1 files changed, 67 insertions, 0 deletions
diff --git a/gfx/angle/src/libANGLE/renderer/gl/FenceSyncGL.cpp b/gfx/angle/src/libANGLE/renderer/gl/FenceSyncGL.cpp
new file mode 100755
index 000000000..a3589b95e
--- /dev/null
+++ b/gfx/angle/src/libANGLE/renderer/gl/FenceSyncGL.cpp
@@ -0,0 +1,67 @@
+//
+// Copyright 2015 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// FenceSyncGL.cpp: Implements the class methods for FenceSyncGL.
+
+#include "libANGLE/renderer/gl/FenceSyncGL.h"
+
+#include "common/debug.h"
+#include "libANGLE/renderer/gl/FunctionsGL.h"
+
+namespace rx
+{
+
+FenceSyncGL::FenceSyncGL(const FunctionsGL *functions)
+    : FenceSyncImpl(),
+      mFunctions(functions),
+      mSyncObject(0)
+{
+    ASSERT(mFunctions);
+}
+
+FenceSyncGL::~FenceSyncGL()
+{
+    if (mSyncObject != 0)
+    {
+        mFunctions->deleteSync(mSyncObject);
+    }
+}
+
+gl::Error FenceSyncGL::set(GLenum condition, GLbitfield flags)
+{
+    ASSERT(condition == GL_SYNC_GPU_COMMANDS_COMPLETE && flags == 0);
+    mSyncObject = mFunctions->fenceSync(condition, flags);
+    if (mSyncObject == 0)
+    {
+        // if glFenceSync fails, it returns 0.
+        return gl::Error(GL_OUT_OF_MEMORY, "glFenceSync failed to create a GLsync object.");
+    }
+
+    return gl::Error(GL_NO_ERROR);
+}
+
+gl::Error FenceSyncGL::clientWait(GLbitfield flags, GLuint64 timeout, GLenum *outResult)
+{
+    ASSERT(mSyncObject != 0);
+    *outResult = mFunctions->clientWaitSync(mSyncObject, flags, timeout);
+    return gl::Error(GL_NO_ERROR);
+}
+
+gl::Error FenceSyncGL::serverWait(GLbitfield flags, GLuint64 timeout)
+{
+    ASSERT(mSyncObject != 0);
+    mFunctions->waitSync(mSyncObject, flags, timeout);
+    return gl::Error(GL_NO_ERROR);
+}
+
+gl::Error FenceSyncGL::getStatus(GLint *outResult)
+{
+    ASSERT(mSyncObject != 0);
+    mFunctions->getSynciv(mSyncObject, GL_SYNC_STATUS, 1, nullptr, outResult);
+    return gl::Error(GL_NO_ERROR);
+}
+
+}