* RenderTasks may optionally target a frame-buffer, otherwise the default GL surface is used;
* typically this is a window provided by the native system.
*
- * By default Dali provides a single RenderTask, which renders the entire actor hierachy using
+ * By default Dali provides a single RenderTask, which renders the entire actor hierarchy using
* a default camera actor and GL surface. If stereoscopic rendering is enabled, Dali will create
* two additional render tasks, on for each eye. Each render task will have its own camera parented
* to the default camera actor.
/**
* @brief Sets the frame-buffer used as a render target.
* @SINCE_1_1.38
- * @param[in] frameBuffer er A valid FrameBuffer handle to enable off-screen rendering, or an uninitialized handle to disable it
+ * @param[in] frameBuffer A valid FrameBuffer handle to enable off-screen rendering, or an uninitialized handle to disable it
*/
void SetFrameBuffer( FrameBuffer frameBuffer );