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/*
* Pure Data Packet module.
* Copyright (c) by Tom Schouten <tom@zwizwa.be>
*
* 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.
*
*/
#include "pdp.h"
#include "pdp_png.h"
#include "pdp_internals.h"
typedef struct pdp_reg_struct
{
t_object x_obj;
t_float x_f;
t_outlet *x_outlet0;
int x_packet0;
} t_pdp_reg;
static void pdp_reg_load_png(t_pdp_reg *x, t_symbol *s)
{
int packet;
//post("sym: %s", s->s_name);
packet = pdp_packet_bitmap_from_png_file(s->s_name);
if (-1 == packet){
post("pdp_reg: error loading png file %s", s->s_name);
}
else{
pdp_packet_mark_unused(x->x_packet0);
x->x_packet0 = packet;
}
}
static void pdp_reg_save_png(t_pdp_reg *x, t_symbol *s)
{
int newpacket = pdp_packet_convert_ro(x->x_packet0, pdp_gensym("bitmap/*/*"));
if (-1 == newpacket){
post("pdp_reg: nothing to save");
return;
}
if (!(pdp_packet_bitmap_save_png_file(newpacket, s->s_name))){
post("pdp_reg: error saving png file %s", s->s_name);
}
pdp_packet_mark_unused(newpacket);
}
static void pdp_reg_bang(t_pdp_reg *x)
{
if (-1 != x->x_packet0) outlet_pdp(x->x_outlet0, x->x_packet0);
}
static void pdp_reg_input_0(t_pdp_reg *x, t_symbol *s, t_floatarg f)
{
/* if this is a register_ro message or register_rw message, register with packet factory */
/* if this is a process message, start the processing + propagate stuff to outputs */
if (s == gensym("register_ro")){
pdp_packet_mark_unused(x->x_packet0);
x->x_packet0 = pdp_packet_copy_ro((int)f);
//post("in0ro: requested %d, got %d", (int)f, x->x_packet0);
}
else if (s == gensym("process")){
pdp_reg_bang(x);
}
}
static void pdp_reg_input_1(t_pdp_reg *x, t_symbol *s, t_floatarg f)
{
/* if this is a register_ro message or register_rw message, register with packet factory */
/* if this is a process message, start the processing + propagate stuff to outputs */
if (s == gensym("register_ro")){
pdp_packet_mark_unused(x->x_packet0);
x->x_packet0 = pdp_packet_copy_ro((int)f);
//post("in0ro: requested %d, got %d", (int)f, x->x_packet0);
}
}
static void pdp_reg_free(t_pdp_reg *x)
{
pdp_packet_mark_unused(x->x_packet0);
}
t_class *pdp_reg_class;
void *pdp_reg_new(void)
{
t_pdp_reg *x = (t_pdp_reg *)pd_new(pdp_reg_class);
inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("pdp"), gensym("pdp1"));
x->x_outlet0 = outlet_new(&x->x_obj, &s_anything);
x->x_packet0 = -1;
return (void *)x;
}
#ifdef __cplusplus
extern "C"
{
#endif
void pdp_reg_setup(void)
{
pdp_reg_class = class_new(gensym("pdp_reg"), (t_newmethod)pdp_reg_new,
(t_method)pdp_reg_free, sizeof(t_pdp_reg), 0, A_NULL);
class_addmethod(pdp_reg_class, (t_method)pdp_reg_bang, gensym("bang"), A_NULL);
class_addmethod(pdp_reg_class, (t_method)pdp_reg_input_0, gensym("pdp"), A_SYMBOL, A_DEFFLOAT, A_NULL);
class_addmethod(pdp_reg_class, (t_method)pdp_reg_input_1, gensym("pdp1"), A_SYMBOL, A_DEFFLOAT, A_NULL);
class_addmethod(pdp_reg_class, (t_method)pdp_reg_save_png, gensym("save_png"), A_SYMBOL, A_NULL);
class_addmethod(pdp_reg_class, (t_method)pdp_reg_load_png, gensym("load_png"), A_SYMBOL, A_NULL);
}
#ifdef __cplusplus
}
#endif
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