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// Copyright 2014 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/texture_layer_impl.h"
#include <stddef.h>
#include "cc/output/compositor_frame_sink.h"
#include "cc/output/context_provider.h"
#include "cc/quads/draw_quad.h"
#include "cc/quads/texture_draw_quad.h"
#include "cc/test/fake_compositor_frame_sink.h"
#include "cc/test/layer_test_common.h"
#include "gpu/command_buffer/client/gles2_interface.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace cc {
namespace {
void IgnoreCallback(const gpu::SyncToken& sync_token,
bool lost,
BlockingTaskRunner* main_thread_task_runner) {}
TEST(TextureLayerImplTest, VisibleOpaqueRegion) {
const gfx::Size layer_bounds(100, 100);
const gfx::Rect layer_rect(layer_bounds);
const Region layer_region(layer_rect);
LayerTestCommon::LayerImplTest impl;
TextureLayerImpl* layer = impl.AddChildToRoot<TextureLayerImpl>();
layer->SetBounds(layer_bounds);
layer->draw_properties().visible_layer_rect = layer_rect;
layer->SetBlendBackgroundColor(true);
// Verify initial conditions.
EXPECT_FALSE(layer->contents_opaque());
EXPECT_EQ(0u, layer->background_color());
EXPECT_EQ(Region().ToString(), layer->VisibleOpaqueRegion().ToString());
// Opaque background.
layer->SetBackgroundColor(SK_ColorWHITE);
EXPECT_EQ(layer_region.ToString(), layer->VisibleOpaqueRegion().ToString());
// Transparent background.
layer->SetBackgroundColor(SkColorSetARGB(100, 255, 255, 255));
EXPECT_EQ(Region().ToString(), layer->VisibleOpaqueRegion().ToString());
}
TEST(TextureLayerImplTest, Occlusion) {
gfx::Size layer_size(1000, 1000);
gfx::Size viewport_size(1000, 1000);
LayerTestCommon::LayerImplTest impl;
gpu::Mailbox mailbox;
impl.compositor_frame_sink()
->context_provider()
->ContextGL()
->GenMailboxCHROMIUM(mailbox.name);
TextureMailbox texture_mailbox(
mailbox,
gpu::SyncToken(gpu::CommandBufferNamespace::GPU_IO, 0x123,
gpu::CommandBufferId::FromUnsafeValue(0x234), 0x456),
GL_TEXTURE_2D);
TextureLayerImpl* texture_layer_impl =
impl.AddChildToRoot<TextureLayerImpl>();
texture_layer_impl->SetBounds(layer_size);
texture_layer_impl->SetDrawsContent(true);
texture_layer_impl->SetTextureMailbox(
texture_mailbox,
SingleReleaseCallbackImpl::Create(base::Bind(&IgnoreCallback)));
impl.CalcDrawProps(viewport_size);
{
SCOPED_TRACE("No occlusion");
gfx::Rect occluded;
impl.AppendQuadsWithOcclusion(texture_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(texture_layer_impl->visible_layer_rect());
impl.AppendQuadsWithOcclusion(texture_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(texture_layer_impl, occluded);
size_t partially_occluded_count = 0;
LayerTestCommon::VerifyQuadsAreOccluded(
impl.quad_list(), 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);
}
}
TEST(TextureLayerImplTest, OutputIsSecure) {
gfx::Size layer_size(1000, 1000);
gfx::Size viewport_size(1000, 1000);
LayerTestCommon::LayerImplTest impl;
gpu::Mailbox mailbox;
impl.compositor_frame_sink()
->context_provider()
->ContextGL()
->GenMailboxCHROMIUM(mailbox.name);
TextureMailbox texture_mailbox(
mailbox,
gpu::SyncToken(gpu::CommandBufferNamespace::GPU_IO, 0x123,
gpu::CommandBufferId::FromUnsafeValue(0x234), 0x456),
GL_TEXTURE_2D, layer_size, false, true);
TextureLayerImpl* texture_layer_impl =
impl.AddChildToRoot<TextureLayerImpl>();
texture_layer_impl->SetBounds(layer_size);
texture_layer_impl->SetDrawsContent(true);
texture_layer_impl->SetTextureMailbox(
texture_mailbox,
SingleReleaseCallbackImpl::Create(base::Bind(&IgnoreCallback)));
impl.CalcDrawProps(viewport_size);
{
gfx::Rect occluded;
impl.AppendQuadsWithOcclusion(texture_layer_impl, occluded);
EXPECT_EQ(1u, impl.quad_list().size());
ASSERT_EQ(DrawQuad::Material::TEXTURE_CONTENT,
impl.quad_list().front()->material);
const TextureDrawQuad* quad =
TextureDrawQuad::MaterialCast(impl.quad_list().front());
EXPECT_TRUE(quad->secure_output_only);
}
}
TEST(TextureLayerImplTest, ResourceNotFreedOnGpuRasterToggle) {
bool released = false;
LayerTestCommon::LayerImplTest impl(
FakeCompositorFrameSink::Create3dForGpuRasterization());
impl.host_impl()->AdvanceToNextFrame(base::TimeDelta::FromMilliseconds(1));
gfx::Size layer_size(1000, 1000);
gfx::Size viewport_size(1000, 1000);
gpu::Mailbox mailbox;
impl.compositor_frame_sink()
->context_provider()
->ContextGL()
->GenMailboxCHROMIUM(mailbox.name);
TextureMailbox texture_mailbox(
mailbox,
gpu::SyncToken(gpu::CommandBufferNamespace::GPU_IO, 0x123,
gpu::CommandBufferId::FromUnsafeValue(0x234), 0x456),
GL_TEXTURE_2D);
TextureLayerImpl* texture_layer_impl =
impl.AddChildToRoot<TextureLayerImpl>();
texture_layer_impl->SetBounds(layer_size);
texture_layer_impl->SetDrawsContent(true);
texture_layer_impl->SetTextureMailbox(
texture_mailbox,
SingleReleaseCallbackImpl::Create(base::Bind(
[](bool* released, const gpu::SyncToken& sync_token, bool lost,
BlockingTaskRunner* main_thread_task_runner) { *released = true; },
base::Unretained(&released))));
impl.CalcDrawProps(viewport_size);
// Gpu rasterization is disabled by default.
EXPECT_FALSE(impl.host_impl()->use_gpu_rasterization());
EXPECT_FALSE(released);
// Toggling the gpu rasterization clears all tilings on both trees.
impl.host_impl()->SetHasGpuRasterizationTrigger(true);
impl.host_impl()->SetContentIsSuitableForGpuRasterization(true);
impl.host_impl()->CommitComplete();
EXPECT_TRUE(impl.host_impl()->use_gpu_rasterization());
EXPECT_FALSE(released);
}
} // namespace
} // namespace cc