Document how to start the gui on a specific call.

diff --git a/README.markdown b/README.markdown
index f39ca1990289f8ce3ee94a60428575cd5d1f554c..d5911367f9bc47d14df2c60aead4f05303f43c70 100644 (file)
--- a/README.markdown
+++ b/README.markdown
@@ -12,8 +12,8 @@ About **apitrace**
 * visualize and edit trace files.
 
 
 * visualize and edit trace files.
 
 

-Basic usage
-===========
+Obtaining **apitrace**
+======================

 
 To obtain apitrace either [download the latest
 binaries](https://github.com/apitrace/apitrace/downloads) for your platform if
 
 To obtain apitrace either [download the latest
 binaries](https://github.com/apitrace/apitrace/downloads) for your platform if


@@ -21,6 +21,10 @@ available, or follow the [build instructions](INSTALL.markdown) to build it
 yourself.  On 64bits Linux and Windows platforms you'll need apitrace binaries
 that match the architecture (32bits or 64bits) of the application being traced.
 
 yourself.  On 64bits Linux and Windows platforms you'll need apitrace binaries
 that match the architecture (32bits or 64bits) of the application being traced.
 

+
+Basic usage
+===========
+

 Run the application you want to trace as
 
     apitrace trace --api API /path/to/application [args...]
 Run the application you want to trace as
 
     apitrace trace --api API /path/to/application [args...]


@@ -48,10 +52,18 @@ Replay an OpenGL trace with
 Pass the `-sb` option to use a single buffered visual.  Pass `--help` to
 glretrace for more options.
 
 Pass the `-sb` option to use a single buffered visual.  Pass `--help` to
 glretrace for more options.
 

+
+Basic GUI usage
+===============
+

 Start the GUI as
 
     qapitrace application.trace
 
 Start the GUI as
 
     qapitrace application.trace
 

+You can also tell the GUI to go directly to a specific call
+
+    qapitrace application.trace 12345
+

 
 Advanced command line usage
 ===========================
 
 Advanced command line usage
 ===========================