An attempt to run main rope code only every 8th tick:
- A big win for inner loop which is O(n^2) and thus it takes 64 times less cpu now.
- Look and feel is almost identical (well, to my non-pro view)
- Yes, the speed is limited to 7 px per accounting tick which is potentially very bad to collisions
- Ruin shoppa
#ifndef DRAWMAPWIDGET_H
#define DRAWMAPWIDGET_H
#include <QWidget>
#include <QHBoxLayout>
#include <QPushButton>
#include <QGraphicsView>
#include <QApplication>
#include "qaspectratiolayout.h"
#include "drawmapscene.h"
namespace Ui {
class Ui_DrawMapWidget
{
public:
QGraphicsView *graphicsView;
QPushButton *pbUndo;
void setupUi(QWidget *drawMapWidget)
{
QAspectRatioLayout * arLayout = new QAspectRatioLayout(drawMapWidget);
arLayout->setMargin(0);
graphicsView = new QGraphicsView(drawMapWidget);
arLayout->addWidget(graphicsView);
retranslateUi(drawMapWidget);
QMetaObject::connectSlotsByName(drawMapWidget);
} // setupUi
void retranslateUi(QWidget *drawMapWidget)
{
Q_UNUSED(drawMapWidget);
} // retranslateUi
};
class DrawMapWidget: public Ui_DrawMapWidget {};
}
class DrawMapWidget : public QWidget
{
Q_OBJECT
public:
explicit DrawMapWidget(QWidget *parent = 0);
~DrawMapWidget();
void setScene(DrawMapScene * scene);
protected:
void changeEvent(QEvent *e);
virtual void resizeEvent(QResizeEvent * event);
private:
Ui::DrawMapWidget *ui;
};
#endif // DRAWMAPWIDGET_H