doc: Enhance appendPath docs

Added description according to api behavior change

Change-Id: I1abf748fa64d092e39199cbf99315586865e78a0

diff --git a/inc/thorvg.h b/inc/thorvg.h
index 4d454c4..7afe228 100644 (file)
--- a/inc/thorvg.h
+++ b/inc/thorvg.h
@@ -756,6 +756,7 @@ public:
      *
      * The current point value is set to the last point from the sub-path.
      * For each command from the @p cmds array, an appropriate number of points in @p pts array should be specified.
+     * If the number of points array is different from the number required by commands array, the shape with this path added is not displayed on the screen.
      *
      * @param[in] cmds The array of the commands in the sub-path.
      * @param[in] cmdCnt The number of the sub-path's commands.