75 lines
2.1 KiB
C++
75 lines
2.1 KiB
C++
#ifndef OPENGLDISPLAYWIDGET_H
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#define OPENGLDISPLAYWIDGET_H
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#include <QOpenGLWidget>
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#include "flowdatasource.h"
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#include "cartesiangridtohorizontalslicefilter.h"
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#include "horizontalslicetoimagemapper.h"
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#include "horizontalslicetocontourlinemapper.h"
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#include "horizontalslicerenderer.h"
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#include "horizontalcontourlinesrenderer.h"
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#include "QTimer"
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#include "streamlinemapper.h"
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#include "streamlinerenderer.h"
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class OpenGLDisplayWidget : public QOpenGLWidget
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{
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Q_OBJECT
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public:
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explicit OpenGLDisplayWidget(QWidget *parent = nullptr);
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~OpenGLDisplayWidget() override;
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QString openGLString();
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void animateVisual();
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protected:
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void initializeGL() override;
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void resizeGL(int w, int h) override;
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void paintGL() override;
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void mousePressEvent(QMouseEvent *e) override;
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void mouseMoveEvent(QMouseEvent *e) override;
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void wheelEvent(QWheelEvent *e) override;
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void keyPressEvent(QKeyEvent *e) override;
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private:
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// VIEW PROJECTION:
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// ================
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// Matrices and related variables that control vertex transformation
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// from world space to OpenGL view space.
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QMatrix4x4 projectionMatrix;
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QMatrix4x4 mvpMatrix;
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QVector2D lastMousePosition;
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QVector2D rotationAngles;
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float distanceToCamera;
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bool animate;
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QTimer *timey;
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// Recompute the mode-view-projection matrix from current rotation angles,
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// distance to camera, viewport geometry.
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void updateMVPMatrix();
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// VIISUALIZATION PIPELINE:
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// ========================
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FlowDataSource *grid;
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CartesianGridToHorizontalSliceFilter *filter;
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HorizontalSliceToImageMapper *mapper;
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HorizontalSliceToContourLineMapper *contourmapper;
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//DataVolumeBoundingBoxRenderer *bboxRenderer;
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HorizontalSliceRenderer *renderer;
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HorizontalContourLinesRenderer *contourrenderer;
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StreamlineMapper *streamlinemapper;
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StreamlineRenderer *streamlinerenderer;
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// ....
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// Initialize the pipeline (create instances of data source, mapping,
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// rendering etc. modules and connect them).
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void initVisualizationPipeline();
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};
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#endif // OPENGLDISPLAYWIDGET_H
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