fixed the problem with drivers claiming they can generate mipmaps althoug they cannot.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@952 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/CD3D9Driver.cpp

@@ -541,7 +541,9 @@ bool CD3D9Driver::queryFeature(E_VIDEO_DRIVER_FEATURE feature)
 	case EVDF_MIP_MAP:
 		return (Caps.TextureCaps & D3DPTEXTURECAPS_MIPMAP) != 0;
 	case EVDF_MIP_MAP_AUTO_UPDATE:
-		return (Caps.Caps2 & D3DCAPS2_CANAUTOGENMIPMAP) != 0;
+		// always return false because a lot of drivers claim they do 
+		// this but actually don't do this at all.
+		return false; //(Caps.Caps2 & D3DCAPS2_CANAUTOGENMIPMAP) != 0;
 	case EVDF_STENCIL_BUFFER:
 		return StencilBuffer &&  Caps.StencilCaps;
 	case EVDF_VERTEX_SHADER_1_1: