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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 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/common/gpu/client/context_provider_command_buffer.h" | 5 #include "content/common/gpu/client/context_provider_command_buffer.h" |
6 | 6 |
7 #include <set> | 7 #include <set> |
8 #include <vector> | 8 #include <vector> |
9 | 9 |
10 #include "base/callback_helpers.h" | 10 #include "base/callback_helpers.h" |
11 #include "base/strings/stringprintf.h" | 11 #include "base/strings/stringprintf.h" |
12 #include "cc/output/managed_memory_policy.h" | 12 #include "cc/output/managed_memory_policy.h" |
13 #include "content/common/gpu/client/grcontext_for_webgraphicscontext3d.h" | 13 #include "content/common/gpu/client/grcontext_for_webgraphicscontext3d.h" |
14 #include "gpu/command_buffer/client/gles2_implementation.h" | 14 #include "gpu/command_buffer/client/gles2_implementation.h" |
15 #include "third_party/skia/include/gpu/GrContext.h" | 15 #include "third_party/skia/include/gpu/GrContext.h" |
16 | 16 |
17 namespace content { | 17 namespace content { |
18 | 18 |
19 class ContextProviderCommandBuffer::LostContextCallbackProxy | 19 class ContextProviderCommandBuffer::LostContextCallbackProxy |
20 : public blink::WebGraphicsContext3D::WebGraphicsContextLostCallback { | 20 : public blink::WebGraphicsContext3D::WebGraphicsContextLostCallback { |
21 public: | 21 public: |
22 explicit LostContextCallbackProxy(ContextProviderCommandBuffer* provider) | 22 explicit LostContextCallbackProxy(ContextProviderCommandBuffer* provider) |
23 : provider_(provider) { | 23 : provider_(provider) { |
24 provider_->WebContext3DNoChecks()->setContextLostCallback(this); | 24 provider_->context3d_->setContextLostCallback(this); |
25 } | 25 } |
26 | 26 |
27 ~LostContextCallbackProxy() override { | 27 ~LostContextCallbackProxy() override { |
28 provider_->WebContext3DNoChecks()->setContextLostCallback(NULL); | 28 provider_->context3d_->setContextLostCallback(NULL); |
29 } | 29 } |
30 | 30 |
31 void onContextLost() override { provider_->OnLostContext(); } | 31 void onContextLost() override { provider_->OnLostContext(); } |
32 | 32 |
33 private: | 33 private: |
34 ContextProviderCommandBuffer* provider_; | 34 ContextProviderCommandBuffer* provider_; |
35 }; | 35 }; |
36 | 36 |
37 scoped_refptr<ContextProviderCommandBuffer> | 37 scoped_refptr<ContextProviderCommandBuffer> |
38 ContextProviderCommandBuffer::Create( | 38 ContextProviderCommandBuffer::Create( |
39 scoped_ptr<WebGraphicsContext3DCommandBufferImpl> context3d, | 39 scoped_ptr<WebGraphicsContext3DCommandBufferImpl> context3d, |
40 CommandBufferContextType type) { | 40 CommandBufferContextType type) { |
41 if (!context3d) | 41 if (!context3d) |
42 return NULL; | 42 return NULL; |
43 | 43 |
44 return new ContextProviderCommandBuffer(context3d.Pass(), type); | 44 return new ContextProviderCommandBuffer(context3d.Pass(), type); |
45 } | 45 } |
46 | 46 |
47 ContextProviderCommandBuffer::ContextProviderCommandBuffer( | 47 ContextProviderCommandBuffer::ContextProviderCommandBuffer( |
48 scoped_ptr<WebGraphicsContext3DCommandBufferImpl> context3d, | 48 scoped_ptr<WebGraphicsContext3DCommandBufferImpl> context3d, |
49 CommandBufferContextType type) | 49 CommandBufferContextType type) |
50 : context_type_(type), | 50 : context3d_(context3d.Pass()), |
| 51 context_type_(type), |
51 debug_name_(CommandBufferContextTypeToString(type)) { | 52 debug_name_(CommandBufferContextTypeToString(type)) { |
52 gr_interface_ = skia::AdoptRef(new GrGLInterfaceForWebGraphicsContext3D( | |
53 context3d.Pass())); | |
54 DCHECK(main_thread_checker_.CalledOnValidThread()); | 53 DCHECK(main_thread_checker_.CalledOnValidThread()); |
55 DCHECK(gr_interface_->WebContext3D()); | 54 DCHECK(context3d_); |
56 context_thread_checker_.DetachFromThread(); | 55 context_thread_checker_.DetachFromThread(); |
57 } | 56 } |
58 | 57 |
59 ContextProviderCommandBuffer::~ContextProviderCommandBuffer() { | 58 ContextProviderCommandBuffer::~ContextProviderCommandBuffer() { |
60 DCHECK(main_thread_checker_.CalledOnValidThread() || | 59 DCHECK(main_thread_checker_.CalledOnValidThread() || |
61 context_thread_checker_.CalledOnValidThread()); | 60 context_thread_checker_.CalledOnValidThread()); |
62 | 61 |
63 // Destroy references to the context3d_ before leaking it. | 62 // Destroy references to the context3d_ before leaking it. |
64 if (WebContext3DNoChecks()->GetCommandBufferProxy()) | 63 if (context3d_->GetCommandBufferProxy()) |
65 WebContext3DNoChecks()->GetCommandBufferProxy()->SetLock(nullptr); | 64 context3d_->GetCommandBufferProxy()->SetLock(nullptr); |
66 lost_context_callback_proxy_.reset(); | 65 lost_context_callback_proxy_.reset(); |
67 } | 66 } |
68 | 67 |
69 | 68 |
70 CommandBufferProxyImpl* ContextProviderCommandBuffer::GetCommandBufferProxy() { | 69 CommandBufferProxyImpl* ContextProviderCommandBuffer::GetCommandBufferProxy() { |
71 return WebContext3D()->GetCommandBufferProxy(); | 70 return context3d_->GetCommandBufferProxy(); |
72 } | 71 } |
73 | 72 |
74 WebGraphicsContext3DCommandBufferImpl* | 73 WebGraphicsContext3DCommandBufferImpl* |
75 ContextProviderCommandBuffer::WebContext3D() { | 74 ContextProviderCommandBuffer::WebContext3D() { |
76 DCHECK(gr_interface_); | 75 DCHECK(context3d_); |
77 DCHECK(gr_interface_->WebContext3D()); | |
78 DCHECK(lost_context_callback_proxy_); // Is bound to thread. | 76 DCHECK(lost_context_callback_proxy_); // Is bound to thread. |
79 DCHECK(context_thread_checker_.CalledOnValidThread()); | 77 DCHECK(context_thread_checker_.CalledOnValidThread()); |
80 | 78 |
81 return WebContext3DNoChecks(); | 79 return context3d_.get(); |
82 } | |
83 | |
84 WebGraphicsContext3DCommandBufferImpl* | |
85 ContextProviderCommandBuffer::WebContext3DNoChecks() { | |
86 DCHECK(gr_interface_); | |
87 return static_cast<WebGraphicsContext3DCommandBufferImpl*>( | |
88 gr_interface_->WebContext3D()); | |
89 } | 80 } |
90 | 81 |
91 bool ContextProviderCommandBuffer::BindToCurrentThread() { | 82 bool ContextProviderCommandBuffer::BindToCurrentThread() { |
92 // This is called on the thread the context will be used. | 83 // This is called on the thread the context will be used. |
93 DCHECK(context_thread_checker_.CalledOnValidThread()); | 84 DCHECK(context_thread_checker_.CalledOnValidThread()); |
94 DCHECK(gr_interface_ && gr_interface_->WebContext3D()); | |
95 | 85 |
96 if (lost_context_callback_proxy_) | 86 if (lost_context_callback_proxy_) |
97 return true; | 87 return true; |
98 | 88 |
99 WebContext3DNoChecks()->SetContextType(context_type_); | 89 context3d_->SetContextType(context_type_); |
100 if (!WebContext3DNoChecks()->InitializeOnCurrentThread()) | 90 if (!context3d_->InitializeOnCurrentThread()) |
101 return false; | 91 return false; |
102 | 92 |
103 gr_interface_->BindToCurrentThread(); | |
104 InitializeCapabilities(); | 93 InitializeCapabilities(); |
105 | 94 |
106 std::string unique_context_name = | 95 std::string unique_context_name = |
107 base::StringPrintf("%s-%p", debug_name_.c_str(), WebContext3DNoChecks()); | 96 base::StringPrintf("%s-%p", debug_name_.c_str(), context3d_.get()); |
108 WebContext3DNoChecks()->traceBeginCHROMIUM("gpu_toplevel", | 97 context3d_->traceBeginCHROMIUM("gpu_toplevel", unique_context_name.c_str()); |
109 unique_context_name.c_str()); | |
110 | 98 |
111 lost_context_callback_proxy_.reset(new LostContextCallbackProxy(this)); | 99 lost_context_callback_proxy_.reset(new LostContextCallbackProxy(this)); |
112 return true; | 100 return true; |
113 } | 101 } |
114 | 102 |
115 void ContextProviderCommandBuffer::DetachFromThread() { | 103 void ContextProviderCommandBuffer::DetachFromThread() { |
116 context_thread_checker_.DetachFromThread(); | 104 context_thread_checker_.DetachFromThread(); |
117 } | 105 } |
118 | 106 |
119 gpu::gles2::GLES2Interface* ContextProviderCommandBuffer::ContextGL() { | 107 gpu::gles2::GLES2Interface* ContextProviderCommandBuffer::ContextGL() { |
| 108 DCHECK(context3d_); |
120 DCHECK(lost_context_callback_proxy_); // Is bound to thread. | 109 DCHECK(lost_context_callback_proxy_); // Is bound to thread. |
| 110 DCHECK(context_thread_checker_.CalledOnValidThread()); |
121 | 111 |
122 return WebContext3D()->GetImplementation(); | 112 return context3d_->GetImplementation(); |
123 } | 113 } |
124 | 114 |
125 gpu::ContextSupport* ContextProviderCommandBuffer::ContextSupport() { | 115 gpu::ContextSupport* ContextProviderCommandBuffer::ContextSupport() { |
126 return WebContext3D()->GetContextSupport(); | 116 return context3d_->GetContextSupport(); |
127 } | 117 } |
128 | 118 |
129 class GrContext* ContextProviderCommandBuffer::GrContext() { | 119 class GrContext* ContextProviderCommandBuffer::GrContext() { |
130 DCHECK(lost_context_callback_proxy_); // Is bound to thread. | 120 DCHECK(lost_context_callback_proxy_); // Is bound to thread. |
131 DCHECK(context_thread_checker_.CalledOnValidThread()); | 121 DCHECK(context_thread_checker_.CalledOnValidThread()); |
132 | 122 |
133 if (gr_context_) | 123 if (gr_context_) |
134 return gr_context_->get(); | 124 return gr_context_->get(); |
135 | 125 |
136 gr_context_.reset(new GrContextForWebGraphicsContext3D(gr_interface_)); | 126 gr_context_.reset(new GrContextForWebGraphicsContext3D(context3d_.get())); |
137 | 127 |
138 // If GlContext is already lost, also abandon the new GrContext. | 128 // If GlContext is already lost, also abandon the new GrContext. |
139 if (gr_context_->get() && | 129 if (gr_context_->get() && |
140 ContextGL()->GetGraphicsResetStatusKHR() != GL_NO_ERROR) | 130 ContextGL()->GetGraphicsResetStatusKHR() != GL_NO_ERROR) |
141 gr_context_->get()->abandonContext(); | 131 gr_context_->get()->abandonContext(); |
142 | 132 |
143 return gr_context_->get(); | 133 return gr_context_->get(); |
144 } | 134 } |
145 | 135 |
146 void ContextProviderCommandBuffer::InvalidateGrContext(uint32_t state) { | 136 void ContextProviderCommandBuffer::InvalidateGrContext(uint32_t state) { |
147 if (gr_context_) { | 137 if (gr_context_) { |
148 DCHECK(lost_context_callback_proxy_); // Is bound to thread. | 138 DCHECK(lost_context_callback_proxy_); // Is bound to thread. |
149 DCHECK(context_thread_checker_.CalledOnValidThread()); | 139 DCHECK(context_thread_checker_.CalledOnValidThread()); |
150 gr_context_->get()->resetContext(state); | 140 gr_context_->get()->resetContext(state); |
151 } | 141 } |
152 } | 142 } |
153 | 143 |
154 void ContextProviderCommandBuffer::SetupLock() { | 144 void ContextProviderCommandBuffer::SetupLock() { |
155 WebContext3D()->GetCommandBufferProxy()->SetLock(&context_lock_); | 145 DCHECK(context3d_); |
| 146 context3d_->GetCommandBufferProxy()->SetLock(&context_lock_); |
156 } | 147 } |
157 | 148 |
158 base::Lock* ContextProviderCommandBuffer::GetLock() { | 149 base::Lock* ContextProviderCommandBuffer::GetLock() { |
159 return &context_lock_; | 150 return &context_lock_; |
160 } | 151 } |
161 | 152 |
162 cc::ContextProvider::Capabilities | 153 cc::ContextProvider::Capabilities |
163 ContextProviderCommandBuffer::ContextCapabilities() { | 154 ContextProviderCommandBuffer::ContextCapabilities() { |
164 DCHECK(lost_context_callback_proxy_); // Is bound to thread. | 155 DCHECK(lost_context_callback_proxy_); // Is bound to thread. |
165 DCHECK(context_thread_checker_.CalledOnValidThread()); | 156 DCHECK(context_thread_checker_.CalledOnValidThread()); |
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178 DCHECK(context_thread_checker_.CalledOnValidThread()); | 169 DCHECK(context_thread_checker_.CalledOnValidThread()); |
179 | 170 |
180 if (!lost_context_callback_.is_null()) | 171 if (!lost_context_callback_.is_null()) |
181 base::ResetAndReturn(&lost_context_callback_).Run(); | 172 base::ResetAndReturn(&lost_context_callback_).Run(); |
182 if (gr_context_) | 173 if (gr_context_) |
183 gr_context_->OnLostContext(); | 174 gr_context_->OnLostContext(); |
184 } | 175 } |
185 | 176 |
186 void ContextProviderCommandBuffer::InitializeCapabilities() { | 177 void ContextProviderCommandBuffer::InitializeCapabilities() { |
187 Capabilities caps; | 178 Capabilities caps; |
188 caps.gpu = WebContext3DNoChecks()->GetImplementation()->capabilities(); | 179 caps.gpu = context3d_->GetImplementation()->capabilities(); |
189 | 180 |
190 size_t mapped_memory_limit = WebContext3DNoChecks()->GetMappedMemoryLimit(); | 181 size_t mapped_memory_limit = context3d_->GetMappedMemoryLimit(); |
191 caps.max_transfer_buffer_usage_bytes = | 182 caps.max_transfer_buffer_usage_bytes = |
192 mapped_memory_limit == WebGraphicsContext3DCommandBufferImpl::kNoLimit | 183 mapped_memory_limit == WebGraphicsContext3DCommandBufferImpl::kNoLimit |
193 ? std::numeric_limits<size_t>::max() : mapped_memory_limit; | 184 ? std::numeric_limits<size_t>::max() : mapped_memory_limit; |
194 | 185 |
195 capabilities_ = caps; | 186 capabilities_ = caps; |
196 } | 187 } |
197 | 188 |
198 void ContextProviderCommandBuffer::SetLostContextCallback( | 189 void ContextProviderCommandBuffer::SetLostContextCallback( |
199 const LostContextCallback& lost_context_callback) { | 190 const LostContextCallback& lost_context_callback) { |
200 DCHECK(context_thread_checker_.CalledOnValidThread()); | 191 DCHECK(context_thread_checker_.CalledOnValidThread()); |
201 DCHECK(lost_context_callback_.is_null() || | 192 DCHECK(lost_context_callback_.is_null() || |
202 lost_context_callback.is_null()); | 193 lost_context_callback.is_null()); |
203 lost_context_callback_ = lost_context_callback; | 194 lost_context_callback_ = lost_context_callback; |
204 } | 195 } |
205 | 196 |
206 } // namespace content | 197 } // namespace content |
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