void StarsApp::render()
{
// draw background
mBackground.draw();
// draw grid
if(mIsGridVisible)
mGrid.draw();
// draw stars
mStars.draw();
// draw constellations
if(mIsConstellationsVisible)
mConstellations.draw();
// draw labels (for now, labels don't behave well in cylindrical view)
if(mIsLabelsVisible && !mIsCylindrical) {
mLabels.draw();
if(mIsConstellationsVisible)
mConstellationLabels.draw();
}
}
void StarsApp::draw()
{
float w = 0.5f * getWindowWidth();
float h = 1.0f * getWindowHeight();
gl::clear( Color::black() );
if(mIsStereoscopic) {
glPushAttrib( GL_VIEWPORT_BIT );
// render left eye
gl::setViewport( Area(0, 0, w, h) );
mCamera.enableStereoLeft();
gl::pushMatrices();
gl::setMatrices( mCamera.getCamera() );
{
// draw background
mBackground.draw();
// draw grid
if(mIsGridVisible)
mGrid.draw();
// draw stars
mStars.draw();
// draw constellations
if(mIsConstellationsVisible) {
mConstellations.draw();
mConstellationLabels.draw();
}
// draw labels
if(mIsLabelsVisible)
mLabels.draw();
}
gl::popMatrices();
// draw user interface
mUserInterface.draw();
// render right eye
gl::setViewport( Area(w, 0, w * 2.0f, h) );
mCamera.enableStereoRight();
gl::pushMatrices();
gl::setMatrices( mCamera.getCamera() );
{
// draw background
mBackground.draw();
// draw grid
if(mIsGridVisible)
mGrid.draw();
// draw stars
mStars.draw();
// draw constellations
if(mIsConstellationsVisible) {
mConstellations.draw();
mConstellationLabels.draw();
}
// draw labels
if(mIsLabelsVisible)
mLabels.draw();
}
gl::popMatrices();
// draw user interface
mUserInterface.draw();
glPopAttrib();
}
else {
mCamera.disableStereo();
gl::pushMatrices();
gl::setMatrices( mCamera.getCamera() );
{
// draw background
mBackground.draw();
// draw grid
if(mIsGridVisible)
mGrid.draw();
// draw stars
mStars.draw();
// draw constellations
if(mIsConstellationsVisible) {
mConstellations.draw();
mConstellationLabels.draw();
}
// draw labels
if(mIsLabelsVisible)
mLabels.draw();
}
gl::popMatrices();
// draw user interface
mUserInterface.draw();
}
// fade in at start of application
gl::enableAlphaBlending();
double t = math<double>::clamp( mTimer.getSeconds() / 3.0, 0.0, 1.0 );
float a = ci::lerp<float>(1.0f, 0.0f, (float) t);
if( a > 0.0f ) {
gl::color( ColorA(0,0,0,a) );
gl::drawSolidRect( getWindowBounds() );
}
gl::disableAlphaBlending();
}