void SlewDialog::getCenterInfo()
{
StelCore *core = StelApp::getInstance().getCore();
const StelProjectorP projector = core->getProjection(StelCore::FrameEquinoxEqu);
Vec3d centerPosition;
Vec2f center = projector->getViewportCenter();
projector->unProject(center[0], center[1], centerPosition);
double dec_j2000 = 0;
double ra_j2000 = 0;
StelUtils::rectToSphe(&ra_j2000,&dec_j2000,core->equinoxEquToJ2000(centerPosition));
ui->spinBoxRA->setRadians(ra_j2000);
ui->spinBoxDec->setRadians(dec_j2000);
}
StelViewportDistorterFisheyeToSphericMirror::StelViewportDistorterFisheyeToSphericMirror
(int screenWidth,int screenHeight, StelRenderer* renderer)
: screenWidth(screenWidth)
, screenHeight(screenHeight)
, originalProjectorParams(StelApp::getInstance().getCore()->
getCurrentStelProjectorParams())
, maxTexCoords(1.0f, 1.0f)
, texCoordGrid(NULL)
, vertexGrid(renderer->createVertexBuffer<Vertex>(PrimitiveType_TriangleStrip))
{
QSettings& conf = *StelApp::getInstance().getSettings();
StelCore* core = StelApp::getInstance().getCore();
// initialize viewport parameters and texture size:
// maximum FOV value of the not yet distorted image
double distorterMaxFOV = conf.value("spheric_mirror/distorter_max_fov",175.f).toFloat();
if (distorterMaxFOV > 240.f)
{
qDebug() << "spheric_mirror/distorter_max_fov too high : setting to 240.0";
distorterMaxFOV = 240.f;
}
else if (distorterMaxFOV < 120.f)
{
qDebug() << "spheric_mirror/distorter_max_fov too low : setting to 120.0";
distorterMaxFOV = 120.f;
}
if (distorterMaxFOV > core->getMovementMgr()->getMaxFov())
distorterMaxFOV = core->getMovementMgr()->getMaxFov();
StelProjectorP proj = core->getProjection(StelCore::FrameJ2000);
core->getMovementMgr()->setMaxFov(distorterMaxFOV);
// width of the not yet distorted image
newProjectorParams.viewportXywh[2] =
conf.value("spheric_mirror/newProjectorParams.viewportXywh[2]idth",
originalProjectorParams.viewportXywh[2]).toInt();
if (newProjectorParams.viewportXywh[2] <= 0)
{
newProjectorParams.viewportXywh[2] = originalProjectorParams.viewportXywh[2];
}
else if (newProjectorParams.viewportXywh[2] > screenWidth)
{
newProjectorParams.viewportXywh[2] = screenWidth;
}
// height of the not yet distorted image
newProjectorParams.viewportXywh[3] =
conf.value("spheric_mirror/newProjectorParams.viewportXywh[3]eight",
originalProjectorParams.viewportXywh[3]).toInt();
if (newProjectorParams.viewportXywh[3] <= 0)
{
newProjectorParams.viewportXywh[3] = originalProjectorParams.viewportXywh[3];
}
else if (newProjectorParams.viewportXywh[3] > screenHeight)
{
newProjectorParams.viewportXywh[3] = screenHeight;
}
// center of the FOV-disk in the not yet distorted image
newProjectorParams.viewportCenter[0] =
conf.value("spheric_mirror/viewportCenterX",
0.5*newProjectorParams.viewportXywh[2]).toFloat();
newProjectorParams.viewportCenter[1] =
conf.value("spheric_mirror/viewportCenterY",
0.5*newProjectorParams.viewportXywh[3]).toFloat();
// diameter of the FOV-disk in pixels
newProjectorParams.viewportFovDiameter =
conf.value("spheric_mirror/viewport_fov_diameter",
qMin(newProjectorParams.viewportXywh[2],
newProjectorParams.viewportXywh[3])).toFloat();
// Vestigial mirror texture dimensions: used to be a single value,
// the closest power of 2 higher or equal to the larger screen dimension.
texture_w = newProjectorParams.viewportXywh[2];
texture_h = newProjectorParams.viewportXywh[3];
// while (texture_wh < newProjectorParams.viewportXywh[2] ||
// texture_wh < newProjectorParams.viewportXywh[3])
// {
// texture_wh <<= 1;
// }
// TODO: Given the above, is there any point in this? --BM
newProjectorParams.viewportXywh[0] = (screenWidth-newProjectorParams.viewportXywh[2]) >> 1;
newProjectorParams.viewportXywh[1] = (screenHeight-newProjectorParams.viewportXywh[3]) >> 1;
StelApp::getInstance().getCore()->setCurrentStelProjectorParams(newProjectorParams);
const QString customDistortionFileName =
QDir::fromNativeSeparators(conf.value("spheric_mirror/custom_distortion_file","").toString());
if (customDistortionFileName.isEmpty())
{
generateDistortion(conf, proj, distorterMaxFOV, renderer);
}
else if (!loadDistortionFromFile(customDistortionFileName, renderer))
{
qDebug() << "Falling back to generated distortion";
generateDistortion(conf, proj, distorterMaxFOV, renderer);
}
vertexGrid->lock();
}
