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Unified Diff: Source/core/platform/graphics/filters/ParallelJobs.h

Issue 99103006: Moving GraphicsContext and dependencies from core to platform. (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Final patch - fixes Android Created 7 years ago
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Index: Source/core/platform/graphics/filters/ParallelJobs.h
diff --git a/Source/core/platform/graphics/filters/ParallelJobs.h b/Source/core/platform/graphics/filters/ParallelJobs.h
deleted file mode 100644
index 17909017bc60cc6a7279067f8ac8c9c272ec2a50..0000000000000000000000000000000000000000
--- a/Source/core/platform/graphics/filters/ParallelJobs.h
+++ /dev/null
@@ -1,101 +0,0 @@
-/*
- * Copyright (C) 2011 University of Szeged
- * Copyright (C) 2011 Gabor Loki <loki@webkit.org>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY UNIVERSITY OF SZEGED ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL UNIVERSITY OF SZEGED OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef ParallelJobs_h
-#define ParallelJobs_h
-
-#include "platform/Task.h"
-#include "public/platform/Platform.h"
-#include "public/platform/WebThread.h"
-#include "wtf/Assertions.h"
-#include "wtf/Noncopyable.h"
-#include "wtf/OwnPtr.h"
-#include "wtf/Vector.h"
-
-// Usage:
-//
-// // Initialize parallel jobs
-// ParallelJobs<TypeOfParameter> parallelJobs(&worker, requestedNumberOfJobs);
-//
-// // Fill the parameter array
-// for(i = 0; i < parallelJobs.numberOfJobs(); ++i) {
-// TypeOfParameter& params = parallelJobs.parameter(i);
-// params.attr1 = localVars ...
-// ...
-// }
-//
-// // Execute parallel jobs
-// parallelJobs.execute();
-//
-
-namespace WebCore {
-
-template<typename Type>
-class ParallelJobs {
- WTF_MAKE_NONCOPYABLE(ParallelJobs);
- WTF_MAKE_FAST_ALLOCATED;
-public:
- typedef void (*WorkerFunction)(Type*);
-
- ParallelJobs(WorkerFunction func, size_t requestedJobNumber)
- : m_func(func)
- {
- m_parameters.grow(requestedJobNumber);
- // The main thread can execute one job, so only create requestJobNumber - 1 threads.
- for (size_t i = 0; i < requestedJobNumber - 1; ++i) {
- OwnPtr<blink::WebThread> thread = adoptPtr(blink::Platform::current()->createThread("Unfortunate parallel worker"));
- m_threads.append(thread.release());
- }
- }
-
- size_t numberOfJobs()
- {
- return m_parameters.size();
- }
-
- Type& parameter(size_t i)
- {
- return m_parameters[i];
- }
-
- void execute()
- {
- for (size_t i = 0; i < numberOfJobs() - 1; ++i)
- m_threads[i]->postTask(new Task(WTF::bind(m_func, &parameter(i))));
- m_func(&parameter(numberOfJobs() - 1));
- m_threads.clear();
- }
-
-private:
- WorkerFunction m_func;
- Vector<OwnPtr<blink::WebThread> > m_threads;
- Vector<Type> m_parameters;
-};
-
-} // namespace WebCore
-
-#endif // ParallelJobs_h
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