1// Copyright (c) 2012 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#ifndef GPU_COMMAND_BUFFER_CLIENT_GLES2_CMD_HELPER_H_
6#define GPU_COMMAND_BUFFER_CLIENT_GLES2_CMD_HELPER_H_
7
8#include "gpu/command_buffer/client/cmd_buffer_helper.h"
9#include "gpu/command_buffer/common/gles2_cmd_format.h"
10#include "gpu/gpu_export.h"
11
12namespace gpu {
13namespace gles2 {
14
15// A class that helps write GL command buffers.
16class GPU_EXPORT GLES2CmdHelper : public CommandBufferHelper {
17 public:
18  explicit GLES2CmdHelper(CommandBuffer* command_buffer);
19  virtual ~GLES2CmdHelper();
20
21  // Include the auto-generated part of this class. We split this because it
22  // means we can easily edit the non-auto generated parts right here in this
23  // file instead of having to edit some template or the code generator.
24  #include "gpu/command_buffer/client/gles2_cmd_helper_autogen.h"
25
26  // Helpers that could not be auto-generated.
27  // TODO(gman): Auto generate these.
28  void CreateAndConsumeTextureCHROMIUMImmediate(GLenum target,
29                                                uint32_t client_id,
30                                                const GLbyte* _mailbox) {
31    const uint32_t size =
32        gles2::cmds::CreateAndConsumeTextureCHROMIUMImmediate::ComputeSize();
33    gles2::cmds::CreateAndConsumeTextureCHROMIUMImmediate* c =
34        GetImmediateCmdSpaceTotalSize<
35            gles2::cmds::CreateAndConsumeTextureCHROMIUMImmediate>(size);
36    if (c) {
37      c->Init(target, client_id, _mailbox);
38    }
39  }
40
41 private:
42  DISALLOW_COPY_AND_ASSIGN(GLES2CmdHelper);
43};
44
45}  // namespace gles2
46}  // namespace gpu
47
48#endif  // GPU_COMMAND_BUFFER_CLIENT_GLES2_CMD_HELPER_H_
49
50