1 files changed, 66 insertions, 0 deletions
diff --git a/libs/rs/rsThreadIO.cpp b/libs/rs/rsThreadIO.cpp
new file mode 100644
index 000000000000..527b3d7dbabb
--- /dev/null
+++ b/libs/rs/rsThreadIO.cpp
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "rsContext.h"
+
+#include "rsThreadIO.h"
+
+using namespace android;
+using namespace android::renderscript;
+
+ThreadIO::ThreadIO()
+{
+    mToCore.init(16 * 1024);
+    mToClient.init(1024);
+}
+
+ThreadIO::~ThreadIO()
+{
+}
+
+void ThreadIO::shutdown()
+{
+    mToCore.shutdown();
+}
+
+bool ThreadIO::playCoreCommands(Context *con, bool waitForCommand)
+{
+    bool ret = false;
+    while(!mToCore.isEmpty() || waitForCommand) {
+        uint32_t cmdID = 0;
+        uint32_t cmdSize = 0;
+        ret = true;
+        if (con->props.mLogTimes) {
+            con->timerSet(Context::RS_TIMER_IDLE);
+        }
+        const void * data = mToCore.get(&cmdID, &cmdSize);
+        if (!cmdSize) {
+            // exception occured, probably shutdown.
+            return false;
+        }
+        if (con->props.mLogTimes) {
+            con->timerSet(Context::RS_TIMER_INTERNAL);
+        }
+        waitForCommand = false;
+        //LOGV("playCoreCommands 3 %i %i", cmdID, cmdSize);
+
+        gPlaybackFuncs[cmdID](con, data);
+        mToCore.next();
+    }
+    return ret;
+}
+
+