From 393b5cd1dc438872af89d334ef6e5fcc59f27d47 Mon Sep 17 00:00:00 2001
From: David Walter Seikel
Date: Sun, 13 Jan 2013 17:24:39 +1000
Subject: Added Irrlicht 1.8, but without all the Windows binaries.

---
 .../source/Irrlicht/CTriangleBBSelector.cpp        | 80 ++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 libraries/irrlicht-1.8/source/Irrlicht/CTriangleBBSelector.cpp

(limited to 'libraries/irrlicht-1.8/source/Irrlicht/CTriangleBBSelector.cpp')

diff --git a/libraries/irrlicht-1.8/source/Irrlicht/CTriangleBBSelector.cpp b/libraries/irrlicht-1.8/source/Irrlicht/CTriangleBBSelector.cpp
new file mode 100644
index 0000000..547b249
--- /dev/null
+++ b/libraries/irrlicht-1.8/source/Irrlicht/CTriangleBBSelector.cpp
@@ -0,0 +1,80 @@
+// 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 "CTriangleBBSelector.h"
+#include "ISceneNode.h"
+
+namespace irr
+{
+namespace scene
+{
+
+//! constructor
+CTriangleBBSelector::CTriangleBBSelector(ISceneNode* node)
+: CTriangleSelector(node)
+{
+	#ifdef _DEBUG
+	setDebugName("CTriangleBBSelector");
+	#endif
+
+	Triangles.set_used(12); // a box has 12 triangles.
+}
+
+
+
+//! Gets all triangles.
+void CTriangleBBSelector::getTriangles(core::triangle3df* triangles,
+					s32 arraySize, s32& outTriangleCount,
+					const core::matrix4* transform) const
+{
+	if (!SceneNode)
+		return;
+
+	// construct triangles
+	const core::aabbox3d<f32>& box = SceneNode->getBoundingBox();
+	core::vector3df edges[8];
+	box.getEdges(edges);
+
+	Triangles[0].set( edges[3], edges[0], edges[2]);
+	Triangles[1].set( edges[3], edges[1], edges[0]);
+
+	Triangles[2].set( edges[3], edges[2], edges[7]);
+	Triangles[3].set( edges[7], edges[2], edges[6]);
+
+	Triangles[4].set( edges[7], edges[6], edges[4]);
+	Triangles[5].set( edges[5], edges[7], edges[4]);
+
+	Triangles[6].set( edges[5], edges[4], edges[0]);
+	Triangles[7].set( edges[5], edges[0], edges[1]);
+
+	Triangles[8].set( edges[1], edges[3], edges[7]);
+	Triangles[9].set( edges[1], edges[7], edges[5]);
+
+	Triangles[10].set(edges[0], edges[6], edges[2]);
+	Triangles[11].set(edges[0], edges[4], edges[6]);
+
+	// call parent
+	CTriangleSelector::getTriangles(triangles, arraySize, outTriangleCount,	transform);
+}
+
+void CTriangleBBSelector::getTriangles(core::triangle3df* triangles,
+					s32 arraySize, s32& outTriangleCount,
+					const core::aabbox3d<f32>& box,
+					const core::matrix4* transform) const
+{
+	return getTriangles(triangles, arraySize, outTriangleCount, transform);
+}
+
+void CTriangleBBSelector::getTriangles(core::triangle3df* triangles,
+					s32 arraySize, s32& outTriangleCount,
+					const core::line3d<f32>& line,
+					const core::matrix4* transform) const
+{
+	return getTriangles(triangles, arraySize, outTriangleCount, transform);
+}
+
+
+} // end namespace scene
+} // end namespace irr
+
-- 
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