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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 <GL/gl.h>
#include "pdp_3dp_base.h"
#include "pdp_opengl.h"
typedef struct _color_command
{
t_pdp_dpd_command x_base;
int x_context;
float x_newcolor[4];
float x_oldcolor[4];
} t_color_command;
typedef struct _pdp_3d_color
{
t_pdp_3dp_base x_base;
t_pdp_dpd_commandfactory x_cfact;
float x_red;
float x_green;
float x_blue;
float x_alpha;
} t_pdp_3d_color;
/* COMMAND METHODS */
static void pdp_3d_color_process_right(t_color_command *x)
{
int p = x->x_context;
if (pdp_packet_3Dcontext_isvalid(p)){
pdp_packet_3Dcontext_set_rendering_context(p);
/* save old color*/
glGetFloatv(GL_CURRENT_COLOR, x->x_oldcolor);
/* set new color */
glColor4fv(x->x_newcolor);
}
}
static void pdp_3d_color_process_left(t_color_command *x)
{
int p = x->x_context;
if (pdp_packet_3Dcontext_isvalid(p)){
pdp_packet_3Dcontext_set_rendering_context(p);
/* restore old color */
glColor4fv(x->x_oldcolor);
//glColor4f(1,1,1,1);
}
/* kill self */
pdp_dpd_command_suicide(x);
}
/* PD OBJECT METHODS */
static void *pdp_3d_color_get_new_command(t_pdp_3d_color *x)
{
t_color_command *c = (t_color_command *)pdp_dpd_commandfactory_get_new_command(&x->x_cfact);
c->x_newcolor[0] = x->x_red;
c->x_newcolor[1] = x->x_green;
c->x_newcolor[2] = x->x_blue;
c->x_newcolor[3] = x->x_alpha;
c->x_context = pdp_3dp_base_get_context_packet(x);
return (void *)c;
}
static void pdp_3d_color_set_r(t_pdp_3d_color *x, t_floatarg f) {x->x_red = f;}
static void pdp_3d_color_set_g(t_pdp_3d_color *x, t_floatarg f) {x->x_green = f;}
static void pdp_3d_color_set_b(t_pdp_3d_color *x, t_floatarg f) {x->x_blue = f;}
static void pdp_3d_color_set_a(t_pdp_3d_color *x, t_floatarg f) {x->x_alpha = f;}
t_class *pdp_3d_color_class;
void pdp_3d_color_free(t_pdp_3d_color *x)
{
pdp_3dp_base_free(x);
}
void *pdp_3d_color_new(t_floatarg r, t_floatarg g, t_floatarg b, t_floatarg a)
{
t_pdp_3d_color *x = (t_pdp_3d_color *)pd_new(pdp_3d_color_class);
/* super init */
pdp_3dp_base_init(x);
/* input */
pdp_base_add_gen_inlet(x, gensym("float"), gensym("r"));
pdp_base_add_gen_inlet(x, gensym("float"), gensym("g"));
pdp_base_add_gen_inlet(x, gensym("float"), gensym("b"));
pdp_base_add_gen_inlet(x, gensym("float"), gensym("a"));
/* output */
pdp_3dp_base_add_outlet(x, (t_pdp_method)pdp_3d_color_process_left, 0);
pdp_3dp_base_add_outlet(x, (t_pdp_method)pdp_3d_color_process_right, 0);
x->x_red = r;
x->x_green = g;
x->x_blue = b;
x->x_alpha = a;
/* init factory */
pdp_dpd_commandfactory_init(&x->x_cfact, sizeof(t_color_command));
/* register command factory method */
pdp_dpd_base_register_command_factory_method(x, (t_pdp_newmethod)pdp_3d_color_get_new_command);
return (void *)x;
}
#ifdef __cplusplus
extern "C"
{
#endif
void pdp_3d_color_setup(void)
{
pdp_3d_color_class = class_new(gensym("3dp_color"), (t_newmethod)pdp_3d_color_new,
(t_method)pdp_3d_color_free, sizeof(t_pdp_3d_color), 0,
A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, A_NULL);
pdp_3dp_base_setup(pdp_3d_color_class);
class_addmethod(pdp_3d_color_class, (t_method)pdp_3d_color_set_r, gensym("r"), A_FLOAT, A_NULL);
class_addmethod(pdp_3d_color_class, (t_method)pdp_3d_color_set_g, gensym("g"), A_FLOAT, A_NULL);
class_addmethod(pdp_3d_color_class, (t_method)pdp_3d_color_set_b, gensym("b"), A_FLOAT, A_NULL);
class_addmethod(pdp_3d_color_class, (t_method)pdp_3d_color_set_a, gensym("a"), A_FLOAT, A_NULL);
}
#ifdef __cplusplus
}
#endif
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