1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
|
// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ppapi/proxy/ppb_surface_3d_proxy.h"
#include "gpu/command_buffer/client/gles2_implementation.h"
#include "ppapi/c/pp_errors.h"
#include "ppapi/c/pp_resource.h"
#include "ppapi/c/dev/ppb_surface_3d_dev.h"
#include "ppapi/proxy/enter_proxy.h"
#include "ppapi/proxy/plugin_dispatcher.h"
#include "ppapi/proxy/ppapi_messages.h"
#include "ppapi/proxy/ppb_context_3d_proxy.h"
#include "ppapi/thunk/enter.h"
#include "ppapi/thunk/resource_creation_api.h"
#include "ppapi/thunk/thunk.h"
using ppapi::thunk::EnterFunctionNoLock;
using ppapi::thunk::PPB_Surface3D_API;
using ppapi::thunk::ResourceCreationAPI;
namespace ppapi {
namespace proxy {
namespace {
InterfaceProxy* CreateSurface3DProxy(Dispatcher* dispatcher) {
return new PPB_Surface3D_Proxy(dispatcher);
}
} // namespace
// Surface3D -------------------------------------------------------------------
Surface3D::Surface3D(const HostResource& host_resource)
: Resource(host_resource),
context_(NULL),
current_flush_callback_(PP_BlockUntilComplete()) {
}
Surface3D::~Surface3D() {
if (context_)
context_->BindSurfaces(0, 0);
}
PPB_Surface3D_API* Surface3D::AsPPB_Surface3D_API() {
return this;
}
int32_t Surface3D::SetAttrib(int32_t attribute, int32_t value) {
// TODO(alokp): Implement me.
return 0;
}
int32_t Surface3D::GetAttrib(int32_t attribute, int32_t* value) {
// TODO(alokp): Implement me.
return 0;
}
int32_t Surface3D::SwapBuffers(PP_CompletionCallback callback) {
// For now, disallow blocking calls. We'll need to add support for other
// threads to this later.
if (!callback.func)
return PP_ERROR_BADARGUMENT;
if (is_flush_pending())
return PP_ERROR_INPROGRESS; // Can't have >1 flush pending.
if (!context_)
return PP_ERROR_FAILED;
current_flush_callback_ = callback;
IPC::Message* msg = new PpapiHostMsg_PPBSurface3D_SwapBuffers(
INTERFACE_ID_PPB_SURFACE_3D, host_resource());
msg->set_unblock(true);
PluginDispatcher::GetForResource(this)->Send(msg);
context_->gles2_impl()->SwapBuffers();
return PP_OK_COMPLETIONPENDING;
}
void Surface3D::SwapBuffersACK(int32_t pp_error) {
PP_RunAndClearCompletionCallback(¤t_flush_callback_, pp_error);
}
// PPB_Surface3D_Proxy ---------------------------------------------------------
PPB_Surface3D_Proxy::PPB_Surface3D_Proxy(Dispatcher* dispatcher)
: InterfaceProxy(dispatcher),
callback_factory_(ALLOW_THIS_IN_INITIALIZER_LIST(this)) {
}
PPB_Surface3D_Proxy::~PPB_Surface3D_Proxy() {
}
// static
const InterfaceProxy::Info* PPB_Surface3D_Proxy::GetInfo() {
static const Info info = {
thunk::GetPPB_Surface3D_Dev_Thunk(),
PPB_SURFACE_3D_DEV_INTERFACE,
INTERFACE_ID_PPB_SURFACE_3D,
false,
&CreateSurface3DProxy,
};
return &info;
}
// static
PP_Resource PPB_Surface3D_Proxy::CreateProxyResource(
PP_Instance instance,
PP_Config3D_Dev config,
const int32_t* attrib_list) {
PluginDispatcher* dispatcher = PluginDispatcher::GetForInstance(instance);
if (!dispatcher)
return PP_ERROR_BADARGUMENT;
std::vector<int32_t> attribs;
if (attrib_list) {
const int32_t* attr = attrib_list;
while(*attr != PP_GRAPHICS3DATTRIB_NONE) {
attribs.push_back(*(attr++)); // Attribute.
attribs.push_back(*(attr++)); // Value.
}
}
attribs.push_back(PP_GRAPHICS3DATTRIB_NONE); // Always terminate.
HostResource result;
dispatcher->Send(new PpapiHostMsg_PPBSurface3D_Create(
INTERFACE_ID_PPB_SURFACE_3D, instance, config, attribs, &result));
if (result.is_null())
return 0;
return (new Surface3D(result))->GetReference();
}
bool PPB_Surface3D_Proxy::OnMessageReceived(const IPC::Message& msg) {
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(PPB_Surface3D_Proxy, msg)
IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBSurface3D_Create,
OnMsgCreate)
IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBSurface3D_SwapBuffers,
OnMsgSwapBuffers)
IPC_MESSAGE_HANDLER(PpapiMsg_PPBSurface3D_SwapBuffersACK,
OnMsgSwapBuffersACK)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
// FIXME(brettw) handle bad messages!
return handled;
}
void PPB_Surface3D_Proxy::OnMsgCreate(PP_Instance instance,
PP_Config3D_Dev config,
const std::vector<int32_t>& attribs,
HostResource* result) {
if (attribs.empty() ||
attribs.size() % 2 != 1 ||
attribs.back() != PP_GRAPHICS3DATTRIB_NONE)
return; // Bad message.
thunk::EnterResourceCreation enter(instance);
if (enter.succeeded()) {
result->SetHostResource(
instance,
enter.functions()->CreateSurface3D(instance, config, &attribs.front()));
}
}
void PPB_Surface3D_Proxy::OnMsgSwapBuffers(const HostResource& surface_3d) {
EnterHostFromHostResourceForceCallback<PPB_Surface3D_API> enter(
surface_3d, callback_factory_,
&PPB_Surface3D_Proxy::SendSwapBuffersACKToPlugin, surface_3d);
if (enter.succeeded())
enter.SetResult(enter.object()->SwapBuffers(enter.callback()));
}
void PPB_Surface3D_Proxy::OnMsgSwapBuffersACK(const HostResource& resource,
int32_t pp_error) {
EnterPluginFromHostResource<PPB_Surface3D_API> enter(resource);
if (enter.succeeded())
static_cast<Surface3D*>(enter.object())->SwapBuffersACK(pp_error);
}
void PPB_Surface3D_Proxy::SendSwapBuffersACKToPlugin(
int32_t result,
const HostResource& surface_3d) {
dispatcher()->Send(new PpapiMsg_PPBSurface3D_SwapBuffersACK(
INTERFACE_ID_PPB_SURFACE_3D, surface_3d, result));
}
} // namespace proxy
} // namespace ppapi
|
