From 8b0873392ad0db55fdb9d0cdfc670366bc96a9c9 Mon Sep 17 00:00:00 2001 From: Hans-Christoph Steiner Date: Mon, 26 Apr 2010 03:10:47 +0000 Subject: converted maxlib to use libdir template, in preparations for debianizing it svn path=/trunk/externals/maxlib/; revision=13476 --- src/pong.c | 332 ------------------------------------------------------------- 1 file changed, 332 deletions(-) delete mode 100644 src/pong.c (limited to 'src/pong.c') diff --git a/src/pong.c b/src/pong.c deleted file mode 100644 index a30e892..0000000 --- a/src/pong.c +++ /dev/null @@ -1,332 +0,0 @@ -/* --------------------------- pong ------------------------------------------ */ -/* */ -/* A virtual bouncing ball. */ -/* Written by Olaf Matthes */ -/* Based on pong (for Max) version 1.5 written by Richard Dudas. */ -/* Get source at http://www.akustische-kunst.org/puredata/maxlib/ */ -/* */ -/* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -/* */ -/* Based on PureData by Miller Puckette and others. */ -/* */ -/* ---------------------------------------------------------------------------- */ - -#include "m_pd.h" - -static char *version = "pong v0.1, ported by Olaf Matthes \n" - " written for Max by Richard Dudas"; - -typedef struct pong -{ - t_object x_obj; - t_outlet *p_bounceout; - t_outlet *p_handout; - t_outlet *p_velout; - t_outlet *p_heightout; - t_clock *p_klok; - - t_int p_ms; // ms count - t_float p_time; // current time div by warp - t_float p_timegrain; // timegrain in seconds - t_float p_timegrainin; // timegrain in ms - t_float p_warp; // timewarp in ms - - t_float p_dinit; // init distance - t_float p_vinit; // init velocity - t_float p_ainit; // base acceleration def -100 - t_float p_damping; // realtime multiplicative damping - t_float p_dhand; // virtual hand distance - t_float p_force; // force of hand 1.0 = no force - - t_float p_accel; // current accel value - t_float p_vi; // current velocity - t_float p_di; // current distance - t_float p_dt; // distance out - t_float p_dtprev; // previous distance out for accel computation - t_float p_vt; // velocity out - t_int p_prevchg; // for logical transition -} t_pong; - -/* ---------------------------------------------------------- */ -/* ---- this stuff is mainly for the timer, on off etc... --- */ -/* ---------------------------------------------------------- */ - -static void pong_reset(t_pong *x) -{ - x->p_di = x->p_dinit; - x->p_dt = x->p_dinit; // added - x->p_dtprev = x->p_dinit; // added - x->p_vi = x->p_vinit; - x->p_vt = x->p_vinit; // added - x->p_ms = 0; - x->p_time = 0.; - x->p_ainit = -100.; // added, but currently disabled - x->p_accel = -100.; // reactivated (?) - x->p_damping = 1.; // i.e. no initial damping - x->p_prevchg = 0; // added - -/* x->p_ms = 0; - x->p_time = 0.; - x->p_timegrain = 0.05; // if ms grain = 50 - x->p_timegrainin = 50; - - x->p_vinit = 0.; - x->p_dinit = 100.; - x->p_ainit = -100.; - x->p_damping = 1.; // i.e. no initial damping - x->p_dhand = 100.; - x->p_force = 1.; // i.e. hand does nothing initially - - x->p_accel = -100.; - x->p_vi = 0.; - x->p_di = 100.; - - x->p_dt = 100.; // changed from 0 to 100 - x->p_dtprev = 100.; // changed from 0 to 100 - x->p_vt = 0.; - x->p_prevchg = 0; -*/ -} - -/* ---------------------------------------------------------- */ - -static void pong_timein(t_pong *x, t_floatarg n) -{ - int thischg; - - x->p_time = n / x->p_warp; - - x->p_dt = ((x->p_accel * (x->p_time*x->p_time)) + (x->p_time * x->p_vi) + x->p_di); - x->p_vt = ((x->p_dt - x->p_dtprev) / x->p_timegrain); - - if (x->p_dt < 0.) - { - x->p_dt *= -1.; - - x->p_di = 0.; - x->p_vi = x->p_vt * (-1. * x->p_damping); // -1 will eventually be a damping variable - //post("vel at bounce %f", x->p_vi); - outlet_bang(x->p_bounceout); - x->p_ms = 0; - //x->p_dtprev= 0.; - } - //else - x->p_dtprev = x->p_dt; - - /* ---------------------------------- virtual hand below ------------ */ - - if (x->p_dt > x->p_dhand) // presuming the hand is initially equal to the dinit - thischg = 1; - else - thischg = 0; - - if (thischg != x->p_prevchg) - { - x->p_ms = 0; - x->p_vi = x->p_vt; - x->p_di = x->p_dhand; - - if (thischg == 0) - { - x->p_accel = -100.; // x->p_ainit in lieu of -100. - outlet_float(x->p_handout, 0); - } - else - { - x->p_accel = (x->p_force * -100.); // x->p_ainit in lieu of -100. - outlet_float(x->p_handout, 1); - } - } - - x->p_prevchg = thischg; - outlet_float(x->p_velout, x->p_vt); - outlet_float(x->p_heightout, x->p_dt); -} - -static void pong_onoff(t_pong *x, t_floatarg n) -{ - if (n != 0) - clock_delay(x->p_klok, 0); - else - clock_unset(x->p_klok); -} - -/* ---------------------------------------------------------- */ - -static void pong_bang(t_pong *x) -{ - x->p_ms = 0; - clock_delay(x->p_klok, 0); -} - -static void pong_stop(t_pong *x) -{ - clock_unset(x->p_klok); -} - -/* ---------------------------------------------------------- */ - -static void pong_tick(t_pong *x) -{ - clock_delay(x->p_klok, (t_int)x->p_timegrainin); - pong_timein(x, x->p_ms); - //outlet_float(x->p_heightout, (float)x->p_ms); - x->p_ms = x->p_ms + x->p_timegrainin; -} - -/* ---------------------------------------------------------- */ - -static void pong_tgrain(t_pong *x, t_floatarg n) -{ - x->p_timegrain = n / x->p_warp; - x->p_timegrainin = n; - post("timegrain %f", x->p_timegrain); -} - -/* ---------------------------------------------------------- */ - -static void pong_warpin(t_pong *x, t_floatarg n) -{ - x->p_warp = n; - x->p_timegrain = x->p_timegrainin / x->p_warp; - post("timewarp %f ms = one sec", x->p_warp); -} - -/* ---------------------------------------------------------- */ -/* ----- these are to receive and store the init values ----- */ -/* ---------------------------------------------------------- */ - -static void pong_initdist(t_pong *x, t_floatarg n) -{ - x->p_dinit = n; -} - -static void pong_initvel(t_pong *x, t_floatarg n) -{ - x->p_vinit = n; -} - -static void pong_damp(t_pong *x, t_floatarg n) -{ - x->p_damping = n; -} - -/* ---------------------------------------------------------- */ - -static void pong_baseacc(t_pong *x, t_floatarg n) -{ - //post ("baseaccel currently disabled", 0); - x->p_ainit = n; - x->p_accel = x->p_ainit; -} - -/* ---------------------------------------------------------- */ - -static void pong_hand(t_pong *x, t_floatarg n) -{ - x->p_dhand = n; -} - -static void pong_force(t_pong *x, t_floatarg n) -{ - x->p_force = n; -} - -/* ---------------------------------------------------------- */ - - -static t_class *pong_class; - -static void *pong_new(t_floatarg n) -{ - t_pong *x = (t_pong *)pd_new(pong_class); - - x->p_klok = clock_new(x, (t_method)pong_tick); - - inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("float"), gensym("dist")); // distance - inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("float"), gensym("velo")); // velocity - inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("float"), gensym("damp")); // damping - inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("float"), gensym("force")); // hand force 1.0 = no force - inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("float"), gensym("hand")); // virtual hand (distance) - - - if (n > 0) - x->p_warp = n; - else - x->p_warp = 1000.; - - x->p_ms = 0; - x->p_time = 0.; - x->p_timegrain = 0.05; // if ms grain = 50 - x->p_timegrainin = 50.0; - - x->p_vinit = 0.; - x->p_dinit = 100.; - x->p_ainit = -100.; - x->p_damping = 1.; // i.e. no initial damping - x->p_dhand = 100.; - x->p_force = 1.; // i.e. hand does nothing initially - - x->p_accel = -100.; - x->p_vi = 0.; - x->p_di = 100.; - - x->p_dt = 100.; // changed from 0 to 100 - x->p_dtprev = 100.; // changed from 0 to 100 - x->p_vt = 0.; - x->p_prevchg = 0; - - x->p_bounceout = outlet_new(&x->x_obj, gensym("bang")); - x->p_handout = outlet_new(&x->x_obj, gensym("float")); - x->p_velout = outlet_new(&x->x_obj, gensym("float")); - x->p_heightout = outlet_new(&x->x_obj, gensym("float")); - - return (x); -} - -#ifndef MAXLIB -void pong_setup(void) -{ - pong_class = class_new(gensym("pong"), (t_newmethod)pong_new, - 0, sizeof(t_pong), 0, A_DEFFLOAT, 0); -#else -void maxlib_pong_setup(void) -{ - pong_class = class_new(gensym("maxlib_pong"), (t_newmethod)pong_new, - 0, sizeof(t_pong), 0, A_DEFFLOAT, 0); - class_addcreator((t_newmethod)pong_new, gensym("pong"), A_DEFFLOAT, 0); -#endif - /* method handlers for inlets */ - class_addmethod(pong_class, (t_method)pong_initdist, gensym("dist"), A_FLOAT, 0); - class_addmethod(pong_class, (t_method)pong_initvel, gensym("velo"), A_FLOAT, 0); - class_addmethod(pong_class, (t_method)pong_damp, gensym("damp"), A_FLOAT, 0); - class_addmethod(pong_class, (t_method)pong_force, gensym("force"), A_FLOAT, 0); - class_addmethod(pong_class, (t_method)pong_hand, gensym("hand"), A_FLOAT, 0); - /* method handlers for other messages to first inlet */ - class_addmethod(pong_class, (t_method)pong_tgrain, gensym("timegrain"), A_FLOAT, 0); - class_addmethod(pong_class, (t_method)pong_warpin, gensym("timewarp"), A_FLOAT, 0); - class_addmethod(pong_class, (t_method)pong_baseacc, gensym("baseaccel"), A_FLOAT, 0); - class_addmethod(pong_class, (t_method)pong_reset, gensym("reset"), 0); - class_addmethod(pong_class, (t_method)pong_stop, gensym("stop"), 0); - - class_addfloat(pong_class, pong_onoff); - class_addbang(pong_class, pong_bang); -#ifndef MAXLIB - - post(version); -#else - class_sethelpsymbol(pong_class, gensym("maxlib/pong-help.pd")); -#endif -} -- cgit v1.2.1