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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 "services/ui/surfaces/direct_output_surface.h" | |
| 6 | |
| 7 #include <stdint.h> | |
| 8 | |
| 9 #include "base/bind.h" | |
| 10 #include "base/memory/ptr_util.h" | |
| 11 #include "base/threading/thread_task_runner_handle.h" | |
| 12 #include "cc/output/context_provider.h" | |
| 13 #include "cc/output/output_surface_client.h" | |
| 14 #include "cc/output/output_surface_frame.h" | |
| 15 #include "cc/scheduler/begin_frame_source.h" | |
| 16 #include "gpu/command_buffer/client/context_support.h" | |
| 17 #include "gpu/command_buffer/client/gles2_interface.h" | |
| 18 | |
| 19 namespace ui { | |
| 20 | |
| 21 DirectOutputSurface::DirectOutputSurface( | |
| 22 scoped_refptr<cc::InProcessContextProvider> context_provider, | |
| 23 cc::SyntheticBeginFrameSource* synthetic_begin_frame_source) | |
| 24 : cc::OutputSurface(context_provider), | |
| 25 synthetic_begin_frame_source_(synthetic_begin_frame_source), | |
| 26 weak_ptr_factory_(this) { | |
| 27 capabilities_.flipped_output_surface = | |
| 28 context_provider->ContextCapabilities().flips_vertically; | |
| 29 context_provider->SetSwapBuffersCompletionCallback( | |
| 30 base::Bind(&DirectOutputSurface::OnGpuSwapBuffersCompleted, | |
| 31 weak_ptr_factory_.GetWeakPtr())); | |
| 32 context_provider->SetUpdateVSyncParametersCallback( | |
| 33 base::Bind(&DirectOutputSurface::OnVSyncParametersUpdated, | |
| 34 weak_ptr_factory_.GetWeakPtr())); | |
| 35 } | |
| 36 | |
| 37 DirectOutputSurface::~DirectOutputSurface() {} | |
| 38 | |
| 39 void DirectOutputSurface::BindToClient(cc::OutputSurfaceClient* client) { | |
| 40 DCHECK(client); | |
| 41 DCHECK(!client_); | |
| 42 client_ = client; | |
| 43 } | |
| 44 | |
| 45 void DirectOutputSurface::EnsureBackbuffer() {} | |
| 46 | |
| 47 void DirectOutputSurface::DiscardBackbuffer() { | |
| 48 context_provider()->ContextGL()->DiscardBackbufferCHROMIUM(); | |
| 49 } | |
| 50 | |
| 51 void DirectOutputSurface::BindFramebuffer() { | |
| 52 context_provider()->ContextGL()->BindFramebuffer(GL_FRAMEBUFFER, 0); | |
| 53 } | |
| 54 | |
| 55 void DirectOutputSurface::Reshape(const gfx::Size& size, | |
| 56 float device_scale_factor, | |
| 57 const gfx::ColorSpace& color_space, | |
| 58 bool has_alpha) { | |
| 59 context_provider()->ContextGL()->ResizeCHROMIUM( | |
| 60 size.width(), size.height(), device_scale_factor, has_alpha); | |
| 61 } | |
| 62 | |
| 63 void DirectOutputSurface::SwapBuffers(cc::OutputSurfaceFrame frame) { | |
| 64 DCHECK(context_provider_); | |
| 65 if (frame.sub_buffer_rect == gfx::Rect(frame.size)) { | |
| 66 context_provider_->ContextSupport()->Swap(); | |
| 67 } else { | |
| 68 context_provider_->ContextSupport()->PartialSwapBuffers( | |
| 69 frame.sub_buffer_rect); | |
| 70 } | |
| 71 } | |
| 72 | |
| 73 uint32_t DirectOutputSurface::GetFramebufferCopyTextureFormat() { | |
| 74 // TODO(danakj): What attributes are used for the default framebuffer here? | |
| 75 // Can it have alpha? cc::InProcessContextProvider doesn't take any | |
| 76 // attributes. | |
| 77 return GL_RGB; | |
| 78 } | |
| 79 | |
| 80 cc::OverlayCandidateValidator* | |
| 81 DirectOutputSurface::GetOverlayCandidateValidator() const { | |
| 82 return nullptr; | |
| 83 } | |
| 84 | |
| 85 bool DirectOutputSurface::IsDisplayedAsOverlayPlane() const { | |
| 86 return false; | |
| 87 } | |
| 88 | |
| 89 unsigned DirectOutputSurface::GetOverlayTextureId() const { | |
| 90 return 0; | |
| 91 } | |
| 92 | |
| 93 bool DirectOutputSurface::SurfaceIsSuspendForRecycle() const { | |
| 94 return false; | |
| 95 } | |
| 96 | |
| 97 bool DirectOutputSurface::HasExternalStencilTest() const { | |
| 98 return false; | |
| 99 } | |
| 100 | |
| 101 void DirectOutputSurface::ApplyExternalStencil() {} | |
| 102 | |
| 103 void DirectOutputSurface::OnGpuSwapBuffersCompleted( | |
| 104 const std::vector<ui::LatencyInfo>& latency_info, | |
| 105 gfx::SwapResult result, | |
| 106 const gpu::GpuProcessHostedCALayerTreeParamsMac* params_mac) { | |
| 107 client_->DidReceiveSwapBuffersAck(); | |
| 108 } | |
| 109 | |
| 110 void DirectOutputSurface::OnVSyncParametersUpdated(base::TimeTicks timebase, | |
| 111 base::TimeDelta interval) { | |
| 112 // TODO(brianderson): We should not be receiving 0 intervals. | |
| 113 synthetic_begin_frame_source_->OnUpdateVSyncParameters( | |
| 114 timebase, | |
| 115 interval.is_zero() ? cc::BeginFrameArgs::DefaultInterval() : interval); | |
| 116 } | |
| 117 | |
| 118 | |
| 119 } // namespace ui | |
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Chromium Code Reviews
Issue 2540413003:
Mus: DirectOutputSurface* => DisplayOutputSurface* (Closed)
