cc/test/fake_context_provider.cc

   1 // Copyright 2013 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/test/fake_context_provider.h"
   6
   7 #include "cc/test/test_web_graphics_context_3d.h"
   8
   9 namespace cc {
  10
  11 FakeContextProvider::FakeContextProvider()
  12     : destroyed_(false) {
  13 }
  14
  15 FakeContextProvider::FakeContextProvider(
  16     const CreateCallback& create_callback)
  17     : create_callback_(create_callback),
  18       bound_(false),
  19       destroyed_(false) {
  20 }
  21
  22 FakeContextProvider::~FakeContextProvider() {}
  23
  24 bool FakeContextProvider::InitializeOnMainThread() {
  25   DCHECK(!context3d_);
  26
  27   if (create_callback_.is_null())
  28     context3d_ = TestWebGraphicsContext3D::Create().Pass();
  29   else
  30     context3d_ = create_callback_.Run();
  31   return context3d_;
  32 }
  33
  34 bool FakeContextProvider::BindToCurrentThread() {
  35   bound_ = true;
  36   if (!context3d_->makeContextCurrent()) {
  37     base::AutoLock lock(destroyed_lock_);
  38     destroyed_ = true;
  39     return false;
  40   }
  41   return true;
  42 }
  43
  44 WebKit::WebGraphicsContext3D* FakeContextProvider::Context3d() {
  45   DCHECK(context3d_);
  46   DCHECK(bound_);
  47
  48   return context3d_.get();
  49 }
  50 class GrContext* FakeContextProvider::GrContext() {
  51   DCHECK(context3d_);
  52   DCHECK(bound_);
  53
  54   // TODO(danakj): Make a fake GrContext.
  55   return NULL;
  56 }
  57
  58 void FakeContextProvider::VerifyContexts() {
  59   DCHECK(context3d_);
  60   DCHECK(bound_);
  61
  62   if (context3d_->isContextLost()) {
  63     base::AutoLock lock(destroyed_lock_);
  64     destroyed_ = true;
  65   }
  66 }
  67
  68 bool FakeContextProvider::DestroyedOnMainThread() {
  69   base::AutoLock lock(destroyed_lock_);
  70   return destroyed_;
  71 }
  72
  73 }  // namespace cc