Bug 194727 Pyramid chart with 2d+ dimension should like a pyramid
Pyramid chart in 2d+ dimension should like a pyramid, rather than a triangle with depth effect. In addition, pyramid in 2d+ should like itself in 3d as well. Take a look at attached screenshot to compare the charts.
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/render/BaseRenderer.java
se = (Series) alRuntimeSeries.get( k );
						brna[iSI] = ( se.getClass( ) == SeriesImpl.class ) ? new EmptyWithoutAxes( )
								: ps.getRenderer( se.getClass( ) );
						
						brna[iSI].set( cm,
								oComputations,
								se,
								bPaletteByCategory ? sdBase : sd );
						brna[iSI].iSeriesIndex = iSI++;
					}
				}
			}
			for ( int k = 0; k < iSI; k++ )
			{
				brna[k].iSeriesCount = iSI;
			}
		}
		return brna;
	}
	/**
	 * @return Returns series associated with current renderer.
	 */
	public final Series getSeries( )
	{
		return se;
	}
	/**
	 * @return Returns chart model associated with current renderer.
	 */
	public final Chart getModel( )