void CqImage::loadFromFile(const std::string& fileName, TqInt imageIndex)
{
boost::mutex::scoped_lock lock(mutex());
boost::shared_ptr<IqTexInputFile> texFile;
try
{
texFile = IqTexInputFile::open(fileName);
if(imageIndex > 0)
{
IqMultiTexInputFile* multiFile = dynamic_cast<IqMultiTexInputFile*>(texFile.get());
if(multiFile && imageIndex < multiFile->numSubImages())
{
multiFile->setImageIndex(imageIndex);
m_imageIndex = imageIndex;
}
else
return;
}
else
m_imageIndex = 0;
}
catch(XqInternal& e)
{
Aqsis::log() << error << "Could not load image \"" << fileName << "\": "
<< e.what() << "\n";
return;
}
setFilename(fileName);
// \todo: Should read the origin and frame size out of the image.
const CqTexFileHeader& header = texFile->header();
TqUint width = header.width();
TqUint height = header.height();
setImageSize(width, height);
// set size within larger cropped window
const SqImageRegion displayWindow = header.find<Attr::DisplayWindow>(
SqImageRegion(width, height, 0, 0) );
setFrameSize(displayWindow.width, displayWindow.height);
setOrigin(displayWindow.topLeftX, displayWindow.topLeftY);
// descriptive strings
setDescription(header.find<Attr::Description>(
header.find<Attr::Software>("No description") ).c_str());
m_realData = boost::shared_ptr<CqMixedImageBuffer>(new CqMixedImageBuffer());
texFile->readPixels(*m_realData);
Aqsis::log() << Aqsis::info << "Loaded image " << fileName
<< " [" << width << "x" << height << " : "
<< texFile->header().channelList() << "]" << std::endl;
fixupDisplayMap(m_realData->channelList());
// Quantize and display the data
m_displayData = boost::shared_ptr<CqMixedImageBuffer>(
new CqMixedImageBuffer(CqChannelList::displayChannels(), width, height));
m_displayData->initToCheckerboard();
m_displayData->compositeOver(*m_realData, m_displayMap);
// Compute the effective clipping range for z-buffers
updateClippingRange();
if(m_updateCallback)
m_updateCallback(-1, -1, -1, -1);
}
/** Close the socket this client is associated with.
*/
void CqDisplayServerImage::close()
{
// Recompute the effective near and far clipping
updateClippingRange();
m_socket.close();
}