OLD | NEW |
1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 #ifndef CHROME_BROWSER_RENDERER_HOST_GPU_PLUGIN_CONTAINER_MANAGER_MAC_H_ | 5 #ifndef CHROME_BROWSER_RENDERER_HOST_GPU_PLUGIN_CONTAINER_MANAGER_MAC_H_ |
6 #define CHROME_BROWSER_RENDERER_HOST_GPU_PLUGIN_CONTAINER_MANAGER_MAC_H_ | 6 #define CHROME_BROWSER_RENDERER_HOST_GPU_PLUGIN_CONTAINER_MANAGER_MAC_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include <OpenGL/OpenGL.h> | 9 // TODO(jam): remove this file when all files have been converted. |
10 #include <map> | 10 #include "content/browser/renderer_host/accelerated_surface_container_manager_ma
c.h" |
11 | |
12 #include "app/surface/transport_dib.h" | |
13 #include "base/basictypes.h" | |
14 #include "base/synchronization/lock.h" | |
15 #include "ui/gfx/native_widget_types.h" | |
16 | |
17 namespace webkit { | |
18 namespace npapi { | |
19 struct WebPluginGeometry; | |
20 } | |
21 } | |
22 | |
23 class AcceleratedSurfaceContainerMac; | |
24 | |
25 // Helper class that manages the backing store and on-screen rendering | |
26 // of instances of the GPU plugin on the Mac. | |
27 class AcceleratedSurfaceContainerManagerMac { | |
28 public: | |
29 AcceleratedSurfaceContainerManagerMac(); | |
30 | |
31 // Allocates a new "fake" PluginWindowHandle, which is used as the | |
32 // key for the other operations. | |
33 gfx::PluginWindowHandle AllocateFakePluginWindowHandle(bool opaque, | |
34 bool root); | |
35 | |
36 // Destroys a fake PluginWindowHandle and associated storage. | |
37 void DestroyFakePluginWindowHandle(gfx::PluginWindowHandle id); | |
38 | |
39 // Indicates whether the given PluginWindowHandle is "root", which | |
40 // means that we are using accelerated compositing and that this one | |
41 // contains the compositor's output. | |
42 bool IsRootContainer(gfx::PluginWindowHandle id) const; | |
43 | |
44 // Returns the handle of the compositor surface, or kNullPluginWindow if no | |
45 // compositor surface is active. | |
46 gfx::PluginWindowHandle root_container_handle() const { | |
47 return root_container_handle_; | |
48 } | |
49 | |
50 // Informs the manager if gpu rendering is active. | |
51 void set_gpu_rendering_active(bool active); | |
52 | |
53 // Sets the size and backing store of the plugin instance. There are two | |
54 // versions: the IOSurface version is used on systems where the IOSurface | |
55 // API is supported (Mac OS X 10.6 and later); the TransportDIB is used on | |
56 // Mac OS X 10.5 and earlier. | |
57 void SetSizeAndIOSurface(gfx::PluginWindowHandle id, | |
58 int32 width, | |
59 int32 height, | |
60 uint64 io_surface_identifier); | |
61 void SetSizeAndTransportDIB(gfx::PluginWindowHandle id, | |
62 int32 width, | |
63 int32 height, | |
64 TransportDIB::Handle transport_dib); | |
65 | |
66 // Takes an update from WebKit about a plugin's position and size and moves | |
67 // the plugin accordingly. | |
68 void SetPluginContainerGeometry( | |
69 const webkit::npapi::WebPluginGeometry& move); | |
70 | |
71 // Draws the plugin container associated with the given id into the given | |
72 // OpenGL context, which must already be current. | |
73 void Draw(CGLContextObj context, gfx::PluginWindowHandle id); | |
74 | |
75 // Causes the next Draw call on each container to trigger a texture upload. | |
76 // Should be called any time the drawing context has changed. | |
77 void ForceTextureReload(); | |
78 | |
79 // Notifies a surface that it has been painted to. | |
80 void SetSurfaceWasPaintedTo(gfx::PluginWindowHandle id, uint64 surface_id); | |
81 | |
82 // Notifies the root container that its surface is invalid. | |
83 void SetRootSurfaceInvalid(); | |
84 | |
85 // Returns if a given surface should be shown. | |
86 bool SurfaceShouldBeVisible(gfx::PluginWindowHandle id) const; | |
87 private: | |
88 uint32 current_id_; | |
89 | |
90 // Maps a "fake" plugin window handle to the corresponding container. | |
91 AcceleratedSurfaceContainerMac* | |
92 MapIDToContainer(gfx::PluginWindowHandle id) const; | |
93 | |
94 // A map that associates plugin window handles with their containers. | |
95 typedef std::map<gfx::PluginWindowHandle, AcceleratedSurfaceContainerMac*> | |
96 PluginWindowToContainerMap; | |
97 PluginWindowToContainerMap plugin_window_to_container_map_; | |
98 | |
99 // The "root" container, which is only used to draw the output of | |
100 // the accelerated compositor if it is active. Currently, | |
101 // accelerated plugins (Core Animation and Pepper 3D) are drawn on | |
102 // top of the page's contents rather than transformed and composited | |
103 // with the rest of the page. At some point we would like them to be | |
104 // treated uniformly with other page elements; when this is done, | |
105 // the separate treatment of the root container can go away because | |
106 // there will only be one container active when the accelerated | |
107 // compositor is active. | |
108 AcceleratedSurfaceContainerMac* root_container_; | |
109 gfx::PluginWindowHandle root_container_handle_; | |
110 | |
111 // True if gpu rendering is active. The root container is created on demand | |
112 // and destroyed only when a renderer process exits. When the compositor was | |
113 // created, this is set to |false| while the compositor is not needed. | |
114 bool gpu_rendering_active_; | |
115 | |
116 // Both |plugin_window_to_container_map_| and the | |
117 // AcceleratedSurfaceContainerMac in it are not threadsafe, but accessed from | |
118 // multiple threads. All these accesses are guarded by this lock. | |
119 mutable base::Lock lock_; | |
120 | |
121 DISALLOW_COPY_AND_ASSIGN(AcceleratedSurfaceContainerManagerMac); | |
122 }; | |
123 | 11 |
124 #endif // CHROME_BROWSER_RENDERER_HOST_GPU_PLUGIN_CONTAINER_MANAGER_MAC_H_ | 12 #endif // CHROME_BROWSER_RENDERER_HOST_GPU_PLUGIN_CONTAINER_MANAGER_MAC_H_ |
125 | |
OLD | NEW |