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authorAlexander Larsson <alexl@redhat.com>2014-10-30 12:22:08 +0100
committerAlexander Larsson <alexl@redhat.com>2014-10-30 12:43:03 +0100
commit398697eb2fcd25246b6d20bc78a678b1ab1bff3c (patch)
tree6136149096d75b83ba4e9e219ad37b0b35c04b9d /gdk/gdkgl.c
parentf0ae8da99378adcd89587b5ce702de0a179753f2 (diff)
downloadgtk+-398697eb2fcd25246b6d20bc78a678b1ab1bff3c.tar.gz
Clarify docs for gdk_cairo_draw_from_gl
Diffstat (limited to 'gdk/gdkgl.c')
-rw-r--r--gdk/gdkgl.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/gdk/gdkgl.c b/gdk/gdkgl.c
index a4b290a8f5..b24bb5d057 100644
--- a/gdk/gdkgl.c
+++ b/gdk/gdkgl.c
@@ -54,6 +54,8 @@ gdk_cairo_surface_mark_as_direct (cairo_surface_t *surface,
* This is the main way to draw GL content in GTK+. It takes a render buffer ID
* (@source_type == #GL_RENDERBUFFER) or a texture id (@source_type == #GL_TEXTURE)
* and draws it onto @cr with an OVER operation, respecting the current clip.
+ * The top left corner of the rectangle specified by @x, @y, @width and @height
+ * will be drawn at the current (0,0) position of the cairo_t.
*
* This will work for *all* cairo_t, as long as @window is realized, but the
* fallback implementation that reads back the pixels from the buffer may be