,flags,structname,structmember,sizemember,maxsize) \
class_addattr((c),attr_offset_array_new(attrname,USESYM(float32),(maxsize),(flags),(method)0L,(method)0L,calcoffset(structname,sizemember),calcoffset(structname,structmember)))
/**
Create an array-of-64bit-floats attribute of variable length, and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param sizemember The actual number of items in the double array at any given moment.
@param maxsize The maximum number of items in the double array, i.e. the number of members allocated for the array in the struct.
*/
#define CLASS_ATTR_DOUBLE_VARSIZE(c,attrname,flags,structname,structmember,sizemember,maxsize) \
class_addattr((c),attr_offset_array_new(attrname,USESYM(float64),(maxsize),(flags),(method)0L,(method)0L,calcoffset(structname,sizemember),calcoffset(structname,structmember)))
/**
Create an array-of-symbols attribute of variable length, and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param sizemember The actual number of items in the #t_symbol* array at any given moment.
@param maxsize The maximum number of items in the #t_symbol* array, i.e. the number of members allocated for the array in the struct.
*/
#define CLASS_ATTR_SYM_VARSIZE(c,attrname,flags,structname,structmember,sizemember,maxsize) \
class_addattr((c),attr_offset_array_new(attrname,USESYM(symbol),(maxsize),(flags),(method)0L,(method)0L,calcoffset(structname,sizemember),calcoffset(structname,structmember)))
/**
Create an array-of-atoms attribute of variable length, and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param sizemember The actual number of items in the #t_atom array at any given moment.
@param maxsize The maximum number of items in the #t_atom array, i.e. the number of members allocated for the array in the struct.
*/
#define CLASS_ATTR_ATOM_VARSIZE(c,attrname,flags,structname,structmember,sizemember,maxsize) \
class_addattr((c),attr_offset_array_new(attrname,USESYM(atom),(maxsize),(flags),(method)0L,(method)0L,calcoffset(structname,sizemember),calcoffset(structname,structmember)))
/**
Create an array-of-objects attribute of variable length, and add it to a Max class.
@ingroup attr
@param c The class pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param sizemember The actual number of items in the #t_object* array at any given moment.
@param maxsize The maximum number of items in the #t_object* array, i.e. the number of members allocated for the array in the struct.
*/
#define CLASS_ATTR_OBJ_VARSIZE(c,attrname,flags,structname,structmember,sizemember,maxsize) \
class_addattr((c),attr_offset_array_new(attrname,USESYM(object),(maxsize),(flags),(method)0L,(method)0L,calcoffset(structname,sizemember),calcoffset(structname,structmember)))
// "struct" attributes are just like class attributes, but the struct member name is the same as the attribute name
// we use CMacro "stringification" in this case
// scalar variants
/**
Create a char attribute and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
*/
#define STRUCT_ATTR_CHAR(c,flags,structname,structmember) CLASS_ATTR_CHAR(c,#structmember,flags,structname,structmember)
/**
Create a long integer attribute and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
*/
#define STRUCT_ATTR_LONG(c,flags,structname,structmember) CLASS_ATTR_LONG(c,#structmember,flags,structname,structmember)
/**
Create a t_atom_long integer attribute and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
*/
#define STRUCT_ATTR_ATOM_LONG(c,flags,structname,structmember) CLASS_ATTR_ATOM_LONG(c,#structmember,flags,structname,structmember)
/**
Create a 32bit float attribute and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
*/
#define STRUCT_ATTR_FLOAT(c,flags,structname,structmember) CLASS_ATTR_FLOAT(c,#structmember,flags,structname,structmember)
/**
Create a 64bit float attribute and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
*/
#define STRUCT_ATTR_DOUBLE(c,flags,structname,structmember) CLASS_ATTR_DOUBLE(c,#structmember,flags,structname,structmember)
/**
Create a #t_symbol* attribute and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
*/
#define STRUCT_ATTR_SYM(c,flags,structname,structmember) CLASS_ATTR_SYM(c,#structmember,flags,structname,structmember)
/**
Create a #t_atom attribute and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
*/
#define STRUCT_ATTR_ATOM(c,flags,structname,structmember) CLASS_ATTR_ATOM(c,#structmember,flags,structname,structmember)
/**
Create a #t_object* attribute and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
*/
#define STRUCT_ATTR_OBJ(c,flags,structname,structmember) CLASS_ATTR_OBJ(c,#structmember,flags,structname,structmember)
// fixed size array variants
/**
Create an array-of-chars attribute of fixed length, and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param size The number of items in the char array.
*/
#define STRUCT_ATTR_CHAR_ARRAY(c,flags,structname,structmember,size) CLASS_ATTR_CHAR_ARRAY(c,#structmember,flags,structname,structmember,size)
/**
Create an array-of-long-integers attribute of fixed length, and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param size The number of items in the long array.
*/
#define STRUCT_ATTR_LONG_ARRAY(c,flags,structname,structmember,size) CLASS_ATTR_LONG_ARRAY(c,#structmember,flags,structname,structmember,size)
/**
Create an array-of-32bit-floats attribute of fixed length, and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param size The number of items in the floats array.
*/
#define STRUCT_ATTR_FLOAT_ARRAY(c,flags,structname,structmember,size) CLASS_ATTR_FLOAT_ARRAY(c,#structmember,flags,structname,structmember,size)
/**
Create an array-of-64bit-floats attribute of fixed length, and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param size The number of items in the double array.
*/
#define STRUCT_ATTR_DOUBLE_ARRAY(c,flags,structname,structmember,size) CLASS_ATTR_DOUBLE_ARRAY(c,#structmember,flags,structname,structmember,size)
/**
Create an array-of-symbols attribute of fixed length, and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param size The number of items in the #t_symbol* array.
*/
#define STRUCT_ATTR_SYM_ARRAY(c,flags,structname,structmember,size) CLASS_ATTR_SYM_ARRAY(c,#structmember,flags,structname,structmember,size)
/**
Create an array-of-atoms attribute of fixed length, and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param size The number of items in the #t_atom array.
*/
#define STRUCT_ATTR_ATOM_ARRAY(c,flags,structname,structmember,size) CLASS_ATTR_ATOM_ARRAY(c,#structmember,flags,structname,structmember,size)
/**
Create an array-of-objects attribute of fixed length, and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param size The number of items in the #t_object* array.
*/
#define STRUCT_ATTR_OBJ_ARRAY(c,flags,structname,structmember,size) CLASS_ATTR_OBJ_ARRAY(c,#structmember,flags,structname,structmember,size)
// variable size array variants
/**
Create an array-of-chars attribute of variable length, and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param sizemember The actual number of items in the char array at any given moment.
@param maxsize The maximum number of items in the char array, i.e. the number of members allocated for the array in the struct.
*/
#define STRUCT_ATTR_CHAR_VARSIZE(c,flags,structname,structmember,sizemember,maxsize) CLASS_ATTR_CHAR_VARSIZE(c,#structmember,flags,structname,structmember,sizemember,maxsize)
/**
Create an array-of-long-integers attribute of variable length, and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param sizemember The actual number of items in the long array at any given moment.
@param maxsize The maximum number of items in the long array, i.e. the number of members allocated for the array in the struct.
*/
#define STRUCT_ATTR_LONG_VARSIZE(c,flags,structname,structmember,sizemember,maxsize) CLASS_ATTR_LONG_VARSIZE(c,#structmember,flags,structname,structmember,sizemember,maxsize)
/**
Create an array-of-32bit-floats attribute of variable length, and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param sizemember The actual number of items in the float array at any given moment.
@param maxsize The maximum number of items in the float array, i.e. the number of members allocated for the array in the struct.
*/
#define STRUCT_ATTR_FLOAT_VARSIZE(c,flags,structname,structmember,sizemember,maxsize) CLASS_ATTR_FLOAT_VARSIZE(c,#structmember,flags,structname,structmember,sizemember,maxsize)
/**
Create an array-of-64bit-floats attribute of variable length, and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param sizemember The actual number of items in the double array at any given moment.
@param maxsize The maximum number of items in the double array, i.e. the number of members allocated for the array in the struct.
*/
#define STRUCT_ATTR_DOUBLE_VARSIZE(c,flags,structname,structmember,sizemember,maxsize) CLASS_ATTR_DOUBLE_VARSIZE(c,#structmember,flags,structname,structmember,sizemember,maxsize)
/**
Create an array-of-symbols attribute of variable length, and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param sizemember The actual number of items in the #t_symbol* array at any given moment.
@param maxsize The maximum number of items in the #t_symbol* array, i.e. the number of members allocated for the array in the struct.
*/
#define STRUCT_ATTR_SYM_VARSIZE(c,flags,structname,structmember,sizemember,maxsize) CLASS_ATTR_SYM_VARSIZE(c,#structmember,flags,structname,structmember,sizemember,maxsize)
/**
Create an array-of-atoms attribute of variable length, and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param sizemember The actual number of items in the #t_atom array at any given moment.
@param maxsize The maximum number of items in the #t_atom array, i.e. the number of members allocated for the array in the struct.
*/
#define STRUCT_ATTR_ATOM_VARSIZE(c,flags,structname,structmember,sizemember,maxsize) CLASS_ATTR_ATOM_VARSIZE(c,#structmember,flags,structname,structmember,sizemember,maxsize)
/**
Create an array-of-objects attribute of variable length, and add it to a Max class.
The name of the attribute is automatically determined by the name of the struct member.
@ingroup attr
@param c The class pointer.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param structname The C identifier for the struct (containing a valid #t_object header) representing an instance of this class.
@param structmember The C identifier of the member in the struct that holds the value of this attribute.
@param sizemember The actual number of items in the #t_object* array at any given moment.
@param maxsize The maximum number of items in the #t_object* array, i.e. the number of members allocated for the array in the struct.
*/
#define STRUCT_ATTR_OBJ_VARSIZE(c,flags,structname,structmember,sizemember,maxsize) CLASS_ATTR_OBJ_VARSIZE(c,#structmember,flags,structname,structmember,sizemember,maxsize)
// class static variants
// these are unused in any c74 code
#define STATIC_ATTR_ATOMS class_addattr_atoms
#define STATIC_ATTR_PARSE class_addattr_parse
#define STATIC_ATTR_FORMAT class_addattr_format
#define STATIC_ATTR_CHAR(c,attrname,flags,val) STATIC_ATTR_FORMAT(c,attrname,USESYM(char),flags,"c",val)
#define STATIC_ATTR_LONG(c,attrname,flags,val) STATIC_ATTR_FORMAT(c,attrname,USESYM(long),flags,"l",val)
#define STATIC_ATTR_FLOAT(c,attrname,flags,val) STATIC_ATTR_FORMAT(c,attrname,USESYM(float32),flags,"f",val)
#define STATIC_ATTR_DOUBLE(c,attrname,flags,val) STATIC_ATTR_FORMAT(c,attrname,USESYM(float64),flags,"d",val)
#define STATIC_ATTR_SYM(c,attrname,flags,val) STATIC_ATTR_FORMAT(c,attrname,USESYM(symbol),flags,"s",val)
#define STATIC_ATTR_ATOM(c,attrname,flags,val) STATIC_ATTR_FORMAT(c,attrname,USESYM(atom),flags,"a",val)
#define STATIC_ATTR_OBJ(c,attrname,flags,val) STATIC_ATTR_FORMAT(c,attrname,USESYM(object),flags,"o",val)
#define STATIC_ATTR_CHAR_ARRAY(c,attrname,flags,count,vals) STATIC_ATTR_FORMAT(c,attrname,USESYM(char),flags,"C",count,vals)
#define STATIC_ATTR_LONG_ARRAY(c,attrname,flags,count,vals) STATIC_ATTR_FORMAT(c,attrname,USESYM(long),flags,"L",count,vals)
#define STATIC_ATTR_FLOAT_ARRAY(c,attrname,flags,count,vals) STATIC_ATTR_FORMAT(c,attrname,USESYM(float32),flags,"F",count,vals)
#define STATIC_ATTR_DOUBLE_ARRAY(c,attrname,flags,count,vals) STATIC_ATTR_FORMAT(c,attrname,USESYM(float64),flags,"D",count,vals)
#define STATIC_ATTR_SYM_ARRAY(c,attrname,flags,count,vals) STATIC_ATTR_FORMAT(c,attrname,USESYM(symbol),flags,"S",count,vals)
#define STATIC_ATTR_ATOM_ARRAY STATIC_ATTR_ATOMS // these are really the same, included for consistency
#define STATIC_ATTR_OBJ_ARRAY(c,attrname,flags,count,vals) STATIC_ATTR_FORMAT(c,attrname,USESYM(object),flags,"O",count,vals)
// object versions, creates new object local attribute
#define OBJ_ATTR_ATOMS object_addattr_atoms
#define OBJ_ATTR_PARSE object_addattr_parse
#define OBJ_ATTR_FORMAT object_addattr_format
/**
Create an instance-local char attribute and add it to a Max class.
@ingroup attr
@param x The object pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param val Pointer to the value.
*/
#define OBJ_ATTR_CHAR(x,attrname,flags,val) OBJ_ATTR_FORMAT(x,attrname,USESYM(char),flags,"c",val)
/**
Create an instance-local long integer attribute and add it to a Max class.
@ingroup attr
@param x The object pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param val Pointer to the value.
*/
#define OBJ_ATTR_LONG(x,attrname,flags,val) OBJ_ATTR_FORMAT(x,attrname,USESYM(long),flags,"l",val)
/**
Create an instance-local 32bit float attribute and add it to a Max class.
@ingroup attr
@param x The object pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param val Pointer to the value.
*/
#define OBJ_ATTR_FLOAT(x,attrname,flags,val) OBJ_ATTR_FORMAT(x,attrname,USESYM(float32),flags,"f",val)
/**
Create an instance-local 64bit float attribute and add it to a Max class.
@ingroup attr
@param x The object pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param val Pointer to the value.
*/
#define OBJ_ATTR_DOUBLE(x,attrname,flags,val) OBJ_ATTR_FORMAT(x,attrname,USESYM(float64),flags,"d",val)
/**
Create an instance-local #t_symbol* attribute and add it to a Max class.
@ingroup attr
@param x The object pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param val Pointer to the value.
*/
#define OBJ_ATTR_SYM(x,attrname,flags,val) OBJ_ATTR_FORMAT(x,attrname,USESYM(symbol),flags,"s",val)
/**
Create an instance-local #t_atom attribute and add it to a Max class.
@ingroup attr
@param x The object pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param val Pointer to the value.
*/
#define OBJ_ATTR_ATOM(x,attrname,flags,val) OBJ_ATTR_FORMAT(x,attrname,USESYM(atom),flags,"a",val)
/**
Create an instance-local #t_object* attribute and add it to a Max class.
@ingroup attr
@param x The object pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param val Pointer to the value.
*/
#define OBJ_ATTR_OBJ(x,attrname,flags,val) OBJ_ATTR_FORMAT(x,attrname,USESYM(object),flags,"o",val)
/**
Create an instance-local array-of-chars attribute of fixed length, and add it to the object.
@ingroup attr
@param x The object pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param count The number of items in the char array.
@param vals Pointer to the values.
*/
#define OBJ_ATTR_CHAR_ARRAY(x,attrname,flags,count,vals) OBJ_ATTR_FORMAT(x,attrname,USESYM(char),flags,"C",count,vals)
/**
Create an instance-local array-of-long-integers attribute of fixed length, and add it to the object.
@ingroup attr
@param x The object pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param count The number of items in the long array.
@param vals Pointer to the values.
*/
#define OBJ_ATTR_LONG_ARRAY(x,attrname,flags,count,vals) OBJ_ATTR_FORMAT(x,attrname,USESYM(long),flags,"L",count,vals)
/**
Create an instance-local array-of-32bit-floats attribute of fixed length, and add it to the object.
@ingroup attr
@param x The object pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param count The number of items in the float array.
@param vals Pointer to the values.
*/
#define OBJ_ATTR_FLOAT_ARRAY(x,attrname,flags,count,vals) OBJ_ATTR_FORMAT(x,attrname,USESYM(float32),flags,"F",count,vals)
/**
Create an instance-local array-of-64bit-floats attribute of fixed length, and add it to the object.
@ingroup attr
@param x The object pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param count The number of items in the double array.
@param vals Pointer to the values.
*/
#define OBJ_ATTR_DOUBLE_ARRAY(x,attrname,flags,count,vals) OBJ_ATTR_FORMAT(x,attrname,USESYM(float64),flags,"D",count,vals)
/**
Create an instance-local array-of-symbols attribute of fixed length, and add it to the object.
@ingroup attr
@param x The object pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param count The number of items in the #t_symbol* array.
@param vals Pointer to the values.
*/
#define OBJ_ATTR_SYM_ARRAY(x,attrname,flags,count,vals) OBJ_ATTR_FORMAT(x,attrname,USESYM(symbol),flags,"S",count,vals)
/**
Create an instance-local array-of-atoms attribute of fixed length, and add it to the object.
@ingroup attr
@param x The object pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param count The number of items in the #t_atom array.
@param vals Pointer to the values.
*/
#define OBJ_ATTR_ATOM_ARRAY OBJ_ATTR_ATOMS // these are really the same, included for consistency
/**
Create an instance-local array-of-objects attribute of fixed length, and add it to the object.
@ingroup attr
@param x The object pointer.
@param attrname The name of this attribute as a C-string.
@param flags Any flags you wish to declare for this attribute, as defined in #e_max_attrflags.
@param count The number of items in the #t_object* array.
@param vals Pointer to the values.
*/
#define OBJ_ATTR_OBJ_ARRAY(x,attrname,flags,count,vals) OBJ_ATTR_FORMAT(x,attrname,USESYM(object),flags,"O",count,vals)
/**
Specify custom accessor methods for an attribute.
If you specify a non-NULL value for the setter or getter,
then the function you specify will be called to set or get the attribute's value
rather than using the built-in accessor.
@ingroup attr
@param c The class pointer.
@param attrname The name of the attribute as a C-string.
@param getter An appropriate getter method as discussed in @ref attribute_accessors,
or NULL to use the default getter.
@param setter An appropriate setter method as discussed in @ref attribute_accessors,
or NULL to use the default setter.
*/
#define CLASS_ATTR_ACCESSORS(c,attrname,getter,setter) \
{ t_object *theattr=(t_object *)class_attr_get(c,gensym(attrname)); \
object_method(theattr,gensym("setmethod"),USESYM(get),getter); \
object_method(theattr,gensym("setmethod"),USESYM(set),setter); }
/**
Add flags to an attribute.
@ingroup attr
@param c The class pointer.
@param attrname The name of the attribute as a C-string.
@param flags Any flags you wish to add to this attribute, as defined in #e_max_attrflags.
*/
#define CLASS_ATTR_ADD_FLAGS(c,attrname,flags) \
{ t_object *theattr=(t_object *)class_attr_get(c,gensym(attrname)); \
long oldflags = object_method(theattr,gensym("getflags")); \
object_method(theattr,gensym("setflags"),oldflags|(flags)); }
/**
Remove flags from an attribute.
@ingroup attr
@param c The class pointer.
@param attrname The name of the attribute as a C-string.
@param flags Any flags you wish to remove from this attribute, as defined in #e_max_attrflags.
*/
#define CLASS_ATTR_REMOVE_FLAGS(c,attrname,flags) \
{ t_object *theattr=(t_object *)class_attr_get(c,gensym(attrname)); \
long oldflags = object_method(theattr,gensym("getflags")); \
object_method(theattr,gensym("setflags"),oldflags&(~(flags))); }
/**
Add a filter to the attribute to limit the lower bound of a value.
The limiting will be performed by the default attribute accessor.
@ingroup attr
@param c The class pointer.
@param attrname The name of the attribute as a C-string.
@param minval The minimum acceptable value to which the attribute will be limited.
@see CLASS_ATTR_FILTER_MAX
@see CLASS_ATTR_FILTER_CLIP
@see CLASS_ATTR_MIN
*/
#define CLASS_ATTR_FILTER_MIN(c,attrname,minval) \
{ t_object *theattr=(t_object *)class_attr_get(c,gensym(attrname)); \
attr_addfilter_clip(theattr,minval,0,1,0); }
/**
Add a filter to the attribute to limit the upper bound of a value.
The limiting will be performed by the default attribute accessor.
@ingroup attr
@param c The class pointer.
@param attrname The name of the attribute as a C-string.
@param maxval The maximum acceptable value to which the attribute will be limited.