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| author | marha <marha@users.sourceforge.net> | 2011-04-30 16:21:56 +0000 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2011-04-30 16:21:56 +0000 |
| commit | e4dd9264ee8d4a20eef0eec8c8bf8cff2473b46f (patch) | |
| tree | 1804d7456ba8f200c7e329d4e6aa67ce4fb1649f /mesalib/src/gallium/auxiliary/util/u_ringbuffer.h | |
| parent | 88a78ebea08af461224f815a8380ea5c54186f43 (diff) | |
| parent | 0402d388cb9803652c0f9a52ba7dcb6029fdd0b9 (diff) | |
| download | vcxsrv-e4dd9264ee8d4a20eef0eec8c8bf8cff2473b46f.tar.gz vcxsrv-e4dd9264ee8d4a20eef0eec8c8bf8cff2473b46f.tar.bz2 vcxsrv-e4dd9264ee8d4a20eef0eec8c8bf8cff2473b46f.zip | |
svn merge ^/branches/released .
Diffstat (limited to 'mesalib/src/gallium/auxiliary/util/u_ringbuffer.h')
| -rw-r--r-- | mesalib/src/gallium/auxiliary/util/u_ringbuffer.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/mesalib/src/gallium/auxiliary/util/u_ringbuffer.h b/mesalib/src/gallium/auxiliary/util/u_ringbuffer.h new file mode 100644 index 000000000..177199e94 --- /dev/null +++ b/mesalib/src/gallium/auxiliary/util/u_ringbuffer.h @@ -0,0 +1,29 @@ +
+#ifndef UTIL_RINGBUFFER_H
+#define UTIL_RINGBUFFER_H
+
+#include "pipe/p_compiler.h"
+#include "pipe/p_defines.h" /* only for pipe_error! */
+
+/* Generic header
+ */
+struct util_packet {
+ unsigned dwords:8;
+ unsigned data24:24;
+};
+
+struct util_ringbuffer;
+
+struct util_ringbuffer *util_ringbuffer_create( unsigned dwords );
+
+void util_ringbuffer_destroy( struct util_ringbuffer *ring );
+
+void util_ringbuffer_enqueue( struct util_ringbuffer *ring,
+ const struct util_packet *packet );
+
+enum pipe_error util_ringbuffer_dequeue( struct util_ringbuffer *ring,
+ struct util_packet *packet,
+ unsigned max_dwords,
+ boolean wait );
+
+#endif
|