From 34613c66acb6143719315d409f167124c78f5cde Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Tue, 18 Jan 2011 16:34:22 -0700 Subject: gallium/docs: document result type for some types of queries --- src/gallium/docs/source/context.rst | 2 ++ 1 file changed, 2 insertions(+) (limited to 'src/gallium/docs') diff --git a/src/gallium/docs/source/context.rst b/src/gallium/docs/source/context.rst index c33cf7c573..6760e7be4b 100644 --- a/src/gallium/docs/source/context.rst +++ b/src/gallium/docs/source/context.rst @@ -232,9 +232,11 @@ The most common type of query is the occlusion query, ``PIPE_QUERY_OCCLUSION_COUNTER``, which counts the number of fragments which are written to the framebuffer without being culled by :ref:`Depth, Stencil, & Alpha` testing or shader KILL instructions. +The result is an unsigned 64-bit integer. Another type of query, ``PIPE_QUERY_TIME_ELAPSED``, returns the amount of time, in nanoseconds, the context takes to perform operations. +The result is an unsigned 64-bit integer. Gallium does not guarantee the availability of any query types; one must always check the capabilities of the :ref:`Screen` first. -- cgit v1.2.3