Mesa (master): mesa: Mark buffer objects which are bound as UBOs

[Chris Forbes]

Module: Mesa
Branch: master
Commit: fe3133fe78a2cfe8a36d1b6a9eb4a9e89f3f59ed
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=fe3133fe78a2cfe8a36d1b6a9eb4a9e89f3f59ed

Author: Chris Forbes <chrisf at ijw.co.nz>
Date:   Wed Oct  1 19:27:11 2014 +1300

mesa: Mark buffer objects which are bound as UBOs

When a buffer object is bound to one of the indexed uniform buffer
binding points, assume that from that point on it may be used as
a uniform buffer.

Signed-off-by: Chris Forbes <chrisf at ijw.co.nz>
Reviewed-by: Anuj Phogat <anuj.phogat at gmail.com>

---

 src/mesa/main/bufferobj.c |    6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c
index b6879ce..c92056a 100644
--- a/src/mesa/main/bufferobj.c
+++ b/src/mesa/main/bufferobj.c
@@ -2652,6 +2652,12 @@ set_ubo_binding(struct gl_context *ctx,
    binding->Offset = offset;
    binding->Size = size;
    binding->AutomaticSize = autoSize;
+
+   /* If this is a real buffer object, mark it has having been used
+    * at some point as a UBO.
+    */
+   if (size >= 0)
+      bufObj->UsageHistory |= USAGE_UNIFORM_BUFFER;
 }
 
 /**