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| 1 // Copyright 2014 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 "content/browser/compositor/buffer_queue.h" | |
| 6 | |
| 7 #include <stddef.h> | |
| 8 #include <stdint.h> | |
| 9 | |
| 10 #include <set> | |
| 11 #include <utility> | |
| 12 | |
| 13 #include "base/memory/ptr_util.h" | |
| 14 #include "cc/test/test_context_provider.h" | |
| 15 #include "cc/test/test_gpu_memory_buffer_manager.h" | |
| 16 #include "cc/test/test_web_graphics_context_3d.h" | |
| 17 #include "content/browser/compositor/gl_helper.h" | |
| 18 #include "gpu/GLES2/gl2extchromium.h" | |
| 19 #include "testing/gmock/include/gmock/gmock.h" | |
| 20 #include "testing/gtest/include/gtest/gtest.h" | |
| 21 #include "third_party/khronos/GLES2/gl2ext.h" | |
| 22 | |
| 23 using ::testing::_; | |
| 24 using ::testing::Expectation; | |
| 25 using ::testing::Ne; | |
| 26 using ::testing::Return; | |
| 27 | |
| 28 namespace content { | |
| 29 | |
| 30 class StubGpuMemoryBufferImpl : public gfx::GpuMemoryBuffer { | |
| 31 public: | |
| 32 StubGpuMemoryBufferImpl() {} | |
| 33 | |
| 34 // Overridden from gfx::GpuMemoryBuffer: | |
| 35 bool Map() override { return false; } | |
| 36 void* memory(size_t plane) override { return nullptr; } | |
| 37 void Unmap() override {} | |
| 38 gfx::Size GetSize() const override { return gfx::Size(); } | |
| 39 gfx::BufferFormat GetFormat() const override { | |
| 40 return gfx::BufferFormat::BGRX_8888; | |
| 41 } | |
| 42 int stride(size_t plane) const override { return 0; } | |
| 43 gfx::GpuMemoryBufferId GetId() const override { | |
| 44 return gfx::GpuMemoryBufferId(0); | |
| 45 } | |
| 46 gfx::GpuMemoryBufferHandle GetHandle() const override { | |
| 47 return gfx::GpuMemoryBufferHandle(); | |
| 48 } | |
| 49 ClientBuffer AsClientBuffer() override { | |
| 50 return reinterpret_cast<ClientBuffer>(this); | |
| 51 } | |
| 52 }; | |
| 53 | |
| 54 class StubGpuMemoryBufferManager : public cc::TestGpuMemoryBufferManager { | |
| 55 public: | |
| 56 StubGpuMemoryBufferManager() : allocate_succeeds_(true) {} | |
| 57 | |
| 58 void set_allocate_succeeds(bool value) { allocate_succeeds_ = value; } | |
| 59 | |
| 60 std::unique_ptr<gfx::GpuMemoryBuffer> AllocateGpuMemoryBuffer( | |
| 61 const gfx::Size& size, | |
| 62 gfx::BufferFormat format, | |
| 63 gfx::BufferUsage usage, | |
| 64 int32_t surface_id) override { | |
| 65 if (!surface_id) { | |
| 66 return TestGpuMemoryBufferManager::AllocateGpuMemoryBuffer( | |
| 67 size, format, usage, surface_id); | |
| 68 } | |
| 69 if (allocate_succeeds_) | |
| 70 return base::WrapUnique<gfx::GpuMemoryBuffer>( | |
| 71 new StubGpuMemoryBufferImpl); | |
| 72 return nullptr; | |
| 73 } | |
| 74 | |
| 75 private: | |
| 76 bool allocate_succeeds_; | |
| 77 }; | |
| 78 | |
| 79 class MockBufferQueue : public BufferQueue { | |
| 80 public: | |
| 81 MockBufferQueue(scoped_refptr<cc::ContextProvider> context_provider, | |
| 82 gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager, | |
| 83 unsigned int target, | |
| 84 unsigned int internalformat) | |
| 85 : BufferQueue(context_provider, | |
| 86 target, | |
| 87 internalformat, | |
| 88 nullptr, | |
| 89 gpu_memory_buffer_manager, | |
| 90 1) {} | |
| 91 MOCK_METHOD4(CopyBufferDamage, | |
| 92 void(int, int, const gfx::Rect&, const gfx::Rect&)); | |
| 93 }; | |
| 94 | |
| 95 class BufferQueueTest : public ::testing::Test { | |
| 96 public: | |
| 97 BufferQueueTest() : doublebuffering_(true), first_frame_(true) {} | |
| 98 | |
| 99 void SetUp() override { | |
| 100 InitWithContext(cc::TestWebGraphicsContext3D::Create()); | |
| 101 } | |
| 102 | |
| 103 void InitWithContext(std::unique_ptr<cc::TestWebGraphicsContext3D> context) { | |
| 104 scoped_refptr<cc::TestContextProvider> context_provider = | |
| 105 cc::TestContextProvider::Create(std::move(context)); | |
| 106 context_provider->BindToCurrentThread(); | |
| 107 gpu_memory_buffer_manager_.reset(new StubGpuMemoryBufferManager); | |
| 108 mock_output_surface_ = | |
| 109 new MockBufferQueue(context_provider, gpu_memory_buffer_manager_.get(), | |
| 110 GL_TEXTURE_2D, GL_RGBA); | |
| 111 output_surface_.reset(mock_output_surface_); | |
| 112 output_surface_->Initialize(); | |
| 113 } | |
| 114 | |
| 115 unsigned current_surface() { | |
| 116 return output_surface_->current_surface_ | |
| 117 ? output_surface_->current_surface_->image | |
| 118 : 0; | |
| 119 } | |
| 120 const std::vector<std::unique_ptr<BufferQueue::AllocatedSurface>>& | |
| 121 available_surfaces() { | |
| 122 return output_surface_->available_surfaces_; | |
| 123 } | |
| 124 std::deque<std::unique_ptr<BufferQueue::AllocatedSurface>>& | |
| 125 in_flight_surfaces() { | |
| 126 return output_surface_->in_flight_surfaces_; | |
| 127 } | |
| 128 | |
| 129 const BufferQueue::AllocatedSurface* displayed_frame() { | |
| 130 return output_surface_->displayed_surface_.get(); | |
| 131 } | |
| 132 const BufferQueue::AllocatedSurface* current_frame() { | |
| 133 return output_surface_->current_surface_.get(); | |
| 134 } | |
| 135 const BufferQueue::AllocatedSurface* next_frame() { | |
| 136 return output_surface_->available_surfaces_.back().get(); | |
| 137 } | |
| 138 const gfx::Size size() { return output_surface_->size_; } | |
| 139 | |
| 140 int CountBuffers() { | |
| 141 int n = available_surfaces().size() + in_flight_surfaces().size() + | |
| 142 (displayed_frame() ? 1 : 0); | |
| 143 if (current_surface()) | |
| 144 n++; | |
| 145 return n; | |
| 146 } | |
| 147 | |
| 148 // Check that each buffer is unique if present. | |
| 149 void CheckUnique() { | |
| 150 std::set<unsigned> buffers; | |
| 151 EXPECT_TRUE(InsertUnique(&buffers, current_surface())); | |
| 152 if (displayed_frame()) | |
| 153 EXPECT_TRUE(InsertUnique(&buffers, displayed_frame()->image)); | |
| 154 for (auto& surface : available_surfaces()) | |
| 155 EXPECT_TRUE(InsertUnique(&buffers, surface->image)); | |
| 156 for (auto& surface : in_flight_surfaces()) { | |
| 157 if (surface) | |
| 158 EXPECT_TRUE(InsertUnique(&buffers, surface->image)); | |
| 159 } | |
| 160 } | |
| 161 | |
| 162 void SwapBuffers() { | |
| 163 output_surface_->SwapBuffers(gfx::Rect(output_surface_->size_)); | |
| 164 } | |
| 165 | |
| 166 void SendDamagedFrame(const gfx::Rect& damage) { | |
| 167 // We don't care about the GL-level implementation here, just how it uses | |
| 168 // damage rects. | |
| 169 output_surface_->BindFramebuffer(); | |
| 170 output_surface_->SwapBuffers(damage); | |
| 171 if (doublebuffering_ || !first_frame_) | |
| 172 output_surface_->PageFlipComplete(); | |
| 173 first_frame_ = false; | |
| 174 } | |
| 175 | |
| 176 void SendFullFrame() { SendDamagedFrame(gfx::Rect(output_surface_->size_)); } | |
| 177 | |
| 178 protected: | |
| 179 bool InsertUnique(std::set<unsigned>* set, unsigned value) { | |
| 180 if (!value) | |
| 181 return true; | |
| 182 if (set->find(value) != set->end()) | |
| 183 return false; | |
| 184 set->insert(value); | |
| 185 return true; | |
| 186 } | |
| 187 | |
| 188 std::unique_ptr<StubGpuMemoryBufferManager> gpu_memory_buffer_manager_; | |
| 189 std::unique_ptr<BufferQueue> output_surface_; | |
| 190 MockBufferQueue* mock_output_surface_; | |
| 191 bool doublebuffering_; | |
| 192 bool first_frame_; | |
| 193 }; | |
| 194 | |
| 195 namespace { | |
| 196 const gfx::Size screen_size = gfx::Size(30, 30); | |
| 197 const gfx::Rect screen_rect = gfx::Rect(screen_size); | |
| 198 const gfx::Rect small_damage = gfx::Rect(gfx::Size(10, 10)); | |
| 199 const gfx::Rect large_damage = gfx::Rect(gfx::Size(20, 20)); | |
| 200 const gfx::Rect overlapping_damage = gfx::Rect(gfx::Size(5, 20)); | |
| 201 | |
| 202 GLuint CreateImageDefault() { | |
| 203 static GLuint id = 0; | |
| 204 return ++id; | |
| 205 } | |
| 206 | |
| 207 class MockedContext : public cc::TestWebGraphicsContext3D { | |
| 208 public: | |
| 209 MockedContext() { | |
| 210 ON_CALL(*this, createImageCHROMIUM(_, _, _, _)) | |
| 211 .WillByDefault(testing::InvokeWithoutArgs(&CreateImageDefault)); | |
| 212 } | |
| 213 MOCK_METHOD2(bindFramebuffer, void(GLenum, GLuint)); | |
| 214 MOCK_METHOD2(bindTexture, void(GLenum, GLuint)); | |
| 215 MOCK_METHOD2(bindTexImage2DCHROMIUM, void(GLenum, GLint)); | |
| 216 MOCK_METHOD4(createImageCHROMIUM, | |
| 217 GLuint(ClientBuffer, GLsizei, GLsizei, GLenum)); | |
| 218 MOCK_METHOD1(destroyImageCHROMIUM, void(GLuint)); | |
| 219 MOCK_METHOD5(framebufferTexture2D, | |
| 220 void(GLenum, GLenum, GLenum, GLuint, GLint)); | |
| 221 }; | |
| 222 | |
| 223 class BufferQueueMockedContextTest : public BufferQueueTest { | |
| 224 public: | |
| 225 void SetUp() override { | |
| 226 context_ = new MockedContext(); | |
| 227 InitWithContext(std::unique_ptr<cc::TestWebGraphicsContext3D>(context_)); | |
| 228 } | |
| 229 | |
| 230 protected: | |
| 231 MockedContext* context_; | |
| 232 }; | |
| 233 | |
| 234 std::unique_ptr<BufferQueue> CreateOutputSurfaceWithMock( | |
| 235 unsigned int target, | |
| 236 MockedContext** context, | |
| 237 gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager) { | |
| 238 *context = new MockedContext(); | |
| 239 scoped_refptr<cc::TestContextProvider> context_provider = | |
| 240 cc::TestContextProvider::Create( | |
| 241 std::unique_ptr<cc::TestWebGraphicsContext3D>(*context)); | |
| 242 context_provider->BindToCurrentThread(); | |
| 243 std::unique_ptr<BufferQueue> buffer_queue( | |
| 244 new BufferQueue(context_provider, target, GL_RGBA, nullptr, | |
| 245 gpu_memory_buffer_manager, 1)); | |
| 246 buffer_queue->Initialize(); | |
| 247 return buffer_queue; | |
| 248 } | |
| 249 | |
| 250 TEST(BufferQueueStandaloneTest, FboInitialization) { | |
| 251 MockedContext* context; | |
| 252 std::unique_ptr<StubGpuMemoryBufferManager> gpu_memory_buffer_manager( | |
| 253 new StubGpuMemoryBufferManager); | |
| 254 std::unique_ptr<BufferQueue> output_surface = CreateOutputSurfaceWithMock( | |
| 255 GL_TEXTURE_2D, &context, gpu_memory_buffer_manager.get()); | |
| 256 | |
| 257 EXPECT_CALL(*context, bindFramebuffer(GL_FRAMEBUFFER, Ne(0U))); | |
| 258 ON_CALL(*context, framebufferTexture2D(_, _, _, _, _)) | |
| 259 .WillByDefault(Return()); | |
| 260 | |
| 261 output_surface->Reshape(gfx::Size(10, 20), 1.0f); | |
| 262 } | |
| 263 | |
| 264 TEST(BufferQueueStandaloneTest, FboBinding) { | |
| 265 GLenum targets[] = { GL_TEXTURE_2D, GL_TEXTURE_RECTANGLE_ARB }; | |
| 266 for (size_t i = 0; i < 2; ++i) { | |
| 267 GLenum target = targets[i]; | |
| 268 MockedContext* context; | |
| 269 std::unique_ptr<StubGpuMemoryBufferManager> gpu_memory_buffer_manager( | |
| 270 new StubGpuMemoryBufferManager); | |
| 271 std::unique_ptr<BufferQueue> output_surface = CreateOutputSurfaceWithMock( | |
| 272 target, &context, gpu_memory_buffer_manager.get()); | |
| 273 EXPECT_CALL(*context, bindTexture(target, Ne(0U))); | |
| 274 EXPECT_CALL(*context, destroyImageCHROMIUM(1)); | |
| 275 Expectation image = | |
| 276 EXPECT_CALL(*context, createImageCHROMIUM(_, 0, 0, GL_RGBA)) | |
| 277 .WillOnce(Return(1)); | |
| 278 Expectation fb = | |
| 279 EXPECT_CALL(*context, bindFramebuffer(GL_FRAMEBUFFER, Ne(0U))); | |
| 280 Expectation tex = EXPECT_CALL(*context, bindTexture(target, Ne(0U))); | |
| 281 Expectation bind_tex = | |
| 282 EXPECT_CALL(*context, bindTexImage2DCHROMIUM(target, 1)) | |
| 283 .After(tex, image); | |
| 284 EXPECT_CALL( | |
| 285 *context, | |
| 286 framebufferTexture2D( | |
| 287 GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, target, Ne(0U), _)) | |
| 288 .After(fb, bind_tex); | |
| 289 | |
| 290 output_surface->BindFramebuffer(); | |
| 291 } | |
| 292 } | |
| 293 | |
| 294 TEST(BufferQueueStandaloneTest, CheckBoundFramebuffer) { | |
| 295 std::unique_ptr<StubGpuMemoryBufferManager> gpu_memory_buffer_manager; | |
| 296 std::unique_ptr<BufferQueue> output_surface; | |
| 297 scoped_refptr<cc::TestContextProvider> context_provider = | |
| 298 cc::TestContextProvider::Create(cc::TestWebGraphicsContext3D::Create()); | |
| 299 context_provider->BindToCurrentThread(); | |
| 300 gpu_memory_buffer_manager.reset(new StubGpuMemoryBufferManager); | |
| 301 | |
| 302 std::unique_ptr<GLHelper> gl_helper; | |
| 303 gl_helper.reset(new GLHelper(context_provider->ContextGL(), | |
| 304 context_provider->ContextSupport())); | |
| 305 | |
| 306 output_surface.reset(new BufferQueue(context_provider, GL_TEXTURE_2D, GL_RGBA, | |
| 307 gl_helper.get(), | |
| 308 gpu_memory_buffer_manager.get(), 1)); | |
| 309 output_surface->Initialize(); | |
| 310 output_surface->Reshape(screen_size, 1.0f); | |
| 311 // Trigger a sub-buffer copy to exercise all paths. | |
| 312 output_surface->BindFramebuffer(); | |
| 313 output_surface->SwapBuffers(screen_rect); | |
| 314 output_surface->PageFlipComplete(); | |
| 315 output_surface->BindFramebuffer(); | |
| 316 output_surface->SwapBuffers(small_damage); | |
| 317 | |
| 318 int current_fbo = 0; | |
| 319 context_provider->ContextGL()->GetIntegerv(GL_FRAMEBUFFER_BINDING, | |
| 320 ¤t_fbo); | |
| 321 EXPECT_EQ(static_cast<int>(output_surface->fbo()), current_fbo); | |
| 322 } | |
| 323 | |
| 324 TEST_F(BufferQueueTest, PartialSwapReuse) { | |
| 325 output_surface_->Reshape(screen_size, 1.0f); | |
| 326 ASSERT_TRUE(doublebuffering_); | |
| 327 EXPECT_CALL(*mock_output_surface_, | |
| 328 CopyBufferDamage(_, _, small_damage, screen_rect)).Times(1); | |
| 329 EXPECT_CALL(*mock_output_surface_, | |
| 330 CopyBufferDamage(_, _, small_damage, small_damage)).Times(1); | |
| 331 EXPECT_CALL(*mock_output_surface_, | |
| 332 CopyBufferDamage(_, _, large_damage, small_damage)).Times(1); | |
| 333 SendFullFrame(); | |
| 334 SendDamagedFrame(small_damage); | |
| 335 SendDamagedFrame(small_damage); | |
| 336 SendDamagedFrame(large_damage); | |
| 337 // Verify that the damage has propagated. | |
| 338 EXPECT_EQ(next_frame()->damage, large_damage); | |
| 339 } | |
| 340 | |
| 341 TEST_F(BufferQueueTest, PartialSwapFullFrame) { | |
| 342 output_surface_->Reshape(screen_size, 1.0f); | |
| 343 ASSERT_TRUE(doublebuffering_); | |
| 344 EXPECT_CALL(*mock_output_surface_, | |
| 345 CopyBufferDamage(_, _, small_damage, screen_rect)).Times(1); | |
| 346 SendFullFrame(); | |
| 347 SendDamagedFrame(small_damage); | |
| 348 SendFullFrame(); | |
| 349 SendFullFrame(); | |
| 350 EXPECT_EQ(next_frame()->damage, screen_rect); | |
| 351 } | |
| 352 | |
| 353 TEST_F(BufferQueueTest, PartialSwapOverlapping) { | |
| 354 output_surface_->Reshape(screen_size, 1.0f); | |
| 355 ASSERT_TRUE(doublebuffering_); | |
| 356 EXPECT_CALL(*mock_output_surface_, | |
| 357 CopyBufferDamage(_, _, small_damage, screen_rect)).Times(1); | |
| 358 EXPECT_CALL(*mock_output_surface_, CopyBufferDamage(_, _, overlapping_damage, | |
| 359 small_damage)).Times(1); | |
| 360 | |
| 361 SendFullFrame(); | |
| 362 SendDamagedFrame(small_damage); | |
| 363 SendDamagedFrame(overlapping_damage); | |
| 364 EXPECT_EQ(next_frame()->damage, overlapping_damage); | |
| 365 } | |
| 366 | |
| 367 TEST_F(BufferQueueTest, MultipleBindCalls) { | |
| 368 // Check that multiple bind calls do not create or change surfaces. | |
| 369 output_surface_->BindFramebuffer(); | |
| 370 EXPECT_EQ(1, CountBuffers()); | |
| 371 unsigned int fb = current_surface(); | |
| 372 output_surface_->BindFramebuffer(); | |
| 373 EXPECT_EQ(1, CountBuffers()); | |
| 374 EXPECT_EQ(fb, current_surface()); | |
| 375 } | |
| 376 | |
| 377 TEST_F(BufferQueueTest, CheckDoubleBuffering) { | |
| 378 // Check buffer flow through double buffering path. | |
| 379 EXPECT_EQ(0, CountBuffers()); | |
| 380 output_surface_->BindFramebuffer(); | |
| 381 EXPECT_EQ(1, CountBuffers()); | |
| 382 EXPECT_NE(0U, current_surface()); | |
| 383 EXPECT_FALSE(displayed_frame()); | |
| 384 SwapBuffers(); | |
| 385 EXPECT_EQ(1U, in_flight_surfaces().size()); | |
| 386 output_surface_->PageFlipComplete(); | |
| 387 EXPECT_EQ(0U, in_flight_surfaces().size()); | |
| 388 EXPECT_TRUE(displayed_frame()->texture); | |
| 389 output_surface_->BindFramebuffer(); | |
| 390 EXPECT_EQ(2, CountBuffers()); | |
| 391 CheckUnique(); | |
| 392 EXPECT_NE(0U, current_surface()); | |
| 393 EXPECT_EQ(0U, in_flight_surfaces().size()); | |
| 394 EXPECT_TRUE(displayed_frame()->texture); | |
| 395 SwapBuffers(); | |
| 396 CheckUnique(); | |
| 397 EXPECT_EQ(1U, in_flight_surfaces().size()); | |
| 398 EXPECT_TRUE(displayed_frame()->texture); | |
| 399 output_surface_->PageFlipComplete(); | |
| 400 CheckUnique(); | |
| 401 EXPECT_EQ(0U, in_flight_surfaces().size()); | |
| 402 EXPECT_EQ(1U, available_surfaces().size()); | |
| 403 EXPECT_TRUE(displayed_frame()->texture); | |
| 404 output_surface_->BindFramebuffer(); | |
| 405 EXPECT_EQ(2, CountBuffers()); | |
| 406 CheckUnique(); | |
| 407 EXPECT_TRUE(available_surfaces().empty()); | |
| 408 } | |
| 409 | |
| 410 TEST_F(BufferQueueTest, CheckTripleBuffering) { | |
| 411 // Check buffer flow through triple buffering path. | |
| 412 | |
| 413 // This bit is the same sequence tested in the doublebuffering case. | |
| 414 output_surface_->BindFramebuffer(); | |
| 415 EXPECT_FALSE(displayed_frame()); | |
| 416 SwapBuffers(); | |
| 417 output_surface_->PageFlipComplete(); | |
| 418 output_surface_->BindFramebuffer(); | |
| 419 SwapBuffers(); | |
| 420 | |
| 421 EXPECT_EQ(2, CountBuffers()); | |
| 422 CheckUnique(); | |
| 423 EXPECT_EQ(1U, in_flight_surfaces().size()); | |
| 424 EXPECT_TRUE(displayed_frame()->texture); | |
| 425 output_surface_->BindFramebuffer(); | |
| 426 EXPECT_EQ(3, CountBuffers()); | |
| 427 CheckUnique(); | |
| 428 EXPECT_NE(0U, current_surface()); | |
| 429 EXPECT_EQ(1U, in_flight_surfaces().size()); | |
| 430 EXPECT_TRUE(displayed_frame()->texture); | |
| 431 output_surface_->PageFlipComplete(); | |
| 432 EXPECT_EQ(3, CountBuffers()); | |
| 433 CheckUnique(); | |
| 434 EXPECT_NE(0U, current_surface()); | |
| 435 EXPECT_EQ(0U, in_flight_surfaces().size()); | |
| 436 EXPECT_TRUE(displayed_frame()->texture); | |
| 437 EXPECT_EQ(1U, available_surfaces().size()); | |
| 438 } | |
| 439 | |
| 440 TEST_F(BufferQueueTest, CheckCorrectBufferOrdering) { | |
| 441 const size_t kSwapCount = 3; | |
| 442 for (size_t i = 0; i < kSwapCount; ++i) { | |
| 443 output_surface_->BindFramebuffer(); | |
| 444 SwapBuffers(); | |
| 445 } | |
| 446 | |
| 447 EXPECT_EQ(kSwapCount, in_flight_surfaces().size()); | |
| 448 for (size_t i = 0; i < kSwapCount; ++i) { | |
| 449 unsigned int next_texture_id = in_flight_surfaces().front()->texture; | |
| 450 output_surface_->PageFlipComplete(); | |
| 451 EXPECT_EQ(displayed_frame()->texture, next_texture_id); | |
| 452 } | |
| 453 } | |
| 454 | |
| 455 TEST_F(BufferQueueTest, ReshapeWithInFlightSurfaces) { | |
| 456 const size_t kSwapCount = 3; | |
| 457 for (size_t i = 0; i < kSwapCount; ++i) { | |
| 458 output_surface_->BindFramebuffer(); | |
| 459 SwapBuffers(); | |
| 460 } | |
| 461 | |
| 462 output_surface_->Reshape(gfx::Size(10, 20), 1.0f); | |
| 463 EXPECT_EQ(3u, in_flight_surfaces().size()); | |
| 464 | |
| 465 for (size_t i = 0; i < kSwapCount; ++i) { | |
| 466 output_surface_->PageFlipComplete(); | |
| 467 EXPECT_FALSE(displayed_frame()); | |
| 468 } | |
| 469 | |
| 470 // The dummy surfacess left should be discarded. | |
| 471 EXPECT_EQ(0u, available_surfaces().size()); | |
| 472 } | |
| 473 | |
| 474 TEST_F(BufferQueueTest, SwapAfterReshape) { | |
| 475 const size_t kSwapCount = 3; | |
| 476 for (size_t i = 0; i < kSwapCount; ++i) { | |
| 477 output_surface_->BindFramebuffer(); | |
| 478 SwapBuffers(); | |
| 479 } | |
| 480 | |
| 481 output_surface_->Reshape(gfx::Size(10, 20), 1.0f); | |
| 482 | |
| 483 for (size_t i = 0; i < kSwapCount; ++i) { | |
| 484 output_surface_->BindFramebuffer(); | |
| 485 SwapBuffers(); | |
| 486 } | |
| 487 | |
| 488 EXPECT_EQ(2 * kSwapCount, in_flight_surfaces().size()); | |
| 489 | |
| 490 for (size_t i = 0; i < kSwapCount; ++i) { | |
| 491 output_surface_->PageFlipComplete(); | |
| 492 EXPECT_FALSE(displayed_frame()); | |
| 493 } | |
| 494 | |
| 495 CheckUnique(); | |
| 496 | |
| 497 for (size_t i = 0; i < kSwapCount; ++i) { | |
| 498 unsigned int next_texture_id = in_flight_surfaces().front()->texture; | |
| 499 output_surface_->PageFlipComplete(); | |
| 500 EXPECT_EQ(displayed_frame()->texture, next_texture_id); | |
| 501 EXPECT_TRUE(displayed_frame()); | |
| 502 } | |
| 503 } | |
| 504 | |
| 505 TEST_F(BufferQueueMockedContextTest, RecreateBuffers) { | |
| 506 // This setup is to easily get one frame in each of: | |
| 507 // - currently bound for drawing. | |
| 508 // - in flight to GPU. | |
| 509 // - currently displayed. | |
| 510 // - free frame. | |
| 511 // This tests buffers in all states. | |
| 512 // Bind/swap pushes frames into the in flight list, then the PageFlipComplete | |
| 513 // calls pull one frame into displayed and another into the free list. | |
| 514 output_surface_->BindFramebuffer(); | |
| 515 SwapBuffers(); | |
| 516 output_surface_->BindFramebuffer(); | |
| 517 SwapBuffers(); | |
| 518 output_surface_->BindFramebuffer(); | |
| 519 SwapBuffers(); | |
| 520 output_surface_->BindFramebuffer(); | |
| 521 output_surface_->PageFlipComplete(); | |
| 522 output_surface_->PageFlipComplete(); | |
| 523 // We should have one buffer in each possible state right now, including one | |
| 524 // being drawn to. | |
| 525 ASSERT_EQ(1U, in_flight_surfaces().size()); | |
| 526 ASSERT_EQ(1U, available_surfaces().size()); | |
| 527 EXPECT_TRUE(displayed_frame()); | |
| 528 EXPECT_TRUE(current_frame()); | |
| 529 | |
| 530 auto* current = current_frame(); | |
| 531 auto* displayed = displayed_frame(); | |
| 532 auto* in_flight = in_flight_surfaces().front().get(); | |
| 533 auto* available = available_surfaces().front().get(); | |
| 534 | |
| 535 // Expect all 4 images to be destroyed, 3 of the existing textures to be | |
| 536 // copied from and 3 new images to be created. | |
| 537 EXPECT_CALL(*context_, createImageCHROMIUM(_, 0, 0, GL_RGBA)).Times(3); | |
| 538 Expectation copy1 = EXPECT_CALL(*mock_output_surface_, | |
| 539 CopyBufferDamage(_, displayed->texture, _, _)) | |
| 540 .Times(1); | |
| 541 Expectation copy2 = EXPECT_CALL(*mock_output_surface_, | |
| 542 CopyBufferDamage(_, current->texture, _, _)) | |
| 543 .Times(1); | |
| 544 Expectation copy3 = EXPECT_CALL(*mock_output_surface_, | |
| 545 CopyBufferDamage(_, in_flight->texture, _, _)) | |
| 546 .Times(1); | |
| 547 | |
| 548 EXPECT_CALL(*context_, destroyImageCHROMIUM(displayed->image)) | |
| 549 .Times(1) | |
| 550 .After(copy1); | |
| 551 EXPECT_CALL(*context_, destroyImageCHROMIUM(current->image)) | |
| 552 .Times(1) | |
| 553 .After(copy2); | |
| 554 EXPECT_CALL(*context_, destroyImageCHROMIUM(in_flight->image)) | |
| 555 .Times(1) | |
| 556 .After(copy3); | |
| 557 EXPECT_CALL(*context_, destroyImageCHROMIUM(available->image)).Times(1); | |
| 558 // After copying, we expect the framebuffer binding to be updated. | |
| 559 EXPECT_CALL(*context_, bindFramebuffer(_, _)) | |
| 560 .After(copy1) | |
| 561 .After(copy2) | |
| 562 .After(copy3); | |
| 563 EXPECT_CALL(*context_, framebufferTexture2D(_, _, _, _, _)) | |
| 564 .After(copy1) | |
| 565 .After(copy2) | |
| 566 .After(copy3); | |
| 567 | |
| 568 output_surface_->RecreateBuffers(); | |
| 569 testing::Mock::VerifyAndClearExpectations(context_); | |
| 570 testing::Mock::VerifyAndClearExpectations(mock_output_surface_); | |
| 571 | |
| 572 // All free buffers should be destroyed, the remaining buffers should all | |
| 573 // be replaced but still valid. | |
| 574 EXPECT_EQ(1U, in_flight_surfaces().size()); | |
| 575 EXPECT_EQ(0U, available_surfaces().size()); | |
| 576 EXPECT_TRUE(displayed_frame()); | |
| 577 EXPECT_TRUE(current_frame()); | |
| 578 } | |
| 579 | |
| 580 TEST_F(BufferQueueTest, AllocateFails) { | |
| 581 output_surface_->Reshape(screen_size, 1.0f); | |
| 582 | |
| 583 // Succeed in the two swaps. | |
| 584 output_surface_->BindFramebuffer(); | |
| 585 EXPECT_TRUE(current_frame()); | |
| 586 output_surface_->SwapBuffers(screen_rect); | |
| 587 | |
| 588 // Fail the next surface allocation. | |
| 589 gpu_memory_buffer_manager_->set_allocate_succeeds(false); | |
| 590 output_surface_->BindFramebuffer(); | |
| 591 EXPECT_FALSE(current_frame()); | |
| 592 output_surface_->SwapBuffers(screen_rect); | |
| 593 EXPECT_FALSE(current_frame()); | |
| 594 | |
| 595 // Try another swap. It should copy the buffer damage from the back | |
| 596 // surface. | |
| 597 gpu_memory_buffer_manager_->set_allocate_succeeds(true); | |
| 598 output_surface_->BindFramebuffer(); | |
| 599 unsigned int source_texture = in_flight_surfaces().front()->texture; | |
| 600 unsigned int target_texture = current_frame()->texture; | |
| 601 testing::Mock::VerifyAndClearExpectations(mock_output_surface_); | |
| 602 EXPECT_CALL(*mock_output_surface_, | |
| 603 CopyBufferDamage(target_texture, source_texture, small_damage, _)) | |
| 604 .Times(1); | |
| 605 output_surface_->SwapBuffers(small_damage); | |
| 606 testing::Mock::VerifyAndClearExpectations(mock_output_surface_); | |
| 607 | |
| 608 // Destroy the just-created buffer, and try another swap. The copy should | |
| 609 // come from the displayed surface (because both in-flight surfaces are | |
| 610 // gone now). | |
| 611 output_surface_->PageFlipComplete(); | |
| 612 in_flight_surfaces().back().reset(); | |
| 613 EXPECT_EQ(2u, in_flight_surfaces().size()); | |
| 614 for (auto& surface : in_flight_surfaces()) | |
| 615 EXPECT_FALSE(surface); | |
| 616 output_surface_->BindFramebuffer(); | |
| 617 source_texture = displayed_frame()->texture; | |
| 618 EXPECT_TRUE(current_frame()); | |
| 619 EXPECT_TRUE(displayed_frame()); | |
| 620 target_texture = current_frame()->texture; | |
| 621 testing::Mock::VerifyAndClearExpectations(mock_output_surface_); | |
| 622 EXPECT_CALL(*mock_output_surface_, | |
| 623 CopyBufferDamage(target_texture, source_texture, small_damage, _)) | |
| 624 .Times(1); | |
| 625 output_surface_->SwapBuffers(small_damage); | |
| 626 testing::Mock::VerifyAndClearExpectations(mock_output_surface_); | |
| 627 } | |
| 628 | |
| 629 } // namespace | |
| 630 } // namespace content | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 1902463002:
Introduce components/display_compositor (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master