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/* |
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* Software License Agreement (BSD License) |
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* |
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* Copyright (c) 2011-2014, Willow Garage, Inc. |
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* Copyright (c) 2014-2015, Open Source Robotics Foundation |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer in the documentation and/or other materials provided |
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* with the distribution. |
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* * Neither the name of Open Source Robotics Foundation nor the names of its |
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* contributors may be used to endorse or promote products derived |
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* from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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/** \author Jia Pan */ |
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#ifndef HPP_FCL_TRAVERSAL_NODE_SHAPES_H |
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#define HPP_FCL_TRAVERSAL_NODE_SHAPES_H |
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/// @cond INTERNAL |
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#include <hpp/fcl/collision_data.h> |
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#include <hpp/fcl/narrowphase/narrowphase.h> |
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#include <hpp/fcl/BV/BV.h> |
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#include <hpp/fcl/shape/geometric_shapes_utility.h> |
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#include <hpp/fcl/internal/traversal_node_base.h> |
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namespace hpp { |
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namespace fcl { |
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/// @addtogroup Traversal_For_Collision |
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/// @{ |
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/// @brief Traversal node for collision between two shapes |
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template <typename S1, typename S2> |
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class HPP_FCL_DLLAPI ShapeCollisionTraversalNode |
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: public CollisionTraversalNodeBase { |
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public: |
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ShapeCollisionTraversalNode(const CollisionRequest& request) |
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: CollisionTraversalNodeBase(request) { |
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model1 = NULL; |
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model2 = NULL; |
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nsolver = NULL; |
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} |
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/// @brief BV culling test in one BVTT node |
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bool BVDisjoints(int, int, FCL_REAL&) const { |
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HPP_FCL_THROW_PRETTY("Not implemented", std::runtime_error); |
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} |
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/// @brief Intersection testing between leaves (two shapes) |
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void leafCollides(int, int, FCL_REAL&) const { |
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FCL_REAL distance; |
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if (request.enable_contact && |
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request.num_max_contacts > result->numContacts()) { |
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Vec3f contact_point, normal; |
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if (nsolver->shapeIntersect(*model1, tf1, *model2, tf2, distance, true, |
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&contact_point, &normal)) { |
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result->addContact(Contact(model1, model2, Contact::NONE, Contact::NONE, |
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contact_point, normal, distance)); |
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} |
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} else { |
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bool res = nsolver->shapeIntersect(*model1, tf1, *model2, tf2, distance, |
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request.enable_distance_lower_bound, |
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NULL, NULL); |
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if (request.enable_distance_lower_bound) |
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result->updateDistanceLowerBound(distance); |
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if (res) { |
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if (request.num_max_contacts > result->numContacts()) |
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result->addContact( |
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Contact(model1, model2, Contact::NONE, Contact::NONE)); |
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} |
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} |
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} |
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const S1* model1; |
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const S2* model2; |
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const GJKSolver* nsolver; |
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}; |
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/// @} |
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/// @addtogroup Traversal_For_Distance |
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/// @{ |
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/// @brief Traversal node for distance between two shapes |
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template <typename S1, typename S2> |
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class HPP_FCL_DLLAPI ShapeDistanceTraversalNode |
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: public DistanceTraversalNodeBase { |
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public: |
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ShapeDistanceTraversalNode() : DistanceTraversalNodeBase() { |
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model1 = NULL; |
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model2 = NULL; |
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nsolver = NULL; |
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} |
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/// @brief BV culling test in one BVTT node |
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FCL_REAL BVDistanceLowerBound(unsigned int, unsigned int) const { |
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return -1; // should not be used |
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} |
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/// @brief Distance testing between leaves (two shapes) |
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void leafComputeDistance(unsigned int, unsigned int) const { |
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FCL_REAL distance; |
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✓✗✓✗ ✓✗ |
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Vec3f closest_p1, closest_p2, normal; |
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✓✗ |
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nsolver->shapeDistance(*model1, tf1, *model2, tf2, distance, closest_p1, |
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closest_p2, normal); |
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✓✗ |
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result->update(distance, model1, model2, DistanceResult::NONE, |
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DistanceResult::NONE, closest_p1, closest_p2, normal); |
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} |
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const S1* model1; |
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const S2* model2; |
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const GJKSolver* nsolver; |
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}; |
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/// @} |
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} // namespace fcl |
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} // namespace hpp |
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/// @endcond |
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#endif |