Commit cc9c7aa3 authored by Andrew Worsley's avatar Andrew Worsley Committed by Michael Natterer

plug-ins: fix 2 bugs in fractal-trace

- crashes when computing % 0 when selection height < 100
- used y2 instead of x2 when computing width
- crash when selection in lower left corner
parent 24d844c9
......@@ -179,7 +179,7 @@ run (const gchar *name,
gimp_drawable_mask_bounds (drawable->drawable_id,
&selection.x1, &selection.y1,
&selection.x2, &selection.y2);
selection.width = selection.x2 - selection.y1;
selection.width = selection.x2 - selection.x1;
selection.height = selection.y2 - selection.y1;
selection.center_x = selection.x1 + (gdouble) selection.width / 2.0;
selection.center_y = selection.y1 + (gdouble) selection.height / 2.0;
......@@ -456,9 +456,15 @@ filter (GimpDrawable *drawable)
gdouble scale_x, scale_y;
gdouble cx, cy;
gdouble px, py;
gint h_percent;
gimp_progress_init (_("Fractal Trace"));
if (selection.width == 0 || selection.height == 0)
return;
h_percent = selection.height / 100;
scale_x = (parameters.x2 - parameters.x1) / selection.width;
scale_y = (parameters.y2 - parameters.y1) / selection.height;
......@@ -503,7 +509,7 @@ filter (GimpDrawable *drawable)
pixels_set (x, y, &pixel);
}
if (((y - selection.y1) % (selection.height / 100)) == 0)
if (h_percent == 0 || ((y - selection.y1) % h_percent) == 0)
gimp_progress_update ((gdouble) (y-selection.y1) / selection.height);
}
......
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