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// 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/resources/scoped_resource.h"
namespace cc {
ScopedResource::ScopedResource(ResourceProvider* resource_provider)
: resource_provider_(resource_provider) {
DCHECK(resource_provider_);
}
ScopedResource::~ScopedResource() {
Free();
}
void ScopedResource::Allocate(const gfx::Size& size,
ResourceProvider::TextureUsageHint hint,
ResourceFormat format) {
DCHECK(!id());
DCHECK(!size.IsEmpty());
set_dimensions(size, format);
set_id(resource_provider_->CreateResource(
size, GL_CLAMP_TO_EDGE, hint, format));
#if DCHECK_IS_ON
allocate_thread_id_ = base::PlatformThread::CurrentId();
#endif
}
void ScopedResource::AllocateManaged(const gfx::Size& size,
GLenum target,
ResourceFormat format) {
DCHECK(!id());
DCHECK(!size.IsEmpty());
set_dimensions(size, format);
set_id(resource_provider_->CreateManagedResource(
size,
target,
GL_CLAMP_TO_EDGE,
ResourceProvider::TextureUsageAny,
format));
#if DCHECK_IS_ON
allocate_thread_id_ = base::PlatformThread::CurrentId();
#endif
}
void ScopedResource::Free() {
if (id()) {
#if DCHECK_IS_ON
DCHECK(allocate_thread_id_ == base::PlatformThread::CurrentId());
#endif
resource_provider_->DeleteResource(id());
}
set_id(0);
}
void ScopedResource::Leak() {
set_id(0);
}
} // namespace cc
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