src/cc/test/fake_delegated_renderer_layer_impl.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_delegated_renderer_layer_impl.h"
   6
   7 #include "base/bind.h"
   8 #include "cc/output/delegated_frame_data.h"
   9 #include "cc/quads/draw_quad.h"
  10 #include "cc/resources/returned_resource.h"
  11 #include "cc/trees/layer_tree_impl.h"
  12
  13 namespace cc {
  14
  15 FakeDelegatedRendererLayerImpl::FakeDelegatedRendererLayerImpl(
  16     LayerTreeImpl* tree_impl,
  17     int id)
  18     : DelegatedRendererLayerImpl(tree_impl, id) {
  19 }
  20
  21 FakeDelegatedRendererLayerImpl::~FakeDelegatedRendererLayerImpl() {}
  22
  23 scoped_ptr<LayerImpl> FakeDelegatedRendererLayerImpl::CreateLayerImpl(
  24     LayerTreeImpl* tree_impl) {
  25   return FakeDelegatedRendererLayerImpl::Create(tree_impl, id());
  26 }
  27
  28 static ResourceProvider::ResourceId AddResourceToFrame(
  29     ResourceProvider* resource_provider,
  30     DelegatedFrameData* frame,
  31     ResourceProvider::ResourceId resource_id) {
  32   TransferableResource resource;
  33   resource.id = resource_id;
  34   resource.mailbox_holder.texture_target =
  35       resource_provider->TargetForTesting(resource_id);
  36   frame->resource_list.push_back(resource);
  37   return resource_id;
  38 }
  39
  40 ResourceProvider::ResourceIdSet FakeDelegatedRendererLayerImpl::Resources()
  41     const {
  42   ResourceProvider::ResourceIdSet set;
  43   ResourceProvider::ResourceIdArray array;
  44   array = ResourcesForTesting();
  45   for (size_t i = 0; i < array.size(); ++i)
  46     set.insert(array[i]);
  47   return set;
  48 }
  49
  50 void NoopReturnCallback(const ReturnedResourceArray& returned,
  51                         BlockingTaskRunner* main_thread_task_runner) {
  52 }
  53
  54 void FakeDelegatedRendererLayerImpl::SetFrameDataForRenderPasses(
  55     float device_scale_factor,
  56     RenderPassList* pass_list) {
  57   scoped_ptr<DelegatedFrameData> delegated_frame(new DelegatedFrameData);
  58   delegated_frame->device_scale_factor = device_scale_factor;
  59   delegated_frame->render_pass_list.swap(*pass_list);
  60
  61   ResourceProvider* resource_provider = layer_tree_impl()->resource_provider();
  62
  63   DrawQuad::ResourceIteratorCallback add_resource_to_frame_callback =
  64       base::Bind(&AddResourceToFrame, resource_provider, delegated_frame.get());
  65   for (const auto& pass : delegated_frame->render_pass_list) {
  66     for (const auto& quad : pass->quad_list)
  67       quad->IterateResources(add_resource_to_frame_callback);
  68   }
  69
  70   CreateChildIdIfNeeded(base::Bind(&NoopReturnCallback));
  71   SetFrameData(delegated_frame.get(), gfx::RectF());
  72 }
  73
  74 }  // namespace cc