[Cogl] [PATCH] framebuffer: Annotate the output parameter of get_viewport4fv()

[Damien Lespiau]

From: Damien Lespiau <damien.lespiau at intel.com>

Annotate that the float* is an out parameter that points to a caller
allocated array of 4 floats.
---
 cogl/cogl-framebuffer.h |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/cogl/cogl-framebuffer.h b/cogl/cogl-framebuffer.h
index 62a02ca..c1295b8 100644
--- a/cogl/cogl-framebuffer.h
+++ b/cogl/cogl-framebuffer.h
@@ -231,7 +231,8 @@ cogl_framebuffer_get_viewport_height (CoglFramebuffer *framebuffer);
 /**
  * cogl_framebuffer_get_viewport4fv:
  * @framebuffer: A #CoglFramebuffer
- * @viewport: A pointer to an array of 4 floats to receive the (x, y, width, height)
+ * @viewport: (out caller-allocates) (array fixed-size=4): A pointer to an
+ *            array of 4 floats to receive the (x, y, width, height)
  *            components of the current viewport.
  *
  * Queries the x, y, width and height components of the current viewport as set
-- 
1.7.7.5