Volume light to use hardware buffers and correct render pass. Doesn't make...

Volume light to use hardware buffers and correct render pass. Doesn't make much difference as complex lights do lots of filling when close up

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@1317 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/CVolumeLightSceneNode.cpp

@@ -31,6 +31,7 @@ CVolumeLightSceneNode::CVolumeLightSceneNode(ISceneNode* parent, ISceneManager*
 	setDebugName("CVolumeLightSceneNode");
 	#endif
 
+	Buffer.setHardwareMappingHint(EHM_STATIC);
 	constructLight();
 }
 
@@ -167,6 +168,8 @@ void CVolumeLightSceneNode::constructLight()
 
 	Buffer.Material.Lighting = false;
 	Buffer.Material.ZWriteEnable = false;
+
+	Buffer.setDirty(EBT_VERTEX_AND_INDEX);
 }
 
 
@@ -177,10 +180,7 @@ void CVolumeLightSceneNode::render()
 	driver->setTransform(video::ETS_WORLD, AbsoluteTransformation);
 
 	driver->setMaterial(Buffer.Material);
-	driver->drawVertexPrimitiveList(
-			Buffer.getVertices(), Buffer.getVertexCount(),
-			Buffer.getIndices(), Buffer.getIndexCount() / 3 ,
-			Buffer.getVertexType(), EPT_TRIANGLES);
+	driver->drawMeshBuffer(&Buffer);
 }
 
 
@@ -195,14 +195,7 @@ void CVolumeLightSceneNode::OnRegisterSceneNode()
 {
 	if (IsVisible)
 	{
-		//lie to sceneManager
-		Buffer.Material.MaterialType = video::EMT_TRANSPARENT_ADD_COLOR;
-		Buffer.Material.MaterialTypeParam = 0.01f;
-		SceneManager->registerNodeForRendering(this, ESNRP_AUTOMATIC);
-
-		//restore state
-		Buffer.Material.MaterialType = video::EMT_ONETEXTURE_BLEND;
-		Buffer.Material.MaterialTypeParam = pack_texureBlendFunc( video::EBF_SRC_COLOR, video::EBF_SRC_ALPHA, video::EMFN_MODULATE_1X );
+		SceneManager->registerNodeForRendering(this, ESNRP_TRANSPARENT);
 	}
 	ISceneNode::OnRegisterSceneNode();
 }