mirror of
https://github.com/OpenSpace/OpenSpace.git
synced 2026-01-10 05:32:18 -06:00
216 lines
10 KiB
C++
216 lines
10 KiB
C++
/*****************************************************************************************
|
|
* *
|
|
* OpenSpace *
|
|
* *
|
|
* Copyright (c) 2014-2020 *
|
|
* *
|
|
* 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. *
|
|
****************************************************************************************/
|
|
|
|
#include <openspace/rendering/renderable.h>
|
|
|
|
#include <modules/fieldlinessequence/util/fieldlinesstate.h>
|
|
#include <openspace/properties/optionproperty.h>
|
|
#include <openspace/properties/stringproperty.h>
|
|
#include <openspace/properties/triggerproperty.h>
|
|
#include <openspace/properties/scalar/intproperty.h>
|
|
#include <openspace/properties/vector/vec2property.h>
|
|
#include <openspace/properties/vector/vec4property.h>
|
|
#include <openspace/rendering/transferfunction.h>
|
|
#include <atomic>
|
|
|
|
|
|
#include <modules/base/rendering/renderabletrail.h>
|
|
|
|
namespace { enum class SourceFileType; }
|
|
|
|
namespace openspace {
|
|
|
|
class RenderableStreamNodes : public Renderable {
|
|
public:
|
|
RenderableStreamNodes(const ghoul::Dictionary& dictionary);
|
|
|
|
//these two are needed for startup and close i think.
|
|
void initializeGL() override;
|
|
void deinitializeGL() override;
|
|
const std::vector<GLsizei>& lineCount() const;
|
|
const std::vector<GLint>& lineStart() const;
|
|
|
|
bool isReady() const override;
|
|
|
|
void render(const RenderData& data, RendererTasks& rendererTask) override;
|
|
void update(const UpdateData& data) override;
|
|
void updateActiveTriggerTimeIndex(double currentTime);
|
|
|
|
//const std::vector<GLsizei>& lineCount() const;
|
|
//const std::vector<GLint>& lineStart() const;
|
|
|
|
private:
|
|
std::vector<GLsizei> _lineCount;
|
|
std::vector<GLint> _lineStart;
|
|
// ------------------------------------- ENUMS -------------------------------------//
|
|
// Used to determine if lines should be colored UNIFORMLY or by an extraQuantity
|
|
enum class ColorMethod : int {
|
|
Uniform = 0,
|
|
ByFluxValue = 1
|
|
};
|
|
enum class ScalingMethod : int {
|
|
Flux = 0,
|
|
RFlux = 1,
|
|
R2Flux = 2,
|
|
log10RFlux = 3,
|
|
lnRFlux = 4
|
|
};
|
|
|
|
UniformCache(streamColor, usingParticles, nodeSize, thresholdFlux)
|
|
_uniformCache;
|
|
|
|
// ------------------------------------ STRINGS ------------------------------------//
|
|
std::string _identifier; /// Name of the Nod
|
|
|
|
// ------------------------------------- FLAGS -------------------------------------//
|
|
// False => states are stored in RAM (using 'in-RAM-states'), True => states are
|
|
// loaded from disk during runtime (using 'runtime-states')
|
|
bool _loadingStatesDynamically = true;
|
|
|
|
// False => the previous frame's state should still be shown
|
|
bool _needsUpdate = false;
|
|
// Used for 'runtime-states'. True when finished loading a new state from disk on
|
|
// another thread.
|
|
std::atomic_bool _newStateIsReady = false;
|
|
bool _isLoadingStateFromDisk = false;
|
|
bool _mustLoadNewStateFromDisk = true;
|
|
// --------------------------------- NUMERICALS ----------------------------------- //
|
|
// In setup it is used to scale JSON coordinates. During runtime it is used to scale
|
|
// domain limits.
|
|
float _scalingFactor = 1.f;
|
|
|
|
// Active index of _states. If(==-1)=>no state available for current time. Always the
|
|
// same as _activeTriggerTimeIndex if(_loadingStatesDynamically==true), else
|
|
// always = 0
|
|
int _activeStateIndex = -1;
|
|
|
|
// Active index of _startTimes
|
|
int _activeTriggerTimeIndex = -1;
|
|
// Estimated end of sequence.
|
|
double _sequenceEndTime;
|
|
// Number of states in the sequence
|
|
size_t _nStates = 274;
|
|
|
|
GLuint _vertexArrayObject = 0;
|
|
// OpenGL Vertex Buffer Object containing the vertex positions
|
|
GLuint _vertexPositionBuffer = 0;
|
|
// OpenGL Vertex Buffer Object containing the Flux values used for coloring
|
|
// the nodes
|
|
GLuint _vertexColorBuffer = 0;
|
|
// OpenGL Vertex Buffer Object containing the positions to filter the nodes
|
|
GLuint _vertexFilteringBuffer = 0;
|
|
// ---------------------------------- Properties ---------------------------------- //
|
|
// Group to hold the color properties
|
|
properties::PropertyOwner _pColorGroup;
|
|
// Uniform/transfer function/topology? //////////////////////?
|
|
properties::OptionProperty _pColorMode;
|
|
// Scaling options
|
|
properties::OptionProperty _pScalingmethod;
|
|
// Uniform stream Color
|
|
properties::Vec4Property _pStreamColor;
|
|
// Index of the flux value to color lines by
|
|
properties::OptionProperty _pColorFlux;
|
|
// Color table/transfer function min
|
|
//properties::StringProperty _pColorFluxMin;
|
|
// Color table/transfer function max
|
|
//properties::StringProperty _pColorFluxMax;
|
|
// Color table/transfer function for "By Flux value" coloring
|
|
properties::StringProperty _pColorTablePath;
|
|
// Toggle flow [ON/OFF]
|
|
properties::BoolProperty _pStreamsEnabled;
|
|
// Group to hold the flow/particle properties
|
|
properties::PropertyOwner _pStreamGroup;
|
|
// Size of simulated node particles
|
|
properties::FloatProperty _pNodeSize;
|
|
/// Line width for the line rendering part
|
|
properties::FloatProperty _pLineWidth;
|
|
////////////////
|
|
properties::Vec2Property _pColorTableRange;
|
|
////////////////
|
|
properties::Vec2Property _pDomainZ;
|
|
/// ///////////
|
|
properties::FloatProperty _pThresholdFlux;
|
|
// Filtering nodes within a range
|
|
properties::FloatProperty _pFiltering;
|
|
// Filtering nodes with a upper range
|
|
properties::FloatProperty _pFilteringUpper;
|
|
////////////////
|
|
properties::FloatProperty _pFluxColorAlpha;
|
|
|
|
// initialization
|
|
std::vector<std::string> _sourceFiles;
|
|
|
|
// ------------------------------------ VECTORS ----------------------------------- //
|
|
// Paths to color tables. One for each 'extraQuantity'
|
|
std::vector<std::string> _colorTablePaths;
|
|
// Values represents min & max values represented in the color table
|
|
std::vector<glm::vec2> _colorTableRanges;
|
|
// Contains the _triggerTimes for all FieldlineStates in the sequence
|
|
std::vector<double> _startTimes;
|
|
// Contains vertexPositions
|
|
std::vector<glm::vec3> _vertexPositions;
|
|
// Contains vertex flux values for color
|
|
std::vector<float> _vertexColor;
|
|
// Contains vertexRedius
|
|
std::vector<float> _vertexRadius;
|
|
|
|
std::vector<std::vector<glm::vec3>> _statesPos;
|
|
std::vector<std::vector<float>> _statesColor;
|
|
std::vector<std::vector<float>> _statesRadius;
|
|
// ----------------------------------- POINTERS ------------------------------------//
|
|
// The Lua-Modfile-Dictionary used during initialization
|
|
std::unique_ptr<ghoul::Dictionary> _dictionary;
|
|
|
|
std::unique_ptr<ghoul::opengl::ProgramObject> _shaderProgram;
|
|
// Transfer function used to color lines when _pColorMethod is set to BY_QUANTITY
|
|
std::unique_ptr<TransferFunction> _transferFunction;
|
|
|
|
// --------------------- FUNCTIONS USED DURING INITIALIZATION --------------------- //
|
|
bool extractMandatoryInfoFromDictionary(SourceFileType& sourceFileType);
|
|
//void extractOptionalInfoFromDictionary(std::string& outputFolderPath);
|
|
void definePropertyCallbackFunctions();
|
|
bool loadJsonStatesIntoRAM(const std::string& outputFolder);
|
|
bool extractJsonInfoFromDictionary(fls::Model& model);
|
|
void extractOptionalInfoFromDictionary(std::string& outputFolderPath);
|
|
//std::vector<std::string> LoadJsonfile(const std::string& filename);
|
|
std::vector<std::string> LoadJsonfile(std::string filepath);
|
|
void setupProperties();
|
|
void updatePositionBuffer();
|
|
void updateVertexColorBuffer();
|
|
void updateVertexFilteringBuffer();
|
|
void extractTriggerTimesFromFileNames();
|
|
void computeSequenceEndTime();
|
|
void setModelDependentConstants();
|
|
|
|
bool LoadfilesintoRam();
|
|
|
|
// ------------------------- FUNCTIONS USED DURING RUNTIME ------------------------ //
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
}
|