| // 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; |
| } |
| |
| bool GpuSurfaceTracker::IsValidSurfaceHandle( |
| gpu::SurfaceHandle surface_handle) const { |
| return surface_map_.find(surface_handle) != surface_map_.end(); |
| } |
| |
| 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 |