void
ViewerNodePrivate::refreshInputChoiceMenu(int internalIndex, int groupInputIndex)
{
KnobChoicePtr inputChoiceKnob = internalIndex == 0 ? aInputNodeChoiceKnob.lock() : bInputNodeChoiceKnob.lock();
assert(groupInputIndex >= 0 && groupInputIndex < _publicInterface->getMaxInputCount());
std::string groupInputID;
{
std::stringstream ss;
ss << groupInputIndex;
groupInputID = ss.str();
}
std::vector<ChoiceOption> entries = inputChoiceKnob->getEntries();
for (std::size_t i = 0; i < entries.size(); ++i) {
if (entries[i].id == groupInputID) {
inputChoiceKnob->setValue(i);
return;
}
}
// Input is no longer connected fallback on first input in the list if any, otherwise on None ("-")
inputChoiceKnob->setValue(entries.size() > 1 ? 1 : 0, ViewSetSpec::all(), DimIdx(0), eValueChangedReasonPluginEdited);
}
void
ViewerNodePrivate::refreshInputChoices(bool resetChoiceIfNotFound)
{
// Refresh the A and B input choices
KnobChoicePtr aInputKnob = aInputNodeChoiceKnob.lock();
KnobChoicePtr bInputKnob = bInputNodeChoiceKnob.lock();
ViewerCompositingOperatorEnum operation = (ViewerCompositingOperatorEnum)blendingModeChoiceKnob.lock()->getValue();
bInputKnob->setEnabled(operation != eViewerCompositingOperatorNone);
std::vector<ChoiceOption> entries;
entries.push_back(ChoiceOption("-", "", ""));
int nInputs = _publicInterface->getMaxInputCount();
for (int i = 0; i < nInputs; ++i) {
NodePtr inputNode = _publicInterface->getNode()->getRealInput(i);
if (!inputNode) {
continue;
}
std::string optionID;
{
std::stringstream ss;
ss << i;
optionID = ss.str();
}
entries.push_back(ChoiceOption(optionID, inputNode->getLabel(), ""));
}
ChoiceOption currentAChoice = aInputKnob->getActiveEntry();
ChoiceOption currentBChoice = bInputKnob->getActiveEntry();
aInputKnob->populateChoices(entries);
bInputKnob->populateChoices(entries);
if (resetChoiceIfNotFound) {
if (currentAChoice.id == "-" || !aInputKnob->isActiveEntryPresentInEntries(ViewIdx(0))) {
aInputKnob->setValue(entries.size() > 1 ? 1 : 0);
}
if (currentBChoice.id == "-" || !bInputKnob->isActiveEntryPresentInEntries(ViewIdx(0))) {
bInputKnob->setValue(entries.size() > 1 ? 1 : 0);
}
}
if (uiContext) {
if ( (operation == eViewerCompositingOperatorNone) || !bInputKnob->isEnabled() || bInputKnob->getActiveEntry().id.empty() ) {
uiContext->setInfoBarVisible(1, false);
} else if (operation != eViewerCompositingOperatorNone) {
uiContext->setInfoBarVisible(1, true);
}
}
} // refreshInputChoices
void
ViewerNodePrivate::toggleDownscaleLevel(int index)
{
assert(index > 0);
KnobChoicePtr downscaleChoice = downscaleChoiceKnob.lock();
int curChoice_i = downscaleChoice->getValue();
if (curChoice_i != index) {
downscaleChoice->setValue(index);
} else {
// Reset back to auto
downscaleChoice->setValue(0);
}
}
void
OneViewNode::onProjectViewsChanged()
{
const std::vector<std::string>& views = getApp()->getProject()->getProjectViewNames();
KnobChoicePtr viewKnob = _imp->viewKnob.lock();
std::string currentView = viewKnob->getActiveEntryText_mt_safe();
viewKnob->populateChoices(views);
bool foundView = false;
for (std::size_t i = 0; i < views.size(); ++i) {
if (views[i] == currentView) {
foundView = true;
viewKnob->setValue(i);
break;
}
}
if (!foundView) {
viewKnob->setValue(0);
}
}
void
ViewerNodePrivate::setDisplayChannels(int index, bool setBoth)
{
for (int i = 0; i < 2; ++i) {
if (i == 1 && !setBoth) {
break;
}
KnobChoicePtr displayChoice = displayChannelsKnob[i].lock();
displayChoice->setValue(index);
}
}
void
ViewerNodePrivate::setAlphaChannelFromLayerIfRGBA()
{
ImagePlaneDesc selectedLayer, selectedAlphaLayer, selectedDisplayLayer;
int alphaChannelIndex;
ViewerInstancePtr internalViewer = internalViewerProcessNode[0].lock()->isEffectViewerInstance();
internalViewer->getChannelOptions(_publicInterface->getTimelineCurrentTime(), &selectedLayer, &selectedAlphaLayer, &alphaChannelIndex, &selectedDisplayLayer);
// Set the alpha channel to the selected layer's alpha channel if it is not pointing to anything
if (selectedLayer.getNumComponents() == 4 && selectedAlphaLayer.getNumComponents() == 0) {
ChoiceOption newOption = selectedLayer.getChannelOption(3);
KnobChoicePtr alphaChoice = alphaChannelKnob.lock();
std::vector<ChoiceOption> options = alphaChoice->getEntries();
for (std::size_t i = 0; i < options.size(); ++i) {
if (options[i].id == newOption.id) {
alphaChoice->setValue(i);
break;
}
}
}
}