/usr/include/SurgSim/Particles/PointGenerator.h is in libopensurgsim-dev 0.7.0-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 | // This file is a part of the OpenSurgSim project.
// Copyright 2013, SimQuest Solutions Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef SURGSIM_PARTICLES_POINTGENERATOR_H
#define SURGSIM_PARTICLES_POINTGENERATOR_H
#include <memory>
#include <random>
#include "SurgSim/Math/Vector.h"
namespace SurgSim
{
namespace Math
{
class Shape;
}
namespace Particles
{
/// PointGenerator is used to generate points inside or on the surface of a given shape.
/// Derived classes need to implement pointInShape() and pointOnShape().
class PointGenerator
{
public:
/// Constructor
PointGenerator();
/// Destructor
virtual ~PointGenerator();
/// Generates one point inside the given shape.
/// \param shape The shape inside which a point will be generated.
/// \return A point inside the shape, shape is assumed to be located at the origin.
virtual SurgSim::Math::Vector3d pointInShape(std::shared_ptr<SurgSim::Math::Shape> shape) = 0;
/// Generates one point on the surface of the given shape.
/// \param shape The shape on which a point will be generated.
/// \return A point on the surface of the shape, shape is assumed to be located at the origin.
virtual SurgSim::Math::Vector3d pointOnShape(std::shared_ptr<SurgSim::Math::Shape> shape) = 0;
protected:
///@{
/// Random number generator and some predefined distributions to be used by different shape point generators.
std::mt19937 m_generator;
std::uniform_real_distribution<double> m_openOneOneDistribution; // <-- (-1.0, 1.0)
std::uniform_real_distribution<double> m_closedOneOneDistribution; // <-- [-1.0, 1.0]
std::uniform_real_distribution<double> m_closedZeroOneDistribution; // <-- [0.0, 1.0]
std::uniform_real_distribution<double> m_closedZeroOpenOneDistribution; // <-- [0.0, 1.0)
///@}
};
}; // namespace Particles
}; // namespace SurgSim
#endif // SURGSIM_PARTICLES_POINTGENERATOR_H
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