diff options
Diffstat (limited to 'pd/src/g_graph.c')
| -rw-r--r-- | pd/src/g_graph.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/pd/src/g_graph.c b/pd/src/g_graph.c index b7ae4d81..8bb76ac0 100644 --- a/pd/src/g_graph.c +++ b/pd/src/g_graph.c @@ -113,10 +113,22 @@ void glist_delete(t_glist *x, t_gobj *y) void glist_clear(t_glist *x) { t_gobj *y, *y2; - int dspstate = canvas_suspend_dsp(); + int dspstate = 0, suspended = 0; + t_symbol *dspsym = gensym("dsp"); while (y = x->gl_list) + { + /* to avoid unnecessary DSP resorting, we suspend DSP + only if we hit a patchable object. */ + if (!suspended && pd_checkobject(&y->g_pd) && zgetfn(&y->g_pd, dspsym)) + { + dspstate = canvas_suspend_dsp(); + suspended = 1; + } + /* here's the real deletion. */ glist_delete(x, y); - canvas_resume_dsp(dspstate); + } + if (suspended) + canvas_resume_dsp(dspstate); } void glist_retext(t_glist *glist, t_text *y) @@ -618,7 +630,7 @@ void glist_redraw(t_glist *x) glist_getcanvas(x), oc, t.tr_lx1, t.tr_ly1, t.tr_lx2, t.tr_ly2); } - if (x->gl_owner) + if (x->gl_owner && glist_isvisible(x->gl_owner)) { graph_vis(&x->gl_gobj, x->gl_owner, 0); graph_vis(&x->gl_gobj, x->gl_owner, 1); |