Give access to the sphere mesh of the scene node.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@1259 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/CGeometryCreator.cpp

@@ -492,7 +492,7 @@ IMesh* CGeometryCreator::createSphereMesh(f32 radius, u32 polyCountX, u32 polyCo
 	buffer->Vertices.set_used((polyCountXPitch * polyCountY) + 2);
 	buffer->Indices.set_used((polyCountX * polyCountY) * 6);
 
-	video::SColor clr(100, 255,255,255);
+	const video::SColor clr(100, 255,255,255);
 
 	u32 i=0;
 	u32 level = 0;

source/Irrlicht/CSphereSceneNode.cpp

@@ -17,7 +17,7 @@ namespace scene
 //! constructor
 CSphereSceneNode::CSphereSceneNode(f32 radius, u32 polyCountX, u32 polyCountY, ISceneNode* parent, ISceneManager* mgr, s32 id,
 			const core::vector3df& position, const core::vector3df& rotation, const core::vector3df& scale)
-: ISceneNode(parent, mgr, id, position, rotation, scale), Mesh(0),
+: IMeshSceneNode(parent, mgr, id, position, rotation, scale), Mesh(0),
 	Radius(radius), PolyCountX(polyCountX), PolyCountY(polyCountY)
 {
 	#ifdef _DEBUG

source/Irrlicht/CSphereSceneNode.h

@@ -5,14 +5,14 @@
 #ifndef __C_SHPERE_SCENE_NODE_H_INCLUDED__
 #define __C_SHPERE_SCENE_NODE_H_INCLUDED__
 
-#include "ISceneNode.h"
+#include "IMeshSceneNode.h"
 #include "IMesh.h"
 
 namespace irr
 {
 namespace scene
 {
-	class CSphereSceneNode : public ISceneNode
+	class CSphereSceneNode : public IMeshSceneNode
 	{
 	public:
 
@@ -55,6 +55,20 @@ namespace scene
 		//! Creates a clone of this scene node and its children.
 		virtual ISceneNode* clone(ISceneNode* newParent=0, ISceneManager* newManager=0);
 
+		//! The mesh cannot be changed
+		virtual void setMesh(IMesh* mesh) {}
+
+		//! Returns the current mesh
+		virtual IMesh* getMesh() { return Mesh; }
+
+		//! Sets if the scene node should not copy the materials of the mesh but use them in a read only style.
+		/* In this way it is possible to change the materials a mesh causing all mesh scene nodes 
+		referencing this mesh to change too. */
+		virtual void setReadOnlyMaterials(bool readonly) {}
+
+		//! Returns if the scene node should not copy the materials of the mesh but use them in a read only style
+		virtual bool isReadOnlyMaterials() const { return false; }
+
 	private:
 
 		IMesh* Mesh;