void EC_ChatBubble::Refresh()
{
if (renderer_.expired() ||!billboardSet_ || !billboard_)
return;
// If no messages in the log, hide the chat bubble.
if (messages_.size() == 0)
{
billboardSet_->setVisible(false);
return;
}
else
billboardSet_->setVisible(true);
// Get pixmap with chat bubble and text rendered to it.
QPixmap pixmap = GetChatBubblePixmap();
if (pixmap.isNull())
return;
// Create texture
QImage img = pixmap.toImage();
Ogre::DataStreamPtr stream(new Ogre::MemoryDataStream((void*)img.bits(), img.byteCount()));
std::string tex_name("ChatBubbleTexture" + renderer_.lock()->GetUniqueObjectName());
Ogre::TextureManager &manager = Ogre::TextureManager::getSingleton();
Ogre::Texture *tex = dynamic_cast<Ogre::Texture *>(manager.create(tex_name, Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME).get());
assert(tex);
tex->loadRawData(stream, img.width(), img.height(), Ogre::PF_A8R8G8B8);
// Set new material with the new texture name in it.
std::string newMatName = std::string("material") + renderer_.lock()->GetUniqueObjectName();
Ogre::MaterialPtr material = OgreRenderer::CloneMaterial("UnlitTexturedSoftAlpha", newMatName);
OgreRenderer::SetTextureUnitOnMaterial(material, tex_name);
billboardSet_->setMaterialName(newMatName);
}
void EC_ChatBubble::Refresh()
{
if (renderer_.expired() || !billboardSet_ || !billboard_)
return;
// If no messages in the log, hide the chat bubble.
if (messages_.isEmpty())
{
billboardSet_->setVisible(false);
return;
}
else
billboardSet_->setVisible(true);
// Get image buffer and texture
QImage buffer = GetChatBubblePixmap().toImage();
Ogre::TexturePtr texture = Ogre::TextureManager::getSingleton().getByName(texture_name_);
if (buffer.isNull() || texture.isNull())
return;
// Check texture size
if ((int)texture->getWidth() != buffer.width() || (int)texture->getHeight() != buffer.height())
{
texture->freeInternalResources();
texture->setWidth(buffer.width());
texture->setHeight(buffer.height());
texture->createInternalResources();
}
// Update texture buffer
Ogre::Box update_box(0,0, buffer.width(), buffer.height());
Ogre::PixelBox pixel_box(update_box, Ogre::PF_A8R8G8B8, (void*)buffer.bits());
if (!texture->getBuffer().isNull())
texture->getBuffer()->blitFromMemory(pixel_box, update_box);
}
