本文整理汇总了C++中StelObjectP::getAngularSize方法的典型用法代码示例。如果您正苦于以下问题：C++ StelObjectP::getAngularSize方法的具体用法？C++ StelObjectP::getAngularSize怎么用？C++ StelObjectP::getAngularSize使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类StelObjectP的用法示例。
在下文中一共展示了StelObjectP::getAngularSize方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: drawPointer
void NebulaMgr::drawPointer(const StelCore* core, StelPainter& sPainter)
{
const StelProjectorP prj = core->getProjection(StelCore::FrameJ2000);
const QList<StelObjectP> newSelected = GETSTELMODULE(StelObjectMgr)->getSelectedObject("Nebula");
if (!newSelected.empty())
{
const StelObjectP obj = newSelected[0];
Vec3d pos=obj->getJ2000EquatorialPos(core);
// Compute 2D pos and return if outside screen
if (!prj->projectInPlace(pos)) return;
if (StelApp::getInstance().getVisionModeNight())
sPainter.setColor(0.8f,0.0f,0.0f);
else
sPainter.setColor(0.4f,0.5f,0.8f);
texPointer->bind();
sPainter.enableTexture2d(true);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); // Normal transparency mode
// Size on screen
float size = obj->getAngularSize(core)*M_PI/180.*prj->getPixelPerRadAtCenter();
size+=20.f + 10.f*std::sin(2.f * StelApp::getInstance().getTotalRunTime());
sPainter.drawSprite2dMode(pos[0]-size/2, pos[1]-size/2, 10, 90);
sPainter.drawSprite2dMode(pos[0]-size/2, pos[1]+size/2, 10, 0);
sPainter.drawSprite2dMode(pos[0]+size/2, pos[1]+size/2, 10, -90);
sPainter.drawSprite2dMode(pos[0]+size/2, pos[1]-size/2, 10, -180);
}
}示例2: createTargetFromSelection
void TargetsDialog::createTargetFromSelection()
{
if (StelApp::getInstance().getStelObjectMgr().getWasSelected()) {
QList<StelObjectP> selectedObjects = StelApp::getInstance().getStelObjectMgr().getSelectedObject();
QListIterator<StelObjectP> objectIterator(selectedObjects);
StelCore* core = StelApp::getInstance().getCore();
while (objectIterator.hasNext()) {
StelObjectP stelObject = objectIterator.next();
QString type = stelObject->getType();
QString englishName = stelObject->getEnglishName();
if (englishName == "") {
englishName = "No Name";
}
float magnatude = stelObject->getVMagnitude(core);
double angularSize = stelObject->getAngularSize(core);
Vec3d pos;
double ra, dec;
// ra/dec in J2000
pos = stelObject->getJ2000EquatorialPos(core);
StelUtils::rectToSphe(&ra, &dec, pos);
QSqlField field1("name", QVariant::String);
QSqlField field2("right_ascension", QVariant::Double);
QSqlField field3("declination", QVariant::Double);
QSqlField field4("target_type_id", QVariant::Int);
QSqlField field5("magnitude", QVariant::Double);
QSqlField field6("size", QVariant::Double);
field1.setValue(QVariant(englishName));
field2.setValue(QVariant(ra));
field3.setValue(QVariant(dec));
field4.setValue(QVariant(1));
field5.setValue(QVariant(magnatude));
field6.setValue(QVariant(angularSize));
QSqlRecord newRecord = QSqlRecord();
newRecord.append(field1);
newRecord.append(field2);
newRecord.append(field3);
newRecord.append(field4);
newRecord.append(field5);
newRecord.append(field6);
if (tableModel->insertRecord(-1, newRecord)) {
ui->targetsListView->setCurrentIndex(tableModel->index(tableModel->rowCount() - 1, 1));
} else {
qWarning() << "LogBook: could not insert new target. The error is: " << tableModel->lastError();
}
}
} else {
qDebug() << "====> Nothing selected.";
}
} 示例3: draw
bool SkyLabel::draw(StelCore* core, StelPainter& sPainter)
{
if(labelFader.getInterstate() <= 0.0)
return false;
Vec3d objectPos = labelObject->getJ2000EquatorialPos(core);
Vec3d labelXY;
sPainter.getProjector()->project(objectPos,labelXY);
sPainter.setFont(labelFont);
double xOffset(0.);
double yOffset(0.);
char hJustify = 'c';
char vJustify = 'c';
if (labelSide.toUpper().contains("N"))
{
yOffset = 1.0;
vJustify = 'b'; // bottom justify text
}
else if (labelSide.toUpper().contains("S"))
{
yOffset = -1.0;
vJustify = 't'; // top justufy text
}
if (labelSide.toUpper().contains("E"))
{
xOffset = 1.0;
hJustify = 'l'; // right justify text
}
else if (labelSide.toUpper().contains("W"))
{
xOffset = -1.0;
hJustify = 'r'; // left justify text
}
if (labelDistance >= 0.0)
{
xOffset *= labelDistance;
yOffset *= labelDistance;
}
else
{
float shift = 4.f + labelObject->getAngularSize(core)*M_PI/180.*sPainter.getProjector()->getPixelPerRadAtCenter()/1.8f;
// use the object size
xOffset *= shift;
yOffset *= shift;
}
double jxOffset(0.);
double jyOffset(0.);
if (hJustify == 'r')
jxOffset = sPainter.getFontMetrics().width(labelText);
else if (hJustify == 'c')
jxOffset = sPainter.getFontMetrics().width(labelText) / 2.;
if (vJustify == 't')
jyOffset = sPainter.getFontMetrics().height();
else if (vJustify == 'c')
jyOffset = sPainter.getFontMetrics().height() / 2.;
sPainter.setColor(labelColor[0], labelColor[1], labelColor[2], labelFader.getInterstate());
sPainter.drawText(labelXY[0]+xOffset-jxOffset, labelXY[1]+yOffset-jyOffset, labelText, 0, 0, 0, false);
if (labelStyle == SkyLabel::Line)
{
sPainter.enableTexture2d(false);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
// screen coordinates of object
Vec3d objXY;
sPainter.getProjector()->project(objectPos,objXY);
double lineEndX = labelXY[0]+xOffset;
double lineEndY = labelXY[1]+yOffset;
if (vJustify == 'b')
lineEndY -= 5;
else if (vJustify == 't')
lineEndY += 5;
if (hJustify == 'l')
lineEndX -= 5;
else if (hJustify == 'r')
lineEndX += 5;
sPainter.setColor(labelColor[0], labelColor[1], labelColor[2], labelFader.getInterstate());
sPainter.drawLine2d(lineEndX,lineEndY,objXY[0], objXY[1]);
}
return true;
}示例4: draw
bool SkyLabel::draw(StelCore* core, StelRenderer* renderer, StelProjectorP projector)
{
if(labelFader.getInterstate() <= 0.0)
return false;
Vec3d objectPos = labelObject->getJ2000EquatorialPos(core);
Vec3d labelXY;
projector->project(objectPos, labelXY);
renderer->setFont(labelFont);
double xOffset(0.);
double yOffset(0.);
char hJustify = 'c';
char vJustify = 'c';
if (labelSide.toUpper().contains("N"))
{
yOffset = 1.0;
vJustify = 'b'; // bottom justify text
}
else if (labelSide.toUpper().contains("S"))
{
yOffset = -1.0;
vJustify = 't'; // top justufy text
}
if (labelSide.toUpper().contains("E"))
{
xOffset = 1.0;
hJustify = 'l'; // right justify text
}
else if (labelSide.toUpper().contains("W"))
{
xOffset = -1.0;
hJustify = 'r'; // left justify text
}
if (labelDistance >= 0.0)
{
xOffset *= labelDistance;
yOffset *= labelDistance;
}
else
{
float shift = 4.0f + labelObject->getAngularSize(core) * M_PI / 180.0f *
projector->getPixelPerRadAtCenter() / 1.8f;
// use the object size
xOffset *= shift;
yOffset *= shift;
}
QFontMetrics fontMetrics(labelFont);
const float jxOffset = hJustify == 'r' ? fontMetrics.width(labelText) :
hJustify == 'c' ? fontMetrics.width(labelText) * 0.5 :
0.0;
const float jyOffset = vJustify == 't' ? fontMetrics.height() :
vJustify == 'c' ? fontMetrics.height() * 0.5 :
0.0;
renderer->setGlobalColor(labelColor[0], labelColor[1],
labelColor[2], labelFader.getInterstate());
renderer->drawText(TextParams(labelXY[0] + xOffset - jxOffset,
labelXY[1] + yOffset - jyOffset,
labelText).useGravity());
if (labelStyle == SkyLabel::Line)
{
renderer->setBlendMode(BlendMode_Alpha);
// screen coordinates of object
Vec3d objXY;
projector->project(objectPos, objXY);
double lineEndX = labelXY[0]+xOffset;
double lineEndY = labelXY[1]+yOffset;
if (vJustify == 'b')
lineEndY -= 5;
else if (vJustify == 't')
lineEndY += 5;
if (hJustify == 'l')
lineEndX -= 5;
else if (hJustify == 'r')
lineEndX += 5;
renderer->setGlobalColor(labelColor[0], labelColor[1], labelColor[2],
labelFader.getInterstate());
renderer->drawLine(lineEndX,lineEndY,objXY[0], objXY[1]);
}
return true;
}