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[Xie Yi <>]

Hi,

here is the result of debug. I hope it could help.

abbotxie@abbotxie-laptop:~/Programs/CGAL-3.6/demo/Surface_reconstruction_points_3$
gdb -ex r --args ./Point_set_demo 
GNU gdb (GDB) 7.1-ubuntu
Copyright (C) 2010 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later
<http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "i486-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from
/home/abbotxie/Programs/CGAL-3.6/demo/Surface_reconstruction_points_3/Point_set_demo...(no
debugging symbols found)...done.
Starting program:
/home/abbotxie/Programs/CGAL-3.6/demo/Surface_reconstruction_points_3/Point_set_demo
 
[Thread debugging using libthread_db enabled]
### Loading "libPS_demo_average_spacing_plugin.so"...
### Loading "libPS_demo_cleaning_plugin.so"...
### Loading "libPS_demo_inside_out_plugin.so"...
### Loading "libPS_demo_local_spacing_plugin.so"...
### Loading "libPS_demo_normal_estimation_plugin.so"...
### Loading "libPS_demo_off_plugin.so"...
### Loading "libPS_demo_poisson_plugin.so"...
### Loading "libPS_demo_simplification_plugin.so"...
### Loading "libPS_demo_smoothing_plugin.so"...
### Loading "libPS_demo_xyz_plugin.so"...
SplatRenderer: warning floating point textures are not supported.
SplatRenderer: warning copy of the depth buffer is not supported.
Succesfully loaded shader func 'VisibilityVP' in file 'Raycasting.glsl'
Succesfully loaded shader func 'VisibilityFP' in file 'Raycasting.glsl'
Succesfully loaded shader func 'AttributeVP' in file 'Raycasting.glsl'
Succesfully loaded shader func 'AttributeFP' in file 'Raycasting.glsl'
Succesfully loaded shader func 'Finalization' in file 'Finalization.glsl'
Allocating 720 x 360 radeon RBO (pitch 720)

Program received signal SIGSEGV, Segmentation fault.
0x00000000 in ?? ()
(gdb) bt
#0  0x00000000 in ?? ()
#1  0x0171982c in GlSplat::Shader::loadSources(char const*, char const*) ()
   from
/home/abbotxie/Programs/CGAL-3.6/demo/Surface_reconstruction_points_3/libgl_splat.so
#2  0x01717649 in GlSplat::SplatRenderer::configureShaders() ()
   from
/home/abbotxie/Programs/CGAL-3.6/demo/Surface_reconstruction_points_3/libgl_splat.so
#3  0x017193ee in GlSplat::SplatRenderer::beginVisibilityPass() ()
   from
/home/abbotxie/Programs/CGAL-3.6/demo/Surface_reconstruction_points_3/libgl_splat.so
#4  0x08062505 in Scene::draw_aux(bool) ()
#5  0x08062949 in Scene::draw() ()
#6  0x080606a9 in Viewer::draw() ()
#7  0x0166ad10 in QGLViewer::paintGL() () from /usr/lib/libQGLViewer.so.2
#8  0x0027be9b in QGLWidget::glDraw() () from /usr/lib/libQtOpenGL.so.4
#9  0x0027a38e in QGLWidget::paintEvent(QPaintEvent*) () from
/usr/lib/libQtOpenGL.so.4
#10 0x005936b6 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#11 0x0027ddf9 in QGLWidget::event(QEvent*) () from
/usr/lib/libQtOpenGL.so.4
#12 0x005354dc in QApplicationPrivate::notify_helper(QObject*, QEvent*) ()
from /usr/lib/libQtGui.so.4
#13 0x0053c0f9 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/libQtGui.so.4
#14 0x01208a3b in QCoreApplication::notifyInternal(QObject*, QEvent*) ()
from /usr/lib/libQtCore.so.4
#15 0x0059c9d6 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&,
QPoint const&, int, QPainter*, QWidgetBackingStore*) ()
   from /usr/lib/libQtGui.so.4
#16 0x00771926 in QWidgetPrivate::repaint_sys(QRegion const&) () from
/usr/lib/libQtGui.so.4
#17 0x0058cb3e in QWidgetPrivate::syncBackingStore() () from
/usr/lib/libQtGui.so.4
#18 0x00593e76 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#19 0x0027ddf9 in QGLWidget::event(QEvent*) () from
/usr/lib/libQtOpenGL.so.4
#20 0x005354dc in QApplicationPrivate::notify_helper(QObject*, QEvent*) ()
from /usr/lib/libQtGui.so.4
#21 0x0053c0f9 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/libQtGui.so.4
#22 0x01208a3b in QCoreApplication::notifyInternal(QObject*, QEvent*) ()
from /usr/lib/libQtCore.so.4
#23 0x0120b473 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int,
QThreadData*) () from /usr/lib/libQtCore.so.4
#24 0x0120b5dd in QCoreApplication::sendPostedEvents(QObject*, int) () from
/usr/lib/libQtCore.so.4
#25 0x01234adf in ?? () from /usr/lib/libQtCore.so.4
#26 0x01aa85e5 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#27 0x01aac2d8 in ?? () from /lib/libglib-2.0.so.0
#28 0x01aac4b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#29 0x012345d5 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() from /usr/lib/libQtCore.so.4
#30 0x005f5135 in ?? () from /usr/lib/libQtGui.so.4
#31 0x01207059 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQtCore.so.4
#32 0x012074aa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQtCore.so.4
#33 0x0120b69f in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#34 0x00535577 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#35 0x0805ff85 in main ()

Regards

XIE, Yi
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