Method render

Engine/DiskCacheNode.cpp:205–236

}

StatusEnum
DiskCacheNode::render(const RenderActionArgs& args)
{
    assert(args.outputPlanes.size() == 1);

    EffectInstancePtr input = getInput(0);
    if (!input) {
        return eStatusFailed;
    }


    const std::pair<ImagePlaneDesc, ImagePtr>& output = args.outputPlanes.front();

    for (std::list<std::pair<ImagePlaneDesc, ImagePtr> >::const_iterator it = args.outputPlanes.begin(); it != args.outputPlanes.end(); ++it) {
        RectI roiPixel;
        ImagePtr srcImg = getImage(0, args.time, args.originalScale, args.view, NULL, &it->first, false /*mapToClipPrefs*/, true /*dontUpscale*/, eStorageModeRAM /*useOpenGL*/, 0 /*textureDepth*/,  &roiPixel);
        if (!srcImg) {
            return eStatusFailed;
        }
        if ( srcImg->getMipMapLevel() != output.second->getMipMapLevel() ) {
            throw std::runtime_error("Host gave image with wrong scale");
        }
        if ( ( srcImg->getComponents() != output.second->getComponents() ) || ( srcImg->getBitDepth() != output.second->getBitDepth() ) ) {
            srcImg->convertToFormat( args.roi, getApp()->getDefaultColorSpaceForBitDepth( srcImg->getBitDepth() ),
                                     getApp()->getDefaultColorSpaceForBitDepth( output.second->getBitDepth() ), 3, true, false, output.second.get() );
        } else {
            output.second->pasteFrom( *srcImg, args.roi, output.second->usesBitMap() && srcImg->usesBitMap() );
        }
    }

    return eStatusOK;
}

bool
DiskCacheNode::isHostChannelSelectorSupported(bool* /*defaultR*/,