From 9aa1e112850a11854caa2198393dbd910e226151 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Pablo=20Mart=C3=ADn?= Date: Sun, 7 Sep 2003 21:51:37 +0000 Subject: Updating pdp version to 0.12.2 svn path=/trunk/externals/pdp/; revision=942 --- opengl/modules/pdp_3d_push.c | 181 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 181 insertions(+) create mode 100644 opengl/modules/pdp_3d_push.c (limited to 'opengl/modules/pdp_3d_push.c') diff --git a/opengl/modules/pdp_3d_push.c b/opengl/modules/pdp_3d_push.c new file mode 100644 index 0000000..d5a45fb --- /dev/null +++ b/opengl/modules/pdp_3d_push.c @@ -0,0 +1,181 @@ +/* + * Pure Data Packet module. + * Copyright (c) by Tom Schouten + * + * 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 +#include "pdp_opengl.h" +#include "pdp_3dp_base.h" + +typedef struct pdp_3d_push_struct +{ + t_pdp_3dp_base x_base; + GLenum x_matrix; + int x_change_mode; + +} t_pdp_3d_push; + + + +static void pdp_3d_push_process_right(t_pdp_3d_push *x) +{ + int p = pdp_3dp_base_get_context_packet(x); + if (-1 != p){ + + /* push one of the matrices */ + glMatrixMode(x->x_matrix); + glPushMatrix(); + + /* set default matrix to modelview */ + if (!x->x_change_mode) glMatrixMode(GL_MODELVIEW); + + } +} +static void pdp_3d_push_process_left(t_pdp_3d_push *x) +{ + int p = pdp_3dp_base_get_context_packet(x); + if (-1 != p){ + + /* restore the saved matrix */ + glMatrixMode(x->x_matrix); + glPopMatrix(); + + /* set default matrix back to modelview */ + glMatrixMode(GL_MODELVIEW); + + } + +} + + +static void pdp_3d_mode_process_right(t_pdp_3d_push *x) +{ + int p = pdp_3dp_base_get_context_packet(x); + if (-1 != p){ + + /* change matrix mode */ + glMatrixMode(x->x_matrix); + + } +} + +static void pdp_3d_mode_process_left(t_pdp_3d_push *x) +{ + int p = pdp_3dp_base_get_context_packet(x); + if (-1 != p){ + + /* restore default matrix to modelview */ + glMatrixMode(GL_MODELVIEW); + + } +} + + +static void pdp_3d_push_setmatrix(t_pdp_3d_push *x, t_symbol *s) +{ + GLenum m; + + /* find out which matrix to push */ + if (s == gensym("projection")) m = GL_PROJECTION; + else if (s == gensym("modelview")) m = GL_MODELVIEW; + else if (s == gensym("texture")) m = GL_TEXTURE; + else if (s == gensym("color")) m = GL_COLOR; + + /* default is modelview */ + else m = GL_MODELVIEW; + + x->x_matrix = m; +} + + +t_class *pdp_3d_push_class; + + + +void pdp_3d_push_free(t_pdp_3d_push *x) +{ + pdp_3dp_base_free(x); +} + +void *pdp_3d_push_mode_new(t_symbol *s) +{ + t_pdp_3d_push *x = (t_pdp_3d_push *)pd_new(pdp_3d_push_class); + + /* super init */ + pdp_3dp_base_init(x); + + /* setup which matrix we are talking about */ + pdp_3d_push_setmatrix(x, s); + + x->x_change_mode = 0; + + return (void *)x; +} + +void *pdp_3d_push_new(t_symbol *s, t_floatarg f) +{ + t_pdp_3d_push *x = (t_pdp_3d_push *)pdp_3d_push_mode_new(s); + + /* create dpd outlets */ + pdp_3dp_base_add_outlet(x, (t_pdp_method)pdp_3d_push_process_left, 0); + pdp_3dp_base_add_outlet(x, (t_pdp_method)pdp_3d_push_process_right, 0); + + x->x_change_mode = (f != 0.0f); + + return (void *)x; +} + + +void *pdp_3d_mode_new(t_symbol *s) +{ + t_pdp_3d_push *x = (t_pdp_3d_push *)pdp_3d_push_mode_new(s); + + /* create dpd outlets */ + pdp_3dp_base_add_outlet(x, (t_pdp_method)pdp_3d_mode_process_left, 0); + pdp_3dp_base_add_outlet(x, (t_pdp_method)pdp_3d_mode_process_right, 0); + + + return (void *)x; +} + + + +#ifdef __cplusplus +extern "C" +{ +#endif + + +void pdp_3d_push_setup(void) +{ + + + pdp_3d_push_class = class_new(gensym("3dp_push"), (t_newmethod)pdp_3d_push_new, + (t_method)pdp_3d_push_free, sizeof(t_pdp_3d_push), 0, A_DEFSYMBOL, A_NULL); + + class_addcreator((t_newmethod)pdp_3d_mode_new, gensym("3dp_mode"), A_DEFSYMBOL, A_NULL); + + pdp_3dp_base_setup(pdp_3d_push_class); + +} + +#ifdef __cplusplus +} +#endif -- cgit v1.2.1