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// Copyright 2013 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/test/fake_context_provider.h"
#include "base/bind.h"
#include "cc/test/test_web_graphics_context_3d.h"
namespace cc {
// static
scoped_refptr<FakeContextProvider> FakeContextProvider::
CreateForOtherThread() {
scoped_refptr<FakeContextProvider> provider = new FakeContextProvider();
if (!provider->InitializeOnMainThread())
return NULL;
return provider;
}
static scoped_ptr<TestWebGraphicsContext3D> ReturnContext(
scoped_ptr<TestWebGraphicsContext3D> context3d) {
return context3d.Pass();
}
// static
scoped_refptr<FakeContextProvider> FakeContextProvider::CreateForOtherThread(
scoped_ptr<TestWebGraphicsContext3D> context3d) {
CreateCallback create_callback =
base::Bind(&ReturnContext, base::Passed(&context3d));
scoped_refptr<FakeContextProvider> provider =
new FakeContextProvider(create_callback);
if (!provider->InitializeOnMainThread())
return NULL;
return provider;
}
// static
scoped_refptr<FakeContextProvider> FakeContextProvider::CreateForOtherThread(
const CreateCallback& create_callback) {
scoped_refptr<FakeContextProvider> provider =
new FakeContextProvider(create_callback);
if (!provider->InitializeOnMainThread())
return NULL;
return provider;
}
FakeContextProvider::FakeContextProvider()
: destroyed_(false) {
}
FakeContextProvider::FakeContextProvider(
const CreateCallback& create_callback)
: create_callback_(create_callback),
bound_(false),
destroyed_(false) {
}
FakeContextProvider::~FakeContextProvider() {}
bool FakeContextProvider::InitializeOnMainThread() {
DCHECK(!context3d_);
if (create_callback_.is_null())
context3d_ = TestWebGraphicsContext3D::Create().Pass();
else
context3d_ = create_callback_.Run();
return context3d_;
}
bool FakeContextProvider::BindToCurrentThread() {
bound_ = true;
if (!context3d_->makeContextCurrent()) {
base::AutoLock lock(destroyed_lock_);
destroyed_ = true;
return false;
}
return true;
}
blink::WebGraphicsContext3D* FakeContextProvider::Context3d() {
DCHECK(context3d_);
DCHECK(bound_);
return context3d_.get();
}
class GrContext* FakeContextProvider::GrContext() {
DCHECK(context3d_);
DCHECK(bound_);
// TODO(danakj): Make a fake GrContext.
return NULL;
}
void FakeContextProvider::VerifyContexts() {
DCHECK(context3d_);
DCHECK(bound_);
if (context3d_->isContextLost()) {
base::AutoLock lock(destroyed_lock_);
destroyed_ = true;
}
}
bool FakeContextProvider::DestroyedOnMainThread() {
base::AutoLock lock(destroyed_lock_);
return destroyed_;
}
} // namespace cc
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