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104 lines
4.5 KiB
C++
104 lines
4.5 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2014-2019 *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
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* software and associated documentation files (the "Software"), to deal in the Software *
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* without restriction, including without limitation the rights to use, copy, modify, *
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* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
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* permit persons to whom the Software is furnished to do so, subject to the following *
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* conditions: *
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* *
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* The above copyright notice and this permission notice shall be included in all copies *
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* or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
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* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
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* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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****************************************************************************************/
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#ifndef __OPENSPACE_MODULE___AUTONAVIGATIONHANDLER___H__
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#define __OPENSPACE_MODULE___AUTONAVIGATIONHANDLER___H__
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#include <modules/autonavigation/pathsegment.h>
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#include <openspace/interaction/interpolator.h>
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#include <openspace/interaction/navigationhandler.h>
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#include <openspace/properties/optionproperty.h>
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#include <openspace/properties/propertyowner.h>
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#include <openspace/scene/scenegraphnode.h>
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#include <ghoul/glm.h>
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namespace openspace {
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class Camera;
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} // namespace openspace
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namespace openspace::autonavigation {
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struct CameraState;
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struct Instruction;
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class PathSpecification;
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class AutoNavigationHandler : public properties::PropertyOwner {
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public:
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AutoNavigationHandler();
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~AutoNavigationHandler();
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// Accessors
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Camera* camera() const;
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double pathDuration() const;
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bool hasFinished() const;
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CameraState currentCameraState();
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void updateCamera(double deltaTime);
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void createPath(PathSpecification& spec);
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void clearPath();
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void startPath();
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void pausePath();
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void continuePath();
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void stopPath();
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// TODO: remove functions for debugging
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std::vector<glm::dvec3> getCurvePositions(int nPerSegment); //debug
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std::vector<glm::dvec3> getControlPoints(); //debug
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private:
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bool handleInstruction(const Instruction& instruction, int index);
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bool handleTargetNodeInstruction(const Instruction& instruction);
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bool handleNavigationStateInstruction(const Instruction& instruction);
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bool handlePauseInstruction(const Instruction& instruction);
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void addSegment(CameraState& start, CameraState& end, std::optional<double> duration);
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void addPause(CameraState& state, std::optional<double> duration);
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double findValidBoundingSphere(const SceneGraphNode* node);
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glm::dvec3 computeTargetPositionAtNode(const SceneGraphNode* node,
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glm::dvec3 prevPos, std::optional<double> height);
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CameraState cameraStateFromNavigationState(
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const interaction::NavigationHandler::NavigationState& ns);
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// this list essentially represents the camera path
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std::vector<PathSegment> _pathSegments;
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bool _isPlaying = false;
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double _currentTime = 0.0;
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double _distanceAlongCurrentSegment = 0.0;
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unsigned int _currentSegmentIndex = 0;
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bool _stopAtTargets;
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properties::DoubleProperty _minAllowedBoundingSphere;
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properties::OptionProperty _defaultCurveOption;
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};
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} // namespace openspace::autonavigation
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#endif // __OPENSPACE_CORE___NAVIGATIONHANDLER___H__
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