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101 lines
4.6 KiB
C++
101 lines
4.6 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2014-2024 *
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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_BASE___RENDERABLEINTERPOLATEDPOINTS___H__
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#define __OPENSPACE_MODULE_BASE___RENDERABLEINTERPOLATEDPOINTS___H__
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#include <modules/base/rendering/pointcloud/renderablepointcloud.h>
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#include <openspace/properties/scalar/boolproperty.h>
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#include <openspace/properties/scalar/floatproperty.h>
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#include <openspace/properties/scalar/uintproperty.h>
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#include <openspace/properties/triggerproperty.h>
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namespace ghoul::opengl { class Texture; }
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namespace openspace {
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namespace documentation { struct Documentation; }
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/**
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* A specialization of the RenderablePointCloud that supports interpolation beetween
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* different positions for the points.
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*/
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class RenderableInterpolatedPoints : public RenderablePointCloud {
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public:
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explicit RenderableInterpolatedPoints(const ghoul::Dictionary& dictionary);
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~RenderableInterpolatedPoints() override = default;
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static documentation::Documentation Documentation();
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protected:
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void initializeShadersAndGlExtras() override;
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void deinitializeShaders() override;
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void bindDataForPointRendering() override;
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void preUpdate() override;
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int nAttributesPerPoint() const override;
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/**
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* Create the data slice to use for rendering the points. Compared to the regular
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* point cloud, the data slice for an interpolated set of points will have to be
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* recreated when the interpolation value changes, and will only include a subset of
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* the points in the entire dataset
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*
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* \return The dataslice to use for rendering the points
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*/
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std::vector<float> createDataSlice() override;
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void initializeBufferData();
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void updateBufferData() override;
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private:
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bool isAtKnot() const;
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float computeCurrentLowerValue() const;
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struct Interpolation : public properties::PropertyOwner {
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Interpolation();
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properties::FloatProperty value;
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properties::UIntProperty nSteps;
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properties::TriggerProperty goToNextStep;
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properties::TriggerProperty goToPrevStep;
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properties::TriggerProperty interpolateToNextStep;
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properties::TriggerProperty interpolateToPrevStep;
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properties::TriggerProperty interpolateToEnd;
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properties::TriggerProperty interpolateToStart;
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properties::FloatProperty speed;
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properties::BoolProperty useSpline;
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};
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Interpolation _interpolation;
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float _prevInterpolationValue = 0.f;
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bool _shouldReinitializeBufferdata = false;
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};
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} // namespace openspace
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#endif // __OPENSPACE_MODULE_BASE___RENDERABLEINTERPOLATEDPOINTS___H__
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