Mesa (master): mesa: Call TransformFeedback driver hooks before setting flags.

[Kenneth Graunke]

Module: Mesa
Branch: master
Commit: 47fbe178fa631ae855fa862d638f5313a2b13bc3
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=47fbe178fa631ae855fa862d638f5313a2b13bc3

Author: Kenneth Graunke <kenneth at whitecape.org>
Date:   Sun May  8 22:45:01 2016 -0700

mesa: Call TransformFeedback driver hooks before setting flags.

This way, the driver's EndTransformFeedback() hook can tell whether the
transform feedback operation was paused.  It's also convenient to have
Paused remain false until the driver's PauseTransformFeedback hook
finishes.

Signed-off-by: Kenneth Graunke <kenneth at whitecape.org>
Reviewed-by: Dave Airlie <airlied at redhat.com>
Reviewed-by: Jordan Justen <jordan.l.justen at intel.com>

---

 src/mesa/main/transformfeedback.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/mesa/main/transformfeedback.c b/src/mesa/main/transformfeedback.c
index c92f0cc..9c06bc8 100644
--- a/src/mesa/main/transformfeedback.c
+++ b/src/mesa/main/transformfeedback.c
@@ -505,12 +505,12 @@ _mesa_EndTransformFeedback(void)
    FLUSH_VERTICES(ctx, 0);
    ctx->NewDriverState |= ctx->DriverFlags.NewTransformFeedback;
 
+   assert(ctx->Driver.EndTransformFeedback);
+   ctx->Driver.EndTransformFeedback(ctx, obj);
+
    ctx->TransformFeedback.CurrentObject->Active = GL_FALSE;
    ctx->TransformFeedback.CurrentObject->Paused = GL_FALSE;
    ctx->TransformFeedback.CurrentObject->EndedAnytime = GL_TRUE;
-
-   assert(ctx->Driver.EndTransformFeedback);
-   ctx->Driver.EndTransformFeedback(ctx, obj);
 }
 
 
@@ -1173,10 +1173,10 @@ _mesa_PauseTransformFeedback(void)
    FLUSH_VERTICES(ctx, 0);
    ctx->NewDriverState |= ctx->DriverFlags.NewTransformFeedback;
 
-   obj->Paused = GL_TRUE;
-
    assert(ctx->Driver.PauseTransformFeedback);
    ctx->Driver.PauseTransformFeedback(ctx, obj);
+
+   obj->Paused = GL_TRUE;
 }