void Constellation::drawArtOptim(StelPainter& sPainter, const SphericalRegion& region) const
{
if (checkVisibility())
{
const float intensity = artFader.getInterstate();
if (artTexture && intensity && region.intersects(boundingCap))
{
sPainter.setColor(intensity,intensity,intensity);
// The texture is not fully loaded
if (artTexture->bind()==false)
return;
sPainter.drawStelVertexArray(artPolygon);
}
}
}
void Constellation::drawArtOptim
(StelRenderer* renderer, StelProjectorP projector, const SphericalRegion& region) const
{
const float intensity = artFader.getInterstate();
// Art polygon not yet generated (only generated once the texture is loaded)
if (NULL == artVertices) {return;}
Q_ASSERT_X(NULL != artIndices, Q_FUNC_INFO,
"Vertex buffer was generated but index buffer was not");
renderer->setCulledFaces(CullFace_Back);
// Don't draw if outside viewport.
if (intensity > 0.001f && region.intersects(boundingCap))
{
artTexture->bind();
if (StelApp::getInstance().getVisionModeNight())
renderer->setGlobalColor(intensity, 0.0, 0.0);
else
renderer->setGlobalColor(intensity,intensity,intensity);
renderer->drawVertexBuffer(artVertices, artIndices, projector);
}
renderer->setCulledFaces(CullFace_None);
}
