From 341737388e8c6b380fb6d44bbd2912e06d2d5f1b Mon Sep 17 00:00:00 2001
From: Ivica Ico Bukvic <ico@vt.edu>
Date: Fri, 3 Aug 2012 22:01:56 -0400
Subject: [PATCH] added dsp_suspend to undo actions to improve stability
---
src/g_undo.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/src/g_undo.c b/src/g_undo.c
index dadde7413..a3740ee47 100644
--- a/src/g_undo.c
+++ b/src/g_undo.c
@@ -53,6 +53,7 @@ t_undo_action *canvas_undo_add(t_canvas *x, int type, const char *name, void *da
void canvas_undo_undo(t_canvas *x)
{
+ int dspwas = canvas_suspend_dsp();
if (x->u_queue && x->u_last != x->u_queue) {
we_are_undoing = 1;
//fprintf(stderr,"canvas_undo_undo %d\n", x->u_last->type);
@@ -86,10 +87,12 @@ void canvas_undo_undo(t_canvas *x)
sys_vgui("pdtk_canvas_getscroll .x%lx.c\n", x);
}
}
+ canvas_resume_dsp(dspwas);
}
void canvas_undo_redo(t_canvas *x)
{
+ int dspwas = canvas_suspend_dsp();
if (x->u_queue && x->u_last->next) {
we_are_undoing = 1;
x->u_last = x->u_last->next;
@@ -123,10 +126,12 @@ void canvas_undo_redo(t_canvas *x)
sys_vgui("pdtk_canvas_getscroll .x%lx.c\n", x);
}
}
+ canvas_resume_dsp(dspwas);
}
void canvas_undo_rebranch(t_canvas *x)
{
+ int dspwas = canvas_suspend_dsp();
t_undo_action *a1, *a2;
//fprintf(stderr,"canvas_undo_rebranch");
if (x->u_last->next) {
@@ -154,6 +159,7 @@ void canvas_undo_rebranch(t_canvas *x)
a1 = a2;
}
}
+ canvas_resume_dsp(dspwas);
//fprintf(stderr,"done!\n");
}
@@ -169,6 +175,7 @@ void canvas_undo_purge_abstraction_actions(t_canvas *x)
void canvas_undo_free(t_canvas *x)
{
+ int dspwas = canvas_suspend_dsp();
t_undo_action *a1, *a2;
//fprintf(stderr,"canvas_undo_free");
if (x->u_queue) {
@@ -197,6 +204,7 @@ void canvas_undo_free(t_canvas *x)
a1 = a2;
}
}
+ canvas_resume_dsp(dspwas);
//fprintf(stderr,"done!\n");
}
--
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