Program Listing for File collision.h

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#ifndef COAL_COLLISION_H
#define COAL_COLLISION_H

#include "coal/data_types.h"
#include "coal/collision_object.h"
#include "coal/collision_data.h"
#include "coal/collision_func_matrix.h"
#include "coal/timings.h"

namespace coal {

COAL_DLLAPI std::size_t collide(const CollisionObject* o1,
                                const CollisionObject* o2,
                                const CollisionRequest& request,
                                CollisionResult& result);

COAL_DLLAPI std::size_t collide(const CollisionGeometry* o1,
                                const Transform3s& tf1,
                                const CollisionGeometry* o2,
                                const Transform3s& tf2,
                                const CollisionRequest& request,
                                CollisionResult& result);

class COAL_DLLAPI ComputeCollision {
 public:
  ComputeCollision(const CollisionGeometry* o1, const CollisionGeometry* o2);

  std::size_t operator()(const Transform3s& tf1, const Transform3s& tf2,
                         const CollisionRequest& request,
                         CollisionResult& result) const;

  bool operator==(const ComputeCollision& other) const {
    return o1 == other.o1 && o2 == other.o2 && solver == other.solver;
  }

  bool operator!=(const ComputeCollision& other) const {
    return !(*this == other);
  }

  virtual ~ComputeCollision() {};

 protected:
  // These pointers are made mutable to let the derived classes to update
  // their values when updating the collision geometry (e.g. creating a new
  // one). This feature should be used carefully to avoid any mis usage (e.g,
  // changing the type of the collision geometry should be avoided).
  mutable const CollisionGeometry* o1;
  mutable const CollisionGeometry* o2;

  mutable GJKSolver solver;

  CollisionFunctionMatrix::CollisionFunc func;
  bool swap_geoms;

  virtual std::size_t run(const Transform3s& tf1, const Transform3s& tf2,
                          const CollisionRequest& request,
                          CollisionResult& result) const;

 public:
  EIGEN_MAKE_ALIGNED_OPERATOR_NEW
};

}  // namespace coal

#endif