mesa: return the correct value for GroupStackDepth

We already have one group (the default) as specified in the spec. So
lets return its size, rather than the index of the current group.

Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
Reviewed-by: Timothy Arceri <timothy.arceri@collabora.com>

diff --git a/src/mesa/main/errors.c b/src/mesa/main/errors.c
index 88fc0283ed4f1292ee64dc4def5bed437bd50188..fda5a90bf5ee9a51758ae22f90de8463f12cc83d 100644 (file)
--- a/src/mesa/main/errors.c
+++ b/src/mesa/main/errors.c
@@ -775,7 +775,7 @@ _mesa_get_debug_state_int(struct gl_context *ctx, GLenum pname)
          debug->Log.Messages[debug->Log.NextMessage].length : 0;
       break;
    case GL_DEBUG_GROUP_STACK_DEPTH:
-      val = debug->CurrentGroup;
+      val = debug->CurrentGroup + 1;
       break;
    default:
       assert(!"unknown debug output param");