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authorPeter D'Hoye <peter.dhoye@gmail.com>2009-05-24 21:28:16 +0000
committerPeter D'Hoye <peter.dhoye@gmail.com>2009-05-24 21:28:16 +0000
commit526b5580dabbfed7cfe5439dc3a90ec727f563c2 (patch)
tree22b1af92348785daad16714ee5e2b633017e0e48 /apps/plugins/pdbox/PDa/src/g_array.c
parent4f2dfcc01b260d946044ef2b6af5fe36cb772c8d (diff)
downloadrockbox-526b5580dabbfed7cfe5439dc3a90ec727f563c2.tar.gz
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Cut the files in half and it might work better (note to self: check your tree is really clean before patching)
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21070 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/plugins/pdbox/PDa/src/g_array.c')
-rw-r--r--apps/plugins/pdbox/PDa/src/g_array.c1368
1 files changed, 0 insertions, 1368 deletions
diff --git a/apps/plugins/pdbox/PDa/src/g_array.c b/apps/plugins/pdbox/PDa/src/g_array.c
index f259ac8dcb..3e2225637a 100644
--- a/apps/plugins/pdbox/PDa/src/g_array.c
+++ b/apps/plugins/pdbox/PDa/src/g_array.c
@@ -1364,1371 +1364,3 @@ void g_array_setup(void)
class_setsavefn(garray_class, garray_save);
}
-
-/* Copyright (c) 1997-1999 Miller Puckette.
-* For information on usage and redistribution, and for a DISCLAIMER OF ALL
-* WARRANTIES, see the file, "LICENSE.txt," in this distribution. */
-
-#include <stdlib.h>
-#include <string.h>
-#include <stdio.h> /* for read/write to files */
-#include "m_pd.h"
-#include "g_canvas.h"
-#include <math.h>
-
-/* see also the "plot" object in g_scalar.c which deals with graphing
-arrays which are fields in scalars. Someday we should unify the
-two, but how? */
-
- /* aux routine to bash leading '#' to '$' for dialogs in u_main.tk
- which can't send symbols starting with '$' (because the Pd message
- interpreter would change them!) */
-
-static t_symbol *sharptodollar(t_symbol *s)
-{
- if (*s->s_name == '#')
- {
- char buf[MAXPDSTRING];
- strncpy(buf, s->s_name, MAXPDSTRING);
- buf[MAXPDSTRING-1] = 0;
- buf[0] = '$';
- return (gensym(buf));
- }
- else return (s);
-}
-
-/* --------- "pure" arrays with scalars for elements. --------------- */
-
-/* Pure arrays have no a priori graphical capabilities.
-They are instantiated by "garrays" below or can be elements of other
-scalars (g_scalar.c); their graphical behavior is defined accordingly. */
-
-t_array *array_new(t_symbol *templatesym, t_gpointer *parent)
-{
- t_array *x = (t_array *)getbytes(sizeof (*x));
- t_template *template;
- t_gpointer *gp;
- template = template_findbyname(templatesym);
- x->a_templatesym = templatesym;
- x->a_n = 1;
- x->a_elemsize = sizeof(t_word) * template->t_n;
- x->a_vec = (char *)getbytes(x->a_elemsize);
- /* note here we blithely copy a gpointer instead of "setting" a
- new one; this gpointer isn't accounted for and needn't be since
- we'll be deleted before the thing pointed to gets deleted anyway;
- see array_free. */
- x->a_gp = *parent;
- x->a_stub = gstub_new(0, x);
- word_init((t_word *)(x->a_vec), template, parent);
- return (x);
-}
-
-void array_resize(t_array *x, t_template *template, int n)
-{
- int elemsize, oldn;
- t_gpointer *gp;
-
- if (n < 1)
- n = 1;
- oldn = x->a_n;
- elemsize = sizeof(t_word) * template->t_n;
-
- x->a_vec = (char *)resizebytes(x->a_vec, oldn * elemsize,
- n * elemsize);
- x->a_n = n;
- if (n > oldn)
- {
- char *cp = x->a_vec + elemsize * oldn;
- int i = n - oldn;
- for (; i--; cp += elemsize)
- {
- t_word *wp = (t_word *)cp;
- word_init(wp, template, &x->a_gp);
- }
- }
-}
-
-void word_free(t_word *wp, t_template *template);
-
-void array_free(t_array *x)
-{
- int i;
- t_template *scalartemplate = template_findbyname(x->a_templatesym);
- /* we don't unset our gpointer here since it was never "set." */
- /* gpointer_unset(&x->a_gp); */
- gstub_cutoff(x->a_stub);
- for (i = 0; i < x->a_n; i++)
- {
- t_word *wp = (t_word *)(x->a_vec + x->a_elemsize * i);
- word_free(wp, scalartemplate);
- }
- freebytes(x->a_vec, x->a_elemsize * x->a_n);
- freebytes(x, sizeof *x);
-}
-
-/* --------------------- graphical arrays (garrays) ------------------- */
-
-t_class *garray_class;
-static int gcount = 0;
-
-struct _garray
-{
- t_gobj x_gobj;
- t_glist *x_glist;
- t_array x_array; /* actual array; note only 4 fields used as below */
- t_symbol *x_name;
- t_symbol *x_realname; /* name with "$" expanded */
- t_float x_firstx; /* X value of first item */
- t_float x_xinc; /* X increment */
- char x_usedindsp; /* true if some DSP routine is using this */
- char x_saveit; /* true if we should save this with parent */
-};
-
- /* macros to get into the "array" structure */
-#define x_n x_array.a_n
-#define x_elemsize x_array.a_elemsize
-#define x_vec x_array.a_vec
-#define x_templatesym x_array.a_templatesym
-
-t_garray *graph_array(t_glist *gl, t_symbol *s, t_symbol *templatesym,
- t_floatarg f, t_floatarg saveit)
-{
- int n = f, i;
- int zz, nwords;
- t_garray *x;
- t_pd *x2;
- t_template *template;
- char *str;
- if (s == &s_)
- {
- char buf[40];
- sprintf(buf, "array%d", ++gcount);
- s = gensym(buf);
- templatesym = &s_float;
- n = 100;
- }
- else if (!strncmp((str = s->s_name), "array", 5)
- && (zz = atoi(str + 5)) > gcount) gcount = zz;
- template = template_findbyname(templatesym);
- if (!template)
- {
- error("array: couldn't find template %s", templatesym->s_name);
- return (0);
- }
- nwords = template->t_n;
- for (i = 0; i < nwords; i++)
- {
- /* we can't have array or list elements yet because what scalar
- can act as their "parent"??? */
- if (template->t_vec[i].ds_type == DT_ARRAY
- || template->t_vec[i].ds_type == DT_LIST)
- {
- error("array: template %s can't have sublists or arrays",
- templatesym->s_name);
- return (0);
- }
- }
- x = (t_garray *)pd_new(garray_class);
-
- if (n <= 0) n = 100;
- x->x_n = n;
- x->x_elemsize = nwords * sizeof(t_word);
- x->x_vec = getbytes(x->x_n * x->x_elemsize);
- memset(x->x_vec, 0, x->x_n * x->x_elemsize);
- /* LATER should check that malloc */
- x->x_name = s;
- x->x_realname = canvas_realizedollar(gl, s);
- pd_bind(&x->x_gobj.g_pd, x->x_realname);
- x->x_templatesym = templatesym;
- x->x_firstx = 0;
- x->x_xinc = 1; /* LATER make methods to set this... */
- glist_add(gl, &x->x_gobj);
- x->x_glist = gl;
- x->x_usedindsp = 0;
- x->x_saveit = (saveit != 0);
- if (x2 = pd_findbyclass(gensym("#A"), garray_class))
- pd_unbind(x2, gensym("#A"));
-
- pd_bind(&x->x_gobj.g_pd, gensym("#A"));
-
- return (x);
-}
-
- /* called from array menu item to create a new one */
-void canvas_menuarray(t_glist *canvas)
-{
- t_glist *x = (t_glist *)canvas;
- char cmdbuf[200];
- sprintf(cmdbuf, "pdtk_array_dialog %%s array%d 100 1 1\n",
- ++gcount);
- gfxstub_new(&x->gl_pd, x, cmdbuf);
-}
-
- /* called from graph_dialog to set properties */
-void garray_properties(t_garray *x)
-{
- char cmdbuf[200];
- gfxstub_deleteforkey(x);
- /* create dialog window. LATER fix this to escape '$'
- properly; right now we just detect a leading '$' and escape
- it. There should be a systematic way of doing this. */
- if (x->x_name->s_name[0] == '$')
- sprintf(cmdbuf, "pdtk_array_dialog %%s \\%s %d %d 0\n",
- x->x_name->s_name, x->x_n, x->x_saveit);
- else sprintf(cmdbuf, "pdtk_array_dialog %%s %s %d %d 0\n",
- x->x_name->s_name, x->x_n, x->x_saveit);
- gfxstub_new(&x->x_gobj.g_pd, x, cmdbuf);
-}
-
- /* this is called back from the dialog window to create a garray.
- The otherflag requests that we find an existing graph to put it in. */
-void glist_arraydialog(t_glist *parent, t_symbol *name, t_floatarg size,
- t_floatarg saveit, t_floatarg otherflag)
-{
- t_glist *gl;
- t_garray *a;
- if (size < 1)
- size = 1;
- if (otherflag == 0 || (!(gl = glist_findgraph(parent))))
- gl = glist_addglist(parent, &s_, 0, 1,
- (size > 1 ? size-1 : size), -1, 0, 0, 0, 0);
- a = graph_array(gl, sharptodollar(name), &s_float, size, saveit);
-}
-
- /* this is called from the properties dialog window for an existing array */
-void garray_arraydialog(t_garray *x, t_symbol *name, t_floatarg fsize,
- t_floatarg saveit, t_floatarg deleteit)
-{
- if (deleteit != 0)
- {
- glist_delete(x->x_glist, &x->x_gobj);
- }
- else
- {
- int size;
- t_symbol *argname = sharptodollar(name);
- if (argname != x->x_name)
- {
- x->x_name = argname;
- pd_unbind(&x->x_gobj.g_pd, x->x_realname);
- x->x_realname = canvas_realizedollar(x->x_glist, argname);
- pd_bind(&x->x_gobj.g_pd, x->x_realname);
- }
- size = fsize;
- if (size < 1)
- size = 1;
- if (size != x->x_n)
- garray_resize(x, size);
- garray_setsaveit(x, (saveit != 0));
- garray_redraw(x);
- }
-}
-
-static void garray_free(t_garray *x)
-{
- t_pd *x2;
- gfxstub_deleteforkey(x);
- pd_unbind(&x->x_gobj.g_pd, x->x_realname);
- /* LATER find a way to get #A unbound earlier (at end of load?) */
- while (x2 = pd_findbyclass(gensym("#A"), garray_class))
- pd_unbind(x2, gensym("#A"));
- freebytes(x->x_vec, x->x_n * x->x_elemsize);
-}
-
-/* ------------- code used by both array and plot widget functions ---- */
-
- /* routine to get screen coordinates of a point in an array */
-void array_getcoordinate(t_glist *glist,
- char *elem, int xonset, int yonset, int wonset, int indx,
- float basex, float basey, float xinc,
- float *xp, float *yp, float *wp)
-{
- float xval, yval, ypix, wpix;
- if (xonset >= 0)
- xval = fixtof(*(t_sample *)(elem + xonset));
- else xval = indx * xinc;
- if (yonset >= 0)
- yval = fixtof(*(t_sample *)(elem + yonset));
- else yval = 0;
- ypix = glist_ytopixels(glist, basey + yval);
- if (wonset >= 0)
- {
- /* found "w" field which controls linewidth. */
- float wval = *(float *)(elem + wonset);
- wpix = glist_ytopixels(glist, basey + yval + wval) - ypix;
- if (wpix < 0)
- wpix = -wpix;
- }
- else wpix = 1;
- *xp = glist_xtopixels(glist, basex + xval);
- *yp = ypix;
- *wp = wpix;
-}
-
-static float array_motion_xcumulative;
-static float array_motion_ycumulative;
-static t_symbol *array_motion_xfield;
-static t_symbol *array_motion_yfield;
-static t_glist *array_motion_glist;
-static t_gobj *array_motion_gobj;
-static t_word *array_motion_wp;
-static t_template *array_motion_template;
-static int array_motion_npoints;
-static int array_motion_elemsize;
-static int array_motion_altkey;
-static float array_motion_initx;
-static float array_motion_xperpix;
-static float array_motion_yperpix;
-static int array_motion_lastx;
-static int array_motion_fatten;
-
- /* LATER protect against the template changing or the scalar disappearing
- probably by attaching a gpointer here ... */
-
-static void array_motion(void *z, t_floatarg dx, t_floatarg dy)
-{
- array_motion_xcumulative += dx * array_motion_xperpix;
- array_motion_ycumulative += dy * array_motion_yperpix;
- if (*array_motion_xfield->s_name)
- {
- /* it's an x, y plot; can drag many points at once */
- int i;
- char *charword = (char *)array_motion_wp;
- for (i = 0; i < array_motion_npoints; i++)
- {
- t_word *thisword = (t_word *)(charword + i * array_motion_elemsize);
- if (*array_motion_xfield->s_name)
- {
- float xwas = template_getfloat(array_motion_template,
- array_motion_xfield, thisword, 1);
- template_setfloat(array_motion_template,
- array_motion_xfield, thisword, xwas + dx, 1);
- }
- if (*array_motion_yfield->s_name)
- {
- float ywas = template_getfloat(array_motion_template,
- array_motion_yfield, thisword, 1);
- if (array_motion_fatten)
- {
- if (i == 0)
- {
- float newy = ywas + dy * array_motion_yperpix;
- if (newy < 0)
- newy = 0;
- template_setfloat(array_motion_template,
- array_motion_yfield, thisword, newy, 1);
- }
- }
- else
- {
- template_setfloat(array_motion_template,
- array_motion_yfield, thisword,
- ywas + dy * array_motion_yperpix, 1);
- }
- }
- }
- }
- else
- {
- /* a y-only plot. */
- int thisx = array_motion_initx +
- array_motion_xcumulative, x2;
- int increment, i, nchange;
- char *charword = (char *)array_motion_wp;
- float newy = array_motion_ycumulative,
- oldy = template_getfloat(
- array_motion_template, array_motion_yfield,
- (t_word *)(charword + array_motion_elemsize * array_motion_lastx), 1);
- float ydiff = newy - oldy;
- if (thisx < 0) thisx = 0;
- else if (thisx >= array_motion_npoints)
- thisx = array_motion_npoints - 1;
- increment = (thisx > array_motion_lastx ? -1 : 1);
- nchange = 1 + increment * (array_motion_lastx - thisx);
-
- for (i = 0, x2 = thisx; i < nchange; i++, x2 += increment)
- {
- template_setfloat(array_motion_template,
- array_motion_yfield,
- (t_word *)(charword + array_motion_elemsize * x2),
- newy, 1);
- if (nchange > 1)
- newy -= ydiff * (1./(nchange - 1));
- }
- array_motion_lastx = thisx;
- }
- glist_redrawitem(array_motion_glist, array_motion_gobj);
-}
-
-int array_doclick(t_array *array, t_glist *glist, t_gobj *gobj,
- t_symbol *elemtemplatesym,
- float linewidth, float xloc, float xinc, float yloc,
- int xpix, int ypix, int shift, int alt, int dbl, int doit)
-{
- t_canvas *elemtemplatecanvas;
- t_template *elemtemplate;
- int elemsize, yonset, wonset, xonset, i;
-
- if (!array_getfields(elemtemplatesym, &elemtemplatecanvas,
- &elemtemplate, &elemsize, &xonset, &yonset, &wonset))
- {
- float best = 100;
- int incr;
- /* if it has more than 2000 points, just check 300 of them. */
- if (array->a_n < 2000)
- incr = 1;
- else incr = array->a_n / 300;
- for (i = 0; i < array->a_n; i += incr)
- {
- float pxpix, pypix, pwpix, dx, dy;
- array_getcoordinate(glist, (char *)(array->a_vec) + i * elemsize,
- xonset, yonset, wonset, i, xloc, yloc, xinc,
- &pxpix, &pypix, &pwpix);
- if (pwpix < 4)
- pwpix = 4;
- dx = pxpix - xpix;
- if (dx < 0) dx = -dx;
- if (dx > 8)
- continue;
- dy = pypix - ypix;
- if (dy < 0) dy = -dy;
- if (dx + dy < best)
- best = dx + dy;
- if (wonset >= 0)
- {
- dy = (pypix + pwpix) - ypix;
- if (dy < 0) dy = -dy;
- if (dx + dy < best)
- best = dx + dy;
- dy = (pypix - pwpix) - ypix;
- if (dy < 0) dy = -dy;
- if (dx + dy < best)
- best = dx + dy;
- }
- }
- if (best > 8)
- return (0);
- best += 0.001; /* add truncation error margin */
- for (i = 0; i < array->a_n; i += incr)
- {
- float pxpix, pypix, pwpix, dx, dy, dy2, dy3;
- array_getcoordinate(glist, (char *)(array->a_vec) + i * elemsize,
- xonset, yonset, wonset, i, xloc, yloc, xinc,
- &pxpix, &pypix, &pwpix);
- if (pwpix < 4)
- pwpix = 4;
- dx = pxpix - xpix;
- if (dx < 0) dx = -dx;
- dy = pypix - ypix;
- if (dy < 0) dy = -dy;
- if (wonset >= 0)
- {
- dy2 = (pypix + pwpix) - ypix;
- if (dy2 < 0) dy2 = -dy2;
- dy3 = (pypix - pwpix) - ypix;
- if (dy3 < 0) dy3 = -dy3;
- if (yonset <= 0)
- dy = 100;
- }
- else dy2 = dy3 = 100;
- if (dx + dy <= best || dx + dy2 <= best || dx + dy3 <= best)
- {
- if (dy < dy2 && dy < dy3)
- array_motion_fatten = 0;
- else if (dy2 < dy3)
- array_motion_fatten = -1;
- else array_motion_fatten = 1;
- if (doit)
- {
- char *elem = (char *)array->a_vec;
- array_motion_elemsize = elemsize;
- array_motion_glist = glist;
- array_motion_gobj = gobj;
- array_motion_template = elemtemplate;
- array_motion_xperpix = glist_dpixtodx(glist, 1);
- array_motion_yperpix = glist_dpixtody(glist, 1);
- if (alt && xpix < pxpix) /* delete a point */
- {
- if (array->a_n <= 1)
- return (0);
- memmove((char *)(array->a_vec) + elemsize * i,
- (char *)(array->a_vec) + elemsize * (i+1),
- (array->a_n - 1 - i) * elemsize);
- array_resize(array, elemtemplate, array->a_n - 1);
- glist_redrawitem(array_motion_glist, array_motion_gobj);
- return (0);
- }
- else if (alt)
- {
- /* add a point (after the clicked-on one) */
- array_resize(array, elemtemplate, array->a_n + 1);
- elem = (char *)array->a_vec;
- memmove(elem + elemsize * (i+1),
- elem + elemsize * i,
- (array->a_n - i - 1) * elemsize);
- i++;
- }
- if (xonset >= 0)
- {
- array_motion_xfield = gensym("x");
- array_motion_xcumulative =
- *(float *)((elem + elemsize * i) + xonset);
- array_motion_wp = (t_word *)(elem + i * elemsize);
- array_motion_npoints = array->a_n - i;
- }
- else
- {
- array_motion_xfield = &s_;
- array_motion_xcumulative = 0;
- array_motion_wp = (t_word *)elem;
- array_motion_npoints = array->a_n;
-
- array_motion_initx = i;
- array_motion_lastx = i;
- array_motion_xperpix *= (xinc == 0 ? 1 : 1./xinc);
- }
- if (array_motion_fatten)
- {
- array_motion_yfield = gensym("w");
- array_motion_ycumulative =
- *(float *)((elem + elemsize * i) + wonset);
- array_motion_yperpix *= array_motion_fatten;
- }
- else if (yonset >= 0)
- {
- array_motion_yfield = gensym("y");
- array_motion_ycumulative =
- *(float *)((elem + elemsize * i) + yonset);
- }
- else
- {
- array_motion_yfield = &s_;
- array_motion_ycumulative = 0;
- }
- glist_grab(glist, 0, array_motion, 0, xpix, ypix);
- }
- if (alt)
- {
- if (xpix < pxpix)
- return (CURSOR_EDITMODE_DISCONNECT);
- else return (CURSOR_RUNMODE_ADDPOINT);
- }
- else return (array_motion_fatten ?
- CURSOR_RUNMODE_THICKEN : CURSOR_RUNMODE_CLICKME);
- }
- }
- }
- return (0);
-}
-
-/* -------------------- widget behavior for garray ------------ */
-
-static void garray_getrect(t_gobj *z, t_glist *glist,
- int *xp1, int *yp1, int *xp2, int *yp2)
-{
- t_garray *x = (t_garray *)z;
- float x1 = 0x7fffffff, y1 = 0x7fffffff, x2 = -0x7fffffff, y2 = -0x7fffffff;
- t_canvas *elemtemplatecanvas;
- t_template *elemtemplate;
- int elemsize, yonset, wonset, xonset, i;
-
- if (!array_getfields(x->x_templatesym, &elemtemplatecanvas,
- &elemtemplate, &elemsize, &xonset, &yonset, &wonset))
- {
- int incr;
- /* if it has more than 2000 points, just check 300 of them. */
- if (x->x_array.a_n < 2000)
- incr = 1;
- else incr = x->x_array.a_n / 300;
- for (i = 0; i < x->x_array.a_n; i += incr)
- {
- float pxpix, pypix, pwpix, dx, dy;
- array_getcoordinate(glist, (char *)(x->x_array.a_vec) +
- i * elemsize,
- xonset, yonset, wonset, i, 0, 0, 1,
- &pxpix, &pypix, &pwpix);
- if (pwpix < 2)
- pwpix = 2;
- if (pxpix < x1)
- x1 = pxpix;
- if (pxpix > x2)
- x2 = pxpix;
- if (pypix - pwpix < y1)
- y1 = pypix - pwpix;
- if (pypix + pwpix > y2)
- y2 = pypix + pwpix;
- }
- }
- *xp1 = x1;
- *yp1 = y1;
- *xp2 = x2;
- *yp2 = y2;
-}
-
-static void garray_displace(t_gobj *z, t_glist *glist, int dx, int dy)
-{
- /* refuse */
-}
-
-static void garray_select(t_gobj *z, t_glist *glist, int state)
-{
- t_garray *x = (t_garray *)z;
- /* fill in later */
-}
-
-static void garray_activate(t_gobj *z, t_glist *glist, int state)
-{
-}
-
-static void garray_delete(t_gobj *z, t_glist *glist)
-{
- /* nothing to do */
-}
-
-static void garray_vis(t_gobj *z, t_glist *glist, int vis)
-{
- t_garray *x = (t_garray *)z;
- if (vis)
- {
- int i, xonset, yonset, type;
- t_symbol *arraytype;
- t_template *template = template_findbyname(x->x_templatesym);
- if (!template)
- return;
- if (!template_find_field(template, gensym("y"), &yonset, &type,
- &arraytype) || type != DT_FLOAT)
- {
- error("%s: needs floating-point 'y' field",
- x->x_templatesym->s_name);
- sys_vgui(".x%x.c create text 50 50 -text foo\
- -tags .x%x.a%x\n",
- glist_getcanvas(glist), glist_getcanvas(glist), x);
- }
- else if (!template_find_field(template, gensym("x"), &xonset, &type,
- &arraytype) || type != DT_FLOAT)
- {
- float firsty, xcum = x->x_firstx;
- int lastpixel = -1, ndrawn = 0;
- float yval = 0, xpix;
- int ixpix = 0;
- sys_vgui(".x%x.c create line \\\n", glist_getcanvas(glist));
- for (i = 0; i < x->x_n; i++)
- {
- yval = fixtof(*(t_sample *)(x->x_vec +
- template->t_n * i * sizeof (t_word) + yonset));
- xpix = glist_xtopixels(glist, xcum);
- ixpix = xpix + 0.5;
- if (ixpix != lastpixel)
- {
- sys_vgui("%d %f \\\n", ixpix,
- glist_ytopixels(glist, yval));
- ndrawn++;
- }
- lastpixel = ixpix;
- if (ndrawn >= 1000) break;
- xcum += x->x_xinc;
- }
- /* TK will complain if there aren't at least 2 points... */
- if (ndrawn == 0) sys_vgui("0 0 0 0 \\\n");
- else if (ndrawn == 1) sys_vgui("%d %f \\\n", ixpix,
- glist_ytopixels(glist, yval));
- sys_vgui("-tags .x%x.a%x\n", glist_getcanvas(glist), x);
- firsty = fixtof(*(t_sample *)(x->x_vec + yonset));
- sys_vgui(".x%x.c create text %f %f -text {%s} -anchor e\
- -font -*-courier-bold--normal--%d-* -tags .x%x.a%x\n",
- glist_getcanvas(glist),
- glist_xtopixels(glist, x->x_firstx) - 5.,
- glist_ytopixels(glist, firsty),
- x->x_name->s_name, glist_getfont(glist),
- glist_getcanvas(glist), x);
- }
- else
- {
- post("x, y arrays not yet supported");
- }
- }
- else
- {
- sys_vgui(".x%x.c delete .x%x.a%x\n",
- glist_getcanvas(glist), glist_getcanvas(glist), x);
- }
-}
-
-static int garray_click(t_gobj *z, struct _glist *glist,
- int xpix, int ypix, int shift, int alt, int dbl, int doit)
-{
- t_garray *x = (t_garray *)z;
- return (array_doclick(&x->x_array, glist, z, x->x_templatesym, 1, 0, 1, 0,
- xpix, ypix, shift, alt, dbl, doit));
-}
-
-#define ARRAYWRITECHUNKSIZE 1000
-
-static void garray_save(t_gobj *z, t_binbuf *b)
-{
- t_garray *x = (t_garray *)z;
- binbuf_addv(b, "sssisi;", gensym("#X"), gensym("array"),
- x->x_name, x->x_n, x->x_templatesym, x->x_saveit);
- fprintf(stderr,"array save\n");
- if (x->x_saveit)
- {
- int n = x->x_n, n2 = 0;
- if (x->x_templatesym != &s_float)
- {
- pd_error(x, "sorry, you can only save 'float' arrays now");
- return;
- }
- if (n > 200000)
- post("warning: I'm saving an array with %d points!\n", n);
- while (n2 < n)
- {
- int chunk = n - n2, i;
- if (chunk > ARRAYWRITECHUNKSIZE)
- chunk = ARRAYWRITECHUNKSIZE;
- binbuf_addv(b, "si", gensym("#A"), n2);
- for (i = 0; i < chunk; i++)
- binbuf_addv(b, "f", fixtof(((t_sample *)(x->x_vec))[n2+i]));
- binbuf_addv(b, ";");
- n2 += chunk;
- }
- }
-}
-
-t_widgetbehavior garray_widgetbehavior =
-{
- garray_getrect,
- garray_displace,
- garray_select,
- garray_activate,
- garray_delete,
- garray_vis,
- garray_click
-};
-
-/* ----------------------- public functions -------------------- */
-
-void garray_usedindsp(t_garray *x)
-{
- x->x_usedindsp = 1;
-}
-
-void garray_redraw(t_garray *x)
-{
- if (glist_isvisible(x->x_glist))
- {
- garray_vis(&x->x_gobj, x->x_glist, 0);
- garray_vis(&x->x_gobj, x->x_glist, 1);
- }
-}
-
- /* This functiopn gets the template of an array; if we can't figure
- out what template an array's elements belong to we're in grave trouble
- when it's time to free or resize it. */
-t_template *garray_template(t_garray *x)
-{
- t_template *template = template_findbyname(x->x_templatesym);
- if (!template)
- bug("garray_template");
- return (template);
-}
-
-int garray_npoints(t_garray *x) /* get the length */
-{
- return (x->x_n);
-}
-
-char *garray_vec(t_garray *x) /* get the contents */
-{
- return ((char *)(x->x_vec));
-}
-
- /* routine that checks if we're just an array of floats and if
- so returns the goods */
-
-int garray_getfloatarray(t_garray *x, int *size, t_sample **vec)
-{
- t_template *template = garray_template(x);
- int yonset, type;
- t_symbol *arraytype;
- if (!template_find_field(template, gensym("y"), &yonset,
- &type, &arraytype) || type != DT_FLOAT)
- error("%s: needs floating-point 'y' field",
- x->x_templatesym->s_name);
- else if (template->t_n != 1)
- error("%s: has more than one field", x->x_templatesym->s_name);
- else
- {
- *size = garray_npoints(x);
- *vec = (t_sample *)garray_vec(x);
- return (1);
- }
- return (0);
-}
-
- /* get any floating-point field of any element of an array */
-float garray_get(t_garray *x, t_symbol *s, t_int indx)
-{
- t_template *template = garray_template(x);
- int yonset, type;
- t_symbol *arraytype;
- if (!template_find_field(template, gensym("y"), &yonset,
- &type, &arraytype) || type != DT_FLOAT)
- {
- error("%s: needs floating-point '%s' field", x->x_templatesym->s_name,
- s->s_name);
- return (0);
- }
- if (indx < 0) indx = 0;
- else if (indx >= x->x_n) indx = x->x_n - 1;
- return (*(float *)((x->x_vec + sizeof(t_word) * indx) + yonset));
-}
-
- /* set the "saveit" flag */
-void garray_setsaveit(t_garray *x, int saveit)
-{
- if (x->x_saveit && !saveit)
- post("warning: array %s: clearing save-in-patch flag",
- x->x_name->s_name);
- x->x_saveit = saveit;
-}
-
-/*------------------- Pd messages ------------------------ */
-static void garray_const(t_garray *x, t_floatarg g)
-{
- t_template *template = garray_template(x);
- int yonset, type, i;
- t_symbol *arraytype;
- if (!template_find_field(template, gensym("y"), &yonset,
- &type, &arraytype) || type != DT_FLOAT)
- error("%s: needs floating-point 'y' field",
- x->x_templatesym->s_name);
- else for (i = 0; i < x->x_n; i++)
- *(float *)(((char *)x->x_vec + sizeof(t_word) * i) + yonset) = g;
- garray_redraw(x);
-}
-
- /* sum of Fourier components; called from routines below */
-static void garray_dofo(t_garray *x, int npoints, float dcval,
- int nsin, t_float *vsin, int sineflag)
-{
- t_template *template = garray_template(x);
- int yonset, type, i, j;
- t_symbol *arraytype;
- double phase, phaseincr, fj;
- if (npoints == 0)
- npoints = 512; /* dunno what a good default would be... */
- if (npoints != (1 << ilog2(npoints)))
- post("%s: rounnding to %d points", x->x_templatesym->s_name,
- (npoints = (1<<ilog2(npoints))));
- garray_resize(x, npoints + 3);
- phaseincr = 2. * 3.14159 / npoints;
- if (!template_find_field(template, gensym("y"), &yonset,
- &type, &arraytype) || type != DT_FLOAT)
- {
- error("%s: needs floating-point 'y' field", x->x_templatesym->s_name);
- return;
- }
- for (i = 0, phase = -phaseincr; i < x->x_n; i++, phase += phaseincr )
- {
- double sum = dcval;
- if (sineflag)
- for (j = 0, fj = phase; j < nsin; j++, fj += phase)
- sum += vsin[j] * sin(fj);
- else
- for (j = 0, fj = 0; j < nsin; j++, fj += phase)
- sum += vsin[j] * cos(fj);
- *(float *)((x->x_vec + sizeof(t_word) * i) + yonset) = sum;
- }
- garray_redraw(x);
-}
-
-static void garray_sinesum(t_garray *x, t_symbol *s, int argc, t_atom *argv)
-{
- t_template *template = garray_template(x);
-
- t_float *svec = (t_float *)t_getbytes(sizeof(t_float) * argc);
- int npoints, i;
- if (argc < 2)
- {
- error("sinesum: %s: need number of points and partial strengths",
- x->x_templatesym->s_name);
- return;
- }
-
- npoints = atom_getfloatarg(0, argc, argv);
- argv++, argc--;
-
- svec = (t_float *)t_getbytes(sizeof(t_float) * argc);
- if (!svec) return;
-
- for (i = 0; i < argc; i++)
- svec[i] = atom_getfloatarg(i, argc, argv);
- garray_dofo(x, npoints, 0, argc, svec, 1);
- t_freebytes(svec, sizeof(t_float) * argc);
-}
-
-static void garray_cosinesum(t_garray *x, t_symbol *s, int argc, t_atom *argv)
-{
- t_template *template = garray_template(x);
-
- t_float *svec = (t_float *)t_getbytes(sizeof(t_float) * argc);
- int npoints, i;
- if (argc < 2)
- {
- error("sinesum: %s: need number of points and partial strengths",
- x->x_templatesym->s_name);
- return;
- }
-
- npoints = atom_getfloatarg(0, argc, argv);
- argv++, argc--;
-
- svec = (t_float *)t_getbytes(sizeof(t_float) * argc);
- if (!svec) return;
-
- for (i = 0; i < argc; i++)
- svec[i] = atom_getfloatarg(i, argc, argv);
- garray_dofo(x, npoints, 0, argc, svec, 0);
- t_freebytes(svec, sizeof(t_float) * argc);
-}
-
-static void garray_normalize(t_garray *x, t_float f)
-{
- t_template *template = garray_template(x);
- int yonset, type, npoints, i;
- double maxv, renormer;
- t_symbol *arraytype;
-
- if (f <= 0)
- f = 1;
-
- if (!template_find_field(template, gensym("y"), &yonset,
- &type, &arraytype) || type != DT_FLOAT)
- {
- error("%s: needs floating-point 'y' field", x->x_templatesym->s_name);
- return;
- }
- for (i = 0, maxv = 0; i < x->x_n; i++)
- {
- double v = *(float *)((x->x_vec + sizeof(t_word) * i) + yonset);
- if (v > maxv)
- maxv = v;
- if (-v > maxv)
- maxv = -v;
- }
- if (maxv >= 0)
- {
- renormer = f / maxv;
- for (i = 0; i < x->x_n; i++)
- {
- *(float *)((x->x_vec + sizeof(t_word) * i) + yonset)
- *= renormer;
- }
- }
- garray_redraw(x);
-}
-
- /* list -- the first value is an index; subsequent values are put in
- the "y" slot of the array. This generalizes Max's "table", sort of. */
-static void garray_list(t_garray *x, t_symbol *s, int argc, t_atom *argv)
-{
- t_template *template = garray_template(x);
- int yonset, type, i;
- t_symbol *arraytype;
- if (!template_find_field(template, gensym("y"), &yonset,
- &type, &arraytype) || type != DT_FLOAT)
- error("%s: needs floating-point 'y' field",
- x->x_templatesym->s_name);
- else if (argc < 2) return;
- else
- {
- int firstindex = atom_getfloat(argv);
- argc--;
- argv++;
- /* drop negative x values */
- if (firstindex < 0)
- {
- argc += firstindex;
- argv -= firstindex;
- firstindex = 0;
- if (argc <= 0) return;
- }
- if (argc + firstindex > x->x_n)
- {
- argc = x->x_n - firstindex;
- if (argc <= 0) return;
- }
- for (i = 0; i < argc; i++)
- *(t_sample *)((x->x_vec + sizeof(t_word) * (i + firstindex)) + yonset) =
- ftofix(atom_getfloat(argv + i));
- }
- garray_redraw(x);
-}
-
- /* forward a "bounds" message to the owning graph */
-static void garray_bounds(t_garray *x, t_floatarg x1, t_floatarg y1,
- t_floatarg x2, t_floatarg y2)
-{
- vmess(&x->x_glist->gl_pd, gensym("bounds"), "ffff", x1, y1, x2, y2);
-}
-
- /* same for "xticks", etc */
-static void garray_xticks(t_garray *x,
- t_floatarg point, t_floatarg inc, t_floatarg f)
-{
- vmess(&x->x_glist->gl_pd, gensym("xticks"), "fff", point, inc, f);
-}
-
-static void garray_yticks(t_garray *x,
- t_floatarg point, t_floatarg inc, t_floatarg f)
-{
- vmess(&x->x_glist->gl_pd, gensym("yticks"), "fff", point, inc, f);
-}
-
-static void garray_xlabel(t_garray *x, t_symbol *s, int argc, t_atom *argv)
-{
- typedmess(&x->x_glist->gl_pd, s, argc, argv);
-}
-
-static void garray_ylabel(t_garray *x, t_symbol *s, int argc, t_atom *argv)
-{
- typedmess(&x->x_glist->gl_pd, s, argc, argv);
-}
- /* change the name of a garray. */
-static void garray_rename(t_garray *x, t_symbol *s)
-{
- pd_unbind(&x->x_gobj.g_pd, x->x_realname);
- pd_bind(&x->x_gobj.g_pd, x->x_realname = x->x_name = s);
- garray_redraw(x);
-}
-
-static void garray_read(t_garray *x, t_symbol *filename)
-{
- int nelem = x->x_n, filedesc;
- FILE *fd;
- char buf[MAXPDSTRING], *bufptr;
- t_template *template = garray_template(x);
- int yonset, type, i;
- t_symbol *arraytype;
- if (!template_find_field(template, gensym("y"), &yonset,
- &type, &arraytype) || type != DT_FLOAT)
- {
- error("%s: needs floating-point 'y' field", x->x_templatesym->s_name);
- return;
- }
- if ((filedesc = open_via_path(
- canvas_getdir(glist_getcanvas(x->x_glist))->s_name,
- filename->s_name, "", buf, &bufptr, MAXPDSTRING, 0)) < 0
- || !(fd = fdopen(filedesc, "r")))
- {
- error("%s: can't open", filename->s_name);
- return;
- }
- for (i = 0; i < nelem; i++)
- {
- if (!fscanf(fd, "%f", (float *)((x->x_vec + sizeof(t_word) * i) +
- yonset)))
- {
- post("%s: read %d elements into table of size %d",
- filename->s_name, i, nelem);
- break;
- }
- }
- while (i < nelem)
- *(float *)((x->x_vec + sizeof(t_word) * i) + yonset) = 0, i++;
- fclose(fd);
- garray_redraw(x);
-}
-
- /* this should be renamed and moved... */
-int garray_ambigendian(void)
-{
- unsigned short s = 1;
- unsigned char c = *(char *)(&s);
- return (c==0);
-}
-
-#define BINREADMODE "rb"
-#define BINWRITEMODE "wb"
-
-static void garray_read16(t_garray *x, t_symbol *filename,
- t_symbol *endian, t_floatarg fskip)
-{
- int skip = fskip, filedesc;
- int i, nelem;
- t_sample *vec;
- FILE *fd;
- char buf[MAXPDSTRING], *bufptr;
- short s;
- int cpubig = garray_ambigendian(), swap = 0;
- char c = endian->s_name[0];
- if (c == 'b')
- {
- if (!cpubig) swap = 1;
- }
- else if (c == 'l')
- {
- if (cpubig) swap = 1;
- }
- else if (c)
- {
- error("array_read16: endianness is 'l' (low byte first ala INTEL)");
- post("... or 'b' (high byte first ala MIPS,DEC,PPC)");
- }
- if (!garray_getfloatarray(x, &nelem, &vec))
- {
- error("%s: not a float array", x->x_templatesym->s_name);
- return;
- }
- if ((filedesc = open_via_path(
- canvas_getdir(glist_getcanvas(x->x_glist))->s_name,
- filename->s_name, "", buf, &bufptr, MAXPDSTRING, 1)) < 0
- || !(fd = fdopen(filedesc, BINREADMODE)))
- {
- error("%s: can't open", filename->s_name);
- return;
- }
- if (skip)
- {
- long pos = fseek(fd, (long)skip, SEEK_SET);
- if (pos < 0)
- {
- error("%s: can't seek to byte %d", buf, skip);
- fclose(fd);
- return;
- }
- }
-
- for (i = 0; i < nelem; i++)
- {
- if (fread(&s, sizeof(s), 1, fd) < 1)
- {
- post("%s: read %d elements into table of size %d",
- filename->s_name, i, nelem);
- break;
- }
- if (swap) s = ((s & 0xff) << 8) | ((s & 0xff00) >> 8);
- vec[i] = s * (1./32768.);
- }
- while (i < nelem) vec[i++] = 0;
- fclose(fd);
- garray_redraw(x);
-}
-
-static void garray_write(t_garray *x, t_symbol *filename)
-{
- FILE *fd;
- char buf[MAXPDSTRING];
- t_template *template = garray_template(x);
- int yonset, type, i;
- t_symbol *arraytype;
- if (!template_find_field(template, gensym("y"), &yonset,
- &type, &arraytype) || type != DT_FLOAT)
- {
- error("%s: needs floating-point 'y' field", x->x_templatesym->s_name);
- return;
- }
- canvas_makefilename(glist_getcanvas(x->x_glist), filename->s_name,
- buf, MAXPDSTRING);
- sys_bashfilename(buf, buf);
- if (!(fd = fopen(buf, "w")))
- {
- error("%s: can't create", buf);
- return;
- }
- for (i = 0; i < x->x_n; i++)
- {
- if (fprintf(fd, "%g\n",
- *(float *)((x->x_vec + sizeof(t_word) * i) + yonset)) < 1)
- {
- post("%s: write error", filename->s_name);
- break;
- }
- }
- fclose(fd);
-}
-
-static unsigned char waveheader[] = {
-0x52, 0x49, 0x46, 0x46,
-0x00, 0x00, 0x00, 0x00,
-0x57, 0x41, 0x56, 0x45,
-0x66, 0x6d, 0x74, 0x20,
-
-0x10, 0x00, 0x00, 0x00,
-0x01, 0x00, 0x01, 0x00,
-0x44, 0xac, 0x00, 0x00,
-0x88, 0x58, 0x01, 0x00,
-
-0x02, 0x00, 0x10, 0x00,
-0x64, 0x61, 0x74, 0x61,
-0x00, 0x00, 0x00, 0x00,
-};
-
- /* wave format only so far */
-static void garray_write16(t_garray *x, t_symbol *filename, t_symbol *format)
-{
- t_template *template = garray_template(x);
- int yonset, type, i;
- t_symbol *arraytype;
- FILE *fd;
- int aiff = (format == gensym("aiff"));
- char filenamebuf[MAXPDSTRING], buf2[MAXPDSTRING];
- int swap = garray_ambigendian(); /* wave is only little endian */
- int intbuf;
- strncpy(filenamebuf, filename->s_name, MAXPDSTRING-10);
- filenamebuf[MAXPDSTRING-10] = 0;
- if (sizeof(int) != 4) post("write16: only works on 32-bit machines");
- if (aiff)
- {
- if (strcmp(filenamebuf + strlen(filenamebuf)-5, ".aiff"))
- strcat(filenamebuf, ".aiff");
- }
- else
- {
- if (strcmp(filenamebuf + strlen(filenamebuf)-4, ".wav"))
- strcat(filenamebuf, ".wav");
- }
- if (!template_find_field(template, gensym("y"), &yonset,
- &type, &arraytype) || type != DT_FLOAT)
- {
- error("%s: needs floating-point 'y' field", x->x_templatesym->s_name);
- return;
- }
- canvas_makefilename(glist_getcanvas(x->x_glist), filenamebuf,
- buf2, MAXPDSTRING);
- sys_bashfilename(buf2, buf2);
- if (!(fd = fopen(buf2, BINWRITEMODE)))
- {
- error("%s: can't create", buf2);
- return;
- }
- intbuf = 2 * x->x_n + 36;
- if (swap)
- {
- unsigned char *foo = (unsigned char *)&intbuf, xxx;
- xxx = foo[0]; foo[0] = foo[3]; foo[3] = xxx;
- xxx = foo[1]; foo[1] = foo[2]; foo[2] = xxx;
- }
- memcpy((void *)(waveheader + 4), (void *)(&intbuf), 4);
- intbuf = 2 * x->x_n;
- if (swap)
- {
- unsigned char *foo = (unsigned char *)&intbuf, xxx;
- xxx = foo[0]; foo[0] = foo[3]; foo[3] = xxx;
- xxx = foo[1]; foo[1] = foo[2]; foo[2] = xxx;
- }
- memcpy((void *)(waveheader + 40), (void *)(&intbuf), 4);
- if (fwrite(waveheader, sizeof(waveheader), 1, fd) < 1)
- {
- post("%s: write error", buf2);
- goto closeit;
- }
- for (i = 0; i < x->x_n; i++)
- {
- float f = 32767. * *(float *)((x->x_vec + sizeof(t_word) * i) + yonset);
- short sh;
- if (f < -32768) f = -32768;
- else if (f > 32767) f = 32767;
- sh = f;
- if (swap)
- {
- unsigned char *foo = (unsigned char *)&sh, xxx;
- xxx = foo[0]; foo[0] = foo[1]; foo[1] = xxx;
- }
- if (fwrite(&sh, sizeof(sh), 1, fd) < 1)
- {
- post("%s: write error", buf2);
- goto closeit;
- }
- }
-closeit:
- fclose(fd);
-}
-
-void garray_resize(t_garray *x, t_floatarg f)
-{
- int was = x->x_n, elemsize;
- t_glist *gl;
- int dspwas;
- int n = f;
- char *nvec;
-
- if (n < 1) n = 1;
- elemsize = template_findbyname(x->x_templatesym)->t_n * sizeof(t_word);
- nvec = t_resizebytes(x->x_vec, was * elemsize, n * elemsize);
- if (!nvec)
- {
- pd_error(x, "array resize failed: out of memory");
- return;
- }
- x->x_vec = nvec;
- /* LATER should check t_resizebytes result */
- if (n > was)
- memset(x->x_vec + was*elemsize,
- 0, (n - was) * elemsize);
- x->x_n = n;
-
- /* if this is the only array in the graph,
- reset the graph's coordinates */
- gl = x->x_glist;
- if (gl->gl_list == &x->x_gobj && !x->x_gobj.g_next)
- {
- vmess(&gl->gl_pd, gensym("bounds"), "ffff",
- 0., gl->gl_y1, (double)(n > 1 ? n-1 : 1), gl->gl_y2);
- /* close any dialogs that might have the wrong info now... */
- gfxstub_deleteforkey(gl);
- }
- else garray_redraw(x);
- if (x->x_usedindsp) canvas_update_dsp();
-}
-
-static void garray_print(t_garray *x)
-{
- post("garray %s: template %s, length %d",
- x->x_name->s_name, x->x_templatesym->s_name, x->x_n);
-}
-
-void g_array_setup(void)
-{
- garray_class = class_new(gensym("array"), 0, (t_method)garray_free,
- sizeof(t_garray), CLASS_GOBJ, 0);
- class_setwidget(garray_class, &garray_widgetbehavior);
- class_addmethod(garray_class, (t_method)garray_const, gensym("const"),
- A_DEFFLOAT, A_NULL);
- class_addlist(garray_class, garray_list);
- class_addmethod(garray_class, (t_method)garray_bounds, gensym("bounds"),
- A_FLOAT, A_FLOAT, A_FLOAT, A_FLOAT, A_NULL);
- class_addmethod(garray_class, (t_method)garray_xticks, gensym("xticks"),
- A_FLOAT, A_FLOAT, A_FLOAT, 0);
- class_addmethod(garray_class, (t_method)garray_xlabel, gensym("xlabel"),
- A_GIMME, 0);
- class_addmethod(garray_class, (t_method)garray_yticks, gensym("yticks"),
- A_FLOAT, A_FLOAT, A_FLOAT, 0);
- class_addmethod(garray_class, (t_method)garray_ylabel, gensym("ylabel"),
- A_GIMME, 0);
- class_addmethod(garray_class, (t_method)garray_rename, gensym("rename"),
- A_SYMBOL, 0);
- class_addmethod(garray_class, (t_method)garray_read, gensym("read"),
- A_SYMBOL, A_NULL);
- class_addmethod(garray_class, (t_method)garray_read16, gensym("read16"),
- A_SYMBOL, A_DEFFLOAT, A_DEFSYM, A_NULL);
- class_addmethod(garray_class, (t_method)garray_write, gensym("write"),
- A_SYMBOL, A_NULL);
- class_addmethod(garray_class, (t_method)garray_write16, gensym("write16"),
- A_SYMBOL, A_DEFSYM, A_NULL);
- class_addmethod(garray_class, (t_method)garray_resize, gensym("resize"),
- A_FLOAT, A_NULL);
- class_addmethod(garray_class, (t_method)garray_print, gensym("print"),
- A_NULL);
- class_addmethod(garray_class, (t_method)garray_sinesum, gensym("sinesum"),
- A_GIMME, 0);
- class_addmethod(garray_class, (t_method)garray_cosinesum,
- gensym("cosinesum"), A_GIMME, 0);
- class_addmethod(garray_class, (t_method)garray_normalize,
- gensym("normalize"), A_DEFFLOAT, 0);
- class_addmethod(garray_class, (t_method)garray_arraydialog,
- gensym("arraydialog"), A_SYMBOL, A_FLOAT, A_FLOAT, A_FLOAT, A_NULL);
- class_setsavefn(garray_class, garray_save);
-}
-
-