From 7d51676aa4911048299b130becd8163e55a43cc0 Mon Sep 17 00:00:00 2001
From: Mathieu L Bouchard <matju@artengine.ca>
Date: Fri, 22 Aug 2014 15:55:42 -0400
Subject: [PATCH] fix bug in graph_bounds when graph area is 0. Also don't call
redraw when bounds have not changed.
---
pd/src/g_graph.c | 17 +++++++++--------
1 file changed, 9 insertions(+), 8 deletions(-)
diff --git a/pd/src/g_graph.c b/pd/src/g_graph.c
index 3f960b99d..09d726fbd 100644
--- a/pd/src/g_graph.c
+++ b/pd/src/g_graph.c
@@ -596,18 +596,19 @@ void canvas_resortoutlets(t_canvas *x)
static void graph_bounds(t_glist *x, t_floatarg x1, t_floatarg y1,
t_floatarg x2, t_floatarg y2)
{
- x->gl_x1 = x1;
- x->gl_x2 = x2;
- x->gl_y1 = y1;
- x->gl_y2 = y2;
- if (x->gl_x2 == x->gl_x1 ||
- x->gl_y2 == x->gl_y1)
- {
+ if (x1==x2 || y1==y2) {
error("graph: empty bounds rectangle");
x1 = y1 = 0;
x2 = y2 = 1;
}
- glist_redraw(x);
+ if (x->gl_x1!=x1 || x->gl_y1!=y1 || x->gl_x2!=x2 || x->gl_y2!=y2) {
+ printf("%f %f %f %f %f %f %f %f\n",x->gl_x1,x1,x->gl_y1,y1,x->gl_x2,x2,x->gl_y2,y2);
+ x->gl_x1 = x1;
+ x->gl_x2 = x2;
+ x->gl_y1 = y1;
+ x->gl_y2 = y2;
+ glist_redraw(x);
+ }
}
static void graph_xticks(t_glist *x,
--
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