1 // Copyright 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "cc/resources/scoped_resource.h" 6 7 namespace cc { 8 9 ScopedResource::ScopedResource(ResourceProvider* resource_provider) 10 : resource_provider_(resource_provider) { 11 DCHECK(resource_provider_); 12 } 13 14 ScopedResource::~ScopedResource() { 15 Free(); 16 } 17 18 bool ScopedResource::Allocate(gfx::Size size, 19 GLenum format, 20 ResourceProvider::TextureUsageHint hint) { 21 DCHECK(!id()); 22 DCHECK(!size.IsEmpty()); 23 24 set_dimensions(size, format); 25 set_id(resource_provider_->CreateResource(size, format, hint)); 26 27 #ifndef NDEBUG 28 allocate_thread_id_ = base::PlatformThread::CurrentId(); 29 #endif 30 31 return id() != 0; 32 } 33 34 void ScopedResource::Free() { 35 if (id()) { 36 #ifndef NDEBUG 37 DCHECK(allocate_thread_id_ == base::PlatformThread::CurrentId()); 38 #endif 39 resource_provider_->DeleteResource(id()); 40 } 41 set_id(0); 42 } 43 44 void ScopedResource::Leak() { 45 set_id(0); 46 } 47 48 } // namespace cc 49
