1 files changed, 59 insertions, 0 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_cb_msaa.c b/mesalib/src/mesa/state_tracker/st_cb_msaa.c
new file mode 100644
index 000000000..bbf2b2c5c
--- /dev/null
+++ b/mesalib/src/mesa/state_tracker/st_cb_msaa.c
@@ -0,0 +1,59 @@
+/**************************************************************************
+ *
+ * Copyright 2013 Red Hat
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "main/bufferobj.h"
+#include "main/imports.h"
+
+#include "state_tracker/st_cb_msaa.h"
+#include "state_tracker/st_context.h"
+#include "state_tracker/st_atom.h"
+#include "state_tracker/st_cb_fbo.h"
+
+#include "pipe/p_context.h"
+
+
+static void
+st_GetSamplePosition(struct gl_context *ctx,
+                     struct gl_framebuffer *fb,
+                     GLuint index,
+                     GLfloat *outValue)
+{
+   struct st_context *st = st_context(ctx);
+
+   st_validate_state(st);
+
+   if (st->pipe->get_sample_position)
+      st->pipe->get_sample_position(st->pipe, (unsigned) fb->Visual.samples,
+                                    index, outValue);
+}
+
+
+void
+st_init_msaa_functions(struct dd_function_table *functions)
+{
+   functions->GetSamplePosition = st_GetSamplePosition;
+}