From c3b279750ece0b5144bf8e973d55108347462223 Mon Sep 17 00:00:00 2001
From: RealBadAngel <maciej.kasatkin@o2.pl>
Date: Mon, 15 Feb 2016 14:01:01 +0100
Subject: Move object nametags to camera

---
 src/content_cao.cpp | 83 +++++++++++++++++++++--------------------------------
 1 file changed, 33 insertions(+), 50 deletions(-)

(limited to 'src/content_cao.cpp')

diff --git a/src/content_cao.cpp b/src/content_cao.cpp
index e7c7a0be5..d701e4f72 100644
--- a/src/content_cao.cpp
+++ b/src/content_cao.cpp
@@ -546,12 +546,14 @@ GenericCAO::GenericCAO(IGameDef *gamedef, ClientEnvironment *env):
 		//
 		m_smgr(NULL),
 		m_irr(NULL),
+		m_camera(NULL),
+		m_gamedef(NULL),
 		m_selection_box(-BS/3.,-BS/3.,-BS/3., BS/3.,BS/3.,BS/3.),
 		m_meshnode(NULL),
 		m_animated_meshnode(NULL),
 		m_wield_meshnode(NULL),
 		m_spritenode(NULL),
-		m_textnode(NULL),
+		m_nametag(NULL),
 		m_position(v3f(0,10*BS,0)),
 		m_velocity(v3f(0,0,0)),
 		m_acceleration(v3f(0,0,0)),
@@ -580,8 +582,11 @@ GenericCAO::GenericCAO(IGameDef *gamedef, ClientEnvironment *env):
 		m_last_light(255),
 		m_is_visible(false)
 {
-	if(gamedef == NULL)
+	if (gamedef == NULL) {
 		ClientActiveObject::registerType(getType(), create);
+	} else {
+		m_gamedef = gamedef;
+	}
 }
 
 bool GenericCAO::getCollisionBox(aabb3f *toset)
@@ -667,8 +672,7 @@ void GenericCAO::initialize(const std::string &data)
 
 GenericCAO::~GenericCAO()
 {
-	if(m_is_player)
-	{
+	if (m_is_player) {
 		m_env->removePlayerName(m_name.c_str());
 	}
 	removeFromScene(true);
@@ -695,14 +699,15 @@ v3f GenericCAO::getPosition()
 
 scene::ISceneNode* GenericCAO::getSceneNode()
 {
-	if (m_meshnode)
+	if (m_meshnode) {
 		return m_meshnode;
-	if (m_animated_meshnode)
+	} else if (m_animated_meshnode) {
 		return m_animated_meshnode;
-	if (m_wield_meshnode)
+	} else if (m_wield_meshnode) {
 		return m_wield_meshnode;
-	if (m_spritenode)
+	} else if (m_spritenode) {
 		return m_spritenode;
+	}
 	return NULL;
 }
 
@@ -775,56 +780,47 @@ void GenericCAO::removeFromScene(bool permanent)
 		}
 	}
 
-	if(m_meshnode)
-	{
+	if (m_meshnode) {
 		m_meshnode->remove();
 		m_meshnode->drop();
 		m_meshnode = NULL;
-	}
-	if(m_animated_meshnode)
-	{
+	} else if (m_animated_meshnode)	{
 		m_animated_meshnode->remove();
 		m_animated_meshnode->drop();
 		m_animated_meshnode = NULL;
-	}
-	if(m_wield_meshnode)
-	{
+	} else if (m_wield_meshnode) {
 		m_wield_meshnode->remove();
 		m_wield_meshnode->drop();
 		m_wield_meshnode = NULL;
-	}
-	if(m_spritenode)
-	{
+	} else if (m_spritenode) {
 		m_spritenode->remove();
 		m_spritenode->drop();
 		m_spritenode = NULL;
 	}
-	if (m_textnode)
-	{
-		m_textnode->remove();
-		m_textnode->drop();
-		m_textnode = NULL;
+
+	if (m_nametag) {
+		m_gamedef->getCamera()->removeNametag(m_nametag);
+		m_nametag = NULL;
 	}
 }
 
-void GenericCAO::addToScene(scene::ISceneManager *smgr, ITextureSource *tsrc,
-		IrrlichtDevice *irr)
+void GenericCAO::addToScene(scene::ISceneManager *smgr, 
+		ITextureSource *tsrc, IrrlichtDevice *irr)
 {
 	m_smgr = smgr;
 	m_irr = irr;
 
-	if (getSceneNode() != NULL)
+	if (getSceneNode() != NULL) {
 		return;
+	}
 
 	m_visuals_expired = false;
 
-	if(!m_prop.is_visible)
+	if (!m_prop.is_visible) {
 		return;
+	}
 
-	//video::IVideoDriver* driver = smgr->getVideoDriver();
-
-	if(m_prop.visual == "sprite")
-	{
+	if (m_prop.visual == "sprite") {
 		infostream<<"GenericCAO::addToScene(): single_sprite"<<std::endl;
 		m_spritenode = smgr->addBillboardSceneNode(
 				NULL, v2f(1, 1), v3f(0,0,0), -1);
@@ -972,18 +968,9 @@ void GenericCAO::addToScene(scene::ISceneManager *smgr, ITextureSource *tsrc,
 
 	scene::ISceneNode *node = getSceneNode();
 	if (node && m_prop.nametag != "" && !m_is_local_player) {
-		// Add a text node for showing the name
-		gui::IGUIEnvironment* gui = irr->getGUIEnvironment();
-		std::wstring nametag_text = utf8_to_wide(m_prop.nametag);
-		m_textnode = smgr->addTextSceneNode(gui->getSkin()->getFont(),
-				nametag_text.c_str(), m_prop.nametag_color, node);
-		m_textnode->grab();
-		m_textnode->setPosition(v3f(0, BS*1.1, 0));
-
-		// Enforce hiding nametag,
-		// because if freetype is enabled, a grey
-		// shadow can remain.
-		m_textnode->setVisible(m_prop.nametag_color.getAlpha() > 0);
+		// Add nametag
+		m_nametag = m_gamedef->getCamera()->addNametag(node,
+			m_prop.nametag, m_prop.nametag_color);
 	}
 
 	updateNodePos();
@@ -1785,12 +1772,8 @@ void GenericCAO::processMessage(const std::string &data)
 		// Deprecated, for backwards compatibility only.
 		readU8(is); // version
 		m_prop.nametag_color = readARGB8(is);
-		if (m_textnode != NULL) {
-			m_textnode->setTextColor(m_prop.nametag_color);
-
-			// Enforce hiding nametag,
-			// because if freetype is enabled, a grey shadow can remain.
-			m_textnode->setVisible(m_prop.nametag_color.getAlpha() > 0);
+		if (m_nametag != NULL) {
+			m_nametag->nametag_color = m_prop.nametag_color;
 		}
 	}
 }
-- 
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