Part 8 of cc/ directory shuffles: resources

cc/resource_pool.cc

Index: cc/resource_pool.cc
diff --git a/cc/resource_pool.cc b/cc/resource_pool.cc
deleted file mode 100644
index 2b436931dd36bffe7ddcd0d8f5cd7bd32cbd962f..0000000000000000000000000000000000000000
--- a/cc/resource_pool.cc
+++ /dev/null
@@ -1,97 +0,0 @@
-// Copyright 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 "cc/resource_pool.h"
-
-#include "cc/resource_provider.h"
-
-namespace cc {
-
-ResourcePool::Resource::Resource(cc::ResourceProvider* resource_provider,
-                                 const gfx::Size& size,
-                                 GLenum format)
-    : cc::Resource(resource_provider->CreateManagedResource(
-                       size,
-                       format,
-                       ResourceProvider::TextureUsageAny),
-                   size,
-                   format),
-      resource_provider_(resource_provider) {
-  DCHECK(id());
-}
-
-ResourcePool::Resource::~Resource() {
-  DCHECK(id());
-  DCHECK(resource_provider_);
-  resource_provider_->DeleteResource(id());
-}
-
-ResourcePool::ResourcePool(ResourceProvider* resource_provider)
-    : resource_provider_(resource_provider),
-      max_memory_usage_bytes_(0),
-      memory_usage_bytes_(0) {
-}
-
-ResourcePool::~ResourcePool() {
-  SetMaxMemoryUsageBytes(0);
-}
-
-scoped_ptr<ResourcePool::Resource> ResourcePool::AcquireResource(
-    const gfx::Size& size, GLenum format) {
-  for (ResourceList::iterator it = resources_.begin();
-       it != resources_.end(); ++it) {
-    Resource* resource = *it;
-
-    // TODO(epenner): It would be nice to DCHECK that this
-    // doesn't happen two frames in a row for any resource
-    // in this pool.
-    if (!resource_provider_->CanLockForWrite(resource->id()))
-      continue;
-
-    if (resource->size() != size)
-      continue;
-    if (resource->format() != format)
-      continue;
-
-    resources_.erase(it);
-    return make_scoped_ptr(resource);
-  }
-
-  // Create new resource.
-  Resource* resource = new Resource(
-      resource_provider_, size, format);
-
-  // Extend all read locks on all resources until the resource is
-  // finished being used, such that we know when resources are
-  // truly safe to recycle.
-  resource_provider_->EnableReadLockFences(resource->id(), true);
-
-  memory_usage_bytes_ += resource->bytes();
-  return make_scoped_ptr(resource);
-}
-
-void ResourcePool::ReleaseResource(
-    scoped_ptr<ResourcePool::Resource> resource) {
-  if (memory_usage_bytes_ > max_memory_usage_bytes_) {
-    memory_usage_bytes_ -= resource->bytes();
-    return;
-  }
-
-  resources_.push_back(resource.release());
-}
-
-void ResourcePool::SetMaxMemoryUsageBytes(size_t max_memory_usage_bytes) {
-  max_memory_usage_bytes_ = max_memory_usage_bytes;
-
-  while (!resources_.empty()) {
-    if (memory_usage_bytes_ <= max_memory_usage_bytes_)
-      break;
-    Resource* resource = resources_.front();
-    resources_.pop_front();
-    memory_usage_bytes_ -= resource->bytes();
-    delete resource;
-  }
-}
-
-}  // namespace cc