cc/test/fake_output_surface.cc

   1 // Copyright 2012 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_output_surface.h"
   6
   7 #include "base/bind.h"
   8 #include "base/message_loop/message_loop.h"
   9 #include "cc/output/compositor_frame_ack.h"
  10 #include "cc/output/output_surface_client.h"
  11 #include "cc/resources/returned_resource.h"
  12 #include "cc/test/begin_frame_args_test.h"
  13 #include "testing/gtest/include/gtest/gtest.h"
  14
  15 namespace cc {
  16
  17 FakeOutputSurface::FakeOutputSurface(
  18     scoped_refptr<ContextProvider> context_provider,
  19     scoped_refptr<ContextProvider> worker_context_provider,
  20     bool delegated_rendering)
  21     : OutputSurface(context_provider, worker_context_provider),
  22       client_(NULL),
  23       num_sent_frames_(0),
  24       has_external_stencil_test_(false),
  25       suspended_for_recycle_(false),
  26       framebuffer_(0) {
  27   if (delegated_rendering) {
  28     capabilities_.delegated_rendering = true;
  29     capabilities_.max_frames_pending = 1;
  30   }
  31 }
  32
  33 FakeOutputSurface::FakeOutputSurface(
  34     scoped_refptr<ContextProvider> context_provider,
  35     bool delegated_rendering)
  36     : OutputSurface(context_provider),
  37       client_(NULL),
  38       num_sent_frames_(0),
  39       has_external_stencil_test_(false),
  40       suspended_for_recycle_(false),
  41       framebuffer_(0) {
  42   if (delegated_rendering) {
  43     capabilities_.delegated_rendering = true;
  44     capabilities_.max_frames_pending = 1;
  45   }
  46 }
  47
  48 FakeOutputSurface::FakeOutputSurface(
  49     scoped_ptr<SoftwareOutputDevice> software_device,
  50     bool delegated_rendering)
  51     : OutputSurface(software_device.Pass()),
  52       client_(NULL),
  53       num_sent_frames_(0),
  54       has_external_stencil_test_(false),
  55       suspended_for_recycle_(false),
  56       framebuffer_(0) {
  57   if (delegated_rendering) {
  58     capabilities_.delegated_rendering = true;
  59     capabilities_.max_frames_pending = 1;
  60   }
  61 }
  62
  63 FakeOutputSurface::FakeOutputSurface(
  64     scoped_refptr<ContextProvider> context_provider,
  65     scoped_ptr<SoftwareOutputDevice> software_device,
  66     bool delegated_rendering)
  67     : OutputSurface(context_provider, software_device.Pass()),
  68       client_(NULL),
  69       num_sent_frames_(0),
  70       has_external_stencil_test_(false),
  71       suspended_for_recycle_(false),
  72       framebuffer_(0) {
  73   if (delegated_rendering) {
  74     capabilities_.delegated_rendering = true;
  75     capabilities_.max_frames_pending = 1;
  76   }
  77 }
  78
  79 FakeOutputSurface::~FakeOutputSurface() {}
  80
  81 void FakeOutputSurface::SwapBuffers(CompositorFrame* frame) {
  82   if (frame->delegated_frame_data || !context_provider()) {
  83     frame->AssignTo(&last_sent_frame_);
  84
  85     if (last_sent_frame_.delegated_frame_data) {
  86       resources_held_by_parent_.insert(
  87           resources_held_by_parent_.end(),
  88           last_sent_frame_.delegated_frame_data->resource_list.begin(),
  89           last_sent_frame_.delegated_frame_data->resource_list.end());
  90     }
  91
  92     ++num_sent_frames_;
  93   } else {
  94     last_swap_rect_ = frame->gl_frame_data->sub_buffer_rect;
  95     frame->AssignTo(&last_sent_frame_);
  96     ++num_sent_frames_;
  97   }
  98   PostSwapBuffersComplete();
  99   client_->DidSwapBuffers();
 100 }
 101
 102 void FakeOutputSurface::BindFramebuffer() {
 103   if (framebuffer_)
 104     context_provider_->ContextGL()->BindFramebuffer(GL_FRAMEBUFFER,
 105                                                     framebuffer_);
 106   else
 107     OutputSurface::BindFramebuffer();
 108 }
 109
 110 bool FakeOutputSurface::BindToClient(OutputSurfaceClient* client) {
 111   if (OutputSurface::BindToClient(client)) {
 112     client_ = client;
 113     if (memory_policy_to_set_at_bind_) {
 114       client_->SetMemoryPolicy(*memory_policy_to_set_at_bind_.get());
 115       memory_policy_to_set_at_bind_ = nullptr;
 116     }
 117     return true;
 118   } else {
 119     return false;
 120   }
 121 }
 122
 123 void FakeOutputSurface::SetTreeActivationCallback(
 124     const base::Closure& callback) {
 125   DCHECK(client_);
 126   client_->SetTreeActivationCallback(callback);
 127 }
 128
 129 void FakeOutputSurface::ReturnResource(unsigned id, CompositorFrameAck* ack) {
 130   TransferableResourceArray::iterator it;
 131   for (it = resources_held_by_parent_.begin();
 132        it != resources_held_by_parent_.end();
 133        ++it) {
 134     if (it->id == id)
 135       break;
 136   }
 137   DCHECK(it != resources_held_by_parent_.end());
 138   ack->resources.push_back(it->ToReturnedResource());
 139   resources_held_by_parent_.erase(it);
 140 }
 141
 142 bool FakeOutputSurface::HasExternalStencilTest() const {
 143   return has_external_stencil_test_;
 144 }
 145
 146 bool FakeOutputSurface::SurfaceIsSuspendForRecycle() const {
 147   return suspended_for_recycle_;
 148 }
 149
 150 void FakeOutputSurface::SetMemoryPolicyToSetAtBind(
 151     scoped_ptr<ManagedMemoryPolicy> memory_policy_to_set_at_bind) {
 152   memory_policy_to_set_at_bind_.swap(memory_policy_to_set_at_bind);
 153 }
 154
 155 }  // namespace cc