Files
OpenSpace/include/openspace/interaction/inputdevicestates.h
2018-04-21 08:27:20 -04:00

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3.8 KiB
C++

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2018 *
* *
* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
* software and associated documentation files (the "Software"), to deal in the Software *
* without restriction, including without limitation the rights to use, copy, modify, *
* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
* permit persons to whom the Software is furnished to do so, subject to the following *
* conditions: *
* *
* The above copyright notice and this permission notice shall be included in all copies *
* or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
****************************************************************************************/
#ifndef __OPENSPACE_CORE___INPUTDEVICESTATES___H__
#define __OPENSPACE_CORE___INPUTDEVICESTATES___H__
#include <openspace/interaction/delayedvariable.h>
#include <ghoul/glm.h>
namespace openspace::interaction {
class InputState;
class CameraInteractionStates {
public:
/**
* \param sensitivity
* \param velocityScaleFactor can be set to 60 to remove the inertia of the
* interaction. Lower value will make it harder to move the camera.
*/
CameraInteractionStates(double sensitivity, double velocityScaleFactor);
virtual ~CameraInteractionStates() = default;
virtual void updateStateFromInput(const InputState& inputState, double deltaTime) = 0;
void setRotationalFriction(double friction);
void setHorizontalFriction(double friction);
void setVerticalFriction(double friction);
void setSensitivity(double sensitivity);
void setVelocityScaleFactor(double scaleFactor);
glm::dvec2 globalRotationVelocity() const;
glm::dvec2 localRotationVelocity() const;
glm::dvec2 truckMovementVelocity() const;
glm::dvec2 localRollVelocity() const;
glm::dvec2 globalRollVelocity() const;
protected:
struct InteractionState {
InteractionState(double scaleFactor);
void setFriction(double friction);
void setVelocityScaleFactor(double scaleFactor);
glm::dvec2 previousPosition;
DelayedVariable<glm::dvec2, double> velocity;
};
double _sensitivity;
InteractionState _globalRotationState;
InteractionState _localRotationState;
InteractionState _truckMovementState;
InteractionState _localRollState;
InteractionState _globalRollState;
};
} // namespace openspace::interaction
#endif // __OPENSPACE_CORE___INPUTDEVICESTATES___H__