vl: move winsys helper out of winsys directory

They aren't winsys of their own,
just help dealing with them.

v2: add some more comments in vl_winsys.h

Signed-off-by: Christian König <deathsimple@vodafone.de>

1 files changed, 69 insertions, 0 deletions

diff --git a/src/gallium/auxiliary/vl/vl_winsys.h b/src/gallium/auxiliary/vl/vl_winsys.h
new file mode 100644
index 0000000..5f60d3e
--- /dev/null
+++ b/src/gallium/auxiliary/vl/vl_winsys.h
@@ -0,0 +1,69 @@
+/**************************************************************************
+ *
+ * Copyright 2009 Younes Manton.
+ * 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 TUNGSTEN GRAPHICS 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.
+ *
+ **************************************************************************/
+
+/*
+ * vl targets use either a dri or sw based winsys backend, so their
+ * Makefiles directly refer to either vl_winsys_dri.c or vl_winsys_xsp.c.
+ * Both files implement the interface described in this header.
+ */
+
+#ifndef vl_winsys_h
+#define vl_winsys_h
+
+#include <X11/Xlib.h>
+#include "pipe/p_defines.h"
+#include "pipe/p_format.h"
+
+struct pipe_screen;
+struct pipe_surface;
+
+struct vl_screen
+{
+   struct pipe_screen *pscreen;
+};
+
+struct vl_screen*
+vl_screen_create(Display *display, int screen);
+
+void vl_screen_destroy(struct vl_screen *vscreen);
+
+struct pipe_resource*
+vl_screen_texture_from_drawable(struct vl_screen *vscreen, Drawable drawable);
+
+struct u_rect *
+vl_screen_get_dirty_area(struct vl_screen *vscreen);
+
+uint64_t
+vl_screen_get_timestamp(struct vl_screen *vscreen, Drawable drawable);
+
+void
+vl_screen_set_next_timestamp(struct vl_screen *vscreen, uint64_t stamp);
+
+void*
+vl_screen_get_private(struct vl_screen *vscreen);
+
+#endif