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| 1 // Copyright 2014 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/surfaces/surface_display_output_surface.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "cc/output/compositor_frame.h" | |
| 9 #include "cc/surfaces/display.h" | |
| 10 #include "cc/surfaces/surface.h" | |
| 11 #include "cc/surfaces/surface_id_allocator.h" | |
| 12 #include "cc/surfaces/surface_manager.h" | |
| 13 | |
| 14 namespace cc { | |
| 15 | |
| 16 SurfaceDisplayOutputSurface::SurfaceDisplayOutputSurface( | |
| 17 SurfaceManager* surface_manager, | |
| 18 SurfaceIdAllocator* surface_id_allocator, | |
| 19 Display* display, | |
| 20 scoped_refptr<ContextProvider> context_provider, | |
| 21 scoped_refptr<ContextProvider> worker_context_provider) | |
| 22 : OutputSurface(std::move(context_provider), | |
| 23 std::move(worker_context_provider), | |
| 24 nullptr), | |
| 25 surface_manager_(surface_manager), | |
| 26 surface_id_allocator_(surface_id_allocator), | |
| 27 display_(display), | |
| 28 factory_(surface_manager, this) { | |
| 29 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 30 capabilities_.delegated_rendering = true; | |
| 31 capabilities_.adjust_deadline_for_parent = true; | |
| 32 capabilities_.can_force_reclaim_resources = true; | |
| 33 | |
| 34 // Display and SurfaceDisplayOutputSurface share a GL context, so sync | |
| 35 // points aren't needed when passing resources between them. | |
| 36 capabilities_.delegated_sync_points_required = false; | |
| 37 factory_.set_needs_sync_points(false); | |
| 38 } | |
| 39 | |
| 40 SurfaceDisplayOutputSurface::SurfaceDisplayOutputSurface( | |
| 41 SurfaceManager* surface_manager, | |
| 42 SurfaceIdAllocator* surface_id_allocator, | |
| 43 Display* display, | |
| 44 scoped_refptr<VulkanContextProvider> vulkan_context_provider) | |
| 45 : OutputSurface(std::move(vulkan_context_provider)), | |
| 46 surface_manager_(surface_manager), | |
| 47 surface_id_allocator_(surface_id_allocator), | |
| 48 display_(display), | |
| 49 factory_(surface_manager, this) { | |
| 50 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 51 capabilities_.delegated_rendering = true; | |
| 52 capabilities_.adjust_deadline_for_parent = true; | |
| 53 capabilities_.can_force_reclaim_resources = true; | |
| 54 } | |
| 55 | |
| 56 SurfaceDisplayOutputSurface::~SurfaceDisplayOutputSurface() { | |
| 57 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 58 if (HasClient()) | |
| 59 DetachFromClient(); | |
| 60 } | |
| 61 | |
| 62 void SurfaceDisplayOutputSurface::SwapBuffers(CompositorFrame frame) { | |
| 63 gfx::Size frame_size = | |
| 64 frame.delegated_frame_data->render_pass_list.back()->output_rect.size(); | |
| 65 if (frame_size.IsEmpty() || frame_size != last_swap_frame_size_) { | |
| 66 if (!delegated_surface_id_.is_null()) { | |
| 67 factory_.Destroy(delegated_surface_id_); | |
| 68 } | |
| 69 delegated_surface_id_ = surface_id_allocator_->GenerateId(); | |
| 70 factory_.Create(delegated_surface_id_); | |
| 71 last_swap_frame_size_ = frame_size; | |
| 72 } | |
| 73 display_->SetSurfaceId(delegated_surface_id_, | |
| 74 frame.metadata.device_scale_factor); | |
| 75 | |
| 76 factory_.SubmitCompositorFrame( | |
| 77 delegated_surface_id_, std::move(frame), | |
| 78 base::Bind(&SurfaceDisplayOutputSurface::DidDrawCallback, | |
| 79 base::Unretained(this))); | |
| 80 } | |
| 81 | |
| 82 bool SurfaceDisplayOutputSurface::BindToClient(OutputSurfaceClient* client) { | |
| 83 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 84 | |
| 85 surface_manager_->RegisterSurfaceFactoryClient( | |
| 86 surface_id_allocator_->client_id(), this); | |
| 87 | |
| 88 if (!OutputSurface::BindToClient(client)) | |
| 89 return false; | |
| 90 | |
| 91 // We want the Display's output surface to hear about lost context, and since | |
| 92 // this shares a context with it, we should not be listening for lost context | |
| 93 // callbacks on the context here. | |
| 94 if (context_provider()) | |
| 95 context_provider()->SetLostContextCallback(base::Closure()); | |
| 96 | |
| 97 // Avoid initializing GL context here, as this should be sharing the | |
| 98 // Display's context. | |
| 99 display_->Initialize(this, surface_manager_, | |
| 100 surface_id_allocator_->client_id()); | |
| 101 return true; | |
| 102 } | |
| 103 | |
| 104 void SurfaceDisplayOutputSurface::ForceReclaimResources() { | |
| 105 if (!delegated_surface_id_.is_null()) { | |
| 106 factory_.SubmitCompositorFrame(delegated_surface_id_, CompositorFrame(), | |
| 107 SurfaceFactory::DrawCallback()); | |
| 108 } | |
| 109 } | |
| 110 | |
| 111 void SurfaceDisplayOutputSurface::DetachFromClient() { | |
| 112 DCHECK(HasClient()); | |
| 113 // Unregister the SurfaceFactoryClient here instead of the dtor so that only | |
| 114 // one client is alive for this namespace at any given time. | |
| 115 surface_manager_->UnregisterSurfaceFactoryClient( | |
| 116 surface_id_allocator_->client_id()); | |
| 117 if (!delegated_surface_id_.is_null()) | |
| 118 factory_.Destroy(delegated_surface_id_); | |
| 119 | |
| 120 OutputSurface::DetachFromClient(); | |
| 121 } | |
| 122 | |
| 123 void SurfaceDisplayOutputSurface::BindFramebuffer() { | |
| 124 // This is a delegating output surface, no framebuffer/direct drawing support. | |
| 125 NOTREACHED(); | |
| 126 } | |
| 127 | |
| 128 uint32_t SurfaceDisplayOutputSurface::GetFramebufferCopyTextureFormat() { | |
| 129 // This is a delegating output surface, no framebuffer/direct drawing support. | |
| 130 NOTREACHED(); | |
| 131 return 0; | |
| 132 } | |
| 133 | |
| 134 void SurfaceDisplayOutputSurface::ReturnResources( | |
| 135 const ReturnedResourceArray& resources) { | |
| 136 if (client_) | |
| 137 client_->ReclaimResources(resources); | |
| 138 } | |
| 139 | |
| 140 void SurfaceDisplayOutputSurface::SetBeginFrameSource( | |
| 141 BeginFrameSource* begin_frame_source) { | |
| 142 DCHECK(client_); | |
| 143 client_->SetBeginFrameSource(begin_frame_source); | |
| 144 } | |
| 145 | |
| 146 void SurfaceDisplayOutputSurface::DisplayOutputSurfaceLost() { | |
| 147 output_surface_lost_ = true; | |
| 148 client_->DidLoseOutputSurface(); | |
| 149 } | |
| 150 | |
| 151 void SurfaceDisplayOutputSurface::DisplayWillDrawAndSwap( | |
| 152 bool will_draw_and_swap, | |
| 153 const RenderPassList& render_passes) { | |
| 154 // This notification is not relevant to our client outside of tests. | |
| 155 } | |
| 156 | |
| 157 void SurfaceDisplayOutputSurface::DisplayDidDrawAndSwap() { | |
| 158 // This notification is not relevant to our client outside of tests. We | |
| 159 // unblock the client from DidDrawCallback() when the surface is going to | |
| 160 // be drawn. | |
| 161 } | |
| 162 | |
| 163 void SurfaceDisplayOutputSurface::DidDrawCallback() { | |
| 164 // TODO(danakj): Why the lost check? | |
| 165 if (!output_surface_lost_) | |
| 166 client_->DidSwapBuffersComplete(); | |
| 167 } | |
| 168 | |
| 169 } // namespace cc | |
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Chromium Code Reviews
Issue 2337913003:
Fork cc::OutputSurface into cc::CompositorFrameSink. (Closed)
