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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/gpu/gpu_surface_tracker.h"
#include "base/logging.h"
#include "build/build_config.h"
#if defined(OS_ANDROID)
#include <android/native_window_jni.h>
#include "content/browser/android/child_process_launcher_android.h"
#include "ui/gl/android/scoped_java_surface.h"
#endif // defined(OS_ANDROID)
namespace content {
GpuSurfaceTracker::GpuSurfaceTracker()
: next_surface_handle_(1) {
gpu::GpuSurfaceLookup::InitInstance(this);
}
GpuSurfaceTracker::~GpuSurfaceTracker() {
gpu::GpuSurfaceLookup::InitInstance(NULL);
}
GpuSurfaceTracker* GpuSurfaceTracker::GetInstance() {
return base::Singleton<GpuSurfaceTracker>::get();
}
int GpuSurfaceTracker::AddSurfaceForNativeWidget(
gfx::AcceleratedWidget widget) {
base::AutoLock lock(lock_);
gpu::SurfaceHandle surface_handle = next_surface_handle_++;
surface_map_[surface_handle] = widget;
return surface_handle;
}
void GpuSurfaceTracker::RemoveSurface(gpu::SurfaceHandle surface_handle) {
base::AutoLock lock(lock_);
DCHECK(surface_map_.find(surface_handle) != surface_map_.end());
surface_map_.erase(surface_handle);
}
gfx::AcceleratedWidget GpuSurfaceTracker::AcquireNativeWidget(
gpu::SurfaceHandle surface_handle) {
base::AutoLock lock(lock_);
SurfaceMap::iterator it = surface_map_.find(surface_handle);
if (it == surface_map_.end())
return gfx::kNullAcceleratedWidget;
#if defined(OS_ANDROID)
if (it->second != gfx::kNullAcceleratedWidget)
ANativeWindow_acquire(it->second);
#endif // defined(OS_ANDROID)
return it->second;
}
#if defined(OS_ANDROID)
gl::ScopedJavaSurface GpuSurfaceTracker::AcquireJavaSurface(int surface_id) {
return GetViewSurface(surface_id);
}
#endif
std::size_t GpuSurfaceTracker::GetSurfaceCount() {
base::AutoLock lock(lock_);
return surface_map_.size();
}
} // namespace content
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