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
ScriptHandler.callFunction( sh,
						ScriptHandler.AFTER_DRAW_BLOCK,
						bl,
						getRunTimeContext( ).getScriptContext( ) );
				getRunTimeContext( ).notifyStructureChange( IStructureDefinitionListener.AFTER_DRAW_BLOCK,
						bl );
				if ( bFirstInSequence && !bLastInSequence )
				{
					break;
				}
				if ( !bStarted )
				{
					bStarted = true;
				}
			}
			else if ( bl instanceof TitleBlock && bStarted )
			{
				ScriptHandler.callFunction( sh,
						ScriptHandler.BEFORE_DRAW_BLOCK,
						bl,
						getRunTimeContext( ).getScriptContext( ) );
				getRunTimeContext( ).notifyStructureChange( IStructureDefinitionListener.BEFORE_DRAW_BLOCK,
						bl );
				renderTitle( ir, (TitleBlock) bl );
				ScriptHandler.callFunction( sh,
						ScriptHandler.AFTER_DRAW_BLOCK,
						bl,
						getRunTimeContext( ).getScriptContext( ) );
				getRunTimeContext( ).notifyStructureChange( IStructureDefinitionListener.AFTER_DRAW_BLOCK,
						bl );