template <> const Item::Bound payloadGetBound(const Overlay::Pointer& overlay) {
if (overlay->is3D()) {
return static_cast<Base3DOverlay*>(overlay.get())->getBounds();
} else {
QRect bounds = static_cast<Overlay2D*>(overlay.get())->getBounds();
return AABox(glm::vec3(bounds.x(), bounds.y(), 0.0f), glm::vec3(bounds.width(), bounds.height(), 0.1f));
}
}
template <> int payloadGetLayer(const Overlay::Pointer& overlay) {
// MAgic number while we are defining the layering mechanism:
const int LAYER_2D = 2;
const int LAYER_3D_FRONT = 1;
const int LAYER_3D = 0;
if (overlay->is3D()) {
return (static_cast<Base3DOverlay*>(overlay.get())->getDrawInFront() ? LAYER_3D_FRONT : LAYER_3D);
} else {
return LAYER_2D;
}
}
template <> const ItemKey payloadGetKey(const Overlay::Pointer& overlay) {
if (overlay->is3D() && !static_cast<Base3DOverlay*>(overlay.get())->getDrawOnHUD()) {
if (static_cast<Base3DOverlay*>(overlay.get())->getDrawInFront()) {
return ItemKey::Builder().withTypeShape().withLayered().build();
} else {
return ItemKey::Builder::opaqueShape();
}
} else {
return ItemKey::Builder().withTypeShape().withViewSpace().build();
}
}
template <> const ItemKey payloadGetKey(const Overlay::Pointer& overlay) {
auto builder = ItemKey::Builder().withTypeShape();
if (overlay->is3D()) {
if (std::static_pointer_cast<Base3DOverlay>(overlay)->getDrawInFront()) {
builder.withLayered();
}
if (overlay->getAlphaPulse() != 0.0f || overlay->getAlpha() != 1.0f) {
builder.withTransparent();
}
} else {
builder.withViewSpace();
}
return builder.build();
}
void mitk::OverlayManager::AddOverlay(const Overlay::Pointer& overlay, BaseRenderer* renderer, bool ForceInForeground)
{
std::pair<OverlaySet::iterator,bool> inSet;
inSet = m_OverlaySet.insert(overlay);
if(inSet.second)
{
if(ForceInForeground)
{
vtkRenderer* forgroundRenderer = m_ForegroundRenderer[renderer];
overlay->AddToRenderer(renderer,forgroundRenderer);
}
else
overlay->AddToBaseRenderer(renderer);
}
}
void mitk::OverlayManager::RemoveOverlay(const Overlay::Pointer &overlay)
{
OverlaySet::iterator overlayIt = m_OverlaySet.find(overlay);
if( overlayIt == m_OverlaySet.end() )
return;
BaseRendererSet::iterator it;
for ( it=m_BaseRendererSet.begin() ; it != m_BaseRendererSet.end(); it++)
{
overlay->RemoveFromBaseRenderer(*it);
vtkRenderer* forgroundRenderer = m_ForegroundRenderer[*it];
if(forgroundRenderer)
overlay->RemoveFromRenderer(*it,forgroundRenderer);
}
m_OverlaySet.erase(overlayIt);
}
void mitk::OverlayManager::AddOverlay(const Overlay::Pointer& overlay, BaseRenderer* renderer)
{
std::pair<OverlaySet::iterator,bool> inSet;
inSet = m_OverlaySet.insert(overlay);
if(inSet.second)
{
overlay->AddToBaseRenderer(renderer);
}
}
void mitk::OverlayManager::AddOverlay(const Overlay::Pointer& overlay, bool ForceInForeground)
{
std::pair<OverlaySet::iterator,bool> inSet;
inSet = m_OverlaySet.insert(overlay);
if(inSet.second)
{
BaseRendererSet::iterator it;
for ( it=m_BaseRendererSet.begin() ; it != m_BaseRendererSet.end(); it++ )
{
if(ForceInForeground)
{
vtkRenderer* forgroundRenderer = m_ForegroundRenderer[*it];
overlay->AddToRenderer(*it,forgroundRenderer);
}
else
overlay->AddToBaseRenderer(*it);
}
}
}
template <> void payloadRender(const Overlay::Pointer& overlay, RenderArgs* args) {
if (args) {
if (overlay->getAnchor() == Overlay::MY_AVATAR) {
auto batch = args->_batch;
MyAvatar* avatar = DependencyManager::get<AvatarManager>()->getMyAvatar();
glm::quat myAvatarRotation = avatar->getOrientation();
glm::vec3 myAvatarPosition = avatar->getPosition();
float angle = glm::degrees(glm::angle(myAvatarRotation));
glm::vec3 axis = glm::axis(myAvatarRotation);
float myAvatarScale = avatar->getScale();
Transform transform = Transform();
transform.setTranslation(myAvatarPosition);
transform.setRotation(glm::angleAxis(angle, axis));
transform.setScale(myAvatarScale);
batch->setModelTransform(transform);
overlay->render(args);
} else {
overlay->render(args);
}
}
}
template <> void payloadRender(const Overlay::Pointer& overlay, RenderArgs* args) {
if (args) {
if (overlay->getAnchor() == Overlay::MY_AVATAR) {
glPushMatrix();
MyAvatar* avatar = DependencyManager::get<AvatarManager>()->getMyAvatar();
glm::quat myAvatarRotation = avatar->getOrientation();
glm::vec3 myAvatarPosition = avatar->getPosition();
float angle = glm::degrees(glm::angle(myAvatarRotation));
glm::vec3 axis = glm::axis(myAvatarRotation);
float myAvatarScale = avatar->getScale();
glTranslatef(myAvatarPosition.x, myAvatarPosition.y, myAvatarPosition.z);
glRotatef(angle, axis.x, axis.y, axis.z);
glScalef(myAvatarScale, myAvatarScale, myAvatarScale);
overlay->render(args);
glPopMatrix();
} else {
overlay->render(args);
}
}
}
template <> const ItemKey payloadGetKey(const Overlay::Pointer& overlay) {
auto builder = ItemKey::Builder().withTypeShape();
if (overlay->is3D()) {
auto overlay3D = std::static_pointer_cast<Base3DOverlay>(overlay);
if (overlay3D->getDrawInFront() || overlay3D->getDrawHUDLayer()) {
builder.withLayered();
}
if (overlay->isTransparent()) {
builder.withTransparent();
}
} else {
builder.withViewSpace();
}
if (!overlay->getVisible()) {
builder.withInvisible();
}
builder.withTagBits(render::ItemKey::TAG_BITS_0); // Only draw overlays in main view
return builder.build();
}
void mitk::OverlayManager::AddOverlay(const Overlay::Pointer& overlay)
{
std::pair<OverlaySet::iterator,bool> inSet;
inSet = m_OverlaySet.insert(overlay);
if(inSet.second)
{
BaseRendererSet::iterator it;
for ( it=m_BaseRendererSet.begin() ; it != m_BaseRendererSet.end(); it++ )
{
overlay->AddToBaseRenderer(*it);
}
}
}
template <> int payloadGetLayer(const Overlay::Pointer& overlay) {
if (overlay->is3D()) {
auto overlay3D = std::dynamic_pointer_cast<Base3DOverlay>(overlay);
if (overlay3D->getDrawInFront()) {
return Item::LAYER_3D_FRONT;
} else if (overlay3D->getDrawHUDLayer()) {
return Item::LAYER_3D_HUD;
} else {
return Item::LAYER_3D;
}
} else {
return Item::LAYER_2D;
}
}
template <> const Item::Bound payloadGetBound(const Overlay::Pointer& overlay) {
return overlay->getBounds();
}
template <> uint32_t metaFetchMetaSubItems(const Overlay::Pointer& overlay, ItemIDs& subItems) {
return overlay->fetchMetaSubItems(subItems);
}
template <> const ShapeKey shapeGetShapeKey(const Overlay::Pointer& overlay) {
return overlay->getShapeKey();
}
template <> void payloadRender(const Overlay::Pointer& overlay, RenderArgs* args) {
if (args) {
overlay->render(args);
}
}