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| 1 // Copyright 2015 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 "mojo/services/surfaces/display_impl.h" |
| 6 |
| 7 #include "cc/output/compositor_frame.h" |
| 8 #include "cc/surfaces/display.h" |
| 9 #include "mojo/converters/geometry/geometry_type_converters.h" |
| 10 #include "mojo/converters/surfaces/surfaces_type_converters.h" |
| 11 #include "mojo/services/surfaces/context_provider_mojo.h" |
| 12 #include "mojo/services/surfaces/surfaces_output_surface.h" |
| 13 #include "mojo/services/surfaces/surfaces_scheduler.h" |
| 14 |
| 15 namespace surfaces { |
| 16 namespace { |
| 17 void CallCallback(const mojo::Closure& callback, cc::SurfaceDrawStatus status) { |
| 18 callback.Run(); |
| 19 } |
| 20 } |
| 21 |
| 22 DisplayImpl::DisplayImpl(cc::SurfaceManager* manager, |
| 23 cc::SurfaceId cc_id, |
| 24 SurfacesScheduler* scheduler, |
| 25 mojo::ContextProviderPtr context_provider, |
| 26 mojo::ResourceReturnerPtr returner, |
| 27 mojo::InterfaceRequest<mojo::Display> display_request) |
| 28 : manager_(manager), |
| 29 factory_(manager, this), |
| 30 cc_id_(cc_id), |
| 31 scheduler_(scheduler), |
| 32 context_provider_(context_provider.Pass()), |
| 33 returner_(returner.Pass()), |
| 34 viewport_param_binding_(this), |
| 35 display_binding_(this, display_request.Pass()) { |
| 36 mojo::ViewportParameterListenerPtr viewport_parameter_listener; |
| 37 viewport_param_binding_.Bind(GetProxy(&viewport_parameter_listener)); |
| 38 context_provider_->Create( |
| 39 viewport_parameter_listener.Pass(), |
| 40 base::Bind(&DisplayImpl::OnContextCreated, base::Unretained(this))); |
| 41 } |
| 42 |
| 43 void DisplayImpl::OnContextCreated(mojo::CommandBufferPtr gles2_client) { |
| 44 DCHECK(!display_); |
| 45 |
| 46 cc::RendererSettings settings; |
| 47 display_.reset(new cc::Display(this, manager_, nullptr, nullptr, settings)); |
| 48 scheduler_->AddDisplay(display_.get()); |
| 49 display_->Initialize(make_scoped_ptr(new mojo::DirectOutputSurface( |
| 50 new mojo::ContextProviderMojo(gles2_client.PassMessagePipe())))); |
| 51 |
| 52 factory_.Create(cc_id_); |
| 53 display_->SetSurfaceId(cc_id_, 1.f); |
| 54 if (pending_frame_) |
| 55 Draw(); |
| 56 } |
| 57 |
| 58 DisplayImpl::~DisplayImpl() { |
| 59 if (display_) { |
| 60 factory_.Destroy(cc_id_); |
| 61 scheduler_->RemoveDisplay(display_.get()); |
| 62 } |
| 63 } |
| 64 |
| 65 void DisplayImpl::SubmitFrame(mojo::FramePtr frame, |
| 66 const SubmitFrameCallback& callback) { |
| 67 DCHECK(pending_callback_.is_null()); |
| 68 pending_frame_ = frame.Pass(); |
| 69 pending_callback_ = callback; |
| 70 if (display_) |
| 71 Draw(); |
| 72 } |
| 73 |
| 74 void DisplayImpl::Draw() { |
| 75 gfx::Size frame_size = |
| 76 pending_frame_->passes[0]->output_rect.To<gfx::Rect>().size(); |
| 77 display_->Resize(frame_size); |
| 78 factory_.SubmitFrame(cc_id_, |
| 79 pending_frame_.To<scoped_ptr<cc::CompositorFrame>>(), |
| 80 base::Bind(&CallCallback, pending_callback_)); |
| 81 scheduler_->SetNeedsDraw(); |
| 82 pending_callback_.reset(); |
| 83 } |
| 84 |
| 85 void DisplayImpl::DisplayDamaged() { |
| 86 } |
| 87 |
| 88 void DisplayImpl::DidSwapBuffers() { |
| 89 } |
| 90 |
| 91 void DisplayImpl::DidSwapBuffersComplete() { |
| 92 } |
| 93 |
| 94 void DisplayImpl::CommitVSyncParameters(base::TimeTicks timebase, |
| 95 base::TimeDelta interval) { |
| 96 } |
| 97 |
| 98 void DisplayImpl::OutputSurfaceLost() { |
| 99 // If our OutputSurface is lost we can't draw until we get a new one. For now, |
| 100 // destroy the display and create a new one when our ContextProvider provides |
| 101 // a new one. |
| 102 // TODO: This is more violent than necessary - we could simply remove this |
| 103 // display from the scheduler's set and pass a new context in to the |
| 104 // OutputSurface. It should be able to reinitialize properly. |
| 105 scheduler_->RemoveDisplay(display_.get()); |
| 106 display_.reset(); |
| 107 factory_.Destroy(cc_id_); |
| 108 viewport_param_binding_.Close(); |
| 109 mojo::ViewportParameterListenerPtr viewport_parameter_listener; |
| 110 viewport_param_binding_.Bind(GetProxy(&viewport_parameter_listener)); |
| 111 context_provider_->Create( |
| 112 viewport_parameter_listener.Pass(), |
| 113 base::Bind(&DisplayImpl::OnContextCreated, base::Unretained(this))); |
| 114 } |
| 115 |
| 116 void DisplayImpl::SetMemoryPolicy(const cc::ManagedMemoryPolicy& policy) { |
| 117 } |
| 118 |
| 119 void DisplayImpl::OnVSyncParametersUpdated(int64_t timebase, int64_t interval) { |
| 120 scheduler_->OnVSyncParametersUpdated( |
| 121 base::TimeTicks::FromInternalValue(timebase), |
| 122 base::TimeDelta::FromInternalValue(interval)); |
| 123 } |
| 124 |
| 125 void DisplayImpl::ReturnResources(const cc::ReturnedResourceArray& resources) { |
| 126 if (resources.empty()) |
| 127 return; |
| 128 DCHECK(returner_); |
| 129 |
| 130 mojo::Array<mojo::ReturnedResourcePtr> ret(resources.size()); |
| 131 for (size_t i = 0; i < resources.size(); ++i) { |
| 132 ret[i] = mojo::ReturnedResource::From(resources[i]); |
| 133 } |
| 134 returner_->ReturnResources(ret.Pass()); |
| 135 } |
| 136 |
| 137 } // namespace surfaces |
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