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-rw-r--r--src/options/renderer_3d.php4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/options/renderer_3d.php b/src/options/renderer_3d.php
index 8cc485b..48262c7 100644
--- a/src/options/renderer_3d.php
+++ b/src/options/renderer_3d.php
@@ -10,6 +10,10 @@
/**
* Class containing the extended options for the three dimensional renderer.
*
+ * The three dimensional renderer offers a visually improved rendering compared
+ * with the two dimensional renderer. This results in more options configuring
+ * the three dimensional effeks, shadows and gleams in the chart.
+ *
* <code>
* $graph = new ezcGraphPieChart();
* $graph->palette = new ezcGraphPaletteEzRed();
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