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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "cc/layers/append_quads_data.h"
#include "cc/layers/ui_resource_layer_impl.h"
#include "cc/resources/ui_resource_bitmap.h"
#include "cc/resources/ui_resource_client.h"
#include "cc/test/fake_impl_proxy.h"
#include "cc/test/fake_layer_tree_host_impl.h"
#include "cc/test/fake_ui_resource_layer_tree_host_impl.h"
#include "cc/test/layer_test_common.h"
#include "cc/test/mock_quad_culler.h"
#include "cc/test/test_shared_bitmap_manager.h"
#include "cc/trees/single_thread_proxy.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gfx/transform.h"
namespace cc {
namespace {
scoped_ptr<UIResourceLayerImpl> GenerateUIResourceLayer(
FakeUIResourceLayerTreeHostImpl* host_impl,
const gfx::Size& bitmap_size,
const gfx::Size& layer_size,
bool opaque,
UIResourceId uid) {
gfx::Rect visible_content_rect(layer_size);
scoped_ptr<UIResourceLayerImpl> layer =
UIResourceLayerImpl::Create(host_impl->active_tree(), 1);
layer->draw_properties().visible_content_rect = visible_content_rect;
layer->SetBounds(layer_size);
layer->SetContentBounds(layer_size);
layer->CreateRenderSurface();
layer->draw_properties().render_target = layer.get();
SkBitmap skbitmap;
skbitmap.setConfig(SkBitmap::kARGB_8888_Config,
bitmap_size.width(),
bitmap_size.height(),
0,
opaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType);
skbitmap.allocPixels();
skbitmap.setImmutable();
UIResourceBitmap bitmap(skbitmap);
host_impl->CreateUIResource(uid, bitmap);
layer->SetUIResourceId(uid);
return layer.Pass();
}
void QuadSizeTest(scoped_ptr<UIResourceLayerImpl> layer,
size_t expected_quad_size) {
MockQuadCuller quad_culler;
AppendQuadsData data;
layer->AppendQuads(&quad_culler, &data);
// Verify quad rects
const QuadList& quads = quad_culler.quad_list();
EXPECT_EQ(expected_quad_size, quads.size());
}
TEST(UIResourceLayerImplTest, VerifyDrawQuads) {
FakeImplProxy proxy;
TestSharedBitmapManager shared_bitmap_manager;
FakeUIResourceLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager);
// Make sure we're appending quads when there are valid values.
gfx::Size bitmap_size(100, 100);
gfx::Size layer_size(100, 100);;
size_t expected_quad_size = 1;
bool opaque = true;
UIResourceId uid = 1;
scoped_ptr<UIResourceLayerImpl> layer = GenerateUIResourceLayer(&host_impl,
bitmap_size,
layer_size,
opaque,
uid);
QuadSizeTest(layer.Pass(), expected_quad_size);
// Make sure we're not appending quads when there are invalid values.
expected_quad_size = 0;
uid = 0;
layer = GenerateUIResourceLayer(&host_impl,
bitmap_size,
layer_size,
opaque,
uid);
QuadSizeTest(layer.Pass(), expected_quad_size);
}
void OpaqueBoundsTest(scoped_ptr<UIResourceLayerImpl> layer,
const gfx::Rect& expected_opaque_bounds) {
MockQuadCuller quad_culler;
AppendQuadsData data;
layer->AppendQuads(&quad_culler, &data);
// Verify quad rects
const QuadList& quads = quad_culler.quad_list();
EXPECT_GE(quads.size(), (size_t)0);
gfx::Rect opaque_rect = quads.at(0)->opaque_rect;
EXPECT_EQ(expected_opaque_bounds, opaque_rect);
}
TEST(UIResourceLayerImplTest, VerifySetOpaqueOnSkBitmap) {
FakeImplProxy proxy;
TestSharedBitmapManager shared_bitmap_manager;
FakeUIResourceLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager);
gfx::Size bitmap_size(100, 100);
gfx::Size layer_size(100, 100);;
bool opaque = false;
UIResourceId uid = 1;
scoped_ptr<UIResourceLayerImpl> layer = GenerateUIResourceLayer(&host_impl,
bitmap_size,
layer_size,
opaque,
uid);
gfx::Rect expected_opaque_bounds;
OpaqueBoundsTest(layer.Pass(), expected_opaque_bounds);
opaque = true;
layer = GenerateUIResourceLayer(&host_impl,
bitmap_size,
layer_size,
opaque,
uid);
expected_opaque_bounds = gfx::Rect(layer->bounds());
OpaqueBoundsTest(layer.Pass(), expected_opaque_bounds);
}
TEST(UIResourceLayerImplTest, VerifySetOpaqueOnLayer) {
FakeImplProxy proxy;
TestSharedBitmapManager shared_bitmap_manager;
FakeUIResourceLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager);
gfx::Size bitmap_size(100, 100);
gfx::Size layer_size(100, 100);
bool skbitmap_opaque = false;
UIResourceId uid = 1;
scoped_ptr<UIResourceLayerImpl> layer = GenerateUIResourceLayer(
&host_impl, bitmap_size, layer_size, skbitmap_opaque, uid);
layer->SetContentsOpaque(false);
gfx::Rect expected_opaque_bounds;
OpaqueBoundsTest(layer.Pass(), expected_opaque_bounds);
layer = GenerateUIResourceLayer(
&host_impl, bitmap_size, layer_size, skbitmap_opaque, uid);
layer->SetContentsOpaque(true);
expected_opaque_bounds = gfx::Rect(layer->bounds());
OpaqueBoundsTest(layer.Pass(), expected_opaque_bounds);
}
TEST(UIResourceLayerImplTest, Occlusion) {
gfx::Size layer_size(1000, 1000);
gfx::Size viewport_size(1000, 1000);
LayerTestCommon::LayerImplTest impl;
SkBitmap sk_bitmap;
sk_bitmap.allocN32Pixels(10, 10);
sk_bitmap.setImmutable();
UIResourceId uid = 5;
UIResourceBitmap bitmap(sk_bitmap);
impl.host_impl()->CreateUIResource(uid, bitmap);
UIResourceLayerImpl* ui_resource_layer_impl =
impl.AddChildToRoot<UIResourceLayerImpl>();
ui_resource_layer_impl->SetAnchorPoint(gfx::PointF());
ui_resource_layer_impl->SetBounds(layer_size);
ui_resource_layer_impl->SetContentBounds(layer_size);
ui_resource_layer_impl->SetDrawsContent(true);
ui_resource_layer_impl->SetUIResourceId(uid);
impl.CalcDrawProps(viewport_size);
{
SCOPED_TRACE("No occlusion");
gfx::Rect occluded;
impl.AppendQuadsWithOcclusion(ui_resource_layer_impl, occluded);
LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(),
gfx::Rect(layer_size));
EXPECT_EQ(1u, impl.quad_list().size());
}
{
SCOPED_TRACE("Full occlusion");
gfx::Rect occluded(ui_resource_layer_impl->visible_content_rect());
impl.AppendQuadsWithOcclusion(ui_resource_layer_impl, occluded);
LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(), gfx::Rect());
EXPECT_EQ(impl.quad_list().size(), 0u);
}
{
SCOPED_TRACE("Partial occlusion");
gfx::Rect occluded(200, 0, 800, 1000);
impl.AppendQuadsWithOcclusion(ui_resource_layer_impl, occluded);
size_t partially_occluded_count = 0;
LayerTestCommon::VerifyQuadsCoverRectWithOcclusion(
impl.quad_list(),
gfx::Rect(layer_size),
occluded,
&partially_occluded_count);
// The layer outputs one quad, which is partially occluded.
EXPECT_EQ(1u, impl.quad_list().size());
EXPECT_EQ(1u, partially_occluded_count);
}
}
} // namespace
} // namespace cc
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