chromium/gpu/command_buffer/common/common_cmd_format.h

// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// This file defines the command buffer commands.

#ifndef GPU_COMMAND_BUFFER_COMMON_COMMON_CMD_FORMAT_H_
#define GPU_COMMAND_BUFFER_COMMON_COMMON_CMD_FORMAT_H_

#include <stddef.h>
#include <stdint.h>
#include <string.h>

#include "base/atomicops.h"
#include "base/numerics/checked_math.h"
#include "gpu/command_buffer/common/cmd_buffer_common.h"

namespace gpu {

// Command buffer is GPU_COMMAND_BUFFER_ENTRY_ALIGNMENT byte aligned.
#pragma pack(push, 4)
static_assert …;

// Used for some glGetXXX commands that return a result through a pointer. We
// need to know if the command succeeded or not and the size of the result. If
// the command failed its result size will 0.
template <typename T>
struct SizedResult { … };

static_assert …;
static_assert …;
static_assert …;

// The format of QuerySync used by EXT_occlusion_query_boolean
struct QuerySync { … };

static_assert …;
static_assert …;
static_assert …;

#pragma pack(pop)

}  // namespace gpu

#endif  // GPU_COMMAND_BUFFER_COMMON_COMMON_CMD_FORMAT_H_