summaryrefslogtreecommitdiffstats
path: root/webkit/glue/plugins/pepper_graphics_3d.h
blob: 5c00068b8de752ce6359ff2bb7cdf2863338caa5 (plain)
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
// Copyright (c) 2010 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.

#ifndef WEBKIT_GLUE_PLUGINS_PEPPER_GRAPHICS_3D_H_
#define WEBKIT_GLUE_PLUGINS_PEPPER_GRAPHICS_3D_H_

#include "base/callback.h"
#include "base/scoped_ptr.h"
#include "gfx/size.h"
#include "gpu/command_buffer/client/gles2_cmd_helper.h"
#include "gpu/command_buffer/client/gles2_implementation.h"
#include "ppapi/c/pp_instance.h"
#include "webkit/glue/plugins/pepper_plugin_delegate.h"
#include "webkit/glue/plugins/pepper_resource.h"

namespace gpu {
namespace gles2 {
class GLES2Implementation;
}
}  // namespace gpu

struct PPB_Graphics3D_Dev;
struct PPB_OpenGLES_Dev;

namespace pepper {

class Graphics3D : public Resource {
 public:
  explicit Graphics3D(PluginModule* module);

  virtual ~Graphics3D();

  static const PPB_Graphics3D_Dev* GetInterface();
  static const PPB_OpenGLES_Dev* GetOpenGLESInterface();

  static bool Shutdown();

  static Graphics3D* GetCurrent();

  static void ResetCurrent();

  // Resource override.
  virtual Graphics3D* AsGraphics3D() {
    return this;
  }

  bool Init(PP_Instance instance_id, int32_t config,
            const int32_t* attrib_list);

  // Associates this Graphics3D with the given plugin instance. You can pass
  // NULL to clear the existing device. Returns true on success. In this case,
  // the last rendered frame is displayed.
  // TODO(apatrick): Figure out the best semantics here.
  bool BindToInstance(PluginInstance* new_instance);

  bool MakeCurrent();

  bool SwapBuffers();

  unsigned GetError();

  void ResizeBackingTexture(const gfx::Size& size);

  void SetSwapBuffersCallback(Callback0::Type* callback);

  unsigned GetBackingTextureId();

  gpu::gles2::GLES2Implementation* impl() {
    return gles2_implementation_;
  }

 private:
  void Destroy();

  // Non-owning pointer to the plugin instance this context is currently bound
  // to, if any. If the context is currently unbound, this will be NULL.
  PluginInstance* bound_instance_;

  // PluginDelegate's 3D Context. Responsible for providing the command buffer.
  scoped_ptr<PluginDelegate::PlatformContext3D> platform_context_;

  // GLES2 Implementation instance. Owned by the platform context's GGL context.
  gpu::gles2::GLES2Implementation* gles2_implementation_;
};

}  // namespace pepper

#endif  // WEBKIT_GLUE_PLUGINS_PEPPER_GRAPHICS_3D_H_