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1 // Copyright 2013 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 "gpu/command_buffer/service/async_pixel_transfer_manager_sync.h" | |
6 | |
7 #include "gpu/command_buffer/service/async_pixel_transfer_delegate.h" | |
8 | |
9 namespace gpu { | |
10 | |
11 // Class which handles async pixel transfers synchronously. | |
12 class AsyncPixelTransferDelegateSync : public AsyncPixelTransferDelegate { | |
13 public: | |
14 explicit AsyncPixelTransferDelegateSync( | |
15 AsyncPixelTransferManagerSync::SharedState* shared_state); | |
16 ~AsyncPixelTransferDelegateSync() override; | |
17 | |
18 // Implement AsyncPixelTransferDelegate: | |
19 void AsyncTexImage2D(const AsyncTexImage2DParams& tex_params, | |
20 const AsyncMemoryParams& mem_params, | |
21 const base::Closure& bind_callback) override; | |
22 void AsyncTexSubImage2D(const AsyncTexSubImage2DParams& tex_params, | |
23 const AsyncMemoryParams& mem_params) override; | |
24 bool TransferIsInProgress() override; | |
25 void WaitForTransferCompletion() override; | |
26 | |
27 private: | |
28 // Safe to hold a raw pointer because SharedState is owned by the Manager | |
29 // which owns the Delegate. | |
30 AsyncPixelTransferManagerSync::SharedState* shared_state_; | |
31 | |
32 DISALLOW_COPY_AND_ASSIGN(AsyncPixelTransferDelegateSync); | |
33 }; | |
34 | |
35 AsyncPixelTransferDelegateSync::AsyncPixelTransferDelegateSync( | |
36 AsyncPixelTransferManagerSync::SharedState* shared_state) | |
37 : shared_state_(shared_state) {} | |
38 | |
39 AsyncPixelTransferDelegateSync::~AsyncPixelTransferDelegateSync() {} | |
40 | |
41 void AsyncPixelTransferDelegateSync::AsyncTexImage2D( | |
42 const AsyncTexImage2DParams& tex_params, | |
43 const AsyncMemoryParams& mem_params, | |
44 const base::Closure& bind_callback) { | |
45 // Save the define params to return later during deferred | |
46 // binding of the transfer texture. | |
47 void* data = mem_params.GetDataAddress(); | |
48 base::TimeTicks begin_time(base::TimeTicks::Now()); | |
49 glTexImage2D( | |
50 tex_params.target, | |
51 tex_params.level, | |
52 tex_params.internal_format, | |
53 tex_params.width, | |
54 tex_params.height, | |
55 tex_params.border, | |
56 tex_params.format, | |
57 tex_params.type, | |
58 data); | |
59 shared_state_->texture_upload_count++; | |
60 shared_state_->total_texture_upload_time += | |
61 base::TimeTicks::Now() - begin_time; | |
62 // The texture is already fully bound so just call it now. | |
63 bind_callback.Run(); | |
64 } | |
65 | |
66 void AsyncPixelTransferDelegateSync::AsyncTexSubImage2D( | |
67 const AsyncTexSubImage2DParams& tex_params, | |
68 const AsyncMemoryParams& mem_params) { | |
69 void* data = mem_params.GetDataAddress(); | |
70 base::TimeTicks begin_time(base::TimeTicks::Now()); | |
71 glTexSubImage2D( | |
72 tex_params.target, | |
73 tex_params.level, | |
74 tex_params.xoffset, | |
75 tex_params.yoffset, | |
76 tex_params.width, | |
77 tex_params.height, | |
78 tex_params.format, | |
79 tex_params.type, | |
80 data); | |
81 shared_state_->texture_upload_count++; | |
82 shared_state_->total_texture_upload_time += | |
83 base::TimeTicks::Now() - begin_time; | |
84 } | |
85 | |
86 bool AsyncPixelTransferDelegateSync::TransferIsInProgress() { | |
87 // Already done. | |
88 return false; | |
89 } | |
90 | |
91 void AsyncPixelTransferDelegateSync::WaitForTransferCompletion() { | |
92 // Already done. | |
93 } | |
94 | |
95 AsyncPixelTransferManagerSync::SharedState::SharedState() | |
96 : texture_upload_count(0) {} | |
97 | |
98 AsyncPixelTransferManagerSync::SharedState::~SharedState() {} | |
99 | |
100 AsyncPixelTransferManagerSync::AsyncPixelTransferManagerSync() {} | |
101 | |
102 AsyncPixelTransferManagerSync::~AsyncPixelTransferManagerSync() {} | |
103 | |
104 void AsyncPixelTransferManagerSync::BindCompletedAsyncTransfers() { | |
105 // Everything is already bound. | |
106 } | |
107 | |
108 void AsyncPixelTransferManagerSync::AsyncNotifyCompletion( | |
109 const AsyncMemoryParams& mem_params, | |
110 AsyncPixelTransferCompletionObserver* observer) { | |
111 observer->DidComplete(mem_params); | |
112 } | |
113 | |
114 uint32 AsyncPixelTransferManagerSync::GetTextureUploadCount() { | |
115 return shared_state_.texture_upload_count; | |
116 } | |
117 | |
118 base::TimeDelta AsyncPixelTransferManagerSync::GetTotalTextureUploadTime() { | |
119 return shared_state_.total_texture_upload_time; | |
120 } | |
121 | |
122 void AsyncPixelTransferManagerSync::ProcessMorePendingTransfers() { | |
123 } | |
124 | |
125 bool AsyncPixelTransferManagerSync::NeedsProcessMorePendingTransfers() { | |
126 return false; | |
127 } | |
128 | |
129 void AsyncPixelTransferManagerSync::WaitAllAsyncTexImage2D() { | |
130 } | |
131 | |
132 AsyncPixelTransferDelegate* | |
133 AsyncPixelTransferManagerSync::CreatePixelTransferDelegateImpl( | |
134 gles2::TextureRef* ref, | |
135 const AsyncTexImage2DParams& define_params) { | |
136 return new AsyncPixelTransferDelegateSync(&shared_state_); | |
137 } | |
138 | |
139 } // namespace gpu | |
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