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98 lines
4.9 KiB
C++
98 lines
4.9 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2014-2017 *
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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_FIELDLINESSEQUENCE___RENDERABLEFIELDLINESSEQUENCE___H__
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#define __OPENSPACE_MODULE_FIELDLINESSEQUENCE___RENDERABLEFIELDLINESSEQUENCE___H__
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#include <openspace/rendering/renderable.h>
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#include <openspace/properties/scalar/intproperty.h>
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#include <openspace/properties/vector/vec4property.h>
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#include <modules/fieldlinessequence/util/fieldlinesstate.h>
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namespace openspace {
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class RenderableFieldlinesSequence : public Renderable {
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public:
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RenderableFieldlinesSequence(const ghoul::Dictionary& dictionary);
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// ~RenderableFieldlinesSequence();
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void initialize() override;
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void deinitialize() override;
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bool isReady() const override;
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void render(const RenderData& data, RendererTasks& rendererTask) override;
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void update(const UpdateData& data) override;
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private:
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enum SourceFileType : int {
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CDF = 0,
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JSON,
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OSFLS,
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INVALID
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};
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int _activeStateIndex = -1;
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bool _needsUpdate = false; // If still in same state as previous frame == false
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bool _isLoadingStatesAtRuntime = false; // False => loading osfls at runtime
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size_t _nStates = 0;
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double _sequenceEndTime;
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SourceFileType _sourceFileType;
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std::unique_ptr<ghoul::opengl::ProgramObject> _shaderProgram;
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std::vector<double> _startTimes;
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std::vector<FieldlinesState> _states;
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std::vector<std::string> _sourceFiles; // Stored in RAM if files are loaded at runtime, else emptied after initialization
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GLuint _vertexArrayObject = 0;
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GLuint _vertexPositionBuffer = 0;
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// THESE MUST CORRESPOND TO THE SHADER PROGRAM
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// TODO: THIS CAN BE DETERMINED BY ASKING THE SHADER PROGRAM TOO
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GLuint _vertAttrVertexPos = 0;
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// ----------------------------- Properties -----------------------------
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properties::Vec4Property _lineColor; // Uniform Field Line Color
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properties::PropertyOwner _flowGroup;
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properties::BoolProperty _flowEnabled; // Toggle flow [ON/OFF]
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properties::BoolProperty _flowReversed; // Toggle flow direction [FORWARDS/BACKWARDS]
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properties::IntProperty _flowParticleSize; // Size of simulated flow particles
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properties::IntProperty _flowParticleSpacing; // Size of simulated flow particles
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properties::IntProperty _flowSpeed; // Speed of simulated flow
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properties::Vec4Property _flowColor; // Simulated particles' color
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void computeSequenceEndTime();
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bool extractInfoFromDictionary(const ghoul::Dictionary& dictionary);
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inline bool isWithinSequenceInterval(const double CURRENT_TIME);
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inline void updateActiveStateIndex(const double CURRENT_TIME);
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};
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} // namespace openspace
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#endif // __OPENSPACE_MODULE_FIELDLINESSEQUENCE___RENDERABLEFIELDLINESSEQUENCE___H__
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