From f9158592e1478b2013afc7041d9ed041cf2d2f4a Mon Sep 17 00:00:00 2001
From: David Walter Seikel
Date: Mon, 13 Jan 2014 19:47:58 +1000
Subject: Update Irrlicht to 1.8.1.  Include actual change markers this time. 
 lol

---
 .../source/Irrlicht/CSceneNodeAnimatorTexture.cpp  | 140 +++++++++++++++++++++
 1 file changed, 140 insertions(+)
 create mode 100644 libraries/irrlicht-1.8.1/source/Irrlicht/CSceneNodeAnimatorTexture.cpp

(limited to 'libraries/irrlicht-1.8.1/source/Irrlicht/CSceneNodeAnimatorTexture.cpp')

diff --git a/libraries/irrlicht-1.8.1/source/Irrlicht/CSceneNodeAnimatorTexture.cpp b/libraries/irrlicht-1.8.1/source/Irrlicht/CSceneNodeAnimatorTexture.cpp
new file mode 100644
index 0000000..1cedf3d
--- /dev/null
+++ b/libraries/irrlicht-1.8.1/source/Irrlicht/CSceneNodeAnimatorTexture.cpp
@@ -0,0 +1,140 @@
+// Copyright (C) 2002-2012 Nikolaus Gebhardt
+// This file is part of the "Irrlicht Engine".
+// For conditions of distribution and use, see copyright notice in irrlicht.h
+
+#include "CSceneNodeAnimatorTexture.h"
+#include "ITexture.h"
+
+namespace irr
+{
+namespace scene
+{
+
+
+//! constructor
+CSceneNodeAnimatorTexture::CSceneNodeAnimatorTexture(const core::array<video::ITexture*>& textures, 
+					 s32 timePerFrame, bool loop, u32 now)
+: ISceneNodeAnimatorFinishing(0),
+	TimePerFrame(timePerFrame), StartTime(now), Loop(loop)
+{
+	#ifdef _DEBUG
+	setDebugName("CSceneNodeAnimatorTexture");
+	#endif
+
+	for (u32 i=0; i<textures.size(); ++i)
+	{
+		if (textures[i])
+			textures[i]->grab();
+
+		Textures.push_back(textures[i]);
+	}
+
+	FinishTime = now + (timePerFrame * Textures.size());
+}
+
+
+//! destructor
+CSceneNodeAnimatorTexture::~CSceneNodeAnimatorTexture()
+{
+	clearTextures();
+}
+
+
+void CSceneNodeAnimatorTexture::clearTextures()
+{
+	for (u32 i=0; i<Textures.size(); ++i)
+		if (Textures[i])
+			Textures[i]->drop();
+}
+
+
+//! animates a scene node
+void CSceneNodeAnimatorTexture::animateNode(ISceneNode* node, u32 timeMs)
+{
+	if(!node)
+		return;
+
+	if (Textures.size())
+	{
+		const u32 t = (timeMs-StartTime);
+
+		u32 idx = 0;
+		if (!Loop && timeMs >= FinishTime)
+		{
+			idx = Textures.size() - 1;
+			HasFinished = true;
+		}
+		else
+		{
+			idx = (t/TimePerFrame) % Textures.size();
+		}
+
+		if (idx < Textures.size())
+			node->setMaterialTexture(0, Textures[idx]);
+	}
+}
+
+
+//! Writes attributes of the scene node animator.
+void CSceneNodeAnimatorTexture::serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const
+{
+	out->addInt("TimePerFrame", TimePerFrame);
+	out->addBool("Loop", Loop);
+
+	// add one texture in addition when serializing for editors
+	// to make it easier to add textures quickly
+
+	u32 count = Textures.size();
+	if ( options && (options->Flags & io::EARWF_FOR_EDITOR))
+		count += 1;
+
+	for (u32 i=0; i<count; ++i)
+	{
+		core::stringc tname = "Texture";
+		tname += (int)(i+1);
+
+		out->addTexture(tname.c_str(), i<Textures.size() ? Textures[i] : 0);
+	}
+}
+
+
+//! Reads attributes of the scene node animator.
+void CSceneNodeAnimatorTexture::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options)
+{
+	TimePerFrame = in->getAttributeAsInt("TimePerFrame");
+	Loop = in->getAttributeAsBool("Loop");
+
+	clearTextures();
+
+	for(u32 i=1; true; ++i)
+	{
+		core::stringc tname = "Texture";
+		tname += (int)i;
+
+		if (in->existsAttribute(tname.c_str()))
+		{
+			video::ITexture* tex = in->getAttributeAsTexture(tname.c_str());
+			if (tex)
+			{
+				tex->grab();
+				Textures.push_back(tex);
+			}
+		}
+		else
+			break;
+	}
+}
+
+
+ISceneNodeAnimator* CSceneNodeAnimatorTexture::createClone(ISceneNode* node, ISceneManager* newManager)
+{
+	CSceneNodeAnimatorTexture * newAnimator = 
+		new CSceneNodeAnimatorTexture(Textures, TimePerFrame, Loop, StartTime);
+
+	return newAnimator;
+}
+
+
+} // end namespace scene
+} // end namespace irr
+
-- 
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