1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
/*
* Pure Data Packet base class header file.
* Copyright (c) by Tom Schouten <pdp@zzz.kotnet.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
/*
This file contains the specification of the pdp base class. It is derived
from t_object, the basic pd object (like any other pd extern). Have a look
at pdp_add, pdp_gain and pdp_noise to see how to use this.
*/
#define MAX_NB_PDP_BASE_INLETS 4
#define MAX_NB_PDP_BASE_OUTLETS 4
#include "pdp_pd.h"
#include "pdp_symbol.h"
#include "pdp_types.h"
#include "pdp_queue.h"
#include "pdp_comm.h"
#include "pdp_compat.h"
#include "pdp_packet.h"
typedef void (*t_pdp_method)(void *);
typedef void* (*t_pdp_newmethod)(void *);
typedef struct
{
t_object x_obj;
int b_inlets; // the number of pdp inlets
int b_outlets; // the number of pdp outlets
// registers to store incoming packets
int b_packet[MAX_NB_PDP_BASE_INLETS];
int b_packet_next[MAX_NB_PDP_BASE_INLETS];
t_pdp_symbol *b_type_template[MAX_NB_PDP_BASE_INLETS];
int b_queue_id; // task id in process queue (for callback cancelling)
//int b_dropped; // indicate if a packet was dropped during register_rw cycle
// wil the default (left) active inlet accept pdp messages ?
int b_active_inlet_enabled;
int b_active_inlet_readonly;
// the process callbacks
t_pdp_method b_process_method; // called in pdp thread
t_pdp_method b_preproc_method; // called before thread (for packet alloc and checking)
t_pdp_method b_postproc_method; // called after thread (for outlet stuff other than default active packet->out0)
// packet outlets
t_outlet *b_outlet[MAX_NB_PDP_BASE_OUTLETS];
u32 b_channel_mask; // channel mask
int b_thread_enabled; // thread enable switch
t_pdp_procqueue *b_q; // queue object
} t_pdp_base;
/* setup base class. call this in your derived class setup method */
void pdp_base_setup(t_class *c);
/* base class constructor/destructor. call this in your base class constructor/destructor */
void pdp_base_init(void *x);
void pdp_base_free(void *x);
/* register processing callbacks */
void pdp_base_set_process_method(void *x, t_pdp_method m); //process callback (called from pdp thread)
void pdp_base_set_preproc_method(void *x, t_pdp_method m); //pre-process callback (called before process from pd thread)
void pdp_base_set_postproc_method(void *x, t_pdp_method m); //post-process callback (called after process from pd thread)
/* configure inlets/outlets */
void pdp_base_add_pdp_inlet(void *x);
t_outlet *pdp_base_add_pdp_outlet(void *x);
void pdp_base_disable_active_inlet(void *x); //use this for pdp generators
void pdp_base_readonly_active_inlet(void *x); //use this for pdp converters ("out of place" processing)
void pdp_base_add_gen_inlet(void *x, t_symbol *from, t_symbol *to); // generic inlet
/* bang method */
void pdp_base_bang(void *x);
/* move delayed passive packets in place */
void pdp_base_movepassive(void *x);
/* packet manipulation methods
0 active inlet (left) if enabled
>0 additional pdp inlets created with pdp_base_add_pdp_inlet */
int pdp_base_get_packet(void *x, int inlet); // get the packet from an inlet
int pdp_base_move_packet(void *x, int inlet); // same as get, but it removes the reference in the base class
void pdp_base_set_packet(void *x, int inlet, int packet); // set (replace) the active packet (will be sent to outlet)
/* getters for base class data */
u32 pdp_base_get_chanmask(void *x);
t_object *pdp_base_get_object(void *x);
/* thread control */
void pdp_base_disable_thread(void *x);
/* type control */
void pdp_base_set_type_template(void *x, int inlet, t_pdp_symbol *type_template);
/* queue control */
void pdp_base_queue_wait(void *x);
void pdp_base_set_queue(void *x, t_pdp_procqueue *q);
t_pdp_procqueue *pdp_base_get_queue(void *x);
|