Bug 161901 Z-Axis Title is truncated
Z-Axis Title is truncated Steps to reproduce: 1. Create a 3D bar chart. 2. Set Z-Axis Title visible. 3. Check the Chart Preview window. 4. Preview. Expected result: The Z-Axis Title is fully displayed both in Chart Preview window and when previewed. Actual result: Z-Axis Title is truncated
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/Engine3D.java
double sp1 = v1.scalarProduct( PNV[i] );
			double sp2 = v2.scalarProduct( PNV[i] );
			
			if ( sp1 < 0 && sp2 < 0 )
			{
				return OUT_OF_RANGE_BOTH;
			}
			
			
			if ( sp1 < 0 || sp2 < 0 )
			{
				double fraction = Math.abs( sp1 )
						/ ( Math.abs( sp1 ) + Math.abs( sp2 ) );
				clip_ptr.set( end.get( 0 ), end.get( 1 ), end.get( 2 ) );
				clip_ptr.sub( start );
				clip_ptr.scale( fraction );
				clip_ptr.add( start );
				
				if ( sp1 < 0 )
				{
					retval = (byte) ( retval | OUT_OF_RANGE_START );
					start.set( clip_ptr.get( 0 ),
							clip_ptr.get( 1 ),
							clip_ptr.get( 2 ) );
				}
				
				else
				{
					retval = (byte) ( retval | OUT_OF_RANGE_END );
					end.set( clip_ptr.get( 0 ),