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chromium / chromium / src.git / 7cebcfb2d80152bc84d88fc711eda6e61acda8be / . / cc / output / gl_renderer_unittest.cc
blob: 5098e244fccecede2c66c83b5b9aa4755dd7db81 [file] [log] [blame]
// Copyright 2012 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/output/gl_renderer.h"
#include <stdint.h>
#include <set>
#include <vector>
#include "base/location.h"
#include "base/memory/ptr_util.h"
#include "base/threading/thread_task_runner_handle.h"
#include "cc/base/math_util.h"
#include "cc/output/copy_output_request.h"
#include "cc/output/copy_output_result.h"
#include "cc/output/overlay_strategy_single_on_top.h"
#include "cc/output/overlay_strategy_underlay.h"
#include "cc/output/texture_mailbox_deleter.h"
#include "cc/quads/texture_draw_quad.h"
#include "cc/resources/resource_provider.h"
#include "cc/test/fake_impl_task_runner_provider.h"
#include "cc/test/fake_layer_tree_host_impl.h"
#include "cc/test/fake_output_surface.h"
#include "cc/test/fake_output_surface_client.h"
#include "cc/test/fake_resource_provider.h"
#include "cc/test/pixel_test.h"
#include "cc/test/render_pass_test_utils.h"
#include "cc/test/test_gles2_interface.h"
#include "cc/test/test_shared_bitmap_manager.h"
#include "cc/test/test_web_graphics_context_3d.h"
#include "gpu/GLES2/gl2extchromium.h"
#include "gpu/command_buffer/client/context_support.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/skia/include/core/SkImageFilter.h"
#include "third_party/skia/include/core/SkMatrix.h"
#include "third_party/skia/include/effects/SkColorFilterImageFilter.h"
#include "third_party/skia/include/effects/SkColorMatrixFilter.h"
#include "ui/events/latency_info.h"
#include "ui/gfx/transform.h"
using testing::_;
using testing::AnyNumber;
using testing::Args;
using testing::AtLeast;
using testing::ElementsAre;
using testing::Expectation;
using testing::InSequence;
using testing::Mock;
using testing::Return;
using testing::StrictMock;
namespace cc {
MATCHER_P(MatchesSyncToken, sync_token, "") {
gpu::SyncToken other;
memcpy(&other, arg, sizeof(other));
return other == sync_token;
}
class GLRendererTest : public testing::Test {
protected:
RenderPass* root_render_pass() {
return render_passes_in_draw_order_.back().get();
}
void DrawFrame(GLRenderer* renderer, const gfx::Size& viewport_size) {
renderer->DrawFrame(&render_passes_in_draw_order_, 1.f, gfx::ColorSpace(),
viewport_size);
}
RenderPassList render_passes_in_draw_order_;
};
#define EXPECT_PROGRAM_VALID(program_binding) \
do { \
EXPECT_TRUE((program_binding)->program()); \
EXPECT_TRUE((program_binding)->initialized()); \
} while (false)
static inline SkBlendMode BlendModeToSkXfermode(BlendMode blend_mode) {
switch (blend_mode) {
case BLEND_MODE_NONE:
case BLEND_MODE_NORMAL:
return SkBlendMode::kSrcOver;
case BLEND_MODE_SCREEN:
return SkBlendMode::kScreen;
case BLEND_MODE_OVERLAY:
return SkBlendMode::kOverlay;
case BLEND_MODE_DARKEN:
return SkBlendMode::kDarken;
case BLEND_MODE_LIGHTEN:
return SkBlendMode::kLighten;
case BLEND_MODE_COLOR_DODGE:
return SkBlendMode::kColorDodge;
case BLEND_MODE_COLOR_BURN:
return SkBlendMode::kColorBurn;
case BLEND_MODE_HARD_LIGHT:
return SkBlendMode::kHardLight;
case BLEND_MODE_SOFT_LIGHT:
return SkBlendMode::kSoftLight;
case BLEND_MODE_DIFFERENCE:
return SkBlendMode::kDifference;
case BLEND_MODE_EXCLUSION:
return SkBlendMode::kExclusion;
case BLEND_MODE_MULTIPLY:
return SkBlendMode::kMultiply;
case BLEND_MODE_HUE:
return SkBlendMode::kHue;
case BLEND_MODE_SATURATION:
return SkBlendMode::kSaturation;
case BLEND_MODE_COLOR:
return SkBlendMode::kColor;
case BLEND_MODE_LUMINOSITY:
return SkBlendMode::kLuminosity;
}
return SkBlendMode::kSrcOver;
}
// Explicitly named to be a friend in GLRenderer for shader access.
class GLRendererShaderPixelTest : public GLRendererPixelTest {
public:
void SetUp() override {
GLRendererPixelTest::SetUp();
ASSERT_FALSE(renderer()->IsContextLost());
}
void TearDown() override {
GLRendererPixelTest::TearDown();
ASSERT_FALSE(renderer()->IsContextLost());
}
void TestBasicShaders() {
EXPECT_PROGRAM_VALID(renderer()->GetDebugBorderProgram());
EXPECT_PROGRAM_VALID(renderer()->GetSolidColorProgram());
EXPECT_PROGRAM_VALID(renderer()->GetSolidColorProgramAA());
}
void TestShadersWithPrecision(TexCoordPrecision precision) {
// This program uses external textures and sampler, so it won't compile
// everywhere.
if (context_provider()->ContextCapabilities().egl_image_external)
EXPECT_PROGRAM_VALID(renderer()->GetVideoStreamTextureProgram(precision));
}
void TestShadersWithPrecisionAndBlend(TexCoordPrecision precision,
BlendMode blend_mode) {
EXPECT_PROGRAM_VALID(
renderer()->GetRenderPassProgram(precision, blend_mode));
EXPECT_PROGRAM_VALID(
renderer()->GetRenderPassProgramAA(precision, blend_mode));
}
void TestShadersWithPrecisionAndSampler(TexCoordPrecision precision,
SamplerType sampler) {
if (!context_provider()->ContextCapabilities().egl_image_external &&
sampler == SAMPLER_TYPE_EXTERNAL_OES) {
// This will likely be hit in tests due to usage of osmesa.
return;
}
EXPECT_PROGRAM_VALID(renderer()->GetTextureProgram(precision, sampler));
EXPECT_PROGRAM_VALID(
renderer()->GetNonPremultipliedTextureProgram(precision, sampler));
EXPECT_PROGRAM_VALID(
renderer()->GetTextureBackgroundProgram(precision, sampler));
EXPECT_PROGRAM_VALID(
renderer()->GetNonPremultipliedTextureBackgroundProgram(precision,
sampler));
EXPECT_PROGRAM_VALID(renderer()->GetTileProgram(precision, sampler));
EXPECT_PROGRAM_VALID(renderer()->GetTileProgramOpaque(precision, sampler));
EXPECT_PROGRAM_VALID(renderer()->GetTileProgramAA(precision, sampler));
EXPECT_PROGRAM_VALID(renderer()->GetTileProgramSwizzle(precision, sampler));
EXPECT_PROGRAM_VALID(
renderer()->GetTileProgramSwizzleOpaque(precision, sampler));
EXPECT_PROGRAM_VALID(
renderer()->GetTileProgramSwizzleAA(precision, sampler));
for (int j = 0; j < 2; j++) {
for (int k = 0; k < 2; k++) {
for (int l = 0; l < 2; l++) {
EXPECT_PROGRAM_VALID(
renderer()->GetVideoYUVProgram(precision, sampler, j, k, l));
}
}
}
}
void TestShadersWithMasks(TexCoordPrecision precision,
SamplerType sampler,
BlendMode blend_mode,
bool mask_for_background) {
if (!context_provider()->ContextCapabilities().egl_image_external &&
sampler == SAMPLER_TYPE_EXTERNAL_OES) {
// This will likely be hit in tests due to usage of osmesa.
return;
}
EXPECT_PROGRAM_VALID(renderer()->GetRenderPassMaskProgram(
precision, sampler, blend_mode, mask_for_background));
EXPECT_PROGRAM_VALID(renderer()->GetRenderPassMaskProgramAA(
precision, sampler, blend_mode, mask_for_background));
EXPECT_PROGRAM_VALID(renderer()->GetRenderPassMaskColorMatrixProgramAA(
precision, sampler, blend_mode, mask_for_background));
EXPECT_PROGRAM_VALID(renderer()->GetRenderPassMaskColorMatrixProgram(
precision, sampler, blend_mode, mask_for_background));
}
};
namespace {
#if !defined(OS_ANDROID) && !defined(OS_WIN)
static const TexCoordPrecision kPrecisionList[] = {TEX_COORD_PRECISION_MEDIUM,
TEX_COORD_PRECISION_HIGH};
static const BlendMode kBlendModeList[LAST_BLEND_MODE + 1] = {
BLEND_MODE_NONE,
BLEND_MODE_NORMAL,
BLEND_MODE_SCREEN,
BLEND_MODE_OVERLAY,
BLEND_MODE_DARKEN,
BLEND_MODE_LIGHTEN,
BLEND_MODE_COLOR_DODGE,
BLEND_MODE_COLOR_BURN,
BLEND_MODE_HARD_LIGHT,
BLEND_MODE_SOFT_LIGHT,
BLEND_MODE_DIFFERENCE,
BLEND_MODE_EXCLUSION,
BLEND_MODE_MULTIPLY,
BLEND_MODE_HUE,
BLEND_MODE_SATURATION,
BLEND_MODE_COLOR,
BLEND_MODE_LUMINOSITY,
};
static const SamplerType kSamplerList[] = {
SAMPLER_TYPE_2D,
SAMPLER_TYPE_2D_RECT,
SAMPLER_TYPE_EXTERNAL_OES,
};
TEST_F(GLRendererShaderPixelTest, BasicShadersCompile) {
TestBasicShaders();
}
class PrecisionShaderPixelTest
: public GLRendererShaderPixelTest,
public ::testing::WithParamInterface<TexCoordPrecision> {};
TEST_P(PrecisionShaderPixelTest, ShadersCompile) {
TestShadersWithPrecision(GetParam());
}
INSTANTIATE_TEST_CASE_P(PrecisionShadersCompile,
PrecisionShaderPixelTest,
::testing::ValuesIn(kPrecisionList));
class PrecisionBlendShaderPixelTest
: public GLRendererShaderPixelTest,
public ::testing::WithParamInterface<
std::tr1::tuple<TexCoordPrecision, BlendMode>> {};
TEST_P(PrecisionBlendShaderPixelTest, ShadersCompile) {
TestShadersWithPrecisionAndBlend(std::tr1::get<0>(GetParam()),
std::tr1::get<1>(GetParam()));
}
INSTANTIATE_TEST_CASE_P(
PrecisionBlendShadersCompile,
PrecisionBlendShaderPixelTest,
::testing::Combine(::testing::ValuesIn(kPrecisionList),
::testing::ValuesIn(kBlendModeList)));
class PrecisionSamplerShaderPixelTest
: public GLRendererShaderPixelTest,
public ::testing::WithParamInterface<
std::tr1::tuple<TexCoordPrecision, SamplerType>> {};
TEST_P(PrecisionSamplerShaderPixelTest, ShadersCompile) {
TestShadersWithPrecisionAndSampler(std::tr1::get<0>(GetParam()),
std::tr1::get<1>(GetParam()));
}
INSTANTIATE_TEST_CASE_P(PrecisionSamplerShadersCompile,
PrecisionSamplerShaderPixelTest,
::testing::Combine(::testing::ValuesIn(kPrecisionList),
::testing::ValuesIn(kSamplerList)));
class MaskShaderPixelTest
: public GLRendererShaderPixelTest,
public ::testing::WithParamInterface<
std::tr1::tuple<TexCoordPrecision, SamplerType, BlendMode, bool>> {};
TEST_P(MaskShaderPixelTest, ShadersCompile) {
TestShadersWithMasks(
std::tr1::get<0>(GetParam()), std::tr1::get<1>(GetParam()),
std::tr1::get<2>(GetParam()), std::tr1::get<3>(GetParam()));
}
INSTANTIATE_TEST_CASE_P(MaskShadersCompile,
MaskShaderPixelTest,
::testing::Combine(::testing::ValuesIn(kPrecisionList),
::testing::ValuesIn(kSamplerList),
::testing::ValuesIn(kBlendModeList),
::testing::Bool()));
#endif
class FakeRendererGL : public GLRenderer {
public:
FakeRendererGL(const RendererSettings* settings,
OutputSurface* output_surface,
ResourceProvider* resource_provider)
: GLRenderer(settings, output_surface, resource_provider, nullptr, 0) {}
FakeRendererGL(const RendererSettings* settings,
OutputSurface* output_surface,
ResourceProvider* resource_provider,
TextureMailboxDeleter* texture_mailbox_deleter)
: GLRenderer(settings,
output_surface,
resource_provider,
texture_mailbox_deleter,
0) {}
void SetOverlayProcessor(OverlayProcessor* processor) {
overlay_processor_.reset(processor);
}
// GLRenderer methods.
// Changing visibility to public.
using GLRenderer::DoDrawQuad;
using GLRenderer::BeginDrawingFrame;
using GLRenderer::FinishDrawingQuadList;
using GLRenderer::stencil_enabled;
};
class GLRendererWithDefaultHarnessTest : public GLRendererTest {
protected:
GLRendererWithDefaultHarnessTest() {
output_surface_ = FakeOutputSurface::Create3d();
output_surface_->BindToClient(&output_surface_client_);
shared_bitmap_manager_.reset(new TestSharedBitmapManager());
resource_provider_ = FakeResourceProvider::Create(
output_surface_->context_provider(), shared_bitmap_manager_.get());
renderer_ = base::MakeUnique<FakeRendererGL>(
&settings_, output_surface_.get(), resource_provider_.get());
renderer_->Initialize();
renderer_->SetVisible(true);
}
void SwapBuffers() { renderer_->SwapBuffers(std::vector<ui::LatencyInfo>()); }
RendererSettings settings_;
FakeOutputSurfaceClient output_surface_client_;
std::unique_ptr<FakeOutputSurface> output_surface_;
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager_;
std::unique_ptr<ResourceProvider> resource_provider_;
std::unique_ptr<FakeRendererGL> renderer_;
};
// Closing the namespace here so that GLRendererShaderTest can take advantage
// of the friend relationship with GLRenderer and all of the mock classes
// declared above it.
} // namespace
class GLRendererShaderTest : public GLRendererTest {
protected:
GLRendererShaderTest() {
output_surface_ = FakeOutputSurface::Create3d();
output_surface_->BindToClient(&output_surface_client_);
shared_bitmap_manager_.reset(new TestSharedBitmapManager());
resource_provider_ = FakeResourceProvider::Create(
output_surface_->context_provider(), shared_bitmap_manager_.get());
renderer_.reset(new FakeRendererGL(&settings_, output_surface_.get(),
resource_provider_.get()));
renderer_->Initialize();
renderer_->SetVisible(true);
}
void TestRenderPassProgram(TexCoordPrecision precision,
BlendMode blend_mode) {
EXPECT_PROGRAM_VALID(
&renderer_->render_pass_program_[precision][blend_mode]);
EXPECT_EQ(renderer_->render_pass_program_[precision][blend_mode].program(),
renderer_->program_shadow_);
}
void TestRenderPassColorMatrixProgram(TexCoordPrecision precision,
BlendMode blend_mode) {
EXPECT_PROGRAM_VALID(
&renderer_->render_pass_color_matrix_program_[precision][blend_mode]);
EXPECT_EQ(
renderer_->render_pass_color_matrix_program_[precision][blend_mode]
.program(),
renderer_->program_shadow_);
}
void TestRenderPassMaskProgram(TexCoordPrecision precision,
SamplerType sampler,
BlendMode blend_mode) {
EXPECT_PROGRAM_VALID(
&renderer_->render_pass_mask_program_[precision]
[sampler]
[blend_mode]
[NO_MASK]);
EXPECT_EQ(
renderer_->render_pass_mask_program_[precision]
[sampler]
[blend_mode]
[NO_MASK].program(),
renderer_->program_shadow_);
}
void TestRenderPassMaskColorMatrixProgram(TexCoordPrecision precision,
SamplerType sampler,
BlendMode blend_mode) {
EXPECT_PROGRAM_VALID(&renderer_->render_pass_mask_color_matrix_program_
[precision][sampler][blend_mode][NO_MASK]);
EXPECT_EQ(renderer_->render_pass_mask_color_matrix_program_
[precision][sampler][blend_mode][NO_MASK].program(),
renderer_->program_shadow_);
}
void TestRenderPassProgramAA(TexCoordPrecision precision,
BlendMode blend_mode) {
EXPECT_PROGRAM_VALID(
&renderer_->render_pass_program_aa_[precision][blend_mode]);
EXPECT_EQ(
renderer_->render_pass_program_aa_[precision][blend_mode].program(),
renderer_->program_shadow_);
}
void TestRenderPassColorMatrixProgramAA(TexCoordPrecision precision,
BlendMode blend_mode) {
EXPECT_PROGRAM_VALID(
&renderer_
->render_pass_color_matrix_program_aa_[precision][blend_mode]);
EXPECT_EQ(
renderer_->render_pass_color_matrix_program_aa_[precision][blend_mode]
.program(),
renderer_->program_shadow_);
}
void TestRenderPassMaskProgramAA(TexCoordPrecision precision,
SamplerType sampler,
BlendMode blend_mode) {
EXPECT_PROGRAM_VALID(
&renderer_
->render_pass_mask_program_aa_
[precision][sampler][blend_mode][NO_MASK]);
EXPECT_EQ(
renderer_->render_pass_mask_program_aa_[precision][sampler][blend_mode]
[NO_MASK].program(),
renderer_->program_shadow_);
}
void TestRenderPassMaskColorMatrixProgramAA(TexCoordPrecision precision,
SamplerType sampler,
BlendMode blend_mode) {
EXPECT_PROGRAM_VALID(&renderer_->render_pass_mask_color_matrix_program_aa_
[precision][sampler][blend_mode][NO_MASK]);
EXPECT_EQ(renderer_->render_pass_mask_color_matrix_program_aa_
[precision][sampler][blend_mode][NO_MASK].program(),
renderer_->program_shadow_);
}
void TestSolidColorProgramAA() {
EXPECT_PROGRAM_VALID(&renderer_->solid_color_program_aa_);
EXPECT_EQ(renderer_->solid_color_program_aa_.program(),
renderer_->program_shadow_);
}
RendererSettings settings_;
FakeOutputSurfaceClient output_surface_client_;
std::unique_ptr<FakeOutputSurface> output_surface_;
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager_;
std::unique_ptr<ResourceProvider> resource_provider_;
std::unique_ptr<FakeRendererGL> renderer_;
};
namespace {
TEST_F(GLRendererWithDefaultHarnessTest, ExternalStencil) {
gfx::Size viewport_size(1, 1);
EXPECT_FALSE(renderer_->stencil_enabled());
output_surface_->set_has_external_stencil_test(true);
RenderPass* root_pass =
AddRenderPass(&render_passes_in_draw_order_, 1, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
root_pass->has_transparent_background = false;
DrawFrame(renderer_.get(), viewport_size);
EXPECT_TRUE(renderer_->stencil_enabled());
}
class ForbidSynchronousCallContext : public TestWebGraphicsContext3D {
public:
ForbidSynchronousCallContext() {}
void getAttachedShaders(GLuint program,
GLsizei max_count,
GLsizei* count,
GLuint* shaders) override {
ADD_FAILURE();
}
GLint getAttribLocation(GLuint program, const GLchar* name) override {
ADD_FAILURE();
return 0;
}
void getBooleanv(GLenum pname, GLboolean* value) override { ADD_FAILURE(); }
void getBufferParameteriv(GLenum target,
GLenum pname,
GLint* value) override {
ADD_FAILURE();
}
GLenum getError() override {
ADD_FAILURE();
return GL_NO_ERROR;
}
void getFloatv(GLenum pname, GLfloat* value) override { ADD_FAILURE(); }
void getFramebufferAttachmentParameteriv(GLenum target,
GLenum attachment,
GLenum pname,
GLint* value) override {
ADD_FAILURE();
}
void getIntegerv(GLenum pname, GLint* value) override {
if (pname == GL_MAX_TEXTURE_SIZE) {
// MAX_TEXTURE_SIZE is cached client side, so it's OK to query.
*value = 1024;
} else {
ADD_FAILURE();
}
}
// We allow querying the shader compilation and program link status in debug
// mode, but not release.
void getProgramiv(GLuint program, GLenum pname, GLint* value) override {
#ifndef NDEBUG
*value = 1;
#else
ADD_FAILURE();
#endif
}
void getShaderiv(GLuint shader, GLenum pname, GLint* value) override {
#ifndef NDEBUG
*value = 1;
#else
ADD_FAILURE();
#endif
}
void getRenderbufferParameteriv(GLenum target,
GLenum pname,
GLint* value) override {
ADD_FAILURE();
}
void getShaderPrecisionFormat(GLenum shadertype,
GLenum precisiontype,
GLint* range,
GLint* precision) override {
ADD_FAILURE();
}
void getTexParameterfv(GLenum target, GLenum pname, GLfloat* value) override {
ADD_FAILURE();
}
void getTexParameteriv(GLenum target, GLenum pname, GLint* value) override {
ADD_FAILURE();
}
void getUniformfv(GLuint program, GLint location, GLfloat* value) override {
ADD_FAILURE();
}
void getUniformiv(GLuint program, GLint location, GLint* value) override {
ADD_FAILURE();
}
GLint getUniformLocation(GLuint program, const GLchar* name) override {
ADD_FAILURE();
return 0;
}
void getVertexAttribfv(GLuint index, GLenum pname, GLfloat* value) override {
ADD_FAILURE();
}
void getVertexAttribiv(GLuint index, GLenum pname, GLint* value) override {
ADD_FAILURE();
}
GLsizeiptr getVertexAttribOffset(GLuint index, GLenum pname) override {
ADD_FAILURE();
return 0;
}
};
TEST_F(GLRendererTest, InitializationDoesNotMakeSynchronousCalls) {
auto context = base::MakeUnique<ForbidSynchronousCallContext>();
auto provider = TestContextProvider::Create(std::move(context));
provider->BindToCurrentThread();
FakeOutputSurfaceClient output_surface_client;
std::unique_ptr<OutputSurface> output_surface(
FakeOutputSurface::Create3d(std::move(provider)));
output_surface->BindToClient(&output_surface_client);
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager(
new TestSharedBitmapManager());
std::unique_ptr<ResourceProvider> resource_provider =
FakeResourceProvider::Create(output_surface->context_provider(),
shared_bitmap_manager.get());
RendererSettings settings;
FakeRendererGL renderer(&settings, output_surface.get(),
resource_provider.get());
}
class LoseContextOnFirstGetContext : public TestWebGraphicsContext3D {
public:
LoseContextOnFirstGetContext() {}
void getProgramiv(GLuint program, GLenum pname, GLint* value) override {
context_lost_ = true;
*value = 0;
}
void getShaderiv(GLuint shader, GLenum pname, GLint* value) override {
context_lost_ = true;
*value = 0;
}
};
TEST_F(GLRendererTest, InitializationWithQuicklyLostContextDoesNotAssert) {
auto context = base::MakeUnique<LoseContextOnFirstGetContext>();
auto provider = TestContextProvider::Create(std::move(context));
provider->BindToCurrentThread();
FakeOutputSurfaceClient output_surface_client;
std::unique_ptr<OutputSurface> output_surface(
FakeOutputSurface::Create3d(std::move(provider)));
output_surface->BindToClient(&output_surface_client);
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager(
new TestSharedBitmapManager());
std::unique_ptr<ResourceProvider> resource_provider =
FakeResourceProvider::Create(output_surface->context_provider(),
shared_bitmap_manager.get());
RendererSettings settings;
FakeRendererGL renderer(&settings, output_surface.get(),
resource_provider.get());
}
class ClearCountingContext : public TestWebGraphicsContext3D {
public:
ClearCountingContext() { test_capabilities_.discard_framebuffer = true; }
MOCK_METHOD3(discardFramebufferEXT,
void(GLenum target,
GLsizei numAttachments,
const GLenum* attachments));
MOCK_METHOD1(clear, void(GLbitfield mask));
};
TEST_F(GLRendererTest, OpaqueBackground) {
std::unique_ptr<ClearCountingContext> context_owned(new ClearCountingContext);
ClearCountingContext* context = context_owned.get();
auto provider = TestContextProvider::Create(std::move(context_owned));
provider->BindToCurrentThread();
FakeOutputSurfaceClient output_surface_client;
std::unique_ptr<OutputSurface> output_surface(
FakeOutputSurface::Create3d(std::move(provider)));
output_surface->BindToClient(&output_surface_client);
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager(
new TestSharedBitmapManager());
std::unique_ptr<ResourceProvider> resource_provider =
FakeResourceProvider::Create(output_surface->context_provider(),
shared_bitmap_manager.get());
RendererSettings settings;
FakeRendererGL renderer(&settings, output_surface.get(),
resource_provider.get());
renderer.Initialize();
renderer.SetVisible(true);
gfx::Size viewport_size(1, 1);
RenderPass* root_pass =
AddRenderPass(&render_passes_in_draw_order_, 1, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
root_pass->has_transparent_background = false;
// On DEBUG builds, render passes with opaque background clear to blue to
// easily see regions that were not drawn on the screen.
EXPECT_CALL(*context, discardFramebufferEXT(GL_FRAMEBUFFER, _, _))
.With(Args<2, 1>(ElementsAre(GL_COLOR_EXT)))
.Times(1);
#ifdef NDEBUG
EXPECT_CALL(*context, clear(_)).Times(0);
#else
EXPECT_CALL(*context, clear(_)).Times(1);
#endif
DrawFrame(&renderer, viewport_size);
Mock::VerifyAndClearExpectations(context);
}
TEST_F(GLRendererTest, TransparentBackground) {
std::unique_ptr<ClearCountingContext> context_owned(new ClearCountingContext);
ClearCountingContext* context = context_owned.get();
auto provider = TestContextProvider::Create(std::move(context_owned));
provider->BindToCurrentThread();
FakeOutputSurfaceClient output_surface_client;
std::unique_ptr<OutputSurface> output_surface(
FakeOutputSurface::Create3d(std::move(provider)));
output_surface->BindToClient(&output_surface_client);
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager(
new TestSharedBitmapManager());
std::unique_ptr<ResourceProvider> resource_provider =
FakeResourceProvider::Create(output_surface->context_provider(),
shared_bitmap_manager.get());
RendererSettings settings;
FakeRendererGL renderer(&settings, output_surface.get(),
resource_provider.get());
renderer.Initialize();
renderer.SetVisible(true);
gfx::Size viewport_size(1, 1);
RenderPass* root_pass =
AddRenderPass(&render_passes_in_draw_order_, 1, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
root_pass->has_transparent_background = true;
EXPECT_CALL(*context, discardFramebufferEXT(GL_FRAMEBUFFER, 1, _)).Times(1);
EXPECT_CALL(*context, clear(_)).Times(1);
DrawFrame(&renderer, viewport_size);
Mock::VerifyAndClearExpectations(context);
}
TEST_F(GLRendererTest, OffscreenOutputSurface) {
std::unique_ptr<ClearCountingContext> context_owned(new ClearCountingContext);
ClearCountingContext* context = context_owned.get();
auto provider = TestContextProvider::Create(std::move(context_owned));
provider->BindToCurrentThread();
FakeOutputSurfaceClient output_surface_client;
std::unique_ptr<OutputSurface> output_surface(
FakeOutputSurface::CreateOffscreen(std::move(provider)));
output_surface->BindToClient(&output_surface_client);
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager(
new TestSharedBitmapManager());
std::unique_ptr<ResourceProvider> resource_provider =
FakeResourceProvider::Create(output_surface->context_provider(),
shared_bitmap_manager.get());
RendererSettings settings;
FakeRendererGL renderer(&settings, output_surface.get(),
resource_provider.get());
renderer.Initialize();
renderer.SetVisible(true);
gfx::Size viewport_size(1, 1);
AddRenderPass(&render_passes_in_draw_order_, 1, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
EXPECT_CALL(*context, discardFramebufferEXT(GL_FRAMEBUFFER, _, _))
.With(Args<2, 1>(ElementsAre(GL_COLOR_ATTACHMENT0)))
.Times(1);
EXPECT_CALL(*context, clear(_)).Times(AnyNumber());
DrawFrame(&renderer, viewport_size);
Mock::VerifyAndClearExpectations(context);
}
class TextureStateTrackingContext : public TestWebGraphicsContext3D {
public:
TextureStateTrackingContext() : active_texture_(GL_INVALID_ENUM) {
test_capabilities_.egl_image_external = true;
}
MOCK_METHOD1(waitSyncToken, void(const GLbyte* sync_token));
MOCK_METHOD3(texParameteri, void(GLenum target, GLenum pname, GLint param));
MOCK_METHOD4(drawElements,
void(GLenum mode, GLsizei count, GLenum type, GLintptr offset));
virtual void activeTexture(GLenum texture) {
EXPECT_NE(texture, active_texture_);
active_texture_ = texture;
}
GLenum active_texture() const { return active_texture_; }
private:
GLenum active_texture_;
};
TEST_F(GLRendererTest, ActiveTextureState) {
std::unique_ptr<TextureStateTrackingContext> context_owned(
new TextureStateTrackingContext);
TextureStateTrackingContext* context = context_owned.get();
auto provider = TestContextProvider::Create(std::move(context_owned));
provider->BindToCurrentThread();
FakeOutputSurfaceClient output_surface_client;
std::unique_ptr<OutputSurface> output_surface(
FakeOutputSurface::Create3d(std::move(provider)));
output_surface->BindToClient(&output_surface_client);
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager(
new TestSharedBitmapManager());
std::unique_ptr<ResourceProvider> resource_provider =
FakeResourceProvider::Create(output_surface->context_provider(),
shared_bitmap_manager.get());
RendererSettings settings;
FakeRendererGL renderer(&settings, output_surface.get(),
resource_provider.get());
renderer.Initialize();
renderer.SetVisible(true);
// During initialization we are allowed to set any texture parameters.
EXPECT_CALL(*context, texParameteri(_, _, _)).Times(AnyNumber());
RenderPass* root_pass =
AddRenderPass(&render_passes_in_draw_order_, 1, gfx::Rect(100, 100),
gfx::Transform(), FilterOperations());
gpu::SyncToken mailbox_sync_token;
AddOneOfEveryQuadType(root_pass, resource_provider.get(), 0,
&mailbox_sync_token);
renderer.DecideRenderPassAllocationsForFrame(render_passes_in_draw_order_);
// Set up expected texture filter state transitions that match the quads
// created in AppendOneOfEveryQuadType().
Mock::VerifyAndClearExpectations(context);
{
InSequence sequence;
// The sync points for all quads are waited on first. This sync point is
// for a texture quad drawn later in the frame.
EXPECT_CALL(*context, waitSyncToken(MatchesSyncToken(mailbox_sync_token)))
.Times(1);
// yuv_quad is drawn with the default linear filter.
EXPECT_CALL(*context, drawElements(_, _, _, _));
// tile_quad is drawn with GL_NEAREST because it is not transformed or
// scaled.
EXPECT_CALL(
*context,
texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST));
EXPECT_CALL(
*context,
texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST));
EXPECT_CALL(*context, drawElements(_, _, _, _));
// transformed_tile_quad uses GL_LINEAR.
EXPECT_CALL(*context, drawElements(_, _, _, _));
// scaled_tile_quad also uses GL_LINEAR.
EXPECT_CALL(*context, drawElements(_, _, _, _));
// The remaining quads also use GL_LINEAR because nearest neighbor
// filtering is currently only used with tile quads.
EXPECT_CALL(*context, drawElements(_, _, _, _)).Times(5);
}
gfx::Size viewport_size(100, 100);
DrawFrame(&renderer, viewport_size);
Mock::VerifyAndClearExpectations(context);
}
class NoClearRootRenderPassMockContext : public TestWebGraphicsContext3D {
public:
MOCK_METHOD1(clear, void(GLbitfield mask));
MOCK_METHOD4(drawElements,
void(GLenum mode, GLsizei count, GLenum type, GLintptr offset));
};
TEST_F(GLRendererTest, ShouldClearRootRenderPass) {
std::unique_ptr<NoClearRootRenderPassMockContext> mock_context_owned(
new NoClearRootRenderPassMockContext);
NoClearRootRenderPassMockContext* mock_context = mock_context_owned.get();
auto provider = TestContextProvider::Create(std::move(mock_context_owned));
provider->BindToCurrentThread();
FakeOutputSurfaceClient output_surface_client;
std::unique_ptr<OutputSurface> output_surface(
FakeOutputSurface::Create3d(std::move(provider)));
output_surface->BindToClient(&output_surface_client);
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager(
new TestSharedBitmapManager());
std::unique_ptr<ResourceProvider> resource_provider =
FakeResourceProvider::Create(output_surface->context_provider(),
shared_bitmap_manager.get());
RendererSettings settings;
settings.should_clear_root_render_pass = false;
FakeRendererGL renderer(&settings, output_surface.get(),
resource_provider.get());
renderer.Initialize();
renderer.SetVisible(true);
gfx::Size viewport_size(10, 10);
int child_pass_id = 2;
RenderPass* child_pass = AddRenderPass(
&render_passes_in_draw_order_, child_pass_id, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
AddQuad(child_pass, gfx::Rect(viewport_size), SK_ColorBLUE);
int root_pass_id = 1;
RenderPass* root_pass = AddRenderPass(&render_passes_in_draw_order_,
root_pass_id, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
AddQuad(root_pass, gfx::Rect(viewport_size), SK_ColorGREEN);
AddRenderPassQuad(root_pass, child_pass);
#ifdef NDEBUG
GLint clear_bits = GL_COLOR_BUFFER_BIT;
#else
GLint clear_bits = GL_COLOR_BUFFER_BIT | GL_STENCIL_BUFFER_BIT;
#endif
// First render pass is not the root one, clearing should happen.
EXPECT_CALL(*mock_context, clear(clear_bits)).Times(AtLeast(1));
Expectation first_render_pass =
EXPECT_CALL(*mock_context, drawElements(_, _, _, _)).Times(1);
// The second render pass is the root one, clearing should be prevented.
EXPECT_CALL(*mock_context, clear(clear_bits)).Times(0).After(
first_render_pass);
EXPECT_CALL(*mock_context, drawElements(_, _, _, _)).Times(AnyNumber()).After(
first_render_pass);
renderer.DecideRenderPassAllocationsForFrame(render_passes_in_draw_order_);
DrawFrame(&renderer, viewport_size);
// In multiple render passes all but the root pass should clear the
// framebuffer.
Mock::VerifyAndClearExpectations(&mock_context);
}
class ScissorTestOnClearCheckingGLES2Interface : public TestGLES2Interface {
public:
ScissorTestOnClearCheckingGLES2Interface() = default;
void Clear(GLbitfield) override { EXPECT_FALSE(scissor_enabled_); }
void Enable(GLenum cap) override {
if (cap == GL_SCISSOR_TEST)
scissor_enabled_ = true;
}
void Disable(GLenum cap) override {
if (cap == GL_SCISSOR_TEST)
scissor_enabled_ = false;
}
private:
bool scissor_enabled_ = false;
};
TEST_F(GLRendererTest, ScissorTestWhenClearing) {
auto gl_owned = base::MakeUnique<ScissorTestOnClearCheckingGLES2Interface>();
auto provider = TestContextProvider::Create(std::move(gl_owned));
provider->BindToCurrentThread();
FakeOutputSurfaceClient output_surface_client;
std::unique_ptr<OutputSurface> output_surface(
FakeOutputSurface::Create3d(std::move(provider)));
output_surface->BindToClient(&output_surface_client);
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager(
new TestSharedBitmapManager());
std::unique_ptr<ResourceProvider> resource_provider =
FakeResourceProvider::Create(output_surface->context_provider(),
shared_bitmap_manager.get());
RendererSettings settings;
FakeRendererGL renderer(&settings, output_surface.get(),
resource_provider.get());
renderer.Initialize();
EXPECT_FALSE(renderer.use_partial_swap());
renderer.SetVisible(true);
gfx::Size viewport_size(1, 1);
gfx::Rect grand_child_rect(25, 25);
int grand_child_pass_id = 3;
RenderPass* grand_child_pass =
AddRenderPass(&render_passes_in_draw_order_, grand_child_pass_id,
grand_child_rect, gfx::Transform(), FilterOperations());
AddClippedQuad(grand_child_pass, grand_child_rect, SK_ColorYELLOW);
gfx::Rect child_rect(50, 50);
int child_pass_id = 2;
RenderPass* child_pass =
AddRenderPass(&render_passes_in_draw_order_, child_pass_id, child_rect,
gfx::Transform(), FilterOperations());
AddQuad(child_pass, child_rect, SK_ColorBLUE);
int root_pass_id = 1;
RenderPass* root_pass = AddRenderPass(&render_passes_in_draw_order_,
root_pass_id, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
AddQuad(root_pass, gfx::Rect(viewport_size), SK_ColorGREEN);
AddRenderPassQuad(root_pass, child_pass);
AddRenderPassQuad(child_pass, grand_child_pass);
renderer.DecideRenderPassAllocationsForFrame(render_passes_in_draw_order_);
DrawFrame(&renderer, viewport_size);
}
class DiscardCheckingGLES2Interface : public TestGLES2Interface {
public:
DiscardCheckingGLES2Interface() = default;
void InitializeTestContext(TestWebGraphicsContext3D* context) override {
context->set_have_post_sub_buffer(true);
context->set_have_discard_framebuffer(true);
}
void DiscardFramebufferEXT(GLenum target,
GLsizei numAttachments,
const GLenum* attachments) override {
++discarded_;
}
int discarded() const { return discarded_; }
void reset_discarded() { discarded_ = 0; }
private:
int discarded_ = 0;
};
TEST_F(GLRendererTest, NoDiscardOnPartialUpdates) {
auto gl_owned = base::MakeUnique<DiscardCheckingGLES2Interface>();
auto* gl = gl_owned.get();
auto provider = TestContextProvider::Create(std::move(gl_owned));
provider->BindToCurrentThread();
FakeOutputSurfaceClient output_surface_client;
auto output_surface = FakeOutputSurface::Create3d(std::move(provider));
output_surface->BindToClient(&output_surface_client);
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager(
new TestSharedBitmapManager());
std::unique_ptr<ResourceProvider> resource_provider =
FakeResourceProvider::Create(output_surface->context_provider(),
shared_bitmap_manager.get());
RendererSettings settings;
settings.partial_swap_enabled = true;
FakeRendererGL renderer(&settings, output_surface.get(),
resource_provider.get());
renderer.Initialize();
EXPECT_TRUE(renderer.use_partial_swap());
renderer.SetVisible(true);
gfx::Size viewport_size(100, 100);
{
// Partial frame, should not discard.
int root_pass_id = 1;
RenderPass* root_pass = AddRenderPass(
&render_passes_in_draw_order_, root_pass_id, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
AddQuad(root_pass, gfx::Rect(viewport_size), SK_ColorGREEN);
root_pass->damage_rect = gfx::Rect(2, 2, 3, 3);
renderer.DecideRenderPassAllocationsForFrame(render_passes_in_draw_order_);
DrawFrame(&renderer, viewport_size);
EXPECT_EQ(0, gl->discarded());
gl->reset_discarded();
}
{
// Full frame, should discard.
int root_pass_id = 1;
RenderPass* root_pass = AddRenderPass(
&render_passes_in_draw_order_, root_pass_id, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
AddQuad(root_pass, gfx::Rect(viewport_size), SK_ColorGREEN);
root_pass->damage_rect = root_pass->output_rect;
renderer.DecideRenderPassAllocationsForFrame(render_passes_in_draw_order_);
DrawFrame(&renderer, viewport_size);
EXPECT_EQ(1, gl->discarded());
gl->reset_discarded();
}
{
// Full frame, external scissor is set, should not discard.
output_surface->set_has_external_stencil_test(true);
int root_pass_id = 1;
RenderPass* root_pass = AddRenderPass(
&render_passes_in_draw_order_, root_pass_id, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
AddQuad(root_pass, gfx::Rect(viewport_size), SK_ColorGREEN);
root_pass->damage_rect = root_pass->output_rect;
root_pass->has_transparent_background = false;
renderer.DecideRenderPassAllocationsForFrame(render_passes_in_draw_order_);
DrawFrame(&renderer, viewport_size);
EXPECT_EQ(0, gl->discarded());
gl->reset_discarded();
output_surface->set_has_external_stencil_test(false);
}
}
class FlippedScissorAndViewportGLES2Interface : public TestGLES2Interface {
public:
MOCK_METHOD4(Viewport, void(GLint x, GLint y, GLsizei width, GLsizei height));
MOCK_METHOD4(Scissor, void(GLint x, GLint y, GLsizei width, GLsizei height));
};
TEST_F(GLRendererTest, DrawFramePreservesFramebuffer) {
// When using render-to-FBO to display the surface, all rendering is done
// to a non-zero FBO. Make sure that the framebuffer is always restored to
// the correct framebuffer during rendering, if changed.
// Note: there is one path that will set it to 0, but that is after the render
// has finished.
FakeOutputSurfaceClient output_surface_client;
std::unique_ptr<FakeOutputSurface> output_surface(
FakeOutputSurface::Create3d());
output_surface->BindToClient(&output_surface_client);
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager(
new TestSharedBitmapManager());
std::unique_ptr<ResourceProvider> resource_provider =
FakeResourceProvider::Create(output_surface->context_provider(),
shared_bitmap_manager.get());
RendererSettings settings;
FakeRendererGL renderer(&settings, output_surface.get(),
resource_provider.get());
renderer.Initialize();
EXPECT_FALSE(renderer.use_partial_swap());
renderer.SetVisible(true);
gfx::Size viewport_size(100, 100);
gfx::Rect quad_rect = gfx::Rect(20, 20, 20, 20);
int root_pass_id = 1;
RenderPass* root_pass = AddRenderPass(&render_passes_in_draw_order_,
root_pass_id, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
AddClippedQuad(root_pass, quad_rect, SK_ColorGREEN);
unsigned fbo;
gpu::gles2::GLES2Interface* gl =
output_surface->context_provider()->ContextGL();
gl->GenFramebuffers(1, &fbo);
output_surface->set_framebuffer(fbo, GL_RGB);
renderer.DecideRenderPassAllocationsForFrame(render_passes_in_draw_order_);
DrawFrame(&renderer, viewport_size);
int bound_fbo;
gl->GetIntegerv(GL_FRAMEBUFFER_BINDING, &bound_fbo);
EXPECT_EQ(static_cast<int>(fbo), bound_fbo);
}
TEST_F(GLRendererShaderTest, DrawRenderPassQuadShaderPermutations) {
gfx::Size viewport_size(1, 1);
gfx::Rect child_rect(50, 50);
int child_pass_id = 2;
RenderPass* child_pass;
int root_pass_id = 1;
RenderPass* root_pass;
ResourceId mask = resource_provider_->CreateResource(
gfx::Size(20, 12), ResourceProvider::TEXTURE_HINT_IMMUTABLE,
resource_provider_->best_texture_format(), gfx::ColorSpace());
resource_provider_->AllocateForTesting(mask);
SkScalar matrix[20];
float amount = 0.5f;
matrix[0] = 0.213f + 0.787f * amount;
matrix[1] = 0.715f - 0.715f * amount;
matrix[2] = 1.f - (matrix[0] + matrix[1]);
matrix[3] = matrix[4] = 0;
matrix[5] = 0.213f - 0.213f * amount;
matrix[6] = 0.715f + 0.285f * amount;
matrix[7] = 1.f - (matrix[5] + matrix[6]);
matrix[8] = matrix[9] = 0;
matrix[10] = 0.213f - 0.213f * amount;
matrix[11] = 0.715f - 0.715f * amount;
matrix[12] = 1.f - (matrix[10] + matrix[11]);
matrix[13] = matrix[14] = 0;
matrix[15] = matrix[16] = matrix[17] = matrix[19] = 0;
matrix[18] = 1;
FilterOperations filters;
filters.Append(
FilterOperation::CreateReferenceFilter(SkColorFilterImageFilter::Make(
SkColorFilter::MakeMatrixFilterRowMajor255(matrix), nullptr)));
gfx::Transform transform_causing_aa;
transform_causing_aa.Rotate(20.0);
for (int i = 0; i <= LAST_BLEND_MODE; ++i) {
BlendMode blend_mode = static_cast<BlendMode>(i);
SkBlendMode xfer_mode = BlendModeToSkXfermode(blend_mode);
settings_.force_blending_with_shaders = (blend_mode != BLEND_MODE_NONE);
// RenderPassProgram
render_passes_in_draw_order_.clear();
child_pass =
AddRenderPass(&render_passes_in_draw_order_, child_pass_id, child_rect,
gfx::Transform(), FilterOperations());
root_pass = AddRenderPass(&render_passes_in_draw_order_, root_pass_id,
gfx::Rect(viewport_size), gfx::Transform(),
FilterOperations());
AddRenderPassQuad(root_pass,
child_pass,
0,
gfx::Transform(),
xfer_mode);
renderer_->DecideRenderPassAllocationsForFrame(
render_passes_in_draw_order_);
DrawFrame(renderer_.get(), viewport_size);
TestRenderPassProgram(TEX_COORD_PRECISION_MEDIUM, blend_mode);
// RenderPassColorMatrixProgram
render_passes_in_draw_order_.clear();
child_pass = AddRenderPass(&render_passes_in_draw_order_, child_pass_id,
child_rect, transform_causing_aa, filters);
root_pass = AddRenderPass(&render_passes_in_draw_order_, root_pass_id,
gfx::Rect(viewport_size), gfx::Transform(),
FilterOperations());
AddRenderPassQuad(root_pass, child_pass, 0, gfx::Transform(), xfer_mode);
renderer_->DecideRenderPassAllocationsForFrame(
render_passes_in_draw_order_);
DrawFrame(renderer_.get(), viewport_size);
TestRenderPassColorMatrixProgram(TEX_COORD_PRECISION_MEDIUM, blend_mode);
// RenderPassMaskProgram
render_passes_in_draw_order_.clear();
child_pass =
AddRenderPass(&render_passes_in_draw_order_, child_pass_id, child_rect,
gfx::Transform(), FilterOperations());
root_pass = AddRenderPass(&render_passes_in_draw_order_, root_pass_id,
gfx::Rect(viewport_size), gfx::Transform(),
FilterOperations());
AddRenderPassQuad(root_pass,
child_pass,
mask,
gfx::Transform(),
xfer_mode);
renderer_->DecideRenderPassAllocationsForFrame(
render_passes_in_draw_order_);
DrawFrame(renderer_.get(), viewport_size);
TestRenderPassMaskProgram(TEX_COORD_PRECISION_MEDIUM, SAMPLER_TYPE_2D,
blend_mode);
// RenderPassMaskColorMatrixProgram
render_passes_in_draw_order_.clear();
child_pass = AddRenderPass(&render_passes_in_draw_order_, child_pass_id,
child_rect, gfx::Transform(), filters);
root_pass = AddRenderPass(&render_passes_in_draw_order_, root_pass_id,
gfx::Rect(viewport_size), gfx::Transform(),
FilterOperations());
AddRenderPassQuad(root_pass, child_pass, mask, gfx::Transform(), xfer_mode);
renderer_->DecideRenderPassAllocationsForFrame(
render_passes_in_draw_order_);
DrawFrame(renderer_.get(), viewport_size);
TestRenderPassMaskColorMatrixProgram(TEX_COORD_PRECISION_MEDIUM,
SAMPLER_TYPE_2D, blend_mode);
// RenderPassProgramAA
render_passes_in_draw_order_.clear();
child_pass =
AddRenderPass(&render_passes_in_draw_order_, child_pass_id, child_rect,
transform_causing_aa, FilterOperations());
root_pass = AddRenderPass(&render_passes_in_draw_order_, root_pass_id,
gfx::Rect(viewport_size), gfx::Transform(),
FilterOperations());
AddRenderPassQuad(root_pass,
child_pass,
0,
transform_causing_aa,
xfer_mode);
renderer_->DecideRenderPassAllocationsForFrame(
render_passes_in_draw_order_);
DrawFrame(renderer_.get(), viewport_size);
TestRenderPassProgramAA(TEX_COORD_PRECISION_MEDIUM, blend_mode);
// RenderPassColorMatrixProgramAA
render_passes_in_draw_order_.clear();
child_pass = AddRenderPass(&render_passes_in_draw_order_, child_pass_id,
child_rect, transform_causing_aa, filters);
root_pass = AddRenderPass(&render_passes_in_draw_order_, root_pass_id,
gfx::Rect(viewport_size), gfx::Transform(),
FilterOperations());
AddRenderPassQuad(root_pass, child_pass, 0, transform_causing_aa,
xfer_mode);
renderer_->DecideRenderPassAllocationsForFrame(
render_passes_in_draw_order_);
DrawFrame(renderer_.get(), viewport_size);
TestRenderPassColorMatrixProgramAA(TEX_COORD_PRECISION_MEDIUM, blend_mode);
// RenderPassMaskProgramAA
render_passes_in_draw_order_.clear();
child_pass =
AddRenderPass(&render_passes_in_draw_order_, child_pass_id, child_rect,
transform_causing_aa, FilterOperations());
root_pass = AddRenderPass(&render_passes_in_draw_order_, root_pass_id,
gfx::Rect(viewport_size), gfx::Transform(),
FilterOperations());
AddRenderPassQuad(root_pass,
child_pass,
mask,
transform_causing_aa,
xfer_mode);
renderer_->DecideRenderPassAllocationsForFrame(
render_passes_in_draw_order_);
DrawFrame(renderer_.get(), viewport_size);
TestRenderPassMaskProgramAA(TEX_COORD_PRECISION_MEDIUM, SAMPLER_TYPE_2D,
blend_mode);
// RenderPassMaskColorMatrixProgramAA
render_passes_in_draw_order_.clear();
child_pass = AddRenderPass(&render_passes_in_draw_order_, child_pass_id,
child_rect, transform_causing_aa, filters);
root_pass = AddRenderPass(&render_passes_in_draw_order_, root_pass_id,
gfx::Rect(viewport_size), transform_causing_aa,
FilterOperations());
AddRenderPassQuad(root_pass, child_pass, mask, transform_causing_aa,
xfer_mode);
renderer_->DecideRenderPassAllocationsForFrame(
render_passes_in_draw_order_);
DrawFrame(renderer_.get(), viewport_size);
TestRenderPassMaskColorMatrixProgramAA(TEX_COORD_PRECISION_MEDIUM,
SAMPLER_TYPE_2D, blend_mode);
}
}
// At this time, the AA code path cannot be taken if the surface's rect would
// project incorrectly by the given transform, because of w<0 clipping.
TEST_F(GLRendererShaderTest, DrawRenderPassQuadSkipsAAForClippingTransform) {
gfx::Rect child_rect(50, 50);
int child_pass_id = 2;
RenderPass* child_pass;
gfx::Size viewport_size(1, 1);
int root_pass_id = 1;
RenderPass* root_pass;
gfx::Transform transform_preventing_aa;
transform_preventing_aa.ApplyPerspectiveDepth(40.0);
transform_preventing_aa.RotateAboutYAxis(-20.0);
transform_preventing_aa.Scale(30.0, 1.0);
// Verify that the test transform and test rect actually do cause the clipped
// flag to trigger. Otherwise we are not testing the intended scenario.
bool clipped = false;
MathUtil::MapQuad(transform_preventing_aa, gfx::QuadF(gfx::RectF(child_rect)),
&clipped);
ASSERT_TRUE(clipped);
child_pass =
AddRenderPass(&render_passes_in_draw_order_, child_pass_id, child_rect,
transform_preventing_aa, FilterOperations());
root_pass = AddRenderPass(&render_passes_in_draw_order_, root_pass_id,
gfx::Rect(viewport_size), gfx::Transform(),
FilterOperations());
AddRenderPassQuad(root_pass, child_pass, 0, transform_preventing_aa,
SkBlendMode::kSrcOver);
renderer_->DecideRenderPassAllocationsForFrame(render_passes_in_draw_order_);
DrawFrame(renderer_.get(), viewport_size);
// If use_aa incorrectly ignores clipping, it will use the
// RenderPassProgramAA shader instead of the RenderPassProgram.
TestRenderPassProgram(TEX_COORD_PRECISION_MEDIUM, BLEND_MODE_NONE);
}
TEST_F(GLRendererShaderTest, DrawSolidColorShader) {
gfx::Size viewport_size(1, 1);
int root_pass_id = 1;
RenderPass* root_pass;
gfx::Transform pixel_aligned_transform_causing_aa;
pixel_aligned_transform_causing_aa.Translate(25.5f, 25.5f);
pixel_aligned_transform_causing_aa.Scale(0.5f, 0.5f);
root_pass = AddRenderPass(&render_passes_in_draw_order_, root_pass_id,
gfx::Rect(viewport_size), gfx::Transform(),
FilterOperations());
AddTransformedQuad(root_pass, gfx::Rect(viewport_size), SK_ColorYELLOW,
pixel_aligned_transform_causing_aa);
renderer_->DecideRenderPassAllocationsForFrame(render_passes_in_draw_order_);
DrawFrame(renderer_.get(), viewport_size);
TestSolidColorProgramAA();
}
class OutputSurfaceMockContext : public TestWebGraphicsContext3D {
public:
OutputSurfaceMockContext() { test_capabilities_.post_sub_buffer = true; }
// Specifically override methods even if they are unused (used in conjunction
// with StrictMock). We need to make sure that GLRenderer does not issue
// framebuffer-related GLuint calls directly. Instead these are supposed to go
// through the OutputSurface abstraction.
MOCK_METHOD2(bindFramebuffer, void(GLenum target, GLuint framebuffer));
MOCK_METHOD3(reshapeWithScaleFactor,
void(int width, int height, float scale_factor));
MOCK_METHOD4(drawElements,
void(GLenum mode, GLsizei count, GLenum type, GLintptr offset));
};
class MockOutputSurface : public OutputSurface {
public:
explicit MockOutputSurface(scoped_refptr<ContextProvider> provider)
: OutputSurface(std::move(provider)) {}
virtual ~MockOutputSurface() {}
void BindToClient(OutputSurfaceClient*) override {}
MOCK_METHOD0(EnsureBackbuffer, void());
MOCK_METHOD0(DiscardBackbuffer, void());
MOCK_METHOD4(Reshape,
void(const gfx::Size& size,
float scale_factor,
const gfx::ColorSpace& color_space,
bool has_alpha));
MOCK_METHOD0(BindFramebuffer, void());
MOCK_METHOD0(GetFramebufferCopyTextureFormat, GLenum());
MOCK_METHOD1(SwapBuffers_, void(OutputSurfaceFrame& frame)); // NOLINT
void SwapBuffers(OutputSurfaceFrame frame) override { SwapBuffers_(frame); }
MOCK_CONST_METHOD0(GetOverlayCandidateValidator,
OverlayCandidateValidator*());
MOCK_CONST_METHOD0(IsDisplayedAsOverlayPlane, bool());
MOCK_CONST_METHOD0(GetOverlayTextureId, unsigned());
MOCK_CONST_METHOD0(SurfaceIsSuspendForRecycle, bool());
MOCK_CONST_METHOD0(HasExternalStencilTest, bool());
MOCK_METHOD0(ApplyExternalStencil, void());
};
class MockOutputSurfaceTest : public GLRendererTest {
protected:
void SetUp() override {
auto context = base::MakeUnique<StrictMock<OutputSurfaceMockContext>>();
context_ = context.get();
auto provider = TestContextProvider::Create(std::move(context));
provider->BindToCurrentThread();
output_surface_ =
base::MakeUnique<StrictMock<MockOutputSurface>>(std::move(provider));
FakeOutputSurfaceClient output_surface_client_;
output_surface_->BindToClient(&output_surface_client_);
shared_bitmap_manager_.reset(new TestSharedBitmapManager());
resource_provider_ = FakeResourceProvider::Create(
output_surface_->context_provider(), shared_bitmap_manager_.get());
renderer_.reset(new FakeRendererGL(&settings_, output_surface_.get(),
resource_provider_.get()));
EXPECT_CALL(*output_surface_, GetOverlayCandidateValidator()).Times(1);
renderer_->Initialize();
EXPECT_CALL(*output_surface_, EnsureBackbuffer()).Times(1);
renderer_->SetVisible(true);
Mock::VerifyAndClearExpectations(output_surface_.get());
}
void SwapBuffers() { renderer_->SwapBuffers(std::vector<ui::LatencyInfo>()); }
void DrawFrame(float device_scale_factor,
const gfx::Size& viewport_size,
bool transparent) {
int render_pass_id = 1;
RenderPass* render_pass = AddRenderPass(
&render_passes_in_draw_order_, render_pass_id, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
AddQuad(render_pass, gfx::Rect(viewport_size), SK_ColorGREEN);
render_pass->has_transparent_background = transparent;
EXPECT_CALL(*output_surface_, EnsureBackbuffer()).WillRepeatedly(Return());
EXPECT_CALL(*output_surface_,
Reshape(viewport_size, device_scale_factor, _, transparent))
.Times(1);
EXPECT_CALL(*output_surface_, BindFramebuffer()).Times(1);
EXPECT_CALL(*context_, drawElements(_, _, _, _)).Times(1);
renderer_->DecideRenderPassAllocationsForFrame(
render_passes_in_draw_order_);
renderer_->DrawFrame(&render_passes_in_draw_order_, device_scale_factor,
gfx::ColorSpace(), viewport_size);
}
RendererSettings settings_;
FakeOutputSurfaceClient output_surface_client_;
OutputSurfaceMockContext* context_ = nullptr;
std::unique_ptr<StrictMock<MockOutputSurface>> output_surface_;
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager_;
std::unique_ptr<ResourceProvider> resource_provider_;
std::unique_ptr<FakeRendererGL> renderer_;
};
TEST_F(MockOutputSurfaceTest, BackbufferDiscard) {
// Drop backbuffer on hide.
EXPECT_CALL(*output_surface_, DiscardBackbuffer()).Times(1);
renderer_->SetVisible(false);
Mock::VerifyAndClearExpectations(output_surface_.get());
// Restore backbuffer on show.
EXPECT_CALL(*output_surface_, EnsureBackbuffer()).Times(1);
renderer_->SetVisible(true);
Mock::VerifyAndClearExpectations(output_surface_.get());
}
class TestOverlayProcessor : public OverlayProcessor {
public:
class Strategy : public OverlayProcessor::Strategy {
public:
Strategy() {}
~Strategy() override {}
MOCK_METHOD3(Attempt,
bool(ResourceProvider* resource_provider,
RenderPass* render_pass,
OverlayCandidateList* candidates));
};
class Validator : public OverlayCandidateValidator {
public:
void GetStrategies(OverlayProcessor::StrategyList* strategies) override {}
// Returns true if draw quads can be represented as CALayers (Mac only).
MOCK_METHOD0(AllowCALayerOverlays, bool());
// A list of possible overlay candidates is presented to this function.
// The expected result is that those candidates that can be in a separate
// plane are marked with |overlay_handled| set to true, otherwise they are
// to be traditionally composited. Candidates with |overlay_handled| set to
// true must also have their |display_rect| converted to integer
// coordinates if necessary.
void CheckOverlaySupport(OverlayCandidateList* surfaces) {}
};
explicit TestOverlayProcessor(OutputSurface* surface)
: OverlayProcessor(surface) {}
~TestOverlayProcessor() override {}
void Initialize() override {
strategy_ = new Strategy();
strategies_.push_back(base::WrapUnique(strategy_));
}
Strategy* strategy_;
};
void MailboxReleased(const gpu::SyncToken& sync_token,
bool lost_resource,
BlockingTaskRunner* main_thread_task_runner) {}
void IgnoreCopyResult(std::unique_ptr<CopyOutputResult> result) {}
TEST_F(GLRendererTest, DontOverlayWithCopyRequests) {
FakeOutputSurfaceClient output_surface_client;
std::unique_ptr<FakeOutputSurface> output_surface(
FakeOutputSurface::Create3d());
output_surface->BindToClient(&output_surface_client);
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager(
new TestSharedBitmapManager());
std::unique_ptr<ResourceProvider> resource_provider =
FakeResourceProvider::Create(output_surface->context_provider(),
shared_bitmap_manager.get());
std::unique_ptr<TextureMailboxDeleter> mailbox_deleter(
new TextureMailboxDeleter(base::ThreadTaskRunnerHandle::Get()));
RendererSettings settings;
FakeRendererGL renderer(&settings, output_surface.get(),
resource_provider.get(), mailbox_deleter.get());
renderer.Initialize();
renderer.SetVisible(true);
TestOverlayProcessor* processor =
new TestOverlayProcessor(output_surface.get());
processor->Initialize();
renderer.SetOverlayProcessor(processor);
std::unique_ptr<TestOverlayProcessor::Validator> validator(
new TestOverlayProcessor::Validator);
output_surface->SetOverlayCandidateValidator(validator.get());
gfx::Size viewport_size(1, 1);
RenderPass* root_pass =
AddRenderPass(&render_passes_in_draw_order_, 1, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
root_pass->has_transparent_background = false;
root_pass->copy_requests.push_back(
CopyOutputRequest::CreateRequest(base::Bind(&IgnoreCopyResult)));
TextureMailbox mailbox =
TextureMailbox(gpu::Mailbox::Generate(), gpu::SyncToken(), GL_TEXTURE_2D,
gfx::Size(256, 256), true, false);
std::unique_ptr<SingleReleaseCallbackImpl> release_callback =
SingleReleaseCallbackImpl::Create(base::Bind(&MailboxReleased));
ResourceId resource_id = resource_provider->CreateResourceFromTextureMailbox(
mailbox, std::move(release_callback));
bool premultiplied_alpha = false;
bool flipped = false;
bool nearest_neighbor = false;
float vertex_opacity[4] = {1.0f, 1.0f, 1.0f, 1.0f};
TextureDrawQuad* overlay_quad =
root_pass->CreateAndAppendDrawQuad<TextureDrawQuad>();
overlay_quad->SetNew(
root_pass->CreateAndAppendSharedQuadState(), gfx::Rect(viewport_size),
gfx::Rect(viewport_size), gfx::Rect(viewport_size), resource_id,
premultiplied_alpha, gfx::PointF(0, 0), gfx::PointF(1, 1),
SK_ColorTRANSPARENT, vertex_opacity, flipped, nearest_neighbor, false);
// DirectRenderer::DrawFrame calls into OverlayProcessor::ProcessForOverlays.
// Attempt will be called for each strategy in OverlayProcessor. We have
// added a fake strategy, so checking for Attempt calls checks if there was
// any attempt to overlay, which there shouldn't be. We can't use the quad
// list because the render pass is cleaned up by DrawFrame.
EXPECT_CALL(*processor->strategy_, Attempt(_, _, _)).Times(0);
EXPECT_CALL(*validator, AllowCALayerOverlays()).Times(0);
DrawFrame(&renderer, viewport_size);
Mock::VerifyAndClearExpectations(processor->strategy_);
Mock::VerifyAndClearExpectations(validator.get());
// Without a copy request Attempt() should be called once.
root_pass =
AddRenderPass(&render_passes_in_draw_order_, 1, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
root_pass->has_transparent_background = false;
overlay_quad = root_pass->CreateAndAppendDrawQuad<TextureDrawQuad>();
overlay_quad->SetNew(
root_pass->CreateAndAppendSharedQuadState(), gfx::Rect(viewport_size),
gfx::Rect(viewport_size), gfx::Rect(viewport_size), resource_id,
premultiplied_alpha, gfx::PointF(0, 0), gfx::PointF(1, 1),
SK_ColorTRANSPARENT, vertex_opacity, flipped, nearest_neighbor, false);
EXPECT_CALL(*validator, AllowCALayerOverlays())
.Times(1)
.WillOnce(::testing::Return(false));
EXPECT_CALL(*processor->strategy_, Attempt(_, _, _)).Times(1);
DrawFrame(&renderer, viewport_size);
// If the CALayerOverlay path is taken, then the ordinary overlay path should
// not be called.
root_pass =
AddRenderPass(&render_passes_in_draw_order_, 1, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
root_pass->has_transparent_background = false;
overlay_quad = root_pass->CreateAndAppendDrawQuad<TextureDrawQuad>();
overlay_quad->SetNew(
root_pass->CreateAndAppendSharedQuadState(), gfx::Rect(viewport_size),
gfx::Rect(viewport_size), gfx::Rect(viewport_size), resource_id,
premultiplied_alpha, gfx::PointF(0, 0), gfx::PointF(1, 1),
SK_ColorTRANSPARENT, vertex_opacity, flipped, nearest_neighbor, false);
EXPECT_CALL(*validator, AllowCALayerOverlays())
.Times(1)
.WillOnce(::testing::Return(true));
EXPECT_CALL(*processor->strategy_, Attempt(_, _, _)).Times(0);
DrawFrame(&renderer, viewport_size);
}
class SingleOverlayOnTopProcessor : public OverlayProcessor {
public:
class SingleOverlayValidator : public OverlayCandidateValidator {
public:
void GetStrategies(OverlayProcessor::StrategyList* strategies) override {
strategies->push_back(base::MakeUnique<OverlayStrategySingleOnTop>(this));
strategies->push_back(base::MakeUnique<OverlayStrategyUnderlay>(this));
}
bool AllowCALayerOverlays() override { return false; }
void CheckOverlaySupport(OverlayCandidateList* surfaces) override {
ASSERT_EQ(1U, surfaces->size());
OverlayCandidate& candidate = surfaces->back();
candidate.overlay_handled = true;
}
};
explicit SingleOverlayOnTopProcessor(OutputSurface* surface)
: OverlayProcessor(surface) {}
void Initialize() override {
strategies_.push_back(
base::MakeUnique<OverlayStrategySingleOnTop>(&validator_));
}
SingleOverlayValidator validator_;
};
class WaitSyncTokenCountingContext : public TestWebGraphicsContext3D {
public:
MOCK_METHOD1(waitSyncToken, void(const GLbyte* sync_token));
};
class MockOverlayScheduler {
public:
MOCK_METHOD5(Schedule,
void(int plane_z_order,
gfx::OverlayTransform plane_transform,
unsigned overlay_texture_id,
const gfx::Rect& display_bounds,
const gfx::RectF& uv_rect));
};
TEST_F(GLRendererTest, OverlaySyncTokensAreProcessed) {
std::unique_ptr<WaitSyncTokenCountingContext> context_owned(
new WaitSyncTokenCountingContext);
WaitSyncTokenCountingContext* context = context_owned.get();
auto provider = TestContextProvider::Create(std::move(context_owned));
provider->BindToCurrentThread();
MockOverlayScheduler overlay_scheduler;
provider->support()->SetScheduleOverlayPlaneCallback(base::Bind(
&MockOverlayScheduler::Schedule, base::Unretained(&overlay_scheduler)));
FakeOutputSurfaceClient output_surface_client;
std::unique_ptr<OutputSurface> output_surface(
FakeOutputSurface::Create3d(std::move(provider)));
output_surface->BindToClient(&output_surface_client);
std::unique_ptr<SharedBitmapManager> shared_bitmap_manager(
new TestSharedBitmapManager());
std::unique_ptr<ResourceProvider> resource_provider =
FakeResourceProvider::Create(output_surface->context_provider(),
shared_bitmap_manager.get());
std::unique_ptr<TextureMailboxDeleter> mailbox_deleter(
new TextureMailboxDeleter(base::ThreadTaskRunnerHandle::Get()));
RendererSettings settings;
FakeRendererGL renderer(&settings, output_surface.get(),
resource_provider.get(), mailbox_deleter.get());
renderer.Initialize();
renderer.SetVisible(true);
SingleOverlayOnTopProcessor* processor =
new SingleOverlayOnTopProcessor(output_surface.get());
processor->Initialize();
renderer.SetOverlayProcessor(processor);
gfx::Size viewport_size(1, 1);
RenderPass* root_pass =
AddRenderPass(&render_passes_in_draw_order_, 1, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
root_pass->has_transparent_background = false;
gpu::SyncToken sync_token(gpu::CommandBufferNamespace::GPU_IO, 0,
gpu::CommandBufferId::FromUnsafeValue(0x123), 29);
TextureMailbox mailbox =
TextureMailbox(gpu::Mailbox::Generate(), sync_token, GL_TEXTURE_2D,
gfx::Size(256, 256), true, false);
std::unique_ptr<SingleReleaseCallbackImpl> release_callback =
SingleReleaseCallbackImpl::Create(base::Bind(&MailboxReleased));
ResourceId resource_id = resource_provider->CreateResourceFromTextureMailbox(
mailbox, std::move(release_callback));
bool premultiplied_alpha = false;
bool flipped = false;
bool nearest_neighbor = false;
float vertex_opacity[4] = {1.0f, 1.0f, 1.0f, 1.0f};
gfx::PointF uv_top_left(0, 0);
gfx::PointF uv_bottom_right(1, 1);
TextureDrawQuad* overlay_quad =
root_pass->CreateAndAppendDrawQuad<TextureDrawQuad>();
SharedQuadState* shared_state = root_pass->CreateAndAppendSharedQuadState();
shared_state->SetAll(gfx::Transform(), viewport_size,
gfx::Rect(viewport_size), gfx::Rect(viewport_size),
false, 1, SkBlendMode::kSrcOver, 0);
overlay_quad->SetNew(shared_state, gfx::Rect(viewport_size),
gfx::Rect(viewport_size), gfx::Rect(viewport_size),
resource_id, premultiplied_alpha, uv_top_left,
uv_bottom_right, SK_ColorTRANSPARENT, vertex_opacity,
flipped, nearest_neighbor, false);
// Verify that overlay_quad actually gets turned into an overlay, and even
// though it's not drawn, that its sync point is waited on.
EXPECT_CALL(*context, waitSyncToken(MatchesSyncToken(sync_token))).Times(1);
EXPECT_CALL(
overlay_scheduler,
Schedule(1, gfx::OVERLAY_TRANSFORM_NONE, _, gfx::Rect(viewport_size),
BoundingRect(uv_top_left, uv_bottom_right)))
.Times(1);
DrawFrame(&renderer, viewport_size);
}
class PartialSwapMockGLES2Interface : public TestGLES2Interface {
public:
void InitializeTestContext(TestWebGraphicsContext3D* context) override {
context->set_have_post_sub_buffer(true);
}
MOCK_METHOD1(Enable, void(GLenum cap));
MOCK_METHOD1(Disable, void(GLenum cap));
MOCK_METHOD4(Scissor, void(GLint x, GLint y, GLsizei width, GLsizei height));
};
class GLRendererPartialSwapTest : public GLRendererTest {
protected:
void RunTest(bool partial_swap) {
auto gl_owned = base::MakeUnique<PartialSwapMockGLES2Interface>();
auto* gl = gl_owned.get();
auto provider = TestContextProvider::Create(std::move(gl_owned));
provider->BindToCurrentThread();
FakeOutputSurfaceClient output_surface_client;
std::unique_ptr<FakeOutputSurface> output_surface(
FakeOutputSurface::Create3d(std::move(provider)));
output_surface->BindToClient(&output_surface_client);
std::unique_ptr<ResourceProvider> resource_provider =
FakeResourceProvider::Create(output_surface->context_provider(),
nullptr);
RendererSettings settings;
settings.partial_swap_enabled = partial_swap;
FakeRendererGL renderer(&settings, output_surface.get(),
resource_provider.get());
renderer.Initialize();
EXPECT_EQ(partial_swap, renderer.use_partial_swap());
renderer.SetVisible(true);
gfx::Size viewport_size(100, 100);
{
int root_pass_id = 1;
RenderPass* root_pass = AddRenderPass(
&render_passes_in_draw_order_, root_pass_id, gfx::Rect(viewport_size),
gfx::Transform(), FilterOperations());
AddQuad(root_pass, gfx::Rect(viewport_size), SK_ColorGREEN);
testing::Sequence seq;
// A bunch of initialization that happens.
EXPECT_CALL(*gl, Disable(GL_DEPTH_TEST)).InSequence(seq);
EXPECT_CALL(*gl, Disable(GL_CULL_FACE)).InSequence(seq);
EXPECT_CALL(*gl, Disable(GL_STENCIL_TEST)).InSequence(seq);
EXPECT_CALL(*gl, Enable(GL_BLEND)).InSequence(seq);
EXPECT_CALL(*gl, Disable(GL_SCISSOR_TEST)).InSequence(seq);
EXPECT_CALL(*gl, Scissor(0, 0, 0, 0)).InSequence(seq);
// Partial frame, we should use a scissor to swap only that part when
// partial swap is enabled.
root_pass->damage_rect = gfx::Rect(2, 2, 3, 3);
if (partial_swap) {
EXPECT_CALL(*gl, Enable(GL_SCISSOR_TEST)).InSequence(seq);
// The scissor is flipped, so subtract the y coord and height from the
// bottom of the GL viewport.
EXPECT_CALL(*gl, Scissor(2, viewport_size.height() - 3 - 2, 3, 3))
.InSequence(seq);
}
// The quad doesn't need blending.
EXPECT_CALL(*gl, Disable(GL_BLEND)).InSequence(seq);
// Blending is disabled at the end of the frame.
EXPECT_CALL(*gl, Disable(GL_BLEND)).InSequence(seq);
renderer.DecideRenderPassAllocationsForFrame(
render_passes_in_draw_order_);
DrawFrame(&renderer, viewport_size);
}
}
};
TEST_F(GLRendererPartialSwapTest, PartialSwap) {
RunTest(true);
}
TEST_F(GLRendererPartialSwapTest, NoPartialSwap) {
RunTest(false);
}
class GLRendererWithMockContextTest : public ::testing::Test {
protected:
class MockContextSupport : public TestContextSupport {
public:
MockContextSupport() {}
MOCK_METHOD1(SetAggressivelyFreeResources,
void(bool aggressively_free_resources));
};
void SetUp() override {
auto context_support = base::MakeUnique<MockContextSupport>();
context_support_ptr_ = context_support.get();
auto context_provider = TestContextProvider::Create(
TestWebGraphicsContext3D::Create(), std::move(context_support));
context_provider->BindToCurrentThread();
output_surface_ = FakeOutputSurface::Create3d(std::move(context_provider));
output_surface_->BindToClient(&output_surface_client_);
resource_provider_ = FakeResourceProvider::Create(
output_surface_->context_provider(), nullptr);
renderer_ =
base::MakeUnique<GLRenderer>(&settings_, output_surface_.get(),
resource_provider_.get(), nullptr, 0);
renderer_->Initialize();
}
RendererSettings settings_;
FakeOutputSurfaceClient output_surface_client_;
MockContextSupport* context_support_ptr_;
std::unique_ptr<OutputSurface> output_surface_;
std::unique_ptr<ResourceProvider> resource_provider_;
std::unique_ptr<GLRenderer> renderer_;
};
TEST_F(GLRendererWithMockContextTest,
ContextPurgedWhenRendererBecomesInvisible) {
EXPECT_CALL(*context_support_ptr_, SetAggressivelyFreeResources(false));
renderer_->SetVisible(true);
Mock::VerifyAndClearExpectations(context_support_ptr_);
EXPECT_CALL(*context_support_ptr_, SetAggressivelyFreeResources(true));
renderer_->SetVisible(false);
Mock::VerifyAndClearExpectations(context_support_ptr_);
}
} // namespace
} // namespace cc