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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/renderer/renderer_gl_context.h" | 5 #include "content/renderer/renderer_gl_context.h" |
6 | 6 |
| 7 #include "base/debug/trace_event.h" |
7 #include "base/lazy_instance.h" | 8 #include "base/lazy_instance.h" |
8 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
9 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
10 #include "base/memory/singleton.h" | 11 #include "base/memory/singleton.h" |
11 #include "base/memory/weak_ptr.h" | 12 #include "base/memory/weak_ptr.h" |
12 #include "base/shared_memory.h" | 13 #include "base/shared_memory.h" |
13 #include "content/common/view_messages.h" | 14 #include "content/common/view_messages.h" |
14 #include "content/renderer/command_buffer_proxy.h" | 15 #include "content/renderer/command_buffer_proxy.h" |
15 #include "content/renderer/gpu_channel_host.h" | 16 #include "content/renderer/gpu_channel_host.h" |
16 #include "content/renderer/gpu_video_service_host.h" | 17 #include "content/renderer/gpu_video_service_host.h" |
17 #include "content/renderer/media/gles2_video_decode_context.h" | 18 #include "content/renderer/media/gles2_video_decode_context.h" |
18 #include "content/renderer/render_thread.h" | 19 #include "content/renderer/render_thread.h" |
19 #include "content/renderer/render_widget.h" | 20 #include "content/renderer/render_widget.h" |
20 #include "content/renderer/transport_texture_host.h" | 21 #include "content/renderer/transport_texture_host.h" |
21 #include "content/renderer/transport_texture_service.h" | 22 #include "content/renderer/transport_texture_service.h" |
22 #include "googleurl/src/gurl.h" | 23 #include "googleurl/src/gurl.h" |
23 #include "ipc/ipc_channel_handle.h" | 24 #include "ipc/ipc_channel_handle.h" |
24 | 25 |
25 #if defined(ENABLE_GPU) | 26 #if defined(ENABLE_GPU) |
26 #include "gpu/command_buffer/client/gles2_cmd_helper.h" | 27 #include "gpu/command_buffer/client/gles2_cmd_helper.h" |
27 #include "gpu/command_buffer/client/gles2_implementation.h" | 28 #include "gpu/command_buffer/client/gles2_implementation.h" |
28 #include "gpu/command_buffer/client/gles2_lib.h" | 29 #include "gpu/command_buffer/client/gles2_lib.h" |
29 #include "gpu/command_buffer/common/constants.h" | 30 #include "gpu/command_buffer/common/constants.h" |
30 #include "gpu/common/gpu_trace_event.h" | |
31 #include "gpu/GLES2/gles2_command_buffer.h" | 31 #include "gpu/GLES2/gles2_command_buffer.h" |
32 #endif // ENABLE_GPU | 32 #endif // ENABLE_GPU |
33 | 33 |
34 namespace { | 34 namespace { |
35 | 35 |
36 const int32 kCommandBufferSize = 1024 * 1024; | 36 const int32 kCommandBufferSize = 1024 * 1024; |
37 // TODO(kbr): make the transfer buffer size configurable via context | 37 // TODO(kbr): make the transfer buffer size configurable via context |
38 // creation attributes. | 38 // creation attributes. |
39 const int32 kTransferBufferSize = 1024 * 1024; | 39 const int32 kTransferBufferSize = 1024 * 1024; |
40 | 40 |
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286 if (context->command_buffer_->GetLastState().error != gpu::error::kNoError) | 286 if (context->command_buffer_->GetLastState().error != gpu::error::kNoError) |
287 return false; | 287 return false; |
288 } else { | 288 } else { |
289 gles2::SetGLContext(NULL); | 289 gles2::SetGLContext(NULL); |
290 } | 290 } |
291 | 291 |
292 return true; | 292 return true; |
293 } | 293 } |
294 | 294 |
295 bool RendererGLContext::SwapBuffers() { | 295 bool RendererGLContext::SwapBuffers() { |
296 GPU_TRACE_EVENT0("gpu", "RendererGLContext::SwapBuffers"); | 296 TRACE_EVENT0("gpu", "RendererGLContext::SwapBuffers"); |
297 // Don't request latest error status from service. Just use the locally cached | 297 // Don't request latest error status from service. Just use the locally cached |
298 // information from the last flush. | 298 // information from the last flush. |
299 if (command_buffer_->GetLastState().error != gpu::error::kNoError) | 299 if (command_buffer_->GetLastState().error != gpu::error::kNoError) |
300 return false; | 300 return false; |
301 | 301 |
302 gles2_implementation_->SwapBuffers(); | 302 gles2_implementation_->SwapBuffers(); |
303 return true; | 303 return true; |
304 } | 304 } |
305 | 305 |
306 media::VideoDecodeEngine* RendererGLContext::CreateVideoDecodeEngine() { | 306 media::VideoDecodeEngine* RendererGLContext::CreateVideoDecodeEngine() { |
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369 } | 369 } |
370 | 370 |
371 bool RendererGLContext::Initialize(bool onscreen, | 371 bool RendererGLContext::Initialize(bool onscreen, |
372 gfx::PluginWindowHandle render_surface, | 372 gfx::PluginWindowHandle render_surface, |
373 int render_view_id, | 373 int render_view_id, |
374 const gfx::Size& size, | 374 const gfx::Size& size, |
375 const char* allowed_extensions, | 375 const char* allowed_extensions, |
376 const int32* attrib_list, | 376 const int32* attrib_list, |
377 const GURL& active_url) { | 377 const GURL& active_url) { |
378 DCHECK(size.width() >= 0 && size.height() >= 0); | 378 DCHECK(size.width() >= 0 && size.height() >= 0); |
379 GPU_TRACE_EVENT2("gpu", "RendererGLContext::Initialize", | 379 TRACE_EVENT2("gpu", "RendererGLContext::Initialize", |
380 "on_screen", onscreen, "num_pixels", size.GetArea()); | 380 "on_screen", onscreen, "num_pixels", size.GetArea()); |
381 | 381 |
382 if (channel_->state() != GpuChannelHost::kConnected) | 382 if (channel_->state() != GpuChannelHost::kConnected) |
383 return false; | 383 return false; |
384 | 384 |
385 // Ensure the gles2 library is initialized first in a thread safe way. | 385 // Ensure the gles2 library is initialized first in a thread safe way. |
386 g_gles2_initializer.Get(); | 386 g_gles2_initializer.Get(); |
387 | 387 |
388 // Allocate a frame buffer ID with respect to the parent. | 388 // Allocate a frame buffer ID with respect to the parent. |
389 if (parent_.get()) { | 389 if (parent_.get()) { |
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586 } | 586 } |
587 | 587 |
588 bool RendererGLContext::GetChildToParentLatch(uint32* child_to_parent_latch) { | 588 bool RendererGLContext::GetChildToParentLatch(uint32* child_to_parent_latch) { |
589 if (parent_.get()) { | 589 if (parent_.get()) { |
590 *child_to_parent_latch = child_to_parent_latch_; | 590 *child_to_parent_latch = child_to_parent_latch_; |
591 return true; | 591 return true; |
592 } | 592 } |
593 return false; | 593 return false; |
594 } | 594 } |
595 | 595 |
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