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(
  26       tree_impl, id()).PassAs<LayerImpl>();
  27 }
  28
  29 static ResourceProvider::ResourceId AddResourceToFrame(
  30     ResourceProvider* resource_provider,
  31     DelegatedFrameData* frame,
  32     ResourceProvider::ResourceId resource_id) {
  33   TransferableResource resource;
  34   resource.id = resource_id;
  35   resource.mailbox_holder.texture_target =
  36       resource_provider->TargetForTesting(resource_id);
  37   frame->resource_list.push_back(resource);
  38   return resource_id;
  39 }
  40
  41 ResourceProvider::ResourceIdSet FakeDelegatedRendererLayerImpl::Resources()
  42     const {
  43   ResourceProvider::ResourceIdSet set;
  44   ResourceProvider::ResourceIdArray array;
  45   array = ResourcesForTesting();
  46   for (size_t i = 0; i < array.size(); ++i)
  47     set.insert(array[i]);
  48   return set;
  49 }
  50
  51 void NoopReturnCallback(const ReturnedResourceArray& returned,
  52                         BlockingTaskRunner* main_thread_task_runner) {
  53 }
  54
  55 void FakeDelegatedRendererLayerImpl::SetFrameDataForRenderPasses(
  56     float device_scale_factor,
  57     RenderPassList* pass_list) {
  58   scoped_ptr<DelegatedFrameData> delegated_frame(new DelegatedFrameData);
  59   delegated_frame->device_scale_factor = device_scale_factor;
  60   delegated_frame->render_pass_list.swap(*pass_list);
  61
  62   ResourceProvider* resource_provider = layer_tree_impl()->resource_provider();
  63
  64   DrawQuad::ResourceIteratorCallback add_resource_to_frame_callback =
  65       base::Bind(&AddResourceToFrame, resource_provider, delegated_frame.get());
  66   for (size_t i = 0; i < delegated_frame->render_pass_list.size(); ++i) {
  67     RenderPass* pass = delegated_frame->render_pass_list[i];
  68     for (size_t j = 0; j < pass->quad_list.size(); ++j)
  69       pass->quad_list[j]->IterateResources(add_resource_to_frame_callback);
  70   }
  71
  72   CreateChildIdIfNeeded(base::Bind(&NoopReturnCallback));
  73   SetFrameData(delegated_frame.get(), gfx::RectF());
  74 }
  75
  76 }  // namespace cc