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homoefeld berechnung und animation sollten grundlegend funktionieren

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git-svn-id: http://svn.lsim.tuxzone.org/trunk@3 4bec179b-ab65-46ed-a5f8-55b8b5c735d0
This commit is contained in:
catdog2
2008-10-11 23:16:51 +00:00
parent 509cacdca6
commit c2a919a15e
8 changed files with 75 additions and 43 deletions
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32
src/simulscene.cpp
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@@ -74,32 +74,25 @@ SimulScene::SimulScene ( QObject* parent ) : QGraphicsScene ( parent ) {
addItem(ellipse1);
timer = new QTimeLine( (200e-3/8.0e+6) *1000 * 2e+8);
timer = new QTimeLine( 30000);
//qDebug()<< (200e-3/8.0e+6) *1000 * 2e+8;
timer->setFrameRange(0,100);
timer->setUpdateInterval(25);
timer->setCurveShape(QTimeLine::LinearCurve);
//timer->toggleDirection();
QGraphicsItemAnimation *ani = new QGraphicsItemAnimation();
ani = new QGraphicsItemAnimation();
ani->setItem(ellipse1);
ani->setTimeLine(timer);
qreal E = 40/(2e-2);
qreal q = -1.6022e-19;
qreal m = 9.1094e-31;
qreal vx = 8.0e+6;
qreal ax=0;
qreal ay=q*E/m;
for (int i=0; i<=200; ++i) {
qreal x=i;
ani->setPosAt(i/200.0, QPointF(x , 0.5 * ay * pow(( (x/1000) /vx),2) *1000 ));
//ani->setPosAt((t+360)/720.0, QPointF((t), 80*abs(t/180.0*3.14) ));
//qDebug()<<QPointF(x , 0.5 * ay * pow(( (x/1000) /vx),2) *1000 );
}
}
void SimulScene::startTimer() {
for (int i=0; i<getSteps(); ++i) {
//ani->setPosAt(i/200.0, QPointF(x , 0.5 * ay * pow(( (x/1000) /vx),2) *1000 ));
ani->setPosAt(i/(double)getSteps(), ellipse1->getCurrProbePath()->at(i) );
//qDebug()<< getSteps();
}
timer->start();
}
@@ -497,7 +490,7 @@ void SimulScene::setTimePerStep(double time) {
\fn SimulScene::startCalculation()
*/
void SimulScene::startCalculation() {
ellipse1->calculateProbePath();
ellipse1->calculateProbePath(ellipse1->pos());
}
@@ -519,8 +512,8 @@ void SimulScene::setSteps(int steps) {
}
long double SimulScene::getPowerAt(QPointF point, long double charge, char xy) {
long double dPower = 0;
double SimulScene::getPowerAt(QPointF point, double charge, char xy) {
double dPower = 0;
for(int i = 0; i < items(point).size(); ++i) {
//HomoEFieldItems Abarbeiten
if (qgraphicsitem_cast<HomoEFieldItem*> (items(point).at(i)) != 0) {
@@ -550,6 +543,7 @@ double SimulScene::getMeterPerPx() const {
void SimulScene::setMeterPerPx ( double theValue ) {
if (theValue == meterPerPx) return;
meterPerPx = theValue;
emit meterPerPxChanged(theValue);
}