Module: Mesa Branch: master Commit: 7e55c3b352b6616fa2780f683dd6c8e1a3f61815 URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=7e55c3b352b6616fa2780f683dd6c8e1a3f61815
Author: Michel Dänzer <michel.daen...@amd.com> Date: Thu Sep 25 15:29:56 2014 +0900 st/mesa: Use PIPE_USAGE_STAGING for GL_STATIC/DYNAMIC/STREAM_READ buffers Such buffers can only be useful by reading from them with the CPU, so we need to make sure CPU reads are fast. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=84178 Reviewed-by: Marek Olšák <marek.ol...@amd.com> Cc: mesa-sta...@lists.freedesktop.org --- src/mesa/state_tracker/st_cb_bufferobjects.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/src/mesa/state_tracker/st_cb_bufferobjects.c b/src/mesa/state_tracker/st_cb_bufferobjects.c index e0cb979..d53602c 100644 --- a/src/mesa/state_tracker/st_cb_bufferobjects.c +++ b/src/mesa/state_tracker/st_cb_bufferobjects.c @@ -246,21 +246,23 @@ st_bufferobj_data(struct gl_context *ctx, /* BufferData */ switch (usage) { case GL_STATIC_DRAW: - case GL_STATIC_READ: case GL_STATIC_COPY: default: pipe_usage = PIPE_USAGE_DEFAULT; break; case GL_DYNAMIC_DRAW: - case GL_DYNAMIC_READ: case GL_DYNAMIC_COPY: pipe_usage = PIPE_USAGE_DYNAMIC; break; case GL_STREAM_DRAW: - case GL_STREAM_READ: case GL_STREAM_COPY: pipe_usage = PIPE_USAGE_STREAM; break; + case GL_STATIC_READ: + case GL_DYNAMIC_READ: + case GL_STREAM_READ: + pipe_usage = PIPE_USAGE_STAGING; + break; } } _______________________________________________ mesa-commit mailing list mesa-commit@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-commit