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test2/source/blender/freestyle/intern/scene_graph/NodeShape.cpp

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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* ***** END GPL LICENSE BLOCK *****
*/
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/** \file blender/freestyle/intern/scene_graph/NodeShape.cpp
* \ingroup freestyle
* \brief Class to build a shape node. It contains a Rep, which is the shape geometry
* \author Stephane Grabli
* \date 25/01/2002
*/
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#include "NodeShape.h"
Attempt to fix a potential name conflict between Freestyle and the compositor. A crash in the Freestyle renderer was reported by Ton on IRC with a stack trace below. Note that #2 is in Freestyle, whereas #1 is in the compositor. The problem was observed in a debug build on OS X 10.7 (gcc 4.2, openmp disabled, no llvm). ---------------------------------------------------------------------- Program received signal EXC_BAD_ACCESS, Could not access memory. Reason: 13 at address: 0x0000000000000000 [Switching to process 72386 thread 0xf303] 0x0000000100c129f3 in NodeBase::~NodeBase (this=0x10e501c80) at COM_NodeBase.cpp:43 43 delete (this->m_outputsockets.back()); Current language: auto; currently c++ (gdb) where #0 0x0000000100c129f3 in NodeBase::~NodeBase (this=0x10e501c80) at COM_NodeBase.cpp:43 #1 0x0000000100c29066 in Node::~Node (this=0x10e501c80) at COM_Node.h:49 #2 0x000000010089c273 in NodeShape::~NodeShape (this=0x10e501c80) at NodeShape.cpp:43 #3 0x000000010089910b in NodeGroup::destroy (this=0x10e501da0) at NodeGroup.cpp:61 #4 0x00000001008990cd in NodeGroup::destroy (this=0x10e5014b0) at NodeGroup.cpp:59 #5 0x00000001008990cd in NodeGroup::destroy (this=0x114e18da0) at NodeGroup.cpp:59 #6 0x00000001007e6602 in Controller::ClearRootNode (this=0x114e19640) at Controller.cpp:329 #7 0x00000001007ea52e in Controller::LoadMesh (this=0x114e19640, re=0x10aba4638, srl=0x1140f5258) at Controller.cpp:302 #8 0x00000001008030ad in prepare (re=0x10aba4638, srl=0x1140f5258) at FRS_freestyle.cpp:302 #9 0x000000010080457a in FRS_do_stroke_rendering (re=0x10aba4638, srl=0x1140f5258) at FRS_freestyle.cpp:600 #10 0x00000001006aeb9d in add_freestyle (re=0x10aba4638) at pipeline.c:1584 #11 0x00000001006aceb7 in do_render_3d (re=0x10aba4638) at pipeline.c:1094 #12 0x00000001006ae061 in do_render_fields_blur_3d (re=0x10aba4638) at pipeline.c:1367 #13 0x00000001006afa16 in do_render_composite_fields_blur_3d (re=0x10aba4638) at pipeline.c:1815 #14 0x00000001006b04e4 in do_render_all_options (re=0x10aba4638) at pipeline.c:2021 ---------------------------------------------------------------------- Apparently a name conflict between the two Blender modules is taking place. The present commit hence intends to address it by putting all the Freestyle C++ classes in the namespace 'Freestyle'. This revision will also prevent potential name conflicts with other Blender modules in the future. Special thanks to Lukas Toenne for the help with C++ namespace.
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namespace Freestyle {
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NodeShape::~NodeShape()
{
vector<Rep *>::iterator rep;
if (0 != _Shapes.size()) {
for (rep = _Shapes.begin(); rep != _Shapes.end(); ++rep) {
int refCount = (*rep)->destroy();
if (0 == refCount)
delete (*rep);
}
_Shapes.clear();
}
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}
void NodeShape::accept(SceneVisitor& v)
{
v.visitNodeShape(*this);
v.visitFrsMaterial(_FrsMaterial);
v.visitNodeShapeBefore(*this);
vector<Rep *>::iterator rep;
for (rep = _Shapes.begin(); rep != _Shapes.end(); ++rep)
(*rep)->accept(v);
v.visitNodeShapeAfter(*this);
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}
Attempt to fix a potential name conflict between Freestyle and the compositor. A crash in the Freestyle renderer was reported by Ton on IRC with a stack trace below. Note that #2 is in Freestyle, whereas #1 is in the compositor. The problem was observed in a debug build on OS X 10.7 (gcc 4.2, openmp disabled, no llvm). ---------------------------------------------------------------------- Program received signal EXC_BAD_ACCESS, Could not access memory. Reason: 13 at address: 0x0000000000000000 [Switching to process 72386 thread 0xf303] 0x0000000100c129f3 in NodeBase::~NodeBase (this=0x10e501c80) at COM_NodeBase.cpp:43 43 delete (this->m_outputsockets.back()); Current language: auto; currently c++ (gdb) where #0 0x0000000100c129f3 in NodeBase::~NodeBase (this=0x10e501c80) at COM_NodeBase.cpp:43 #1 0x0000000100c29066 in Node::~Node (this=0x10e501c80) at COM_Node.h:49 #2 0x000000010089c273 in NodeShape::~NodeShape (this=0x10e501c80) at NodeShape.cpp:43 #3 0x000000010089910b in NodeGroup::destroy (this=0x10e501da0) at NodeGroup.cpp:61 #4 0x00000001008990cd in NodeGroup::destroy (this=0x10e5014b0) at NodeGroup.cpp:59 #5 0x00000001008990cd in NodeGroup::destroy (this=0x114e18da0) at NodeGroup.cpp:59 #6 0x00000001007e6602 in Controller::ClearRootNode (this=0x114e19640) at Controller.cpp:329 #7 0x00000001007ea52e in Controller::LoadMesh (this=0x114e19640, re=0x10aba4638, srl=0x1140f5258) at Controller.cpp:302 #8 0x00000001008030ad in prepare (re=0x10aba4638, srl=0x1140f5258) at FRS_freestyle.cpp:302 #9 0x000000010080457a in FRS_do_stroke_rendering (re=0x10aba4638, srl=0x1140f5258) at FRS_freestyle.cpp:600 #10 0x00000001006aeb9d in add_freestyle (re=0x10aba4638) at pipeline.c:1584 #11 0x00000001006aceb7 in do_render_3d (re=0x10aba4638) at pipeline.c:1094 #12 0x00000001006ae061 in do_render_fields_blur_3d (re=0x10aba4638) at pipeline.c:1367 #13 0x00000001006afa16 in do_render_composite_fields_blur_3d (re=0x10aba4638) at pipeline.c:1815 #14 0x00000001006b04e4 in do_render_all_options (re=0x10aba4638) at pipeline.c:2021 ---------------------------------------------------------------------- Apparently a name conflict between the two Blender modules is taking place. The present commit hence intends to address it by putting all the Freestyle C++ classes in the namespace 'Freestyle'. This revision will also prevent potential name conflicts with other Blender modules in the future. Special thanks to Lukas Toenne for the help with C++ namespace.
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} /* namespace Freestyle */